BANDWIDTH PART SIGNALING AND MEASUREMENT HANDLING
An apparatus is configured to be employed within a base station. The apparatus comprises baseband circuitry and/or application circuitry which includes a radio frequency (RF) interface and one or more processors. The one or more processors are configured to generate a bandwidth part (BWP) configuration for a user equipment (UE) device, where the BWP configuration includes an initial BWP for the UE device; and provide the BWP configuration to the UE device using the RF interface.
1 . An apparatus for a next Generation NodeB (gNB), comprising baseband circuitry having:
a radio frequency (RF) interface; and
one or more processors configured to:
generate a bandwidth part (BWP) configuration for a user equipment (UE) device, where the BWP configuration includes an initial BWP for the UE device; and
provide the BWP configuration to the UE device using the RF interface.
2 . The apparatus of claim 1 , wherein the one or more processors are configured to generate a system information block (SIB) including the BWP configuration that includes the initial BWP for the UE device and provide the SIB to the RF interface for transmission to the UE device.
3 . The apparatus of claim 1 , wherein the gNB is of a serving cell and the one or more processors are configured to generate a list of initial BWPs of a neighboring cell and provide the generated list to the UE via the RF interface.
4 . The apparatus of claim 1 , wherein the one or more processors are configured to generate radio resource control (RRC) layer signals for the BWP configuration and to signal the RRC layer signals to the UE device.
5 . The apparatus of claim 4 , wherein the BWP configuration includes downlink and uplink BWP configurations for one or more downlink BWPs and one or more uplink BWPs.
6 . The apparatus of claim 1 , wherein the gNB is an active serving cell if at least one BWP for the gNB and the UE device is active.
7 . The apparatus of claim 1 , wherein the one or more processors are configured to generate a radio resource control (RRC) signals for the BWP configuration for one or more BWPs associated with the UE device and the gNB.
8 . The apparatus of claim 7 , wherein the RRC signals indicate a procedure to add and/or release a BWP from or to the one or more BWPs.
9 . The apparatus of claim 7 , wherein the RRC signals includes activation or deactivation of a BWP of the one or more BWPs.
10 . The apparatus of claim 9 , wherein the activation is timer based.
11 . The apparatus of claim 1 , wherein the one or more processors are configured to generate downlink control information (DCI) having an activation and/or deactivation procedure for one or more BWPs.
12 . The apparatus of claim 1 , wherein the one or more processors are configured to generate a radio resource management (RRM) measurement configuration and provide the RRM measurement configuration to the RF interface for transmission to the UE device.
13 . The apparatus of claim 12 , wherein the one or more processors are configured to receive RRM measurement based on the RRM measurement configuration for a BWP from the UE device using the RF interface.
14 . The apparatus of claim 12 , wherein a synchronization signal (SS) block is in the initial BWP and the SS block is used by the UE device to generate a RRM measurement.
15 . The apparatus of claim 12 , wherein a synchronization signal (SS) block is in an active BWP for the UE device and the location of the SS block is provided in the RRM measurement configuration.
16 . The apparatus of claim 12 , wherein the RRM measurement configuration identifies one BWP of a plurality of configured BWPs for the UE device as having a synchronization signal (SS) block.
17 . An apparatus for a user equipment (UE) device, comprising baseband circuitry having:
a radio frequency (RF) interface configured to receive a radio resource management (RRM) measurement configuration;
one or more processors configured to:
identify a synchronization signal (SS) block of a bandwidth part (BWP) using the RRM measurement configuration;
measure a cell using the RRM measurement configuration to obtain a radio resource management (RRM) measurement; and
provide the RRM measurement to the RF interface.
18 . The apparatus of claim 17 , wherein the RRM measurement is for a serving cell.
19 . The apparatus of claim 17 , wherein the RRM measurement is for a neighboring cell.
20 . The apparatus of claim 17 , wherein the one or more processors are configured to measure the cell using an RRM gap from the RRM measurement configuration.
21 . The apparatus of claim 17 , wherein the synchronization signal (SS) block is in an active BWP.
22 . The apparatus of claim 17 , wherein the synchronization signal (SS) block is not located on an active BWP and communications from a next Generation NodeB (gNB) for the cell are suspended for a duration to obtain the RRM measurement.
23 . The apparatus of claim 17 , wherein the RRM measurement configuration specifies a periodicity for the cell measurement.
24 . The apparatus of claim 17 , wherein the cell is a neighboring cell.
25 . The apparatus of claim 17 , wherein the one or more processors are configured to transition to the BWP based on a radio resource control (RRC) mode, wherein the RRC mode is one of connected with data, connected without data and idle.
26 . The apparatus of claim 17 , wherein the RRM configuration indicates whether a RRM gap is used based on the cell and the BWP.
27 . The apparatus of claim 17 , wherein the SS block for the cell and one or more SS blocks for one or more additional cells are located on the same center frequency and the one or more processors are configured to measure the cell and the one or more additional cells using the same center frequency.
28 . The apparatus of claim 17 , wherein the one or more processors are configured to receive a measurement gap from a network.
29 . One or more computer-readable media having instructions that, when executed, cause a base station to:
generate a bandwidth part (BWP) configuration for a set of BWPs for a user equipment (UE) device;
transmit the BWP configuration to the UE device;
generate a measurement configuration for a BWP of the set of BWPs using the BWP configuration; and
receive a radio resource management (RRM) measurement from the UE device based on the generated measurement configuration.
30 . The computer-readable media of claim 29 , wherein the instructions, when executed, cause the base station to reconfigure the one or more BWPs based on the received measurement.
31 . The computer-readable media of claim 29 , wherein the measurement configuration identifies a synchronization signal (SS) block for the BWP.