MANAGEMENT OF SENSING COMPONENTS FOR A WIRELESS COMMUNICATIONS SYSTEM
Various aspects of the present disclosure provide a sensing management component (SMC), which can be located or other placed within a radio access network (RAN) architecture, such as within an NG-RAN node or user equipment (UE). The SMC, which may communicate with a sensing function of a core network, enables a wireless communications system to perform certain sensing operations from the RAN node or UE, which are near or proximate to devices (e.g., UEs or base stations) that perform the sensing operations.
1 . A network entity for wireless communication, comprising:
at least one memory; and
at least one processor coupled with the at least one memory and configured to cause the network entity to:
receive, from a core network (CN), an initial request to perform sensing operations;
select, in response to the request to perform sensing operations, one or more radio access nodes (RANs) to perform sensing reference signal transmission or sensing reference signal reception and measurement associated with the requested sensing operations; and
transmit a sensing reference signal transmission characteristic request to the selected one or more RANs.
2 . The network entity of claim 1 , wherein the at least one processor is further configured to:
receive, from the selected one or more RANs, a sensing reference signal transmission characteristic response.
3 . The network entity of claim 1 , wherein the one or more RANs include base stations or transmission-reception points (TRPs).
4 . The network entity of claim 1 , wherein the network entity is a sensing management component (SMC) that is located as part of one or more of the RAN nodes and that receives the initial request from a sensing management function (SMF) of the CN.
5 . The network entity of claim 1 , wherein the one or more RANs include a centralized NG-RAN logical node, a logical node within a split base station, or a logical function of a base station.
6 . The network entity of claim 1 , wherein the at least one processor is further configured to receive the initial request to perform sensing operations from the CN via a sensing interface between the CN and the network entity that is dedicated to sensing operation transmissions and receptions.
7 . The network entity of claim 1 , wherein the at least one processor is further configured to transmit the sensing reference signal transmission characteristic request to the selected one or more RANs via a sensing interface between the network entity and the selected one or more RANs that is dedicated to sensing operation transmissions and receptions.
8 . The network entity of claim 1 , wherein the initial sensing request may indicate support for one or more of:
time domain transmissions comprising a one shot, dynamic, periodic, or on-demand manner;
computing sensing results in a one shot, dynamic, periodic manner; and
computing sensing results in a semi-persistent manner via activation/deactivation signaling.
9 . The network entity of claim 1 , wherein the initial sensing request comprises one or more parameters, including:
sensing type or sensing purpose;
sensing quality of service (QOS);
sensing area;
and combinations thereof.
10 . The network entity of claim 1 , wherein the at least one processor is further configured to:
discover the one or more RANs in response to receiving the initial request to perform sensing operations.
11 . The network entity of claim 1 , wherein the sensing reference signal transmission characteristic request includes one or more parameters associated with transmission characteristics of the sensing reference signal.
12 . The network entity of claim 11 , wherein the at least one processor is further configured to:
receive, from the selected one or more RANs, a sensing reference signal transmission characteristic response that includes one or more of the parameters in the sensing reference signal transmission characteristic request.
13 . The network entity of claim 1 , wherein the sensing reference signal transmission characteristic request includes a request to perform one or more sensing measurements using a specific sensing technique.
14 . The network entity of claim 13 , wherein the at least one processor is further configured to:
receive, from the selected one or more RANs, a sensing reference signal transmission characteristic response that includes a report of one or more sensing measurements using the configured sensing technique.
15 . The network entity of claim 1 , wherein the at least one processor is further configured to:
receive, from the selected one or more RANs, a sensing reference signal transmission characteristic response that includes a sensing result report that identifies:
object range information for the sensing operation,
object doppler data for the sensing operation,
signal amplitude information for the sensing operation,
object location or position information for the sensing operation,
object presence detection information as an outcome of the sensing operation,
object shape information for objects detected during the sensing operation,
object material information for objects detected during the sensing operation, and
combinations thereof.
16 . A method performed by a network entity, the method comprising:
receiving, from a core network (CN), an initial request to perform sensing operations;
selecting, in response to the request to perform sensing operations, one or more radio access nodes (RANs) to perform sensing reference signal transmission or sensing reference signal reception and measurement associated with the requested sensing operations; and
transmitting a sensing reference signal transmission characteristic request to the selected one or more RANs.
17 . The method of claim 16 , wherein the method is performed by a sensing management component (SMC) that is located within one or more of the RAN nodes and that receives the initial request from a sensing management function (SMF) of the CN.
18 . A user equipment (UE) for wireless communication, comprising:
at least one memory; and
at least one processor coupled with the at least one memory and configured to cause the UE to:
receive, from a core network (CN), an initial request to perform sensing operations;
discover one or more UEs capable of performing the sensing operation; and
transmit a sensing reference signal transmission characteristic request to the discovered one or more UEs.
19 . The UE of claim 18 , wherein the UE includes a sensing management component (SMC) that receives the initial request from a sensing management function (SMF) or Sensing Function (SF) of the CN.
20 . A processor for wireless communication, comprising:
at least one controller coupled with at least one memory and configured to cause the processor to:
receive, from a core network (CN), an initial request to perform sensing operations;
discover one or more UEs capable of performing the sensing operation; and
transmit a sensing reference signal transmission characteristic request to the discovered one or more UEs.