Optimized time acquisition algorithm for low-power GPS-based...

Details Optimized time acquisition algorithm for low-power GPS-based... Optimized time acquisition algorithm for low-power GPS-based...

2011-04-05

2011-04-05

Kayes, Sean (Department: 2833)

Horology: time measuring systems or devices

Plural timepiece system or system device

With wireless synchronization

C368S014000

Reexamination Certificate

active

07920441

ABSTRACT:
A GPS enabled timepiece. A Global Positioning System (GPS) enabled timepiece in accordance with the present invention comprises a timepiece, the timepiece comprising a local oscillator, and a GPS receiver, coupled to the timepiece, the GPS receiver using the local oscillator to predict a time arrival of a GPS message from a GPS satellite, wherein the GPS receiver is powered on based on the predicted time.

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patent: 2009/0059841 (2009-03-01), Laroia et al.
patent: 07-312590 (1995-11-01), None
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patent: 2001-326592 (2001-11-01), None

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