IT1277860B1 - Dispositivo simmetrizzatore e procedimento per la sua progettazione. - Google Patents

Dispositivo simmetrizzatore e procedimento per la sua progettazione.

Info

Publication number
IT1277860B1
IT1277860B1 IT95RM000140A ITRM950140A IT1277860B1 IT 1277860 B1 IT1277860 B1 IT 1277860B1 IT 95RM000140 A IT95RM000140 A IT 95RM000140A IT RM950140 A ITRM950140 A IT RM950140A IT 1277860 B1 IT1277860 B1 IT 1277860B1
Authority
IT
Italy
Prior art keywords
symmetrizer
procedure
design
symmetrizer device
Prior art date
Application number
IT95RM000140A
Other languages
English (en)
Italian (it)
Inventor
James P Phillips
Louis J Vannatta
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of ITRM950140A0 publication Critical patent/ITRM950140A0/it
Publication of ITRM950140A1 publication Critical patent/ITRM950140A1/it
Application granted granted Critical
Publication of IT1277860B1 publication Critical patent/IT1277860B1/it

Links

Classifications

    • 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
IT95RM000140A 1994-03-11 1995-03-08 Dispositivo simmetrizzatore e procedimento per la sua progettazione. IT1277860B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/209,811 US5565881A (en) 1994-03-11 1994-03-11 Balun apparatus including impedance transformer having transformation length

Publications (3)

Publication Number Publication Date
ITRM950140A0 ITRM950140A0 (it) 1995-03-08
ITRM950140A1 ITRM950140A1 (it) 1996-09-08
IT1277860B1 true IT1277860B1 (it) 1997-11-12

Family

ID=22780396

Family Applications (1)

Application Number Title Priority Date Filing Date
IT95RM000140A IT1277860B1 (it) 1994-03-11 1995-03-08 Dispositivo simmetrizzatore e procedimento per la sua progettazione.

Country Status (19)

Country Link
US (1) US5565881A (OSRAM)
JP (1) JPH08510623A (OSRAM)
CN (1) CN1039860C (OSRAM)
AU (1) AU680737B2 (OSRAM)
BR (1) BR9505784A (OSRAM)
CA (1) CA2160024A1 (OSRAM)
DE (1) DE19580361T1 (OSRAM)
FI (1) FI955362A0 (OSRAM)
FR (1) FR2717325B1 (OSRAM)
GB (1) GB2293280B (OSRAM)
HU (1) HU9503148D0 (OSRAM)
IT (1) IT1277860B1 (OSRAM)
MX (1) MXPA95001295A (OSRAM)
RU (1) RU2143160C1 (OSRAM)
SE (1) SE9503987L (OSRAM)
SG (1) SG69951A1 (OSRAM)
TW (1) TW256965B (OSRAM)
WO (1) WO1995024744A1 (OSRAM)
ZA (1) ZA95983B (OSRAM)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6380751B2 (en) 1992-06-11 2002-04-30 Cascade Microtech, Inc. Wafer probe station having environment control enclosure
US5345170A (en) 1992-06-11 1994-09-06 Cascade Microtech, Inc. Wafer probe station having integrated guarding, Kelvin connection and shielding systems
US5561377A (en) 1995-04-14 1996-10-01 Cascade Microtech, Inc. System for evaluating probing networks
US6232789B1 (en) 1997-05-28 2001-05-15 Cascade Microtech, Inc. Probe holder for low current measurements
US5914613A (en) 1996-08-08 1999-06-22 Cascade Microtech, Inc. Membrane probing system with local contact scrub
US5861853A (en) * 1997-05-07 1999-01-19 Motorola, Inc. Current balanced balun network with selectable port impedances
US6002263A (en) 1997-06-06 1999-12-14 Cascade Microtech, Inc. Probe station having inner and outer shielding
US6256882B1 (en) 1998-07-14 2001-07-10 Cascade Microtech, Inc. Membrane probing system
USH1959H1 (en) 1998-09-03 2001-05-01 Anthony Kikel Single balanced to dual unbalanced transformer
US6578264B1 (en) 1999-06-04 2003-06-17 Cascade Microtech, Inc. Method for constructing a membrane probe using a depression
US6445202B1 (en) 1999-06-30 2002-09-03 Cascade Microtech, Inc. Probe station thermal chuck with shielding for capacitive current
US6838890B2 (en) 2000-02-25 2005-01-04 Cascade Microtech, Inc. Membrane probing system
US6380821B1 (en) 2000-08-24 2002-04-30 International Business Machines Corporation Substrate shielded multilayer balun transformer
EP1315233A1 (en) * 2000-08-31 2003-05-28 Matsushita Electric Industrial Co., Ltd. Built-in antenna for radio communication terminal
US6914423B2 (en) 2000-09-05 2005-07-05 Cascade Microtech, Inc. Probe station
US6965226B2 (en) 2000-09-05 2005-11-15 Cascade Microtech, Inc. Chuck for holding a device under test
DE10143173A1 (de) 2000-12-04 2002-06-06 Cascade Microtech Inc Wafersonde
WO2003052435A1 (en) 2001-08-21 2003-06-26 Cascade Microtech, Inc. Membrane probing system
US6777964B2 (en) 2002-01-25 2004-08-17 Cascade Microtech, Inc. Probe station
WO2003100445A2 (en) 2002-05-23 2003-12-04 Cascade Microtech, Inc. Probe for testing a device under test
US6819200B2 (en) * 2002-07-26 2004-11-16 Freescale Semiconductor, Inc. Broadband balun and impedance transformer for push-pull amplifiers
KR100517946B1 (ko) * 2002-08-13 2005-09-30 엘지전자 주식회사 밸룬 구조
US6847219B1 (en) 2002-11-08 2005-01-25 Cascade Microtech, Inc. Probe station with low noise characteristics
US6724205B1 (en) 2002-11-13 2004-04-20 Cascade Microtech, Inc. Probe for combined signals
US7250779B2 (en) 2002-11-25 2007-07-31 Cascade Microtech, Inc. Probe station with low inductance path
US6861856B2 (en) 2002-12-13 2005-03-01 Cascade Microtech, Inc. Guarded tub enclosure
US7221172B2 (en) 2003-05-06 2007-05-22 Cascade Microtech, Inc. Switched suspended conductor and connection
US7492172B2 (en) 2003-05-23 2009-02-17 Cascade Microtech, Inc. Chuck for holding a device under test
US7057404B2 (en) 2003-05-23 2006-06-06 Sharp Laboratories Of America, Inc. Shielded probe for testing a device under test
US7250626B2 (en) 2003-10-22 2007-07-31 Cascade Microtech, Inc. Probe testing structure
US7187188B2 (en) 2003-12-24 2007-03-06 Cascade Microtech, Inc. Chuck with integrated wafer support
GB2425844B (en) 2003-12-24 2007-07-11 Cascade Microtech Inc Active wafer probe
WO2005121824A2 (en) 2004-06-07 2005-12-22 Cascade Microtech, Inc. Thermal optical chuck
US7330041B2 (en) 2004-06-14 2008-02-12 Cascade Microtech, Inc. Localizing a temperature of a device for testing
KR101157449B1 (ko) 2004-07-07 2012-06-22 캐스케이드 마이크로테크 인코포레이티드 멤브레인 서스펜디드 프로브를 구비한 프로브 헤드
WO2006031646A2 (en) 2004-09-13 2006-03-23 Cascade Microtech, Inc. Double sided probing structures
US7535247B2 (en) 2005-01-31 2009-05-19 Cascade Microtech, Inc. Interface for testing semiconductors
US7656172B2 (en) 2005-01-31 2010-02-02 Cascade Microtech, Inc. System for testing semiconductors
US7449899B2 (en) 2005-06-08 2008-11-11 Cascade Microtech, Inc. Probe for high frequency signals
US7619419B2 (en) 2005-06-13 2009-11-17 Cascade Microtech, Inc. Wideband active-passive differential signal probe
DE202007018733U1 (de) 2006-06-09 2009-03-26 Cascade Microtech, Inc., Beaverton Messfühler für differentielle Signale mit integrierter Symmetrieschaltung
US7443186B2 (en) 2006-06-12 2008-10-28 Cascade Microtech, Inc. On-wafer test structures for differential signals
US7403028B2 (en) 2006-06-12 2008-07-22 Cascade Microtech, Inc. Test structure and probe for differential signals
US7764072B2 (en) 2006-06-12 2010-07-27 Cascade Microtech, Inc. Differential signal probing system
US7723999B2 (en) 2006-06-12 2010-05-25 Cascade Microtech, Inc. Calibration structures for differential signal probing
JP2010503306A (ja) * 2006-09-06 2010-01-28 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 遮蔽デバイス用アンテナ
US7876114B2 (en) 2007-08-08 2011-01-25 Cascade Microtech, Inc. Differential waveguide probe
US8462061B2 (en) * 2008-03-26 2013-06-11 Dockon Ag Printed compound loop antenna
WO2010021096A1 (ja) * 2008-08-18 2010-02-25 パナソニック株式会社 ノイズキャンセル装置とこれを用いたノイズキャンセルモジュールおよび電子機器
US7888957B2 (en) 2008-10-06 2011-02-15 Cascade Microtech, Inc. Probing apparatus with impedance optimized interface
US8410806B2 (en) 2008-11-21 2013-04-02 Cascade Microtech, Inc. Replaceable coupon for a probing apparatus
US8319503B2 (en) 2008-11-24 2012-11-27 Cascade Microtech, Inc. Test apparatus for measuring a characteristic of a device under test
JP6023787B2 (ja) * 2011-03-28 2016-11-09 東京エレクトロン株式会社 イオンエネルギーアナライザ、イオンエネルギーアナライザを有する診断用ウエハ
US8654021B2 (en) 2011-09-02 2014-02-18 Dockon Ag Single-sided multi-band antenna
AU2012330892B2 (en) 2011-11-04 2017-02-02 Dockon Ag Capacitively coupled compound loop antenna
US10630241B2 (en) 2018-08-23 2020-04-21 Nxp Usa, Inc. Amplifier with integrated directional coupler
FR3144710B1 (fr) * 2022-12-29 2025-09-19 Thales Sa Balun Rat-Race et procédé de réduction d'encombrement de Balun Rat-Race associé

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE846874C (de) * 1944-02-25 1952-08-18 Patelhold Patentverwertung Transformatorsystem mit Leitungscharakter
US3614676A (en) * 1969-08-15 1971-10-19 Sylvania Electric Prod Broadband impedance-matching transformer
US3678418A (en) * 1971-07-28 1972-07-18 Rca Corp Printed circuit balun
US3835421A (en) * 1972-12-14 1974-09-10 Rca Corp Microwave transmission line and devices using multiple coplanar conductors
US3846721A (en) * 1973-08-08 1974-11-05 Amp Inc Transmission line balun
US4260963A (en) * 1979-10-18 1981-04-07 Rockwell International Corporation 4:1 Balun
DE3238806C2 (de) * 1982-10-20 1985-06-20 Richard Hirschmann Radiotechnisches Werk, 7300 Esslingen Symmetriereinrichtung
JPS59148405A (ja) * 1983-02-14 1984-08-25 Matsushita Electric Ind Co Ltd 平衡不平衡変換器
US4495505A (en) * 1983-05-10 1985-01-22 The United States Of America As Represented By The Secretary Of The Air Force Printed circuit balun with a dipole antenna
PL141094B1 (en) * 1983-12-09 1987-06-30 Polska Akad Nauk Centrum Microwave balun transformer,especially for mixers and modulators
FR2556508B1 (fr) * 1983-12-13 1987-12-18 Thomson Csf Symetriseur pour coupler une ligne dissymetrique a un element symetrique
GB8521727D0 (en) * 1985-08-31 1985-10-02 Plessey Co Plc Balun circuits
US4737797A (en) * 1986-06-26 1988-04-12 Motorola, Inc. Microstrip balun-antenna apparatus
JP2737942B2 (ja) * 1988-08-22 1998-04-08 ソニー株式会社 受信機
US4980654A (en) * 1990-04-06 1990-12-25 Tektronix, Inc. Transmission line transformer
RU2020663C1 (ru) * 1991-05-20 1994-09-30 Гомельское конструкторское бюро "Луч" Симметрирующее устройство
US5304959A (en) * 1992-10-16 1994-04-19 Spectrian, Inc. Planar microstrip balun

Also Published As

Publication number Publication date
FI955362A7 (fi) 1995-11-08
AU680737B2 (en) 1997-08-07
MXPA95001295A (es) 2004-10-21
ITRM950140A1 (it) 1996-09-08
ZA95983B (en) 1995-10-09
WO1995024744A1 (en) 1995-09-14
GB2293280A (en) 1996-03-20
FI955362L (fi) 1995-11-08
SE9503987L (sv) 1995-12-27
FR2717325A1 (fr) 1995-09-15
TW256965B (OSRAM) 1995-09-11
BR9505784A (pt) 1996-03-05
JPH08510623A (ja) 1996-11-05
CN1127571A (zh) 1996-07-24
GB2293280B (en) 1998-10-21
FI955362A0 (fi) 1995-11-08
ITRM950140A0 (it) 1995-03-08
CA2160024A1 (en) 1995-09-14
SG69951A1 (en) 2000-01-25
FR2717325B1 (fr) 1996-06-28
CN1039860C (zh) 1998-09-16
SE9503987D0 (sv) 1995-11-10
US5565881A (en) 1996-10-15
RU2143160C1 (ru) 1999-12-20
GB9522907D0 (en) 1996-01-10
HU9503148D0 (en) 1996-01-29
DE19580361T1 (de) 1996-05-09
AU1832595A (en) 1995-09-25

Similar Documents

Publication Publication Date Title
IT1277860B1 (it) Dispositivo simmetrizzatore e procedimento per la sua progettazione.
BR9508012A (pt) Aparelho
DE69508515D1 (de) Druckgerät
IT1302059B1 (it) Dispositivo d'analisi.
DE69432921D1 (de) Schnittstelleneinrichtung
NL1006411A1 (nl) Medische inrichting.
IT1273534B (it) Dispositivo di trattenuta gonfiabile e procedimento per la sua fabbricazione
FI955480A0 (fi) Analyysilaite
IT1277859B1 (it) Linea di trasmissione e procedimento per la sua progettazione.
FI955503A7 (fi) Liitoslaite
FI972445A0 (fi) Näytteenottolaite
DE69502822D1 (de) Feuchtigkeitsabsorbierendes gerät
NO970620D0 (no) Vakuum-planteanordning
DE69509177D1 (de) Druckgerät
NL1001127C1 (nl) Bevestigingsinrichting.
DE69517609D1 (de) Bilderzeugungsgerät
DK0771144T3 (da) Anti-pikkeindretning
IT1274103B (it) Dispositivo gommatore
FI951825A0 (fi) Puristuslaite
DE69521454D1 (de) Verbindungsvorrichtung
DE59501029D1 (de) Anschliessvorrichtung
SE9500529D0 (sv) dekompressionsanordning
KR960002976U (ko) 조작장치
KR960007018U (ko) 고기구이 장치
ITBO940383A0 (it) Apparecchio magneto-terapeutico.

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19990331