DE3680633D1 - Digitaler schwellenwertdetektor mit hysterese. - Google Patents

Digitaler schwellenwertdetektor mit hysterese.

Info

Publication number
DE3680633D1
DE3680633D1 DE8686308259T DE3680633T DE3680633D1 DE 3680633 D1 DE3680633 D1 DE 3680633D1 DE 8686308259 T DE8686308259 T DE 8686308259T DE 3680633 T DE3680633 T DE 3680633T DE 3680633 D1 DE3680633 D1 DE 3680633D1
Authority
DE
Germany
Prior art keywords
hysteresis
threshold detector
digital threshold
digital
detector
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 - Fee Related
Application number
DE8686308259T
Other languages
English (en)
Inventor
Robert Francis Casey
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.)
RCA Licensing Corp
Original Assignee
RCA Licensing 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 Licensing Corp filed Critical RCA Licensing Corp
Application granted granted Critical
Publication of DE3680633D1 publication Critical patent/DE3680633D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/027—Generators characterised by the type of circuit or by the means used for producing pulses by the use of logic circuits, with internal or external positive feedback
    • H03K3/037—Bistable circuits
    • H03K3/0377—Bistables with hysteresis, e.g. Schmitt trigger

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Analogue/Digital Conversion (AREA)
  • Manipulation Of Pulses (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)
  • Picture Signal Circuits (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
DE8686308259T 1985-10-25 1986-10-23 Digitaler schwellenwertdetektor mit hysterese. Expired - Fee Related DE3680633D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/791,489 US4700365A (en) 1985-10-25 1985-10-25 Digital threshold detector with hysteresis

Publications (1)

Publication Number Publication Date
DE3680633D1 true DE3680633D1 (de) 1991-09-05

Family

ID=25153900

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686308259T Expired - Fee Related DE3680633D1 (de) 1985-10-25 1986-10-23 Digitaler schwellenwertdetektor mit hysterese.

Country Status (7)

Country Link
US (1) US4700365A (de)
EP (1) EP0220946B1 (de)
JP (1) JP2525159B2 (de)
KR (1) KR950004843B1 (de)
CA (1) CA1257345A (de)
DE (1) DE3680633D1 (de)
HK (1) HK123896A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0783348B2 (ja) * 1986-05-02 1995-09-06 株式会社日立製作所 デジタル信号の復号装置
JP2922370B2 (ja) * 1992-10-13 1999-07-19 シャープ株式会社 出力回路
DE4327779C1 (de) * 1993-08-18 1994-12-08 Siemens Ag Verfahren und Schaltungsanordnung für ein Fernsehgerät zur Verminderung des Flimmerns
KR100392633B1 (ko) 2000-12-19 2003-07-23 삼성전자주식회사 광디스크 드라이브의 광픽업장치
US7061995B2 (en) * 2001-10-31 2006-06-13 Intel Corporation Apparatus and method to generate an adaptive slicer threshold for binary data

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3758868A (en) * 1971-12-21 1973-09-11 Us Navy Noise-riding slicer
US4090221A (en) * 1972-03-13 1978-05-16 Bell Telephone Laboratories, Incorporated Apparatus for improving video signal-to-noise ratio
US3784921A (en) * 1973-03-23 1974-01-08 Gen Motors Corp Circuit indicating change and steady state of a dc signal
US3828204A (en) * 1973-04-16 1974-08-06 Hughes Aircraft Co Sensitive pulse threshold detector
CA1008140A (en) * 1975-02-12 1977-04-05 John M. Warberg Bipolar signal processing circuit
US4240109A (en) * 1976-10-14 1980-12-16 Micro Consultants, Limited Video movement detection
US4100532A (en) * 1976-11-19 1978-07-11 Hewlett-Packard Company Digital pattern triggering circuit
US4326168A (en) * 1977-09-01 1982-04-20 Honeywell Inc. Signal monitor system
GB2020508B (en) * 1978-03-08 1983-03-09 Nippon Electric Co Noise reduction system for colour television signal
US4218704A (en) * 1979-03-16 1980-08-19 Bell Telephone Laboratories, Incorporated Method and apparatus for video signal encoding with motion compensation
US4291333A (en) * 1979-05-22 1981-09-22 Fernseh Inc. Noise filter
US4291355A (en) * 1979-07-30 1981-09-22 General Electric Company Programmable overload circuit
US4407020A (en) * 1980-08-25 1983-09-27 Trw Inc. Automatic compensation circuit and method
US4387465A (en) * 1981-04-13 1983-06-07 Trw Inc. Sequential threshold detector
GB2101651B (en) * 1981-06-29 1985-02-06 Robert William Stringer A post socket
US4449102A (en) * 1982-03-15 1984-05-15 Bell Telephone Laboratories, Incorporated Adaptive threshold circuit
FR2551290B1 (fr) * 1983-08-30 1985-10-11 Thomson Csf Procede et dispositif de detection de points en mouvement dans une image de television pour systemes de television numerique a compression de debit a rafraichissement conditionnel
US4525638A (en) * 1984-01-16 1985-06-25 Motorola, Inc. Zener referenced threshold detector with hysteresis
US4602374A (en) * 1984-02-27 1986-07-22 Nippon Telegraph & Telephone Public Corporation Multi-level decision circuit
US4639784A (en) 1985-02-19 1987-01-27 Rca Corporation Video signal recursive filter adaptively controlled responsive to the history of image motion

Also Published As

Publication number Publication date
EP0220946B1 (de) 1991-07-31
KR950004843B1 (ko) 1995-05-13
KR870004623A (ko) 1987-05-11
US4700365A (en) 1987-10-13
EP0220946A2 (de) 1987-05-06
CA1257345A (en) 1989-07-11
JPS62102686A (ja) 1987-05-13
HK123896A (en) 1996-07-19
EP0220946A3 (en) 1988-05-11
JP2525159B2 (ja) 1996-08-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee