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A bulldozer is a machine that unifies control of its earth-pushing blade and crawlers through hydraulics and the drivetrain. This article organizes ground pressure, traction force, blade attitude, GNSS/IMU-based ICT construction, the design thinking behind Komatsu's D61/D65 series and Caterpillar's D6 XE, and research into electrification and autonomous leveling — through both equations and a field perspective.
September 7, 2026 Construction Machinery Engineering Fundamentals · 15 minA dump truck isn't just something that hauls earth — it's a machine that designs payload, tires/crawlers, diesel/electric drive, the hydraulic bed, braking, and mine autonomous haulage as a single transport system. This article covers payload calculation, grade resistance, retarders, and current autonomous haulage technology from Komatsu and Caterpillar.
September 7, 2026 Construction Machinery Engineering Fundamentals · 27 minA hydraulic excavator is a mobile robot that distributes the rotation of a diesel engine to hydraulic pumps, cylinders, and reduction gears. This article diagrams the kinematics of the boom, arm, and bucket, bucket-edge estimation via IMU, the planetary gears in the upper structure and undercarriage, current ICT/electrification efforts from Komatsu and Caterpillar, and ongoing research into autonomous excavation.
September 7, 2026 Control Engineering Primer Hands-on · 6 minReproduce how measurement delay, actuator limits and integral windup change PID tracking on the same second-order model.
September 7, 2026 Computer Vision Primer Fundamentals · 18 minFeature tracking is the process of matching the same physical point across frames in a video sequence. This article organizes template tracking, Lucas–Kanade optical flow, descriptor matching, RANSAC, outlier rejection, and Kalman prediction with equations and implementation steps, and explains the conditions under which Visual Odometry and SLAM break down, along with mitigations.
September 7, 2026 Computer Vision Primer Fundamentals · 15 minLoop closure is the process of recognizing that a robot has returned to a previously visited place, and distributing the accumulated self-localization error across the whole map. This article systematically explains place recognition, image retrieval, geometric verification, pose-graph optimization, defenses against false positives, and current SLAM implementations and research.
September 7, 2026 Computer Vision Primer Fundamentals · 15 minOptical Flow is a vector field describing which direction each pixel in a sequence of images has moved. This article works through the brightness-constancy constraint, Lucas–Kanade and Horn–Schunck, pyramids, dense flow versus sparse feature tracking, learning-based methods such as RAFT, and camera motion, dynamic objects, and evaluation methodology, with the underlying math.
September 7, 2026 Computer Vision Primer Fundamentals · 13 minPerspective-n-Point (PnP) is the geometric problem of estimating a camera's position and orientation from known 3D points and their corresponding image points. This article works through the projection equation, P3P/AP3P, EPnP, iterative optimization, RANSAC, planar degeneracy, and how PnP is used in Visual SLAM, AR, and surveying, with the math and an implementation checklist.
September 7, 2026 Notes Hands-on · 7 minDistinguish restored files from usable application data with a small SQLite exercise, then map the checks to a real server.
September 7, 2026 Power Engineering Primer Fundamentals · 23 minA battery isn't a "power plant that stores electricity" — it's a piece of power equipment that shifts supply and demand across time. This article works through cell voltage, capacity, and C-rate, SOC/SOH, thermal runaway, safety design, grid-scale storage and V2G, and cutting-edge research such as solid-state batteries, with the math and charts.
September 7, 2026 Power Electronics Primer Fundamentals · 22 minPower electronics is the technology of reshaping electrical power by switching semiconductor switches on and off at high speed. This article connects rectifiers, DC-DC converters, inverters, PWM, SiC/GaN, motor drives, grid interconnection, and thermal design with math and waveforms, and explains why it matters for electric vehicles, renewable energy, and data centers.
September 7, 2026 Power Engineering Primer Fundamentals · 59 minHydroelectric power converts a drop and flow of water into electricity through a turbine and generator. This piece works through the output equation, turbine selection, dam, run-of-river, and pumped-storage plants, governors and grid regulation, fish passage and the environment, and digital twins and variable-speed pumped storage — covering both the equipment and the operations.
September 7, 2026 Power Engineering Primer Learning guide · 6 minConnect generation, grids, conversion and storage through power, energy, transmission losses and balancing.
September 7, 2026 Power Engineering Primer Fundamentals · 24 minNuclear power is a giant heat engine that hands the heat from fission over to a steam turbine. This piece organizes the chain reaction, a light-water reactor's primary and secondary systems, reactivity and cooling, safety systems, the fuel cycle, and SMRs and cutting-edge research, with equations and diagrams covering efficiency, risk, and grid operation.
September 7, 2026 Power Engineering Primer Fundamentals · 17 minSolar power is a system that converts light into DC electricity at a photovoltaic cell's pn junction, then delivers it to loads or the grid via MPPT, an inverter, and a transformer. This piece organizes I-V characteristics, the effects of temperature, shading, and irradiance, grid interconnection, batteries, current equipment, and cutting-edge perovskite research, with equations and diagrams.
September 7, 2026 Power Engineering Primer Fundamentals · 30 minWhy is a power plant's electricity stepped up to hundreds of kV and then stepped down in stages at substations? This piece diagrams the roles of transformers, circuit breakers, busbars, protection relays, and transmission lines — the equations behind loss, power angle, and insulation coordination, alongside today's equipment, digital substations, and HVDC research — as a single system.
September 7, 2026 Power Engineering Primer Fundamentals · 28 minHydro, thermal, nuclear, solar, and wind look nothing alike if you only compare generation methods. This piece reads frequency, supply-demand balancing, substations, transmission losses, batteries, and protection relays as a single power system, walking through the equations that determine output and stability, the equipment in service today, and where renewable-energy research is headed.
September 7, 2026 Power Engineering Primer Fundamentals · 16 minIn wind power, blades capture the momentum of wind, spin, and a generator plus inverter convert that spin into electricity. This article works through the Betz limit, pitch/yaw control, fixed- vs. variable-speed systems, offshore wind, forecasting, grid interconnection, noise and bird strikes, and current floating-turbine research, with equations and diagrams.
September 7, 2026 Sensors & Hardware Fundamentals · 7 minRelate motor load changes to voltage drops and locate faults across the battery, wiring, converter and computer.
September 7, 2026 Robotics Primer Fundamentals · 27 minWhy can a small input move a hydraulic excavator's massive arm? This article treats the pump, control valves, cylinder, hydraulic fluid, sensors, and controller as a single closed loop, covering the pressure/flow/efficiency equations, current technology in construction and agricultural machinery, and electro-hydraulic conversion and current research, with diagrams.
September 7, 2026 Robotics Primer Learning guide · 6 minConnect sensing, localization, mapping, planning and control, then choose a reading path for the system you want to build.
September 7, 2026 Robotics Primer Fundamentals · 62 minA camera infers distance indirectly from patterns of reflected light; a LiDAR measures distance directly from the time of flight of a laser pulse. LiDAR-SLAM is the technology built on registering the point clouds this active ranging sensor returns. This article works systematically from the two pillars of scan matching, ICP and NDT, through LOAM's feature design, Loop Closure and Graph SLAM, up to the lineage of landmark algorithms — LeGO-LOAM, Cartographer, LIO-SAM, FAST-LIO2.
September 7, 2026 Robotics Primer Fundamentals · 52 minA camera alone, or a LiDAR alone, breaks down in certain situations. Combining either sensor with an IMU (accelerometer + gyroscope) covers for that weakness -- this is what VIO (Visual-Inertial Odometry) and LIO (LiDAR-Inertial Odometry) do. Starting from why an IMU alone cannot recover position, this article works through the two design philosophies -- Filter-based and Optimization-based -- and the landmark algorithms from ROVIO, OKVIS, VINS-Mono, and OpenVINS through LIO-SAM and FAST-LIO2.
September 7, 2026 Computer Vision Primer Fundamentals · 57 minWith no GPS and no map, a robot can still find its own position and build a map of its surroundings from camera images alone. From feature tracking through epipolar geometry, the difference between Visual Odometry and SLAM, the lineage of landmark algorithms from ORB-SLAM to LSD-SLAM and DSO, and Bundle Adjustment, a systematic ground-up tour of how Visual-SLAM actually works.
September 7, 2026 Robotics Primer Hands-on · 7 minUse the Jazzy simulation to check mapping, map saving, reloading and goal navigation as separate steps.
September 7, 2026 Robotics Primer Fundamentals · 6 minDiagnose fusion failures through timestamps, coordinate frames, mounting geometry and covariance.
September 7, 2026 Robotics Primer Hands-on · 7 minUse synthetic trajectories to distinguish absolute and relative errors, then define matching, alignment and failure reporting for an evaluation.
September 6, 2026 Robotics Primer Fundamentals · 50 minA camera is strong on meaning, a LiDAR is strong on geometry, an IMU is strong on motion — and each has its own blind spot. From the probabilistic and optimization-based math that fuses them (Kalman Filters, Factor Graphs) to concrete pairings like VIO (Camera×IMU), LIO (LiDAR×IMU), and BEV Fusion (Camera×LiDAR), a systematic tour of how Sensor Fusion turns several sensors into a single world model.
September 5, 2026 Machine Learning Primer Fundamentals · 42 minObject Detection draws boxes around things; Semantic Segmentation colors in every pixel by meaning. From the difference between the two, through Instance and Panoptic Segmentation, the lineage from R-CNN to YOLO, DETR and DINO, all the way to their 3D point-cloud counterparts — a systematic tour of the fundamentals of scene understanding.
September 5, 2026 Sensors & Hardware Fundamentals · 41 minRather than comparing whole SBCs like the Raspberry Pi or Jetson, this piece narrows in on the "AI inference accelerator" chips that sit on top of them, comparing three design philosophies — Google Coral (Edge TPU), Intel Movidius (Myriad X), and NVIDIA Jetson Orin NX. It traces the principle behind why INT8 quantization trades accuracy for speed, through a real example of a Skydio drone running nine neural networks concurrently on a single Jetson TX2, to the state of Coral, effectively abandoned by Google but kept alive by its community.
September 4, 2026 Agricultural Machinery Engineering Fundamentals · 34 minThe term 'agricultural drone' actually covers two systems with very different characters: spray drones that carry pesticides and fertilizer, and sensing drones that measure crop condition. This article reads through actual machine specs and public materials the spray system of tank/pump/nozzle, NDVI as a growth indicator, and the structure of Japan's Civil Aeronautics Act and flight-level regulations.
September 4, 2026 Agricultural Machinery Engineering Fundamentals · 66 minA milking robot runs on a voluntary system in which the cow herself chooses when she's milked; a TMR mixer turns an inhomogeneous granular material — feed — into a single uniform meal; manure-removal robots and individual-management sensors keep barn hygiene and reproductive management running without a break. This article reads through equations and public materials current products including the Lely Astronaut, DeLaval VMS V300, domestic TMR mixers, Orion Machinery's BARN-E, and Farmnote Color.
September 4, 2026 Agricultural Machinery Engineering Fundamentals · 37 minRTK-GNSS delivers centimeter-class position, but by itself it steers nothing. This article works through the engineering chain that makes 'RTK guidance' actually reduce labor and sharpen precision in tractors and rice transplanters: AB-line/curve/contour guidance patterns, the control loop that feeds lateral deviation back into steering angle, and the link to yield and application maps.
September 4, 2026 Agricultural Machinery Engineering Fundamentals · 38 minA seeder isn't a 'machine that sows seeds' — it's a metering machine that cuts an irregular granular material, the seed, into a fixed interval. This article reads through equations and public materials the principles of mechanical-plate and pneumatic (vacuum/pressure) metering, broadcast/band/variable-rate fertilization, and current product examples.
September 4, 2026 Corporate Research Industry research · 36 minNSK is Japan's #1 and roughly the world's #3 bearing maker; NTN is Japan's #2 and the world's #1 in constant-velocity joints. In May 2026 the two companies reached a basic agreement to integrate under a joint holding company. This piece reads through why two domestic leaders would join forces in the bearing industry that underpins every rotating part in automobiles, industrial machinery, machine tools, and robots — comparing company scale, products, and technology strategy before getting into what the integration actually involves.
September 4, 2026 Construction Machinery Engineering Fundamentals · 25 minConstruction-machinery automation has advanced in stages: machine guidance, which measures blade-edge position with GNSS and IMU; remote operation, piloting by radio from a safe distance in hazardous zones; and autonomous haulage systems now running at mines and quarries. This article organizes MLIT's i-Construction policy, the history of unmanned construction dating back to Mt. Unzen-Fugendake, and the current track record of Komatsu's FrontRunner AHS and Caterpillar Command.
September 4, 2026 Construction Machinery Engineering Fundamentals · 21 minCompaction equipment applies repeated loading to soil or paving material, reducing voids to raise strength and durability. This article explains the relationship between optimum moisture content and maximum dry density shown by the Proctor test, the design of centrifugal force, amplitude, and frequency produced by a vibratory roller's eccentric weight, and the differing roles of plate compactors and asphalt rollers, alongside current machines from Sakai Heavy Industries and Mikasa Sangyo.
September 4, 2026 Construction Machinery Engineering Fundamentals · 24 minBefore it's 'a machine that lifts with great force,' a crane is 'a machine that doesn't tip over.' This article explains the differences among mobile cranes, crawler cranes, and tower cranes; the rated-load chart determined by boom and working radius; the tipping moment and stability margin at the outriggers; and how the overload-prevention device works — alongside current machines from Kobelco, Tadano, and Liebherr.
September 4, 2026 Construction Machinery Engineering Fundamentals · 19 minA wheel loader scoops earth using a combination of articulated steering, where the body itself bends in the middle, and a bucket driven by a Z-bar or parallel linkage. This article organizes the steering kinematics, the breakout force produced by the linkage, and the division of roles versus the hydraulic excavator and bulldozer, alongside Komatsu's current WA series.
September 4, 2026 Computer Vision Primer Fundamentals · 38 minBundle Adjustment is a nonlinear least-squares problem that moves many camera poses and 3D points at once to minimize the reprojection error across all observations. This article systematically covers why the Jacobian is sparse, why the Schur complement makes large-scale problems solvable, the role of the Levenberg-Marquardt method, gauge freedom, and the relationship to Pose Graph optimization and SfM, with equations and diagrams.
September 4, 2026 Computer Vision Primer Fundamentals · 36 minCamera calibration is the process of recovering the intrinsic parameters and lens distortion needed to map pixel coordinates onto 3D space. From revisiting the pinhole model, through radial and tangential distortion models, Zhang's planar-pattern method, reprojection-error optimization, to what breaks downstream in Visual SLAM and VO when calibration drifts — a systematic walkthrough with equations and diagrams.
September 4, 2026 Computer Vision Primer Fundamentals · 29 minA homography is the relation that ties together points on the same plane, or the view of a purely rotating camera, using a single 3x3 projective transform. This article covers DLT-based estimation, robustification with RANSAC, decomposition into rotation, translation, and plane normal, and when to use it versus epipolar geometry, alongside applications like image stitching and AR plane tracking, with equations and diagrams.
September 4, 2026 Computer Vision Primer Fundamentals · 38 minMulti-View Stereo (MVS) recovers dense 3D shape from many images using known camera poses. This article systematically covers the core principle of photo-consistency, the two classical approaches of Plane-Sweep and Patch-based (PMVS), deep-learning-based methods epitomized by MVSNet, and meshing via depth-map fusion, alongside the relationship to stereo and depth cameras, with equations and diagrams.
September 4, 2026 Computer Vision Primer Fundamentals · 34 minStructure from Motion (SfM) recovers both a scene's 3D structure and every camera pose simultaneously from a set of photos whose order and shooting positions are unknown. This article systematically covers feature matching, geometric verification, the two reconstruction strategies of Incremental and Global SfM, triangulation, the relationship to Bundle Adjustment, and the difference from Visual-SLAM, alongside current implementations like COLMAP.
September 4, 2026 Machine Learning Primer Fundamentals · 15 minGenerative models represent data distributions and create conditional outputs. Learn likelihood, VAE, GAN, diffusion, evaluation, provenance, and safety.
September 4, 2026 Machine Learning Primer Fundamentals · 15 minMachine learning is not just model selection: define the task, data split, loss, evaluation, and deployment change.
September 4, 2026 Machine Learning Primer Fundamentals · 33 minThis article breaks down SegFormer, introduced by NVIDIA, The University of Hong Kong, and collaborators at NeurIPS 2021, based on the original paper. We examine the hierarchical MiT encoder without positional encoding, the parameter-efficient All-MLP decoder, the effective receptive field, and the measured mIoU, parameter counts, and compute from B0 to B5 with equations.
September 4, 2026 Machine Learning Primer Fundamentals · 36 minBreak down Ultralytics YOLO11 using official documentation and primary sources: C3k2, C2PSA, anchor-free detection, DFL/CIoU losses, and measured benchmarks for n/s/m/l/x.
September 4, 2026 Machine Learning Primer Fundamentals · 15 minNeural networks stack affine transforms and nonlinear activations, then reduce loss by backpropagation and gradient-based optimization.
September 4, 2026 Machine Learning Primer Fundamentals · 14 minPose estimation infers human or object keypoints and 6D pose from images. This primer covers coordinates, losses, occlusion, evaluation, and safety.
September 4, 2026 Power Electronics Primer Fundamentals · 15 minA DC-DC converter chops DC and stores energy in inductors or transformers to produce another DC voltage. This guide explains buck, boost, buck-boost, Flyback, LLC, and DAB operation, control, loss, and safety with diagrams and equations.
September 4, 2026 Power Electronics Primer Fundamentals · 15 minAn inverter chops DC with semiconductor switches and synthesizes the AC voltage, frequency, and phase a load needs. This guide covers single- and three-phase topologies, PWM, motor control, losses, and protection with diagrams and equations.
September 4, 2026 Power Electronics Primer Fundamentals · 14 minSiC MOSFETs and GaN HEMTs use wider bandgaps and higher critical fields than silicon to enable efficient, high-frequency switching. This guide covers physics, loss, gate drive, EMI, reliability, and applications with equations.
September 4, 2026 Power Engineering Primer Fundamentals · 36 minGeothermal power is a stable energy source sitting right under the feet of volcanic Japan, yet even though the country ranks third in the world for resource potential, installed capacity captures only a fraction of it. This article diagrams the difference between flash and binary systems, the risks of resource assessment and drilling, the regulatory tangle around hot springs and national parks, and next-generation technologies such as EGS and supercritical geothermal.
September 4, 2026 Power Engineering Primer Fundamentals · 33 minThe kinetic energy stored in a synchronous generator's rotating mass is the shock absorber that softens sudden supply-demand swings on a timescale of seconds. As inverter-connected sources — solar, wind, batteries — grow and that shock absorber shrinks, how can the grid become unstable? This article works through the swing equation, primary through tertiary regulating power, synthetic inertia, and real large-scale blackouts.
September 4, 2026 Power Engineering Primer Fundamentals · 33 minLithium-ion batteries are strong at balancing supply and demand over minutes to a few hours, but filling in longer timescales needs a different technology. This article works through pumped hydro's round-trip efficiency and variable-speed operation, green hydrogen's electrolysis, storage, and reconversion, real projects, and an efficiency comparison table to lay out the design thinking behind large-capacity, long-duration storage.
September 4, 2026 Power Engineering Primer Fundamentals · 39 minAs solar panels and batteries proliferate in homes and on distribution lines, electricity stops flowing in only one direction from power plant to consumer. This article diagrams smart meters (AMI), communication protocols, demand response, and self-healing distribution automation, connecting them to how substations and transmission networks work.
September 4, 2026 Power Engineering Primer Fundamentals · 32 minRooftop solar, home batteries, EVs, factory demand response: this article diagrams how a VPP bundles scattered distributed resources on an IT platform and offers them to the market as if they were a single power plant, alongside Japan's aggregator system, balancing market, and real-world demonstration cases.
September 4, 2026 Powertrain & Mechanical Engineering Fundamentals · 25 minBraking is the job of turning kinetic energy into heat or electricity to stop a car. This article covers disc and drum friction and heat dissipation, hydraulic circuits and ABS/ESC, regenerative blending in EVs and HVs, and the state of brake-by-wire, with math and diagrams.
September 4, 2026 Powertrain & Mechanical Engineering Fundamentals · 14 minAn EV converts battery DC into three-phase motor power, then sends electromagnetic torque through a reducer and differential to the wheels. This guide compares PMSM and induction motors, regeneration, thermal design, and current integrated platforms.
September 4, 2026 Powertrain & Mechanical Engineering Fundamentals · 16 minA hybrid coordinates an engine and electric motor through series, parallel, or power-split paths. Using Toyota THS planetary gearing as an example, this guide explains SOC management, regeneration, thermal limits, and control with equations and diagrams.
September 4, 2026 Powertrain & Mechanical Engineering Fundamentals · 34 minSuspension is the mechanism that uses springs and dampers to balance ride comfort with handling stability. This article covers the quarter-car model's basic equations, geometry differences among MacPherson strut, double wishbone, and multi-link designs, active/adaptive damping such as MagneRide and Porsche Active Ride, and the relationship to weight transfer under braking, with math and diagrams.
September 4, 2026 Powertrain & Mechanical Engineering Fundamentals · 14 minA transmission matches engine or motor speed and torque to the wheels. This guide compares MT, torque-converter AT, CVT, and DCT mechanisms, losses, shift quality, and control, then explains why EVs often use a single reduction gear.
September 4, 2026 Reinforcement Learning Primer Fundamentals · 31 minWhen multiple agents learn at the same time, a single-agent MDP no longer holds. This article organizes non-stationarity, cooperative/competitive/mixed settings, CTDE, the credit-assignment problem, and MADDPG and QMIX, with equations and diagrams.
September 4, 2026 Reinforcement Learning Primer Fundamentals · 37 minA source-based technical guide to Physical Intelligence's π0: the PaliGemma VLM and dedicated Action Expert, continuous action generation with conditional flow matching, cross-embodiment training across seven robot types, and the difference from autoregressive VLA models such as RT-2 and OpenVLA.
September 4, 2026 Reinforcement Learning Primer Fundamentals · 27 minIn reinforcement learning implementations, reward-function design more often determines the outcome than the algorithm does. This article organizes sparse vs. dense reward, the policy invariance of potential-based reward shaping, real cases of reward hacking, inverse reinforcement learning, and constrained RL.
September 4, 2026 Robotics Primer Fundamentals · 46 minForward kinematics finds the hand's position and orientation from the joint angles; inverse kinematics solves the reverse problem; and the Jacobian bridges the two through "velocity." From building coordinate transforms with DH parameters, through analytic IK, numerical IK (Damped Least Squares), singularities, and redundant degrees of freedom — a ground-up, systematic account of the kinematics that governs how a robot arm moves.
September 4, 2026 Robotics Primer Fundamentals · 52 minStarting from what actually happens the instant a position-controlled robot arm touches a rigid object — and why that makes assembly, polishing, and human-contact tasks impossible — this article works through impedance control, which links force and displacement via a virtual spring, damper, and mass; admittance control, which reverses that causality; and hybrid position/force control, which separates position and force by spatial direction, building the ideas up from equations and diagrams.
September 4, 2026 Robotics Primer Fundamentals · 44 minSwarm control solves problems a single robot can't, using nothing but "simple local rules" applied across many robots. From reproducing flocking with Boids, through consensus algorithms for agreement, to the three approaches to formation control — leader-follower, virtual structures, and behavior-based — this article systematically organizes the field around the divide between centralized and decentralized architectures.
September 4, 2026 Sensors & Hardware Fundamentals · 45 minWe compare the two operating principles behind the rotary encoder — optical, which reads position by interrupting light, and magnetic, which reads the direction of a magnetic field — from a motor's shaft angle and speed sensor. From the encoder industry's surprising origin at an organ maker, to the newbot project's real measurement of a 1.2m straight-line run being misread as an 80° turn when the actual rotation was 6.5°, we trace the real story of the encoder that underpins — and sometimes betrays — wheel odometry accuracy.
September 4, 2026 Sensors & Hardware Fundamentals · 53 minEvery temperature sensor does the same one thing — turns heat into an electrical signal — but the physics underneath splits into four separate families: the Seebeck effect in thermocouples, the resistance-temperature relationship in RTDs and thermistors, the bandgap behavior of semiconductor ICs, and the Stefan-Boltzmann law behind infrared radiation thermometers. This piece traces the history from Seebeck's 1821 misunderstanding, through the Callendar-Van Dusen equation that calibrates PT100 sensors, to a spec comparison of real ICs like the DS18B20, TMP117, and MLX90614, and a real-world case of an F1 car reading tire temperature with 12 non-contact IR sensors.
September 4, 2026 Technology Trends Trends · 27 minTesla Optimus and Figure 03 have moved onto factory floors, and Boston Dynamics' Atlas has switched from hydraulic to fully electric. Unitree is driving a price war, while 1X's NEO is starting to teach itself in the home using a video world model. A look at the competitive landscape and the open problems that remain.
September 4, 2026 Technology Trends Trends · 25 minA 'World Model' learns the dynamics of an environment and simulates the future inside its own head. From Ha & Schmidhuber's VAE+RNN, through DreamerV3, Genie 3, and Sora, to the JEPA architecture championed by Yann LeCun — this piece maps the split between generative and non-generative approaches, and the shared wall of physical consistency both sides run into.
September 3, 2026 Agricultural Machinery Engineering Fundamentals · 65 minThe head-feeding combine harvester that cuts rice, threshes it, separates the grain, and stores it in a tank. This article reads the combine as mechanical engineering — why it originated in Japan, the internal material flow, the equations used to measure loss, yield/quality sensors, the published specs of current models, and where autonomous operation and electrification stand today.
September 3, 2026 Agricultural Machinery Engineering Fundamentals · 72 minA rice transplanter is not just a machine that carries seedlings. This article reads it through equations and public materials — the feed system that cuts a seedling mat down to one hill at a time, the trajectory of the planting claw, row/hill spacing and depth, paddy-surface tracking via floats, and everything from walk-behind machines to robotic units.
September 3, 2026 Agricultural Machinery Engineering Fundamentals · 58 minA tractor is a portable power source that splits the engine's output among wheels/crawlers, the PTO, and the hydraulic three-point linkage. This article explains, as mechanical engineering, traction and slip, tillage-depth control, RTK-GNSS, soil/yield sensors, and where electrification stands.
September 3, 2026 Corporate Research Industry research · 45 minFrom EV batteries to data-center energy storage to defense and space applications, batteries are a growth field that Japan's electrical-equipment and electronic-components makers are throwing everything at — yet their origins and strategies couldn't be more different. Panasonic Energy absorbed Sanyo Electric's battery business; GS Yuasa traces back to a lead-acid battery pioneer founded in 1895; Murata Manufacturing entered the field in 2017 by acquiring Sony's battery business. This article compares all three companies' histories, financial results, products, facilities, and outlook.
September 3, 2026 Connected & Autonomous Driving Fundamentals · 40 minBehavior planning turns uncertain perception into stop, follow, yield, merge, and lane-change decisions, then constrains path planning and MPC. This primer connects FSMs, behavior trees, POMDPs, current ADAS, safety, and testing.
September 3, 2026 Connected & Autonomous Driving Fundamentals · 40 minBehavior planning turns uncertain perception into stop, follow, yield, merge, and lane-change decisions, then constrains path planning and MPC. This primer connects FSMs, behavior trees, POMDPs, current ADAS, safety, and testing.
September 3, 2026 Connected & Autonomous Driving Fundamentals · 28 minAn occupancy grid divides space into cells and represents occupied, free, and unknown space probabilistically. Learn Bayesian and log-odds updates, inverse sensor models, ray casting, dynamic decay, 3D voxels, SLAM, costmaps, and planning.
September 3, 2026 Connected & Autonomous Driving Fundamentals · 34 minSAE J3016 is not a score of vehicle intelligence. Learn who performs the dynamic driving task, monitoring, and fallback at Levels 0–5, with ODD, takeover latency, current ADAS, SOTIF, security, and safety evaluation.
September 3, 2026 Connected & Autonomous Driving Fundamentals · 27 minWhat do V2V, V2I, V2N, and V2P exchange, and how do DSRC/ITS-G5 and C-V2X differ? This primer connects latency, delivery reliability, cooperative perception, PKI, location privacy, fail-safe design, and reproducible testing.
September 3, 2026 Control Engineering Primer Fundamentals · 21 minSensor readings are not the state itself. This primer explains observability, Kalman predict/update equations, covariance, numerical examples, control integration, robot implementation, and fault-safe behavior.
September 3, 2026 Control Engineering Primer Fundamentals · 20 minLQR derives state-feedback gains from a state-space model and a quadratic cost. This primer covers Riccati equations, observability, PID/MPC tradeoffs, robot implementation, numerical intuition, and safety.
September 3, 2026 Control Engineering Primer Fundamentals · 23 minModel Predictive Control predicts future behavior with a model, optimizes a constrained input sequence, applies only its first move, and repeats. This primer covers equations, tuning, safety, implementation, and current examples.
September 3, 2026 Control Engineering Primer Fundamentals · 22 minPath planning is not drawing a shortest line. This primer compares grid and continuous-space algorithms while accounting for robot footprint, map uncertainty, computation, SLAM/Nav2 integration, and safety.
September 3, 2026 Control Engineering Primer Fundamentals · 24 minPID is not merely three gains. This primer connects its intuition and equations to sampling, saturation, anti-windup, tuning, safety, ROS 2, and real implementation checks.
September 3, 2026 Control Engineering Primer Fundamentals · 19 minA path says where to travel; a trajectory says when and with what velocity, acceleration, and jerk. This primer covers minimum-jerk, quintic, trapezoidal profiles, constraints, safety, and ROS 2 integration.
September 3, 2026 Computer Vision Primer Fundamentals · 54 minEpipolar geometry is the theory that constrains how the same 3D point projects into two images. This article systematically explains the Fundamental Matrix and Essential Matrix, the 8-point and 5-point algorithms, RANSAC, triangulation, the choice between epipolar geometry and homography, calibration, OpenCV/COLMAP implementation, failure conditions, and recent learning-based estimation, with equations and diagrams.
September 3, 2026 Computer Vision Primer Fundamentals · 45 minFeature detection selects "places you can find again" in an image and uses them for matching. This article connects the principles of corners, blobs, DoG, FAST, ORB, and SIFT with robustness, evaluation, current tools, and learning-based methods into a single coherent picture.
September 3, 2026 Computer Vision Primer Fundamentals · 54 minVisual Odometry (VO) and Visual-Inertial Odometry (VIO) estimate the relative motion of a robot or camera from a sequence of images and inertial measurements. This article works through monocular scale ambiguity, IMU preintegration, initialization, filtering versus optimization, implementations such as VINS-Mono and OpenVINS, evaluation metrics, and failure conditions, with math and diagrams.
September 3, 2026 Connected & Autonomous Driving Fundamentals · 21 minAn HD map represents lanes, boundaries, signs, elevation, and connectivity as machine-readable data. This guide explains how it differs from a SLAM map, how localization works, and why freshness and uncertainty matter.
September 3, 2026 Connected & Autonomous Driving Fundamentals · 28 minAn occupancy grid divides space into cells and represents occupied, free, and unknown space probabilistically. Learn Bayesian and log-odds updates, inverse sensor models, ray casting, dynamic decay, 3D voxels, SLAM, costmaps, and planning.
September 3, 2026 Power Engineering Primer Fundamentals · 29 minThermal power isn't just burning fuel. This piece reads the boiler, steam turbine, gas turbine, heat recovery, generator, and flue-gas treatment as a single thermodynamic and grid-operations system, organizing efficiency, emissions, startup time, hydrogen/ammonia co-firing, and CCS with equations and diagrams.
September 3, 2026 Powertrain & Mechanical Engineering Fundamentals · 11 minDiesel-cycle thermodynamics, common-rail injection, torque and fuel consumption, DPF/SCR aftertreatment, current equipment examples, electrification, and safety.
September 3, 2026 Powertrain & Mechanical Engineering Fundamentals · 20 minA gas turbine compresses air, burns fuel continuously, and expands the hot gas through turbine stages. This guide covers the Brayton cycle, aircraft and power-generation variants, GTCC, and hydrogen pathways with equations and diagrams.
September 3, 2026 Powertrain & Mechanical Engineering Fundamentals · 12 minA practical introduction to four-stroke gasoline engines: Otto-cycle thermodynamics, torque and fuel economy, emissions control, current products, and electrification.
September 3, 2026 Reinforcement Learning Primer Fundamentals · 19 minBehavior Cloning, DAgger, and inverse reinforcement learning use demonstrations when rewards are hard to write. This primer covers covariate shift, reward inference, VLA connections, evaluation, safety, and data provenance.
September 3, 2026 Reinforcement Learning Primer Fundamentals · 20 minReinforcement learning is a closed loop in which an agent chooses actions from observations and maximizes delayed rewards. This primer explains MDPs, value functions, policies, Bellman equations, exploration versus exploitation, reward design, and the path from simulation to a real robot.
September 3, 2026 Reinforcement Learning Primer Fundamentals · 13 minWorld models, prediction error, MPC, domain randomization, system identification, and safety monitoring for real machines.
September 3, 2026 Reinforcement Learning Primer Fundamentals · 19 minPolicy gradients update a policy directly so that steering, thrust, and joint torque can remain continuous. This article connects Actor-Critic, PPO, and SAC, then covers clipping, entropy regularization, evaluation, and the safety boundary for Sim-to-Real transfer.
September 3, 2026 Reinforcement Learning Primer Fundamentals · 18 minQ-learning updates action values with the Bellman optimality target. This primer follows the path from a tabular Q-table to a Deep Q-Network, explaining experience replay, target networks, overestimation, and safe placement in a robot stack.
September 3, 2026 Robotics Primer Fundamentals · 19 minArduPilot is an open-source autopilot that implements a vehicle's sensor fusion, attitude/position control, navigation missions, and failsafes. This article covers the differences between Copter, Plane, and Rover, plus EKF, PID, MAVLink, SITL, and real-vehicle safety testing, with diagrams.
September 3, 2026 Robotics Primer Fundamentals · 20 minDead reckoning is the foundational technique of updating a robot's pose and position by integrating wheel rotation, IMU readings, and velocity sensors. This article covers differential-drive kinematics, accumulating error, EKF-based correction, and implementations in indoor transport robots and autonomous driving, with equations and diagrams.
September 3, 2026 Robotics Primer Fundamentals · 18 minROS 2 is a robotics middleware that splits sensing, perception, planning, and control into separate processes and connects them via DDS communication. This article covers nodes, topics, services, actions, QoS, TF2, lifecycle, implementation and debugging, along with the differences from ROS 1 and real-world operational cautions, with diagrams.
September 3, 2026 Sensors & Hardware Fundamentals · 43 minWe compare the actuators that serve as a robot's "muscles" across three angles — the BLDC motor, the stepper motor, and the servo motor. These three aren't actually a parallel classification; motor construction (BLDC/stepper) and control architecture (servo) are two different axes that get conflated. Untangling that confusion, we trace the real torque/response/control tradeoffs from NASA's brush-wear-in-vacuum problem to the birth of Wiener's cybernetics.
September 3, 2026 Sensors & Hardware Fundamentals · 39 minUnlike conventional cameras that keep capturing frames (still images) at fixed intervals, event cameras (Dynamic Vision Sensor, DVS) have each pixel independently report only the instant its brightness changes, at microsecond resolution. We trace the real chips — Prophesee Metavision, iniVation DVXplorer/DAVIS, Samsung DVS-Gen4 — the neuromorphic-engineering lineage from 1988's silicon retina research to iniVation's 2024 acquisition, the stereo-event-camera autonomous-driving dataset DSEC, and SLAM research running onboard UAVs.
September 3, 2026 Sensors & Hardware Fundamentals · 45 minThe magnetometer, which senses the direction of Earth's magnetic field to derive heading, is the one sensor that keeps returning an absolute-direction external reference as long as it has power — from a smartphone's electronic compass, to yaw-angle correction on a drone, to attitude control on a CubeSat. This article lays out the four underlying physical principles — the Hall effect, AMR, GMR, and fluxgate — compares real chip specs across the Bosch BMM150, STMicroelectronics LIS3MDL, and Honeywell HMC5883L, covers hard-iron/soft-iron error and its calibration, AHRS sensor fusion with an IMU, and the technology's history from ore prospecting through WWII submarine hunting and lunar exploration to today's CubeSat attitude control.
September 3, 2026 Sensors & Hardware Fundamentals · 41 minWhat carries a sensor's measured value outside its enclosure is, almost always, a radio wave. We trace how Wi-Fi's OFDM uses orthogonal subcarriers to overcome multipath, how BLE's GFSK modulation and star topology enable duty-cycled operation, and how LoRa's Chirp Spread Spectrum (CSS) trades range for data rate across the SF7-12 spreading-factor range — all through the real numbers of chips like the ESP32-C6, Nordic nRF52840, Semtech SX1262, TI CC2652R7, and MultiTech mDot. From the 1999 naming drama behind Wi-Fi, to the name Bluetooth born from a 10th-century Danish king's epithet in 1996, to the story of how LoRa, built by a small French startup, was acquired by Semtech, to the real-world example of ZENNER's LoRaWAN smart-meter network scaling past 10 million devices, we look at how to choose frequency band, transmit power, sensitivity, and topology.
September 2, 2026 Sensors & Hardware Fundamentals · 39 minWhat determines a robot's or drone's range and safety isn't the motor or the sensor suite — it's the battery and its BMS (Battery Management System). From the electrochemistry of lithium-ion cells to cell balancing and protection circuits, we compare real specs from Molicel's high-discharge cells, DJI's intelligent flight batteries, and Samsung SDI's push into next-generation solid-state batteries — and look at what the Boeing 787 fire taught the industry about the limits of a BMS.
September 2, 2026 Sensors & Hardware Fundamentals · 42 minForce sensors give a robot arm its 'sense of the arm,' and tactile sensors give a robot hand its 'sense of the fingertips.' We trace the physics from strain gauges through three tactile-sensing approaches — piezoresistive, capacitive, and optical — and survey real products from ATI, Bota Systems, and XELA Robotics to Shadow Robot's prosthetic-style hand carrying 129 sensors, alongside the true story of the strain gauge's simultaneous invention in 1938.
September 2, 2026 Sensors & Hardware Fundamentals · 38 minWe compare the embedded computers that serve as a robot's "brain" across three design philosophies — the general-purpose SoC of the Raspberry Pi 5, the GPU-integrated AI computer of NVIDIA Jetson Orin, and the dedicated ASIC of Google Coral. From what the TOPS/W efficiency metric actually means, to why the newbot project chose a general-purpose SoC, to the real 2026 story of an AI-datacenter DRAM crunch hitting the hobbyist SBC market.
September 2, 2026 Corporate Research Industry research · 38 minispace (lunar transport), Synspective (small SAR satellite constellations), and Astroscale (on-orbit servicing / debris removal) — three Japan-born "NewSpace" companies, all listed on the Tokyo Stock Exchange Growth Market, compared across history, five fiscal years of results, products, technology strategy, facilities, and mid-term strategy. All three carry massive operating losses, yet each is capturing government and defense demand through a distinct path to viability.
August 29, 2026 Corporate Research Industry research · 42 minToyota, founded in 1937; Honda, established in 1948; and Nissan, born out of a merger of several companies — comparing all three companies' histories, five years of financial results, production-network restructuring, FY2026/3's sharply divergent results (Toyota becoming the first Japanese company ever to top ¥50 trillion in revenue, Honda falling into an operating loss on EV-related charges, Nissan mid-restructuring and cutting roughly 20,000 jobs), and their race to commercialize solid-state batteries.
August 28, 2026 Sensors & Hardware Fundamentals · 32 minAn ultrasonic sensor measures a nearby obstacle's distance from the round-trip time of an ultrasonic pulse — the acoustic counterpart to LiDAR. It can see straight through what trips up optical sensors, transparent glass and black objects included, but its effective range tops out at a few meters. We work through bat-echolocation research, sonar's development in the First World War, the Bosch USS Gen 6's measured range, the Murata MA40S4S and MaxBotix modules that are staples of robotics, and the real-world example of Toyota's eight-sensor Intelligent Clearance Sonar — and how each of these changes what performance you actually get.
August 27, 2026 Corporate Research Industry research · 40 minNTT traces back to the 1985 privatization of Japan's public telecom monopoly; KDDI's roots run through DDI, founded in 1984; SoftBank pivoted from software distribution into a carrier through M&A. Comparing all three companies' five-year financial results, mobile subscriber share, AI/data-center investment, and their divergent technology bets on "what comes after radio" — NTT's optical-network vision IOWN, KDDI's Starlink partnership, and SoftBank's HAPS.
August 26, 2026 Technology Trends Trends · 26 minVision-Language-Action folds camera input and natural-language instructions into a single model that outputs robot actions directly. From RT-2 to OpenVLA to Physical Intelligence's π0 lineage, surveying the spread of a design philosophy that refuses to separate perception from control.
August 23, 2026 Corporate Research Industry research · 42 minKajima, the first Japanese contractor to top ¥3 trillion in revenue; Taisei, which posted record profit; Shimizu, which bounced back from its first-ever operating loss to post two straight years of profit growth. Comparing all three companies' founding years (1804-1873), five years of financial results, frontier businesses from overseas construction to space development, and construction robotics.
August 22, 2026 Sensors & Hardware Fundamentals · 31 minMillimeter-wave radar measures distance and relative velocity from the reflection of radio waves, making it the sensor most resistant to rain, fog, glare, and other adverse conditions that give optical sensors trouble. We work through how FMCW's beat frequency yields distance and velocity simultaneously, radar's technology lineage running back to Chain Home in the Second World War, Tesla's abandonment and later reinstatement of radar, the 4D imaging specs of the Continental ARS540, and the real-world example of Honda SENSING 360's five-radar 360-degree coverage — and how each of these changes the range/field-of-view/resolution trade-off.
August 21, 2026 Corporate Research Industry research · 38 minShin-Etsu Chemical holds a leading global position in semiconductor-grade silicon wafers, while Toray develops carbon fiber and composite materials. Comparing the two companies' materials portfolios, results, and technical strategies.
August 20, 2026 Technology Trends Trends · 22 minFrom the classical pipeline of maps, costmaps, and path planning, to end-to-end approaches via reinforcement learning, to foundation models built on Vision-Language models. Surveying where autonomous mobile robot navigation stands today.
August 17, 2026 Corporate Research Industry research · 42 minNippon Steel completed its acquisition of US Steel in June 2026, putting it among the world's top crude steel producers, while JFE Holdings holds the
August 16, 2026 Sensors & Hardware Fundamentals · 34 minRTK combines satellite positioning with correction data from a base station, shrinking the several-meter error of standalone GNSS positioning down to centimeter level. We work through how dual-frequency positioning cancels ionospheric delay, how u-blox's ZED-F9P drove low-cost RTK into the mainstream, Trimble RTX and Japan's own Michibiki (QZSS), and the real-world example of Kubota's nationwide network of 342 RTK base stations for farm machinery — and how each of these changes what positioning accuracy you actually get.
August 15, 2026 Corporate Research Industry research · 40 minCanon has held the
August 14, 2026 Technology Trends Trends · 22 minOllama's monthly download count grew 520x in three years. Surveying how the rapid rise of open-weight models and maturing quantization techniques are turning large language models into something that runs on a home PC.
August 11, 2026 Corporate Research Industry research · 40 minMitsubishi Electric's total company revenue is larger, but Daikin leads the world in air conditioning alone. Comparing the inverter air-conditioning technology Daikin spread worldwide against Mitsubishi Electric's "Kirigamine" line, differentiated by its own infrared sensor, "Move Eye."
August 10, 2026 Corporate Research Industry research · 36 minRenesas Electronics, a top contender in automotive microcontrollers, and Kioxia, the world's
August 10, 2026 Sensors & Hardware Fundamentals · 33 minAn IMU pairs an accelerometer with a gyroscope to directly sense a vehicle's own translational acceleration and rotational rate. Unlike cameras or LiDAR, it depends on nothing external — but that self-containment comes with an inescapable fate: error accumulates over time (drift). We work through the MEMS gyroscope principle, Allan-variance noise analysis, the grading scale from consumer chips to navigation-grade modules, and Xsens's MTi series product strategy.
August 9, 2026 Corporate Research Industry research · 37 minDMG Mori and Okuma are public and disclose results; Yamazaki Mazak is private and discloses none. Comparing company history, financial trends over time, OSP (Okuma's self-developed CNC) against Yamazaki Mazak's strength in multi-tasking machines, facilities, and mid-term plans — including what the disclosure gap itself says about the industry.
August 8, 2026 Technology Trends Trends · 18 minFrom transformer-based SegFormer and Mask2Former to the Segment Anything family, which can carve out any object from a prompt. Surveying where segmentation stands as it moves away from fixed classes.
August 7, 2026 Corporate Research Industry research · 36 minFANUC, maker of the familiar "yellow robots," and Yaskawa Electric, which built the world's first all-electric industrial robot. FANUC leads on revenue, Yaskawa on headcount. From company history and five years of results to a comparison of CNC and servo/inverter businesses, "MOTOMAN NEXT" — an autonomous robot with a built-in NVIDIA GPU — facilities, and mid-term plans.
August 4, 2026 Sensors & Hardware Fundamentals · 27 minActive stereo projects a pattern with an infrared emitter and does stereo matching; structured light reads depth from how a known pattern distorts; time-of-flight reads distance directly from a phase shift — three coexisting approaches to depth cameras. We look at the principles behind each and real examples from the Intel RealSense D435i, Microsoft Kinect, Orbbec Femto Bolt, and iPhone TrueDepth, and trace how Israeli startup PrimeSense's technology gave birth to Kinect, got acquired by Apple, and was reborn as Face ID.
August 3, 2026 Corporate Research Industry research · 35 minTokyo Electron's revenue runs about 4x SCREEN Holdings'. A comparison of breadth versus depth — Tokyo Electron spans deposition, etching, and cleaning, while SCREEN holds a 34.7% world share concentrated in cleaning equipment alone — covering company history, five years of financial results, product lineups, facilities, and mid-term plans.
August 2, 2026 Technology Trends Trends · 17 minThe YOLO family moving toward NMS-free designs, and transformer-based detectors like RF-DETR, which broke 60 mAP on COCO. Surveying the state of object detection in 2026, all the way to open-vocabulary detection driven by nothing but a text prompt.
August 1, 2026 Corporate Research Industry research · 44 minJR East, posting record revenue for a fifth straight year, and JR Central, carrying the enormous Chuo Shinkansen maglev project. From a five-year scale comparison to the next-generation "E10 series" versus the Chuo Shinkansen maglev, a look at IC-card payment infrastructure (Suica vs. TOICA), and a map of both companies' development and manufacturing facilities.
July 29, 2026 Sensors & Hardware Fundamentals · 27 minA stereo camera triangulates distance from the disparity between two lenses, solving the absolute-scale problem that fundamentally limits monocular cameras. We look at real specs from the Stereolabs ZED 2i, Luxonis OAK-D, and e-con Systems TARA, and trace the baseline-length tradeoff through the evolution of Subaru's EyeSight, which has shipped on over 5 million vehicles since 2008 — plus the story of how EyeSight's creator left Subaru to found his own stereo-vision startup.
July 28, 2026 Corporate Research Industry research · 49 minTEPCO Holdings leads on revenue; Kansai Electric leads on nuclear power. A comparison of two very different places in the nuclear-restart story — TEPCO restarting its first reactor since the Fukushima accident in April 2026, against Kansai Electric, which already has 4 of its 7 reactors running.
July 27, 2026 Technology Trends Trends · 20 minFrom classical feature-point methods to deep-learning-based end-to-end estimation, and on to a reinvention of map representation via 3D Gaussian Splatting/NeRF. Surveying where Visual-SLAM — self-localization and mapping from cameras alone — stands today.
July 26, 2026 Corporate Research Industry research · 45 minTokyo Gas serves the greater Tokyo region, Osaka Gas (Daigas Group) the Kansai region. From an 1885 founding tied to Shibusawa Eiichi versus an 1897 founding, through five years of earnings, LNG procurement and overseas energy, electricity retail and non-gas businesses, to the "methanation" race both companies are running to decarbonize city gas, plus a map of their development and manufacturing sites.
July 23, 2026 Sensors & Hardware Fundamentals · 27 minA monocular camera reads lane lines, signs, and obstacles through a single lens, gaining low cost and a small footprint at the price of a fundamental limitation — a single image alone cannot fix absolute distance. We look at real examples from Mobileye EyeQ6L, Tesla HW4, Continental MFC500, and comma.ai to see how each works around that constraint, and trace how a Hebrew University lab became Mobileye and was acquired by Intel for over $15 billion, plus Tesla's 2021 decision to "delete" radar from Tesla Vision.
July 22, 2026 Corporate Research Industry research · 51 minJapan's largest, Mitsubishi Heavy Industries; the most diversified, Kawasaki Heavy Industries; and IHI, strong in aircraft engines. From revenue scale to a world-leading gas turbine, a head-on rivalry in submarine construction, and how each company's mid-term plan responds to rising defense spending and a recovering aviation market.
July 21, 2026 Technology Trends Trends · 18 minFrom the LOAM lineage to direct methods like FAST-LIO, and on to D-LIO, published in 2026. Surveying the evolution of LiDAR-and-IMU-based self-localization and mapping, set against newbot's own implementation.
July 20, 2026 Corporate Research Industry research · 45 minKubota runs 2.5-3x Yanmar's revenue. From company history and a five-year scale comparison, to a large-tractor and combine-harvester spec showdown, autonomous driving technology, domestic facility footprints, and both companies' mid-term management plans.
July 19, 2026 Sensors & Hardware Fundamentals · 37 minLiDAR measures distance from the round-trip time of light, from the rotating Velodyne Puck to the non-rotating Livox Mid-360S that drove costs down, to the Chinese players Hesai and RoboSense. We compare real specs from actual products in production — and trace the industry's real backstory, from the DARPA Grand Challenge to the DJI spinoff to the collapse of Volvo's deal with Luminar.
July 18, 2026 Corporate Research Industry research · 37 minJapan's
July 17, 2026 Technology Trends Trends · 21 minFrom filter-based methods to graph optimization, and now to learning-based, AI-native approaches. Tracing the lineage of SLAM (simultaneous self-localization and mapping) and where current research stands.
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