DE69320956T2 - Elektrolumineszierende anzeige mit aktiver matrix und betriebsverfahren. - Google Patents

Elektrolumineszierende anzeige mit aktiver matrix und betriebsverfahren.

Info

Publication number
DE69320956T2
DE69320956T2 DE69320956T DE69320956T DE69320956T2 DE 69320956 T2 DE69320956 T2 DE 69320956T2 DE 69320956 T DE69320956 T DE 69320956T DE 69320956 T DE69320956 T DE 69320956T DE 69320956 T2 DE69320956 T2 DE 69320956T2
Authority
DE
Germany
Prior art keywords
active matrix
operating method
electroluminescent display
electroluminescent
display
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
DE69320956T
Other languages
English (en)
Other versions
DE69320956D1 (de
Inventor
Roger Stewart
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.)
Sarnoff Corp
Original Assignee
Sarnoff 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 Sarnoff Corp filed Critical Sarnoff Corp
Publication of DE69320956D1 publication Critical patent/DE69320956D1/de
Application granted granted Critical
Publication of DE69320956T2 publication Critical patent/DE69320956T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2011—Display of intermediate tones by amplitude modulation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2300/00—Aspects of the constitution of display devices
    • G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
    • G09G2300/0809—Several active elements per pixel in active matrix panels
    • G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0243—Details of the generation of driving signals
    • G09G2310/0259—Details of the generation of driving signals with use of an analog or digital ramp generator in the column driver or in the pixel circuit
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/0264—Details of driving circuits
    • G09G2310/027—Details of drivers for data electrodes, the drivers handling digital grey scale data, e.g. use of D/A converters
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/2007—Display of intermediate tones
    • G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Electroluminescent Light Sources (AREA)
DE69320956T 1992-06-02 1993-05-28 Elektrolumineszierende anzeige mit aktiver matrix und betriebsverfahren. Expired - Fee Related DE69320956T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/892,464 US5302966A (en) 1992-06-02 1992-06-02 Active matrix electroluminescent display and method of operation
PCT/US1993/004906 WO1993024921A1 (en) 1992-06-02 1993-05-28 Active matrix electroluminescent display and method of operation

Publications (2)

Publication Number Publication Date
DE69320956D1 DE69320956D1 (de) 1998-10-15
DE69320956T2 true DE69320956T2 (de) 1999-04-22

Family

ID=25399989

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69320956T Expired - Fee Related DE69320956T2 (de) 1992-06-02 1993-05-28 Elektrolumineszierende anzeige mit aktiver matrix und betriebsverfahren.
DE69332475T Expired - Fee Related DE69332475T2 (de) 1992-06-02 1993-05-28 Elektrolumineszensanzeige mit aktiver Matrix und deren Betriebsverfahren

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69332475T Expired - Fee Related DE69332475T2 (de) 1992-06-02 1993-05-28 Elektrolumineszensanzeige mit aktiver Matrix und deren Betriebsverfahren

Country Status (7)

Country Link
US (2) US5302966A (de)
EP (2) EP0778556B1 (de)
JP (1) JP3510248B2 (de)
KR (1) KR950701754A (de)
DE (2) DE69320956T2 (de)
FI (1) FI945548A (de)
WO (1) WO1993024921A1 (de)

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USRE40738E1 (en) 2009-06-16
DE69332475T2 (de) 2003-07-10
FI945548A0 (fi) 1994-11-25
EP0643865B1 (de) 1998-09-09
DE69320956D1 (de) 1998-10-15
EP0643865A1 (de) 1995-03-22
EP0778556B1 (de) 2002-11-06
JPH07507403A (ja) 1995-08-10
EP0643865A4 (de) 1995-08-30
EP0778556A3 (de) 2000-02-23
KR950701754A (ko) 1995-04-28
FI945548A (fi) 1994-11-25
EP0778556A2 (de) 1997-06-11
US5302966A (en) 1994-04-12
DE69332475D1 (de) 2002-12-12
JP3510248B2 (ja) 2004-03-22
WO1993024921A1 (en) 1993-12-09

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