DE68913350D1 - Spektralanalysator. - Google Patents

Spektralanalysator.

Info

Publication number
DE68913350D1
DE68913350D1 DE89305166T DE68913350T DE68913350D1 DE 68913350 D1 DE68913350 D1 DE 68913350D1 DE 89305166 T DE89305166 T DE 89305166T DE 68913350 T DE68913350 T DE 68913350T DE 68913350 D1 DE68913350 D1 DE 68913350D1
Authority
DE
Germany
Prior art keywords
spectral analyzer
analyzer
spectral
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
DE89305166T
Other languages
English (en)
Other versions
DE68913350T2 (de
Inventor
Mitsuo C O Patents Divi Ohsawa
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of DE68913350D1 publication Critical patent/DE68913350D1/de
Application granted granted Critical
Publication of DE68913350T2 publication Critical patent/DE68913350T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01R23/165—Spectrum analysis; Fourier analysis using filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
    • G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
    • G01R13/407—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of passive display elements, e.g. liquid crystal or Kerr-effect display elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Measuring Frequencies, Analyzing Spectra (AREA)
DE68913350T 1988-05-24 1989-05-22 Spektralanalysator. Expired - Fee Related DE68913350T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63126680A JPH01296169A (ja) 1988-05-24 1988-05-24 スペクトラムアナライザ

Publications (2)

Publication Number Publication Date
DE68913350D1 true DE68913350D1 (de) 1994-04-07
DE68913350T2 DE68913350T2 (de) 1994-06-01

Family

ID=14941197

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68913350T Expired - Fee Related DE68913350T2 (de) 1988-05-24 1989-05-22 Spektralanalysator.

Country Status (4)

Country Link
US (1) US4973897A (de)
EP (1) EP0343906B1 (de)
JP (1) JPH01296169A (de)
DE (1) DE68913350T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07117562B2 (ja) * 1988-10-18 1995-12-18 株式会社ケンウッド スペクトラムアナライザ
US5075619A (en) * 1990-04-06 1991-12-24 Tektronix, Inc. Method and apparatus for measuring the frequency of a spectral line
WO1992019982A1 (en) * 1991-05-02 1992-11-12 THE COMMONWEALTH OF AUSTRALIA c/o THE SECRETARY, DEPARTMENT OF DEFENCE Operational channel selection
US5696691A (en) * 1995-06-29 1997-12-09 The United States Of America As Represented By The Secretary Of The Navy Self-adjusting statistical noise analyzer with interference suppression
US5737428A (en) * 1995-08-18 1998-04-07 Peavey Electronics Corporation Circuit for providing visual indication of feedback
DE19751218A1 (de) * 1997-11-19 1999-05-20 Schenck Vibro Gmbh Verfahren und Vorrichtung zur Meßsignalauswertung
JP2000131356A (ja) * 1998-10-27 2000-05-12 Gram Kk 生体に起因する時系列デ−タのスペクトル解析方法及び表示方法
JP2001092434A (ja) * 1999-09-21 2001-04-06 Sony Corp 情報処理装置、画像生成方法及びプログラム格納媒体
GB2357205B (en) * 1999-12-07 2004-02-25 Ericsson Telefon Ab L M Analysing signals
EP1109027A1 (de) * 1999-12-15 2001-06-20 Gram Corporation Spektralanalyse und Bilddarstellungsverfahren von zeitabhängigen Daten von Lebewesen
JP2004023481A (ja) * 2002-06-17 2004-01-22 Alpine Electronics Inc 音響信号処理装置及び方法並びにオーディオ装置
JP4698136B2 (ja) * 2003-09-11 2011-06-08 富士通セミコンダクター株式会社 帯域分布検査装置、および帯域分布検査方法
KR100568775B1 (ko) * 2003-12-05 2006-04-07 주식회사 휴맥스 디지털 방송 수신기에서의 오디오 그래픽 이퀄라이저표시방법
US7711129B2 (en) * 2004-03-11 2010-05-04 Apple Inc. Method and system for approximating graphic equalizers using dynamic filter order reduction
DE102004051386A1 (de) * 2004-09-28 2006-04-06 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Spektrumanalyse in mehreren Frequenzbändern mit verschiedener Frequenzauflösung
US7298206B2 (en) * 2005-04-29 2007-11-20 Tektronix, Inc. Multi-band amplifier for test and measurement instruments
JP4519712B2 (ja) * 2005-05-24 2010-08-04 三菱電機株式会社 画像表示付き音楽装置
DE102006047994A1 (de) 2006-10-10 2008-04-17 Rohde & Schwarz Gmbh & Co. Kg Verfahren und Vorrichtung zur Darstellung von Ordinaten-Abszissen-Wertepaaren auf einer Anzeige-Einrichtung
CN113092850B (zh) * 2021-04-16 2022-03-15 湖南师范大学 一种简化s变换的时频谱分析方法及系统
CN114157965B (zh) * 2021-11-26 2024-03-29 国光电器股份有限公司 一种音效补偿方法、装置、耳机和存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5530888U (de) * 1978-08-21 1980-02-28
JPS5843699B2 (ja) * 1978-09-26 1983-09-28 日本ビクター株式会社 スペクトル表示装置
DE2940088C2 (de) * 1979-10-03 1986-04-10 Hewlett-Packard Co., Palo Alto, Calif. Raster-Anzeigevorrichtung
GB2072915A (en) * 1980-03-25 1981-10-07 Digital Car Instr Liquid crystal measuring display
JPS5718110A (en) * 1980-07-09 1982-01-29 Arupain Kk Equalizer device
JPS5824210A (ja) * 1981-08-05 1983-02-14 Arupain Kk イコライザ装置
JPS5986913A (ja) * 1982-11-10 1984-05-19 Sanyo Electric Co Ltd グラフイツクイコライザ
JPS60136180A (ja) * 1983-12-23 1985-07-19 Showa Denko Kk 二次電池
JPH0663777B2 (ja) * 1984-03-24 1994-08-22 ソニー株式会社 イコライザ装置
JPS6129770A (ja) * 1984-07-20 1986-02-10 Yokogawa Medical Syst Ltd ドプラ信号分析装置
JPS61108213A (ja) * 1984-10-31 1986-05-26 Pioneer Electronic Corp オ−トグラフイツクイコライザ

Also Published As

Publication number Publication date
EP0343906A2 (de) 1989-11-29
EP0343906B1 (de) 1994-03-02
US4973897A (en) 1990-11-27
DE68913350T2 (de) 1994-06-01
EP0343906A3 (en) 1990-12-27
JPH01296169A (ja) 1989-11-29

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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