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WO2018139432A1 - Dispositif d'affichage - Google Patents

Dispositif d'affichage Download PDF

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Publication number
WO2018139432A1
WO2018139432A1 PCT/JP2018/001908 JP2018001908W WO2018139432A1 WO 2018139432 A1 WO2018139432 A1 WO 2018139432A1 JP 2018001908 W JP2018001908 W JP 2018001908W WO 2018139432 A1 WO2018139432 A1 WO 2018139432A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
light shielding
shielding layer
liquid crystal
display panel
Prior art date
Application number
PCT/JP2018/001908
Other languages
English (en)
Japanese (ja)
Inventor
裕司 岡田
Original Assignee
日本精機株式会社
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 日本精機株式会社 filed Critical 日本精機株式会社
Publication of WO2018139432A1 publication Critical patent/WO2018139432A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
    • B60K35/215—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays characterised by the combination of multiple visual outputs, e.g. combined instruments with analogue meters and additional displays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/20—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor
    • B60K35/21—Output arrangements, i.e. from vehicle to user, associated with vehicle functions or specially adapted therefor using visual output, e.g. blinking lights or matrix displays
    • B60K35/22—Display screens
    • 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements

Definitions

  • the present invention relates to a display device including a display panel (liquid crystal display panel or the like) for displaying an image.
  • a display panel liquid crystal display panel or the like
  • Such a display device has a structure in which the liquid crystal display 310 is bonded to the cover panel 320 with a translucent adhesive 380, and an air layer between the cover panel 320 and the liquid crystal display 310 is eliminated, and the liquid crystal display is displayed. External light reflection at the interface between 310 and the air layer and at the interface between the cover panel 320 and the air layer is reduced, and the image quality of the display device is improved.
  • the cover panel 320 includes a translucent substrate 321 and a light shielding portion 325 formed on the rear surface of the translucent substrate 321 (see FIG. 9).
  • the light shielding part 325 of the cover panel 320 is made of a black print layer, and has a window part 325d for visually recognizing the image of the liquid crystal display 310. Note that bonding the liquid crystal display 310 to the cover panel 320 may be referred to as “opti-carbonization”.
  • the light shielding portion 225 of the cover panel 220 has two printed layers (a first light shielding layer 225a and a second light shielding layer 225b) to prevent light leakage from a minute hole called a pinhole.
  • the gap S may be formed in the vicinity of the window portion 325d due to the step formed by forming the light-shielding portion 325 including the two printed layers, and the gap S may be visible.
  • the translucent adhesive 280 may be peeled off from the gap S generated in the vicinity of the window portion 325d.
  • the display panels 51 and 111 for displaying images, the translucent substrates 44 and 121 to which the display panels 51 and 111 are bonded by the translucent adhesives 80 and 180, and the images are visually recognized.
  • the light shielding portions 45 and 125 are provided on the light transmissive substrates 44 and 121, and the light shielding portions 45 and 125 are provided with the light transmissive adhesive.
  • 125a overlaps the translucent adhesives 80, 180 in front view
  • the second light shielding layers 45b, 125b do not overlap the translucent adhesives 80, 180 in front view.
  • the present invention is characterized in that the light shielding part 125 includes a warning display part 125e.
  • the present invention is characterized in that the warning display part 125e is composed of either one of the first light shielding layer 125a and the second light shielding layer 125b.
  • Sectional drawing which shows 1st embodiment of this invention The front view which shows embodiment same as the above.
  • the principal part expanded sectional view which shows embodiment same as the above.
  • Sectional drawing which shows embodiment same as the above.
  • the principal part expanded sectional view which shows embodiment same as the above.
  • the expanded sectional view which shows embodiment same as the above.
  • the principal part expanded sectional view which shows other embodiment of this invention.
  • the vehicle display device includes a pointer 10, a circuit board 20, a case body 30, a display plate 40, a liquid crystal display 50, and a rear cover 60.
  • the pointer 10 includes an instruction portion 11 made of a translucent resin, a pointer cap 12 made of an opaque resin, a boss portion 13 into which the rotating shaft 22a is press-fitted, and a pointer seat 14 on which the indication portion 11 is placed.
  • the indicator unit 41 is instructed by the instruction unit 11.
  • the boss portion 13 and the pointer seat 14 of the pointer 10 are integrally formed of white resin.
  • the illumination light emitted from the light emitting element 25 and having passed through the through hole 20 c is reflected by the boss portion 13 and the pointer seat 14 in the vicinity of the through hole 40 c of the display panel 40.
  • the circuit board 20 includes a board body 21, a pointer driving unit 22 mounted on the rear surface side of the board body 21, and light emitting elements 24 and 25 mounted on the surface side of the board body 21. 40 is arranged on the rear side.
  • the substrate body 21 is made of a hard printed circuit board in which a flat glass epoxy base material is provided with a driving circuit for driving the pointer driving unit 22 and a light emitting circuit for causing the light emitting elements 24 and 25 to emit light.
  • the drive circuit and the light emitting circuit are each composed of a wiring pattern, a resistor, a capacitor and the like.
  • the drive circuit drives the pointer drive unit 22 based on a control signal supplied from the control unit.
  • the light emitting circuit causes the light emitting elements 24 and 25 to emit light based on a control signal supplied from the control unit.
  • the pointer driving unit 22 includes a movable magnet type driving device, a stepping motor, and the like.
  • the rotation shaft 22 a of the pointer driving unit 22 is inserted into a through hole 21 a formed in the substrate body 21, and the pointer 10 is attached to the rotation shaft 22 a of the pointer driving unit 22.
  • the boss portion 13 of the pointer 10 is inserted into a through hole 40 c formed in the display board 40.
  • the through hole 40c of the display board 40 is formed at a location corresponding to the rotating shaft 22a of the pointer driving unit 22 and has a circular shape when viewed from the front.
  • the drive circuit of the substrate body 21 drives the pointer drive unit 22 based on a control signal supplied from the control unit.
  • the rotation shaft 22a of the pointer driving unit 22 rotates at a rotation angle corresponding to the control signal. Accordingly, the pointer 10 rotates at a predetermined rotation angle corresponding to the vehicle speed, and the instruction unit 11 of the pointer 10 instructs an index unit 41 described later.
  • the light emitting elements 24 and 25 are each composed of one or more light emitting diodes or the like.
  • the light emitting element 24 illuminates and transmits the display panel 40.
  • the light emitting element 25 shines the instruction unit 11 of the pointer 10.
  • the light emitting elements 24 and 25 are driven based on a control signal supplied from the control unit, and are turned on / off according to an illumination switch or the like operated by a vehicle driver.
  • the case body 30 is made of a white synthetic resin (for example, polypropylene), and the circuit board 20 is fixed to the case body 30.
  • the case body 30 has a vertical part 31, an inclined part 32, a parallel part 33, an inclined part 34, and a vertical part 35.
  • the vertical portion 31 of the case body 30 has a cylindrical shape, the front end is in contact with the rear surface of the display panel 40, and the rear end is in contact with the front surface of the circuit board 20.
  • the vertical portion 31 of the case body 30 is a light shielding wall that prevents the illumination light emitted from the light emitting element 24 and the illumination light emitted from the light emitting element 25 from being mixed.
  • the inclined portion 32 of the case body 30 has a shape that spreads in an inverted conical shape from the outer peripheral surface of the vertical portion 31.
  • the inclined portion 32 of the case body 30 reflects the illumination light emitted from the light emitting element 24 toward the parallel portion 33 and the inclined portion 34.
  • the parallel part 33 of the case body 30 has a flat plate shape parallel to the display panel 40.
  • the inclined portion 34 of the case body 30 has an inverted conical shape and is continuous with the outer peripheral end of the parallel portion 33.
  • the inclined portion 34 of the case body 30 reflects the illumination light emitted from the light emitting element 24 toward the display plate 40.
  • the vertical portion 35 of the case body 30 has a cylindrical shape, and the rear end is in contact with the front surface of the circuit board 20.
  • the vertical portion 35 of the case body 30 is continuous with the outer peripheral end of the inclined portion 34.
  • the vertical portion 35 of the case body 30 has a front end in contact with the rear surface of the display board 40 and a rear end in contact with the front surface of the circuit board 20.
  • the display board 40 has an indicator portion 41 and a number portion 43 which are openings of a light shielding portion 45 described later.
  • the indicator part 41 of the display board 40 is a scale arranged in the vicinity of the number part 43.
  • the indicator portion 41 of the display panel 40 is arranged in an arc shape with the through hole 40c as the center, and is transmitted and illuminated by the illumination light emitted from the light emitting element 24.
  • the display board 40 has a translucent substrate 44, a light shielding part 45, and a protective layer 46.
  • the translucent substrate 44 of the display panel 40 is made of flat acrylic (PMMA).
  • the light shielding portion 45 of the display board 40 is made of a black print layer, and is formed on the rear surface of the translucent substrate 44.
  • the light shielding portion 45 of the display panel 40 includes a first light shielding layer 45a, a second light shielding layer 45b, and a third light shielding layer 45c.
  • the first light shielding layer 45 a is formed on the rear surface of the translucent substrate 44.
  • the second light shielding layer 45b is formed on the rear surface of the first light shielding layer 45a.
  • the third light shielding layer 45c is formed on the rear surface of the second light shielding layer 45b.
  • the first light shielding layer 45a has a rectangular window portion 45d through which the image of the liquid crystal display 50 is seen.
  • the first light shielding layer 45 a overlaps the translucent adhesive 80 with a predetermined width W1 when viewed from the front, and is in contact with the translucent adhesive 80.
  • the second light shielding layer 45 b and the third light shielding layer 45 c do not overlap the light-transmitting adhesive 80 and do not contact the light-transmitting adhesive 80 when viewed from the front.
  • the protective layer 46 of the display panel 40 is made of a transparent printing layer and is formed on the front surface of the translucent substrate 44.
  • the “front view” means viewing from the vertical direction of the liquid crystal display panel 51, that is, the vertical direction of FIGS.
  • the liquid crystal display 50 is disposed between two pointer-type meters (speedometer and tachometer).
  • the liquid crystal display 50 includes a liquid crystal display panel 51, a backlight unit 52, a light diffusion plate 53, and a case body 54.
  • the liquid crystal display panel 51 has a front-side polarizing member 51b and a rear-side polarizing member 51c attached to a TFT color LCD cell 51a, and displays vehicle information such as an accumulated travel distance as an image.
  • the backlight unit 52 is disposed behind the liquid crystal display panel 51 and illuminates and transmits the liquid crystal display panel 51.
  • the light diffusion plate 53 is disposed between the liquid crystal display panel 51 and the backlight unit 52 and diffuses the illumination light emitted from the backlight unit 52.
  • the case body 54 is made of a metal bottomed casing and houses the liquid crystal display panel 51, the backlight unit 52, and the light diffusion plate 53.
  • the liquid crystal display panel 51 of the liquid crystal display 50 is in close contact with the rear surface of the display plate 40 with a translucent adhesive 80.
  • the translucent adhesive 80 is, for example, a colorless and transparent sheet-like adhesive, and is formed so as to cover the window portion 45d.
  • the translucent adhesive 80 has a refractive index of 1.4 to 1.55, for example.
  • the translucent adhesive 80 covers the window portion 45d of the light shielding portion 45 and overlaps the light shielding layer 45a.
  • the translucent adhesive 80 does not overlap the light shielding layers 45b and 45c.
  • the vehicle display device includes a liquid crystal display 110, a cover panel 120, an upper case 130, a circuit board 140, a lower case 150, and a light box 160.
  • the liquid crystal display 110 includes a liquid crystal display panel 111, a backlight unit 112, a light diffusion plate 113, and a case body 114.
  • the liquid crystal display panel 111 is obtained by attaching a front polarizing member 111b and a rear polarizing member 111c to a TFT color LCD cell 111a, and displays vehicle information such as vehicle speed as an image.
  • the backlight unit 112 is disposed behind the liquid crystal display panel 111 and illuminates and transmits the liquid crystal display panel 111.
  • the light diffusion plate 113 is disposed between the liquid crystal display panel 111 and the backlight unit 112 and diffuses illumination light emitted from the backlight unit 112.
  • the case body 114 is made of a metal bottomed casing, and houses the liquid crystal display panel 111, the backlight unit 112, and the light diffusion plate 113.
  • the liquid crystal display panel 111 is in close contact with the rear surface of the cover panel 120 with a translucent adhesive 180.
  • the translucent adhesive 180 is, for example, a colorless and transparent sheet-like adhesive, and is formed so as to cover the window portion 125d.
  • the translucent adhesive 180 has a refractive index of 1.4 to 1.55, for example.
  • the cover panel 120 includes a translucent substrate 121, a low reflection layer 122, and a light shielding portion 125.
  • the translucent substrate 121 of the cover panel 120 is made of flat plate acrylic (PMMA) and has a rectangular shape when viewed from the front.
  • the low reflection layer 122 of the cover panel 120 is formed on the front surface of the front protective layer 122.
  • the low reflection layer 122 of the cover panel 120 is made of a thin film laminate such as silicone or magnesium fluoride, and reduces reflection by utilizing light interference.
  • the light shielding portion 125 of the cover panel 120 is made of a black print layer and is formed on the rear surface of the translucent substrate 121.
  • the light shielding portion 125 of the cover panel 120 includes a first light shielding layer 125a, a second light shielding layer 125b, and a third light shielding layer 125c.
  • the first light shielding layer 125 a is formed on the rear surface of the translucent substrate 121.
  • the second light shielding layer 125b is formed on the rear surface of the first light shielding layer 125a.
  • the third light shielding layer 125c is formed on the rear surface of the second light shielding layer 125b.
  • the first light-shielding layer 125a has a rectangular window 125d through which an image of the liquid crystal display 110 is seen, and a plurality of warning display parts 125e.
  • the warning display part 125e consists of warning marks formed by the first light shielding layer 125a.
  • the first light shielding layer 125a overlaps the translucent adhesive 180 with a predetermined width W2 in front view and is in contact with the translucent adhesive 180.
  • the second light shielding layer 125 b and the third light shielding layer 125 c do not overlap the light-transmitting adhesive 80 and do not contact the light-transmitting adhesive 180 when viewed from the front.
  • the upper case 130 is made of a resin such as AES, and covers the outer periphery of the cover panel 120 so as to cover the side end surface of the cover panel 120.
  • a liquid crystal display 110 is accommodated in the space inside the upper case 130.
  • the upper case 130 has a support part 131 protruding inward, and the support part 131 supports the cover panel 120.
  • the circuit board 140 is formed by forming a wiring pattern made of copper foil on a base material made of glass epoxy resin, and is mounted with a microcomputer 190 that drives the liquid crystal display 110 and a light emitting element 141.
  • the liquid crystal display 110 is electrically connected to the circuit board 140 by a flexible wiring member (not shown).
  • the light emitting element 141 is disposed behind the warning display unit 125e and illuminates the warning display unit 125e.
  • the lower case 150 is made of a resin such as AES or PP.
  • the lower case 150 is fixed to the rear side of the upper case 130.
  • the light box 160 has a cylindrical shape surrounding the light emitting element 141, and forms an illumination chamber that guides light emitted from the light emitting element 141 to the warning display portion 125e.
  • the liquid crystal displays (display panels) 50 and 110 for displaying images and the liquid crystal displays (display panels) 50 and 110 are bonded by translucent adhesives 80 and 180.
  • a vehicular display device including optical substrates 44 and 121 and light shielding portions 45 and 125 provided on the transparent substrates 44 and 121 having window portions 45d and 125d for visually recognizing images.
  • the light shielding portions 45 and 125 include first light shielding layers 45a and 125a that are in contact with the light transmissive adhesives 80 and 180, and second light shielding layers 45b and 125b that are not in contact with the light transmissive adhesives 80 and 180.
  • the first light shielding layers 45a and 125a overlap the light transmitting adhesives 80 and 180 in a front view, and the second light shielding layers 45b and 125b are formed on the light transmitting adhesives 80 and 180. It is the one that does not overlap in front view, The light layers 45a and 125a are brought into contact with the translucent adhesives 80 and 180, and the second light shielding layers 45b and 125b are not brought into contact with the translucent adhesives 80 and 180. , 125d is less likely to cause a gap.
  • the present invention is not limited to the first and second embodiments, and various modifications are possible.
  • the second light shielding layer 125b is formed on the rear surface of the light-transmitting substrate 121, and the first light shielding layer 125a is formed so as to cover the second light shielding layer 125b. It may be formed.
  • the display panel may be an organic EL (Electro Luminescence) display panel.
  • liquid crystal display panel (display panel) 80 Translucent adhesive 111 Liquid crystal display panel (display panel) 180 light-transmitting adhesive 121 light-transmitting substrate 125 light-blocking portion 125d light-transmitting substrate 125a first light-blocking layer 125b second light-blocking layer 125e warning display portion 141 light-emitting element

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Nonlinear Science (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Theoretical Computer Science (AREA)
  • Instrument Panels (AREA)

Abstract

L'invention concerne un dispositif d'affichage caractérisé par une moindre possibilité de générer un écartement au voisinage d'une partie de fenêtre d'une partie d'occultation de lumière. Selon la présente invention, un panneau 51 d'affichage affiche des images; un substrat 44 transmettant la lumière est collé au panneau 51 d'affichage au moyen d'un adhésif 80 transmettant la lumière; le substrat 44 transmettant la lumière est muni d'une partie 45 d'occultation de lumière dotée d'une partie 45d de fenêtre destinée à un contact visuel avec les images; la partie 45 d'occultation de lumière comporte une première couche 45a d'occultation de lumière qui est en contact avec l'adhésif 80 transmettant la lumière et une deuxième couche 45b d'occultation de lumière qui n'est pas en contact avec l'adhésif 80 transmettant la lumière; et une partie 125 d'occultation de lumière est dotée d'une partie 125e d'affichage d'avertissement. Le présent dispositif d'affichage est en outre muni d'un élément 141 d'émission de lumière qui réalise un éclairage par transmission de la partie 125e d'affichage d'avertissement.
PCT/JP2018/001908 2017-01-27 2018-01-23 Dispositif d'affichage WO2018139432A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-012799 2017-01-27
JP2017012799 2017-01-27

Publications (1)

Publication Number Publication Date
WO2018139432A1 true WO2018139432A1 (fr) 2018-08-02

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ID=62979103

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PCT/JP2018/001908 WO2018139432A1 (fr) 2017-01-27 2018-01-23 Dispositif d'affichage

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WO (1) WO2018139432A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111640367A (zh) * 2020-06-11 2020-09-08 武汉华星光电技术有限公司 显示装置及其制备方法
US12041546B2 (en) 2017-10-27 2024-07-16 Wilus Institute Of Standards And Technology Inc. Wireless communication method and wireless communication terminal using wake-up radio

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009192792A (ja) * 2008-02-14 2009-08-27 Seiko Instruments Inc 液晶表示装置
JP2014182164A (ja) * 2013-03-18 2014-09-29 Japan Display Inc 表示装置
JP2015138088A (ja) * 2014-01-21 2015-07-30 三菱電機株式会社 画像表示装置
JP2016037173A (ja) * 2014-08-07 2016-03-22 日本精機株式会社 車両用表示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009192792A (ja) * 2008-02-14 2009-08-27 Seiko Instruments Inc 液晶表示装置
JP2014182164A (ja) * 2013-03-18 2014-09-29 Japan Display Inc 表示装置
JP2015138088A (ja) * 2014-01-21 2015-07-30 三菱電機株式会社 画像表示装置
JP2016037173A (ja) * 2014-08-07 2016-03-22 日本精機株式会社 車両用表示装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12041546B2 (en) 2017-10-27 2024-07-16 Wilus Institute Of Standards And Technology Inc. Wireless communication method and wireless communication terminal using wake-up radio
CN111640367A (zh) * 2020-06-11 2020-09-08 武汉华星光电技术有限公司 显示装置及其制备方法
CN111640367B (zh) * 2020-06-11 2022-07-12 武汉华星光电技术有限公司 显示装置及其制备方法

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