{
  "patent_number": "US 10613201",
  "country": "US",
  "title": "How a Spinning Lidar Sensor Creates 3D Maps",
  "original_title": "Three-dimensional lidar sensor based on two-dimensional scanning of one-dimensional optical emitter and method of using same",
  "summary": "This patent describes a 3D Lidar sensor that uses a laser bar for one-dimensional sensing and a spinning part to scan in two dimensions, all inside a static outer case with a special window.",
  "what_it_does": "This patent details a 3D Lidar system designed to map environments. It uses a laser bar that emits light in a line (one-dimensional sensing) and at least one light sensor. The key is a spinning turret inside a stationary outer box. This turret rotates both the laser and the sensor, allowing them to scan across a two-dimensional area. The outer case has a window that looks opaque to us but lets the infrared laser light pass through. This setup allows for 3D mapping by measuring the time it takes for the laser light to bounce off objects and return to the sensor.",
  "what_it_does_not_cover": [
    "Lidar systems where the entire external case moves to scan.",
    "Lidar systems that use a single point laser source instead of a laser bar.",
    "Lidar systems that scan in only one or three dimensions.",
    "Lidar systems without a spinning component for scanning.",
    "Lidar systems where the window is transparent to visible light."
  ],
  "filed": "2018-06-26",
  "granted": "2020-04-07",
  "expires": "2038-06-26",
  "status": "active",
  "holder": "Quanergy Systems",
  "holder_url": "https://patentbrief.org/company/quanergy-systems",
  "inventors": [
    {
      "name": "Louay Eldada",
      "url": "https://patentbrief.org/inventor/louay-eldada"
    },
    {
      "name": "Angus Pacala",
      "url": "https://patentbrief.org/inventor/angus-pacala"
    }
  ],
  "times_cited": 7,
  "tags": [
    "automotive",
    "aerospace",
    "robotics",
    "consumer_electronics",
    "semiconductors"
  ],
  "abstract": "An apparatus and method are used for three-dimensional sensing with a time-of-flight lidar sensor having a single emitter sensing in one dimension, at least one photodetector, and a mechanical means of scanning in two dimensions said emitter and at least one photodetector. The external case of the lidar is preferably static, and only internal components involve mechanical motion. In a preferred embodiment of said lidar when operated in the infrared, said external static case has a window that is visually opaque and essentially transparent to infrared radiation.",
  "url": "https://patentbrief.org/patent/us/10613201/three-dimensional-lidar-sensor-based-on-two-dimensional-scanning-of-one-dimensio",
  "markdown_url": "https://patentbrief.org/patent/us/10613201/three-dimensional-lidar-sensor-based-on-two-dimensional-scanning-of-one-dimensio/md",
  "google_patents_url": "https://patents.google.com/patent/US10613201",
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}