Distribution and utilization of antenna information for location determination operations

• US 9,866,993 B2
• Filed: 08/26/2015
• Issued: 01/09/2018
• Est. Priority Date: 02/27/2015
• Status: Active Grant

• Current Assignee: Qualcomm, Inc.
• Original Assignee: Qualcomm, Inc.
• Inventors: Das, Saumitra Mohan, Venkatraman, Sai Pradeep, Marri Sridhar, Subash, Aldana, Carlos Horacio
• Primary Examiner(s): Ho, Huy C
• Application Number:
  US14/836,308
• Publication Number:
  US 20160255463A1
• Time in Patent Office: 867 Days
• Field of Search: 4555621
• CPC Class Codes: G01S 13/74 Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
• CPC Class Codes: G01S 5/0236 Assistance data, e.g. base station almanac
• CPC Class Codes: G01S 5/14 Determining absolute distances from a plurality of spaced points of known location
• CPC Class Codes: H04W 4/02 Services making use of location information
• CPC Class Codes: H04W 64/00 Locating users or terminals or network equipment for network management purposes, e.g. mobility management

Abstract

Disclosed are methods, devices, systems, apparatus, servers, computer-/processor-readable media, and other implementations, including a method, performed at a processor-based wireless mobile device, that includes receiving, by the mobile device, signals that include at least one message comprising antenna information for a first wireless node transmitting the signals, and transmitting, by the mobile device, an information message including the antenna information for the first wireless node to a remote device configured to receive and store antenna data for multiple wireless nodes obtained by one or more wireless devices while visiting respective areas covered by the multiple wireless nodes.

Claims

1. A method comprising, at a mobile device:

wirelessly receiving, by the mobile device, signals that include at least one message comprising antenna information for one or more antennas of a first wireless access point, wherein the signals that include the at least one message are transmitted through at least one of the one or more antennas of the first wireless access point; and

wirelessly transmitting, by the mobile device, an information message including the antenna information for the one or more antennas of the first wireless access point, to a remote central data repository device configured to receive, store, and provide antenna data for respective antennas of multiple wireless access points, the antenna data obtained by one or more wireless devices while visiting respective areas covered by the multiple wireless access points.

2. The method of claim 1, wherein the at least one message includes a message configured according to IEEE 802.11 standard and including information indicative of an antenna type.

3. The method of claim 1, wherein the at least one message includes a message configured according to a fine timing measurement (FTM) protocol and including information indicative of a gain pattern field.

4. The method of claim 1, further comprising:

receiving from the remote central data repository device, by the mobile device, assistance data comprising data regarding an antenna for a second wireless access point, the assistance data selected from the stored antenna data for the multiple wireless access points, when the mobile device is located in an area served by the second wireless access point; and

determining positioning information for the mobile device based, at least in part, on the assistance data regarding the antenna for the second wireless access point.

5. The method of claim 1, wherein the antenna information is included in an antenna information element potion of the at least one message, the antenna information comprising one or more of:

antenna type information, antenna gain pattern, antenna orientation, antenna identification, antenna model data, antenna diversity, beam control data, maximum gain for the antenna, transmission power, or any combination thereof.

18. The method of claim 1, further comprising:

determining, based at least in part on the received signals, location data for at least one of the mobile device or the first wireless access point;

wherein the information message further includes the determined location data transmitted to the remote central data repository for storage.

19. The method of claim 1, wherein the at least one message includes a message configured according to IEEE 802.11 standard and including information indicative of an antenna type, and wherein the method further comprises:

receiving from the remote central data repository device, by the mobile device, assistance data comprising data regarding an antenna for a second wireless access point, the assistance data selected from the stored antenna data for the multiple wireless access points, when the mobile device is located in an area served by the second wireless access point; and

determining positioning information for the mobile device based, at least in part, on the assistance data regarding the antenna for the second wireless access point.

20. The method of claim 1, wherein the at least one message includes a message configured according to a fine timing measurement (FTM) protocol and including information indicative of a gain pattern field, and wherein the method further comprises:

receiving from the remote central data repository device, by the mobile device, assistance data comprising data regarding an antenna for a second wireless access point, the assistance data selected from the stored antenna data for the multiple wireless access points, when the mobile device is located in an area served by the second wireless access point; and

determining positioning information for the mobile device based, at least in part, on the assistance data regarding the antenna for the second wireless access point.

21. The method of claim 1, wherein at least some antenna information for the one or more antennas of the first access point is not available from the at least one message, wherein the remote central data repository device is further configured to identify from data records containing the stored antenna data for the multiple wireless access points one or more records with data matching at least one value from the information message transmitted by the mobile device, and determine, from the one or more identified data records, values representative of potential antenna parameters for the at least some antenna information that is not available for the first access point, and wherein the method further comprises:

receiving from the remote central data repository device at least some of the potential antenna parameters determined from the one or more identified data records.

6. A mobile device comprising:

at least one transceiver to communicate with one or more remote devices;

memory; and

one or more processors coupled to the memory and the at least one transceiver;

the mobile device configured to;

wirelessly receive, by the mobile device, signals that include at least one message comprising antenna information for one or more antennas of a first wireless access point, wherein the signals that include the at least one message are transmitted through at least one of the one or more antennas of the first wireless access point; and

transmit, by the mobile device, an information message including the antenna information for the one or more antennas of the first wireless access point, to a remote central data repository device configured to receive, store, and provide antenna data for respective antennas of multiple wireless access points, the antenna data obtained by one or more wireless devices while visiting respective areas covered by the multiple wireless access points.

7. The device of claim 6, wherein the at least one message includes a message configured according to one or more of:

IEEE 802.11 standard, a fine timing measurement (FTM) protocol, or any combination thereof.

8. The device of claim 6, wherein the mobile device is further configured to:

receive from the remote central data repository device, by the mobile device, assistance data comprising data regarding an antenna for a second wireless access point, the assistance data selected from the stored antenna data for the multiple wireless access points, when the mobile device is located in an area served by the second wireless access point; and

determine positioning information for the mobile device based, at least in part, on the assistance data regarding the antenna for the second wireless access point.

9. The device of claim 6, wherein the antenna information is included in an antenna information element potion of the at least one message, the antenna information comprising one or more of:

antenna type information, antenna gain pattern, antenna orientation, antenna identification, antenna model data, antenna diversity, beam control data, maximum gain for the antenna, transmission power, or any combination thereof.

10. A wireless device comprising:

means for wirelessly receiving signals that include at least one message comprising antenna information for one or more antennas of a first wireless access point wherein the signals that include the at least one message are transmitted through at least one of the one or more antennas of the first wireless access point; and

means for wirelessly transmitting an information message including the antenna information for the one or more antennas of the first wireless access point, to a remote central data repository device configured to receive, store, and provide antenna data for respective antennas of multiple wireless access points, the antenna data obtained by one or more wireless devices while visiting respective areas covered by the multiple wireless access points.

11. The wireless device of claim 10, wherein the at least one message includes a message configured according to one or more of:

IEEE 802.11 standard, a fine timing measurement (FTM) protocol, or any combination thereof.

12. The wireless device of claim 10, further comprising:

means for receiving from the remote central data repository device assistance data comprising data regarding an antenna for a second wireless access point, the assistance data selected from the stored antenna data for the multiple wireless access points, when the wireless device is located in an area served by the second wireless access point; and

means for determining positioning information for the wireless device based, at least in part, on the assistance data regarding the antenna for the second wireless access point.

13. The wireless device of claim 10, wherein the antenna information is included in an antenna information element potion of the at least one message, the antenna information comprising one or more of:

antenna type information, antenna gain pattern, antenna orientation, antenna identification, antenna model data, antenna diversity, beam control data, maximum gain for the antenna, transmission power, or any combination thereof.

14. A non-transitory computer readable media programmed with a set of instructions, executable on a processor, to:

wirelessly receive, by a mobile device, signals that include at least one message comprising antenna information for one or more antennas of a first wireless access point, wherein the signals that include the at least one message are transmitted through at least one of the one or more antennas of the first wireless access point; and

wirelessly transmit, by the mobile device, an information message including the antenna information for the one or more antennas of the first wireless access point, to a remote central data repository device configured to receive, store, and provide antenna data for respective antennas of multiple wireless access points, the antenna data obtained by one or more wireless devices while visiting respective areas covered by the multiple wireless access points.

15. The computer readable media of claim 14, wherein the at least one message includes a message configured according to one or more of:

IEEE 802.11 standard, a fine timing measurement (FTM) protocol, or any combination thereof.

16. The computer readable media of claim 14, wherein the set of instructions comprises further instructions to:

receive from the remote central data repository device, by the mobile device, assistance data comprising data regarding an antenna for a second wireless access point, the assistance data selected from the stored antenna data for the multiple wireless access points, when the mobile device is located in an area served by the second wireless access point; and

determine positioning information for the mobile device based, at least in part, on the assistance data regarding the antenna for the second wireless access points.

17. The computer readable media of claim 14, wherein the antenna information is included in an antenna information element potion of the at least one message, the antenna information comprising one or more of:

antenna type information, antenna gain pattern, antenna orientation, antenna identification, antenna model data, antenna diversity, beam control data, maximum gain for the antenna, transmission power, or any combination thereof.