JP4381749B2 - 無線通信装置及び無線通信方法 - Google Patents

無線通信装置及び無線通信方法 Download PDF

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Publication number
JP4381749B2
JP4381749B2 JP2003297117A JP2003297117A JP4381749B2 JP 4381749 B2 JP4381749 B2 JP 4381749B2 JP 2003297117 A JP2003297117 A JP 2003297117A JP 2003297117 A JP2003297117 A JP 2003297117A JP 4381749 B2 JP4381749 B2 JP 4381749B2
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JP
Japan
Prior art keywords
transmission
symbol
symbols
station
antenna
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Expired - Lifetime
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JP2003297117A
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English (en)
Japanese (ja)
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JP2004135302A5 (enExample
JP2004135302A (ja
Inventor
洋一 中川
雅之 折橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Publication date
Priority to JP2003297117A priority Critical patent/JP4381749B2/ja
Application filed by Panasonic Corp, Matsushita Electric Industrial Co Ltd filed Critical Panasonic Corp
Priority to CNB038181398A priority patent/CN100488097C/zh
Priority to EP03797584A priority patent/EP1531558B1/en
Priority to DE60315470T priority patent/DE60315470T2/de
Priority to AU2003266513A priority patent/AU2003266513A1/en
Priority to PCT/JP2003/011688 priority patent/WO2004028031A1/ja
Priority to US10/520,028 priority patent/US7720172B2/en
Publication of JP2004135302A publication Critical patent/JP2004135302A/ja
Publication of JP2004135302A5 publication Critical patent/JP2004135302A5/ja
Application granted granted Critical
Publication of JP4381749B2 publication Critical patent/JP4381749B2/ja
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    • 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
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
    • H04K1/00—Secret communication
    • H04K1/02—Secret communication by adding a second signal to make the desired signal unintelligible
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2003297117A 2002-09-19 2003-08-21 無線通信装置及び無線通信方法 Expired - Lifetime JP4381749B2 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP2003297117A JP4381749B2 (ja) 2002-09-19 2003-08-21 無線通信装置及び無線通信方法
EP03797584A EP1531558B1 (en) 2002-09-19 2003-09-12 Device and method for transmitting encrypted data over a broadband channel
DE60315470T DE60315470T2 (de) 2002-09-19 2003-09-12 Vorrichtung und Verfahren zur Übertragung von verschlüsselten Daten über einen breitbanden Kanal
AU2003266513A AU2003266513A1 (en) 2002-09-19 2003-09-12 Transmitting apparatus, receiving apparatus, radio communication method, and radio communication system
CNB038181398A CN100488097C (zh) 2002-09-19 2003-09-12 发送装置、接收装置、无线通信方法和无线通信系统
PCT/JP2003/011688 WO2004028031A1 (ja) 2002-09-19 2003-09-12 送信装置、受信装置、無線通信方法及び無線通信システム
US10/520,028 US7720172B2 (en) 2002-09-19 2003-09-12 Transmitting apparatus receiving apparatus, radio communication method and radio communication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002272534 2002-09-19
JP2003297117A JP4381749B2 (ja) 2002-09-19 2003-08-21 無線通信装置及び無線通信方法

Publications (3)

Publication Number Publication Date
JP2004135302A JP2004135302A (ja) 2004-04-30
JP2004135302A5 JP2004135302A5 (enExample) 2006-08-03
JP4381749B2 true JP4381749B2 (ja) 2009-12-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003297117A Expired - Lifetime JP4381749B2 (ja) 2002-09-19 2003-08-21 無線通信装置及び無線通信方法

Country Status (7)

Country Link
US (1) US7720172B2 (enExample)
EP (1) EP1531558B1 (enExample)
JP (1) JP4381749B2 (enExample)
CN (1) CN100488097C (enExample)
AU (1) AU2003266513A1 (enExample)
DE (1) DE60315470T2 (enExample)
WO (1) WO2004028031A1 (enExample)

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JP4514463B2 (ja) 2003-02-12 2010-07-28 パナソニック株式会社 送信装置及び無線通信方法
JP4185023B2 (ja) * 2004-06-29 2008-11-19 株式会社東芝 無線通信装置
KR20070046824A (ko) * 2004-07-29 2007-05-03 마쓰시다 일렉트릭 인더스트리얼 컴패니 리미티드 무선 통신 장치 및 무선 통신 방법
ITTO20050013A1 (it) * 2005-01-13 2006-07-14 Cis S P A Metodo e dispositivo per la generazione e l'autenticazione di una chiave crittografica utilizzata per la reciproca autenticazione di due stazioni mobili
KR100924187B1 (ko) 2005-08-23 2009-10-29 미쓰비시덴키 가부시키가이샤 무선 통신 시스템 및 통신 장치
WO2007031088A1 (en) * 2005-09-15 2007-03-22 Aalborg Universited A method for sending secure information or increasing communication capacity via coding of wavefronts and a system using said method
WO2007031089A1 (en) * 2005-09-15 2007-03-22 Aalborg Universitet A method for secure communication in a wireless communication system
US8743843B2 (en) 2006-01-11 2014-06-03 Qualcomm Incorporated Methods and apparatus relating to timing and/or synchronization including the use of wireless terminals beacon signals
US8811369B2 (en) 2006-01-11 2014-08-19 Qualcomm Incorporated Methods and apparatus for supporting multiple communications modes of operation
WO2008156700A2 (en) * 2007-06-15 2008-12-24 Worcester Polytechnic Institute Precision location methods and systems
JP4935701B2 (ja) * 2008-02-04 2012-05-23 Ｋｄｄｉ株式会社 直交周波数分割多重通信装置及び方法
US8595501B2 (en) 2008-05-09 2013-11-26 Qualcomm Incorporated Network helper for authentication between a token and verifiers
CN102090144B (zh) * 2008-07-08 2014-07-09 皇家飞利浦电子股份有限公司 用于确定led发光单元的相对位置的方法和装置
JP5177527B2 (ja) * 2008-07-28 2013-04-03 シャープ株式会社 通信システム、受信装置及び通信方法
US8428580B1 (en) * 2010-06-30 2013-04-23 Rockwell Collins, Inc. Aviation cellular communications system and method
KR101744355B1 (ko) 2011-01-19 2017-06-08 삼성전자주식회사 상호 계층 최적화를 이용한 멀티미디어 데이터 패킷을 송신하는 방법 및 장치
KR20150004497A (ko) * 2013-07-02 2015-01-13 한국전자통신연구원 태그 송신 장치 및 방법과 리더 수신 장치
DE102013011529B3 (de) * 2013-07-10 2014-10-16 Audi Ag Rundfunkempfangsgerät
CN104394529B (zh) * 2014-11-27 2018-09-04 北京智谷睿拓技术服务有限公司 发射控制方法及装置、信息获取方法及装置
JP6476962B2 (ja) * 2015-02-13 2019-03-06 オムロン株式会社 無線通信制御システム、無線通信制御装置、無線通信制御方法、及び指向性情報生成方法
TWI583145B (zh) * 2015-09-22 2017-05-11 啟碁科技股份有限公司 射頻收發系統
JP6635380B2 (ja) * 2015-12-24 2020-01-22 パナソニックＩｐマネジメント株式会社 方向推定方法、位置推定方法および方向推定装置
KR102651467B1 (ko) * 2016-11-07 2024-03-27 삼성전자주식회사 전자 장치 및 그의 무선 신호 송신 방법

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US599533A (en) * 1898-02-22 Horace l
US5361276A (en) * 1993-09-13 1994-11-01 At&T Bell Laboratories All digital maximum likelihood based spread spectrum receiver
US5604806A (en) * 1995-01-20 1997-02-18 Ericsson Inc. Apparatus and method for secure radio communication
US6373832B1 (en) * 1998-07-02 2002-04-16 Lucent Technologies Inc. Code division multiple access communication with enhanced multipath diversity
DE19848915C2 (de) * 1998-10-23 2000-11-02 Alcatel Sa Verbessern der Abhörsicherheit von Mobiltelefonen
US6876645B1 (en) * 2000-07-05 2005-04-05 Ericsson Inc. Delay and channel estimation for multi-carrier CDMA system
US6834043B1 (en) * 2000-07-24 2004-12-21 Motorola, Inc. Method and device for exploiting transmit diversity in time varying wireless communication systems
US6424678B1 (en) * 2000-08-01 2002-07-23 Motorola, Inc. Scalable pattern methodology for multi-carrier communication systems
JP4794085B2 (ja) 2000-08-30 2011-10-12 パナソニック株式会社 データ伝送装置及び無線通信システム
GB0029424D0 (en) * 2000-12-02 2001-01-17 Koninkl Philips Electronics Nv Radio communication system
US20020111142A1 (en) 2000-12-18 2002-08-15 Klimovitch Gleb V. System, apparatus, and method of estimating multiple-input multiple-output wireless channel with compensation for phase noise and frequency offset
WO2002058246A2 (en) * 2001-01-17 2002-07-25 Koninklijke Philips Electronics N.V. Robust checksums
US20020176485A1 (en) * 2001-04-03 2002-11-28 Hudson John E. Multi-cast communication system and method of estimating channel impulse responses therein
US6859503B2 (en) * 2001-04-07 2005-02-22 Motorola, Inc. Method and system in a transceiver for controlling a multiple-input, multiple-output communications channel
US20020193146A1 (en) * 2001-06-06 2002-12-19 Mark Wallace Method and apparatus for antenna diversity in a wireless communication system
US6944244B2 (en) * 2001-09-18 2005-09-13 Thomson Licensing S.A. Mechanism for OFDM equalizer tap initialization using an adaptive algorithm
US6760388B2 (en) * 2001-12-07 2004-07-06 Qualcomm Incorporated Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems
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US7197084B2 (en) * 2002-03-27 2007-03-27 Qualcomm Incorporated Precoding for a multipath channel in a MIMO system

Also Published As

Publication number Publication date
WO2004028031A1 (ja) 2004-04-01
AU2003266513A1 (en) 2004-04-08
DE60315470D1 (de) 2007-09-20
CN100488097C (zh) 2009-05-13
US20060058061A1 (en) 2006-03-16
JP2004135302A (ja) 2004-04-30
EP1531558A1 (en) 2005-05-18
EP1531558A4 (en) 2006-04-05
CN1672344A (zh) 2005-09-21
US7720172B2 (en) 2010-05-18
EP1531558B1 (en) 2007-08-08
DE60315470T2 (de) 2008-03-20

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