| Patent Number |
Title Of Patent |
Date Issued |
| 7555032 |
Signal receiver using alternating time segments |
June 30, 2009 |
| A GPS receiver and method using alternating "A" and "B" integration time segments. The polarities of certain GPS data bits are known beforehand and their expected reception times are known. The GPS signal in 10 millisecond "A" time segments and "B" time segments is depolarized accord |
| 7532159 |
Fast time to first fix by calibration of a real time clock |
May 12, 2009 |
| A generic navigation satellite system (GNSS) signal receiver having a fast time to first fix by calibrating a low power always-on real time clock (RTC). The receiver includes an RTC calibrator having a fraction calculator. The RTC calibrator may also include a time expander. Before t |
| 7480325 |
Signal receiver for integrating and combining integrations in alternating time segments for sign |
January 20, 2009 |
| A GPS receiver for integrating a GPS signal separately in a series of "A" type and "B" type time segments, the "A" segments alternating with the "B" time segments; combining the squares of the magnitudes of "A" time segment integrations corresponding to code phases for forming "A" type |
| 7466263 |
GNSS receiver using stored navigation data bits |
December 16, 2008 |
| A GPS receiver having a fast method for determining GPS clock time. The GPS receiver includes a signal processor for receiving GPS signals from GPS satellites and detecting current GPS data bits carried by the respective GPS signals, a chapter memory for storing a block of expected G |
| 7365681 |
GPS receiver having a prescribed time-of-entry into an operation mode |
April 29, 2008 |
| A GPS receiver having a fast method for determining GPS clock time. The GPS receiver includes a signal processor for receiving GPS signals from GPS satellites and detecting current GPS data bits carried by the respective GPS signals, a chapter memory for storing a block of expected G |
| 7348921 |
GPS receiver using stored navigation data bits for a fast determination of GPS clock time |
March 25, 2008 |
| A GPS receiver having a fast method for determining GPS clock time. The GPS receiver includes a signal processor for receiving GPS signals from GPS satellites and detecting current GPS data bits carried by the respective GPS signals, a chapter memory for storing a block of expected G |
| 7197064 |
Signal receiver having signal acquisition at low signal strength using interleaved time segments |
March 27, 2007 |
| A GPS receiver and method using alternating "A" and "B" integration time segments. The polarities of certain GPS data bits are known beforehand and their expected reception times are known. The GPS signal in 10 millisecond "A" time segments and "B" time segments is depolarized accord |
| 6990140 |
Signal receiver using coherent integration in interleaved time periods for signal acquisition at |
January 24, 2006 |
| A GPS receiver and method using alternating "A" and "B" integration time segments. The polarities of certain GPS data bits are known beforehand and their expected reception times are known. The GPS signal in 10 millisecond "A" time segments and "B" time segments is depolarized accord |
| 6898234 |
Signal receiver for integrating and combining integrations in alternating time segments for sign |
May 24, 2005 |
| A GPS receiver for integrating a GPS signal separately in a series of "A" type and "B" type time segments, the "A" segments alternating with the "B" time segments; combining the squares of the magnitudes of "A" time segment integrations corresponding to code phases for forming "A" type c |
| 6879913 |
Indoor GPS clock |
April 12, 2005 |
| An indoor GPS clock using GPS signals lower that -143 dBm for issuing disciplined frequency and time standard signals. The indoor GPS clock includes a correlation machine using long integration periods for enabling the indoor GPS clock to operate with low signal levels; a carrier-less |
| 6725157 |
Indoor GPS clock |
April 20, 2004 |
| An indoor GPS clock using GPS signals lower that -143 dBm for issuing disciplined frequency and time standard signals. The indoor GPS clock includes a correlation machine using long integration periods for enabling the indoor GPS clock to operate with low signal levels; a carrier-less |
