Dual function edge device and method for accelerating ue-specific beamforming
An edge device includes a first antenna array, control circuitry, and a sensing radar communicatively coupled to the control circuitry, where the sensing radar senses a surrounding area of the edge device. The control circuitry concurrently communicates two different beams of radio frequency (RF) signals to two user equipment (UEs) from two portions of the first antenna array based on the sensed surrounding area of the edge device by the sensing radar. The sensing radar and the first antenna array employ mutually isolated frequencies for the sensing and the communication, respectively.
1. An edge device, comprising:
an antenna array;
control circuitry; and
a sensing radar communicatively coupled to the control circuitry, wherein
the sensing radar is configured to sense a surrounding area of the edge device, and
the control circuitry is configured to:
control communication of sensing information to a central cloud server based on the sensed surrounding area of the edge device,
wherein the sensing information comprises a position associated with at least a first user equipment (UE) of a plurality of UEs, a moving direction associated with at least the first UE, and a time-of-day, and a device ID associated with at least the first UE;
receive, based on the communication of the sensing information to the central cloud server, information from the central cloud server in advance before the first UE reaches a communication range of the edge device;
validate the first UE based on the received information; and
concurrently communicate:
a first beam of radio frequency (RF) signals to the first UE from a first portion of the antenna array, and
a second beam of RF signals to a second UE of the plurality of UEs from a second portion of the antenna array, wherein
the concurrent communication of the first beam of RF signals and the second beam of RF signals is based on the validation of the first UE, and
the first beam of RF signals is different from the second beam of RF signals.
2. The edge device according to claim 1 , further comprising a radar data memory configured to store data of the surrounding area of the edge device from the sensing radar.
3. The edge device according to claim 1 , wherein the control circuitry is further configured to validate at least the first UE from the plurality of UEs one of directly or indirectly with an assistance of the central cloud server.
4. The edge device according to claim 3 , wherein the received information indicates that the device ID of the first UE is known.
5. The edge device according to claim 1 , wherein the control circuitry is further configured to track, a position of the plurality of UEs in motion from the edge device, based on the sensed surrounding area of the edge device.
6. The edge device according to claim 1 , wherein the sensing radar is further configured to:
communicate a radio frequency (RF) wave that hits one or more surrounding objects of the edge device, wherein the RF wave is a chirp signal in a mmWave frequency or an out-of-band frequency; and
sense the surrounding area of the edge device based on the communication of the RF wave.
7. The edge device according to claim 1 , wherein
the control circuitry is further configured to activate the sensing radar to sense the surrounding area of the edge device, and
the activation of the sensing radar is based on a detection of at least one moving object, that corresponds to at least one UE of the plurality of UEs, within the communication range of the edge device.
8. The edge device according to claim 1 , wherein the control circuitry is further configured to:
receive an activation signal from at least the first UE from the plurality of UEs; and
activate the sensing radar based on the reception of the activation signal.
9. The edge device according to claim 1 , wherein the first portion and the second portion of the antenna array employ one or more in-band mmWave frequencies operated by one of a plurality of different wireless carrier networks (WCNs) for an uplink and a downlink cellular communication with the plurality of UEs.
10. The edge device according to claim 1 , wherein
the control circuitry is further configured to execute dynamic partitioning of a plurality of antenna elements of the antenna array into a plurality of spatially separated antenna sub-arrays, and
the plurality of spatially separated antenna sub-arrays includes the first portion and the second portion.
11. The edge device according to claim 10 , wherein the plurality of spatially separated antenna sub-arrays is configured to execute beamforming for the communication of the first beam of RF signals and the second beam of RF signals in different directions and radiation patterns at a same time.
12. The edge device according to claim 1 , wherein
the edge device is independent of a plurality of different wireless carrier networks (WCNs) and is configured to serve a corresponding UE of the first UE and the second UE based on a current subscription of the corresponding UE to a service provider.
13. The edge device according to claim 1 , wherein the control circuitry is further configured to set an offline mode or a connected mode at the edge device, and wherein in the connected mode, the control circuitry is further configured to periodically communicate sensing information to the central cloud server based on the sensed surrounding area of the edge device.
14. The edge device according to claim 13 , wherein
the control circuitry is further configured to obtain a wireless connectivity enhanced information from the central cloud server based on a position of the edge device in the connected mode, wherein
the wireless connectivity enhanced information includes specific initial access information to bypass an initial access-search on the edge device.
15. The edge device according to claim 1 , wherein the edge device is at least one of: an XG-enabled repeater device, an XG-enabled edge communication device, an XG-enabled customer premise equipment (CPE), an XG-enabled small cell, an XG-enabled road-side unit (RSU), an XG-enabled vehicle-mounted edge device, wherein XG refers to 5G or 6G radio communication.
16. The edge device according to claim 1 , wherein the edge device is deployed at a fixed location.
17. The edge device according to claim 1 , wherein the edge device is deployed at a vehicle.
18. A method, comprising:
in an edge device:
sensing, by a sensing radar of the edge device, a surrounding area of the edge device;
controlling communication of sensing information to a central cloud server based on the sensed surrounding area of the edge device,
wherein the sensing information comprises a position associated with at least a first user equipment (UE) of a plurality of UEs, a moving direction associated with at least the first UE, and a time-of-day, and a device ID associated with at least the first UE;
receiving, based on the communication of the sensing information to the central cloud server, information from the central cloud server in advance before the first UE reaches a communication range of the edge device;
validating the first UE based on the received information; and
concurrently communicating:
a first beam of radio frequency (RF) signals to the first UE from a first portion an antenna array of the edge device, and
a second beam of RF signals to a second UE of the plurality of UEs from a second portion of the antenna array, wherein
the concurrent communication of the first beam of RF signals and the second beam of RF signals is based on the validation of the first UE, and
the first beam of RF signals is different from the second beam of RF signals.
19. The method according to claim 18 , further comprising
validating at least the first UE from the plurality of UEs directly or indirectly with an assistance of the central cloud server,
wherein the received information indicates that the device ID of the first UE is known.
20. An edge device, comprising:
an antenna array;
control circuitry; and
a sensing radar communicatively coupled to the control circuitry, wherein
the sensing radar is configured to sense a surrounding area of the edge device, and
the control circuitry is configured to:
control communication of sensing information to a central cloud server based on the sensed surrounding area of the edge device,
wherein the sensing information comprises a position associated with at least a first user equipment (UE) of a plurality of UEs, a moving direction associated with at least the first UE, and a time-of-day, and a device ID associated with at least the first UE;
receive, based on the communication of the sensing information to the central cloud server, information from the central cloud server in advance before the first UE reaches a communication range of the edge device, wherein the received information indicates that the device ID of the first UE is known;
validate at least the first UE from the plurality of UEs one of directly or indirectly with assistance of the central cloud server; and
concurrently communicate:
a first beam of radio frequency (RF) signals to the first UE from a first portion of the antenna array, and
a second beam of RF signals to a second UE of the plurality of UEs from a second portion of the antenna array, wherein
the concurrent communication of the first beam of RF signals and the second beam of RF signals is based on the validation of the first UE, and
the first beam of RF signals is different from the second beam of RF signals.