CN112236965A - 通信方法和设备 - Google Patents

通信方法和设备 Download PDF

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Publication number
CN112236965A
CN112236965A CN201980011432.3A CN201980011432A CN112236965A CN 112236965 A CN112236965 A CN 112236965A CN 201980011432 A CN201980011432 A CN 201980011432A CN 112236965 A CN112236965 A CN 112236965A
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China
Prior art keywords
codebook
domain dft
basis vectors
terminal device
priority
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CN201980011432.3A
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CN112236965B (zh
Inventor
黄莹沛
陈文洪
史志华
方昀
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Publication of CN112236965A publication Critical patent/CN112236965A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • H04B7/048—Special codebook structures directed to feedback optimisation using three or more PMIs
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

本申请实施例涉及一种通信方法和设备，该方法包括：所述方法包括：终端设备丢弃第一码本的部分参数；所述终端设备向网络设备上报信道状态信息CSI，其中，所述CSI包括所述终端设备丢弃所述部分参数后上报的所述第一码本的参数。本申请实施的通信方法和设备，可以在用于终端设备上报CSI的上行资源不够时减小资源开销，从而高效地实现CSI的上报。

Description

PCT国内申请，说明书已公开。

Claims (91)

  1. PCT国内申请，权利要求书已公开。
CN201980011432.3A 2019-04-30 2019-04-30 通信方法、设备、装置和计算机可读存储介质 Active CN112236965B (zh)

Applications Claiming Priority (1)

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PCT/CN2019/085348 WO2020220333A1 (zh) 2019-04-30 2019-04-30 通信方法和设备

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CN112236965A true CN112236965A (zh) 2021-01-15
CN112236965B CN112236965B (zh) 2023-06-02

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CN (1) CN112236965B (zh)
WO (1) WO2020220333A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
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WO2022257042A1 (zh) * 2021-06-09 2022-12-15 Oppo广东移动通信有限公司 码本上报的方法、终端设备和网络设备

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115333587B (zh) * 2021-05-10 2024-03-19 北京紫光展锐通信技术有限公司 类型ⅱ端口选择码本的反馈、接收方法及装置

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US20120039252A1 (en) * 2010-08-16 2012-02-16 Qualcomm Incorporated Channel state information feedback for carrier aggregation
WO2018027813A1 (zh) * 2016-08-11 2018-02-15 华为技术有限公司 一种反馈参数上报方法和装置
WO2018226581A1 (en) * 2017-06-06 2018-12-13 Intel Corporation Codebook subset restriction for csi
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CN109644119A (zh) * 2018-05-08 2019-04-16 Oppo广东移动通信有限公司 无线通信的方法、终端设备和网络设备

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US10200103B2 (en) * 2016-11-23 2019-02-05 Samsung Electronics Co., Ltd. Method and apparatus to enable multi-resolution CSI reporting in advanced wireless communication systems
CN109150267B (zh) * 2017-06-16 2023-12-08 华为技术有限公司 一种信道状态信息发送、接收方法及设备
CN109391407B (zh) * 2017-08-10 2020-06-23 电信科学技术研究院 一种信道状态信息csi反馈方法和资源分配方法及设备
US10659117B2 (en) * 2017-09-22 2020-05-19 Qualcomm Incorporated Codebook restriction and sub-sampling for channel state information reporting

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120039252A1 (en) * 2010-08-16 2012-02-16 Qualcomm Incorporated Channel state information feedback for carrier aggregation
WO2018027813A1 (zh) * 2016-08-11 2018-02-15 华为技术有限公司 一种反馈参数上报方法和装置
WO2018226581A1 (en) * 2017-06-06 2018-12-13 Intel Corporation Codebook subset restriction for csi
CN109600210A (zh) * 2017-09-30 2019-04-09 华为技术有限公司 数据传输方法、终端设备以及网络设备
CN109644119A (zh) * 2018-05-08 2019-04-16 Oppo广东移动通信有限公司 无线通信的方法、终端设备和网络设备

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
""R1-1609194_feedback mechanism"", 《3GPP TSG_RAN\WG1_RL1》 *
""R1-1803278 Remaining Issue on Type II CSI Omission_v01"", 《3GPP TSG_RAN\WG1_RL1》 *
""tdoc_list_meeting_ran1#97"", 《3GPP TSG_RAN\WG1_RL1》 *
HUAWEI等: "R1-1708137 "Discussion on reciprocity based CSI acquisition mechanism"", 《3GPP TSG_RAN\WG1_RL1》 *
VIVO: ""R1-1717471_Discussion on CSI reporting"", 《3GPP TSG_RAN\WG1_RL1》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022257042A1 (zh) * 2021-06-09 2022-12-15 Oppo广东移动通信有限公司 码本上报的方法、终端设备和网络设备

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CN112236965B (zh) 2023-06-02
WO2020220333A1 (zh) 2020-11-05

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