CN1163860C - 双稳态的胆甾醇型反射显示器的灰度驱动方法 - Google Patents

双稳态的胆甾醇型反射显示器的灰度驱动方法 Download PDF

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Publication number
CN1163860C
CN1163860C CNB991063937A CN99106393A CN1163860C CN 1163860 C CN1163860 C CN 1163860C CN B991063937 A CNB991063937 A CN B991063937A CN 99106393 A CN99106393 A CN 99106393A CN 1163860 C CN1163860 C CN 1163860C
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liquid crystal
voltage
crystal material
electrodes
pixel
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Chinese (zh)
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CN1237754A (zh
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���Ǿ�
杨登科
黄晓阳
N·M·米勒
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Kent State University
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Kent State University
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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)
CNB991063937A 1998-05-12 1999-05-12 双稳态的胆甾醇型反射显示器的灰度驱动方法 Expired - Lifetime CN1163860C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/076,577 1998-05-12
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 (2)

Publication Number Publication Date
CN1237754A CN1237754A (zh) 1999-12-08
CN1163860C true CN1163860C (zh) 2004-08-25

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CNB991063937A Expired - Lifetime CN1163860C (zh) 1998-05-12 1999-05-12 双稳态的胆甾醇型反射显示器的灰度驱动方法

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=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102890916A (zh) * 2011-07-18 2013-01-23 财团法人工业技术研究院 多重稳态显示器的驱动方法

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CN102890916A (zh) * 2011-07-18 2013-01-23 财团法人工业技术研究院 多重稳态显示器的驱动方法
CN102890916B (zh) * 2011-07-18 2015-05-13 财团法人工业技术研究院 多重稳态显示器的驱动方法

Also Published As

Publication number Publication date
CN1237754A (zh) 1999-12-08
EP0957467A1 (en) 1999-11-17
US6268839B1 (en) 2001-07-31
TW452753B (en) 2001-09-01
JPH11344961A (ja) 1999-12-14
JP4700151B2 (ja) 2011-06-15

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