JPH0736493B2 - ミクサの出力信号の擾乱信号成分を低減する方法とこの方法を実行するために形成されたミクサ - Google Patents

ミクサの出力信号の擾乱信号成分を低減する方法とこの方法を実行するために形成されたミクサ

Info

Publication number
JPH0736493B2
JPH0736493B2 JP63206508A JP20650888A JPH0736493B2 JP H0736493 B2 JPH0736493 B2 JP H0736493B2 JP 63206508 A JP63206508 A JP 63206508A JP 20650888 A JP20650888 A JP 20650888A JP H0736493 B2 JPH0736493 B2 JP H0736493B2
Authority
JP
Japan
Prior art keywords
signal
frequency
mixer
output
output signal
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
JP63206508A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01114202A (ja
Inventor
アントン・クスター
ローラント・ケップペリ
Original Assignee
シユペクトロスピン・アクチエンゲゼルシヤフト
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 シユペクトロスピン・アクチエンゲゼルシヤフト filed Critical シユペクトロスピン・アクチエンゲゼルシヤフト
Publication of JPH01114202A publication Critical patent/JPH01114202A/ja
Publication of JPH0736493B2 publication Critical patent/JPH0736493B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/18—Modifications of frequency-changers for eliminating image frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Amplitude Modulation (AREA)
JP63206508A 1987-08-22 1988-08-22 ミクサの出力信号の擾乱信号成分を低減する方法とこの方法を実行するために形成されたミクサ Expired - Fee Related JPH0736493B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873728020 DE3728020A1 (de) 1987-08-22 1987-08-22 Verfahren zum vermindern des anteils an stoersignalen im ausgangssignal eines mischers und zur durchfuehrung des verfahrens ausgebildeter mischer
DE3728020.1 1987-08-22

Publications (2)

Publication Number Publication Date
JPH01114202A JPH01114202A (ja) 1989-05-02
JPH0736493B2 true JPH0736493B2 (ja) 1995-04-19

Family

ID=6334251

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63206508A Expired - Fee Related JPH0736493B2 (ja) 1987-08-22 1988-08-22 ミクサの出力信号の擾乱信号成分を低減する方法とこの方法を実行するために形成されたミクサ

Country Status (4)

Country Link
US (1) US5172394A (US06650917-20031118-M00005.png)
EP (1) EP0304737B1 (US06650917-20031118-M00005.png)
JP (1) JPH0736493B2 (US06650917-20031118-M00005.png)
DE (2) DE3728020A1 (US06650917-20031118-M00005.png)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6480106A (en) * 1987-09-21 1989-03-27 Nippon Telegraph & Telephone Frequency conversion circuit
JP2887987B2 (ja) * 1991-10-23 1999-05-10 日本電気株式会社 ディジタル変調回路
US5502745A (en) * 1993-12-21 1996-03-26 Unisys Corp. BPSK modulator for a digital signal transmitter
US5412352A (en) * 1994-04-18 1995-05-02 Stanford Telecommunications, Inc. Modulator having direct digital synthesis for broadband RF transmission
US6693980B1 (en) * 2000-09-18 2004-02-17 Telasic Communications, Inc. Wideband fast-hopping receiver front-end and mixing method
US7340265B2 (en) 2002-02-28 2008-03-04 Atheros Communications, Inc. Method and apparatus for transient frequency distortion compensation
US7103327B2 (en) * 2002-06-18 2006-09-05 Broadcom, Corp. Single side band transmitter having reduced DC offset
EP1538741A1 (en) * 2003-12-05 2005-06-08 Semiconductor Ideas to The Market (ItoM) BV Multiplier device
US7164285B1 (en) * 2005-08-12 2007-01-16 Stratex Networks, Inc. Directional power detection by quadrature sampling
US7227346B1 (en) 2005-08-23 2007-06-05 Timing Solutions Corporation Two channel digital phase detector
JP2007301653A (ja) * 2006-05-09 2007-11-22 Shigiya Machinery Works Ltd 工作機械に使用されるワーク支持用センタ
JP6304761B2 (ja) * 2014-07-23 2018-04-04 日本電子株式会社 磁気共鳴測定装置
EP4290766A1 (en) * 2022-06-06 2023-12-13 Bull Sas A modulator and a method for modulating the phase of a radiofrequency signal
CN117411546B (zh) * 2023-12-11 2024-02-09 南昌大学 一种led通信能力评价方法及系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60225990A (ja) * 1984-04-25 1985-11-11 オーテツク電子株式会社 非消耗形カ−ド式駐車場管理システム
JPS62148781A (ja) * 1985-12-21 1987-07-02 松下電工株式会社 カ−ドによる解錠システム

Family Cites Families (15)

* 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
FR1350673A (fr) * 1962-10-11 1964-01-31 Labo Cent Telecommunicat Perfectionnements aux dispositifs de déphasage électronique
US4090145A (en) * 1969-03-24 1978-05-16 Webb Joseph A Digital quadrature demodulator
US4404532A (en) * 1978-09-29 1983-09-13 Communications Satellite Corporation Modulator having improved bandwidth and power requirements
DE3007907A1 (de) * 1980-03-01 1981-09-17 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Digitaler empfaenger
US4462001A (en) * 1982-02-22 1984-07-24 Canadian Patents & Development Limited Baseband linearizer for wideband, high power, nonlinear amplifiers
GB2135844B (en) * 1983-02-21 1986-08-28 Nippon Telegraph & Telephone Oscillator with variable frequency and phase
DE3309399A1 (de) * 1983-03-16 1984-09-20 ANT Nachrichtentechnik GmbH, 7150 Backnang Diodenmischer mit vorspannungssteuerung sowie dessen anwendung
JPS60113505A (ja) * 1983-11-24 1985-06-20 Sony Corp 周波数シンセサイザ
FR2559006B1 (fr) * 1984-01-31 1986-05-02 Thomson Csf Dispositif de codage-decodage d'un train de signaux numeriques binaires pour modulateur-demodulateur numerique " oqpsk " a quatre etats de phase
US4613976A (en) * 1984-05-02 1986-09-23 British Columbia Telephone Company Constant envelope offset QPSK modulator
DE3516492A1 (de) * 1985-05-08 1986-11-13 Standard Elektrik Lorenz Ag, 7000 Stuttgart Funkempfaenger
JPS6281947U (US06650917-20031118-M00005.png) * 1985-11-08 1987-05-25
US4726039A (en) * 1986-05-09 1988-02-16 Honeywell Inc. Constant amplitude PSK modulator
US4736170A (en) * 1987-05-08 1988-04-05 Rca Corporation Unbalanced quarternary PSK modulator using unbalanced quadrature coupler

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60225990A (ja) * 1984-04-25 1985-11-11 オーテツク電子株式会社 非消耗形カ−ド式駐車場管理システム
JPS62148781A (ja) * 1985-12-21 1987-07-02 松下電工株式会社 カ−ドによる解錠システム

Also Published As

Publication number Publication date
DE3728020C2 (US06650917-20031118-M00005.png) 1989-09-14
DE3728020A1 (de) 1989-03-02
EP0304737A2 (de) 1989-03-01
DE3886135D1 (de) 1994-01-20
EP0304737B1 (de) 1993-12-08
EP0304737A3 (en) 1990-03-28
JPH01114202A (ja) 1989-05-02
US5172394A (en) 1992-12-15

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