发明名称 |
POSITION LOCATION IN MEMORY LIMITED ENVIRONMENT |
摘要 |
The present invention is a novel and improved method and apparatus for performing position location in wireless communications system. One embodime nt comprises a method for performing position location in a wireless communication system using a set of signals transmitted from a set of satellites including the steps of receiving signal samples, rotating an acquisition code by a first rotation amount yielding a rotated acquisition code, despreading said signal samples using rotated acquisition code yieldin g despread data, accumulating said despread data over a first duration yieldin g partially accumulated data, rotating said partially accumulated data by a second rotation amount yielding rotated data and accumulating said rotated data. |
申请公布号 |
CA2343218(A1) |
申请公布日期 |
2000.03.16 |
申请号 |
CA19992343218 |
申请日期 |
1999.09.03 |
申请人 |
QUALCOMM INCORPORATED |
发明人 |
GARDNER, WILLIAM;AGRAWAL, AVNEESH;ZOU, QIUZHEN;KANG, INYUP;SIH, GILBERT C. |
分类号 |
G01S1/00;G01S5/00;G01S5/14;G01S19/37;H04Q7/34;H04Q7/38;(IPC1-7):G01S5/14;G01S1/04 |
主分类号 |
G01S1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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