Park assist object distance measurement clock control
US9224297B2 · kind B2 · utility
4Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 2013 |
| Grant date | Dec 29, 2015 |
| Priority date | — |
| Expiry date | Jul 13, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08G1/168
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A method of determining an object distance from a vehicle includes sending a first transmission signal during a first burst period from a first transmitter, listening for a first reflection signal during a first listen period in a receiver, and sending a second transmission signal during a second burst period from a second transmitter. The second transmission signal is sent based on a time when the first transmission signal is sent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.