KR870009251A - Driving device of liquid crystal display device - Google Patents

Driving device of liquid crystal display device Download PDF

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Publication number
KR870009251A
KR870009251A KR870002547A KR870002547A KR870009251A KR 870009251 A KR870009251 A KR 870009251A KR 870002547 A KR870002547 A KR 870002547A KR 870002547 A KR870002547 A KR 870002547A KR 870009251 A KR870009251 A KR 870009251A
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KR
South Korea
Prior art keywords
segment
level
signal
liquid crystal
activated
Prior art date
Application number
KR870002547A
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Korean (ko)
Inventor
보들리-스코트 제미
Original Assignee
레슬리 토마스쇼우
루카스 일렉트릭컬 일렉트로닉스 앤드 시스템 리미티드
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Application filed by 레슬리 토마스쇼우, 루카스 일렉트릭컬 일렉트로닉스 앤드 시스템 리미티드 filed Critical 레슬리 토마스쇼우
Publication of KR870009251A publication Critical patent/KR870009251A/en

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • 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
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/16—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
    • G09G3/18—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source using 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
    • 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

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

내용 없음No content

Description

액정 표시소자의 구동장치Driving device of liquid crystal display device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 2개의 배면 전극을 갖는 본 발명에 따른 액정표시소자의 개략단면도와 그에 연결된 구동장치의 블록다이어그램.1 is a schematic cross-sectional view of a liquid crystal display device according to the present invention having two back electrodes and a block diagram of a driving device connected thereto.

제5도는 3개의 배면 전극을 가지는 본 발명에 따른 액정표시소자의 개략 단면도.5 is a schematic cross-sectional view of a liquid crystal display device according to the present invention having three back electrodes.

Claims (10)

표시소자의 각 배면 및 세그먼트전극에 인가되어질 다수의 신호를 발생시켜 표시소자의 선택된 세그먼트가 작동되도록 공급해 주는 회로로 구성된 다중액정표 시기의 구동장치에 있어서, 신호발생용 구동장치(20)는 액정표시소자(10)의 각 배면전극에 가변적으로 적용되어질 다수의 배면 신호와 세그먼트전극(S)에 적용되어질 선택가능한 세그먼트 신호를 발생시켜 주고, 각 배면 및 세그먼트신호는 두 레벨(O,X)사이에서 절환되면서 세그먼트전극(S)에 선택인가 되어지는 특정세그먼트 신호에 따라 선택된 세그먼트를 동작시켜 주도록 된 것을 특징으로 하는 액정표시소자의 구동장치.In the driving apparatus of a multi-liquid crystal period comprising a circuit for generating a plurality of signals to be applied to each rear surface of the display element and the segment electrode and supplying the selected segment of the display element, the driving device for signal generation 20 is a liquid crystal. A plurality of rear signals to be variably applied to each rear electrode of the display element 10 and a selectable segment signal to be applied to the segment electrode S are generated, and each rear and segment signal is divided between two levels (O, X). A device for driving a liquid crystal display device, wherein the selected segment is operated according to a specific segment signal selected and applied to the segment electrode S. 제1항에 있어서, 각 배면전극의 신호는 각각의 배면전극에 연속 및 가변적으로 공급되어질 수 있도록 각각의 반복패턴으로 구성된 것을 특징으로 하는 액정표시소자의 구동장치.The apparatus of claim 1, wherein the signal of each back electrode is configured in a respective repeating pattern so as to be continuously and variably supplied to each back electrode. 제1항에 있어서, 상기 선택된 각 세그먼트신호는 각각의 반복패턴으로 구성된 것을 특징으로 하는 액정표시기의 작동장치.The apparatus of claim 1, wherein each of the selected segment signals comprises a respective repetitive pattern. 제1항에 있어서, M-웨이 다중시스템에서의 각 배면 및 세그먼트신호의 반복패턴 주기 T는 4M단위시간 t로 나누어지되 상기 주기 T는 각각 2M단위시간으로 된 2개의 블록으로 구성되고, 제2블럭의 패턴은 제1블럭에 대해 반전패턴을 갖도록 된 것을 특징으로 하는 액정표시소자의 구동장치.The method of claim 1, wherein the repeating pattern period T of each back and segment signal in the M-way multi-system is divided by 4M unit time t, wherein the period T is composed of two blocks of 2M unit time, respectively. The pattern of the block is a drive device for a liquid crystal display device, characterized in that to have an inversion pattern with respect to the first block. 제4항에 있어서, 각 배면전극에 가해지는 배면신호는 각 블록내의 각 단위시간쌍에서 활성화되고, 세그먼트 전극에 가해지는 세그먼트신호는 상기 배면 신호와 결합된 세그먼트가 활성화 될 경우에 동일한 단위 시간쌍에서 활성화되도록 된 것을 특징으로 하는 액정표시소자의 구동장치.The method of claim 4, wherein the back signal applied to each back electrode is activated at each unit time pair in each block, and the segment signal applied to the segment electrode is the same unit time pair when the segment coupled with the back signal is activated. Driving device of the liquid crystal display device, characterized in that to be activated in. 제5항에 있어서, 상기 배면 신호는 제1블럭에서 사익 단위시간쌍이 연속적으로 단위시간 중 레벨 "1"로 구성될 경우에 활성화되도록 된 것을 특징으로 하는 액정표시소자의 구동장치6. The driving device of claim 5, wherein the rear signal is activated when a pair of wing unit time pairs are continuously configured to a level "1" in unit time in the first block. 제5항에 있어서, 각 세그먼트신호는 제1블럭에서 상기 단위시간쌍이 연속적이 단위시간중 레벨"10"으로 구성될 경우에 활성화되도록 된 것을 특징으로 하는 액정표시소자의 구동장치.6. The driving device of a liquid crystal display device according to claim 5, wherein each segment signal is activated when the unit time pair in the first block is continuously configured to a level " 10 " 제5항에 있어서, 상기 배면신호는 제1블럭에서 레벨리 "0"일 경우에 비활성화되고, 세그먼트신호는 레벨이 "1"일 경우 비활성화되도록 된 것을 특징으로 하는 액정표시기의 구동장치.6. The driving apparatus of claim 5, wherein the back signal is deactivated when the level is "0" in the first block, and the segment signal is deactivated when the level is "1". 제5항에 있어서, 상기 배면신호는 2-웨이다중시스템의 제1블럭에서 레벨이 "11"일 경우에 비활성화되며, 세그먼트 신호는, (a) 두세그먼트가 모두 활성화될 경우 레벨이 "10"로, (b) 두 세그먼트가 모두 비활성화될 경우 레벨이 "1"로, (c)한 세그먼트한 활성화될 경우에는 활성 세그먼트의 레벨이 "11"로, 다른 세그먼트의 레벨이 "0"로 구성되도록 된 것을 특징으로 하는 액정표시소자의 구동장치.6. The system of claim 5, wherein the back signal is deactivated when the level is " 11 " in the first block of the two-way multiple system, and the segment signal is (a) level is " 10 " when both segments are activated. (B) the level is set to "1" when both segments are deactivated, (c) the level of the active segment is "11" when one segment is activated, and the level of the other segment is "0". Driving device for a liquid crystal display device, characterized in that. 제5항에 있어서, 상기 배면 신호는 3-웨이다중시스템의 제1블럭에서 레벨이 "0"일 경우에는 비활성화 되며, 세그먼트 신호는 (a) 모든 세그먼트가 활성화될 경우 레벨이 "10"로, (b) 모든 세그먼트가 비활성화될 경우 레벨리 "1"로, (c) 단지 한 세그번트만 활성화될 경우 활성화된 한 세그먼트의 레벨은 "0"으로, 다른 두 세그먼트의 레벨은 "1" 및 "11"로, (d) 한 세그먼트만 비활성화될 경우에는 비활성화된 세그먼트의 레벨은 "11"로, 다른 두 세그먼트의 레벨은 "1" 및 "0"로 구성되도록 된 것을 특징으로 하는 액정표시소자의 구동장치.The method of claim 5, wherein the back signal is inactivated when the level is "0" in the first block of the 3-way multiple system, and the segment signal is (a) when the level is "10" when all segments are activated. (b) Level 1 when all segments are deactivated. (c) Level 1 of active segments is "0" when only one segment is active. Levels of the other two segments are "1" and "." 11 ", (d) when only one segment is deactivated, the level of the deactivated segment is" 11 ", and the level of the other two segments is" 1 "and" 0 ". Drive system. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR870002547A 1986-03-20 1987-03-20 Driving device of liquid crystal display device KR870009251A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8606956 1986-03-20
GB868606956A GB8606956D0 (en) 1986-03-20 1986-03-20 Liquid crystal display driving arrangement

Publications (1)

Publication Number Publication Date
KR870009251A true KR870009251A (en) 1987-10-24

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Application Number Title Priority Date Filing Date
KR870002547A KR870009251A (en) 1986-03-20 1987-03-20 Driving device of liquid crystal display device

Country Status (5)

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JP (1) JPS62270923A (en)
KR (1) KR870009251A (en)
DE (1) DE3709044A1 (en)
FR (1) FR2596186A1 (en)
GB (2) GB8606956D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2875937A1 (en) * 2004-09-28 2006-03-31 Seb Sa METHOD FOR CONTROLLING A MULTI-SEGMENT LIQUID CRYSTAL DISPLAY

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3999180A (en) * 1971-10-04 1976-12-21 Rockwell International Corporation Multiplex driver system for liquid crystal display
CH618535A5 (en) * 1977-07-01 1980-07-31 Bbc Brown Boveri & Cie
JPS5491144A (en) * 1977-12-28 1979-07-19 Canon Inc Electronic apparatus
US4271410A (en) * 1978-08-10 1981-06-02 Rockwell International Corporation LCD Data processor driver and method

Also Published As

Publication number Publication date
GB8606956D0 (en) 1986-04-23
GB2194375A (en) 1988-03-02
GB8706688D0 (en) 1987-04-23
DE3709044A1 (en) 1987-09-24
FR2596186A1 (en) 1987-09-25
JPS62270923A (en) 1987-11-25

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