DE69218104D1 - Transformator - Google Patents

Transformator

Info

Publication number: DE69218104D1
Authority: DE; Germany
Prior art keywords: transformer
Prior art date: 1991-10-23
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

DE69218104T2 (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.)

1991-10-23

Filing date

1992-10-19

Publication date

1997-04-17

1992-10-19 Application filed by Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd

1997-04-17 Application granted granted Critical

1997-04-17 Publication of DE69218104D1 publication Critical patent/DE69218104D1/de

1997-09-11 Publication of DE69218104T2 publication Critical patent/DE69218104T2/de

2012-10-20 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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 lines or devices 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

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
Electromagnetism (AREA)
Superheterodyne Receivers (AREA)
Transceivers (AREA)
Coils Or Transformers For Communication (AREA)
Transmitters (AREA)

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 true DE69218104D1 (de)	1997-04-17
DE69218104T2 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)

Families Citing this family (34)

* 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
FI953433A7 (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
FI103614B (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
EP1282190B1 (de) *	2001-08-03	2010-10-20	Panasonic Corporation	Komplexe Hochfrequenzbauteile
DE10138375C2 (de) *	2001-08-11	2003-08-21	Kurt Buehner	Demodulator
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
DE10234685A1 (de) *	2002-07-30	2004-02-19	Infineon Technologies Ag	Filterschaltung
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
US20070229368A1 (en) *	2004-08-27	2007-10-04	Hiroshi Hata	Planar coupler and integrated antenna system
CN1914763A (zh) *	2004-08-27	2007-02-14	樋口俊昭	高频耦合器,高频传输器及天线
US7724484B2 (en) *	2006-12-29	2010-05-25	Cobham Defense Electronic Systems Corporation	Ultra broadband 10-W CW integrated limiter
KR100968969B1 (ko)	2007-09-27	2010-07-14	삼성전기주식회사	트랜스포머
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
CN103503229B (zh) *	2012-02-29	2016-07-13	松下知识产权经营株式会社	电磁共振耦合器
WO2016099315A1 (en) *	2014-12-15	2016-06-23	Siemens Aktiengesellschaft	A fluid-cooled balun transformer
WO2016099314A1 (en) *	2014-12-15	2016-06-23	Siemens Research Center Limited Liability Company	A balun transformer with a cooling mechanism

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

1991
- 1991-10-23 FI FI915006A patent/FI93679C/fi active
1992
- 1992-10-19 DE DE69218104T patent/DE69218104T2/de not_active Expired - Fee Related
- 1992-10-19 EP EP92309519A patent/EP0539133B1/de not_active Expired - Lifetime
- 1992-10-20 US US07/963,994 patent/US5430895A/en not_active Expired - Lifetime
- 1992-10-23 JP JP4286126A patent/JPH05304028A/ja active Pending

Also Published As

Publication number	Publication date
FI93679C (fi)	1995-05-10
EP0539133A1 (de)	1993-04-28
JPH05304028A (ja)	1993-11-16
FI915006A0 (fi)	1991-10-23
DE69218104T2 (de)	1997-09-11
US5430895A (en)	1995-07-04
FI93679B (fi)	1995-01-31
EP0539133B1 (de)	1997-03-12
FI915006L (fi)	1993-04-24

Publication	Publication Date	Title
DE69226741D1 (de)	1998-10-01	Transformator
DE69218104D1 (de)	1997-04-17	Transformator
DE69218488D1 (de)	1997-04-30	Rotierender Transformator
DE69105673D1 (de)	1995-01-19	Transformator.
FI935134A7 (fi)	1993-11-19	Substituoidut 3-aminokinuklidiinit
FI925100A7 (fi)	1993-05-13	Substituoituja bifenyylipyridoneja
DE69208525D1 (de)	1996-04-04	Flachtransformateur
DE69209240D1 (de)	1996-04-25	Gegossene Transformator
FI942814A0 (fi)	1994-06-14	Muuntaja
DE69118072D1 (de)	1996-04-25	Piezoelektrischer Transformator
DE69225239D1 (de)	1998-05-28	Stopfausrüstung
DE59402619D1 (de)	1997-06-05	Umformer
FI920840L (fi)	1992-08-28	Boggie foer raelsfordon
NO900455D0 (no)	1990-01-31	Transformator.
DE69505021D1 (de)	1998-11-05	Transformator
DE69204085D1 (de)	1995-09-21	Transformator.
FI925295L (fi)	1993-05-22	Baenksystem foer kompositioner avsedda foer jordbruk
FI88467B (fi)	1993-02-15	Anordning foer skaerbraenning under vattnet
DE69207070D1 (de)	1996-02-08	Transformatoren
DE69213093D1 (de)	1996-10-02	Transformatorvorrichtung
DK0447389T3 (da)	1995-10-09	Transformator
ATE110492T1 (de)	1994-09-15	Transformator.
DE59303341D1 (de)	1996-08-29	Umformer
TR25953A (tr)	1993-11-01	SüBSTITüE EDILMIS 2-ARILPIROLLER
DE69420795D1 (de)	1999-10-28	Rotierender Transformator

Legal Events

Date	Code	Title	Description
1998-04-09	8364	No opposition during term of opposition
2005-08-18	8339	Ceased/non-payment of the annual fee