FI922178A - Kretssystem, foer koppling av rf-signaler. - Google Patents

Kretssystem, foer koppling av rf-signaler. Download PDF

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Publication number
FI922178A
FI922178A FI922178A FI922178A FI922178A FI 922178 A FI922178 A FI 922178A FI 922178 A FI922178 A FI 922178A FI 922178 A FI922178 A FI 922178A FI 922178 A FI922178 A FI 922178A
Authority
FI
Finland
Prior art keywords
kretssystem
signaler
signals
koppling
foer
Prior art date
Application number
FI922178A
Other languages
English (en)
Other versions
FI922178A0 (fi
FI107969B (fi
Inventor
Bertram Fischer
Gerhard Maier
Original Assignee
Thomson Brandt Gmbh
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 Thomson Brandt Gmbh filed Critical Thomson Brandt Gmbh
Publication of FI922178A0 publication Critical patent/FI922178A0/fi
Publication of FI922178A publication Critical patent/FI922178A/fi
Application granted granted Critical
Publication of FI107969B publication Critical patent/FI107969B/fi

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/16—Modifications for eliminating interference voltages or currents
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/74—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of diodes
    • H03K17/76—Switching arrangements with several input- or output-terminals, e.g. multiplexers, distributors
FI922178A 1989-11-15 1992-05-13 Piirijärjestely rf-signaalien kytkemistä varten FI107969B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE3937934A DE3937934A1 (de) 1989-11-15 1989-11-15 Schaltungsanordnung zur durchschaltung von hf-signalen
DE3937934 1989-11-15
PCT/EP1990/001832 WO1991007820A1 (en) 1989-11-15 1990-11-02 Circuit arrangement for switching of rf signals
EP9001832 1990-11-02

Publications (3)

Publication Number Publication Date
FI922178A0 FI922178A0 (fi) 1992-05-13
FI922178A true FI922178A (fi) 1992-05-13
FI107969B FI107969B (fi) 2001-10-31

Family

ID=6393550

Family Applications (1)

Application Number Title Priority Date Filing Date
FI922178A FI107969B (fi) 1989-11-15 1992-05-13 Piirijärjestely rf-signaalien kytkemistä varten

Country Status (15)

Country Link
US (1) US5327017A (fi)
EP (1) EP0500577B1 (fi)
JP (1) JP2944743B2 (fi)
KR (1) KR920704425A (fi)
CN (1) CN1020032C (fi)
AT (1) ATE120906T1 (fi)
AU (1) AU6608090A (fi)
DE (2) DE3937934A1 (fi)
ES (1) ES2072451T3 (fi)
FI (1) FI107969B (fi)
HK (1) HK16696A (fi)
HU (2) HUT63277A (fi)
TR (1) TR25466A (fi)
WO (1) WO1991007820A1 (fi)
ZA (1) ZA909180B (fi)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4426015B4 (de) * 1994-07-22 2006-01-12 Deutsche Thomson-Brandt Gmbh Schaltung zum Umschalten eines Ausgangs zwischen zwei HF-Signal-Eingängen
US5532655A (en) * 1995-02-24 1996-07-02 Hewlett-Packard Company Method and apparatus for AC/DC signal multiplexing
DE19538172A1 (de) * 1995-10-13 1997-04-17 Philips Patentverwaltung Schaltungsanordnung zum Einspeisen eines Antennensignals
US6218882B1 (en) * 1995-12-23 2001-04-17 Nec Corporation Diode circuit for clamping the signals on a transmission line to a predetermined potential
US5777530A (en) * 1996-01-31 1998-07-07 Matsushita Electric Industrial Co., Ltd. Switch attenuator
JP3094920B2 (ja) * 1996-10-11 2000-10-03 日本電気株式会社 半導体スイッチ
JP2000101376A (ja) * 1998-09-21 2000-04-07 General Res Of Electronics Inc 可変容量回路
JP3807931B2 (ja) * 2000-11-29 2006-08-09 アルプス電気株式会社 信号切替回路
JP3610924B2 (ja) * 2001-05-30 2005-01-19 株式会社村田製作所 アンテナ共用器および通信装置
CN100568730C (zh) * 2003-03-28 2009-12-09 Nxp股份有限公司 电子可控rf转换器
US20060017607A1 (en) * 2004-07-26 2006-01-26 Kyocera Corporation Amplitude modulator, selector switch, high frequency transmitting/receiving apparatus including the same, and radar apparatus, and radar apparatus-mounting vehicle and radar apparatus-mounting small ship
KR20070048751A (ko) 2004-08-25 2007-05-09 코닌클리즈케 필립스 일렉트로닉스 엔.브이. Ｒｆ 선택 스위치 회로, 튜닝 시스템 및 ｒｆ 신호 수신장치
US7898359B2 (en) * 2005-01-17 2011-03-01 St-Ericsson Sa Modular switching arrangement
JP2006319435A (ja) 2005-05-10 2006-11-24 Alps Electric Co Ltd スイッチ回路
CN103885011B (zh) * 2012-12-20 2017-04-05 西门子(深圳)磁共振有限公司 一种适配器、线圈和磁共振成像系统
CN103634021B (zh) * 2013-12-09 2016-05-18 深圳市双赢伟业科技股份有限公司 一种无线射频开关电路

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2657318A (en) * 1952-03-22 1953-10-27 Bell Telephone Labor Inc Electronic switch
FR1519740A (fr) * 1967-02-20 1968-04-05 Cit Alcatel Cellule d'affaiblissement à diodes
FR2071347A5 (fi) * 1969-12-24 1971-09-17 Centre Nat Etd Spatiales
US3715647A (en) * 1971-03-31 1973-02-06 Ajax Magnethermic Corp Frequency converter for converting multiphase low frequency alternating current into single-phase higher frequency alternating current
US3748499A (en) * 1971-12-20 1973-07-24 Teledyne Ryan Aeronautical Voltage variable non-induction phase shifter with monolithic implementation
JPS567526A (en) * 1979-07-02 1981-01-26 Oki Electric Ind Co Ltd Diode switch circuit including resonant circuit
US4316108A (en) * 1979-09-25 1982-02-16 Rogers Jr Walter M Tracking filter for FM threshold extension
US4363033A (en) * 1980-06-02 1982-12-07 Gte Products Corporation Video switch circuit
JPS5848144U (ja) * 1981-09-28 1983-03-31 アルプス電気株式会社 高周波スイツチ回路装置
NO831718L (no) * 1983-05-13 1984-11-14 Vingmed As Fremgangsmaate og apparat ved blodstroem-hastighetsmaaling med ultralyd for dannelse av todimensjonal avbildning av blodets hastighet
JPS60260220A (ja) * 1984-06-06 1985-12-23 Sharp Corp Ｒｆ可変減衰回路
US4679247A (en) * 1985-03-27 1987-07-07 Cincinnati Microwave, Inc. FM receiver
US4598423A (en) * 1985-02-28 1986-07-01 Rca Corporation Tuning circuit for a multiband tuner
FR2612023B1 (fr) * 1987-03-03 1994-04-08 Aerospatiale Ste Nationale Indle Dispositif de commande bidirectionnelle d'un signal electrique de puissance a tres haute frequence
JPS63286023A (ja) * 1987-05-19 1988-11-22 Matsushita Electric Ind Co Ltd 受信機のアンテナ入力切換回路

Also Published As

Publication number Publication date
EP0500577A1 (en) 1992-09-02
CN1020032C (zh) 1993-03-03
FI922178A0 (fi) 1992-05-13
FI107969B (fi) 2001-10-31
TR25466A (tr) 1993-05-01
CN1051833A (zh) 1991-05-29
KR920704425A (ko) 1992-12-19
DE69018475T2 (de) 1995-08-17
JPH05501642A (ja) 1993-03-25
ES2072451T3 (es) 1995-07-16
EP0500577B1 (en) 1995-04-05
WO1991007820A1 (en) 1991-05-30
DE3937934A1 (de) 1991-05-16
ATE120906T1 (de) 1995-04-15
HU9201566D0 (en) 1992-08-28
HUT63277A (en) 1993-07-28
US5327017A (en) 1994-07-05
HK16696A (en) 1996-02-02
ZA909180B (en) 1991-09-25
JP2944743B2 (ja) 1999-09-06
AU6608090A (en) 1991-06-13
DE69018475D1 (de) 1995-05-11

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MA Patent expired