CN1064383A - 空间滤波器 - Google Patents

空间滤波器 Download PDF

Info

Publication number
CN1064383A
CN1064383A CN 92100809 CN92100809A CN1064383A CN 1064383 A CN1064383 A CN 1064383A CN 92100809 CN92100809 CN 92100809 CN 92100809 A CN92100809 A CN 92100809A CN 1064383 A CN1064383 A CN 1064383A
Authority
CN
China
Prior art keywords
filter
image
partition
signal
spatial
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.)
Pending
Application number
CN 92100809
Other languages
English (en)
Chinese (zh)
Inventor
C·H·斯特罗尔
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1064383A publication Critical patent/CN1064383A/zh
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
    • H04N5/9261—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation involving data reduction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H04N7/122—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line
    • H04N7/125—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal involving expansion and subsequent compression of a signal segment, e.g. a frame, a line the signal segment being a picture element

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
CN 92100809 1991-02-20 1992-02-08 空间滤波器 Pending CN1064383A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65702991A 1991-02-20 1991-02-20
US657,029 1991-02-20

Publications (1)

Publication Number Publication Date
CN1064383A true CN1064383A (zh) 1992-09-09

Family

ID=24635564

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 92100809 Pending CN1064383A (zh) 1991-02-20 1992-02-08 空间滤波器

Country Status (6)

Country Link
EP (1) EP0499715A3 (enExample)
JP (1) JP2562244B2 (enExample)
CN (1) CN1064383A (enExample)
CA (1) CA2058105C (enExample)
PT (1) PT99935A (enExample)
TW (1) TW208106B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5355227A (en) * 1992-02-07 1994-10-11 Samsung Electronics Co., Ltd. Linear-phase filtering for playback of recorded folded-spectrum video
KR950011521B1 (ko) * 1992-03-20 1995-10-05 삼성전자주식회사 영상신호 중첩 및 펼침회로

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0163512B1 (en) * 1984-05-29 1992-08-19 General Electric Company Spatial-temporal frequency interleaved processing of a television signal
JPH0748848B2 (ja) * 1986-04-24 1995-05-24 日本放送協会 テレビジヨン信号多重方式
JPS62274994A (ja) * 1986-05-23 1987-11-28 Nippon Hoso Kyokai <Nhk> 画像信号の帯域圧縮方式
JPH0748849B2 (ja) * 1986-07-15 1995-05-24 日本放送協会 テレビジョン信号帯域圧縮装置
JPS63215185A (ja) * 1987-03-03 1988-09-07 Matsushita Electric Ind Co Ltd サブナイキスト符号化装置および復号化装置
AU4742090A (en) * 1988-11-16 1990-06-12 Scientific-Atlanta, Inc. High definition b-mac television signal transmission system
DK0404238T3 (da) * 1989-06-20 1996-08-26 Philips Electronics Nv Signalbehandlingsindretninger før og efter overførsel og/eller lagring med datakomprimering, og fremgangsmåde til overførsel og/eller lagring af signaler med sådanne indretninger

Also Published As

Publication number Publication date
JPH04345286A (ja) 1992-12-01
CA2058105C (en) 2000-03-14
EP0499715A2 (en) 1992-08-26
EP0499715A3 (en) 1993-03-31
CA2058105A1 (en) 1992-08-21
PT99935A (pt) 1993-11-30
TW208106B (enExample) 1993-06-21
JP2562244B2 (ja) 1996-12-11

Similar Documents

Publication Publication Date Title
US5844627A (en) Structure and method for reducing spatial noise
DE4039709C2 (enExample)
JP2002185968A (ja) ブロック基盤映像処理装置
JPS62291278A (ja) 信号処理装置
US4365266A (en) Horizontal and vertical image detail processing of a color television signal
US5148278A (en) Filter circuit of the median type for video signals
JP2952108B2 (ja) 対角線上の空間周波数を除外した全帯域応答を持つ動信号検出回路
JP4484363B2 (ja) ビデオ・イメージ・シーケンス内のフリッカを低減する方法および装置
US5138452A (en) Method and apparatus for transforming video images using up-sampled digital video signals
DE69132895T2 (de) Fernsehsignalaufnahme und -wiedergabesysteme
CN1064383A (zh) 空间滤波器
US5828366A (en) Non-linear interline flicker reducer
JPH103542A (ja) 入力画像処理方法及び装置
JPH04227182A (ja) 動信号検出回路
JP2671637B2 (ja) ディジタル画像の拡大・縮小の方法およびその装置
US5274464A (en) Spatial filter for improved VHS system
Wischermann Median filtering of video signals—A powerful alternative
JP2951443B2 (ja) 動信号検出回路
CN1051195C (zh) 用于重放记录的折叠频谱视频信号的线性相位滤波
JPH05191777A (ja) 動適応再生回路
US20040012334A1 (en) Video signal processing
JP2837261B2 (ja) 動き検出方法及び回路
JP3290816B2 (ja) 映像信号処理回路
Wischermann The digital wetgate: a third-generation noise reducer
Davis It's all Backwards: Rethinking Frame Rate and Temporal Fidelity in a Cinema Workflow

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C01 Deemed withdrawal of patent application (patent law 1993)
WD01 Invention patent application deemed withdrawn after publication