CN110506412A - 星座图旋转方法及装置 - Google Patents

星座图旋转方法及装置 Download PDF

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Publication number
CN110506412A
CN110506412A CN201880024261.3A CN201880024261A CN110506412A CN 110506412 A CN110506412 A CN 110506412A CN 201880024261 A CN201880024261 A CN 201880024261A CN 110506412 A CN110506412 A CN 110506412A
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China
Prior art keywords
rotation angle
constellation
received signal
base station
determining
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CN201880024261.3A
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English (en)
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CN110506412B (zh
Inventor
叶能
李详明
陈晓航
侯晓林
赵群
蒋惠玲
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NTT Docomo Inc
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NTT Docomo Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3405—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power
    • H04L27/3444—Modifications of the signal space to increase the efficiency of transmission, e.g. reduction of the bit error rate, bandwidth, or average power by applying a certain rotation to regular constellations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/20—Modulator circuits; Transmitter circuits
    • H04L27/2032—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner
    • H04L27/2053—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases
    • H04L27/206—Modulator circuits; Transmitter circuits for discrete phase modulation, e.g. in which the phase of the carrier is modulated in a nominally instantaneous manner using more than one carrier, e.g. carriers with different phases using a pair of orthogonal carriers, e.g. quadrature carriers
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0037—Inter-user or inter-terminal allocation
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/08—Access point devices

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

Abstract

本申请提供了一种星座图旋转方法，包括：根据一个或多个用户设备(UE)的信道系数、噪声信息和/或干扰信息确定接收信号的统计特征；根据所确定的接收信号的统计特征确定各个UE的星座图旋转角度；以及在完成针对各个UE待传输的符号至天线阵的映射后，分别根据各个UE的星座图旋转角度对各个UE的星座图进行旋转。本申请还提供了星座图旋转角度确定方法以及与上述方法对应的装置。

Description

PCT国内申请，说明书已公开。

Claims (30)

  1. PCT国内申请，权利要求书已公开。
CN201880024261.3A 2017-04-27 2018-03-20 星座图旋转方法及装置 Active CN110506412B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201710286473.6A CN108809884A (zh) 2017-04-27 2017-04-27 星座图旋转方法及装置
CN2017102864736 2017-04-27
PCT/CN2018/079538 WO2018196505A1 (zh) 2017-04-27 2018-03-20 星座图旋转方法及装置

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CN110506412A true CN110506412A (zh) 2019-11-26
CN110506412B CN110506412B (zh) 2022-05-17

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CN201880024261.3A Active CN110506412B (zh) 2017-04-27 2018-03-20 星座图旋转方法及装置

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US (1) US11362879B2 (zh)
CN (2) CN108809884A (zh)
WO (1) WO2018196505A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112532555A (zh) * 2021-02-18 2021-03-19 中国人民解放军国防科技大学 一种基于码本映射及星座扩展的星座旋转加密方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW202310595A (zh) * 2019-01-09 2023-03-01 美商Ｉｄａｃ控股公司 可靠多傳輸系統方法及裝置
CN114073029B (zh) * 2019-07-03 2023-11-24 Lg电子株式会社 1比特量化系统中的发送和接收方法及其设备
CN113438746B (zh) * 2021-08-27 2021-11-16 香港中文大学（深圳） 一种基于能量调制的大规模随机接入方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101136731A (zh) * 2007-08-09 2008-03-05 复旦大学 一种利用连续传输参数信令消除相位噪声的方法
CN102546114A (zh) * 2012-02-09 2012-07-04 北京邮电大学 无线中继系统的符号级网络编码方法
CN102833043A (zh) * 2012-08-25 2012-12-19 华南理工大学 空分复用多天线系统基于旋转星座图的编解码方法
US8811539B2 (en) * 2012-06-26 2014-08-19 Siano Mobile Silicon Ltd. Demapper for rotated QAM constellations
US20150098531A1 (en) * 2012-04-17 2015-04-09 Huawei Technologies Co., Ltd. Signal demodulation method and device
CN106302299A (zh) * 2015-05-20 2017-01-04 中兴通讯股份有限公司 一种多用户接入方法及装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102351268B1 (ko) * 2015-01-16 2022-01-14 삼성전자 주식회사 빔포밍 방법 및 그 장치
US20180083666A1 (en) * 2016-09-21 2018-03-22 Huawei Technologies Co., Ltd. Methods for multiple access transmission

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101136731A (zh) * 2007-08-09 2008-03-05 复旦大学 一种利用连续传输参数信令消除相位噪声的方法
CN102546114A (zh) * 2012-02-09 2012-07-04 北京邮电大学 无线中继系统的符号级网络编码方法
US20150098531A1 (en) * 2012-04-17 2015-04-09 Huawei Technologies Co., Ltd. Signal demodulation method and device
US8811539B2 (en) * 2012-06-26 2014-08-19 Siano Mobile Silicon Ltd. Demapper for rotated QAM constellations
CN102833043A (zh) * 2012-08-25 2012-12-19 华南理工大学 空分复用多天线系统基于旋转星座图的编解码方法
CN106302299A (zh) * 2015-05-20 2017-01-04 中兴通讯股份有限公司 一种多用户接入方法及装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112532555A (zh) * 2021-02-18 2021-03-19 中国人民解放军国防科技大学 一种基于码本映射及星座扩展的星座旋转加密方法

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US20200195488A1 (en) 2020-06-18
WO2018196505A1 (zh) 2018-11-01
CN110506412B (zh) 2022-05-17
CN108809884A (zh) 2018-11-13
US11362879B2 (en) 2022-06-14

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