IP Library Granted Patent US 12,069,639
Granted Patent B2
US 12,069,639 · App. 17/720,831 · Granted Aug 20, 2024

Control of scheduling duty cycle

Inventors: Wooseok Nam (San Diego, CA); Jing Sun (San Diego, CA); Tao Luo (San Diego, CA); Xiaoxia Zhang (San Diego, CA); Srinivas Yerramalli (San Diego, CA); Arumugam Chendamarai Kannan (San Diego, CA); Sony Akkarakaran (Poway, CA); Sungwoo Park (Seoul, KR)
Assignee: QUALCOMM Incorporated
H04W72/12H04W24/10
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Quick Facts
Patent No.
US 12,069,639
App. No.
17/720,831
Granted
Aug 20, 2024
Kind
B2
Abstract

Wireless communications systems and methods related to communicating in a communication medium are provided. A base station (BS) receives from a user equipment (UE), feedback information of the UE. The BS determines a schedule for the UE. The schedule includes a scheduling duty cycle based on the feedback information of the UE. The BS communicates with the UE, a communication signal based on the schedule.

Claims (35)

1. A method of wireless communication, comprising:

receiving, by a base station (BS) from a user equipment (UE), information of the UE, the information indicating a UE capability for monitoring and/or decoding downlink control information (DCI) on a physical downlink control channel (PDCCH);

determining, by the BS, a scheduling duty cycle based on the information of the UE, wherein the scheduling duty cycle comprises:

a scheduling period for the UE to monitor the PDCCH; and

a break period;

transmitting, via DCI, an indication of the scheduling duty cycle; and

communicating, by the BS with the UE, based on the scheduling duty cycle indicated via the DCI.

2. The method of claim 1 , wherein receiving the information includes receiving a UE capability report.

3. The method of claim 1 , wherein receiving the information includes receiving UE assistance information (UAI) specifying preference information of the UE.

4. The method of claim 1 , wherein receiving the information includes receiving a direct indication of the information from the UE.

5. The method of claim 4 , wherein the direct indication includes a maximum value or range of one or more scheduling parameters, a maximum duty cycle, or a transmission parameter related to an instantaneous rate associated with the scheduling duty cycle.

6. The method of claim 5 , wherein the transmission parameter includes a modulation coding scheme (MCS), a rank indicator (RI), a number of allocated resource blocks (RBs), or a number of allocated symbols.

7. The method of claim 1 , wherein receiving the information includes receiving an indirect indication of the information from the UE.

8. The method of claim 7 , wherein the indirect indication includes a buffer size, a processing time of one or more functional blocks, or a relationship among indicated parameters to derive the scheduling duty cycle.

9. An apparatus comprising:

a transceiver configured to:

receive, from a user equipment (UE), information of the UE, the information indicating a UE capability for monitoring and/or decoding downlink control information (DCI) on a physical downlink control channel PDCCH);

transmit, to the UE, an indication of a scheduling duty cycle via a DCI on the PDCCH; and

communicate with the UE, a communication signal based on the scheduling duty cycle; and

a processor configured to:

determine the scheduling duty cycle for the UE, wherein the scheduling duty cycle is based on the information of the UE, wherein the scheduling duty cycle comprises:

a scheduling period for the UE to monitor the PDCCH; and

a break period.

10. The apparatus of claim 9 , wherein the information includes a UE capability report.

11. The apparatus of claim 9 , wherein the information includes UE assistance information (UAI) specifying preference information of the UE.

12. The apparatus of claim 9 , wherein the processor is configured to reconfigure a physical downlink control channel (PDCCH) monitoring periodicity, a number of aggregated slots, bandwidth (BW) of BW parts (BWP), a time-domain resource allocation (TDRA) table, or a discontinuous reception (DRX) configuration.

13. The apparatus of claim 9 , wherein the processor limits a maximum length of a contiguous DL and UL scheduling duty cycle for the UE .

14. The apparatus of claim 9 , wherein the processor applies a limitation in a maximum instantaneous rate to the scheduling duty cycle, wherein the limitation is based one at least of modulation coding scheme (MCS), a rank indicator (RI), a number of allocated resource blocks (RBs), or a number of allocated symbols.

15. A non-transitory computer-readable medium having program code recorded thereon, the program code comprising:

code for causing a base station (BS) to receive from a user equipment (UE), information of the UE, the information indicating a UE capability for monitoring and/or decoding downlink control information (DCI) on a physical downlink control channel PDCCH);

code for causing the BS to determine a schedule for the UE, the schedule including a scheduling duty cycle based on the information of the UE, wherein the scheduling duty cycle comprises:

a scheduling period for the UE to monitor the PDCCH; and

a break period;

code for causing the BS to transmit, to the UE, an indication of the scheduling duty cycle via DCI; and

code for causing the BS to communicate with the UE, a communication signal based on the schedule.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 14, 2022
From: NAM, WOOSEOK; SUN, JING; LUO, TAO; ZHANG, XIAOXIA; YERRAMALLI, SRINIVAS; CHENDAMARAI KANNAN, ARUMUGAM; AKKARAKARAN, SONY; PARK, SUNGWOO
To: QUALCOMM INCORPORATED
Reel/Frame 059716/0054 →
Continuity (3)
Division 16910009 · Jun 23, 2020
Provisional Application 62866531 · Jun 25, 2019
Related Publication 20220240271A1 · Jul 28, 2022
Cited By (1)
US 12,432,663