DE3683420D1 - Signalsendeanlage und in der anlage verwendeter sender und empfaenger. - Google Patents

Signalsendeanlage und in der anlage verwendeter sender und empfaenger.

Info

Publication number
DE3683420D1
DE3683420D1 DE8686201177T DE3683420T DE3683420D1 DE 3683420 D1 DE3683420 D1 DE 3683420D1 DE 8686201177 T DE8686201177 T DE 8686201177T DE 3683420 T DE3683420 T DE 3683420T DE 3683420 D1 DE3683420 D1 DE 3683420D1
Authority
DE
Germany
Prior art keywords
transmitters
signal transmitter
receivers used
receivers
transmitter
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.)
Expired - Lifetime
Application number
DE8686201177T
Other languages
English (en)
Inventor
Christopher Brian Marshall
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3683420D1 publication Critical patent/DE3683420D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04B7/12—Frequency diversity
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/68—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for wholly or partially suppressing the carrier or one side band
    • 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
    • H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
    • H04L5/26—Arrangements affording multiple use of the transmission path using time-division multiplexing combined with the use of different frequencies
DE8686201177T 1985-07-08 1986-07-04 Signalsendeanlage und in der anlage verwendeter sender und empfaenger. Expired - Lifetime DE3683420D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB08517230A GB2177876A (en) 1985-07-08 1985-07-08 Radio system and a transmitter and a receiver for use in the system

Publications (1)

Publication Number Publication Date
DE3683420D1 true DE3683420D1 (de) 1992-02-27

Family

ID=10581962

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686201177T Expired - Lifetime DE3683420D1 (de) 1985-07-08 1986-07-04 Signalsendeanlage und in der anlage verwendeter sender und empfaenger.

Country Status (7)

Country Link
US (1) US4768187A (de)
EP (1) EP0210688B1 (de)
JP (1) JP2594547B2 (de)
AU (1) AU586769B2 (de)
DE (1) DE3683420D1 (de)
DK (1) DK319186A (de)
GB (1) GB2177876A (de)

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DE69327837T2 (de) * 1992-12-01 2000-10-12 Koninkl Philips Electronics Nv Teilband-Diversityübertragungssystem
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US5970410A (en) * 1996-02-27 1999-10-19 Airnet Communications Corp. Cellular system plan using in band-translators to enable efficient deployment of high capacity base transceiver systems
US5734676A (en) * 1996-05-24 1998-03-31 International Business Machines Corporation Apparatus, method and article of manufacture for carrier frequency compensation in a FM radio receiver
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US6694128B1 (en) 1998-08-18 2004-02-17 Parkervision, Inc. Frequency synthesizer using universal frequency translation technology
US6061551A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for down-converting electromagnetic signals
US6091940A (en) 1998-10-21 2000-07-18 Parkervision, Inc. Method and system for frequency up-conversion
US7515896B1 (en) * 1998-10-21 2009-04-07 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same, and aperture relationships
US6813485B2 (en) 1998-10-21 2004-11-02 Parkervision, Inc. Method and system for down-converting and up-converting an electromagnetic signal, and transforms for same
US6049706A (en) 1998-10-21 2000-04-11 Parkervision, Inc. Integrated frequency translation and selectivity
US6061555A (en) 1998-10-21 2000-05-09 Parkervision, Inc. Method and system for ensuring reception of a communications signal
US7039372B1 (en) 1998-10-21 2006-05-02 Parkervision, Inc. Method and system for frequency up-conversion with modulation embodiments
US6370371B1 (en) 1998-10-21 2002-04-09 Parkervision, Inc. Applications of universal frequency translation
US6560301B1 (en) 1998-10-21 2003-05-06 Parkervision, Inc. Integrated frequency translation and selectivity with a variety of filter embodiments
US6542722B1 (en) 1998-10-21 2003-04-01 Parkervision, Inc. Method and system for frequency up-conversion with variety of transmitter configurations
US7236754B2 (en) 1999-08-23 2007-06-26 Parkervision, Inc. Method and system for frequency up-conversion
FI112741B (fi) 1998-11-26 2003-12-31 Nokia Corp Menetelmä ja järjestely RF-signaalien lähettämiseksi ja vastaanottamiseksi tiedonsiirtojärjestelmien erilaisissa radiorajapinnoissa
US6704558B1 (en) 1999-01-22 2004-03-09 Parkervision, Inc. Image-reject down-converter and embodiments thereof, such as the family radio service
US6704549B1 (en) 1999-03-03 2004-03-09 Parkvision, Inc. Multi-mode, multi-band communication system
US6853690B1 (en) 1999-04-16 2005-02-08 Parkervision, Inc. Method, system and apparatus for balanced frequency up-conversion of a baseband signal and 4-phase receiver and transceiver embodiments
US6879817B1 (en) 1999-04-16 2005-04-12 Parkervision, Inc. DC offset, re-radiation, and I/Q solutions using universal frequency translation technology
US7110444B1 (en) 1999-08-04 2006-09-19 Parkervision, Inc. Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations
US7693230B2 (en) 1999-04-16 2010-04-06 Parkervision, Inc. Apparatus and method of differential IQ frequency up-conversion
US7065162B1 (en) 1999-04-16 2006-06-20 Parkervision, Inc. Method and system for down-converting an electromagnetic signal, and transforms for same
US8295406B1 (en) 1999-08-04 2012-10-23 Parkervision, Inc. Universal platform module for a plurality of communication protocols
GB2354411B (en) * 1999-09-16 2003-11-26 Intek Global Technologies Ltd Digital data communication
US7933555B2 (en) * 1999-10-21 2011-04-26 Broadcom Corporation System and method for reducing phase noise
US8014724B2 (en) 1999-10-21 2011-09-06 Broadcom Corporation System and method for signal limiting
US7010286B2 (en) 2000-04-14 2006-03-07 Parkervision, Inc. Apparatus, system, and method for down-converting and up-converting electromagnetic signals
US7454453B2 (en) 2000-11-14 2008-11-18 Parkervision, Inc. Methods, systems, and computer program products for parallel correlation and applications thereof
US7072427B2 (en) 2001-11-09 2006-07-04 Parkervision, Inc. Method and apparatus for reducing DC offsets in a communication system
US7379883B2 (en) 2002-07-18 2008-05-27 Parkervision, Inc. Networking methods and systems
US7460584B2 (en) 2002-07-18 2008-12-02 Parkervision, Inc. Networking methods and systems
EP1614313B1 (de) * 2003-02-07 2016-08-17 Actix Limited Computerimplementierte verfahren und computerprogrammprodukte zur bewertung von funkkommunikationssystemen
US7424039B2 (en) * 2003-03-28 2008-09-09 Nortel Networks Limited Method and apparatus for processing multiple common frequency signals through a single cable
US7782827B2 (en) * 2003-03-28 2010-08-24 Nortel Networks Limited Method and apparatus for processing multiple common frequency signals through a single cable using circulators
DE10360470B4 (de) * 2003-12-22 2010-11-18 Infineon Technologies Ag Verfahren und Vorrichtung zum Demodulieren eines Empfangssignals
KR100713528B1 (ko) * 2004-03-12 2007-05-02 삼성전자주식회사 직교 주파수 분할 다중 접속 방식을 사용하는 통신시스템에서 서브 채널 신호 송신 장치 및 방법
US7729726B2 (en) * 2004-03-26 2010-06-01 Nortel Networks Limited Feeder cable reduction
US8135086B1 (en) 2004-08-09 2012-03-13 Rockstar Bidco, LP Cable reduction
US8452333B2 (en) * 2005-12-12 2013-05-28 Apple Inc. Feeder cable reduction
TWI577159B (zh) * 2015-08-13 2017-04-01 宏碁股份有限公司 資料分配方法、訊號接收方法、無線傳送及接收裝置
EP3862773A1 (de) * 2020-02-04 2021-08-11 Aptiv Technologies Limited Radarvorrichtung

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB941619A (en) * 1960-12-29 1963-11-13 Ass Elect Ind Improvements in or relating to methods of, and modulation and demodulation circuit arrangements for, frequency translation of alternating current signals
US3462554A (en) * 1966-01-14 1969-08-19 Motorola Inc Transmission system utilizing independent diversity reception on plural sideband components
US3742149A (en) * 1970-05-06 1973-06-26 Nippon Electric Co A frequency division multiplex microwave communication system using polarization division multiplex technique
US3696298A (en) * 1970-07-27 1972-10-03 Kahn Res Lab Audio signal transmission system and method
DE2318247C3 (de) * 1973-04-11 1981-03-26 Siemens AG, 1000 Berlin und 8000 München Einrichtung zur verschleierten Übertragung von Sprachsignalen
NL7808637A (nl) * 1978-08-22 1980-02-26 Philips Nv Ontvanger voor frequentiegemoduleerde signalen met twee quadratuur kanalen.
US4531224A (en) * 1983-06-23 1985-07-23 Motorola, Inc. Low signal-to-noise ratio symbol synchronizer
GB2155262B (en) * 1984-03-01 1988-01-20 Standard Telephones Cables Ltd Radio receiver
KR880700552A (ko) * 1985-04-04 1988-03-15 빈센트 죠셉 로너 디지탈 o-if 선택회로

Also Published As

Publication number Publication date
US4768187A (en) 1988-08-30
EP0210688A3 (en) 1988-12-21
DK319186A (da) 1987-01-09
EP0210688B1 (de) 1992-01-15
AU5974286A (en) 1987-01-15
EP0210688A2 (de) 1987-02-04
AU586769B2 (en) 1989-07-20
GB8517230D0 (en) 1985-08-14
DK319186D0 (da) 1986-07-04
JPS6214541A (ja) 1987-01-23
JP2594547B2 (ja) 1997-03-26
GB2177876A (en) 1987-01-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee