CN1833387B - 无线通信装置以及导频码元传输方法 - Google Patents
无线通信装置以及导频码元传输方法 Download PDFInfo
- Publication number
- CN1833387B CN1833387B CN200480022735.9A CN200480022735A CN1833387B CN 1833387 B CN1833387 B CN 1833387B CN 200480022735 A CN200480022735 A CN 200480022735A CN 1833387 B CN1833387 B CN 1833387B
- Authority
- CN
- China
- Prior art keywords
- pilot frequency
- code element
- pilot
- unit
- frequency mode
- Prior art date
- 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.)
- Active
Links
Images
Classifications
-
- 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
- H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
-
- 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
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
- H04B17/364—Delay profiles
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/0413—MIMO systems
- H04B7/0417—Feedback systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0617—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal for beam forming
-
- 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
- H04L25/0226—Channel estimation using sounding signals sounding signals per se
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/261—Details of reference signals
- H04L27/2613—Structure of the reference signals
- H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
-
- 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), 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
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
-
- 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
- H04L5/0091—Signaling for the administration of the divided path
- H04L5/0094—Indication of how sub-channels of the path are allocated
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J13/00—Code division multiplex systems
- H04J13/16—Code allocation
- H04J13/18—Allocation of orthogonal codes
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610051627.9A CN105577344B (zh) | 2003-08-12 | 2004-08-11 | 接收装置、终端装置、接收方法以及集成电路 |
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP292667/2003 | 2003-08-12 | ||
JP2003292667 | 2003-08-12 | ||
JP162388/2004 | 2004-05-31 | ||
JP2004162388 | 2004-05-31 | ||
PCT/JP2004/011556 WO2005015797A1 (ja) | 2003-08-12 | 2004-08-11 | 無線通信装置およびパイロットシンボル伝送方法 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610051627.9A Division CN105577344B (zh) | 2003-08-12 | 2004-08-11 | 接收装置、终端装置、接收方法以及集成电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1833387A CN1833387A (zh) | 2006-09-13 |
CN1833387B true CN1833387B (zh) | 2016-03-02 |
Family
ID=34137967
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610051627.9A Active CN105577344B (zh) | 2003-08-12 | 2004-08-11 | 接收装置、终端装置、接收方法以及集成电路 |
CN200480022735.9A Active CN1833387B (zh) | 2003-08-12 | 2004-08-11 | 无线通信装置以及导频码元传输方法 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610051627.9A Active CN105577344B (zh) | 2003-08-12 | 2004-08-11 | 接收装置、终端装置、接收方法以及集成电路 |
Country Status (8)
Country | Link |
---|---|
US (3) | US8843142B2 (zh) |
EP (4) | EP2560316B1 (zh) |
JP (5) | JP4427027B2 (zh) |
KR (5) | KR101160136B1 (zh) |
CN (2) | CN105577344B (zh) |
BR (1) | BRPI0413502B1 (zh) |
RU (1) | RU2349043C2 (zh) |
WO (1) | WO2005015797A1 (zh) |
Families Citing this family (153)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7295509B2 (en) | 2000-09-13 | 2007-11-13 | Qualcomm, Incorporated | Signaling method in an OFDM multiple access system |
US9130810B2 (en) | 2000-09-13 | 2015-09-08 | Qualcomm Incorporated | OFDM communications methods and apparatus |
JP4887385B2 (ja) * | 2002-08-19 | 2012-02-29 | パナソニック株式会社 | 無線通信装置及び無線通信方法 |
KR101160136B1 (ko) | 2003-08-12 | 2012-06-26 | 파나소닉 주식회사 | 무선 통신 장치 및 파일럿 심볼 전송 방법 |
US9137822B2 (en) | 2004-07-21 | 2015-09-15 | Qualcomm Incorporated | Efficient signaling over access channel |
US9148256B2 (en) | 2004-07-21 | 2015-09-29 | Qualcomm Incorporated | Performance based rank prediction for MIMO design |
JP4592358B2 (ja) * | 2004-08-31 | 2010-12-01 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信システム及び移動通信方法 |
AU2005289789B2 (en) | 2004-09-24 | 2009-09-17 | Ashok Mantravadi | Method and apparatus for communication in a system employing differing transmission protocols |
CN101138183A (zh) * | 2005-01-17 | 2008-03-05 | 夏普株式会社 | 通信设备 |
US9246560B2 (en) | 2005-03-10 | 2016-01-26 | Qualcomm Incorporated | Systems and methods for beamforming and rate control in a multi-input multi-output communication systems |
US9154211B2 (en) | 2005-03-11 | 2015-10-06 | Qualcomm Incorporated | Systems and methods for beamforming feedback in multi antenna communication systems |
US8446892B2 (en) | 2005-03-16 | 2013-05-21 | Qualcomm Incorporated | Channel structures for a quasi-orthogonal multiple-access communication system |
US9143305B2 (en) * | 2005-03-17 | 2015-09-22 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9520972B2 (en) * | 2005-03-17 | 2016-12-13 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
US9461859B2 (en) * | 2005-03-17 | 2016-10-04 | Qualcomm Incorporated | Pilot signal transmission for an orthogonal frequency division wireless communication system |
JP4527067B2 (ja) * | 2005-03-31 | 2010-08-18 | 株式会社エヌ・ティ・ティ・ドコモ | 移動局、送信方法及び移動通信システム |
US9184870B2 (en) | 2005-04-01 | 2015-11-10 | Qualcomm Incorporated | Systems and methods for control channel signaling |
US9408220B2 (en) | 2005-04-19 | 2016-08-02 | Qualcomm Incorporated | Channel quality reporting for adaptive sectorization |
US9036538B2 (en) | 2005-04-19 | 2015-05-19 | Qualcomm Incorporated | Frequency hopping design for single carrier FDMA systems |
US7768979B2 (en) * | 2005-05-18 | 2010-08-03 | Qualcomm Incorporated | Separating pilot signatures in a frequency hopping OFDM system by selecting pilot symbols at least hop away from an edge of a hop region |
US8879511B2 (en) | 2005-10-27 | 2014-11-04 | Qualcomm Incorporated | Assignment acknowledgement for a wireless communication system |
US8565194B2 (en) | 2005-10-27 | 2013-10-22 | Qualcomm Incorporated | Puncturing signaling channel for a wireless communication system |
US8611284B2 (en) | 2005-05-31 | 2013-12-17 | Qualcomm Incorporated | Use of supplemental assignments to decrement resources |
US8462859B2 (en) | 2005-06-01 | 2013-06-11 | Qualcomm Incorporated | Sphere decoding apparatus |
US20060280113A1 (en) * | 2005-06-10 | 2006-12-14 | Huo David D | Method and apparatus for dynamic allocation of pilot symbols |
US8599945B2 (en) | 2005-06-16 | 2013-12-03 | Qualcomm Incorporated | Robust rank prediction for a MIMO system |
US9179319B2 (en) | 2005-06-16 | 2015-11-03 | Qualcomm Incorporated | Adaptive sectorization in cellular systems |
US7751510B2 (en) * | 2005-07-26 | 2010-07-06 | Qualcomm Incorporated | Simplified channel and interference estimation with dedicated pilot tones for OFDMA |
US8885628B2 (en) | 2005-08-08 | 2014-11-11 | Qualcomm Incorporated | Code division multiplexing in a single-carrier frequency division multiple access system |
US9209956B2 (en) | 2005-08-22 | 2015-12-08 | Qualcomm Incorporated | Segment sensitive scheduling |
US20070041457A1 (en) | 2005-08-22 | 2007-02-22 | Tamer Kadous | Method and apparatus for providing antenna diversity in a wireless communication system |
US8644292B2 (en) | 2005-08-24 | 2014-02-04 | Qualcomm Incorporated | Varied transmission time intervals for wireless communication system |
JP2007067567A (ja) * | 2005-08-29 | 2007-03-15 | Mitsubishi Electric Corp | 通信装置、送信装置および受信装置 |
US9136974B2 (en) | 2005-08-30 | 2015-09-15 | Qualcomm Incorporated | Precoding and SDMA support |
WO2007036787A2 (en) * | 2005-09-27 | 2007-04-05 | Nokia Corporation | Pilot structure for multicarrier transmissions |
US9225488B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Shared signaling channel |
US8045512B2 (en) | 2005-10-27 | 2011-10-25 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US9144060B2 (en) | 2005-10-27 | 2015-09-22 | Qualcomm Incorporated | Resource allocation for shared signaling channels |
US8693405B2 (en) | 2005-10-27 | 2014-04-08 | Qualcomm Incorporated | SDMA resource management |
US9210651B2 (en) | 2005-10-27 | 2015-12-08 | Qualcomm Incorporated | Method and apparatus for bootstraping information in a communication system |
US9088384B2 (en) | 2005-10-27 | 2015-07-21 | Qualcomm Incorporated | Pilot symbol transmission in wireless communication systems |
US8582509B2 (en) | 2005-10-27 | 2013-11-12 | Qualcomm Incorporated | Scalable frequency band operation in wireless communication systems |
US9225416B2 (en) | 2005-10-27 | 2015-12-29 | Qualcomm Incorporated | Varied signaling channels for a reverse link in a wireless communication system |
US8477684B2 (en) | 2005-10-27 | 2013-07-02 | Qualcomm Incorporated | Acknowledgement of control messages in a wireless communication system |
US9172453B2 (en) | 2005-10-27 | 2015-10-27 | Qualcomm Incorporated | Method and apparatus for pre-coding frequency division duplexing system |
KR101239514B1 (ko) * | 2005-11-04 | 2013-03-05 | 파나소닉 주식회사 | 기지국 장치, 이동국 장치, 블록 설정 방법, 데이터 수신 방법 및 집적 회로 |
JP4979224B2 (ja) * | 2005-11-08 | 2012-07-18 | シャープ株式会社 | 受信装置、送信装置および通信方法 |
US8582548B2 (en) | 2005-11-18 | 2013-11-12 | Qualcomm Incorporated | Frequency division multiple access schemes for wireless communication |
KR101106297B1 (ko) * | 2005-12-23 | 2012-01-18 | 삼성전자주식회사 | Ofdm 심볼의 주파수 호핑 방법 |
CN1996978B (zh) * | 2005-12-28 | 2012-05-23 | 华为技术有限公司 | 导频数据的发射方法、装置及其无线网络控制器与系统 |
KR100872043B1 (ko) * | 2005-12-29 | 2008-12-05 | 삼성전자주식회사 | 광대역 무선접속 통신시스템에서 파일럿 패턴 결정 장치 및방법 |
US8831607B2 (en) | 2006-01-05 | 2014-09-09 | Qualcomm Incorporated | Reverse link other sector communication |
US8705496B2 (en) | 2006-01-19 | 2014-04-22 | Samsung Electronics Co., Ltd | Method and apparatus for controlling transmission and reception of dedicated pilots according to MCS level in a wireless communication system |
JP5083402B2 (ja) * | 2006-01-27 | 2012-11-28 | 富士通株式会社 | 基地局 |
WO2007086131A1 (ja) * | 2006-01-27 | 2007-08-02 | Fujitsu Limited | 基地局及び無線通信システム並びにパイロットパターン決定方法 |
KR100913089B1 (ko) | 2006-02-07 | 2009-08-21 | 엘지전자 주식회사 | 다중 반송파 시스템에 적용되는 파일럿 신호 전송 방법 |
JP4899555B2 (ja) | 2006-03-17 | 2012-03-21 | 富士通株式会社 | 無線通信システム、送信装置及び受信装置 |
EP2011295B1 (en) | 2006-04-24 | 2013-07-10 | Electronics and Telecommunications Research Institute | Method of generating pilot pattern and apparatus thereof |
KR20130038400A (ko) * | 2006-04-28 | 2013-04-17 | 닛본 덴끼 가부시끼가이샤 | 파일럿 신호 송신 방법, 무선 통신 시스템, 그들에 이용되는 장치 및 프로그램 |
EP2020089A4 (en) * | 2006-04-28 | 2011-05-18 | Mitsubishi Electric Res Lab | METHOD AND SYSTEM FOR PROCESSING REFERENCE SIGNALS IN OFDM SYSTEMS USING TRANSMISSION TIME INTERVAL GROUPING |
JP4736934B2 (ja) * | 2006-04-28 | 2011-07-27 | 日本電気株式会社 | 無線通信システム、パイロット系列割り当て装置及びそれらに用いるパイロット系列割り当て方法 |
JP4447575B2 (ja) | 2006-05-01 | 2010-04-07 | 株式会社エヌ・ティ・ティ・ドコモ | 送信装置及び送信方法 |
JP4748678B2 (ja) * | 2006-05-18 | 2011-08-17 | Kddi株式会社 | パイロット信号配置を適応的に変更する無線装置、プログラム及び通信方法 |
JP2009540767A (ja) * | 2006-06-13 | 2009-11-19 | クゥアルコム・インコーポレイテッド | 無線通信システムのためのリバースリンク・パイロット送信 |
JP2008035288A (ja) * | 2006-07-28 | 2008-02-14 | Kyocera Corp | 無線通信装置及び通信方法 |
JP2008035285A (ja) | 2006-07-28 | 2008-02-14 | Kyocera Corp | 無線通信装置及び無線通信方法 |
GB0616472D0 (en) * | 2006-08-18 | 2006-09-27 | Fujitsu Ltd | Communication systems |
JP4957212B2 (ja) * | 2006-11-29 | 2012-06-20 | 富士通株式会社 | 無線フレーム可変制御による最適な無線通信方法及び,これを適用する無線通信システム |
US8300591B1 (en) * | 2006-12-08 | 2012-10-30 | Apple Inc. | Allocating resources in a frequency-time space to mobile station data |
KR101265632B1 (ko) | 2006-12-12 | 2013-05-22 | 엘지전자 주식회사 | 참조 신호 전송, 참조 신호 전송 패턴 설정, 자원 블록설정 및 할당을 위한 방법 및 장치 |
KR101341466B1 (ko) * | 2006-12-18 | 2013-12-16 | 엘지전자 주식회사 | 통신 시스템에서의 적응적 자원 할당 방법 및 이를구현하는 송수신기 |
US8130867B2 (en) * | 2007-01-05 | 2012-03-06 | Qualcomm Incorporated | Pilot design for improved channel and interference estimation |
CN101627596B (zh) * | 2007-02-09 | 2012-08-08 | 夏普株式会社 | Ofdm发送机和ofdm接收机 |
US8274940B2 (en) * | 2007-02-28 | 2012-09-25 | Ntt Docomo, Inc. | Base station apparatus and communication control method |
US8670704B2 (en) * | 2007-03-16 | 2014-03-11 | Qualcomm Incorporated | Pilot transmission by relay stations in a multihop relay communication system |
JP2008244843A (ja) * | 2007-03-27 | 2008-10-09 | Sanyo Electric Co Ltd | 受信装置及び受信環境推定方法 |
US7808882B2 (en) * | 2007-04-17 | 2010-10-05 | Sharp Laboratories Of America, Inc. | Method and system for optimized reference signal downlink transmission in a wireless communication system |
JP4642041B2 (ja) * | 2007-04-23 | 2011-03-02 | 三洋電機株式会社 | デジタル信号受信機 |
KR101445335B1 (ko) | 2007-05-28 | 2014-09-29 | 삼성전자주식회사 | 가변적인 데이터 송신율을 가지는 ofdm 심볼을송수신하는 ofdm 송신/수신 장치 및 그 방법 |
US20100208603A1 (en) * | 2007-08-14 | 2010-08-19 | Ntt Docomo, Inc. | Receiving apparatus and data obtaining method |
KR101366264B1 (ko) * | 2007-08-29 | 2014-02-20 | 엘지전자 주식회사 | 데이터 전송량을 증가시키기 위한 신호 전송 방법 |
JP4944716B2 (ja) * | 2007-09-10 | 2012-06-06 | サンデン株式会社 | 無線通信モデム |
WO2009040747A2 (en) * | 2007-09-28 | 2009-04-02 | Koninklijke Philips Electronics N.V. | Change of pilot symbol pattern |
JP5268932B2 (ja) * | 2007-10-30 | 2013-08-21 | 株式会社エヌ・ティ・ティ・ドコモ | 基地局装置及び通信制御方法 |
US8897269B2 (en) | 2008-01-30 | 2014-11-25 | Qualcomm Incorporated | Method and apparatus for mitigating pilot pollution in a wireless network |
JP2009194853A (ja) * | 2008-02-18 | 2009-08-27 | Kyocera Corp | 無線通信装置および無線通信方法。 |
JP4846745B2 (ja) * | 2008-02-18 | 2011-12-28 | 京セラ株式会社 | 無線通信装置および無線通信方法。 |
US8406279B2 (en) * | 2008-04-09 | 2013-03-26 | Industrial Technology Research Institute | System and method for pilot design for data transmitted in wireless networks |
US8724717B2 (en) * | 2008-04-10 | 2014-05-13 | Mediatek Inc. | Pilot pattern design for high-rank MIMO OFDMA systems |
US20090257342A1 (en) * | 2008-04-10 | 2009-10-15 | Media Tek Inc. | Resource block based pilot pattern design for 1/2 - stream mimo ofdma systems |
KR20090110208A (ko) * | 2008-04-16 | 2009-10-21 | 엘지전자 주식회사 | 파일롯 구조를 이용한 데이터 전송방법 |
US20090268828A1 (en) * | 2008-04-25 | 2009-10-29 | Adc Telecommunications, Inc. | Systems and methods for doppler shift compensation in ofdma communications |
US8488693B2 (en) * | 2008-06-11 | 2013-07-16 | Industrial Technology Research Institute | Wireless communication systems and methods using reference signals |
KR101513035B1 (ko) | 2008-07-08 | 2015-04-17 | 엘지전자 주식회사 | 다중 안테나를 갖는 이동 통신 시스템에서의 데이터 전송 방법 |
WO2010024315A1 (ja) * | 2008-08-27 | 2010-03-04 | 株式会社エヌ・ティ・ティ・ドコモ | 移動通信方法、移動通信システム及び無線基地局 |
US8730933B2 (en) * | 2008-09-18 | 2014-05-20 | Qualcomm Incorporated | Method and apparatus for multiplexing data and reference signal in a wireless communication system |
JP5077249B2 (ja) * | 2009-01-15 | 2012-11-21 | 富士通株式会社 | 無線基地局、無線リソース割り当て方法、無線通信システム |
JPWO2010146985A1 (ja) * | 2009-06-19 | 2012-12-06 | シャープ株式会社 | 無線通信システム、送信機および無線通信方法 |
US9288026B2 (en) * | 2009-06-22 | 2016-03-15 | Qualcomm Incorporated | Transmission of reference signal on non-contiguous clusters of resources |
CN101938296B (zh) * | 2009-06-29 | 2014-05-07 | 华为技术有限公司 | 一种导频序列的生成方法、用户设备、基站 |
JP4824797B2 (ja) * | 2009-07-10 | 2011-11-30 | 株式会社エヌ・ティ・ティ・ドコモ | 送信装置及び送信方法 |
ES2755936T3 (es) * | 2009-08-07 | 2020-04-24 | Sun Patent Trust | Aparato de comunicación y procedimiento de control de retransmisión |
KR20110019284A (ko) * | 2009-08-19 | 2011-02-25 | 주식회사 팬택 | 무선통신시스템에서 상향링크 광대역 측정 신호 전송방법 및 장치, 그를 이용한 하향링크 채널 추정방법 |
JP5418598B2 (ja) | 2009-09-15 | 2014-02-19 | 富士通株式会社 | 無線通信システム、無線通信装置および無線通信方法 |
JP5336994B2 (ja) * | 2009-10-19 | 2013-11-06 | キヤノン株式会社 | 通信方法及び通信装置 |
CN102118339A (zh) * | 2009-12-30 | 2011-07-06 | 电子科技大学 | Ofdm系统的自适应导频模式设计方法 |
JP2012085084A (ja) * | 2010-10-12 | 2012-04-26 | Hitachi Kokusai Electric Inc | Ofdm信号送信装置 |
JP5131364B2 (ja) * | 2011-03-14 | 2013-01-30 | 日本電気株式会社 | 無線通信システム、パイロット系列割り当て装置及びそれらに用いるパイロット系列割り当て方法 |
CN102739382A (zh) * | 2011-03-25 | 2012-10-17 | 北京新岸线无线技术有限公司 | 无线通信系统中解调导频的调整方法及系统 |
WO2012167417A1 (en) * | 2011-06-07 | 2012-12-13 | Renesas Mobile Corporation | Method and apparatus for establishing a time-frequency reference signal pattern configuration in a carrier extension or carrier segment |
JP2011223610A (ja) * | 2011-06-13 | 2011-11-04 | Fujitsu Ltd | 無線通信システム、通信方法、端末装置及び基地局装置 |
JP5204889B2 (ja) * | 2011-12-05 | 2013-06-05 | 京セラ株式会社 | 無線基地局、無線通信端末、及び無線通信方法 |
JP5809041B2 (ja) * | 2011-12-16 | 2015-11-10 | 京セラ株式会社 | 無線通信装置および無線通信システム |
JP5398819B2 (ja) * | 2011-12-21 | 2014-01-29 | 三菱電機株式会社 | 無線送信装置 |
JP5933287B2 (ja) * | 2012-02-22 | 2016-06-08 | 三菱電機株式会社 | 受信装置 |
US9178675B2 (en) * | 2012-02-27 | 2015-11-03 | Intel Corporation | Channel estimation and tracking |
US9647863B2 (en) | 2012-02-27 | 2017-05-09 | Intel Corporation | Techniques to manage dwell times for pilot rotation |
CN104126290B (zh) * | 2012-02-27 | 2018-09-14 | 英特尔公司 | 管理导频旋转的停留时间的技术 |
US9774481B2 (en) * | 2012-04-05 | 2017-09-26 | Qualcomm, Incorporated | Systems and methods for transmitting pilot tones |
US20130286961A1 (en) * | 2012-04-10 | 2013-10-31 | Qualcomm Incorporated | Systems and methods for wireless communication of long data units |
US10003998B2 (en) | 2012-05-04 | 2018-06-19 | Qualcomm Incorporated | Systems and methods for reduced overhead in wireless communication systems |
JP5768014B2 (ja) * | 2012-07-23 | 2015-08-26 | 富士通株式会社 | 端末装置 |
JP5204916B2 (ja) * | 2012-07-30 | 2013-06-05 | 京セラ株式会社 | 無線基地局、無線通信端末、及び無線通信方法 |
CN103687010B (zh) * | 2012-08-30 | 2017-07-04 | 电信科学技术研究院 | 一种传输参考信号的方法、装置及系统 |
US8923153B2 (en) | 2012-11-02 | 2014-12-30 | Intel Corporation | Techniques to update a wireless communication channel estimation |
US9191256B2 (en) * | 2012-12-03 | 2015-11-17 | Digital PowerRadio, LLC | Systems and methods for advanced iterative decoding and channel estimation of concatenated coding systems |
WO2014088185A1 (en) * | 2012-12-04 | 2014-06-12 | Lg Electronics Inc. | Method for changing pattern of reference signals according to coherence time variation in wireless communication system and apparatus therefor |
EP2929708B1 (en) * | 2012-12-04 | 2019-09-25 | LG Electronics Inc. | Method for changing pattern of reference signals according to movement speed of user equipment in wireless communication system, and an apparatus therefor |
US9544171B2 (en) * | 2013-02-12 | 2017-01-10 | Nokia Solutions And Networks Oy | Zero insertion for ISI free OFDM reception |
US10826663B2 (en) * | 2013-03-13 | 2020-11-03 | Huawei Technologies Co., Ltd. | System and method for determining a pilot signal |
JP2013169019A (ja) * | 2013-06-05 | 2013-08-29 | Fujitsu Ltd | 無線通信システム、通信方法及び基地局装置 |
JP6221405B2 (ja) | 2013-06-26 | 2017-11-01 | 富士通株式会社 | 移動体端末、速度推定方法、速度推定プログラム |
WO2015044424A1 (en) * | 2013-09-30 | 2015-04-02 | Volvo Car Corporation | Method to introduce complementing training symbols into a 802.11p ofdm frame in vehicular communications |
WO2015118853A1 (ja) * | 2014-02-07 | 2015-08-13 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 送信装置、送信方法、受信装置および受信方法 |
US9544116B2 (en) | 2014-02-14 | 2017-01-10 | Qualcomm Incorporated | Pilot transmission by relay stations in a multihop relay communication system |
EP2924908B1 (en) * | 2014-03-28 | 2019-08-28 | Sony Corporation | Pilot time slot allocation for a MIMO system |
JP6417178B2 (ja) * | 2014-10-10 | 2018-10-31 | 日本放送協会 | Ofdm送信装置 |
JP6430875B2 (ja) | 2015-03-27 | 2018-11-28 | 日産自動車株式会社 | リチウム電池用正極 |
US9621238B2 (en) * | 2015-04-07 | 2017-04-11 | Newracom, Inc. | Apparatus and method for sounding wireless channel |
KR102268884B1 (ko) * | 2015-10-29 | 2021-06-24 | 에스케이텔레콤 주식회사 | 기지국장치 및 단말, 그리고 신호 처리 방법 |
KR102314426B1 (ko) * | 2015-10-29 | 2021-10-20 | 한국전자통신연구원 | 파일럿 신호 생성 장치 및 그 방법, 송신 장치 |
US9948486B2 (en) * | 2016-02-05 | 2018-04-17 | Qualcomm Incorporated | Phase-shift-keying (PSK) pilot |
US10771297B2 (en) * | 2016-03-11 | 2020-09-08 | Orange | Method and device for multi-service transmission with FC-OFDM modulation and corresponding receiver |
CN106788928B (zh) * | 2016-08-09 | 2019-01-04 | 北京展讯高科通信技术有限公司 | 导频符号位置确定方法、用户终端 |
TW201806349A (zh) * | 2016-08-10 | 2018-02-16 | Idac控股公司 | 具單載頻域多存取(sc-fdma)及ofdma彈性參考訊號傳輸方法 |
BR112019005538B1 (pt) * | 2016-09-23 | 2024-04-30 | Honor Device Co., Ltd | Método de mapeamento de recurso e aparelho, extremidade de transmissão, extremidade de recebimento, e mídia de armazenamento legível por computador não transitória |
CN110999104B (zh) * | 2017-07-28 | 2022-05-17 | 株式会社Ntt都科摩 | 发送装置、接收装置以及无线通信方法 |
JP7230054B2 (ja) | 2017-12-06 | 2023-02-28 | マーベル アジア ピーティーイー、リミテッド | 車両環境の物理層プロトコルデータユニットを生成するための方法および装置 |
WO2019207425A1 (en) * | 2018-04-26 | 2019-10-31 | Marvell World Trade Ltd. | Pilots for wireless access in vehicular environments |
JP2019220811A (ja) * | 2018-06-19 | 2019-12-26 | 株式会社デンソー | 移動局 |
KR20210085059A (ko) | 2019-12-30 | 2021-07-08 | 에스엘 주식회사 | 차량용 램프 |
KR20210084881A (ko) | 2019-12-30 | 2021-07-08 | 에스엘 주식회사 | 차량용 램프 |
CN114337968B (zh) * | 2021-12-28 | 2023-06-06 | 湖南智领通信科技有限公司 | 基于实时测控数据的主动式导频调整方法及装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002065685A1 (fr) * | 2001-02-08 | 2002-08-22 | Wavecom | Procede d'extraction d'un motif de reference variable |
JP2003060609A (ja) * | 2001-08-10 | 2003-02-28 | Mitsubishi Electric Corp | 通信方法および通信装置 |
Family Cites Families (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5559789A (en) * | 1994-01-31 | 1996-09-24 | Matsushita Electric Industrial Co., Ltd. | CDMA/TDD Radio Communication System |
JPH08265184A (ja) * | 1995-03-22 | 1996-10-11 | Mitsubishi Electric Corp | マルチキャリア変調方式用受信機 |
US5960028A (en) | 1995-08-11 | 1999-09-28 | Sharp Kabushiki Kaisha | Spread spectrum communication system |
JP3337613B2 (ja) * | 1996-03-05 | 2002-10-21 | シャープ株式会社 | スペクトル拡散通信システム |
JPH1084313A (ja) * | 1996-09-10 | 1998-03-31 | Oki Electric Ind Co Ltd | 送信電力制御装置 |
US6900775B2 (en) * | 1997-03-03 | 2005-05-31 | Celletra Ltd. | Active antenna array configuration and control for cellular communication systems |
DE69839871D1 (de) * | 1997-05-16 | 2008-09-25 | Ntt Docomo Inc | Verfahren und anordnungen zum senden und empfangen mit variabler geschwindigkeit |
JP3897427B2 (ja) * | 1997-12-01 | 2007-03-22 | 松下電器産業株式会社 | 基地局装置、移動局装置、移動体通信システム、無線送信方法及び無線受信方法 |
JPH11220469A (ja) * | 1998-01-30 | 1999-08-10 | Sony Corp | 通信方法、送信方法、送信装置及び受信装置 |
DE69838807T2 (de) * | 1998-02-18 | 2008-10-30 | Sony Deutschland Gmbh | Abbildung von Mehrträgersignalen in GSM-Zeitschlitzen |
EP0938208A1 (en) * | 1998-02-22 | 1999-08-25 | Sony International (Europe) GmbH | Multicarrier transmission, compatible with the existing GSM system |
JP2894340B1 (ja) * | 1998-03-04 | 1999-05-24 | 日本電気株式会社 | スペクトラム拡散通信方式 |
JP3798549B2 (ja) * | 1998-03-18 | 2006-07-19 | 富士通株式会社 | 無線基地局のマルチビームアンテナシステム |
JPH11284597A (ja) * | 1998-03-31 | 1999-10-15 | Jisedai Digital Television Hoso System Kenkyusho:Kk | Ofdm伝送方式 |
JP3214466B2 (ja) * | 1998-04-07 | 2001-10-02 | 日本電気株式会社 | 移動通信システム及びその通信制御方法並びにそれに用いる基地局及び移動局 |
JP2000151548A (ja) | 1998-11-05 | 2000-05-30 | Matsushita Electric Ind Co Ltd | Ofdm通信装置 |
US6208204B1 (en) * | 1998-12-14 | 2001-03-27 | Ntt Mobile Communications Network, Inc. | Feedforward amplifier |
US7027464B1 (en) | 1999-07-30 | 2006-04-11 | Matsushita Electric Industrial Co., Ltd. | OFDM signal transmission scheme, and OFDM signal transmitter/receiver |
JP4488605B2 (ja) | 1999-07-30 | 2010-06-23 | パナソニック株式会社 | Ofdm信号の伝送方法、送信装置及び受信装置 |
JP2001292124A (ja) | 2000-04-07 | 2001-10-19 | Sony Corp | 受信装置 |
DE60035683T2 (de) * | 2000-08-01 | 2008-06-26 | Sony Deutschland Gmbh | Frequenzwiederverwendungsschema für OFDM-Systeme |
US6721267B2 (en) * | 2000-08-01 | 2004-04-13 | Motorola, Inc. | Time and bandwidth scalable slot format for mobile data system |
EP1603253B1 (en) * | 2000-08-10 | 2007-12-19 | Fujitsu Limited | Transmitting diversity communications apparatus |
JP4000057B2 (ja) * | 2000-11-17 | 2007-10-31 | 松下電器産業株式会社 | Ofdm通信装置 |
US6725055B2 (en) * | 2001-01-05 | 2004-04-20 | Telefonaktiebolaget Lm Ericsson (Publ) | SIR estimation using delay time of power control commands |
JP2004289191A (ja) * | 2001-01-19 | 2004-10-14 | Yozan Inc | Ds−cdmaシステムにおけるパスサーチ方法および受信装置 |
FR2820955B1 (fr) | 2001-02-22 | 2003-04-25 | Laurent Dubief | Procede, moyen de reperage pour positionner un materiau longiligne a nouer, ainsi que materiau et ensemble equipes d'un tel moyen, en particulier cravate et ensemble cravate/chemise |
JP3665598B2 (ja) | 2001-09-26 | 2005-06-29 | 株式会社東芝 | マルチキャリア通信装置 |
EP1313232B1 (en) * | 2001-11-19 | 2004-08-25 | Samsung Electronics Co., Ltd. | Method and apparatus for uplink transmission power control in a cdma communication system |
JP3955463B2 (ja) | 2001-12-05 | 2007-08-08 | ソフトバンクテレコム株式会社 | 直交周波数分割多重通信システム |
US7042858B1 (en) * | 2002-03-22 | 2006-05-09 | Jianglei Ma | Soft handoff for OFDM |
US7313127B2 (en) * | 2002-04-19 | 2007-12-25 | General Electric Company | Method and apparatus for synchronizing a radio telemetry system by way of transmitted-reference, delay-hopped ultra-wideband pilot signal |
CA2428576C (en) * | 2002-05-16 | 2008-10-07 | Ntt Docomo, Inc. | Transmitter for multi-carrier transmission and multi-carrier transmitting method |
US9125061B2 (en) * | 2002-06-07 | 2015-09-01 | Apple Inc. | Systems and methods for channel allocation for forward-link multi-user systems |
JP3875160B2 (ja) * | 2002-08-23 | 2007-01-31 | 株式会社アドバンテスト | 量子干渉を利用した光特性測定装置、方法、プログラムおよび該プログラムを記録した記録媒体 |
KR100507519B1 (ko) * | 2002-12-13 | 2005-08-17 | 한국전자통신연구원 | Ofdma 기반 셀룰러 시스템의 하향링크를 위한 신호구성 방법 및 장치 |
US6904550B2 (en) * | 2002-12-30 | 2005-06-07 | Motorola, Inc. | Velocity enhancement for OFDM systems |
KR101160136B1 (ko) * | 2003-08-12 | 2012-06-26 | 파나소닉 주식회사 | 무선 통신 장치 및 파일럿 심볼 전송 방법 |
EP1542488A1 (en) * | 2003-12-12 | 2005-06-15 | Telefonaktiebolaget LM Ericsson (publ) | Method and apparatus for allocating a pilot signal adapted to the channel characteristics |
-
2004
- 2004-08-11 KR KR1020117029160A patent/KR101160136B1/ko active IP Right Grant
- 2004-08-11 KR KR1020117005925A patent/KR101083141B1/ko active IP Right Grant
- 2004-08-11 US US10/567,551 patent/US8843142B2/en active Active
- 2004-08-11 BR BRPI0413502-4A patent/BRPI0413502B1/pt active IP Right Grant
- 2004-08-11 KR KR1020067003018A patent/KR101083144B1/ko active IP Right Grant
- 2004-08-11 WO PCT/JP2004/011556 patent/WO2005015797A1/ja active Application Filing
- 2004-08-11 KR KR1020127007707A patent/KR101225171B1/ko active IP Right Grant
- 2004-08-11 EP EP12189967.8A patent/EP2560316B1/en active Active
- 2004-08-11 EP EP12189965.2A patent/EP2560315B1/en active Active
- 2004-08-11 RU RU2006104116/09A patent/RU2349043C2/ru active
- 2004-08-11 EP EP04771541.2A patent/EP1643669B1/en active Active
- 2004-08-11 CN CN201610051627.9A patent/CN105577344B/zh active Active
- 2004-08-11 KR KR1020117016693A patent/KR101160135B1/ko active IP Right Grant
- 2004-08-11 JP JP2005513008A patent/JP4427027B2/ja active Active
- 2004-08-11 CN CN200480022735.9A patent/CN1833387B/zh active Active
- 2004-08-11 EP EP18190794.0A patent/EP3429119B1/en active Active
-
2009
- 2009-10-09 JP JP2009235115A patent/JP4663807B2/ja active Active
-
2010
- 2010-07-09 JP JP2010156825A patent/JP4879341B2/ja active Active
-
2011
- 2011-10-14 JP JP2011226813A patent/JP5020400B2/ja active Active
-
2012
- 2012-04-18 JP JP2012094540A patent/JP5367117B2/ja active Active
-
2014
- 2014-08-14 US US14/460,019 patent/US9537632B2/en active Active
-
2016
- 2016-11-21 US US15/357,919 patent/US10476645B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002065685A1 (fr) * | 2001-02-08 | 2002-08-22 | Wavecom | Procede d'extraction d'un motif de reference variable |
JP2003060609A (ja) * | 2001-08-10 | 2003-02-28 | Mitsubishi Electric Corp | 通信方法および通信装置 |
Also Published As
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1833387B (zh) | 无线通信装置以及导频码元传输方法 | |
CN101048963B (zh) | 用于在多载波通信系统中确定信道质量和执行自适应调制/编码的方法和装置 | |
CN104125186B (zh) | 一种解调参考信号图样信息的选取方法、系统及装置 | |
CN102932125B (zh) | 基站装置以及用于基站装置的接收方法 | |
CN100578953C (zh) | 无线发送装置和导频信号插入方法 | |
CN108234099B (zh) | 用于具有四根发射天线的ofdm系统的导频设计 | |
CN1762117B (zh) | 降低通信系统中共信道干扰的方法和设备 | |
CN102204321B (zh) | 无线通信装置以及无线通信系统 | |
CN101212282B (zh) | 基于多输入多输出的通信方法和系统 | |
CN104684055B (zh) | 一种正交频分和空分混合的mimo-ofdm系统dtx功率优化方法 | |
CN101019358A (zh) | 无线通信装置和无线通信方法 | |
KR100705500B1 (ko) | 버스트 모드 ofdm/tdd 시스템의 적응형 변조 및코딩 방식에 대한 정보 송신 및 수신 방법 및 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CI02 | Correction of invention patent application |
Correction item: Priority Correct: 2004.05.31 JP 162388/2004 False: Lack of priority second Number: 37 Page: The title page Volume: 22 |
|
COR | Change of bibliographic data |
Free format text: CORRECT: PRIORITY; FROM: MISSING THE SECOND ARTICLE OF PRIORITY TO: 2004.5.31 JP 162388/2004 |
|
ASS | Succession or assignment of patent right |
Owner name: INTELLECTUAL PROPERTY BRIDGE NO. 1 CO., LTD. Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20140307 |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20140307 Address after: Tokyo, Japan Applicant after: GODO KAISHA IP BRIDGE 1 Address before: Osaka Applicant before: Matsushita Electric Industrial Co., Ltd. |
|
TA01 | Transfer of patent application right | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |