IT8322271A0 - Filtro a risposta impulsiva finita, per dati campionati, con decimazione interna. - Google Patents

Filtro a risposta impulsiva finita, per dati campionati, con decimazione interna.

Info

Publication number
IT8322271A0
IT8322271A0 IT8322271A IT2227183A IT8322271A0 IT 8322271 A0 IT8322271 A0 IT 8322271A0 IT 8322271 A IT8322271 A IT 8322271A IT 2227183 A IT2227183 A IT 2227183A IT 8322271 A0 IT8322271 A0 IT 8322271A0
Authority
IT
Italy
Prior art keywords
decimation
internal
sampled data
response filter
impulsive response
Prior art date
Application number
IT8322271A
Other languages
English (en)
Other versions
IT1170181B (it
Inventor
Thomas Vincent Bolger
Original Assignee
Rca 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 Rca Corp filed Critical Rca Corp
Publication of IT8322271A0 publication Critical patent/IT8322271A0/it
Application granted granted Critical
Publication of IT1170181B publication Critical patent/IT1170181B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/77—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase
    • H04N9/78—Circuits for processing the brightness signal and the chrominance signal relative to each other, e.g. adjusting the phase of the brightness signal relative to the colour signal, correcting differential gain or differential phase for separating the brightness signal or the chrominance signal from the colour television signal, e.g. using comb filter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H17/00—Networks using digital techniques
    • H03H17/02—Frequency selective networks
    • H03H17/06—Non-recursive filters
    • H03H17/0621—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing
    • H03H17/0635—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies
    • H03H17/065—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer
    • H03H17/0664—Non-recursive filters with input-sampling frequency and output-delivery frequency which differ, e.g. extrapolation; Anti-aliasing characterized by the ratio between the input-sampling and output-delivery frequencies the ratio being integer where the output-delivery frequency is lower than the input sampling frequency, i.e. decimation

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
  • Color Television Systems (AREA)
  • Television Systems (AREA)
IT22271/83A 1982-08-04 1983-07-27 Filtro a risposta impulsiva finita, per dati campionati, con decimazione interna IT1170181B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/405,172 US4500912A (en) 1982-08-04 1982-08-04 FIR Chrominance bandpass sampled data filter with internal decimation

Publications (2)

Publication Number Publication Date
IT8322271A0 true IT8322271A0 (it) 1983-07-27
IT1170181B IT1170181B (it) 1987-06-03

Family

ID=23602588

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22271/83A IT1170181B (it) 1982-08-04 1983-07-27 Filtro a risposta impulsiva finita, per dati campionati, con decimazione interna

Country Status (9)

Country Link
US (1) US4500912A (it)
JP (1) JPS5967716A (it)
KR (1) KR840005954A (it)
AU (1) AU1739183A (it)
DE (1) DE3328017A1 (it)
ES (1) ES8500526A1 (it)
FR (1) FR2532130A1 (it)
GB (1) GB2124848B (it)
IT (1) IT1170181B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6081913A (ja) * 1983-10-11 1985-05-10 Sony Corp トランスバ−サルフイルタ
JP2557039B2 (ja) * 1983-12-27 1996-11-27 ソニー株式会社 Ｙ／ｃ分離フイルタ
JPS60182289A (ja) * 1984-02-29 1985-09-17 Toshiba Corp デジタルテレビジヨン信号処理回路
JP2610416B2 (ja) * 1984-07-04 1997-05-14 三菱電機株式会社 Ｎｔｓｃデイジタルクロマ復調回路
JPS6123490A (ja) * 1984-07-10 1986-01-31 Mitsubishi Electric Corp Ｎｔｓｃデイジタル色復調回路
KR900003778B1 (ko) * 1984-09-29 1990-05-31 니뽕 빅터 가부시끼 가이샤 비디오 신호 디지탈 처리 회로
US4675863A (en) 1985-03-20 1987-06-23 International Mobile Machines Corp. Subscriber RF telephone system for providing multiple speech and/or data signals simultaneously over either a single or a plurality of RF channels
US4710801A (en) * 1985-04-29 1987-12-01 International Business Machines Corporation System for decomposition of NTSC color video signals using two frame buffers
CA1233891A (en) * 1985-05-27 1988-03-08 Peter Gillingham Switched capacitor finite impulse response filter
US4686570A (en) * 1985-12-24 1987-08-11 Rca Corporation Analog-to-digital converter as for an adaptive television deghosting system
US4825448A (en) * 1986-08-07 1989-04-25 International Mobile Machines Corporation Subscriber unit for wireless digital telephone system
CA1303727C (en) * 1987-08-28 1992-06-16 Institut National De La Recherche Scientifique Apparatus and method for encoding and decoding a ntsc color video signal
US4961114A (en) * 1989-03-27 1990-10-02 The Grass Valley Group, Inc. Digital memory delay line for a video border generator
JPH03123290A (ja) * 1989-10-06 1991-05-27 Nec Home Electron Ltd Ｙ／ｃ分離回路
US5081450A (en) * 1990-03-09 1992-01-14 International Business Machines Corporation Apparatus and method for compressing and expanding multibit digital pixel data
CA2015587C (en) * 1990-04-27 1996-12-03 Chon Tam Le Dinh Separable diamond shaped multidimensional filters for composite video endocing/decoding applications
MY111506A (en) * 1992-07-29 2000-07-31 Thomson Consumer Electronics Inc Fir filter apparatus for processing of time division multiplexed signals
US5546383A (en) 1993-09-30 1996-08-13 Cooley; David M. Modularly clustered radiotelephone system
US5442664A (en) * 1993-12-20 1995-08-15 Hewlett-Packard Company Digitally phase modulated clock inhibiting reduced RF emissions
JP3216395B2 (ja) * 1994-02-25 2001-10-09 松下電器産業株式会社 Ｙ／ｃ分離装置
US5633689A (en) * 1995-12-29 1997-05-27 Thomson Consumer Electronics, Inc. Apparatus for separating a digital composite video signal into components
US6704866B1 (en) 1997-07-11 2004-03-09 Cisco Technology, Inc. Compression and encryption protocol for controlling data flow in a network
US6401188B1 (en) 1998-02-27 2002-06-04 Cisco Technology, Inc. Method for selection on a pattern sequence
US6341346B1 (en) 1999-02-05 2002-01-22 Cisco Technology, Inc. Method for comparison between a pattern sequence and a variable length key
TWI268709B (en) * 2005-08-26 2006-12-11 Realtek Semiconductor Corp Digital filtering device and related method
US20090328093A1 (en) * 2008-06-30 2009-12-31 At&T Intellectual Property I, L.P. Multimedia Content Filtering
US7640589B1 (en) * 2009-06-19 2009-12-29 Kaspersky Lab, Zao Detection and minimization of false positives in anti-malware processing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7205966A (it) * 1971-05-07 1972-11-09
NL7905332A (nl) * 1979-07-09 1981-01-13 Philips Nv Decimerend, lineair phase, digital fir filter.
US4333104A (en) * 1980-03-17 1982-06-01 Gte Laboratories Incorporated Color demodulating apparatus with cross-color cancellation

Also Published As

Publication number Publication date
DE3328017A1 (de) 1984-02-09
ES524521A0 (es) 1984-10-01
GB8320792D0 (en) 1983-09-01
US4500912A (en) 1985-02-19
FR2532130A1 (fr) 1984-02-24
ES8500526A1 (es) 1984-10-01
GB2124848A (en) 1984-02-22
IT1170181B (it) 1987-06-03
GB2124848B (en) 1986-01-08
JPS5967716A (ja) 1984-04-17
KR840005954A (ko) 1984-11-19
AU1739183A (en) 1984-02-09

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