FR2714531B1 - Atténuateur variable. - Google Patents

Atténuateur variable.

Info

Publication number
FR2714531B1
FR2714531B1 FR9415656A FR9415656A FR2714531B1 FR 2714531 B1 FR2714531 B1 FR 2714531B1 FR 9415656 A FR9415656 A FR 9415656A FR 9415656 A FR9415656 A FR 9415656A FR 2714531 B1 FR2714531 B1 FR 2714531B1
Authority
FR
France
Prior art keywords
variable attenuator
attenuator
variable
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
FR9415656A
Other languages
English (en)
Other versions
FR2714531A1 (fr
Inventor
Tomohiko Ono
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of FR2714531A1 publication Critical patent/FR2714531A1/fr
Application granted granted Critical
Publication of FR2714531B1 publication Critical patent/FR2714531B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/22—Attenuating devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/24—Frequency- independent attenuators
    • H03H7/25—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable
    • H03H7/253—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode
    • H03H7/255—Frequency- independent attenuators comprising an element controlled by an electric or magnetic variable the element being a diode the element being a PIN diode
FR9415656A 1993-12-27 1994-12-26 Atténuateur variable. Expired - Fee Related FR2714531B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05332666A JP3134031B2 (ja) 1993-12-27 1993-12-27 アッテネータ

Publications (2)

Publication Number Publication Date
FR2714531A1 FR2714531A1 (fr) 1995-06-30
FR2714531B1 true FR2714531B1 (fr) 1997-01-10

Family

ID=18257520

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9415656A Expired - Fee Related FR2714531B1 (fr) 1993-12-27 1994-12-26 Atténuateur variable.

Country Status (4)

Country Link
US (1) US5477200A (fr)
JP (1) JP3134031B2 (fr)
FR (1) FR2714531B1 (fr)
GB (1) GB2285190B (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2202458C (fr) * 1997-04-11 2001-02-06 Surinder Kumar Dispositif de modulation directe en quadrature de l'amplitude de signaux
JP3446631B2 (ja) * 1998-10-20 2003-09-16 株式会社村田製作所 可変減衰器及び移動体通信機器
JP3438637B2 (ja) * 1999-03-09 2003-08-18 株式会社村田製作所 可変減衰器、複合可変減衰器及び移動体通信機器
CN101051856B (zh) * 2007-01-30 2010-05-26 深圳国人通信有限公司 压控衰减器、压控衰减器的实现方法与应用电路
US8279020B2 (en) * 2010-06-07 2012-10-02 National Taiwan University Units for analog signal processing
US9225290B2 (en) * 2013-11-26 2015-12-29 Microelectronics Technology, Inc. Radio frequency signal amplifying system
DE102016205652A1 (de) * 2016-04-06 2017-10-12 Siemens Ag Österreich Amplitudenmodulator-Schaltung
US10211801B2 (en) * 2016-07-15 2019-02-19 Psemi Corporation Hybrid coupler with phase and attenuation control
US10530320B2 (en) 2016-07-15 2020-01-07 Psemi Corporation Attenuator de-Qing loss improvement and phase balance

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4216445A (en) * 1978-12-22 1980-08-05 The United States Of America As Represented By The Secretary Of The Army Variable resistance attenuator
JPS61139110A (ja) * 1984-12-10 1986-06-26 Nec Corp 可変減衰器
JPS61172403A (ja) * 1985-01-26 1986-08-04 Nec Corp 反射形可変減衰器
JPS62102602A (ja) * 1985-10-30 1987-05-13 Nec Corp 反射型減衰器
US4701724A (en) * 1986-07-15 1987-10-20 Motorola, Inc. Injection switch and directional coupler
US5066930A (en) 1990-10-22 1991-11-19 Westinghous Electric Corp. High efficiency diode phase shifter
FI88564C (fi) * 1991-01-14 1993-05-25 Nokia Mobile Phones Ltd Styrbar hoegfrekvensdaempare

Also Published As

Publication number Publication date
JPH07193407A (ja) 1995-07-28
GB9423568D0 (en) 1995-01-11
US5477200A (en) 1995-12-19
JP3134031B2 (ja) 2001-02-13
GB2285190B (en) 1998-10-14
GB2285190A (en) 1995-06-28
FR2714531A1 (fr) 1995-06-30

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Legal Events

Date Code Title Description
D6 Patent endorsed licences of rights
ST Notification of lapse

Effective date: 20070831