Title:
GPS受信機とGPS信号を処理する方法
Document Type and Number:
Japanese Patent JP4435720
Kind Code:
B2
Abstract:
The invention concerns a GPS mobile unit having a reduced power state, the GPS mobile unit comprising:
- a receiver (38, 42, 44) for receiving GPS signals from in view satellites;
- a memory (46) coupled to the receiver to store a digital representation of the GPS signals;
- a processor (32) coupled to the memory, the processor processing the digital representation of the GPS signals to provide at least one pseudorange information from the digital representation; and
- a power management circuit (49) coupled to a GPS receiving section of the receiver, the power management circuit reducing power consumed by the GPS mobile unit.
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Inventors:
Krasner, Norman F
Application Number:
JP2005214920A
Publication Date:
March 24, 2010
Filing Date:
July 25, 2005
Export Citation:
Assignee:
EPCOS AG
International Classes:
G01S19/05; G01S1/00; G01S5/00; G01S19/09; G01S19/23; G01S19/25; G01S19/29; G01S19/34; G01S19/37; H01Q1/27; H01Q21/28; H03J7/04; H03J7/06; H04B1/28; H04B1/38; H04B7/26; H04W64/00; G01S19/11; G06F1/00; H03D7/16; H04B1/00
Domestic Patent References:
| JP363583A | ||||
| JP530024A |
Foreign References:
| US4445118 |
Attorney, Agent or Firm:
Masaki Yamakawa
Hiroro Kurokawa
Osamu Nishiyama
Shigeki Yamakawa
Hiroro Kurokawa
Osamu Nishiyama
Shigeki Yamakawa