There is provided a method to operate a first apparatus, the method comprising: determining a beam indicator that indicates at least one radio beam; determining a bandwidth part indicator that indicates at least one bandwidth part; determining a resource status indicator that indicates at least one status of radio resources, that are associated with the at least one radio beam and associated with the at least one bandwidth part; and transmitting at least one resource status set comprising the determined beam indicator, the determined bandwidth part indicator and the determined resource status indicator.

This application provides a method and apparatus for obtaining a resource indication value. The method includes: a network device determines a bit quantity of a resource indication value based on a first bandwidth part, sends downlink control information, which includes the resource indication value and indicates a data channel in a second bandwidth part, and sends or receives the data channel occupying a plurality of contiguous virtual resource blocks, wherein a number RB.sub.start identifying the starting virtual resource block of the contiguous virtual resource blocks, a quantity L.sub.RBs of the contiguous virtual resource blocks, and the resource indication value RIV satisfy following relation: RB.sub.start=└K.Math.RB′.sub.start┘, and L.sub.RBs=└K.Math.L′.sub.RBs┘, wherein K is a positive number and satisfies K≤└N.sub.RB.sup.BWP2/N.sub.RB.sup.BWP1┘, and N.sub.RB.sup.BWP2 refers to a bandwidth of the second bandwidth part; and RIV=N.sub.RB.sup.BWP1(L′.sub.RBs−1)+RB′.sub.start when (L′.sub.RBs−1)≤└N.sub.RB.sup.BWP1/2┘, or RIV=N.sub.RB.sup.BWP1(N.sub.RB.sup.BWP1−L′.sub.RBs+1)+(N.sub.RB.sup.BWP1−1−RB′.sub.start) when (L′.sub.RBs−1)>└N.sub.RB.sup.BWP1/2┘, wherein N.sub.RB.sup.BWP1 refers to a bandwidth of the first bandwidth part.

Systems and methods are disclosed herein that relate to enabling Sounding Reference Signal (SRS) transmissions and Aperiodic Channel State Information (A-CSI) for Secondary Cell (SCell) dormancy. In one embodiment, a method performed by a wireless communication device comprises transmitting, to a network node, first capability information that indicates that the wireless communication device supports SCell dormancy operation using a dormant bandwidth part (BWP) for one or more SCells. The method further comprises transmitting, to the network node, second capability information that indicates whether the wireless communication device supports sounding reference signal, SRS, transmission on a dormant BWP of one or more SCells. In this manner, efficient and flexible operation of SCell dormancy is provided.

Systems and methods are disclosed herein that relate to enabling Sounding Reference Signal (SRS) transmissions and Aperiodic Channel State Information (A-CSI) for Secondary Cell (SCell) dormancy. In one embodiment, a method performed by a wireless communication device comprises transmitting, to a network node, first capability information that indicates that the wireless communication device supports SCell dormancy operation using a dormant bandwidth part (BWP) for one or more SCells. The method further comprises transmitting, to the network node, second capability information that indicates whether the wireless communication device supports sounding reference signal, SRS, transmission on a dormant BWP of one or more SCells. In this manner, efficient and flexible operation of SCell dormancy is provided.

Methods and devices for wireless communications are described in which one or more bandwidth parts (BWPs) may be configured with a set of resource bandwidths that are used form communications between a user equipment, UE, and a base station. The UE may be configured with an active BWP and an active resource bandwidth that does not contain any random access occasions and, as part of a random access procedure, the UE may switch to an initial resource bandwidth within a BWP for transmission of the random access request, where the initial resource bandwidth is configured with one or more random access occasions. A medium access control (MAC) entity at the UE may perform the resource bandwidth switching for the random access procedure.

Methods and devices for wireless communications are described in which one or more bandwidth parts (BWPs) may be configured with a set of resource bandwidths that are used form communications between a user equipment, UE, and a base station. The UE may be configured with an active BWP and an active resource bandwidth that does not contain any random access occasions and, as part of a random access procedure, the UE may switch to an initial resource bandwidth within a BWP for transmission of the random access request, where the initial resource bandwidth is configured with one or more random access occasions. A medium access control (MAC) entity at the UE may perform the resource bandwidth switching for the random access procedure.

A method for determining an initial access bandwidth part, includes: determining, by a first terminal, a first initial access bandwidth part based on a first rule, wherein the first initial access bandwidth part does not exceed an access bandwidth capability of the first terminal, the access bandwidth capability of the first terminal is lower than an access bandwidth capability of a second terminal, and the second terminal is a terminal that determines a second initial access bandwidth part based on a second rule according to remaining minimum system information (RMSI), and wherein the first rule and the second rule are not completely identical or are completely different.

A method for determining an initial access bandwidth part, includes: determining, by a first terminal, a first initial access bandwidth part based on a first rule, wherein the first initial access bandwidth part does not exceed an access bandwidth capability of the first terminal, the access bandwidth capability of the first terminal is lower than an access bandwidth capability of a second terminal, and the second terminal is a terminal that determines a second initial access bandwidth part based on a second rule according to remaining minimum system information (RMSI), and wherein the first rule and the second rule are not completely identical or are completely different.

A method by which a terminal receives group common data in a wireless communication system, according to one embodiment of the present disclosure, may comprise the steps of: receiving, from a network, configuration information about a common frequency resource (CFR) for group common data associated with a group common identifier; receiving, from the network, information about a plurality of bandwidth parts (BWPs); receiving, from the network, group common data based on the group common identifier on a bandwidth of a first BWP including the CFR; activating a second BWP; and receiving, from the network, group common data based on the group common identifier on a bandwidth of the second BWP, on the basis of the satisfaction of a specific condition between the second BWP and the CFR.

An apparatus and method are provided for performing a subband operation for cross division duplex (XDD) technology to enhance coverage in wireless communication systems. A method includes identifying, by a user equipment (UE), an uplink (UL) or downlink (DL) subband configuration provided from a gNB to the UE, and determining a priority between a UL transmission and a DL reception based on whether a collision between DL and UL operations occurs in a time domain, wherein the UE is a half-duplex UE which performs the UL transmission at different times than when the UE performs the DL reception.