KR101951530B1 - 풀 듀플렉스 통신을 위한 장치 및 방법들 - Google Patents

풀 듀플렉스 통신을 위한 장치 및 방법들 Download PDF

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Publication number
KR101951530B1
KR101951530B1 KR1020167023328A KR20167023328A KR101951530B1 KR 101951530 B1 KR101951530 B1 KR 101951530B1 KR 1020167023328 A KR1020167023328 A KR 1020167023328A KR 20167023328 A KR20167023328 A KR 20167023328A KR 101951530 B1 KR101951530 B1 KR 101951530B1
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South Korea
Prior art keywords
echo cancellation
wireless communication
metric
communication device
reference signals
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KR1020167023328A
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English (en)
Korean (ko)
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KR20160124778A (ko
Inventor
사멜 셀레비
루카 블레센트
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퀄컴 인코포레이티드
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    • 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
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1438—Negotiation of transmission parameters prior to communication
    • 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
    • H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1461—Suppression of signals in the return path, i.e. bidirectional control circuits
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/16—Half-duplex systems; Simplex/duplex switching; Transmission of break signals non-automatically inverting the direction of transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/18—TPC being performed according to specific parameters
    • H04W52/24—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters
    • H04W52/241—TPC being performed according to specific parameters using SIR [Signal to Interference Ratio] or other wireless path parameters taking into account channel quality metrics, e.g. SIR, SNR, CIR or Eb/lo
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. Transmission Power Control [TPC] or power classes
    • H04W52/04—Transmission power control [TPC]
    • H04W52/30—Transmission power control [TPC] using constraints in the total amount of available transmission power
    • H04W52/36—Transmission power control [TPC] using constraints in the total amount of available transmission power with a discrete range or set of values, e.g. step size, ramping or offsets
    • 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
    • H04W88/02—Terminal devices

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020167023328A 2014-02-21 2015-02-12 풀 듀플렉스 통신을 위한 장치 및 방법들 Expired - Fee Related KR101951530B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/187,053 US9313012B2 (en) 2014-02-21 2014-02-21 Apparatus and methods for full duplex communication
US14/187,053 2014-02-21
PCT/US2015/015526 WO2015126708A1 (en) 2014-02-21 2015-02-12 Apparatus and methods for full duplex communication

Publications (2)

Publication Number Publication Date
KR20160124778A KR20160124778A (ko) 2016-10-28
KR101951530B1 true KR101951530B1 (ko) 2019-02-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020167023328A Expired - Fee Related KR101951530B1 (ko) 2014-02-21 2015-02-12 풀 듀플렉스 통신을 위한 장치 및 방법들

Country Status (6)

Country Link
US (1) US9313012B2 (enExample)
EP (1) EP3105877B1 (enExample)
JP (1) JP6469714B2 (enExample)
KR (1) KR101951530B1 (enExample)
CN (1) CN106031075B (enExample)
WO (1) WO2015126708A1 (enExample)

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US11122512B2 (en) * 2018-12-21 2021-09-14 Qualcomm Incorporated Modem-based form factor sensor

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US9503249B2 (en) * 2014-07-18 2016-11-22 Intel IP Corporation Full duplex wireless communications on devices with limited echo cancellation capabilities
US9929852B2 (en) 2015-08-04 2018-03-27 Futurewei Technologies, Inc. System and method for full duplex link adaptation in a full duplex communications system
EP3349407B1 (en) * 2015-09-07 2020-08-05 LG Electronics Inc. Method for cancelling self-interference by apparatus that uses fdr scheme
US10218487B2 (en) * 2015-12-21 2019-02-26 Intel Corporation Radio configuration optimization for full-duplex communications
KR102369812B1 (ko) 2017-12-21 2022-03-04 한국전자통신연구원 대역내 전이중 송수신 방법 및 장치
WO2019139195A1 (ko) * 2018-01-15 2019-07-18 엘지전자 주식회사 분산 안테나 구조의 통신 장치가 자기간섭 제거를 수행하는 방법
KR102850435B1 (ko) 2019-04-17 2025-08-26 삼성전자 주식회사 무선 통신 시스템에서 전이중동작을 지원하기 위한 방법 및 장치
CN113746494B (zh) * 2020-05-15 2022-10-18 华为技术有限公司 一种回波抵消方法及收发机
US20220110068A1 (en) * 2020-10-06 2022-04-07 Qualcomm Incorporated Power control in full duplex systems based on pl-rs for self-interference measurement
US12289692B2 (en) * 2021-05-11 2025-04-29 Mediatek Inc. Method for improving transmission power management with compliance to regulations of radiofrequency exposure
US11949633B2 (en) * 2022-01-26 2024-04-02 Qualcomm Incorporated User equipment full duplex capability reporting as a function of transmission power
JP2023139533A (ja) * 2022-03-22 2023-10-04 株式会社Ｎｔｔドコモ 通信装置、基地局、端末、及び通信方法

Citations (2)

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US20110195704A1 (en) 2010-02-09 2011-08-11 Choi Hyun Ho Communication system of performing uplink communication and downlink communication using overlapping radio resource
US20120263078A1 (en) 2011-03-31 2012-10-18 Chien-Cheng Tung Full duplex wireless method and apparatus

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US8023955B2 (en) * 2005-08-22 2011-09-20 Sony Corporation Uplink resource allocation to control intercell interference in a wireless communication system
EP2129149A4 (en) * 2007-03-01 2014-07-23 Ntt Docomo Inc BASE STATION DEVICE AND METHOD FOR CONTROLLING COMMUNICATION
US8861640B2 (en) * 2008-09-30 2014-10-14 Orange Transmission method taking echo into account
US8150052B2 (en) * 2008-10-15 2012-04-03 Hewlett-Packard Development Company, L.P. Integrating acoustic echo cancellation as a subsystem into an existing videoconference and telepresence system
SE533956C2 (sv) 2009-07-20 2011-03-15 Limes Audio Ab Enhet och metod för styrning av restekodämpning
IL206008A0 (en) 2010-05-27 2011-02-28 Amir Meir Zilbershtain Transmit receive interference cancellation
US8958834B2 (en) * 2010-11-08 2015-02-17 Spidercloud Wireless, Inc. Resource control in a communication system
WO2012095683A1 (en) 2011-01-14 2012-07-19 Nokia Corporation Method and apparatus for implementing a dynamically switching duplex mode
EP2719228A4 (en) * 2011-06-08 2014-11-05 Nokia Solutions & Networks Oy EMISSION POWER
KR102047705B1 (ko) * 2011-11-12 2019-11-22 엘지전자 주식회사 무선 통신 시스템에서 단말이 상향링크 송신 전력을 결정하는 방법 및 이를 위한 장치
GB2498559A (en) 2012-01-20 2013-07-24 Renesas Mobile Corp Configuring user equipments for time-dependent half-duplex and full-duplex modes
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Publication number Priority date Publication date Assignee Title
US20110195704A1 (en) 2010-02-09 2011-08-11 Choi Hyun Ho Communication system of performing uplink communication and downlink communication using overlapping radio resource
US20120263078A1 (en) 2011-03-31 2012-10-18 Chien-Cheng Tung Full duplex wireless method and apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11122512B2 (en) * 2018-12-21 2021-09-14 Qualcomm Incorporated Modem-based form factor sensor

Also Published As

Publication number Publication date
WO2015126708A1 (en) 2015-08-27
CN106031075B (zh) 2019-03-08
JP6469714B2 (ja) 2019-02-13
EP3105877A1 (en) 2016-12-21
US20150244505A1 (en) 2015-08-27
US9313012B2 (en) 2016-04-12
CN106031075A (zh) 2016-10-12
EP3105877B1 (en) 2017-08-09
JP2017507599A (ja) 2017-03-16
KR20160124778A (ko) 2016-10-28

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