How many patents does
Sirf Technology have?
patents
445
families
136
granted
234
applications
211
US
230
GB
67
EP
35
CN
23
WO
18
KR
2
RoW
70
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Sirf Technology
Top ten assignees appearing on patents
2018
| qualcomm | 1 |
| csr technology | 1 |
Sirf Technology
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| control and features for satellite positioning system receivers | 18 | 2003 |
| method and apparatus in positioning without broadcast ephemeris | 13 | 2007 |
| method and apparatus for weak data bit sync in a positioning system | 12 | 2008 |
| method and apparatus for weak data frame sync in a positioning system | 11 | 2008 |
| always on gps device | 11 | 2008 |
| method and apparatus for mitigating the effects of narrowband interfering signals in a g… 🛈 | 10 | 2008 |
| method and apparatus for mitigating the effects of cw interference via post correlation … 🛈 | 10 | 2008 |
| system and method for operating a gps device in micro power mode | 10 | 2008 |
| method and apparatus for mitigating the effects of cross correlation in a gps receiver | 9 | 2008 |
| systems and methods for processing navigational solutions | 8 | 2007 |