Title:
METHOD AND APPARATUS FOR DETERMINING ENHANCED DYNAMIC HARQ-ACK CODEBOOK
Document Type and Number:
WIPO Patent Application WO/2021/097656
Kind Code:
A1
Abstract:
The subject disclosure relates to a method and apparatus for determining an enhanced dynamic HARQ-ACK codebook. One embodiment of the subject disclosure provides a method including: receiving first Downlink Control Information (DCI) scheduling a first Physical Downlink Shared Channel (PDSCH); determining an index of a first PDSCH group and whether new Hybrid Automatic Repeat reQuest Acknowledgement (HARQ-ACK) feedback is requested for the first PDSCH group, wherein the first PDSCH group includes at least the first PDSCH; and transmitting a first HARQ-ACK codebook for the first PDSCH group, wherein the first HARQ-ACK codebook comprises HARQ-ACK feedback for each PDSCH of the first PDSCH group.
Inventors:
LEI HAIPENG (CN)
ZHANG YU (CN)
ZHANG YU (CN)
Application Number:
PCT/CN2019/119415
Publication Date:
May 27, 2021
Filing Date:
November 19, 2019
Export Citation:
Assignee:
LENOVO BEIJING LTD (CN)
International Classes:
H04L5/00
Domestic Patent References:
| WO2019213957A1 | 2019-11-14 | |||
| WO2019144833A1 | 2019-08-01 | |||
| WO2019192715A1 | 2019-10-10 |
Other References:
MEDIATEK INC.: "Enhancements to HARQ for NR-U operation", 3GPP DRAFT; R1-1904484_ENHANCEMENTS TO HARQ FOR NR-U OPERATION_FINAL, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Xi’an, China; 20190408 - 20190412, 30 March 2019 (2019-03-30), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP051691543
SAMSUNG: "HARQ enhancements for NR-U", 3GPP DRAFT; R1-1908467, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Prague, CZ; 20190826 - 20190830, 16 August 2019 (2019-08-16), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, pages 1 - 8, XP051765076
MEDIATEK INC.: "Enhancements to HARQ for NR-U operation", 3GPP DRAFT; R1-1904484, 30 March 2019 (2019-03-30)
SAMSUNG: "HARQ enhancements for NR-U", 3GPP DRAFT; R1-19008467, 16 August 2019 (2019-08-16)
See also references of EP 4062573A4
SAMSUNG: "HARQ enhancements for NR-U", 3GPP DRAFT; R1-1908467, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. Prague, CZ; 20190826 - 20190830, 16 August 2019 (2019-08-16), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, pages 1 - 8, XP051765076
MEDIATEK INC.: "Enhancements to HARQ for NR-U operation", 3GPP DRAFT; R1-1904484, 30 March 2019 (2019-03-30)
SAMSUNG: "HARQ enhancements for NR-U", 3GPP DRAFT; R1-19008467, 16 August 2019 (2019-08-16)
See also references of EP 4062573A4
Attorney, Agent or Firm:
LEE AND LI - LEAVEN IPR AGENCY LTD. (CN)
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