JPS6259784B2 - - Google Patents

Info

Publication number
JPS6259784B2
JPS6259784B2 JP55141035A JP14103580A JPS6259784B2 JP S6259784 B2 JPS6259784 B2 JP S6259784B2 JP 55141035 A JP55141035 A JP 55141035A JP 14103580 A JP14103580 A JP 14103580A JP S6259784 B2 JPS6259784 B2 JP S6259784B2
Authority
JP
Japan
Prior art keywords
frequency
signal
phase
output
local oscillator
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
Application number
JP55141035A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5764171A (en
Inventor
Hitoshi Ashida
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.)
Advantest Corp
Original Assignee
Advantest 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 Advantest Corp filed Critical Advantest Corp
Priority to JP55141035A priority Critical patent/JPS5764171A/ja
Priority to US06/309,090 priority patent/US4451782A/en
Priority to GB8130341A priority patent/GB2085601B/en
Priority to DE19813140073 priority patent/DE3140073A1/de
Publication of JPS5764171A publication Critical patent/JPS5764171A/ja
Publication of JPS6259784B2 publication Critical patent/JPS6259784B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/16—Spectrum analysis; Fourier analysis
    • G01R23/173—Wobbulating devices similar to swept panoramic receivers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/28—Measuring attenuation, gain, phase shift or derived characteristics of electric four pole networks, i.e. two-port networks; Measuring transient response

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Phase Differences (AREA)
JP55141035A 1980-10-08 1980-10-08 Spectrum analyzer Granted JPS5764171A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP55141035A JPS5764171A (en) 1980-10-08 1980-10-08 Spectrum analyzer
US06/309,090 US4451782A (en) 1980-10-08 1981-10-06 Spectrum analyzer
GB8130341A GB2085601B (en) 1980-10-08 1981-10-07 Spectrum analyser
DE19813140073 DE3140073A1 (de) 1980-10-08 1981-10-08 Spektralanalysator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55141035A JPS5764171A (en) 1980-10-08 1980-10-08 Spectrum analyzer

Publications (2)

Publication Number Publication Date
JPS5764171A JPS5764171A (en) 1982-04-19
JPS6259784B2 true JPS6259784B2 (US20030204162A1-20031030-M00001.png) 1987-12-12

Family

ID=15282705

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55141035A Granted JPS5764171A (en) 1980-10-08 1980-10-08 Spectrum analyzer

Country Status (4)

Country Link
US (1) US4451782A (US20030204162A1-20031030-M00001.png)
JP (1) JPS5764171A (US20030204162A1-20031030-M00001.png)
DE (1) DE3140073A1 (US20030204162A1-20031030-M00001.png)
GB (1) GB2085601B (US20030204162A1-20031030-M00001.png)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3220462C1 (de) * 1982-05-29 1983-12-22 Rohde & Schwarz GmbH & Co KG, 8000 München Spektrumanalysator
US4641246A (en) * 1983-10-20 1987-02-03 Burr-Brown Corporation Sampling waveform digitizer for dynamic testing of high speed data conversion components
US4654886A (en) * 1985-04-25 1987-03-31 Ifr, Inc. Local oscillator null circuit and method
US4780667A (en) * 1985-06-25 1988-10-25 Hewlett-Packard Company Magnetostatic wave delay line discriminator with automatic quadrature setting and automatic calibration
US4736351A (en) * 1986-08-28 1988-04-05 Oliver Douglas E Precision semiconductor device timer
US4771232A (en) * 1988-01-04 1988-09-13 Paradyne Corporation Non-interruptive spectrum analyzer for digital modems
US4852123A (en) * 1988-02-05 1989-07-25 Motorola, Inc. Nearly DC IF phase locked transceiver
US5086512A (en) * 1988-04-20 1992-02-04 Hewlett-Packard Company Compensation system for dynamically tracking and nulling local oscillator feedthrough
US4918382A (en) * 1989-03-20 1990-04-17 Tektronix, Inc. Method for distinguishing between real and spurious responses in a spectrum analyzer
DE3917411A1 (de) * 1989-05-29 1990-12-06 Brust Hans Detlef Verfahren und anordnung zur schnellen spektralanalyse eines signals an einem oder mehreren messpunkten
US5099200A (en) * 1990-01-12 1992-03-24 Hewlett-Packard Company I.f. calibration system
DE4009750C2 (de) * 1990-03-27 1993-10-28 Rohde & Schwarz Heterodyner Analysator zum Messen von Pegel- und Phasen-Frequenzcharakteristiken von Vierpolen
JPH04235355A (ja) * 1991-01-10 1992-08-24 Fujita Corp 複数回路における総消費電力量の計量方法及びそれに使用する電流合成型変流器
US5198748A (en) * 1991-10-28 1993-03-30 The United States Of America As Represented By The Secretary Of The Air Force Frequency measurement receiver with bandwidth improvement through synchronized phase shifted sampling
ES2068065B1 (es) * 1992-02-06 1996-08-01 Cesel S A Ceselsa Receptor multicanal de frecuencia intermedia.
US5736845A (en) * 1994-11-11 1998-04-07 Advantest Corp. Spectrum analyzer having image frequency eliminating device
US6229316B1 (en) 1995-09-08 2001-05-08 Advantest Corporation Measuring method by spectrum analyzer
EP0772038B1 (en) * 1995-10-31 2004-09-08 Kyoto Daiichi Kagaku Co., Ltd. Method and apparatus for optical measuring by polarization analysis
DE19812604C1 (de) * 1998-03-23 1999-09-16 Karlsruhe Forschzent Vektorieller Netzwerkanalysator
JP3338370B2 (ja) * 1998-05-14 2002-10-28 株式会社アドバンテスト 周波数分析方法及びこの方法を用いた掃引型スペクトラム・アナライザ
US6128359A (en) * 1998-10-27 2000-10-03 Intel Corporation Phase difference magnifier
TW555994B (en) * 2002-06-12 2003-10-01 Mediatek Inc Group delay test method and device
US7526701B2 (en) * 2002-10-02 2009-04-28 Mediatek Inc. Method and apparatus for measuring group delay of a device under test
DE10301848B4 (de) * 2003-01-09 2014-10-09 Anton Rodi Messeinrichtung zur Erfassung von Größen, insbesondere von Winkeln oder Wegstrecken
US7116092B2 (en) * 2004-07-28 2006-10-03 International Business Machines Corporation Integrated spectrum analyzer circuits and methods for providing on-chip diagnostics
EP1657558B1 (en) * 2004-11-10 2008-07-23 Advantest Corporation Image cancellation in frequency converters for spectrum analysers
JP4895551B2 (ja) * 2005-08-10 2012-03-14 株式会社アドバンテスト 試験装置および試験方法
WO2007134084A1 (en) * 2006-05-08 2007-11-22 Sunrise Telecom Incorporated Integrated spectrum analyzer and vector network analyzer system
US20080205557A1 (en) * 2007-02-27 2008-08-28 Tektronix, Inc. Systems and Methods for Performing External Correction
JP2009186323A (ja) * 2008-02-06 2009-08-20 Advantest Corp 周波数特性測定装置
US8364430B2 (en) 2008-08-27 2013-01-29 Aerodyne Research, Inc. System and method for precision phase shift measurement
US9658294B2 (en) * 2011-11-04 2017-05-23 Nxp Usa, Inc. Testing a switched mode supply with waveform generator and capture channel
US9134355B2 (en) * 2013-02-25 2015-09-15 Ganesh Ramaswamy Basawapatna Apparatus for very high speed adaptive spectrum analysis
US9178685B1 (en) * 2013-12-27 2015-11-03 Altera Corporation Techniques to determine signal timing
JP6611441B2 (ja) * 2014-02-28 2019-11-27 地方独立行政法人東京都立産業技術研究センター 周波数変換ユニット、計測システム及び計測方法
US11183954B2 (en) * 2018-08-09 2021-11-23 Canon Kabushiki Kaisha Motor driving device and control method thereof

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3986113A (en) * 1973-11-23 1976-10-12 Hewlett-Packard Company Two channel test instrument with active electronicphase shift means
FR2420769A1 (fr) * 1978-03-20 1979-10-19 Rai Radiotelevisione Italiana Procede et dispositif pour mesurer l'amplitude et le retard de groupe sur chaque bande laterale, des bornes d'entree aux bornes de sortie d'un emetteur module en amplitude
DE2914143C2 (de) * 1979-04-07 1981-10-01 Rohde & Schwarz GmbH & Co KG, 8000 München Gerät zum Untersuchen eines nach der Frequenz ausgewählten einzelnen Hochfrequenzsignales eines breiten Frequenzbandes

Also Published As

Publication number Publication date
US4451782A (en) 1984-05-29
GB2085601A (en) 1982-04-28
DE3140073A1 (de) 1982-04-22
DE3140073C2 (US20030204162A1-20031030-M00001.png) 1987-02-19
GB2085601B (en) 1985-05-15
JPS5764171A (en) 1982-04-19

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