JP4700151B2 - 双安定液晶物質のアドレス指定方法 - Google Patents

双安定液晶物質のアドレス指定方法 Download PDF

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Publication number
JP4700151B2
JP4700151B2 JP13006499A JP13006499A JP4700151B2 JP 4700151 B2 JP4700151 B2 JP 4700151B2 JP 13006499 A JP13006499 A JP 13006499A JP 13006499 A JP13006499 A JP 13006499A JP 4700151 B2 JP4700151 B2 JP 4700151B2
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voltage
voltage value
liquid crystal
crystal material
electrodes
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Japanese (ja)
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JPH11344961A5 (https=
JPH11344961A (ja
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ヤン デン−ケ
ファン キアオ−ヤン
エム ミラー ニック
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ケント ステート ユニバーシティ
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Publication of JPH11344961A5 publication Critical patent/JPH11344961A5/ja
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    • 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
    • G09G3/3629—Control of matrices with row and column drivers using a passive matrix using liquid crystals having memory effects, e.g. ferroelectric liquid crystals
    • 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
    • G09G2300/04—Structural and physical details of display devices
    • G09G2300/0469—Details of the physics of pixel operation
    • G09G2300/0478—Details of the physics of pixel operation related to liquid crystal pixels
    • G09G2300/0482—Use of memory effects in nematic liquid crystals
    • G09G2300/0486—Cholesteric liquid crystals, including chiral-nematic liquid crystals, with transitions between focal conic, planar, and homeotropic states
    • 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
    • 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
    • G09G3/2044—Display of intermediate tones using dithering
    • G09G3/2051—Display of intermediate tones using dithering with use of a spatial dither pattern

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  • Engineering & Computer Science (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 (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
JP13006499A 1998-05-12 1999-05-11 双安定液晶物質のアドレス指定方法 Expired - Fee Related JP4700151B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/076577 1998-05-12
US09/076,577 US6268839B1 (en) 1998-05-12 1998-05-12 Drive schemes for gray scale bistable cholesteric reflective displays

Publications (3)

Publication Number Publication Date
JPH11344961A JPH11344961A (ja) 1999-12-14
JPH11344961A5 JPH11344961A5 (https=) 2006-07-13
JP4700151B2 true JP4700151B2 (ja) 2011-06-15

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JP13006499A Expired - Fee Related JP4700151B2 (ja) 1998-05-12 1999-05-11 双安定液晶物質のアドレス指定方法

Country Status (5)

Country Link
US (1) US6268839B1 (https=)
EP (1) EP0957467A1 (https=)
JP (1) JP4700151B2 (https=)
CN (1) CN1163860C (https=)
TW (1) TW452753B (https=)

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Also Published As

Publication number Publication date
CN1237754A (zh) 1999-12-08
CN1163860C (zh) 2004-08-25
JPH11344961A (ja) 1999-12-14
EP0957467A1 (en) 1999-11-17
TW452753B (en) 2001-09-01
US6268839B1 (en) 2001-07-31

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