| US 7,453,226 B2 | ||
| Synchronized rear vision system | ||
| Jenne-Tai Wang, Rochester, Mich. (US); Dorel M. Sala, Troy, Mich. (US); and Kioumars Paryani, Troy, Mich. (US) | ||
| Assigned to GM Global Technology Operations, Inc., Detroit, Mich. (US) | ||
| Filed on Sep. 07, 2005, as Appl. No. 11/220,465. | ||
| Claims priority of provisional application 60/645225, filed on Jan. 20, 2005. | ||
| Prior Publication US 2006/0158757 A1, Jul. 20, 2006 | ||
| Int. Cl. G05B 11/01 (2006.01) | ||
| U.S. Cl. 318—560 [318/700; 318/81; 318/101] | 30 Claims |

| 1. A synchronized rear vision system for a vehicle comprising:
a pair of external side rearview mirrors for attachment to the vehicle; an interior rearview mirror for attachment to the vehicle; and
a system master controller for:
detecting an instantaneous position of one of said pair of external side rearview mirrors;
determining an external side rearview mirror setting method based upon said instantaneous position and a predetermined setting
method threshold;
calculating a first driver's eye position and a position output signal for at least another one of said pair of external side
rearview mirrors and said interior rearview mirror based upon said external side rearview mirror setting method determined;
and
automatically positioning at least the another one of said pair of external side rearview external mirrors and said interior
rearview mirror based on said detected external side rearview mirror setting method and said first driver's eye position.
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