Michael Gordon Ogden

US Patent:

6449472, Sep 10, 2002

Filed:

May 5, 1999

Appl. No.:

09/305426

Inventors:

Rahul Dixit - Farmington Hills MI
Judy (Jiali) Li - Farmington Hills MI
Michael Scott Ogden - Redford MI
James W. Hussey - Canton MI

Assignee:

TRW Inc. - Lyndhurst OH

International Classification:

H04M 1100

US Classification:

455404, 455521, 340 533, 340 572

Abstract:

A remote convenience system ( ) and an associated function remotely control convenience functions at a vehicle ( ). A receiver/controller ( ), located at the vehicle ( ), receives vehicle remote convenience function request signals ( ) that convey remote function request messages and controls vehicle systems (e. g. , , and ) to perform the remotely requested vehicle functions. The receiver/controller ( ) includes a messaging processing portion ( ) for providing a signal (e. g. , ) to activate an at-vehicle alarm component (e. g. , ) and for providing a signal ( ) to activate a remote assistance-summoning component ( ). A portable transmitter outputs the remote convenience function request signals ( ) to cause remote control performance. The transmitter ( ) includes a manually actuatable emergency pushbutton switch ( ). The switch ( ) is actuatable in a first operation mode (e. g.