AU676928B2 - Real time active addressing display device and method utilizing fast walsh transform circuit - Google Patents

Real time active addressing display device and method utilizing fast walsh transform circuit

Info

Publication number
AU676928B2
AU676928B2 AU71722/94A AU7172294A AU676928B2 AU 676928 B2 AU676928 B2 AU 676928B2 AU 71722/94 A AU71722/94 A AU 71722/94A AU 7172294 A AU7172294 A AU 7172294A AU 676928 B2 AU676928 B2 AU 676928B2
Authority
AU
Australia
Prior art keywords
data
unit
fwt
matrix
operably coupled
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.)
Ceased
Application number
AU71722/94A
Other languages
English (en)
Other versions
AU7172294A (en
Inventor
Benjamin Robert Clifton
Arlie R. Conner
John K. Grosspietsch
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.)
Motorola Solutions Inc
In Focus Systems Inc
Original Assignee
Motorola Inc
In Focus Systems Inc
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 Motorola Inc, In Focus Systems Inc filed Critical Motorola Inc
Publication of AU7172294A publication Critical patent/AU7172294A/en
Application granted granted Critical
Publication of AU676928B2 publication Critical patent/AU676928B2/en
Anticipated expiration legal-status Critical
Ceased 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
    • G09G3/34—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 by control of light from an independent source
    • G09G3/36—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 by control of light from an independent source using liquid crystals
    • G09G3/3611—Control of matrices with row and column drivers
    • G09G3/3622—Control of matrices with row and column drivers using a passive matrix
    • G09G3/3625—Control of matrices with row and column drivers using a passive matrix using active addressing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
    • H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
    • H04N3/12—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays
    • H04N3/127—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by switched stationary formation of lamps, photocells or light relays using liquid crystals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/66—Transforming electric information into light information
    • H04N5/70—Circuit details for electroluminescent devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/907—Television signal recording using static stores, e.g. storage tubes or semiconductor memories

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
AU71722/94A 1993-06-30 1994-06-13 Real time active addressing display device and method utilizing fast walsh transform circuit Ceased AU676928B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8522893A 1993-06-30 1993-06-30
US085228 1993-06-30
PCT/US1994/006621 WO1995001628A1 (fr) 1993-06-30 1994-06-13 Dispositif d'affichage par adressage actif en temps reel et procede d'utilisation du circuit rapide de la transformee de walsh

Publications (2)

Publication Number Publication Date
AU7172294A AU7172294A (en) 1995-01-24
AU676928B2 true AU676928B2 (en) 1997-03-27

Family

ID=22190282

Family Applications (1)

Application Number Title Priority Date Filing Date
AU71722/94A Ceased AU676928B2 (en) 1993-06-30 1994-06-13 Real time active addressing display device and method utilizing fast walsh transform circuit

Country Status (4)

Country Link
JP (1) JPH09504617A (fr)
AU (1) AU676928B2 (fr)
CA (1) CA2164982A1 (fr)
WO (1) WO1995001628A1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5959603A (en) * 1992-05-08 1999-09-28 Seiko Epson Corporation Liquid crystal element drive method, drive circuit, and display apparatus
US5900856A (en) 1992-03-05 1999-05-04 Seiko Epson Corporation Matrix display apparatus, matrix display control apparatus, and matrix display drive apparatus
EP0585466B1 (fr) 1992-03-05 1999-09-08 Seiko Epson Corporation Procede et circuit pour exciter des elements a cristaux liquides et dispositif d'affichage
US5877738A (en) * 1992-03-05 1999-03-02 Seiko Epson Corporation Liquid crystal element drive method, drive circuit, and display apparatus
US5739803A (en) * 1994-01-24 1998-04-14 Arithmos, Inc. Electronic system for driving liquid crystal displays
CN100505008C (zh) 1994-11-17 2009-06-24 精工爱普生株式会社 显示装置和含显示装置的电子设备

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2001794A (en) * 1977-07-26 1979-02-07 Secr Defence Waveform display
EP0507061A2 (fr) * 1991-04-01 1992-10-07 In Focus Systems, Inc. Système d'adressage pour un dispositif d'affichage à cristaux liquides

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2001794A (en) * 1977-07-26 1979-02-07 Secr Defence Waveform display
EP0507061A2 (fr) * 1991-04-01 1992-10-07 In Focus Systems, Inc. Système d'adressage pour un dispositif d'affichage à cristaux liquides

Also Published As

Publication number Publication date
CA2164982A1 (fr) 1995-01-12
WO1995001628A1 (fr) 1995-01-12
JPH09504617A (ja) 1997-05-06
AU7172294A (en) 1995-01-24

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