RADIOBEACON STATIONS, USER DEVICES, LOCATION DETERMINATION SYSTEMS, METHODS FOR CONTROLLING A RADIOBEACON STATION, METHODS FOR CONTROLLING A USER DEVICE, AND LOCATION DETERMINATION METHODS

• US 20140292568A1
• Filed: 03/26/2014
• Published: 10/02/2014
• Est. Priority Date: 03/26/2013
• Status: Abandoned Application

• Current Assignee: Intel Corporation
• Original Assignee: Esther Olulu Anyaegbu, Gerald Whitworth, Peter Fleming
• Inventors: FLEMING, PETER, WHITWORTH, GERALD, ANYAEGBU, ESTHER OLULU
• Application Number:
  US14/225,668
• Publication Number:
  US 20140292568A1
• Time in Patent Office: Days
• US Class Current: 342/357.31
• CPC Class Codes: G01S 1/042 Transmitters
• CPC Class Codes: G01S 5/0045 Transmission from base station to mobile station G01S5/009 takes precedence
• CPC Class Codes: G01S 5/0226 Transmitters
• CPC Class Codes: H04W 56/00 Synchronisation arrangements

Abstract

A radiobeacon station is described comprising: a satellite receiver configured to receive satellite navigation data from a satellite; a timing circuit configured to determine a timing scheme based on the satellite navigation data; and a terrestrial transmitter configured to transmit a plurality of beacon signals based on the determined timing scheme.

Claims

1. A radiobeacon station comprising:

a satellite receiver configured to receive satellite navigation data from a satellite;

a timing circuit configured to determine a timing scheme based on the satellite navigation data; and

a terrestrial transmitter configured to transmit a plurality of beacon signals based on the determined timing scheme.

2. The radiobeacon station of claim 1, further comprising:

a down-conversion circuit configured to determine satellite information included in the satellite navigation data based on down-converting the satellite navigation data;

wherein the timing circuit is further configured to determine the timing scheme based on the satellite information.

3. The radiobeacon station of claim 1,

wherein the satellite receiver is configured to receive satellite navigation data according to a navigation standard;

and

wherein the terrestrial transmitter is configured to transmit the beacon signals according to a communication standard different from the navigation standard.

4. The radiobeacon station of claim 1,

wherein the terrestrial transmitter is further configured to transmit the plurality of beacon signals including a location information, the location information based on the satellite navigation data.

5. The radiobeacon station of claim 1, further comprising:

a terrestrial receiver configured to receive a beacon signal from another radiobeacon station;

wherein the terrestrial transmitter is further configured to transmit a time of arrival of the beacon signal received from the other radiobeacon station.

6. The radiobeacon station of claim 1, further comprising:

a control information receiver configured to receive control information;

wherein the timing circuit is further configured to determine the timing scheme based on the control information.

7. A user device comprising:

a beacon signal receiver configured to receive a beacon signal from a radiobeacon station, the radiobeacon station comprising a satellite receiver configured to receive satellite navigation data from a satellite, a timing circuit configured to determine a timing scheme based on the satellite navigation data, and a terrestrial transmitter configured to transmit a plurality of beacon signals based on the determined timing scheme; and

a location determination circuit configured to determine information indicating a location of the user device based on the received beacon signal.

8. The user device of claim 7,

wherein the location determination circuit is further configured to determine the information indicating the location of the user device based on at least one of a time of arrival of the beacon signal or an angle of arrival of the beacon signal.

9. The user device of claim 7, further comprising:

a satellite receiver configured to receive satellite navigation data from a satellite.

10. The user device of claim 9,

wherein the location determination circuit is further configured to determine the location of the user device further based on the satellite navigation data.

11. The user device of claim 7, further comprising:

a control information receiver configured to receive control information indicating a timing of the beacon signal.

12. A location determination system comprising:

a radiobeacon station comprising;

a satellite receiver configured to receive satellite navigation data from a plurality of satellites;

a location determination circuit configured to determine information indicating a location of the radiobeacon station based on the satellite navigation data received from the plurality of satellites; and

a terrestrial transmitter configured to transmit a plurality of beacon signals, each beacon signal comprising the determined information indicating the location of the radiobeacon station;

and

a user device comprising;

a beacon signal receiver configured to receive a beacon signal from the radiobeacon station; and

a location determination circuit configured to determine information indicating a location of the user device based on at least one of a time of arrival of the beacon signal or an angle of arrival of the beacon signal.

13. The location determination system of claim 12,

wherein the radiobeacon station further comprises a down-conversion circuit configured to determine satellite information included in the satellite navigation data based on down-converting the satellite navigation data;

and

wherein the location determination circuit is further configured to determine the information indicating the location of the radiobeacon station based on the satellite information.

14. The location determination system of claim 12,

wherein the satellite receiver of the radiobeacon station is configured to receive satellite navigation data according to a navigation standard;

and

wherein the terrestrial transmitter of the radiobeacon station is configured to transmit the beacon signals according to a communication standard different from the navigation standard.

15. The location determination system of claim 12,

wherein the radiobeacon station further comprises a timing circuit configured to determine a timing scheme based on the satellite navigation data;

and

wherein the terrestrial transmitter is further configured to transmit the plurality of beacon signals based on the determined timing scheme.

16. The location determination system of claim 12,

wherein the radiobeacon station further comprises a terrestrial receiver configured to receive a beacon signal from another radiobeacon station;

and

wherein the terrestrial transmitter is further configured to transmit a time of arrival of the beacon signal received from the other radiobeacon station.

17. The location determination system of claim 12,

wherein the radiobeacon station further comprises a control information receiver configured to receive control information;

and

wherein the timing circuit is further configured to determine the timing scheme based on the control information.

18. The location determination system of claim 12,

wherein the user device further comprises a satellite receiver configured to receive satellite navigation data from a satellite.

19. The location determination system of claim 18,

wherein the location determination circuit of the user device is further configured to determine the location of the user device further based on the satellite navigation data.

20. The location determination system of claim 12,

wherein the user device further comprises a control information receiver configured to receive control information indicating a timing of the beacon signal.