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1. WO2020112111 - SOLUTIONS POUR DES COMMUNICATIONS UAV DANS UN RÉSEAU AVEC DES ANTENNES BS 5G À ONDES MILLIMÉTRIQUES DOTÉES EXCLUSIVEMENT D'UN RÉCEPTEUR ET DANS D'AUTRES RÉSEAUX

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CLAIMS

What is claimed is:

1. A method, comprising:

determining spatial and antenna information of an unmanned aerial vehicle;

determining, using at least the spatial and antenna information of the unmanned aerial vehicle, a set of candidate transmission-reception beam pairs, each pair between one of a set of one or more antenna panels in the unmanned aerial vehicle and one of a plurality of transmission-reception points, wherein at least one of the plurality of transmission-reception points comprises a receiver-only antenna panel that is oriented upward;

configuring beam sweeping to be performed for the set of candidate

transmission-reception beam pairs; and

determining, based on results of the beam sweeping, a transmission-reception beam pair of the set of candidate transmission-reception beam pairs to be used for one or more uplink communications from the unmanned aerial vehicle to a determined transmission-receptio n point in the determined best transmission-reception beam pair.

2. The method of claim 1 , further comprising scheduling the one or more uplink

communications to be performed by the unmanned aerial vehicle to the determined transmission-reception point on the determined transmission-reception beam pair.

3. The method of any of claims 1 or 2, wherein all of the plurality of

transmission-reception points comprise a corresponding receiver-only antenna panel that is oriented upward.

4. The method of any of claims 1 to 3, wherein at least one of the plurality of

transmission-reception points is a first transmission-reception point comprising a receiver-only antenna panel that receives uplink (UL) communications only from the unmanned aerial vehicle and is coupled to a base station and wherein the base station is coupled to a second transmission-reception point comprising an antenna panel that transmits downlink (DL) communications from the base station to the unmanned aerial vehicle, wherein at least the first and second transmission points are co-located.

5. The method of any of claims 1 to 3, wherein at least one of the plurality of

transmission-reception points is a first transmission-reception point comprising a receiver-only antenna panel that receives uplink (UL) communications only from the unmanned aerial vehicle and is coupled to a base station and wherein the base station is coupled to a second transmission-reception point comprising an antenna panel that transmits downlink (DL) communications from the given base station to the unmanned aerial vehicle, wherein at least the first and second transmission points are located in different geographical locations.

6. The method of any of claims 1 to 3, wherein at least one of the plurality of

transmission-reception points is a first transmission-reception point comprising a receiver-only antenna panel that receives uplink (UL) communications only from the unmanned aerial vehicle and is coupled to a first base station and wherein at least one of the plurality of transmission-reception points is a second transmission-reception point that is coupled to a second base station, and wherein the second transmission-reception point comprises an antenna panel that transmits downlink (DL) communications from the second base station to the unmanned aerial vehicle, wherein at least the first and second transmission points are located ½ different geographical locations.

7. The method of any of claims 1 to 6, wherein determining the spatial and antenna information of the unmanned aerial vehicle is performed by receiving at least some of the spatial and antenna information of tire unmanned aerial vehicle from the unmanned aerial vehicle.

8. The method of claim 7, further comprising signaling the unmanned aerial vehicle to provide the spatial and antenna information periodically based on a time period indicated in the signaling·

9. The method of claim 7, further comprising signaling the unmanned aerial vehicle to provide die spatial and antenna information in response to the unmanned aerial vehicle determining one or more elements of spatial information have crossed a corresponding threshold that has been defined.

10. The method of claim 9, wherein the one or more elements of spatial information comprise one of the following:

one or both of 3 -dimensional velocity and angular velocity, or

one or both of acceleration and angular acceleration.

11. The method of any of claims 1 to 10, wherein determining the spatial and antenna information of the unmanned aerial vehicle is performed by receiving at least some of the spatial and antenna information of the unmanned aerial vehicle from a ground-based device running command and control for the unmanned aerial vehicle.

12. The method of any of claims 1 to 11, wherein determining a transmission-reception beam pair of the set of candidate transmission-reception beam pairs comprises checking line of sight (LOS) conditions between each candidate transmission-reception beam pair using spatial morphology of an area having the corresponding candidate transmission-reception beam pair, the spatial morphology of the area based on one or more 3 -dimensional map s covering at least part of the area.

1

13. The method of any of claims 1 to 12, wherein:

the antenna information comprises one or more of the following:

. (1) panel center orientation with respect to a local spatial coordinate system of the unmanned aerial vehicle for the one or more antenna panels in the unmanned aerial vehicle;

(2) antenpa azimuth and elevation angle ranges with respect to a corresponding panel center for the one or more antenna panels in die unmanned aerial vehicle; and

(3) (x,y) pairs indicating an (x-dimensional, y-dimensional) placement of corresponding beam clusters or individual beams relative to a panel

center for the one or more anteima panels in the unmanned aerial vehicle,

wherein the antenna information comprises (1) with (2), (1) with (3), or (1) with (2) and (3); and

tire configuring beam sweeping and determining a transmission-reception beam pair uses the antenna information, and wherein for (3) each of the set of candidate transmission-reception beam pairs is between one of the beam clusters or individual beams having an (x,y) pair in one of the set of one or more antenna panels in tire unmanned aerial vehicle and one of a plurality of transmission-reception points.

14. The method of claim 13, wherein the antenna information is received from the

. unmanned aerial vehicle, and the antenna information is signaled using a radio resource control (RRC) information element, where (x,y) pairs indicate the (x-dimensional, y-dimensional) placement of the beam clusters or individual beams relative to a corresponding panel center.

15. The method of any of claims 1 to 14, performed by a base station acting as a master node of the plurality of transmission-reception points and any corresponding base stations connected· to the plurality of transmission-reception points.

16. The method of any of claims 1 to 14, performed by a network element in a cellular communication network comprising the plurality of transmission-reception points and any base stations connected to the plurality of transmission-reception points.

17. A method, comprising:

sending, by an unmanned aerial vehicle, spatial and antenna information toward a wireless communication network comprising a plurality of

transmission-reception points;

receiving configuration information to configure beam sweeping to be performed for a set of candidate transmission-reception beam pairs, each pair between one of a set of one or more antenna panels in the unmanned aerial vehicle and one of a set of antenna panels in the plurality of transmission-reception points; and performing the beam sweeping based on the received configuration information.

18. The method of claim 17, further comprising receiving information that schedules one or more uplink communications to be performed by the unmanned aerial vehicle to a specific transmission-reception point on a specific transmission-reception beam pair.

19. The method of claim 18, further comprising performing the scheduled one or more uplink communications by the unmanned aerial vehicle to the determined

transmission-reception point on the determined transmission-reception beam pair.

20. The method of any of claims 17 to 19, wherein:

the spatial information comprises one or more of the following:

location information of the unmanned aerial vehicle; or

orientation information of the unmanned aerial vehicle; and

the antenna information comprises one or more of the following:

for each antenna panel in the unmanned aerial vehicle a panel center orientation with respect to a local spatial coordinate system of the unmanned aerial vehicle; or

antenna azimuth and elevation angle ranges with respect to the panel center for each antenna panel in the unmanned aerial vehicle.

21. The method of any of claims 17 to 20, wherein the sending the spatial and antenna information comprises the unmanned aerial vehicle periodically sending the spatial and antenna information according to a time period.

22. The method of any of claims 17 to 20, wherein the sending the spatial and antenna information comprises the unmanned aerial vehicle sending the spatial and antenna information in response to the unmanned aerial vehicle determining one or more elements of spatial information have crossed a corresponding threshold that has been defined.

23. The method of any of claims 21 or 22, wherein the one or more elements of spatial information comprise one of the following:

one or both of 3 -dimensional velocity and angular velocity; or

one or both of acceleration and angular acceleration.

24. A compute program, comprising code forperforming any of methods 1 to 23, when the computer program is run on a processor.

25. The computer program according to claim-25, wherein the computer program is a computer program product comprising a computer-readable medium bearing computer program code embodied therein for use with a computer.

26. An apparatus, comprising:

means for determining spatial and antenna information of an unmanned aerial vehicle; means for determining, using at least the spatial and antenna information of the

unmanned aerial vehicle, a set of candidate transmission-reception beam pairs, each pair between one of a set of one or more antenna panels in the unmanned aerial vehicle and one of a plurality of transmission-reception points, wherein at least one of the plurality of transmission-reception points comprises a receiver-only antenna panel that is oriented upward;

means for configuring beam sweeping to be performed for the set of candidate

transmission-reception beam pairs; and

means for determining, based on results of the beam sweeping, a

. transmission-reception beam pair of the set of candidate transmission-reception beam pairs to be used for one or more uplink communications from the

unmanned aerial vehicle to a determined transmission-reception point in the determined best transmission-reception beam pair.

27. The apparatus of claim 26, further comprising means for scheduling the one or more uplink communications to be performed by the unmanned aerial vehicle to the determined transmission-reception point on the determined transmission-reception beam pair.

28. The apparatus of any of claims 26 or 27, wherein all of the plurality of

transmission-reception points comprise a corresponding receiver-only antenna panel that is oriented upward.

29. The apparatus of any of claims 26 to 28, wherein at least one of the plurality of

transmission-reception points is a first transmission-reception point comprising a receiver-only antenna panel that receives uplink (UL) communicatio ns only from the unmanned aerial vehicle and is coupled to a base station and wherein the base station is coupled to a second transmission-reception point comprising an antenna panel that transmits downlink (DL) communications from the base station to the unmanned aerial vehicle, wherein at least the first and second transmission points are co-located.

30. The apparatus of any of claims 26 to 28, wherein at least one of the plurality of

transmission-reception points is a first transmission-reception point comprising a receiver-only antenna panel that receives uplink (UL) communications only from the unmanned aerial vehicle and is coupled to a base station and wherein the base station is coupled to a second transmission-reception point comprising an antenna panel that transmits downlink (DL) communications from the given base station to the unmanned aerial vehicle, wherein at least the first and second transmission points are located in different geographical locations.

31. The apparatus of any of claims 26 to 28, wherein at least one of the plurality of

transmission-reception points is a first transmission-reception point comprising a receiver-only antenna panel that receives uplink (UL) communications only from die unmanned aerial vehicle and is coupled to a first base station and wherein at least one of the plurality of transmission-reception points is a second transmission-reception point that is coupled to a second base station, and wherein the second transmission-reception point comprises an antenna panel that transmits downlink (DL) communications from the second base station to the unmanned aerial vehicle, wherein at least the first and second transmission points are located in different geographical locations.

32. The apparatus of any of claims 26 to 31 , wherein the means for determining the spatial and antenna information of the unmanned aerial vehicle is performed by a means for receiving at least some of the spatial and antenna information of die unmanned aerial vehicle from the unmanned aerial vehicle.

33. The apparatus of claim 32, further comprising means for signaling the unmanned aerial vehicle to provide the spatial and antenna information periodically based on a time period indicated in the signaling.

34. The apparatus of claim 32, further comprising means for signaling the unmanned aerial vehicle to provide the spatial and antenna information in response to the unmanned aerial vehicle determining one or more elements of spatial information have crossed a corresponding threshold that has been defined.

35. The apparatus of claim 34, wherein the one or more elements of spatial information comprise one of the following:

one or both of 3 -dimensional velocity and angular velocity; or

one or both of acceleration and angular acceleration.

36. The apparatus of any of claims 26 to 35, wherein the means for determining the spatial and antenna information of the unmanned aerial vehicle is performed by receiving at least some of the spatial and antenna information of the unmanned aerial vehicle from a ground-based device running command and control for the unmanned aerial vehicle.

37. The apparatus of any of claims 26 to 36, wherein the means for determining a transmission-reception beam pair of the set of candidate transmission-reception beam pairs comprises means for checking line of sight (LOS) conditions between each candidate transmission-reception beam pair using spatial morphology of an area having the corresponding candidate transmission-reception beam pair, the spatial morphology of the area based on one or more 3-dimensional maps covering at least part of the area.

38. The apparatus of any of claims 26 to 37, wherein:

the antenna information comprises one or more of the following:

(1) panel center orientation with respect to a local spatial coordinate system of tiie unmanned aerial vehicle for the one or more antenna panels in the unmanned aerial vehicle;

(2) antenna azimuth and elevation angle ranges with respect to a corresponding panel center for the one or more antenna panels in the unmanned aerial vehicle; and

(3) (x,y) pairs indicating an (x-dimensional, y-dimensional) placement of corresponding beam clusters or individual beams relative to a panel center for the one or more antenna panels in the unmanned aerial vehicle,

wherein the antenna information comprises (1 ) with (2), (I) with (3), or (1) with (2) and (3); and

the means for configuring beam sweeping and determining a transmission-reception beam pair uses the antenna information, and wherein for (3) each of the set of candidate transmission-reception beam pairs is between one of the beam clusters or individual beams having an (x,y) pair in one of the set of one or more antenna panels in the unmanned aerial vehicle and one of a plurality of transmission-reception points.

39. The apparatus of claim 38, wherein the antenna information is received from the

unmanned aerial vehicle, and the antenna information is signaled using a radio resource control (RRC) information element, where (x,y) pairs indicate the (x-dimensional, y-dimensional) placement of the beam clusters or individual beams relative to a corresponding panel center.

40. A base station acting as a master node of the plurality of transmission-reception points and any corresponding base stations connected to the plurality of

transmission-reception points, and comprising the apparatus of any of claims 26 to 39.

41. A network element in a cellular communication network comprising the plurality of tranSmission-reception points and any base stations connected to the plurality of transmission-reception points, and comprising the apparatus of any of claims 26 to 39.

42. A cellular communication network comprising the apparatus of any of claims 26 to 41.

43. An apparatus, comprising:

means for sending, by an unmanned aerial vehicle, spatial and antenna information toward a wireless communication network comprising a plurality of transmission-reception points;

means for receiving configuration information to configure beam sweeping to be performed for a set of candidate transmission-reception beam pairs, each pair between one of a set of one or more antenna panels in the unmanned aerial vehicle and one of a set of antenna panels in the plurality of

transmission-reception points; and

means for performing the beam sweeping based on the received configuration

information.

44. The apparatus of claim 43, further comprising means for receiving information that schedules one or more uplink communications to be performed by the unmanned aerial vehicle to a specific transmission-reception point on a specific transmission-reception beam pair.

45. The apparatus of claim 44, further comprising means for performing the scheduled one or more uplink communications by the unmanned aerial vehicle to the determined transmission-reception point on the determined transmission-reception beam pair.

46. The apparatus of any of claims 43 to 45, wherein:

the spatial information comprises one or more of flic following:

location information of the unmanned aerial vehicle; or

orientation information of the unmanned aerial vehicle; and

the antenna information comprises one or more of the following:

for each antenna panel in the unmanned aerial vehicle a panel center orientation with respect to a local spatial coordinate system of the unmanned aerial vehicle; or

antenna azimuth and elevation angle ranges with respect to the panel center for each antenna panel in the unmanned aerial vehicle

47. The apparatus of any of claims 43 to 46, wherein the means for sending the spatial and antenna information comprises means, implemented in the unmanned aerial vehicle, for periodically sending the spatial and antenna information according to a time period.

48. The apparatus of any of claims 43 to 46, wherein the means for sending the spatial and antenna information comprises means, implemented in the unmanned aerial vehicle, for sending the spatial and antenna information in response to the unmanned aerial vehicle determining one or more elements of spatial information have crossed a corresponding threshold that has been defined.

49. The apparatus of any of claims 47 or 48, wherein the one or more elements of spatial information comprise one of the following:

one or both of 3-dimensional velocity and angular velocity; or

one or both of acceleration and angular acceleration.

50. An apparatus, comprising:

at least one processor, and

at least one memory including computer program code,

the at least one memory and the computer program code configured, with the at least one processor, to cause the apparatus to perform operations comprising:

determining spatial and antenna information of an unmanned aerial vehicle;

determining, using at least the spatial and antenna information of the unmanned aerial vehicle, a set of candidate transmission-reception beam pairs, each p air b etween one of a set of one or more antenna panels in the unmanned aerial vehicle and one of a plurality of transmission-reception points, wherein at least one of the plurality of transmission-reception points comprises a receiver-only antenna panel that is oriented upward;

configuring beam sweeping to be performed for the set of candidate

transmission-reception beam pairs; and

determining, based on results of the beam sweeping, a transmission-reception beam pair of the set of candidate transmission-reception beam pairs to be used for one or more uplink communications from the unmanned aerial vehicle to a determined transmission-reception point in the determined best transmission-reception beam pair.

51. The apparatus of claim SO, wherein the at least one memory and the computer program code are further configured, with the at least one processor, to cause the apparatus to perform operations in the method of any of claims 2 to 16.

52. An apparatus, comprising:

at least one processor; and

at least one memory including compute program code,

the at least one memory and the computer program code configured, with the at least one processor, to cause the apparatus to perform operations comprising:

sending, by an unmanned aerial vehicle, spatial and antenna information toward a wireless communication network comprising a plurality of

transmission-reception points;

receiving configuration information to configure beam sweeping to be performed for a set of candidate transmission-reception beam pairs, each pair between one of a set of one or more antenna panels in the unmanned aerial vehicle and one of a set of antenna panels in the plurality of transmission-reception points; and performing the beam sweeping based on the received configuration information.

53. The apparatus of claim 52, wherein the at least one memory and the computer program code are further configured, with the at least one processor, to cause the apparatus to perform operations in the method of any of claims 18 to 23.