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1. (WO2019032175) DÉTECTION ENVIRONNEMENTALE AVEC DES DISPOSITIFS DE COMMUNICATION SANS FIL
Note: Texte fondé sur des processus automatiques de reconnaissance optique de caractères. Seule la version PDF a une valeur juridique

CLAIMS:

1. A method of using one or more radio-frequency signals, the method comprising: monitoring, with at least one radio-frequency (RF) receiver, one or more RF characteristics of one or more wireless RF signals from one or more RF devices in an environment;

comparing the one or more RF characteristics to a reference RF profile for the environment; and

initiating an action based on a difference between the one or more RF characteristics and the reference RF profile determined by the comparing.

2. The method of claim 1, further comprising determining that a context of the one or more RF characteristics corresponds to a context of the reference RF profile, wherein comparing the one or more RF characteristics to the reference RF profile is performed in response to determining that the context of the one or more RF characteristics corresponds to the context of the reference RF profile.

3. The method of claim 2, wherein determining the context of the one or more RF characteristics comprises determining one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

4. The method of claim 2, further comprising:

providing an indication of the context of the reference RF profile to a user of a receiving wireless communication device that includes the at least one RF receiver; or

taking a user-defined action based on the context of the reference RF profile; or a combination of these.

5. The method of claim 1, wherein the one or more RF characteristics and the reference RF profile have a shared RF characteristic set that includes at least one signal characteristic, or at least one signal propagation characteristic, or a combination thereof.

6. The method of claim 1, wherein initiating the action occurs in response to the difference determined by the comparing being more than a threshold amount.

7. The method of claim 6, wherein the action includes requesting a neighbor wireless communication device to determine a confirmation RF profile of one or more of the one or more RF characteristics of one or more of the one or more RF devices, the neighbor wireless

communication device being within communication range of the at least one RF receiver.

8. The method of claim 1 , further comprising maintaining the reference RF profile by updating the reference RF profile using one or more values of the one or more RF characteristics.

9. A wireless mobile communication device comprising:

a memory;

a transceiver; and

a processor communicatively coupled to the memory and to the transceiver and configured to:

monitor, via at least one radio-frequency (RF) receiver of the transceiver, one or more RF characteristics of one or more wireless RF signals from one or more RF devices in an environment;

compare the one or more RF characteristics to a reference RF profile for the environment; and

initiate an action based on a difference between the one or more RF characteristics and the reference RF profile.

10. The device of claim 9, wherein the processor is further configured to determine that a context of the one or more RF characteristics corresponds to a context of the reference RF profile, and the processor is configured to compare the one or more RF characteristics to the reference RF profile in response to determining that the context of the one or more RF characteristics corresponds to the context of the reference RF profile.

11. The device of claim 10, wherein to determine the context of the one or more RF characteristics the processor is configured to determine one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

12. The device of claim 10, wherein the processor is further configured to:

provide an indication of the context of the reference RF profile to a user of the wireless mobile communication device; or

take a user-defined action based on the context of the reference RF profile; or

a combination of these.

13. The device of claim 9, wherein the processor is configured to select the reference RF profile for comparison to the one or more RF characteristics such that the one or more RF characteristics and the reference RF profile have a shared RF characteristic set that includes at least one signal characteristic, or at least one signal propagation characteristic, or a combination thereof.

14. The device of claim 9, wherein the processor is configured to initiate the action in response to the difference between the one or more RF characteristics and the reference RF profile being more than a threshold amount.

15. The device of claim 14, wherein the action includes requesting a neighbor wireless communication device to determine a confirmation RF profile of one or more of the one or more RF characteristics of one or more of the one or more RF devices.

16. The device of claim 9, wherein the processor is further configured to maintain the reference RF profile by updating the reference RF profile using one or more values of the one or more RF characteristics.

17. A wireless mobile communication device comprising:

means for monitoring one or more radio-frequency (RF) characteristics of one or more wireless RF signals from one or more RF devices in an environment;

means for comparing the one or more RF characteristics to a reference RF profile for the environment; and

means for initiating an action based on a difference between the one or more RF characteristics and the reference RF profile determined by the comparing.

18. The device of claim 17, further comprising means for determining that a context of the one or more RF characteristics corresponds to a context of the reference RF profile, wherein the means for comparing are configured to compare the one or more RF characteristics to the reference RF profile in response to the means for determining that the context of the one or more RF characteristics corresponds to the context of the reference RF profile.

19. The device of claim 18, wherein the means for determining the context of the one or more RF characteristics are configured to determine one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

20. The device of claim 18, further comprising:

means for providing an indication of the context of the reference RF profile to a user of the wireless mobile communication device; or

means for taking a user-defined action based on the context of the reference RF profile; or a combination of these.

21. The device of claim 17, further comprising means for selecting the reference RF profile for comparison to the one or more RF characteristics such that the one or more RF characteristics and the reference RF profile have a shared RF characteristic set that includes at least one signal characteristic, or at least one signal propagation characteristic, or a combination thereof.

22. The device of claim 17, wherein the means for initiating are configured to initiate the action occurs in response to the difference determined by the comparing being more than a threshold amount.

23. The device of claim 22, wherein the means for initiating the action are configured to request a neighbor wireless communication device to determine a confirmation RF profile of one or more of the one or more RF characteristics of one or more of the one or more RF devices.

24. The device of claim 17, further comprising means for maintaining the reference RF profile by updating the reference RF profile using one or more values of the one or more RF characteristics.

25. A non-transitory, processor-readable storage medium comprising instructions configured to cause a processor to:

monitor, via at least one radio-frequency (RF) receiver, one or more RF characteristics of one or more wireless RF signals from one or more RF devices in an environment;

compare the one or more RF characteristics to a reference RF profile for the environment; and

initiate an action based on a difference between the one or more RF characteristics and the reference RF profile.

26. The storage medium of claim 25, further comprising instructions configured to cause the processor to determine that a context of the one or more RF characteristics corresponds to a context of the reference RF profile, wherein the instructions configured to cause the processor to compare the one or more RF characteristics to the reference RF profile are configured to cause the processor to compare the one or more RF characteristics to the reference RF profile in response to the processor determining that the context of the one or more RF characteristics corresponds to the context of the reference RF profile.

27. The storage medium of claim 26, wherein the instructions configured to cause the processor to determine the context of the one or more RF characteristics are configured to cause the processor to determine one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

28. The storage medium of claim 26, further comprising instructions configured to cause the processor to:

provide an indication of the context of the reference RF profile to a user of the wireless mobile communication device; or

take a user-defined action based on the context of the reference RF profile; or

a combination of these.

29. The storage medium of claim 25, further comprising instructions configured to cause the processor to select the reference RF profile for comparison to the one or more RF characteristics such that the one or more RF characteristics and the reference RF profile have a shared RF characteristic set that includes at least one signal characteristic, or at least one signal propagation characteristic, or a combination thereof.

30. The storage medium of claim 25, wherein the instructions configured to cause the processor to initiate the action are configured to cause the processor to initiate the action in response to the difference between the one or more RF characteristics and the reference RF profile being more than a threshold amount.

31. The storage medium of claim 30, wherein the action includes requesting a neighbor wireless communication device to determine a confirmation RF profile of one or more of the one or more RF characteristics of one or more of the one or more RF devices.

32. The storage medium of claim 25, further comprising instructions configured to cause the processor to maintain the reference RF profile by updating the reference RF profile using one or more values of the one or more RF characteristics.

33. A method of generating a radio-frequency signal profile, the method comprising: receiving indications of measurements of one or more values of one or more radio-frequency (RF) characteristics of one or more wireless RF signals from one or more RF devices in an environment;

determining contexts from values of one or more context characteristics associated with the measurements; and

generating a reference RF profile by combining sets of the one or more values of the one or more RF characteristics associated with similar contexts.

34. The method of claim 33, further comprising maintaining the reference RF profile by updating the reference RF profile using one or more present values of the one or more RF characteristics.

35. The method of claim 34, wherein the updating the reference RF profile is performed in response to:

the one or more of the present values of the one or more RF characteristics differing from the reference RF profile by more than a threshold for more than a specified time;

at least one of the RF devices moving more than a respective threshold distance;

a present context corresponding to present values of the context characteristics being less than a threshold likeliness of being a previously-determined context; or

a present RF profile, corresponding to the one or more present values of the RF

characteristics, differing by more than a first threshold amount from the reference RF profile and less than a second threshold amount from a previously-determined present RF profile that also differed from the reference RF profile by more than the first threshold amount; or

a combination of two or more of these.

36. The method of claim 33, wherein the context characteristics comprise one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

37. The method of claim 33, further comprising sending, using a short-range wireless communication technique, the one or more values of the one or more RF characteristics, one or more values of one or more RF characteristics of the reference RF profile, or a combination of these, directly between wireless communication devices each configured to determine the one or more values of the one or more RF characteristics.

38. The method of claim 33, wherein receiving the indications of the measurement comprises taking the measurements with at least one radio-frequency (RF) receiver.

39. A device comprising:

a memory;

a processor, communicatively coupled to the memory, configured to:

receive indications of measurements of one or more values of one or more wireless radio-frequency (RF) characteristics of one or more wireless RF signals from one or more RF devices in an environment;

determine contexts from values of one or more context characteristics associated with the measurements; and

generate a reference RF profile by combining sets of the one or more values of the one or more RF characteristics associated with similar contexts.

40. The device of claim 39, wherein the processor is further configured to maintain the reference RF profile by updating the reference RF profile using one or more new values of the one or more RF characteristics.

41. The device of claim 40, wherein the processor is configured to update the reference RF profile in response to:

the one or more of the new values of the one or more RF characteristics differing from the reference RF profile by more than a threshold for more than a specified time;

at least one of the RF devices moving more than a respective threshold distance;

a new context corresponding to new values of the context characteristics being less than a threshold likeliness of being a previously-determined context; or

a new RF profile, corresponding to the one or more new values of the RF characteristics, differing by more than a first threshold amount from the reference RF profile and less than a second threshold amount from a previously-determined present RF profile that also differed from the reference RF profile by more than the first threshold amount; or

a combination of two or more of these.

42. The device of claim 39, wherein the context characteristics comprise one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

43. The device of claim 39, further comprising a transmitter communicatively coupled to the processor, wherein the processor is further configured to send, via the transmitter using a short-range wireless communication technique, the one or more values of the one or more RF characteristics, one or more values of one or more RF characteristics of the reference RF profile, or a combination of these, directly to a wireless communication device.

44. The device of claim 39, further comprising at least one RF receiver

communicatively coupled to the processor, wherein the processor is configured to receive the indications of the measurements via the at least one RF receiver.

45. A device comprising:

means for receiving indications of measurements of one or more values of one or more radio-frequency (RF) characteristics of one or more wireless RF signals from one or more RF devices in an environment;

means for determining contexts from values of one or more context characteristics associated with the measurements; and

means for generating a reference RF profile by combining sets of the one or more values of the one or more RF characteristics associated with similar contexts.

46. The device of claim 45, further comprising means for maintaining the reference RF profile by updating the reference RF profile using one or more present values of the one or more RF characteristics.

47. The device of claim 46, wherein the means for updating the reference RF profile are configured to update the reference RF profile in response to:

the one or more of the present values of the one or more RF characteristics differing from the reference RF profile by more than a threshold for more than a specified time;

at least one of the RF devices moving more than a respective threshold distance;

a present context corresponding to present values of the context characteristics being less than a threshold likeliness of being a previously-determined context; or

a present RF profile, corresponding to the one or more present values of the RF

characteristics, differing by more than a first threshold amount from the reference RF profile and less than a second threshold amount from a previously-determined present RF profile that also differed from the reference RF profile by more than the first threshold amount; or

a combination of two or more of these.

48. The device of claim 45, wherein the context characteristics comprise one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

49. The device of claim 45, further comprising means for sending, using a short-range wireless communication technique, the one or more values of the one or more RF characteristics, one or more values of one or more RF characteristics of the reference RF profile, or a combination of these, directly to a wireless communication device.

50. The device of claim 45, wherein the means for receiving the indications of the measurement comprise means for taking the measurements with at least one radio-frequency (RF) receiver.

51. A non-transitory, processor-readable storage medium comprising instructions configured to cause a processor to:

receive indications of measurements of one or more values of one or more radio-frequency (RF) characteristics of one or more wireless RF signals from one or more RF devices in an environment;

determine contexts from values of one or more context characteristics associated with the measurements; and

generate a reference RF profile by combining sets of the one or more values of the one or more RF characteristics associated with similar contexts.

52. The storage medium of claim 51 , further comprising instructions configured to cause the processor to maintain the reference RF profile by updating the reference RF profile using one or more new values of the one or more RF characteristics.

53. The storage medium of claim 52, wherein the instructions configured to cause the processor to update the reference RF profile are configured to cause the processor to update the reference RF profile in response to:

the one or more of the new values of the one or more RF characteristics differing from the reference RF profile by more than a threshold for more than a specified time;

at least one of the RF devices moving more than a respective threshold distance;

a new context corresponding to new values of the context characteristics being less than a threshold likeliness of being a previously-determined context; or

a new RF profile, corresponding to the one or more new values of the RF characteristics, differing by more than a first threshold amount from the reference RF profile and less than a second threshold amount from a previously-determined present RF profile that also differed from the reference RF profile by more than the first threshold amount; or

a combination of two or more of these.

54. The storage medium of claim 51 , wherein the context characteristics comprise one or more of a time of day, a day of the week, a location, a user activity, or presence of a user.

55. The storage medium of claim 51 , further comprising instructions configured to cause the processor to send, via a transmitter using a short-range wireless communication technique, the one or more values of the one or more RF characteristics, one or more values of one or more RF characteristics of the reference RF profile, or a combination of these, directly to a wireless communication device.

56. The storage medium of claim 51 , wherein the instructions configured to cause the processor to receive the indications of the measurements are configured to cause the processor to receive the indications of the measurements via at least one RF receiver.