CA993111A - Alternate analog encoding method and apparatus - Google Patents

Alternate analog encoding method and apparatus

Info

Publication number
CA993111A
CA993111A CA153,205A CA153205A CA993111A CA 993111 A CA993111 A CA 993111A CA 153205 A CA153205 A CA 153205A CA 993111 A CA993111 A CA 993111A
Authority
CA
Canada
Prior art keywords
encoding method
analog encoding
alternate analog
alternate
encoding
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
Application number
CA153,205A
Other languages
English (en)
Other versions
CA153205S (en
Inventor
Allan J. Bell
King Y. Cheng
Paul H. Degroat
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.)
Xerox Corp
Original Assignee
Xerox 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 Xerox Corp filed Critical Xerox Corp
Application granted granted Critical
Publication of CA993111A publication Critical patent/CA993111A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/41—Bandwidth or redundancy reduction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Picture Signal Circuits (AREA)
  • Analogue/Digital Conversion (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CA153,205A 1971-12-29 1972-10-04 Alternate analog encoding method and apparatus Expired CA993111A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US21369771A 1971-12-29 1971-12-29

Publications (1)

Publication Number Publication Date
CA993111A true CA993111A (en) 1976-07-13

Family

ID=22796149

Family Applications (1)

Application Number Title Priority Date Filing Date
CA153,205A Expired CA993111A (en) 1971-12-29 1972-10-04 Alternate analog encoding method and apparatus

Country Status (10)

Country Link
US (1) US3795765A (enExample)
JP (1) JPS4874961A (enExample)
BE (1) BE793549A (enExample)
BR (1) BR7209076D0 (enExample)
CA (1) CA993111A (enExample)
DE (1) DE2261613C3 (enExample)
FR (1) FR2166170B1 (enExample)
GB (1) GB1410629A (enExample)
IT (1) IT972847B (enExample)
NL (1) NL7215755A (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL158671B (nl) * 1972-12-14 1978-11-15 Philips Nv Splitfase signaaldetector.
US3919476A (en) * 1974-05-30 1975-11-11 Xerox Corp Time dependent two-to-three level alternate encoding
DE2720079C3 (de) * 1977-05-05 1981-11-05 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur Verbesserung der Bildqualität bei der Faksimile-Übertragung
JPS55138975A (en) * 1979-04-18 1980-10-30 Ricoh Co Ltd Color facsimile signal transmission system
US5113266A (en) * 1987-06-12 1992-05-12 Minolta Camera Kabushiki Kaisha Run length encoder
US5121197A (en) * 1989-02-23 1992-06-09 Minolta Camera Kabushiki Kaisha Method for processing half tone images to improve efficiency of data compression
US5946354A (en) * 1996-10-18 1999-08-31 International Business Machines Corporation Hard disk drive read channel with half speed timing
US7663597B2 (en) * 2003-07-16 2010-02-16 Honeywood Technologies, Llc LCD plateau power conservation
US7714831B2 (en) 2003-07-16 2010-05-11 Honeywood Technologies, Llc Background plateau manipulation for display device power conservation
US7580033B2 (en) * 2003-07-16 2009-08-25 Honeywood Technologies, Llc Spatial-based power savings
US7602408B2 (en) * 2005-05-04 2009-10-13 Honeywood Technologies, Llc Luminance suppression power conservation
US7760210B2 (en) * 2005-05-04 2010-07-20 Honeywood Technologies, Llc White-based power savings
EP3353899B8 (en) 2015-09-21 2022-02-23 HYPHY USA, Inc. System for transporting sampled signals over imperfect electromagnetic pathways
JP7270545B2 (ja) 2017-03-20 2023-05-10 ハイファイ ユーエスエー インコーポレーテッド 複数の電磁経路上におけるサンプリングされた信号のトランスポート
US11716114B2 (en) 2020-11-25 2023-08-01 Hyphy Usa Inc. Encoder and decoder circuits for the transmission of video media using spread spectrum direct sequence modulation
US12335086B2 (en) 2021-07-12 2025-06-17 Hyphy Usa Inc. Spread-spectrum video transport with quadrature amplitude modulation
KR20240049301A (ko) 2021-08-12 2024-04-16 하이파이 유에스에이 인크. 단계적으로 샘플링된 신호를 분배하고 전자기 경로를 통해 전달하는 방법
US11997415B2 (en) 2021-08-17 2024-05-28 Hyphy Usa Inc. Sampled analog storage system
JP2024533167A (ja) 2021-09-03 2024-09-12 ハイファイ ユーエスエー インコーポレーテッド ディスプレイドライバとスペクトル拡散映像輸送との集積化
WO2023044000A1 (en) 2021-09-17 2023-03-23 Hyphy Usa Inc. Spread-spectrum video transport integration with virtual reality headset
US11769468B2 (en) 2022-01-19 2023-09-26 Hyphy Usa Inc. Spread-spectrum video transport integration with timing controller
US11842671B2 (en) 2022-03-07 2023-12-12 Hyphy Usa Inc. Spread-spectrum video transport source driver integration with display panel
KR20250051695A (ko) 2022-08-16 2025-04-17 하이파이 유에스에이 인크. 직교 주파수 분할 다중화(ofdm) 및 ofdm 비디오 전송을 통한 확산 스펙트럼 비디오 전송

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6600491A (enExample) * 1965-12-20 1967-07-17
US3538246A (en) * 1968-05-22 1970-11-03 Southern Pacific Transport Co Bandwidth reduction technique for analog signals
US3678194A (en) * 1971-01-26 1972-07-18 Us Army Digital data transmission and detection system

Also Published As

Publication number Publication date
NL7215755A (enExample) 1973-02-26
JPS4874961A (enExample) 1973-10-09
BE793549A (fr) 1973-06-29
DE2261613A1 (de) 1973-07-05
US3795765A (en) 1974-03-05
GB1410629A (en) 1975-10-22
FR2166170A1 (enExample) 1973-08-10
BR7209076D0 (pt) 1973-10-11
IT972847B (it) 1974-05-31
FR2166170B1 (enExample) 1984-04-06
DE2261613B2 (de) 1975-02-20
DE2261613C3 (de) 1979-03-15

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