IN2014MN00025A - - Google Patents

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Publication number
IN2014MN00025A
IN2014MN00025A IN25MUN2014A IN2014MN00025A IN 2014MN00025 A IN2014MN00025 A IN 2014MN00025A IN 25MUN2014 A IN25MUN2014 A IN 25MUN2014A IN 2014MN00025 A IN2014MN00025 A IN 2014MN00025A
Authority
IN
India
Prior art keywords
channel properties
pilot signals
subcarrier
received
multicarrier
Prior art date
Application number
Other languages
English (en)
Inventor
Xuqiang Shen
Xiaojian Dong
Original Assignee
Spreadtrum Comm Shanghai Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Spreadtrum Comm Shanghai Co filed Critical Spreadtrum Comm Shanghai Co
Publication of IN2014MN00025A publication Critical patent/IN2014MN00025A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/206—Arrangements for detecting or preventing errors in the information received using signal quality detector for modulated signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
    • H04L25/03866—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using scrambling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/318—Received signal strength
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/336—Signal-to-interference ratio [SIR] or carrier-to-interference ratio [CIR]
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
IN25MUN2014 2011-12-21 2012-12-19 IN2014MN00025A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110433739.8A CN102420796B (zh) 2011-12-21 2011-12-21 通信终端及其噪声估计方法和装置
PCT/CN2012/086926 WO2013091541A1 (en) 2011-12-21 2012-12-19 Methods and apparatus for noise estimation of communication terminals

Publications (1)

Publication Number Publication Date
IN2014MN00025A true IN2014MN00025A (enrdf_load_stackoverflow) 2015-06-12

Family

ID=45945034

Family Applications (1)

Application Number Title Priority Date Filing Date
IN25MUN2014 IN2014MN00025A (enrdf_load_stackoverflow) 2011-12-21 2012-12-19

Country Status (5)

Country Link
US (1) US9071475B2 (enrdf_load_stackoverflow)
EP (1) EP2608472B1 (enrdf_load_stackoverflow)
CN (1) CN102420796B (enrdf_load_stackoverflow)
IN (1) IN2014MN00025A (enrdf_load_stackoverflow)
WO (1) WO2013091541A1 (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102420796B (zh) 2011-12-21 2014-07-02 展讯通信（上海）有限公司 通信终端及其噪声估计方法和装置
WO2015027400A1 (zh) * 2013-08-27 2015-03-05 华为终端有限公司 一种机器类型通信下行数据的传输方法及基站、用户设备
EP3100366B1 (en) * 2014-01-29 2019-08-21 LG Electronics Inc. Feedback reporting method for massive antenna array based beamforming in wireless communication system, and apparatus therefor
WO2015180146A1 (zh) * 2014-05-30 2015-12-03 华为技术有限公司 一种小区噪声估计方法、系统及相关设备
CN106160921B (zh) * 2015-04-01 2020-01-31 普天信息技术有限公司 实现高铁通信系统中信道状态信息的传输方法及装置
JP6358993B2 (ja) 2015-09-11 2018-07-18 三菱重工業株式会社 風力発電装置および風力発電装置の併入方法
JP6351557B2 (ja) 2015-09-11 2018-07-04 三菱重工業株式会社 荷重計測装置の較正方法、風車翼の荷重計測システム及び風車
CN105897630B (zh) * 2016-04-05 2019-01-25 北京瀚诺半导体科技有限公司 一种ofdm通信系统中的脉冲噪声检测方法
CN107347194B (zh) * 2016-05-04 2020-05-08 大唐移动通信设备有限公司 一种上行底噪处理方法和系统
CN106685865B (zh) * 2017-03-09 2019-12-20 北京万瑞天融信息技术有限公司 窄带无线接收机的基带接收方法及装置
GB201800554D0 (en) 2018-01-12 2018-02-28 Nordic Semiconductor Asa OFDM signal and noise estimation
CN108881082B (zh) * 2018-06-26 2019-09-24 中国人民解放军国防科技大学 信噪比确定方法及装置、信道均衡方法及装置
US11432189B2 (en) * 2019-05-16 2022-08-30 Marvell Asia Pte, Ltd. Methods and apparatus for distributed baseband signal processing for fifth generation (5G) new radio downlink signals
CN112491445B (zh) * 2019-09-12 2022-09-20 北京东土科技股份有限公司 一种工业控制总线信噪比计算方法
CN114449526B (zh) * 2020-11-05 2024-11-22 辰芯科技有限公司 抗干扰处理方法及接收机
CN115395971B (zh) * 2021-05-25 2023-11-24 大唐移动通信设备有限公司 干扰噪声功率的确定方法、装置、电子设备及存储介质
CN114257256B (zh) * 2021-12-15 2023-08-15 哲库科技(北京)有限公司 噪声估计方法、装置、设备和可读存储介质
CN114553645B (zh) * 2022-03-16 2023-01-24 电子科技大学 一种减小正交频分复用系统载波间干扰的方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6717976B1 (en) * 1998-12-21 2004-04-06 Nortel Networks Ltd. Method and apparatus for signal to noise power ratio estimation in a multi sub-channel CDMA receiver
JP4571997B2 (ja) * 2006-07-25 2010-10-27 富士通株式会社 マルチキャリア通信システムにおける干渉雑音推定方法及び受信処理方法並びに干渉雑音推定装置及び受信機
CN100596130C (zh) * 2006-09-06 2010-03-24 华为技术有限公司 一种载波干扰噪声比的测量方法及装置
CN101155156B (zh) * 2006-09-25 2011-06-08 华为技术有限公司 信道估计方法与装置以及生成导频序列的方法与装置
KR20080048660A (ko) * 2006-11-29 2008-06-03 삼성전자주식회사 통신 시스템에서 잡음 추정 장치 및 방법
JP2009065403A (ja) * 2007-09-06 2009-03-26 Nec Corp 無線通信における受信品質推定方法および装置
KR101414760B1 (ko) * 2008-02-26 2014-07-16 인터디지탈 테크날러지 코포레이션 신호 대 간섭 비를 추정하는 방법 및 장치
US8429475B2 (en) * 2009-02-27 2013-04-23 Research In Motion Limited State dependent advanced receiver processing in a wireless mobile device
TW201038024A (en) * 2009-04-13 2010-10-16 Univ Nat Chiao Tung Channel estimation method of multi-carrier system
WO2011088501A1 (en) 2010-01-19 2011-07-28 National Ict Australia Limited Estimation of signal to noise ratio in receivers
WO2011148779A1 (ja) * 2010-05-28 2011-12-01 日本電気株式会社 受信機および信号対雑音比の推定方法
CN102420796B (zh) 2011-12-21 2014-07-02 展讯通信（上海）有限公司 通信终端及其噪声估计方法和装置

Also Published As

Publication number Publication date
EP2608472A1 (en) 2013-06-26
US20140307641A1 (en) 2014-10-16
US9071475B2 (en) 2015-06-30
CN102420796A (zh) 2012-04-18
EP2608472B1 (en) 2017-05-03
WO2013091541A1 (en) 2013-06-27
CN102420796B (zh) 2014-07-02

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