GB2361775B - Two-layer super-twisted nematic liquid crystal display element - Google Patents

Two-layer super-twisted nematic liquid crystal display element

Info

Publication number
GB2361775B
GB2361775B GB0101545A GB0101545A GB2361775B GB 2361775 B GB2361775 B GB 2361775B GB 0101545 A GB0101545 A GB 0101545A GB 0101545 A GB0101545 A GB 0101545A GB 2361775 B GB2361775 B GB 2361775B
Authority
GB
Grant status
Grant
Patent type
Prior art keywords
crystal
super
element
twisted
nematic
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
GB0101545A
Other versions
GB0101545D0 (en )
GB2361775A (en )
Inventor
Hiroshi Ema
Mitsuru Takigawa
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.)
Hosiden Corp
Original Assignee
Hosiden 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
Grant date

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices 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
    • G02F1/01Devices 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
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/133382Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices 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
    • G02F1/01Devices 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
    • G02F1/13Devices 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
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1345Conductors connecting electrodes to cell terminals
    • G02F1/13452Conductors connecting driver circuitry and terminals of panels
    • GPHYSICS
    • G02OPTICS
    • G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2413/00Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates
    • G02F2413/15Indexing scheme related to G02F1/13363, i.e. to birefringent elements, e.g. for optical compensation, characterised by the number, position, orientation or value of the compensation plates with twisted orientation, e.g. comprising helically oriented LC-molecules or a plurality of twisted birefringent sublayers
GB0101545A 2000-01-21 2001-01-22 Two-layer super-twisted nematic liquid crystal display element Expired - Fee Related GB2361775B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000013219A JP2001201730A (en) 2000-01-21 2000-01-21 Double layer type super twisted nematic system liquid crystal display device

Publications (3)

Publication Number Publication Date
GB0101545D0 GB0101545D0 (en) 2001-03-07
GB2361775A true GB2361775A (en) 2001-10-31
GB2361775B true GB2361775B (en) 2004-01-14

Family

ID=18540836

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0101545A Expired - Fee Related GB2361775B (en) 2000-01-21 2001-01-22 Two-layer super-twisted nematic liquid crystal display element

Country Status (3)

Country Link
JP (1) JP2001201730A (en)
DE (1) DE10102393B4 (en)
GB (1) GB2361775B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10228591A1 (en) * 2002-06-26 2004-01-15 Siemens Ag DSTN display with electromagnetic shielding
KR100879213B1 (en) * 2003-10-16 2009-01-16 엘지디스플레이 주식회사 Liquid crystal display for temperature maintenance
JP2005308879A (en) 2004-04-19 2005-11-04 Koninkl Philips Electronics Nv Panel heater and display device using same
JP4731836B2 (en) 2004-06-08 2011-07-27 パナソニック液晶ディスプレイ株式会社 Display device
KR101109992B1 (en) * 2005-01-31 2012-02-15 엘지디스플레이 주식회사 Liquid crystal display device and method of fabricating the same
JP4623161B2 (en) 2008-08-07 2011-02-02 株式会社デンソー The liquid crystal display device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029393A (en) * 1976-04-29 1977-06-14 General Motors Corporation Integrated thermally compensated liquid crystal display device
US4093355A (en) * 1977-02-04 1978-06-06 General Motors Corporation Symmetrical internal heater for liquid crystal display
US5247374A (en) * 1990-04-05 1993-09-21 Stanley Electric Co., Ltd. Liquid crystal display device with common heater between two cells
WO1999006885A1 (en) * 1997-08-01 1999-02-11 Siemens Aktiengesellschaft Heatable liquid crystal display device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5436745A (en) * 1994-02-23 1995-07-25 Ois Optical Imaging Systems, Inc. Flex circuit board for liquid crystal display
DE19848547A1 (en) * 1997-11-07 1999-05-12 Mannesmann Vdo Ag display

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4029393A (en) * 1976-04-29 1977-06-14 General Motors Corporation Integrated thermally compensated liquid crystal display device
US4093355A (en) * 1977-02-04 1978-06-06 General Motors Corporation Symmetrical internal heater for liquid crystal display
US5247374A (en) * 1990-04-05 1993-09-21 Stanley Electric Co., Ltd. Liquid crystal display device with common heater between two cells
WO1999006885A1 (en) * 1997-08-01 1999-02-11 Siemens Aktiengesellschaft Heatable liquid crystal display device

Also Published As

Publication number Publication date Type
DE10102393A1 (en) 2001-08-23 application
DE10102393B4 (en) 2008-07-17 grant
GB0101545D0 (en) 2001-03-07 grant
GB2361775A (en) 2001-10-31 application
JP2001201730A (en) 2001-07-27 application

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20150122