JPS57133500A - Multiplexer and multiplexed single octave apparatus - Google Patents
Multiplexer and multiplexed single octave apparatusInfo
- Publication number
- JPS57133500A JPS57133500A JP56216067A JP21606781A JPS57133500A JP S57133500 A JPS57133500 A JP S57133500A JP 56216067 A JP56216067 A JP 56216067A JP 21606781 A JP21606781 A JP 21606781A JP S57133500 A JPS57133500 A JP S57133500A
- Authority
- JP
- Japan
- Prior art keywords
- multiplexer
- multiplexed single
- single octave
- octave
- multiplexed
- 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
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
- G01R23/175—Spectrum analysis; Fourier analysis by delay means, e.g. tapped delay lines
Landscapes
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Frequencies, Analyzing Spectra (AREA)
- Analogue/Digital Conversion (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/224,401 US4389538A (en) | 1981-01-12 | 1981-01-12 | Multiplexer for single-octave data processor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57133500A true JPS57133500A (en) | 1982-08-18 |
JPH0411827B2 JPH0411827B2 (ja) | 1992-03-02 |
Family
ID=22840512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP56216067A Granted JPS57133500A (en) | 1981-01-12 | 1981-12-28 | Multiplexer and multiplexed single octave apparatus |
Country Status (3)
Country | Link |
---|---|
US (1) | US4389538A (ja) |
EP (1) | EP0056072A1 (ja) |
JP (1) | JPS57133500A (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0113275B1 (en) * | 1982-12-17 | 1989-03-01 | Victor Company Of Japan, Limited | Spectrum display device for audio signals |
US4709394A (en) * | 1985-08-23 | 1987-11-24 | Rca Corporation | Multiplexed real-time pyramid signal processing system |
US5034907A (en) * | 1989-09-12 | 1991-07-23 | North American Philips Corporation | Dynamically configurable signal processor and processor arrangement |
JP2775651B2 (ja) * | 1990-05-14 | 1998-07-16 | カシオ計算機株式会社 | 音階検出装置及びそれを用いた電子楽器 |
JPH05335888A (ja) * | 1991-04-17 | 1993-12-17 | Lsi Logic Kk | デジタルフィルタ装置とそれを用いたサンプリング周波数変換装置およびmuseデコーダ |
US6108680A (en) * | 1991-10-30 | 2000-08-22 | Texas Instruments Incorporated | System and method for filtering using an interleaved/retimed architecture |
TW302578B (en) * | 1996-04-10 | 1997-04-11 | United Microelectronics Corp | The digital filter bank structure and its application method |
US5841681A (en) * | 1996-04-10 | 1998-11-24 | United Microelectronics Corporation | Apparatus and method of filtering a signal utilizing recursion and decimation |
US5796637A (en) * | 1996-09-06 | 1998-08-18 | Intel Corporation | Apparatus and method for filtering event signals |
US5881223A (en) * | 1996-09-06 | 1999-03-09 | Intel Corporation | Centralized performance monitoring architecture |
US8620979B2 (en) * | 2007-12-26 | 2013-12-31 | Zoran (France) S.A. | Filter banks for enhancing signals using oversampled subband transforms |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5111472A (ja) * | 1974-07-18 | 1976-01-29 | Matsushita Electric Ind Co Ltd | Shuhasubunsekisochi |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2983870A (en) * | 1956-07-03 | 1961-05-09 | Panoramic Radio Products Inc | Multiple band spectrum analyzer |
BE789239A (fr) * | 1971-12-27 | 1973-01-15 | Western Electric Co | Procede et dispositif pour separer et demoduler simultanement un signalmultiplex |
US3829670A (en) * | 1972-04-10 | 1974-08-13 | Massachusetts Inst Technology | Digital filter to realize efficiently the filtering required when multiplying or dividing the sampling rate of a digital signal by a composite integer |
US3798560A (en) * | 1973-01-29 | 1974-03-19 | Bell Telephone Labor Inc | Adaptive transversal equalizer using a time-multiplexed second-order digital filter |
FR2229336A5 (ja) * | 1973-05-11 | 1974-12-06 | Trt Telecom Radio Electr | |
FR2275936A1 (fr) * | 1974-06-21 | 1976-01-16 | Ibm France | Filtre frequentiel numerique |
US3908114A (en) * | 1974-08-12 | 1975-09-23 | Rockwell International Corp | Digital Hilbert transformation system |
US3971922A (en) * | 1974-11-29 | 1976-07-27 | Telecommunications Radioelectriques Et Telephoniques T.R.T. | Circuit arrangement for digitally processing a given number of channel signals |
US4020332A (en) * | 1975-09-24 | 1977-04-26 | Bell Telephone Laboratories, Incorporated | Interpolation-decimation circuit for increasing or decreasing digital sampling frequency |
US4093989A (en) * | 1976-12-03 | 1978-06-06 | Rockland Systems Corporation | Spectrum analyzer using digital filters |
DE2657151A1 (de) * | 1976-12-16 | 1978-06-22 | Siemens Ag | Anordnung zur fourieranalyse und fouriersynthese |
US4164628A (en) * | 1977-06-06 | 1979-08-14 | International Telephone And Telegraph Corporation | Processor for multiple, continuous, spread spectrum signals |
US4131766A (en) * | 1977-07-11 | 1978-12-26 | Granger Associates | Digital filter bank |
US4117541A (en) * | 1977-11-07 | 1978-09-26 | Communications Satellite Corporation | Configurable parallel arithmetic structure for recursive digital filtering |
JPS5523603A (en) * | 1978-06-22 | 1980-02-20 | Nec Corp | Method and apparatus for coding and decoding of telephone signal |
-
1981
- 1981-01-12 US US06/224,401 patent/US4389538A/en not_active Expired - Lifetime
- 1981-07-15 EP EP81105553A patent/EP0056072A1/en not_active Withdrawn
- 1981-12-28 JP JP56216067A patent/JPS57133500A/ja active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5111472A (ja) * | 1974-07-18 | 1976-01-29 | Matsushita Electric Ind Co Ltd | Shuhasubunsekisochi |
Also Published As
Publication number | Publication date |
---|---|
US4389538A (en) | 1983-06-21 |
EP0056072A1 (en) | 1982-07-21 |
JPH0411827B2 (ja) | 1992-03-02 |
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