NEW YORK--(BUSINESS WIRE)--The U.S. Patent and Trademark Office today issued patent #8,787,944, Method and System for Providing Enhanced Location Based Information for Wireless Handsets, to Rivada Networks. As previously announced, Rivada’s latest patent allows nearby mobile devices to triangulate off each other, taking advantage of modern devices’ accelerometers and other means to determine relative location and movement, independent of the availability of a device’s main network. According to Rivada CTO Clint Smith, “This breakthrough technology could be implemented as an application on many existing mobile devices.”
Here follows the full text of the patent’s 39 claims:
1. A method of determining a location of a mobile device, comprising:
determining an approximate location of the mobile device;
grouping the mobile device with a wireless transceiver in proximity to the mobile device to form a communication group;
sending the determined approximate location of the mobile device to the wireless transceiver;
receiving on the mobile device location information from the wireless transceiver; and
determining a more precise location of the mobile device based on the location information received from the wireless transceiver.
2. The method of claim 1, wherein:
grouping the mobile device with a wireless transceiver in proximity to the mobile device to form a communication group comprises grouping the mobile device with a plurality of wireless transceivers in proximity to the mobile device to form the communication group; and
receiving on the mobile device location information from the wireless transceiver comprises receiving on the mobile device location information from the plurality of wireless transceivers in the communication group.
3. The method of claim 1, wherein grouping the mobile device with a wireless transceiver in proximity to the mobile device comprises grouping the mobile device with a second mobile device.
4. The method of claim 1, wherein receiving location information on the mobile device from the wireless transceiver comprises receiving a latitude coordinate, a longitude coordinate, and an altitude coordinate.
5. The method of claim 1, further comprising:
sending information relating to the determined more precise location of the mobile device and the received location information to a server;
receiving updated location information on the mobile device from the server; and
re-computing the more precise location of the mobile device based on the updated location information received from the server.
6. The method of claim 5, wherein sending information relating to the determined more precise location of the mobile device and the received location information to a server comprises sending information to the server out of band.
7. The method of claim 5, wherein sending information relating to the determined more precise location of the mobile device and the received location information to a server comprises sending sensor information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
8. The method of claim 1, further comprising:
detecting movement of the mobile device; and
re-computing the approximate location of the mobile device in response to detecting the movement.
9. The method of claim 1, wherein:
the mobile device is connected to a first telecommunication network and the wireless transceiver is connected to a second telecommunication network; and
sending the determined approximate location of the mobile device to the wireless transceiver comprises the mobile device establishing a near field communication link to the wireless transceiver and the mobile device sending the determined approximate location of the mobile device to the wireless transceiver over the established near field communication link.
10. The method of claim 1, wherein receiving on the mobile device location information from the wireless transceiver comprises receiving on the mobile device sensor information collected from a sensor of the wireless transceiver.
11. The method of claim 10, wherein receiving on the mobile device sensor information collected from a sensor of the wireless transceiver comprises receiving sensor information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
12. The method of claim 1, wherein determining an approximate location of the mobile device comprises determining the approximate location of the mobile device based on information collected from sensors of the mobile device.
13. The method of claim 12, wherein determining the approximate location of the mobile device based on information collected from sensors of the mobile device comprises determining the approximate location of the mobile device based on information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
14. A mobile device, comprising:
a memory; and
a processor coupled to the memory, wherein the processor is configured with processor-executable instructions to perform operations comprising:
determining an approximate location of the mobile device;
grouping with a wireless transceiver in proximity to the mobile device to form a communication group;
sending the determined approximate location of the mobile device to the wireless transceiver;
receiving location information from the wireless transceiver; and
determining a more precise location of the mobile device based on the location information received from the wireless transceiver.
15. The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations such that:
grouping with a wireless transceiver in proximity to the mobile device to form a communication group comprises grouping the mobile device with a plurality of wireless transceivers in proximity to the mobile device to form the communication group; and
receiving location information from the wireless transceiver comprises receiving location information from the plurality of wireless transceivers in the communication group.
16. The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations such that grouping with a wireless transceiver in proximity to the mobile device comprises grouping with a second mobile device.
17. (Original) The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations such that receiving location information from the wireless transceiver comprises receiving a latitude coordinate, a longitude coordinate, and an altitude coordinate.
18. The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations further comprising:
sending information relating to the determined more precise location of the mobile device and the received location information to a server;
receiving updated location information from the server; and
re-computing the more precise location of the mobile device based on the updated location information received from the server.
19. The mobile device of claim 18, wherein the processor is configured with processor-executable instructions to perform operations such that sending information relating to the determined more precise location of the mobile device and the received location information to a server comprises sending information to the server out of band.
20. The mobile device of claim 18, wherein the processor is configured with processor-executable instructions to perform operations such that sending information relating to the determined more precise location of the mobile device and the received location information to a server comprises sending sensor information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
21. The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations further comprising:
detecting movement of the mobile device; and
re-computing the approximate location of the mobile device in response to detecting the movement.
22. The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations further comprising:
establishing a connection to a first telecommunication network; and
establishing a near field communication link to the wireless transceiver, the wireless transceiver being connected to a second telecommunication network, and wherein the processor is configured with processor-executable instructions such that sending the determined approximate location of the mobile device to the wireless transceiver comprises sending the determined approximate location of the mobile device to the wireless transceiver over the near field communication link.
23. The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations such that receiving location information from the wireless transceiver comprises receiving sensor information collected from a sensor of the wireless transceiver.
24. The mobile device of claim 23, wherein the processor is configured with processor-executable instructions to perform operations such that receiving sensor information collected from a sensor of the wireless transceiver comprises receiving sensor information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
25. The mobile device of claim 14, wherein the processor is configured with processor-executable instructions to perform operations such that determining an approximate location of the mobile device comprises determining the approximate location of the mobile device based on information collected from sensors of the mobile device.
26. The mobile device of claim 25, wherein the processor is configured with processor-executable instructions to perform operations such that determining the approximate location of the mobile device based on information collected from sensors of the mobile device comprises determining the approximate location of the mobile device based on information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
27. A non-transitory computer readable storage medium having stored thereon processor-executable software instructions configured to cause a processor of a mobile device to perform operations comprising:
determining an approximate location of the mobile device;
grouping the mobile device with a wireless transceiver in proximity to the mobile device to form a communication group;
sending the determined approximate location of the mobile device to the wireless transceiver;
receiving location information from the wireless transceiver; and
determining a more precise location of the mobile device based on the location information received from the wireless transceiver.
28. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that:
grouping the mobile device with a wireless transceiver in proximity to the mobile device to form a communication group comprises grouping the mobile device with a plurality of wireless transceivers in proximity to the mobile device to form the communication group; and
receiving location information from the wireless transceiver comprises receiving location information from the plurality of wireless transceivers in the communication group.
29. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that grouping with a wireless transceiver in proximity to the mobile device comprises grouping with a second mobile device.
30. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that receiving location information from the wireless transceiver comprises receiving a latitude coordinate, a longitude coordinate, and an altitude coordinate.
31. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations further comprising:
sending information relating to the determined more precise location of the mobile device and the received location information to a server;
receiving updated location information from the server; and
re-computing the more precise location of the mobile device based on the updated location information received from the server.
32. The non-transitory computer readable storage medium of claim 31, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that sending information relating to the determined more precise location of the mobile device and the received location information to a server comprises sending information to the server out of band.
33. The non-transitory computer readable storage medium of claim 31, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that sending information relating to the determined more precise location of the mobile device and the received location information to a server comprises sending sensor information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
34. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations further comprising:
detecting movement of the mobile device; and
re-computing the approximate location of the mobile device in response to detecting the movement.
35. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations further comprising:
establishing a connection to a first telecommunication network; and
establishing a near field communication link to the wireless transceiver, the wireless transceiver being connected to a second telecommunication network, and wherein the stored processor-executable software instructions are configured to cause a processor to perform operations such that sending the determined approximate location of the mobile device to the wireless transceiver comprises sending the determined approximate location of the mobile device to the wireless transceiver over the near field communication link.
36. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that receiving location information from the wireless transceiver comprises receiving sensor information collected from a sensor of the wireless transceiver.
37. The non-transitory computer readable storage medium of claim 36, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that receiving sensor information collected from a sensor of the wireless transceiver comprises receiving sensor information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
38. The non-transitory computer readable storage medium of claim 27, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that determining an approximate location of the mobile device comprises determining the approximate location of the mobile device based on information collected from sensors of the mobile device.
39. The non-transitory computer readable storage medium of claim 38, wherein the stored processor-executable software instructions are configured to cause a processor of a mobile device to perform operations such that determining the approximate location of the mobile device based on information collected from sensors of the mobile device comprises determining the approximate location of the mobile device based on information collected from at least one of:
an accelerometer;
a gyroscope;
a magnetometer; and
a pressure sensor.
About Rivada Networks
Rivada Networks is a leading designer, integrator and operator of wireless, interoperable public safety communications networks. Rivada’s core technology, Dynamic Spectrum Arbitrage Tiered Priority Access (DSATPA), allows wireless broadband capacity to be dynamically bought and sold in a fully competitive “on demand” process to competing commercial entities. DSATPA is a game changer for the way in which spectrum is consumed, maximizing the efficiency of the radio spectrum bandwidth resource and unlocking the potential for more extensive high capacity broadband networks.
