Configurable baseband in a GPS receiver
US8107579B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 19, 2006 |
| Grant date | Jan 31, 2012 |
| Priority date | — |
| Expiry date | Apr 28, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01S19/235
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Clock compensation for GPS receivers. A receiver in accordance with the present invention comprises a Radio Frequency (RF) portion, and a baseband portion, coupled to the RF portion, wherein the baseband portion comprises a crystal, an oscillator, coupled to the crystal, wherein the oscillator generates a clock signal based on a signal received from the crystal, a counter, coupled to the oscillator via the clock signal, a comparator, coupled to the counter, a controller, at least one logic gate, coupled to the comparator and the controller, and a combiner, coupled to the at least one logic gate, the controller, and the counter and producing an accurate clock signal therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.