Invention Grant
- Patent Title: Method and system for calibrating a plurality of detection systems in a vehicle
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Application No.: US15971704Application Date: 2018-05-04
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Publication No.: US10852731B1Publication Date: 2020-12-01
- Inventor: Colin Braley , Craig Lewin Robinson , Ionut Iordache
- Applicant: Waymo LLC
- Applicant Address: US CA Mountain View
- Assignee: WAYMO LLC
- Current Assignee: WAYMO LLC
- Current Assignee Address: US CA Mountain View
- Agency: Botos Churchill IP Law LLP
- Main IPC: G05D1/00
- IPC: G05D1/00 ; G07C5/08 ; G01S7/40 ; G01S7/497

Abstract:
Aspects of the disclosure provide for a method of calibrating a vehicle's plurality of detection systems. To calibrate a first detection system, orientation data is collected using the first detection device when the vehicle faces a first direction and a second direction opposite the first direction. To calibrate a second detection system, data is collected using the second detection device while the vehicle moves in a repeatable pattern near a first object. To calibrate a third detection system, light reflected off a second object is detected using the third detection system as the vehicle is moved towards the second object. To calibrate a fourth detection system, data collected using the second detection system and the fourth detection system is compared. To calibrate a fifth detection system, radar signals reflected off a third object is received using the fifth detection system while the vehicle moves relative to the third object.
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