IP Library › Granted Patent US 11,489,652
Granted Patent B2
US 11,489,652 · App. 16/644,823 · Granted Nov 1, 2022

User terminal and radio communication method

Inventors: Kazuki Takeda (Tokyo, JP); Satoshi Nagata (Tokyo, JP); Kazuaki Takeda (Tokyo, JP)
Assignee: NTT DOCOMO, INC.
H04L5/0098H04L5/0092H04W72/042H04W72/0453H04W80/02
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Quick Facts
Patent No.
US 11,489,652
App. No.
16/644,823
Granted
Nov 1, 2022
Kind
B2
Abstract

A user terminal according to one aspect of the present disclosure includes a receiving section that receives downlink control information indicating transmission and/or reception of data, and a control section that controls activation and/or deactivation of one or more bandwidth parts (BWPs), based on a field included in the downlink control information. According to one aspect of the present disclosure, it is possible to prevent deterioration in reception quality even when PUCCHs of a plurality of UEs commonly use the same resource block.

Claims (19)

1. A terminal comprising:

a receiver that receives information indicating a bandwidth part (BWP) by radio resource control (RRC) signaling, wherein the BWP is to be activated when a cell is activated by a medium access control (MAC) control element; and

a processor that activates the BWP indicated by the information when the cell is activated by the MAC control element,

wherein the processor determines, by information of an offset included in downlink control information, a time resource to be scheduled, and

wherein the downlink control information includes the information of the offset that can address a BWP switching delay indicated by capability information.

2. The terminal according to claim 1 , wherein the terminal further comprises:

a transmitter that transmits capability information related to a BWP switching delay.

3. A radio communication method for a terminal, comprising:

receiving information indicating a bandwidth part (BWP) by radio resource control (RRC) signaling, wherein the BWP is to be activated when a cell is activated by a medium access control (MAC) control element; and

activating the BWP indicated by the information when the cell is activated by the MAC control element; and

determining, by information of an offset included in downlink control information, a time resource to be scheduled, and

wherein the downlink control information includes the information of the offset that can address a BWP switching delay indicated by capability information.

4. A system comprising a terminal and a base station, wherein

the terminal comprises:

a receiver that receives information indicating a bandwidth part (BWP) by radio resource control (RRC) signaling, wherein the BWP is to be activated when a cell is activated by a medium access control (MAC) control element; and

a processor that activates the BWP indicated by the information when the cell is activated by the MAC control element,

wherein the processor determines, by information of an offset included in downlink control information, a time resource to be scheduled, and the downlink control information includes the information of the offset that can address a BWP switching delay indicated by capability information; and

the base station comprises:

a transmitter that transmits the information to the terminal by the RRC signaling.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 6, 2020
From: TAKEDA, KAZUKI; NAGATA, SATOSHI; TAKEDA, KAZUAKI
To: NTT DOCOMO, INC.
Reel/Frame 052043/0698 →
Continuity (1)
Related Publication 20210075581A1 · Mar 11, 2021
Cited By (1)
US 12,432,038