DE2006631C3 - Verfahren und Anordnung zur Wie dergabe von Informationen - Google Patents

Verfahren und Anordnung zur Wie dergabe von Informationen

Info

Publication number
DE2006631C3
DE2006631C3 DE2006631A DE2006631A DE2006631C3 DE 2006631 C3 DE2006631 C3 DE 2006631C3 DE 2006631 A DE2006631 A DE 2006631A DE 2006631 A DE2006631 A DE 2006631A DE 2006631 C3 DE2006631 C3 DE 2006631C3
Authority
DE
Germany
Prior art keywords
signal
modulated
stage
information
time
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
DE2006631A
Other languages
German (de)
English (en)
Other versions
DE2006631A1 (de
DE2006631B2 (de
Inventor
Lawrence D. Santa Clara Calif. Emmons (V.St.A.)
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.)
Ampex Corp
Original Assignee
Ampex 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 Ampex Corp filed Critical Ampex Corp
Publication of DE2006631A1 publication Critical patent/DE2006631A1/de
Publication of DE2006631B2 publication Critical patent/DE2006631B2/de
Application granted granted Critical
Publication of DE2006631C3 publication Critical patent/DE2006631C3/de
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/405Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • H04N1/4056Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern the pattern varying in one dimension only, e.g. dash length, pulse width modulation [PWM]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40Picture signal circuits
    • H04N1/407Control or modification of tonal gradation or of extreme levels, e.g. background level

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Transforming Electric Information Into Light Information (AREA)
DE2006631A 1969-02-20 1970-02-13 Verfahren und Anordnung zur Wie dergabe von Informationen Expired DE2006631C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80099069A 1969-02-20 1969-02-20

Publications (3)

Publication Number Publication Date
DE2006631A1 DE2006631A1 (de) 1971-02-04
DE2006631B2 DE2006631B2 (de) 1973-03-15
DE2006631C3 true DE2006631C3 (de) 1973-10-04

Family

ID=25179904

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2006631A Expired DE2006631C3 (de) 1969-02-20 1970-02-13 Verfahren und Anordnung zur Wie dergabe von Informationen

Country Status (5)

Country Link
US (1) US3745408A (enExample)
BE (1) BE746138A (enExample)
DE (1) DE2006631C3 (enExample)
FR (1) FR2035640A5 (enExample)
GB (1) GB1313771A (enExample)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3830967A (en) * 1973-02-05 1974-08-20 Muirhead Inc Apparatus for half tone marking electrostatic paper
US3916224A (en) * 1973-08-02 1975-10-28 Ibm Transistor switching regulator control utilizing charging of bootstrap circuit to provide ramp-up
US7028529B2 (en) * 2003-04-28 2006-04-18 Sonora Medical Systems, Inc. Apparatus and methods for testing acoustic probes and systems
US7787172B2 (en) * 2003-11-01 2010-08-31 Silicon Quest Kabushiki-Kaisha Gamma correction for adjustable light source
WO2009032346A1 (en) * 2007-09-06 2009-03-12 Olympus Corporation Gamma correction for adjustable light source
CN107135593B (zh) * 2017-06-07 2023-12-05 深圳市奥金瑞科技有限公司 智能开关检测和识别电路
US11378997B2 (en) * 2018-10-12 2022-07-05 Ultrahaptics Ip Ltd Variable phase and frequency pulse-width modulation technique
US12411253B1 (en) * 2022-11-14 2025-09-09 Ut-Battelle, Llc Pulse shape discrimination system for high density imaging

Also Published As

Publication number Publication date
FR2035640A5 (enExample) 1970-12-18
US3745408A (en) 1973-07-10
GB1313771A (en) 1973-04-18
DE2006631A1 (de) 1971-02-04
DE2006631B2 (de) 1973-03-15
BE746138A (fr) 1970-07-31

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)