JP2005229466A5 - - Google Patents

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Publication number
JP2005229466A5
JP2005229466A5 JP2004037968A JP2004037968A JP2005229466A5 JP 2005229466 A5 JP2005229466 A5 JP 2005229466A5 JP 2004037968 A JP2004037968 A JP 2004037968A JP 2004037968 A JP2004037968 A JP 2004037968A JP 2005229466 A5 JP2005229466 A5 JP 2005229466A5
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JP
Japan
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JP2004037968A
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Japanese (ja)
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JP2005229466A (ja
JP3802031B2 (ja
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Priority claimed from JP2004037968A external-priority patent/JP3802031B2/ja
Priority to JP2004037968A priority Critical patent/JP3802031B2/ja
Priority to EP05002693A priority patent/EP1564946B1/en
Priority to DE602005022513T priority patent/DE602005022513D1/de
Priority to US11/056,298 priority patent/US7450653B2/en
Priority to CN200510007735.8A priority patent/CN1658605A/zh
Publication of JP2005229466A publication Critical patent/JP2005229466A/ja
Publication of JP2005229466A5 publication Critical patent/JP2005229466A5/ja
Publication of JP3802031B2 publication Critical patent/JP3802031B2/ja
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Expired - Fee Related legal-status Critical Current

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JP2004037968A 2004-02-16 2004-02-16 受信装置及び受信方法 Expired - Fee Related JP3802031B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2004037968A JP3802031B2 (ja) 2004-02-16 2004-02-16 受信装置及び受信方法
EP05002693A EP1564946B1 (en) 2004-02-16 2005-02-09 Channel estimation in multicarrier transmission
DE602005022513T DE602005022513D1 (de) 2004-02-16 2005-02-09 Kanalschätzung bei Mehrträgerübertragung
US11/056,298 US7450653B2 (en) 2004-02-16 2005-02-14 Digital broadcast signal receiving apparatus and method
CN200510007735.8A CN1658605A (zh) 2004-02-16 2005-02-16 数字广播信号接收装置和方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004037968A JP3802031B2 (ja) 2004-02-16 2004-02-16 受信装置及び受信方法

Publications (3)

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JP2005229466A JP2005229466A (ja) 2005-08-25
JP2005229466A5 true JP2005229466A5 (enExample) 2006-04-06
JP3802031B2 JP3802031B2 (ja) 2006-07-26

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JP2004037968A Expired - Fee Related JP3802031B2 (ja) 2004-02-16 2004-02-16 受信装置及び受信方法

Country Status (5)

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US (1) US7450653B2 (enExample)
EP (1) EP1564946B1 (enExample)
JP (1) JP3802031B2 (enExample)
CN (1) CN1658605A (enExample)
DE (1) DE602005022513D1 (enExample)

Families Citing this family (89)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4445839B2 (ja) * 2004-11-18 2010-04-07 パイオニア株式会社 Ofdm信号受信機及び受信方法
US7894818B2 (en) * 2005-06-15 2011-02-22 Samsung Electronics Co., Ltd. Apparatus and method for multiplexing broadcast and unicast traffic in a multi-carrier wireless network
US20070002724A1 (en) * 2005-06-15 2007-01-04 Samsung Electronics Co., Ltd. Apparatus and method for broadcast superposition and cancellation in a multi-carrier wireless network
US7688905B1 (en) * 2005-07-01 2010-03-30 University Of South Florida Noise plus interference power estimation method for OFDM systems
JP4612511B2 (ja) * 2005-09-09 2011-01-12 シャープ株式会社 受信装置及び受信方法
EP1940062B1 (en) * 2005-10-21 2016-09-07 Panasonic Intellectual Property Management Co., Ltd. Inter-carrier interference removal device and reception device using the same
JP2007150789A (ja) * 2005-11-29 2007-06-14 National Institute Of Information & Communication Technology Ofdm通信の測定システム、受信装置、測定方法、ならびに、プログラム
JP4704229B2 (ja) * 2006-02-02 2011-06-15 日本無線株式会社 受信装置
US7551679B2 (en) * 2006-02-03 2009-06-23 Ati Technologies, Inc. Symmetrical data signal processing
JP2007228029A (ja) * 2006-02-21 2007-09-06 Fujitsu Ltd 無線通信システム及び受信装置
JP4944106B2 (ja) * 2006-05-25 2012-05-30 シャープ株式会社 受信機および伝搬路推定方法
EP2086140B1 (en) * 2006-11-22 2016-03-09 Fujitsu Limited Mimo-ofdm communication system and mimo-ofdm communication method
KR100922729B1 (ko) 2006-12-05 2009-10-22 한국전자통신연구원 직교주파수분할다중방식/직교주파수분할다중접속방식릴레이 시스템에서의 채널 추정 장치와 동기화 장치 및 그방법
KR100889984B1 (ko) 2007-06-07 2009-03-25 연세대학교 산학협력단 가상 부반송파 환경에서의 채널 추정 방법
CN101399803B (zh) * 2007-09-27 2011-04-13 大唐移动通信设备有限公司 正交频分复用传输信号的多用户检测方法及装置
TW200919993A (en) * 2007-10-26 2009-05-01 Univ Nat Chiao Tung Method and apparatus for determining a channel impulse response
US8699529B2 (en) * 2008-03-28 2014-04-15 Qualcomm Incorporated Broadband pilot channel estimation using a reduced order FFT and a hardware interpolator
JP5172950B2 (ja) * 2008-04-12 2013-03-27 パイオニア株式会社 受信装置及び受信方法
WO2009125500A1 (ja) * 2008-04-12 2009-10-15 パイオニア株式会社 受信装置及び受信方法
WO2009125501A1 (ja) * 2008-04-12 2009-10-15 パイオニア株式会社 受信装置及び受信方法
WO2009125502A1 (ja) * 2008-04-12 2009-10-15 パイオニア株式会社 受信装置及び受信方法
US8411783B2 (en) * 2009-09-23 2013-04-02 Intel Corporation Method of identifying a precoding matrix corresponding to a wireless network channel and method of approximating a capacity of a wireless network channel in a wireless network
WO2011090028A1 (ja) * 2010-01-22 2011-07-28 住友電気工業株式会社 通信装置及び基地局装置
US10667148B1 (en) 2010-05-28 2020-05-26 Cohere Technologies, Inc. Methods of operating and implementing wireless communications systems
US9130638B2 (en) 2011-05-26 2015-09-08 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US11943089B2 (en) 2010-05-28 2024-03-26 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-shifting communications system
US10681568B1 (en) 2010-05-28 2020-06-09 Cohere Technologies, Inc. Methods of data channel characterization and uses thereof
US9071285B2 (en) 2011-05-26 2015-06-30 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US9071286B2 (en) 2011-05-26 2015-06-30 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US8976851B2 (en) 2011-05-26 2015-03-10 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US9444514B2 (en) 2010-05-28 2016-09-13 Cohere Technologies, Inc. OTFS methods of data channel characterization and uses thereof
JP5767899B2 (ja) * 2011-08-23 2015-08-26 株式会社日立国際電気 受信装置
US10411843B2 (en) * 2012-06-25 2019-09-10 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with OFDM
US9912507B2 (en) 2012-06-25 2018-03-06 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with OFDM
US9929783B2 (en) 2012-06-25 2018-03-27 Cohere Technologies, Inc. Orthogonal time frequency space modulation system
US10003487B2 (en) 2013-03-15 2018-06-19 Cohere Technologies, Inc. Symplectic orthogonal time frequency space modulation system
US10090972B2 (en) 2012-06-25 2018-10-02 Cohere Technologies, Inc. System and method for two-dimensional equalization in an orthogonal time frequency space communication system
US10469215B2 (en) 2012-06-25 2019-11-05 Cohere Technologies, Inc. Orthogonal time frequency space modulation system for the Internet of Things
JP6005008B2 (ja) * 2012-12-03 2016-10-12 三菱電機株式会社 等化装置及び等化方法
JP6021668B2 (ja) * 2013-02-04 2016-11-09 三菱電機株式会社 等化装置及び等化方法
US8976910B1 (en) * 2013-05-07 2015-03-10 Ixia Methods, systems, and computer readable media for smart decoding of downlink signals in the presence of interference caused by reference signals of different generation air interface equipment
CN104753834B (zh) * 2013-12-27 2018-04-17 电信科学技术研究院 一种信道估计方法和装置
EP3121978A4 (en) 2014-03-19 2017-12-06 Mitsubishi Electric Corporation Receiving device
KR102607253B1 (ko) 2015-05-11 2023-11-29 코히어 테크놀로지스, 아이엔씨. 데이터의 심플렉틱 직교 시간 주파수 시프팅 변조 및 송신을 위한 시스템 및 방법
US10090973B2 (en) 2015-05-11 2018-10-02 Cohere Technologies, Inc. Multiple access in an orthogonal time frequency space communication system
US9866363B2 (en) 2015-06-18 2018-01-09 Cohere Technologies, Inc. System and method for coordinated management of network access points
US10574317B2 (en) 2015-06-18 2020-02-25 Cohere Technologies, Inc. System and method for providing wireless communication services using configurable broadband infrastructure shared among multiple network operators
WO2017003952A1 (en) 2015-06-27 2017-01-05 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with ofdm
EP4068662A1 (en) * 2015-07-12 2022-10-05 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with ofdm
KR102616669B1 (ko) 2015-07-12 2023-12-21 코히어 테크놀로지스, 아이엔씨. 복수의 협대역 부-반송파 상에서의 직교 시간 주파수 공간 변조
DE102016214789A1 (de) 2015-08-10 2017-02-16 Mitsubishi Electric Corporation Rundsende-Empfangsvorrichtung und Rundsende-Empfangsverfahren
WO2017044501A1 (en) 2015-09-07 2017-03-16 Cohere Technologies Multiple access using orthogonal time frequency space modulation
CN108781160B (zh) 2015-11-18 2022-04-29 凝聚技术公司 正交时间频率空间调制技术
US10666479B2 (en) 2015-12-09 2020-05-26 Cohere Technologies, Inc. Pilot packing using complex orthogonal functions
CN109348739B (zh) 2016-02-25 2022-10-28 凝聚技术公司 用于无线通信的参考信号封装
US10693692B2 (en) 2016-03-23 2020-06-23 Cohere Technologies, Inc. Receiver-side processing of orthogonal time frequency space modulated signals
US9667307B1 (en) 2016-03-31 2017-05-30 Cohere Technologies Wireless telecommunications system for high-mobility applications
EP4262162A3 (en) 2016-03-31 2024-01-10 Cohere Technologies, Inc. Channel acquisition using orthogonal time frequency space modulated pilot signal
KR102276187B1 (ko) 2016-04-01 2021-07-12 코히어 테크놀로지스, 아이엔씨. 직교 시간 주파수 공간 변조된 신호들의 반복적 2차원 등화
EP3437197B1 (en) 2016-04-01 2022-03-09 Cohere Technologies, Inc. Tomlinson-harashima precoding in an otfs communication system
WO2017201467A1 (en) 2016-05-20 2017-11-23 Cohere Technologies Iterative channel estimation and equalization with superimposed reference signals
EP3497799A4 (en) 2016-08-12 2020-04-15 Cohere Technologies, Inc. ITERATIVE MULTI-STAGE EQUALIZATION AND DECODING
CN116865924A (zh) 2016-08-12 2023-10-10 凝聚技术公司 正交时间频率空间信号的多用户复用
WO2018032016A1 (en) 2016-08-12 2018-02-15 Cohere Technologies Localized equalization for channels with intercarrier interference
WO2018064587A1 (en) 2016-09-29 2018-04-05 Cohere Technologies Transport block segmentation for multi-level codes
EP3520310B1 (en) 2016-09-30 2021-10-27 Cohere Technologies, Inc. Uplink user resource allocation for orthogonal time frequency space modulation
WO2018106731A1 (en) 2016-12-05 2018-06-14 Cohere Technologies Fixed wireless access using orthogonal time frequency space modulation
EP3566379B1 (en) 2017-01-09 2024-12-11 Cohere Technologies, Inc. Pilot scrambling for channel estimation
US10356632B2 (en) 2017-01-27 2019-07-16 Cohere Technologies, Inc. Variable beamwidth multiband antenna
US10568143B2 (en) 2017-03-28 2020-02-18 Cohere Technologies, Inc. Windowed sequence for random access method and apparatus
WO2018191309A1 (en) 2017-04-11 2018-10-18 Cohere Technologies Digital communication using dispersed orthogonal time frequency space modulated signals
WO2018195548A1 (en) 2017-04-21 2018-10-25 Cohere Technologies Communication techniques using quasi-static properties of wireless channels
WO2018200567A1 (en) 2017-04-24 2018-11-01 Cohere Technologies Multibeam antenna designs and operation
WO2018200577A1 (en) 2017-04-24 2018-11-01 Cohere Technologies Digital communication using lattice division multiplexing
CN111052692B (zh) 2017-07-12 2022-10-11 凝聚技术公司 基于zak变换的数据调制方法
US11546068B2 (en) 2017-08-11 2023-01-03 Cohere Technologies, Inc. Ray tracing technique for wireless channel measurements
US11324008B2 (en) 2017-08-14 2022-05-03 Cohere Technologies, Inc. Transmission resource allocation by splitting physical resource blocks
WO2019051093A1 (en) 2017-09-06 2019-03-14 Cohere Technologies REDUCTION OF TRELLIS IN TIME, FREQUENCY AND ORTHOGONAL SPATIAL MODULATION
WO2019051427A1 (en) 2017-09-11 2019-03-14 Cohere Technologies, Inc. WIRELESS LOCAL NETWORKS USING ORTHOGONAL TIME-FREQUENCY SPACE MODULATION
EP3682607A4 (en) 2017-09-15 2021-09-01 Cohere Technologies, Inc. SYNCHRONIZATION IN AN ORTHOGONAL TIME FREQUENCY SIGNAL RECEIVER
EP3685470B1 (en) 2017-09-20 2026-04-15 Cohere Technologies, Inc. Low cost electromagnetic feed network
WO2019068053A1 (en) 2017-09-29 2019-04-04 Cohere Technologies, Inc. ERROR CORRECTION WITHOUT RETURN CIRCUIT USING LOW DENSITY NON-BINARY PARITY CHECK CODES
EP3704802B1 (en) 2017-11-01 2024-01-03 Cohere Technologies, Inc. Precoding in wireless systems using orthogonal time frequency space multiplexing
WO2019113046A1 (en) 2017-12-04 2019-06-13 Cohere Technologies, Inc. Implementation of orthogonal time frequency space modulation for wireless communications
US11632270B2 (en) 2018-02-08 2023-04-18 Cohere Technologies, Inc. Aspects of channel estimation for orthogonal time frequency space modulation for wireless communications
US11489559B2 (en) 2018-03-08 2022-11-01 Cohere Technologies, Inc. Scheduling multi-user MIMO transmissions in fixed wireless access systems
US11329848B2 (en) 2018-06-13 2022-05-10 Cohere Technologies, Inc. Reciprocal calibration for channel estimation based on second-order statistics
US11522600B1 (en) 2018-08-01 2022-12-06 Cohere Technologies, Inc. Airborne RF-head system
EP4331193A4 (en) 2021-04-29 2024-10-30 Cohere Technologies, Inc. ULTRA-WIDEBAND SIGNALS USING ORTHOGONAL TIME-FREQUENCY-SPACE MODULATION

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03160575A (ja) * 1989-11-20 1991-07-10 Toshiba Corp 画像表示装置
FR2671923B1 (fr) * 1991-01-17 1993-04-16 France Etat Dispositif de demodulation coherente de donnees numeriques entrelacees en temps et en frequence, a estimation de la reponse frequentielle du canal de transmission et seuillage, et emetteur correspondant.
JP2911861B2 (ja) 1997-11-26 1999-06-23 株式会社次世代デジタルテレビジョン放送システム研究所 Ofdm用受信装置
JP3981898B2 (ja) 1998-02-20 2007-09-26 ソニー株式会社 信号受信装置および方法、並びに記録媒体
US6654429B1 (en) * 1998-12-31 2003-11-25 At&T Corp. Pilot-aided channel estimation for OFDM in wireless systems
FR2814011B1 (fr) * 2000-09-14 2003-10-24 France Telecom Procede d'estimation optimale d'un canal de propagation reposant uniquement sur les symboles pilotes et estimateur correspondant
JP2002261729A (ja) 2001-03-06 2002-09-13 Hitachi Ltd Ofdm受信装置
JP2003101503A (ja) 2001-09-21 2003-04-04 Mega Chips Corp Ofdm用等化装置およびofdm用等化方法
US7209433B2 (en) * 2002-01-07 2007-04-24 Hitachi, Ltd. Channel estimation and compensation techniques for use in frequency division multiplexed systems

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