Server-assisted beam coordination for bistatic and multi-static radar operation in wireless communications networks

An apparatus for supporting radar operations comprising:

• a memory;
• one or more wired or wireless interfaces;
• and
• one or more processors communicatively coupled to the memory and the one or more wired or wireless interfaces, the one or more processors configured to:
• provide, from a radar server within a radio access network (RAN) or core network (CN) of the wireless communication network, one or more transmit beam parameters, over one or more wired or wireless interfaces, to a first wireless communications network Transmission Reception Point (TRP) for configuring a transmit beam for sending a transmit signal from the first wireless communications TRP;
• and
• provide, from the radar server, one or more receive beam parameters, over the one or more wired or wireless interfaces, to a second wireless communications network TRP for configuring a receive beam for receiving, at the second wireless communications network TRP, an echo signal from one or more targets as a reflection of the transmit signal,
• wherein the first wireless communications network TRP and the second wireless communications network TRP are part of a wireless communications network, wherein each of the first wireless communications network TRP and the second wireless communication network TRP is configured to support both (1) wireless data communications by wirelessly transmitting data symbols to or wirelessly receiving data symbols from one or more user equipment (UE) devices using an orthogonal frequency division multiplexing (OFDM) communication scheme in which a cyclic prefix (CP) separates consecutive data symbols, and the second wireless communications network TRP is configured to support wireless data communications by wirelessly transmitting data symbols to or wirelessly receiving data symbols from one or more UE devices using the OFDM communication scheme and (2) radar operations by transmitting or receiving radar signals in time-frequency resource elements within the OFDM communication scheme, and
• wherein the one or more transmit beam parameters comprise one or more parameters for configuring the transmit beam according to one or more expected (i) angles of departure (AoDs) or (ii) ranges of AoD as one or more search windows for the first wireless communications network TRP.

A non-transitory computer-readable medium storing instructions therein for execution by one or more processing units, comprising instructions to:

• provide, from a radar server, one or more transmit beam parameters, over one or more wired or wireless interfaces, to a first wireless communications network Transmission Reception Point (TRP) for configuring a transmit beam for sending a transmit signal from the first wireless communications TRP;
• and
• provide, from the radar server within a radio access network (RAN) or core network (CN) of the wireless communication network, one or more receive beam parameters, over one or more wired or wireless interfaces, to a second wireless communications network TRP for configuring a receive beam for receiving, at the second wireless communications network TRP, an echo signal from one or more targets as a reflection of the transmit signal,
• wherein the first wireless communications network TRP and the second wireless communications network TRP are part of a wireless communications network, wherein each of the first wireless communications network TRP and the second wireless communication network TRP is configured to support both (1) wireless data communications by wirelessly transmitting data symbols to or wirelessly receiving data symbols from one or more user equipment (UE) devices using an orthogonal frequency division multiplexing (OFDM) communication scheme in which a cyclic prefix (CP) separates consecutive data symbols, and the second wireless communications network TRP is configured to support wireless data communications by wirelessly transmitting data symbols to or wirelessly receiving data symbols from one or more UE devices using the OFDM communication scheme and (2) radar operations by transmitting or receiving radar signals in time-frequency resource elements within the OFDM communication scheme, and
• wherein the one or more transmit beam parameters comprise one or more parameters for configuring the transmit beam according to one or more expected (i) angles of departure (AoDs) or (ii) ranges of AoD as one or more search windows for the first wireless communications network TRP.

A network for supporting radar operations comprising:

• means for providing, from a radar server within a radio access network (RAN) or core network (CN) of the wireless communication network, one or more transmit beam parameters to a first wireless communications network Transmission Reception Point (TRP) for configuring a transmit beam for sending a transmit signal from the first wireless communications TRP;
• and
• means for providing, from the radar server, one or more receive beam parameters to a second wireless communications network TRP for configuring a receive beam for receiving, at the second wireless communications network TRP, an echo signal from one or more targets as a reflection of the transmit signal,
• wherein the first wireless communications network TRP and the second wireless communications network TRP are part of a wireless communications network, wherein each of the first wireless communications network TRP and the second wireless communication network TRP is configured to support both (1) wireless data communications by wirelessly transmitting data symbols to or wirelessly receiving data symbols from one or more user equipment (UE) devices using an orthogonal frequency division multiplexing (OFDM) communication scheme in which a cyclic prefix (CP) separates consecutive data symbols, and the second wireless communications network TRP is configured to support wireless data communications by wirelessly transmitting data symbols to or wirelessly receiving data symbols from one or more UE devices using the OFDM communication scheme and (2) radar operations by transmitting or receiving radar signals in time-frequency resource elements within the OFDM communication scheme, and
• wherein the one or more transmit beam parameters comprise one or more parameters for configuring the transmit beam according to one or more expected (i) angles of departure (AoDs) or (ii) ranges of AoD as one or more search windows for the first wireless communications network TRP.