FI955362A0 - Symmetrointilaite ja menetelmä sen suunnittelemiseksi - Google Patents

Symmetrointilaite ja menetelmä sen suunnittelemiseksi

Info

Publication number
FI955362A0
FI955362A0 FI955362A FI955362A FI955362A0 FI 955362 A0 FI955362 A0 FI 955362A0 FI 955362 A FI955362 A FI 955362A FI 955362 A FI955362 A FI 955362A FI 955362 A0 FI955362 A0 FI 955362A0
Authority
FI
Finland
Prior art keywords
construction
symmetry device
symmetry
Prior art date
Application number
FI955362A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI955362A (fi
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 FI955362A0 publication Critical patent/FI955362A0/fi
Publication of FI955362A publication Critical patent/FI955362A/fi

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
FI955362A 1994-03-11 1995-11-08 Symmetrointilaite ja menetelmä sen suunnittelemiseksi FI955362A (fi)

Applications Claiming Priority (2)

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
PCT/US1995/000689 WO1995024744A1 (fr) 1994-03-11 1995-01-30 Appareil symetriseur et son procede de conception

Publications (2)

Publication Number Publication Date
FI955362A0 true FI955362A0 (fi) 1995-11-08
FI955362A FI955362A (fi) 1995-11-08

Family

ID=22780396

Family Applications (1)

Application Number Title Priority Date Filing Date
FI955362A FI955362A (fi) 1994-03-11 1995-11-08 Symmetrointilaite ja menetelmä sen suunnittelemiseksi

Country Status (19)

Country Link
US (1) US5565881A (fr)
JP (1) JPH08510623A (fr)
CN (1) CN1039860C (fr)
AU (1) AU680737B2 (fr)
BR (1) BR9505784A (fr)
CA (1) CA2160024A1 (fr)
DE (1) DE19580361T1 (fr)
FI (1) FI955362A (fr)
FR (1) FR2717325B1 (fr)
GB (1) GB2293280B (fr)
HU (1) HU9503148D0 (fr)
IT (1) IT1277860B1 (fr)
MX (1) MXPA95001295A (fr)
RU (1) RU2143160C1 (fr)
SE (1) SE9503987L (fr)
SG (1) SG69951A1 (fr)
TW (1) TW256965B (fr)
WO (1) WO1995024744A1 (fr)
ZA (1) ZA95983B (fr)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
US6380821B1 (en) 2000-08-24 2002-04-30 International Business Machines Corporation Substrate shielded multilayer balun transformer
WO2002019465A1 (fr) * 2000-08-31 2002-03-07 Matsushita Electric Industrial Co., Ltd. Antenne integree pour poste de radiocommunications
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
DE20114544U1 (de) 2000-12-04 2002-02-21 Cascade Microtech, Inc., Beaverton, Oreg. Wafersonde
WO2003052435A1 (fr) 2001-08-21 2003-06-26 Cascade Microtech, Inc. Systeme de detection a membrane
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
US7057404B2 (en) 2003-05-23 2006-06-06 Sharp Laboratories Of America, Inc. Shielded probe for testing a device under test
US7492172B2 (en) 2003-05-23 2009-02-17 Cascade Microtech, Inc. Chuck for holding 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
KR20060126700A (ko) 2003-12-24 2006-12-08 캐스케이드 마이크로테크 인코포레이티드 능동 웨이퍼 프로브
US7420381B2 (en) 2004-09-13 2008-09-02 Cascade Microtech, Inc. Double sided probing structures
US7656172B2 (en) 2005-01-31 2010-02-02 Cascade Microtech, Inc. System for testing semiconductors
US7535247B2 (en) 2005-01-31 2009-05-19 Cascade Microtech, Inc. Interface for testing semiconductors
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
US7403028B2 (en) 2006-06-12 2008-07-22 Cascade Microtech, Inc. Test structure and probe for differential signals
EP2064776A1 (fr) * 2006-09-06 2009-06-03 Koninklijke Philips Electronics N.V. Antennes pour dispositifs blindés
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
CN102124657A (zh) * 2008-08-18 2011-07-13 松下电器产业株式会社 噪声消除装置和使用了该装置的噪声消除模块及电子设备
US7888957B2 (en) 2008-10-06 2011-02-15 Cascade Microtech, Inc. Probing apparatus with impedance optimized interface
WO2010059247A2 (fr) 2008-11-21 2010-05-27 Cascade Microtech, Inc. Coupon amovible pour appareil de sondage
US8319503B2 (en) 2008-11-24 2012-11-27 Cascade Microtech, Inc. Test apparatus for measuring a characteristic of a device under test
US8847159B2 (en) * 2011-03-28 2014-09-30 Tokyo Electron Limited Ion energy analyzer
US8654023B2 (en) 2011-09-02 2014-02-18 Dockon Ag Multi-layered multi-band antenna with parasitic radiator
EP2774216B1 (fr) 2011-11-04 2021-05-05 Dockon AG Antenne cadre composée à couplage capacitif
US10630241B2 (en) 2018-08-23 2020-04-21 Nxp Usa, Inc. Amplifier with integrated directional coupler

Family Cites Families (14)

* 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
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
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
US5304959A (en) * 1992-10-16 1994-04-19 Spectrian, Inc. Planar microstrip balun

Also Published As

Publication number Publication date
CA2160024A1 (fr) 1995-09-14
ITRM950140A0 (it) 1995-03-08
IT1277860B1 (it) 1997-11-12
GB2293280B (en) 1998-10-21
ITRM950140A1 (it) 1996-09-08
WO1995024744A1 (fr) 1995-09-14
JPH08510623A (ja) 1996-11-05
SE9503987D0 (sv) 1995-11-10
GB9522907D0 (en) 1996-01-10
CN1127571A (zh) 1996-07-24
FR2717325B1 (fr) 1996-06-28
AU1832595A (en) 1995-09-25
GB2293280A (en) 1996-03-20
DE19580361T1 (de) 1996-05-09
MXPA95001295A (es) 2004-10-21
SG69951A1 (en) 2000-01-25
AU680737B2 (en) 1997-08-07
HU9503148D0 (en) 1996-01-29
FR2717325A1 (fr) 1995-09-15
US5565881A (en) 1996-10-15
TW256965B (fr) 1995-09-11
RU2143160C1 (ru) 1999-12-20
BR9505784A (pt) 1996-03-05
CN1039860C (zh) 1998-09-16
FI955362A (fi) 1995-11-08
SE9503987L (sv) 1995-12-27
ZA95983B (en) 1995-10-09

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