Methods and apparatuses for requesting/providing assistance data associated with various satellite positioning systems in wireless communication networks

• US 8,786,491 B2
• Filed: 04/02/2009
• Issued: 07/22/2014
• Est. Priority Date: 07/18/2008
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Fischer, Sven, Lin, Ie-Hong, Burroughs, Kirk Allan, Marshall, Grant Alexander, Edge, Stephen W.
• Primary Examiner(s): Phan, Dao
• Application Number:
  US12/417,553
• Publication Number:
  US 20100013701A1
• Time in Patent Office: 1,937 Days
• Field of Search: 342/357.21, 342/357.42, 342/357.43, 342/357.64, 701/207, 701/213, 701/468, 701/470
• US Class Current: 342/357.43
• CPC Class Codes: G01S 19/03 Cooperating elements; Interaction or communication between different cooperating elements or between cooperating elements and receivers
• CPC Class Codes: H04W 64/00 Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Abstract

Methods and apparatuses are provided for use by devices within in wireless communication network to request and/or provide assistance data and/or other like data associated with various Satellite Positioning Systems (SPSs).

Claims

1. A method in a mobile station, the method comprising:

identifying requested assistance data associated with a Satellite Positioning System (SPS) used by said mobile station, wherein the requested assistance data support a position determination process at the mobile station based, at least in part, on received SPS signals; and

transmitting electromagnetic signals representing at least one message over a wireless communication link to at least one network resource, said at least one message comprising at least one element identifying said requested assistance data and a specific format of said requested assistance data, wherein said requested assistance data is available in a plurality of formats.

2. The method as recited in claim 1, wherein said at least one message is associated with only said SPS.

3. The method as recited in claim 2, wherein said at least one message comprises a data field that identifies said specific format.

4. The method as recited in claim 1, wherein said at least one message comprises a single message that is selectively associated with one of a plurality of SPS using a first data field that identifies said SPS.

5. The method as recited in claim 4, wherein said single message comprises a second data field identifying said specific format.

6. The method as recited in claim 1, wherein said SPS comprises at least one Global Navigation Satellite System (GNSS).

7. The method as recited in claim 6, wherein said at least one GNSS comprises at least one of Galileo, GLONASS, Satellite Based Augmentation System (SBAS), Quasi-Zenith Satellite System (QZSS), or modernized Global Positioning System (GPS).

8. The method as recited in claim 1, wherein the requested assistance data comprises at least one of ephemeris data, almanac data, model data, timing data, or health data.

9. The method as recited in claim 1, wherein said specific format of said requested assistance data comprises a native format or a non-native format.

10. The method as recited in claim 1, wherein said at least one element comprises at least one of a request element or a response element, and wherein said at least one element is compliant with at least one of a Telecommunications Industry Association (TIA) IS-801-B standard or an associated Third-Generation Partnership Project 2 (3GPP2) standard.

11. An apparatus within a mobile station, the apparatus comprising:

means for identifying requested assistance data associated with a Satellite Positioning System (SPS) used by said mobile station, wherein the requested assistance data support a position determination process at the mobile station based, at least in part, on received SPS signals; and

means for transmitting electromagnetic signals representing at least one message over a wireless communication link to at least one network resource, said at least one message comprising at least one element identifying said requested assistance data and a specific format of said requested assistance data, wherein said requested assistance data is available in a plurality of formats.

12. The apparatus as recited in claim 11, wherein said at least one message is associated with only said SPS.

13. The apparatus as recited in claim 12, wherein said at least one message comprises a data field that identifies said specific format.

14. The apparatus as recited in claim 11, wherein said at least one message comprises a single message that is selectively associated with one of a plurality of SPS using a first data field that identifies said SPS.

15. The apparatus as recited in claim 14, wherein said single message comprises a second data field identifying said specific format.

16. The apparatus as recited in claim 11, wherein said SPS comprises at least one Global Navigation Satellite System (GNSS).

17. The apparatus as recited in claim 16, wherein said at least one GNSS comprises at least one of Galileo, GLONASS, Satellite Based Augmentation System (SBAS), Quasi-Zenith Satellite System (QZSS), or modernized Global Positioning System (GPS).

18. The apparatus as recited in claim 11, wherein the requested assistance data comprises at least one of ephemeris data, almanac data, model data, timing data, or health data.

19. The apparatus as recited in claim 11, wherein said specific format of said requested assistance data comprises a native format or a non-native format.

20. The apparatus as recited in claim 11, wherein said at least one element comprises at least one of a request element or a response element, and wherein said at least one element is compliant with at least one of a Telecommunications Industry Association (TIA) IS-801-B standard or an associated Third-Generation Partnership Project 2 (3GPP2) standard.

21. A mobile station comprising:

at least one receiver operatively enabled to receive electromagnetic signals associated with a Satellite Positioning System (SPS);

at least one wireless transceiver; and

at least one processing unit operatively coupled to said receiver and said wireless transceiver and being operatively enabled to;

identify requested assistance data associated with said SPS used by said mobile station, wherein the requested assistance data support a position determination process based, at least in part, on said received electromagnetic signals associated with said SPS; and

initiate transmission of electromagnetic signals representing at least one message over a wireless communication link to at least one network resource using said wireless transceiver, said at least one message comprising at least one element identifying said requested assistance data and a specific format of said requested assistance data, wherein said requested assistance data is available in a plurality of formats.

22. The mobile station as recited in claim 21, wherein said at least one message is associated with only said SPS.

23. The mobile station as recited in claim 22, wherein said at least one message comprises a data field that identifies said specific format.

24. The mobile station as recited in claim 21, wherein said at least one message comprises a single message that is selectively associated with one of a plurality of SPS using a first data field that identifies said SPS.

25. The mobile station as recited in claim 24, wherein said single message comprises a second data field identifying said specific format.

26. The mobile station as recited in claim 21, wherein said SPS comprises at least one Global Navigation Satellite System (GNSS).

27. The mobile station as recited in claim 26, wherein said at least one GNSS comprises at least one of Galileo, GLONASS, Satellite Based Augmentation System (SBAS), Quasi-Zenith Satellite System (QZSS), or modernized Global Positioning System (GPS).

28. The mobile station as recited in claim 21, wherein the requested assistance data comprises at least one of ephemeris data, almanac data, model data, timing data, or health data.

29. The mobile station as recited in claim 21, wherein said specific format of said requested assistance data comprises a native format or a non-native format.

30. The mobile station as recited in claim 21, wherein said at least one element comprises at least one of a request element or a response element, and wherein said at least one element is compliant with at least one of a Telecommunications Industry Association (TIA) IS-801-B standard or an associated Third-Generation Partnership Project 2 (3GPP2) standard.

31. An article comprising:

a non-transitory computer readable medium having computer implementable instructions stored thereon which if implemented by one or more processing units in a mobile station operatively enable the mobile station to;

as part of a position determination process, identify requested assistance data associated with a Satellite Positioning System (SPS) used by said mobile station, wherein the requested assistance data support a position determination process at the mobile station based, at least in part, on received SPS signals; and

initiate transmission of electromagnetic signals representing at least one message over a wireless communication link to at least one network resource, said at least one message comprising at least one element identifying said requested assistance data and a specific format of said requested assistance data, wherein said requested assistance data is available in a plurality of formats.

32. The article as recited in claim 31, wherein said at least one message is associated with only said SPS.

33. The article as recited in claim 32, wherein said at least one message comprises a data field that identifies said specific format.

34. The article as recited in claim 31, wherein said at least one message comprises a single message that is selectively associated with one of a plurality of SPS using a first data field that identifies said SPS.

35. The article as recited in claim 34, wherein said single message comprises a second data field identifying said specific format.

36. The article as recited in claim 31, wherein said SPS comprises at least one Global Navigation Satellite System (GNSS).

37. The article as recited in claim 36, wherein said at least one GNSS comprises at least one of Galileo, GLONASS, Satellite Based Augmentation System (SBAS), Quasi-Zenith Satellite System (QZSS), or modernized Global Positioning System (GPS).

38. The article as recited in claim 31, wherein the requested assistance data comprises at least one of ephemeris data, almanac data, model data, timing data, or health data.

39. The article as recited in claim 31, wherein said specific format of said requested assistance data comprises a native format or a non-native format.

40. The article as recited in claim 31, wherein said at least one element comprises at least one of a request element or a response element, and wherein said at least one element is compliant with at least one of a Telecommunications Industry Association (TIA) IS-801-B standard or an associated Third-Generation Partnership Project 2 (3GPP2) standard.