DE69218104T2 - Transformator - Google Patents

Transformator

Info

Publication number
DE69218104T2
DE69218104T2 DE69218104T DE69218104T DE69218104T2 DE 69218104 T2 DE69218104 T2 DE 69218104T2 DE 69218104 T DE69218104 T DE 69218104T DE 69218104 T DE69218104 T DE 69218104T DE 69218104 T2 DE69218104 T2 DE 69218104T2
Authority
DE
Germany
Prior art keywords
transformer
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
DE69218104T
Other languages
English (en)
Other versions
DE69218104D1 (de
Inventor
Risto Huusko
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.)
Nokia Oyj
Original Assignee
Nokia Mobile Phones Ltd
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 Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Application granted granted Critical
Publication of DE69218104D1 publication Critical patent/DE69218104D1/de
Publication of DE69218104T2 publication Critical patent/DE69218104T2/de
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
    • H03D7/14—Balanced arrangements
    • H03D7/1408—Balanced arrangements with diodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P5/00—Coupling devices of the waveguide type
    • H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
    • H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced with unbalanced lines or devices
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D9/00—Demodulation or transference of modulation of modulated electromagnetic waves
    • H03D9/06—Transference of modulation using distributed inductance and capacitance
    • H03D9/0608—Transference of modulation using distributed inductance and capacitance by means of diodes
DE69218104T 1991-10-23 1992-10-19 Transformator Expired - Fee Related DE69218104T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI915006A FI93679C (fi) 1991-10-23 1991-10-23 Taajuusselektiivinen mikroliuskamuuntaja sekä diodisekoitin

Publications (2)

Publication Number Publication Date
DE69218104D1 DE69218104D1 (de) 1997-04-17
DE69218104T2 true DE69218104T2 (de) 1997-09-11

Family

ID=8533353

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69218104T Expired - Fee Related DE69218104T2 (de) 1991-10-23 1992-10-19 Transformator

Country Status (5)

Country Link
US (1) US5430895A (de)
EP (1) EP0539133B1 (de)
JP (1) JPH05304028A (de)
DE (1) DE69218104T2 (de)
FI (1) FI93679C (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10138375A1 (de) * 2001-08-11 2003-05-08 Kurt Buehner Demodulator
DE10234685A1 (de) * 2002-07-30 2004-02-19 Infineon Technologies Ag Filterschaltung
DE102008016876B4 (de) 2007-09-27 2021-10-14 Samsung Electro-Mechanics Co., Ltd. Transformator

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI93679C (fi) * 1991-10-23 1995-05-10 Nokia Mobile Phones Ltd Taajuusselektiivinen mikroliuskamuuntaja sekä diodisekoitin
FI953433A (fi) * 1995-07-14 1997-01-15 Nokia Mobile Phones Ltd Kaksiulotteista hilarakennetta käyttävä kanavatransistori ja sen käyttäminen signaalin prosessointiin
US5801602A (en) * 1996-04-30 1998-09-01 3Com Corporation Isolation and signal filter transformer
FI103614B1 (fi) * 1997-03-20 1999-07-30 Nokia Mobile Phones Ltd Vaiheistus- ja balansointielin
GB2325102B (en) * 1997-05-09 2001-10-10 Nokia Mobile Phones Ltd Down conversion mixer
US5959515A (en) * 1997-08-11 1999-09-28 Motorola, Inc. High Q integrated resonator structure
US6317590B1 (en) 1997-12-23 2001-11-13 Nokia Mobile Phones, Ltd. Mixer for a receiver
US6252532B1 (en) 1998-02-26 2001-06-26 3Com Corporation Programmable compensation and frequency equalization for network systems
US6178311B1 (en) * 1998-03-02 2001-01-23 Western Multiplex Corporation Method and apparatus for isolating high frequency signals in a printed circuit board
US6147576A (en) * 1998-04-10 2000-11-14 Ameramp Llc Filter designs utilizing parasitic and field effects
US6393260B1 (en) 1998-04-17 2002-05-21 Nokia Mobile Phones Limited Method for attenuating spurious signals and receiver
US6675005B2 (en) * 1999-03-25 2004-01-06 Zenith Electronics Corporation Printed single balanced downconverter mixer
US7072636B2 (en) * 1999-03-25 2006-07-04 Zenith Electronics Corporation Printed circuit doubly balanced mixer for upconverter
SE516361C2 (en) * 2000-05-16 2002-01-08 Ericsson Telefon Ab L M LC tank formed on a low resistivity substrate for use in resonators used in microwave filters, oscillators etc., has adjacent strips leading current in opposite directions and arranged so that substrate currents balance out
FR2812445B1 (fr) * 2000-07-31 2002-11-29 St Microelectronics Sa Structure integree d'inductances a valeurs partagees sur un substrat semiconducteur
CN1249848C (zh) * 2001-08-03 2006-04-05 松下电器产业株式会社 复合高频组件及具有该复合高频组件的通信设备
US7068127B2 (en) 2001-11-14 2006-06-27 Radio Frequency Systems Tunable triple-mode mono-block filter assembly
US6853271B2 (en) 2001-11-14 2005-02-08 Radio Frequency Systems, Inc. Triple-mode mono-block filter assembly
DE10157836B4 (de) * 2001-11-26 2004-02-19 Infineon Technologies Ag Signalverteilung zu einer Mehrzahl von Schaltungseinheiten
US6765469B2 (en) 2002-02-21 2004-07-20 Eni Technology, Inc. Printed circuit board transformer
US6709561B1 (en) * 2002-11-06 2004-03-23 Eci Technology, Inc. Measurement of the concentration of a reducing agent in an electroless plating bath
WO2005124922A1 (fr) * 2004-06-09 2005-12-29 Thomson Licensing Dispositif de symetrisation de l’acces a une antenne
WO2006022046A1 (ja) * 2004-08-27 2006-03-02 Higuchi, Toshiaki 高周波結合器、高周波伝送器およびアンテナ
US20070229368A1 (en) * 2004-08-27 2007-10-04 Hiroshi Hata Planar coupler and integrated antenna system
US7724484B2 (en) * 2006-12-29 2010-05-25 Cobham Defense Electronic Systems Corporation Ultra broadband 10-W CW integrated limiter
US8649753B2 (en) * 2007-09-28 2014-02-11 Broadcom Corporation Method and system for using a microstrip to switch circuits in CMOS applications
US8077006B2 (en) * 2010-04-27 2011-12-13 Harris Corporation Transmission line impedance transformer and related methods
EP2549645A1 (de) 2011-07-21 2013-01-23 Telefonaktiebolaget LM Ericsson (publ) Transformatorfilteranordnung
JP5942230B2 (ja) * 2012-02-29 2016-06-29 パナソニックＩｐマネジメント株式会社 電磁共鳴結合器
WO2016099314A1 (en) * 2014-12-15 2016-06-23 Siemens Research Center Limited Liability Company A balun transformer with a cooling mechanism
CA2970764A1 (en) * 2014-12-15 2016-06-23 Limited Liability Company "Siemens" A fluid-cooled balun transformer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4330868A (en) * 1980-12-15 1982-05-18 Rockwell International Corp. Balun coupled microwave frequency converter
US4460877A (en) * 1982-11-22 1984-07-17 International Telephone And Telegraph Corporation Broad-band printed-circuit balun employing coupled-strip all pass filters
JPH01282910A (ja) * 1988-05-09 1989-11-14 Matsushita Electric Ind Co Ltd 周波数変換回路
FR2641438A1 (fr) * 1988-12-30 1990-07-06 Trt Telecom Radio Electr Circuit inductif integre
FR2652197B1 (fr) * 1989-09-18 1992-09-18 Motorola Semiconducteurs Borde Transformateurs du type symetrique-dissymetrique perfectionnes.
US5003622A (en) * 1989-09-26 1991-03-26 Astec International Limited Printed circuit transformer
US5017897A (en) * 1990-08-06 1991-05-21 Motorola, Inc. Split ring resonator bandpass filter with differential output
FI93679C (fi) * 1991-10-23 1995-05-10 Nokia Mobile Phones Ltd Taajuusselektiivinen mikroliuskamuuntaja sekä diodisekoitin

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10138375A1 (de) * 2001-08-11 2003-05-08 Kurt Buehner Demodulator
DE10138375C2 (de) * 2001-08-11 2003-08-21 Kurt Buehner Demodulator
DE10234685A1 (de) * 2002-07-30 2004-02-19 Infineon Technologies Ag Filterschaltung
US7199684B2 (en) 2002-07-30 2007-04-03 Infineon Technologies Ag Filter circuit with a filter stage and balun on a single substrate
DE102008016876B4 (de) 2007-09-27 2021-10-14 Samsung Electro-Mechanics Co., Ltd. Transformator

Also Published As

Publication number Publication date
US5430895A (en) 1995-07-04
FI915006A (fi) 1993-04-24
EP0539133A1 (de) 1993-04-28
FI915006A0 (fi) 1991-10-23
FI93679C (fi) 1995-05-10
FI93679B (fi) 1995-01-31
EP0539133B1 (de) 1997-03-12
JPH05304028A (ja) 1993-11-16
DE69218104D1 (de) 1997-04-17

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Legal Events

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