GPS receiver with improved immunity to collocated...

Details GPS receiver with improved immunity to collocated... GPS receiver with improved immunity to collocated...

2007-07-31

2007-07-31

Tarcza, Thomas H. (Department: 3662)

Communications: directive radio wave systems and devices (e.g.,

Radar ew

Eccm

C342S357490

Reexamination Certificate

active

11172947

ABSTRACT:
A method and apparatus for limiting the effect of interfering transmission on a Global Positioning System (GPS) receiver is disclosed. A first mode of operation of the GPS receiver is provided wherein the AGC of the receiver is operated in a linear state. A second mode of operation of the GPS receiver is provided wherein the AGC of the receiver is operated in a non-linear state. A first signal is provided indicating a presence of a jamming signal. In response to the first signal the GPS receiver is switched from the first mode of operation to the second mode of operation.

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