JPS5660358A - Spectrum analyzer - Google Patents
Spectrum analyzerInfo
- Publication number
- JPS5660358A JPS5660358A JP13689079A JP13689079A JPS5660358A JP S5660358 A JPS5660358 A JP S5660358A JP 13689079 A JP13689079 A JP 13689079A JP 13689079 A JP13689079 A JP 13689079A JP S5660358 A JPS5660358 A JP S5660358A
- Authority
- JP
- Japan
- Prior art keywords
- lpfs
- outputs
- supplied
- spectrum analysis
- signal
- 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.)
- Granted
Links
- 238000001228 spectrum Methods 0.000 title 1
- 230000001186 cumulative effect Effects 0.000 abstract 2
- 238000010183 spectrum analysis Methods 0.000 abstract 2
- 230000005236 sound signal Effects 0.000 abstract 1
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
- G01R23/167—Spectrum analysis; Fourier analysis using filters with digital filters
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Mathematical Physics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54136890A JPS584307B2 (ja) | 1979-10-23 | 1979-10-23 | スペクトル分析器 |
DE8080303655T DE3068890D1 (en) | 1979-10-23 | 1980-10-16 | A spectrum analyzer |
EP80303655A EP0028103B1 (en) | 1979-10-23 | 1980-10-16 | A spectrum analyzer |
US06/199,648 US4358733A (en) | 1979-10-23 | 1980-10-22 | Spectrum analyzer without distinct band-pass filter components |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP54136890A JPS584307B2 (ja) | 1979-10-23 | 1979-10-23 | スペクトル分析器 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5660358A true JPS5660358A (en) | 1981-05-25 |
JPS584307B2 JPS584307B2 (ja) | 1983-01-25 |
Family
ID=15185938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54136890A Expired JPS584307B2 (ja) | 1979-10-23 | 1979-10-23 | スペクトル分析器 |
Country Status (4)
Country | Link |
---|---|
US (1) | US4358733A (ja) |
EP (1) | EP0028103B1 (ja) |
JP (1) | JPS584307B2 (ja) |
DE (1) | DE3068890D1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57174000A (en) * | 1981-04-21 | 1982-10-26 | Tamura Kaken Co Ltd | Method of soldering printed circuit board |
JPS5884672A (ja) * | 1981-11-12 | 1983-05-20 | Tamura Kaken Kk | はんだ付け方法 |
JPS5884673A (ja) * | 1981-11-12 | 1983-05-20 | Tamura Kaken Kk | はんだ付け方法 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2509500A1 (fr) * | 1981-07-10 | 1983-01-14 | Efcis | Analyseur spectral a filtres communs a deux voies, notamment pour la reconnaissance vocale |
US4556982A (en) * | 1983-06-27 | 1985-12-03 | Eaton Corporation | Energy discriminating channel select logic |
US6811291B1 (en) * | 1984-03-28 | 2004-11-02 | Lockheed Martin Corporation | Detector for signals with harmonically related components |
DE3505950A1 (de) * | 1985-02-21 | 1986-08-21 | Deutsche Itt Industries Gmbh, 7800 Freiburg | Integrierbare schaltungsanordnung zur identifizierung eines pilottones |
US4847868A (en) * | 1988-02-22 | 1989-07-11 | Silicon Systems, Inc. | Non-coherent pattern detection |
US5301123A (en) * | 1990-01-30 | 1994-04-05 | Board Of Governors For Higher Education, State Of Rhode Island And Providence Plantations | Zero crossing based spectrum analyzer and method |
FR2685593B1 (fr) * | 1991-12-20 | 1994-02-11 | France Telecom | Dispositif de demultiplexage en frequence a filtres numeriques. |
US20040218701A1 (en) * | 2003-04-29 | 2004-11-04 | Prashant Singh | Protocol agnostic method for adaptive equalization |
GB2534603B (en) * | 2015-01-29 | 2019-07-31 | Michell Instruments Ltd | System for analysing the frequency of a signal, a method thereof and a system for measuring the relative phase between two input signals |
GB201518240D0 (en) | 2015-10-15 | 2015-12-02 | Rolls Royce Plc | A method of performing real time decomposition of a signal into components |
DE102017101653B3 (de) | 2017-01-27 | 2018-06-21 | Christian Zimmerli | System und Verfahren zur Ermittlung von zumindest einer Frequenz einer auditiven Wahrnehmung oder Schwächung der auditiven Wahrnehmung einer Person bei dieser Frequenz |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2851661A (en) * | 1955-12-06 | 1958-09-09 | Robert N Buland | Frequency analysis system |
US3395345A (en) * | 1965-09-21 | 1968-07-30 | Massachusetts Inst Technology | Method and means for detecting the period of a complex electrical signal |
US3789323A (en) * | 1972-05-19 | 1974-01-29 | Sigmatek Inc | Multiple input signal modulator and method therefor |
JPS6016582B2 (ja) * | 1977-03-04 | 1985-04-26 | 日本電気株式会社 | デイジタル周波数分析装置 |
-
1979
- 1979-10-23 JP JP54136890A patent/JPS584307B2/ja not_active Expired
-
1980
- 1980-10-16 EP EP80303655A patent/EP0028103B1/en not_active Expired
- 1980-10-16 DE DE8080303655T patent/DE3068890D1/de not_active Expired
- 1980-10-22 US US06/199,648 patent/US4358733A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57174000A (en) * | 1981-04-21 | 1982-10-26 | Tamura Kaken Co Ltd | Method of soldering printed circuit board |
JPS5884672A (ja) * | 1981-11-12 | 1983-05-20 | Tamura Kaken Kk | はんだ付け方法 |
JPS5884673A (ja) * | 1981-11-12 | 1983-05-20 | Tamura Kaken Kk | はんだ付け方法 |
Also Published As
Publication number | Publication date |
---|---|
US4358733A (en) | 1982-11-09 |
EP0028103B1 (en) | 1984-08-08 |
DE3068890D1 (en) | 1984-09-13 |
JPS584307B2 (ja) | 1983-01-25 |
EP0028103A1 (en) | 1981-05-06 |
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