IN2014CN02194A - - Google Patents

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Publication number
IN2014CN02194A
IN2014CN02194A IN2194CHN2014A IN2014CN02194A IN 2014CN02194 A IN2014CN02194 A IN 2014CN02194A IN 2194CHN2014 A IN2194CHN2014 A IN 2194CHN2014A IN 2014CN02194 A IN2014CN02194 A IN 2014CN02194A
Authority
IN
India
Prior art keywords
signal
generating
auxiliary pilot
amplified signal
amplified
Prior art date
Application number
Other languages
English (en)
Inventor
Peter Gaal
Ravi Palanki
Yongbin Wei
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014CN02194A publication Critical patent/IN2014CN02194A/en

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
    • H04W84/04—Large scale networks; Deep hierarchical networks
    • H04W84/08—Trunked mobile radio systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Relay Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
IN2194CHN2014 2011-10-07 2012-10-01 IN2014CN02194A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/269,354 US8934398B2 (en) 2011-10-07 2011-10-07 System, apparatus, and method for repeater pilot signal generation in wireless communication systems
PCT/US2012/058262 WO2013052406A1 (en) 2011-10-07 2012-10-01 System, apparatus, and method for repeater pilot signal generation in wireless communication systems

Publications (1)

Publication Number Publication Date
IN2014CN02194A true IN2014CN02194A (enrdf_load_stackoverflow) 2015-05-29

Family

ID=47138164

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2194CHN2014 IN2014CN02194A (enrdf_load_stackoverflow) 2011-10-07 2012-10-01

Country Status (7)

Country Link
US (1) US8934398B2 (enrdf_load_stackoverflow)
EP (1) EP2764638A1 (enrdf_load_stackoverflow)
JP (1) JP5937220B2 (enrdf_load_stackoverflow)
KR (1) KR101545930B1 (enrdf_load_stackoverflow)
CN (1) CN104205664B (enrdf_load_stackoverflow)
IN (1) IN2014CN02194A (enrdf_load_stackoverflow)
WO (1) WO2013052406A1 (enrdf_load_stackoverflow)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9917359B2 (en) * 2008-03-05 2018-03-13 Ethertronics, Inc. Repeater with multimode antenna
KR101472100B1 (ko) 2010-12-22 2014-12-11 주식회사 케이티 무선통신 시스템에서 기지국 장비 및 데이터 처리 방법
KR101311512B1 (ko) * 2011-08-09 2013-09-25 주식회사 케이티 상향 링크 신호 처리 방법, 하향 링크 신호 처리 방법 및 이를 수행하는 무선 유닛
KR101289879B1 (ko) 2011-08-16 2013-07-24 주식회사 케이티 디지털 신호 처리 장치, 신호 처리 시스템 및 신호 처리 방법
KR101311523B1 (ko) 2011-10-26 2013-09-25 주식회사 케이티 이종 망 간의 망 부하 분산 방법
KR101311524B1 (ko) 2011-10-27 2013-09-25 주식회사 케이티 이종 망의 경계 주변에 위치하는 단말의 망 천이 방법
KR101262340B1 (ko) 2011-11-30 2013-05-08 주식회사 케이티 시스템 정보 제공 장치 및 그 방법
EP2856662B1 (en) 2012-05-13 2019-08-28 Amir Khandani Wireless transmission with channel state perturbation
CN104813595A (zh) * 2012-11-15 2015-07-29 诺韦尔萨特有限公司 通信收发器中的回波消除
US10177896B2 (en) 2013-05-13 2019-01-08 Amir Keyvan Khandani Methods for training of full-duplex wireless systems
WO2015074230A1 (zh) * 2013-11-21 2015-05-28 华为技术有限公司 一种自干扰信道估计方法及装置
EP3068055B1 (en) * 2013-11-29 2019-05-08 Huawei Technologies Co., Ltd. Method and device for reducing self-interference signal of communication system
WO2015078006A1 (zh) * 2013-11-29 2015-06-04 华为技术有限公司 减少通信系统自干扰信号的方法和装置
US9923705B2 (en) * 2014-10-06 2018-03-20 Parallel Wireless, Inc. Full-duplex mesh networks
WO2016113641A1 (en) 2015-01-14 2016-07-21 Novelsat Ltd. Echo cancellation with transmitter-side pre-filtering
US10367629B2 (en) 2015-01-23 2019-07-30 Lg Electronics Inc. Method for estimating, by device using FDR scheme, non-linear self-interference signal channel
WO2016129821A1 (ko) * 2015-02-13 2016-08-18 엘지전자 주식회사 Fdr 방식을 이용하는 통신 장치가 복수의 단말의 비선형 자기간섭 채널 추정을 지원하기 위한 방법
US9866301B2 (en) 2015-03-27 2018-01-09 Alcatel Lucent Channel estimation techniques for LSAS backhaul and the like
US20180242321A1 (en) * 2015-08-13 2018-08-23 Ntt Docomo, Inc. User terminal, radio base station, radio communication method and radio communication system
US10778295B2 (en) 2016-05-02 2020-09-15 Amir Keyvan Khandani Instantaneous beamforming exploiting user physical signatures
WO2018111534A1 (en) * 2016-12-16 2018-06-21 Commscope Technologies Llc Method and apparatus for operating co-located transceivers on the same frequency band
US10367631B2 (en) * 2017-01-17 2019-07-30 Cisco Technology, Inc. Front end for full duplex cable modem
KR102474917B1 (ko) * 2017-03-07 2022-12-06 인디언 인스티튜트 오브 테크놀로지 마드라스 무선 통신 시스템 내 노드에 의한 자기-간섭 소거 방법 및 시스템
US10700766B2 (en) 2017-04-19 2020-06-30 Amir Keyvan Khandani Noise cancelling amplify-and-forward (in-band) relay with self-interference cancellation
US10469298B2 (en) * 2017-05-12 2019-11-05 Qualcomm Incorporated Increasing reference signal density in wireless communications
US11212089B2 (en) 2017-10-04 2021-12-28 Amir Keyvan Khandani Methods for secure data storage
US11012144B2 (en) 2018-01-16 2021-05-18 Amir Keyvan Khandani System and methods for in-band relaying
CN108200198A (zh) * 2018-02-05 2018-06-22 四川灵通电讯有限公司 物联网通信用中继设备及其应用方法
US10879995B2 (en) 2018-04-10 2020-12-29 Wilson Electronics, Llc Feedback cancellation on multiband booster
CA3058046A1 (en) * 2018-10-09 2020-04-09 Wilson Electronics, Llc Booster gain adjustment based on user equipment (ue) needed
US11690090B2 (en) 2019-05-21 2023-06-27 Massachusetts Institute Of Technology Mitigation of communication signal interference using adaptive transmit power
US11265075B2 (en) 2019-06-07 2022-03-01 Cellphone-Mate, Inc. Radio frequency signal boosters serving as outdoor infrastructure in high frequency cellular networks
US11979218B1 (en) * 2020-01-28 2024-05-07 Cellphone-Mate, Inc. Radio frequency signal boosters serving as outdoor infrastructure in high frequency cellular networks
CN113114327B (zh) * 2021-03-19 2022-12-02 中国联合网络通信集团有限公司 一种信号中继方法、信号识别方法、装置及设备
US11876573B2 (en) * 2021-07-23 2024-01-16 Qualcomm Incorporated Repeater communication system with sub-band power measurement capability
US12301489B2 (en) * 2021-09-22 2025-05-13 Qualcomm Incorporated Managing wireless communications for leaky-wave antennas

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000134143A (ja) * 1998-10-23 2000-05-12 Fujitsu Ltd 時分割多元接続−時分割双方向伝送方式を利用した無線中継システム
US7573807B1 (en) * 1999-09-17 2009-08-11 Alcatel-Lucent Usa Inc. Method and apparatus for performing differential modulation over frequency in an orthogonal frequency division multiplexing (OFDM) communication system
US6385435B1 (en) 2000-04-20 2002-05-07 Jhong Sam Lee Coupled interference concellation system for wideband repeaters in a cellular system
US6745018B1 (en) 2000-09-29 2004-06-01 Intel Corporation Active cancellation of a wireless coupled transmit signal
JP2002280928A (ja) * 2001-01-23 2002-09-27 Texas Instruments Inc 拡散係数推定システム及び方法
WO2002089373A1 (en) * 2001-04-13 2002-11-07 Passover Inc. Third generation (3g) mobile service over catv network
DE60236148D1 (de) 2001-04-24 2010-06-10 Qualcomm Inc Verfahren und vorrichtung zur abschätzung des standortes eines terminals auf der basis von identifikationskoden für übertragungsquellen
US6735264B2 (en) * 2001-08-31 2004-05-11 Rainmaker Technologies, Inc. Compensation for non-linear distortion in a modem receiver
US7355993B2 (en) * 2002-06-27 2008-04-08 Adkins Keith L Method and apparatus for forward link gain control in a power controlled repeater
US7280467B2 (en) * 2003-01-07 2007-10-09 Qualcomm Incorporated Pilot transmission schemes for wireless multi-carrier communication systems
US7873315B2 (en) 2007-03-30 2011-01-18 Alcatel-Lucent Usa Inc. Repeater for providing coverage within a wireless communications network and methods thereof
KR100953117B1 (ko) 2007-11-05 2010-04-19 주식회사 쏠리테크 와이브로 중계기에서의 피드백 채널 간섭제거장치 및 그방법, 이를 구비한 중계기
US8923249B2 (en) * 2008-03-26 2014-12-30 Qualcomm Incorporated Method and apparatus for scrambling sequence generation in a communication system
CN101252714B (zh) * 2008-03-27 2011-04-06 桂林市思奇通信设备有限公司 基站载波分配器及其所组的通讯网络
US8073385B2 (en) * 2008-05-20 2011-12-06 Powerwave Technologies, Inc. Adaptive echo cancellation for an on-frequency RF repeater with digital sub-band filtering
JP5539362B2 (ja) * 2008-09-22 2014-07-02 ノーテル・ネットワークス・リミテッド Ｐｕｃｃｈの空間符号送信ダイバーシチ方法及びシステム
US8224242B2 (en) * 2008-10-23 2012-07-17 Lg-Ericsson Co., Ltd. Apparatus and method for removing self-interference and relay system for the same
US8135339B2 (en) * 2008-12-31 2012-03-13 Andrew Llc System and method for feedback cancellation in repeaters
US8611227B2 (en) 2009-05-11 2013-12-17 Qualcomm Incorporated Channel estimate pruning in presence of large signal dynamics in an interference cancellation repeater
US8385818B2 (en) 2009-05-11 2013-02-26 Qualcomm Incorporated Delay control to improve frequency domain channel estimation in an echo cancellation repeater
US9203584B2 (en) * 2009-11-02 2015-12-01 Qualcomm Incorporated TDM-FDM relay backhaul channel for LTE advanced
KR101733489B1 (ko) * 2010-01-17 2017-05-24 엘지전자 주식회사 무선 통신 시스템에서 제어 정보의 전송 방법 및 장치
KR101753586B1 (ko) * 2010-02-03 2017-07-04 엘지전자 주식회사 무선 통신 시스템에서 제어 정보의 전송 방법 및 장치
JP5501034B2 (ja) * 2010-03-01 2014-05-21 シャープ株式会社 通信システム、送信装置、受信装置

Also Published As

Publication number Publication date
CN104205664B (zh) 2017-09-12
US20130089021A1 (en) 2013-04-11
US8934398B2 (en) 2015-01-13
JP2014532365A (ja) 2014-12-04
KR20140085500A (ko) 2014-07-07
JP5937220B2 (ja) 2016-06-22
CN104205664A (zh) 2014-12-10
WO2013052406A1 (en) 2013-04-11
KR101545930B1 (ko) 2015-08-20
EP2764638A1 (en) 2014-08-13

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