DE3788797D1 - System zur Auslöschung von Interferenzen. - Google Patents

System zur Auslöschung von Interferenzen.

Info

Publication number
DE3788797D1
DE3788797D1 DE87906931T DE3788797T DE3788797D1 DE 3788797 D1 DE3788797 D1 DE 3788797D1 DE 87906931 T DE87906931 T DE 87906931T DE 3788797 T DE3788797 T DE 3788797T DE 3788797 D1 DE3788797 D1 DE 3788797D1
Authority
DE
Germany
Prior art keywords
interference cancellation
cancellation system
interference
cancellation
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 - Fee Related
Application number
DE87906931T
Other languages
English (en)
Other versions
DE3788797T2 (de
Inventor
Kenichi Minamisono
Masayuki Yasunaga
Fumio Watanabe
Noboru Baba
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.)
KDDI Corp
Original Assignee
Kokusai Denshin Denwa KK
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
Priority claimed from JP24953286A external-priority patent/JPS63105532A/ja
Priority claimed from JP62173013A external-priority patent/JPS6417519A/ja
Application filed by Kokusai Denshin Denwa KK filed Critical Kokusai Denshin Denwa KK
Application granted granted Critical
Publication of DE3788797D1 publication Critical patent/DE3788797D1/de
Publication of DE3788797T2 publication Critical patent/DE3788797T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/12—Neutralising, balancing, or compensation arrangements
    • H04B1/123—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means
    • H04B1/126—Neutralising, balancing, or compensation arrangements using adaptive balancing or compensation means having multiple inputs, e.g. auxiliary antenna for receiving interfering signal
DE87906931T 1986-10-22 1987-10-21 System zur Auslöschung von Interferenzen. Expired - Fee Related DE3788797T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP24953286A JPS63105532A (ja) 1986-10-22 1986-10-22 干渉波抑圧方式
JP62173013A JPS6417519A (en) 1987-07-13 1987-07-13 Interference wave suppressing system
PCT/JP1987/000806 WO1988003340A1 (en) 1986-10-22 1987-10-21 System for suppressing interfering waves

Publications (2)

Publication Number Publication Date
DE3788797D1 true DE3788797D1 (de) 1994-02-24
DE3788797T2 DE3788797T2 (de) 1994-04-28

Family

ID=26495144

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87906931T Expired - Fee Related DE3788797T2 (de) 1986-10-22 1987-10-21 System zur Auslöschung von Interferenzen.

Country Status (4)

Country Link
US (1) US4893350A (de)
EP (1) EP0289617B1 (de)
DE (1) DE3788797T2 (de)
WO (1) WO1988003340A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2761281B2 (ja) * 1990-05-17 1998-06-04 富士通株式会社 マルチキャリア通信システムの暗号化通信方式
US5373297A (en) * 1990-12-31 1994-12-13 The United States Of America As Represented By The Secretary Of The Navy Microwave repeater with broadband active and/or passive isolation control
US5289194A (en) * 1992-06-25 1994-02-22 The United States Of America As Represented By The Secretary Of The Navy Combiner for two dimensional adaptive interference suppression system
FR2697116A1 (fr) * 1992-10-16 1994-04-22 Thomson Csf Dispositif de réduction de la puissance des signaux parasites reçus par les lobes secondaires d'une antenne.
GB2272606B (en) * 1992-11-17 1996-05-01 Northern Telecom Ltd Broadband interference reduction
EP0609735B1 (de) * 1993-01-30 2000-04-05 THOMSON multimedia Frequenzumsetzer
CN1056255C (zh) * 1993-01-30 2000-09-06 汤姆森电子消费品公司 变频器
US5818517A (en) * 1993-11-12 1998-10-06 Northern Telecom Limited Broadband interference reduction
US5489869A (en) * 1994-05-17 1996-02-06 Rockwell International Antenna control unit attenuator and Bi-phase modulator
US5497162A (en) * 1995-01-09 1996-03-05 Northrop Grumman Corporation Radar signal selection based upon antenna bearing
US5742591A (en) * 1995-06-07 1998-04-21 General Instrument Corporation Interference cancellation system for CATV return transmissions
US5757312A (en) * 1997-03-04 1998-05-26 Northrop Grumman Corporation Method and apparatus for hard-wired adaptive cancellation
US6289004B1 (en) * 1998-03-12 2001-09-11 Interdigital Technology Corporation Adaptive cancellation of fixed interferers
US6714775B1 (en) 2000-02-24 2004-03-30 Veridian Engineering, Inc. Interference canceller
US6968171B2 (en) * 2002-06-04 2005-11-22 Sierra Wireless, Inc. Adaptive noise reduction system for a wireless receiver
US20040042569A1 (en) * 2002-09-03 2004-03-04 Electro-Radiation Incorporated Method and apparatus to provide communication protection technology for satellite earth stations
JP4154229B2 (ja) * 2002-12-27 2008-09-24 富士通株式会社 適応アレーアンテナ制御装置
US7558554B2 (en) * 2004-02-24 2009-07-07 Broadcom Corporation Method and system for antenna selection diversity with prediction
DE102004040015B4 (de) * 2004-08-16 2006-12-07 S.M.S., Smart Microwave Sensors Gmbh Verfahren und Vorrichtung zur Detektion eines von einer Sendeantenne ausgesandten elektromagnetischen Signals
US8406721B2 (en) * 2006-09-29 2013-03-26 Broadcom Corporation Method and system for reusing antennas in a multi-antenna system while operating in a narrowband receiving mode
US7634246B2 (en) * 2006-09-29 2009-12-15 Broadcom Corporation Method and system for blocker attenuation using multiple receive antennas
US8903346B2 (en) 2011-03-28 2014-12-02 Adc Telecommunications, Inc. External mounted amplifiers with active interference cancelation using diversity antennas
US8781429B2 (en) 2012-10-09 2014-07-15 Exelis Inc. Ordered electromagnetic interference cancellation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3177489A (en) * 1960-01-11 1965-04-06 Thompson Ramo Wooldridge Inc Interference suppression systems
US4044359A (en) * 1962-01-09 1977-08-23 General Electric Company Multiple intermediate frequency side-lobe canceller
US4075633A (en) * 1974-10-25 1978-02-21 The United States Of America As Represented By The Secretary Of The Navy Space adaptive coherent sidelobe canceller
US3978483A (en) * 1974-12-26 1976-08-31 The United States Of America As Represented By The Secretary Of The Navy Stable base band adaptive loop
US4320535A (en) * 1979-10-03 1982-03-16 Bell Telephone Laboratories, Incorporated Adaptive interference suppression arrangement
JPS56136039A (en) * 1980-03-28 1981-10-23 Nippon Telegr & Teleph Corp <Ntt> Interference compensator
JPS57111132A (en) * 1980-12-26 1982-07-10 Nec Corp Disturbing wave rejecting and receiving system
US4742568A (en) * 1985-06-10 1988-05-03 Nec Corporation Receiver for antenna switching diversity systems

Also Published As

Publication number Publication date
DE3788797T2 (de) 1994-04-28
EP0289617B1 (de) 1994-01-12
US4893350A (en) 1990-01-09
WO1988003340A1 (en) 1988-05-05
EP0289617A1 (de) 1988-11-09
EP0289617A4 (en) 1990-12-27

Similar Documents

Publication Publication Date Title
DE3788797D1 (de) System zur Auslöschung von Interferenzen.
ATE57924T1 (de) 3-aryloxy-3-substituierte-propanamine.
DE3787787D1 (de) Kommunikationssystem.
IT8821447A0 (it) Guarnizione.
FI883560A (fi) System foer att bestaemma en fysikalisk storhets extremvaerde.
ATE63533T1 (de) Xylolisomerisierung.
NO874403D0 (no) Lokk.
FI862627A0 (fi) System foer reglerande av en krans hastighet.
DE3768379D1 (de) Schabeanlage.
NO873687D0 (no) Dekningsbelegg.
DE3783398T2 (de) Filteranlage.
DE3780489D1 (de) Abscheidungsverfahren.
FI871879A (fi) Herbicider.
DE3787051D1 (de) Immunotestverfahren.
DE3768032D1 (de) Kommunikationssystem.
FI874637A0 (fi) Polyesterfiberfyllmedel.
DE3787252D1 (de) Ortungssystem.
ES2023141B3 (es) Algunas 3-benzoil-4-oxolactamas.
NO880055D0 (no) Lokaliseringssystem.
ES2023895B3 (es) Compuestos de revestimiento.
FI873060A (fi) Modifierad vaevnads-plasmin-aktivator.
DE3787309T2 (de) Filteranlage.
NO875180D0 (no) Ettergivende hylse.
DE3763648D1 (de) Rollski.
DE3681338D1 (de) System zur verminderung von stoersignalen.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee