LIDAR SYSTEM AND LASER RANGING METHOD
First Claim
1. A LiDAR system, comprising;
- a laser scanning component and a rotary component;
whereinthe rotary component is configured to rotate the laser scanning component; and
the laser scanning component comprises;
an emitter assembly, comprising a plurality of emitter modules, a plurality of multi-core optical fiber connectors and a first optical fiber array, each of the plurality of emitter modules comprising a plurality of laser emitters, wherein each laser emitter corresponds to an optical fiber and implements light transmission via the optical fiber, and a plurality of optical fibers corresponding to the plurality of laser emitters are connected to the first optical fiber array by a multi-core optical fiber connector;
an emitter lens, configured to collimate lasers from the first optical fiber array and emit the lasers;
a receiver assembly, comprising a plurality of receiver modules, a plurality of multi-core optical fiber connectors and a second optical fiber array, each of the plurality of receiver modules comprising a plurality of receivers, wherein each receiver corresponds to an optical fiber and receives reflected light transmitted via the optical fiber, and a plurality of optical fibers corresponding to the plurality of receivers are connected to the second optical fiber array by a multi-core optical fiber connector; and
a receiver lens, configured to receive reflected light of the lasers, and converge the reflected light into the second optical fiber array.
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Accused Products
Abstract
Embodiments of the present invention provide a LiDAR system and a laser ranging method. The system includes: a laser scanning component and a rotary component; the laser scanning component includes an emitter assembly, an emitter lens, a receiver lens and a receiver assembly. Further, the emitter assembly includes a plurality of emitter modules, a plurality of multi-core optical fiber connectors and a first optical fiber array; and the receiver assembly includes a plurality of receiver modules, a plurality of multi-core optical fiber connectors and a second optical fiber array. With the LiDAR system according to the embodiments of the present invention, by using the optical fiber array as a laser emitter end of an emitter assembly, and a reflected light incident end of a receiver assembly, the size of the
LiDAR may be reduced, and the production cost may be lowered.
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Citations
18 Claims
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1. A LiDAR system, comprising;
- a laser scanning component and a rotary component;
whereinthe rotary component is configured to rotate the laser scanning component; and the laser scanning component comprises; an emitter assembly, comprising a plurality of emitter modules, a plurality of multi-core optical fiber connectors and a first optical fiber array, each of the plurality of emitter modules comprising a plurality of laser emitters, wherein each laser emitter corresponds to an optical fiber and implements light transmission via the optical fiber, and a plurality of optical fibers corresponding to the plurality of laser emitters are connected to the first optical fiber array by a multi-core optical fiber connector; an emitter lens, configured to collimate lasers from the first optical fiber array and emit the lasers; a receiver assembly, comprising a plurality of receiver modules, a plurality of multi-core optical fiber connectors and a second optical fiber array, each of the plurality of receiver modules comprising a plurality of receivers, wherein each receiver corresponds to an optical fiber and receives reflected light transmitted via the optical fiber, and a plurality of optical fibers corresponding to the plurality of receivers are connected to the second optical fiber array by a multi-core optical fiber connector; and a receiver lens, configured to receive reflected light of the lasers, and converge the reflected light into the second optical fiber array. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
- a laser scanning component and a rotary component;
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11. A laser ranging method, wherein a LiDAR system is used for laser ranging, and the LiDAR system comprises a laser scanning component and a rotary component;
- wherein the laser scanning component comprises;
an emitter assembly, an emitter lens, a receiver assembly and a receiver lens;
wherein the emitter assembly comprises a plurality of emitter modules, a plurality of multi-core optical fiber connectors and a first optical fiber array, each of the plurality of emitter modules comprising a plurality of laser emitters, wherein each laser emitter corresponds to an optical fiber, and a plurality of optical fibers corresponding to the plurality of laser emitters are connected to the first optical fiber array by a multi-core optical fiber connector; and
the receiver assembly comprises a plurality of receiver modules, a plurality of multi-core optical fiber connectors and a second optical fiber array, each of the plurality of receiver modules comprising a plurality of receivers, wherein each receiver corresponds to an optical fiber, and a plurality of optical fibers corresponding to the plurality of receivers are connected to the second optical fiber array by a multi-core optical fiber connector;the method comprises; rotating, by the rotary component, the laser scanning component; emitting, by each laser emitter, a laser, wherein the laser is transmitted via the corresponding optical fiber and is emitted from the first optical fiber array; collimating and emitting, by the emitter lens, the laser from the first optical fiber array; receiving, by the receiver lens, reflected light of the laser, and converging the reflected light into the second optical fiber array; and receiving, by each receiver, the reflected light via the corresponding optical fiber. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18)
- wherein the laser scanning component comprises;
Specification