Invention Grant
- Patent Title: Dynamic memory and I/O management in a GPS receiver
- Patent Title (中): GPS接收机中的动态内存和I / O管理
-
Application No.: US11941369Application Date: 2007-11-16
-
Publication No.: US08548109B2Publication Date: 2013-10-01
- Inventor: Richard Obermeyer , Ajay Dandekar
- Applicant: Richard Obermeyer , Ajay Dandekar
- Applicant Address: US CA San Diego
- Assignee: QUALCOMM Incorporated
- Current Assignee: QUALCOMM Incorporated
- Current Assignee Address: US CA San Diego
- Agency: Bay Area Technology Law Group PC
- Main IPC: H04L7/00
- IPC: H04L7/00

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.
Public/Granted literature
- US20080130717A1 DYNAMIC MEMORY AND I/O MANAGEMENT IN A GPS RECEIVER Public/Granted day:2008-06-05
Information query