JP2005229466A5 - - Google Patents

Download PDF

Info

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
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2004037968A
Other languages
Japanese (ja)
Other versions
JP2005229466A (ja
JP3802031B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2004037968A external-priority patent/JP3802031B2/ja
Priority to JP2004037968A priority Critical patent/JP3802031B2/ja
Priority to DE602005022513T priority patent/DE602005022513D1/de
Priority to EP05002693A priority patent/EP1564946B1/en
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
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
DE602005022513T DE602005022513D1 (de) 2004-02-16 2005-02-09 Kanalschätzung bei Mehrträgerübertragung
EP05002693A EP1564946B1 (en) 2004-02-16 2005-02-09 Channel estimation in multicarrier transmission
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)

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

Family

ID=34697943

Family Applications (1)

Application Number Title Priority Date Filing Date
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)

Country Link
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
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
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
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
JP4938679B2 (ja) * 2005-10-21 2012-05-23 パナソニック株式会社 キャリア間干渉除去装置及びこれを用いた受信装置
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
WO2007139026A1 (ja) * 2006-05-25 2007-12-06 Sharp Kabushiki Kaisha 受信機および伝搬路推定方法
CN101536389B (zh) * 2006-11-22 2013-01-16 富士通株式会社 Mimo-ofdm通信系统和mimo-ofdm通信方法
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
JPWO2009125500A1 (ja) * 2008-04-12 2011-07-28 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
WO2009125499A1 (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
CN102725969A (zh) 2010-01-22 2012-10-10 住友电气工业株式会社 通信装置和基站装置
US9071285B2 (en) 2011-05-26 2015-06-30 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
US9444514B2 (en) 2010-05-28 2016-09-13 Cohere Technologies, Inc. OTFS methods of data channel characterization and uses thereof
US8976851B2 (en) 2011-05-26 2015-03-10 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US10681568B1 (en) 2010-05-28 2020-06-09 Cohere Technologies, Inc. Methods of data channel characterization and uses thereof
US9071286B2 (en) 2011-05-26 2015-06-30 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US9130638B2 (en) 2011-05-26 2015-09-08 Cohere Technologies, Inc. Modulation and equalization in an orthonormal time-frequency shifting communications system
US10667148B1 (en) 2010-05-28 2020-05-26 Cohere Technologies, Inc. Methods of operating and implementing wireless communications systems
JP5767899B2 (ja) * 2011-08-23 2015-08-26 株式会社日立国際電気 受信装置
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
US9929783B2 (en) 2012-06-25 2018-03-27 Cohere Technologies, Inc. Orthogonal time frequency space modulation system
US10411843B2 (en) * 2012-06-25 2019-09-10 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with OFDM
US10003487B2 (en) 2013-03-15 2018-06-19 Cohere Technologies, Inc. Symplectic orthogonal time frequency space modulation system
US10469215B2 (en) 2012-06-25 2019-11-05 Cohere Technologies, Inc. Orthogonal time frequency space modulation system for the Internet of Things
US9912507B2 (en) 2012-06-25 2018-03-06 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with OFDM
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
WO2015141801A1 (ja) 2014-03-19 2015-09-24 三菱電機株式会社 受信装置
CN107925434B (zh) 2015-05-11 2021-02-05 凝聚技术公司 用于数据的辛正交时频移位调制和传输的系统和方法
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
KR102674837B1 (ko) 2015-06-27 2024-06-13 코히어 테크널러지스, 아이엔씨. Ofdm과 호환가능한 직교 시간 주파수 공간 통신 시스템
KR102616669B1 (ko) 2015-07-12 2023-12-21 코히어 테크놀로지스, 아이엔씨. 복수의 협대역 부-반송파 상에서의 직교 시간 주파수 공간 변조
WO2017011478A1 (en) * 2015-07-12 2017-01-19 Cohere Technologies, Inc. Orthogonal time frequency space communication system compatible with ofdm
DE102016214789A1 (de) 2015-08-10 2017-02-16 Mitsubishi Electric Corporation Rundsende-Empfangsvorrichtung und Rundsende-Empfangsverfahren
CN114285540B (zh) 2015-09-07 2024-07-26 凝聚技术公司 使用正交时间频率空间调制的多路存取
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
KR102655272B1 (ko) 2015-12-09 2024-04-08 코히어 테크놀로지스, 아이엔씨. 복소 직교 함수를 이용하는 파일럿 패킹
WO2017147439A1 (en) 2016-02-25 2017-08-31 Cohere Technologies Reference signal packing for wireless communications
CN109314619B (zh) 2016-03-23 2021-05-25 凝聚技术公司 正交时间频率空间调制信号的接收器侧处理
EP3437190B1 (en) 2016-03-31 2023-09-06 Cohere Technologies, Inc. Channel acquisition using orthogonal time frequency space modulated pilot signal
US9667307B1 (en) 2016-03-31 2017-05-30 Cohere Technologies Wireless telecommunications system for high-mobility applications
CN113726700B (zh) 2016-04-01 2024-09-24 凝聚技术公司 通过执行迭代均衡来从接收信号中恢复信息位的无线通信方法和设备
WO2017173461A1 (en) 2016-04-01 2017-10-05 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
US10826728B2 (en) 2016-08-12 2020-11-03 Cohere Technologies, Inc. Localized equalization for channels with intercarrier interference
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
EP3497799A4 (en) 2016-08-12 2020-04-15 Cohere Technologies, Inc. ITERATIVE MULTI-STAGE EQUALIZATION AND DECODING
US11310000B2 (en) 2016-09-29 2022-04-19 Cohere Technologies, Inc. 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
EP3610582A4 (en) 2017-04-11 2021-01-06 Cohere Technologies, Inc. DIGITAL COMMUNICATION USING ORTHOGONALLY MODULATED SIGNALS IN DISPERSED TIME, FREQUENCY AND SPACE
WO2018195548A1 (en) 2017-04-21 2018-10-25 Cohere Technologies Communication techniques using quasi-static properties of wireless channels
EP3616265B1 (en) 2017-04-24 2025-11-05 Cohere Technologies, Inc. Multibeam antenna designs and operation
US11063804B2 (en) 2017-04-24 2021-07-13 Cohere Technologies, Inc. Digital communication using lattice division multiplexing
EP3652907A4 (en) 2017-07-12 2021-04-07 Cohere Technologies, Inc. DATA MODULATION SCHEMES BASED ON THE ZAK TRANSFORM
WO2019032605A1 (en) 2017-08-11 2019-02-14 Cohere Technologies RADIATION TRACING TECHNIQUE FOR WIRELESS CHANNEL MEASUREMENTS
WO2019036492A1 (en) 2017-08-14 2019-02-21 Cohere Technologies ASSIGNMENT OF TRANSMISSION RESOURCES BY DIVISION OF BLOCKS OF PHYSICAL RESOURCES
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
CN117040988A (zh) 2017-09-15 2023-11-10 凝聚技术公司 在正交时频空间信号接收器中实现同步
EP3685470A4 (en) 2017-09-20 2021-06-23 Cohere Technologies, Inc. INEXPENSIVE ELECTROMAGNETIC FOOD 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
WO2019089986A1 (en) 2017-11-01 2019-05-09 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
WO2019173775A1 (en) 2018-03-08 2019-09-12 Cohere Technologies, Inc. Scheduling multi-user mimo transmissions in fixed wireless access systems
WO2019241589A1 (en) 2018-06-13 2019-12-19 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

Similar Documents

Publication Publication Date Title
BE2024C508I2 (enExample)
BE2023C542I2 (enExample)
BE2022C549I2 (enExample)
BE2021C001I2 (enExample)
BE2020C513I2 (enExample)
BE2020C517I2 (enExample)
BE2019C540I2 (enExample)
BE2019C523I2 (enExample)
BE2019C548I2 (enExample)
BE2019C506I2 (enExample)
BE2018C045I2 (enExample)
BE2020C525I2 (enExample)
BE2017C063I2 (enExample)
BE2017C027I2 (enExample)
BE2017C023I2 (enExample)
BE2017C002I2 (enExample)
BE2016C067I2 (enExample)
BE2016C014I2 (enExample)
BE2015C041I2 (enExample)
BE2015C038I2 (enExample)
BE2015C014I2 (enExample)
BE2014C071I2 (enExample)
BE2015C015I2 (enExample)
BE2014C064I2 (enExample)
BE2014C063I2 (enExample)