FR2019690A1 - - Google Patents

Info

Publication number
FR2019690A1
FR2019690A1 FR6933553A FR6933553A FR2019690A1 FR 2019690 A1 FR2019690 A1 FR 2019690A1 FR 6933553 A FR6933553 A FR 6933553A FR 6933553 A FR6933553 A FR 6933553A FR 2019690 A1 FR2019690 A1 FR 2019690A1
Authority
FR
France
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.)
Pending
Application number
FR6933553A
Other languages
French (fr)
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.)
Japan Broadcasting Corp
Original Assignee
Nippon Hoso Kyokai NHK
Japan Broadcasting 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 Nippon Hoso Kyokai NHK, Japan Broadcasting Corp filed Critical Nippon Hoso Kyokai NHK
Publication of FR2019690A1 publication Critical patent/FR2019690A1/fr
Pending 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
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/38—Circulators
    • H01P1/383—Junction circulators, e.g. Y-circulators
    • H01P1/387—Strip line circulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B15/00—Suppression or limitation of noise or interference
    • H04B15/02—Reducing interference from electric apparatus by means located at or near the interfering apparatus
    • H04B15/04—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder
    • H04B15/06—Reducing interference from electric apparatus by means located at or near the interfering apparatus the interference being caused by substantially sinusoidal oscillations, e.g. in a receiver or in a tape-recorder by local oscillators of receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Non-Reversible Transmitting Devices (AREA)
FR6933553A 1968-10-02 1969-10-01 Pending FR2019690A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1968085346U JPS4917160Y1 (en) 1968-10-02 1968-10-02

Publications (1)

Publication Number Publication Date
FR2019690A1 true FR2019690A1 (en) 1970-07-03

Family

ID=13856089

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6933553A Pending FR2019690A1 (en) 1968-10-02 1969-10-01

Country Status (6)

Country Link
US (1) US3614675A (en)
JP (1) JPS4917160Y1 (en)
DE (1) DE1949856B2 (en)
FR (1) FR2019690A1 (en)
GB (1) GB1248990A (en)
NL (1) NL158979B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404977A1 (en) * 1977-09-28 1979-04-27 Sony Corp TELEVISION SIGNAL PROCESSING CIRCUIT
EP0777290A1 (en) * 1995-11-28 1997-06-04 Tokin Corporation Dual-band nonreversible circuit device comprising two nonreversible circuit elements contained in a single housing to be operable in different frequency bands

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3716805A (en) * 1971-08-30 1973-02-13 R Knerr Delta connected lumped element circulator
US3781704A (en) * 1972-03-30 1973-12-25 Cutler Hammer Inc High isolation circulator arrangement for low noise reflection type amplifiers
JPS5232713B2 (en) * 1972-05-24 1977-08-23
US3890582A (en) * 1973-06-15 1975-06-17 Addington Lab Inc Floating-ground microwave ferrite isolators
US3836874A (en) * 1973-06-25 1974-09-17 Hitachi Ltd Lumped element circulator
JPS5152760A (en) * 1974-11-01 1976-05-10 Nippon Electric Co AISOREETA
FR2418967A1 (en) * 1978-03-03 1979-09-28 Lignes Telegraph Telephon CIRCULATOR WITH LOCATED ELEMENTS WITH ADJUSTABLE BAND ENLARGEMENT CIRCUIT
FR2434495A1 (en) * 1978-07-10 1980-03-21 Lignes Telegraph Telephon BROADBAND POWER CIRCULATOR FOR VERY HIGH AND ULTRA HIGH FREQUENCY WAVES
US4276522A (en) * 1979-12-17 1981-06-30 General Dynamics Circulator in a stripline microwave transmission line circuit
FR2659499B1 (en) * 1990-03-09 1992-11-27 Tekelec Airtronic Sa SYSTEM FOR TRANSMITTING ELECTRICAL ENERGY, MICROWAVE, WITH GYROMAGNETIC EFFECT, SUCH AS A CIRCULATOR, ISOLATOR OR FILTER.
US5774024A (en) * 1993-04-02 1998-06-30 Murata Manufacturing Co, Ltd. Microwave non-reciprocal circuit element
US5786736A (en) * 1993-06-30 1998-07-28 Murata Manufacturing Co., Ltd. Non-reciprocal circuit element
JPH08111652A (en) * 1994-10-11 1996-04-30 Toshiba Corp Radio communication equipment
JP3959797B2 (en) * 1997-09-17 2007-08-15 有限会社ケイラボラトリー Lumped constant circulator
JP3353720B2 (en) 1998-10-13 2002-12-03 株式会社村田製作所 Non-reciprocal circuit device and communication device
JP3558003B2 (en) * 2000-03-03 2004-08-25 株式会社村田製作所 Non-reciprocal circuit device and communication device
JP3840957B2 (en) * 2001-01-24 2006-11-01 株式会社村田製作所 Non-reciprocal circuit device and communication device
JP4174205B2 (en) * 2001-01-24 2008-10-29 株式会社村田製作所 Non-reciprocal circuit device and communication device
US7002426B2 (en) * 2003-03-06 2006-02-21 M/A-Com, Inc. Above resonance isolator/circulator and method of manufacture thereof
US20040174224A1 (en) * 2003-03-06 2004-09-09 James Kingston Above resonance Isolator/circulator and method of manufacture thereof
RU2573280C1 (en) * 2014-11-27 2016-01-20 Российская Федерация, от имени которой выступает Государственная корпорация по атомной энергии "Росатом" Broadband ferrite decoupler based on lumped elements

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3165711A (en) * 1960-06-10 1965-01-12 Bendix Corp Anisotropic circulator with dielectric posts adjacent the strip line providing discontinuity for minimizing reflections
NL6404948A (en) * 1963-05-09 1964-11-10
US3335374A (en) * 1964-05-14 1967-08-08 Japan Broadcasting Corp Lumped element y circulator
US3286201A (en) * 1966-04-29 1966-11-15 Melabs Ferrite circulator having three mutually coupled coils coupled to the ferrite material

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2404977A1 (en) * 1977-09-28 1979-04-27 Sony Corp TELEVISION SIGNAL PROCESSING CIRCUIT
EP0777290A1 (en) * 1995-11-28 1997-06-04 Tokin Corporation Dual-band nonreversible circuit device comprising two nonreversible circuit elements contained in a single housing to be operable in different frequency bands
US5898346A (en) * 1995-11-28 1999-04-27 Tokin Corporation Dual-band nonreversible circuit device comprising two nonreversible circuit elements contained in a single housing to be operable in different frequency bands

Also Published As

Publication number Publication date
NL158979B (en) 1978-12-15
US3614675A (en) 1971-10-19
DE1949856A1 (en) 1970-04-16
JPS4917160Y1 (en) 1974-05-02
NL6914903A (en) 1970-04-06
DE1949856B2 (en) 1972-03-02
GB1248990A (en) 1971-10-06

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Legal Events

Date Code Title Description
TP Transmission of property