ZA849521B - Circuit arrangement for automatic setting of a black level voltage - Google Patents

Circuit arrangement for automatic setting of a black level voltage

Info

Publication number
ZA849521B
ZA849521B ZA849521A ZA849521A ZA849521B ZA 849521 B ZA849521 B ZA 849521B ZA 849521 A ZA849521 A ZA 849521A ZA 849521 A ZA849521 A ZA 849521A ZA 849521 B ZA849521 B ZA 849521B
Authority
ZA
South Africa
Prior art keywords
circuit arrangement
level voltage
black level
automatic setting
automatic
Prior art date
Application number
ZA849521A
Inventor
Lukas Hinkel
Original Assignee
Blaupunkt Werke Gmbh
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 Blaupunkt Werke Gmbh filed Critical Blaupunkt Werke Gmbh
Publication of ZA849521B publication Critical patent/ZA849521B/en

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00Details of colour television systems
    • H04N9/64Circuits for processing colour signals
    • H04N9/73Colour balance circuits, e.g. white balance circuits or colour temperature control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67DDISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D1/00Apparatus or devices for dispensing beverages on draught
    • B67D1/08Details
    • B67D1/12Flow or pressure control devices or systems, e.g. valves, gas pressure control, level control in storage containers
    • B67D1/1202Flow control, e.g. for controlling total amount or mixture ratio of liquids to be dispensed
    • B67D1/1234Flow control, e.g. for controlling total amount or mixture ratio of liquids to be dispensed to determine the total amount
    • B67D1/1238Flow control, e.g. for controlling total amount or mixture ratio of liquids to be dispensed to determine the total amount comprising means for detecting the liquid level in vessels to be filled, e.g. using ultrasonic waves, optical reflexion, probes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B67OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS; LIQUID HANDLING
    • B67DDISPENSING, DELIVERING OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR
    • B67D3/00Apparatus or devices for controlling flow of liquids under gravity from storage containers for dispensing purposes
    • B67D3/0003Apparatus or devices for controlling flow of liquids under gravity from storage containers for dispensing purposes provided with automatic fluid control means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296Acoustic waves
    • G01F23/2962Measuring transit time of reflected waves
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G1/00Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data
    • G09G1/06Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows
    • G09G1/14Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible
    • G09G1/16Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; General aspects or details, e.g. selection emphasis on particular characters, dashed line or dotted line generation; Preprocessing of data using single beam tubes, e.g. three-dimensional or perspective representation, rotation or translation of display pattern, hidden lines, shadows the beam tracing a pattern independent of the information to be displayed, this latter determining the parts of the pattern rendered respectively visible and invisible the pattern of rectangular co-ordinates extending over the whole area of the screen, i.e. television type raster
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00Control of display operating conditions
    • G09G2320/04Maintaining the quality of display appearance
    • G09G2320/043Preventing or counteracting the effects of ageing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Mechanical Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Processing Of Color Television Signals (AREA)
ZA849521A 1983-12-10 1984-12-06 Circuit arrangement for automatic setting of a black level voltage ZA849521B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19833344747 DE3344747A1 (en) 1983-12-10 1983-12-10 CIRCUIT FOR THE AUTOMATIC ADJUSTMENT OF THE BLACK VALUE VOLTAGE

Publications (1)

Publication Number Publication Date
ZA849521B true ZA849521B (en) 1985-10-30

Family

ID=6216621

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA849521A ZA849521B (en) 1983-12-10 1984-12-06 Circuit arrangement for automatic setting of a black level voltage

Country Status (3)

Country Link
EP (1) EP0149711A3 (en)
DE (1) DE3344747A1 (en)
ZA (1) ZA849521B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3535570A1 (en) * 1985-10-04 1987-04-09 Siemens Ag Circuit for automatically adjusting the black-level voltage

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1575604A (en) * 1976-01-27 1980-09-24 Bang & Olufsen As Colour television receivers
US4342048A (en) * 1980-08-18 1982-07-27 Zenith Radio Corporation Automatic CRT tracking circuit
US4331982A (en) * 1980-09-25 1982-05-25 Rca Corporation Sample and hold circuit particularly for small signals
US4331981A (en) * 1980-09-25 1982-05-25 Rca Corporation Linear high gain sampling amplifier
US4358788A (en) * 1981-02-27 1982-11-09 Rca Corporation Legibility for alpha-mosaic characters

Also Published As

Publication number Publication date
EP0149711A3 (en) 1988-10-05
DE3344747A1 (en) 1985-06-20
EP0149711A2 (en) 1985-07-31

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