IP Library Granted Patent US 11,356,228
Granted Patent B2
US 11,356,228 · App. 16/765,660 · Granted Jun 7, 2022

User terminal and radio communication method

Inventors: Yuki Matsumura (Tokyo, JP); Kazuaki Takeda (Tokyo, JP); Kazuki Takeda (Tokyo, JP); Satoshi Nagata (Tokyo, JP)
Assignee: NTT DOCOMO, INC.
H04L5/0092H04B1/7136H04L5/0098H04W72/0413H04W72/0446
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Quick Facts
Patent No.
US 11,356,228
App. No.
16/765,660
Granted
Jun 7, 2022
Kind
B2
Abstract

A user terminal according to one aspect of the present disclosure includes: a transmission section that transmits an uplink control channel over multiple slots; and a control section that, when changing an active Bandwidth Part (BWP) during the transmission of the uplink control channel, controls the transmission of the uplink control channel after the BWP changing. According to the one aspect of the present disclosure, it is possible to prevent a communication throughput from lowering even when a BWP is switched.

Claims (15)

1. A terminal comprising:

a transmission section that transmits an uplink control channel over multiple slots; and

a control section that, when an active Bandwidth Part (BWP) has changed after a timer expires, performs a control to not transmit the uplink control channel in frequency resources at positions greater than or equal to a first threshold and less than or equal to a second threshold.

2. A radio communication method of a terminal comprising:

transmitting an uplink control channel over multiple slots; and

when an active Bandwidth Part (BWP) has changed after a timer expires, performing a control to not transmit the uplink control channel in frequency resources at positions greater than or equal to a first threshold and less than or equal to a second threshold.

3. A base station comprising:

a receiving section that receives an uplink control channel over multiple slots,

wherein, when an active Bandwidth Part (BWP) has changed after a timer expires, the receiving section does not receive the uplink control channel in frequency resources at positions greater than or equal to a first threshold and less than or equal to a second threshold.

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

the base station comprises:

a receiving section that receives an uplink control channel over multiple slots, and

the terminal comprises:

a transmission section that transmits the uplink control channel over multiple slots; and

a control section that, when an active Bandwidth Part (BWP) has changed after a timer expires, performs a control to not transmit the uplink control channel in frequency resources at positions greater than or equal to a first threshold and less than or equal to a second threshold.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 20, 2020
From: MATSUMURA, YUKI; TAKEDA, KAZUAKI; TAKEDA, KAZUKI; NAGATA, SATOSHI
To: NTT DOCOMO, INC.
Reel/Frame 052716/0144 →
Continuity (1)
Related Publication 20200304274A1 · Sep 24, 2020