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WO2025005324A1 - Dispositif d'affichage - Google Patents

Dispositif d'affichage Download PDF

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Publication number
WO2025005324A1
WO2025005324A1 PCT/KR2023/009079 KR2023009079W WO2025005324A1 WO 2025005324 A1 WO2025005324 A1 WO 2025005324A1 KR 2023009079 W KR2023009079 W KR 2023009079W WO 2025005324 A1 WO2025005324 A1 WO 2025005324A1
Authority
WO
WIPO (PCT)
Prior art keywords
shield
substrate
hole
rib
guide
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.)
Pending
Application number
PCT/KR2023/009079
Other languages
English (en)
Korean (ko)
Inventor
신동호
이경준
이민철
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.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
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 LG Electronics Inc filed Critical LG Electronics Inc
Priority to PCT/KR2023/009079 priority Critical patent/WO2025005324A1/fr
Priority to PCT/KR2024/095207 priority patent/WO2025005766A1/fr
Publication of WO2025005324A1 publication Critical patent/WO2025005324A1/fr
Anticipated expiration legal-status Critical
Pending legal-status Critical Current

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Classifications

    • 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
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
    • H10K59/80—Constructional details

Definitions

  • the present disclosure relates to a display device.
  • LCD Liquid Crystal Display Device
  • PDP Plasma Display Panel
  • ELD Electro luminescent Display
  • VFD Vauum Fluorescent Display
  • the LCD panel has a TFT substrate and a color substrate facing each other with a liquid crystal layer in between, and can display an image using light provided from a backlight unit.
  • the OLED panel can display an image by depositing an organic layer capable of emitting light on a substrate on which a transparent electrode is formed.
  • the source PCB provides digital video data and timing control signals received from the timing controller board to the display panel.
  • the shield can cover the timing controller board to protect it, and can be fixed to the timing controller board and the frame using screws.
  • the position of the shield fixed to the component(s) on the timing controller board is not fixed, there was a problem that a lot of manpower was required to fasten the screws to the shield, and it was also difficult to use an automatic fastener.
  • the present disclosure aims to solve the above-mentioned and other problems.
  • Another purpose may be to provide a structure that minimizes the movement of the shield when it is seated on the timing controller board prior to screw fastening.
  • Another goal may be to provide a shield flow minimization structure that is compatible with shields of different thicknesses.
  • Another purpose may be to provide various examples of flow minimization structures for shields.
  • a display device may include: a display panel; a frame positioned at the rear of the display panel, to which the display panel is coupled; a board having a substrate and mounted on the frame; and a shield covering the board, wherein the board may include: an element protruding from the substrate toward the shield, on which the shield is mounted; and one of the substrate and the shield may include: protrusions protruding from the one to the other and penetrating the other, and spaced apart from each other.
  • a structure can be provided that can minimize the flow of a shield mounted on a timing controller board prior to screw fastening.
  • a flow minimization structure of a shield can be provided that is compatible with shields of different thicknesses.
  • various examples of flow minimization structures of a shield can be provided.
  • FIGS. 1 to 24 are drawings illustrating examples of display devices according to embodiments of the present disclosure.
  • the terms “include” or “have” are intended to specify the presence of a feature, number, step, operation, component, part, or combination thereof described in the specification, but should be understood as not excluding in advance the possibility of the presence or addition of one or more other features, numbers, steps, operations, components, parts, or combinations thereof.
  • the display device of the present disclosure may have various types of display panels, such as an OLED panel described below with reference to FIGS. 2 to 6 or an LCD panel described below with reference to FIGS. 7 and 8.
  • a display device (1) may include a display panel (10).
  • the display panel (10) may display an image.
  • the display device (1) may include a first long side (LS1), a second long side (LS2) opposite the first long side (LS1), a first short side (SS1) adjacent to the first long side (LS1) and the second long side (LS2), and a second short side (SS2) opposite the first short side (SS1).
  • LS1 first long side
  • LS2 second long side
  • SS1 first short side
  • SS2 second short side
  • the lengths of the first and second long sides (LS1, LS2) are illustrated and described as being longer than the lengths of the first and second short sides (SS1, SS2), but it may also be possible for the lengths of the first and second long sides (LS1, LS2) to be approximately equal to the lengths of the first and second short sides (SS1, SS2).
  • the direction parallel to the long sides (LS1, LS2) can be referred to as the left-right direction.
  • the side of the first short side (SS1) can be referred to as the left side (Le, x), and the side of the second short side (SS2) can be referred to as the right side (Ri).
  • the direction parallel to the short sides (SS1, SS2) can be referred to as the up-down direction.
  • the first long side (LS1) side can be referred to as the upper side (U, y), and the second long side (LS2) side can be referred to as the lower side (D).
  • the direction perpendicular to the long sides (LS1, LS2) and the short sides (SS1, SS2) may be referred to as the front-back direction.
  • the direction in which the display panel (10) displays an image may be referred to as the front (F, z), and the opposite direction may be referred to as the rear (R).
  • the long sides (LS1, LS2) and the short sides (SS1, SS2) may be referred to as edges of the display device (1).
  • the points where the long sides (LS1, LS2) and the short sides (SS1, SS2) meet each other may be referred to as corners.
  • the first corner (Ca) may be the point where the first short side (SS1) and the first long side (LS1) meet.
  • the second corner (Cb) may be the point where the first long side (LS1) and the second short side (SS2) meet.
  • the third corner (Cc) may be the point where the second short side (SS2) and the second long side (LS2) meet.
  • the fourth corner (Cd) may be the point where the second long side (LS2) and the first short side (SS1) meet.
  • the display device (1) may include a display panel (10), a frame (20), a side frame (40), and a back cover (50).
  • the display panel (10) can form the front of the display device (1) and can display an image forward.
  • the display panel (10) can output an image composed of a plurality of pixels, and the color, brightness, and saturation of each pixel can be adjusted.
  • the display panel (10) can generate light corresponding to the color of red, green, or blue according to a control signal.
  • the display panel (10) can be divided into an active area where an image is displayed and a de-active area where an image is not displayed.
  • the display panel (10) can be an OLED (Organic Light Emitting Diode) panel.
  • the frame (20) may be positioned at the rear of the display panel (10), and the display panel (10) may be coupled to the frame (20).
  • the frame (20) may include a metal material.
  • the frame (20) may be referred to as a cover bottom (20), a module cover (20), or a PCB plate (20).
  • the side frame (40) can extend along the edge of the frame (20) and be joined to the frame (20).
  • the side frame (40) can cover the side of the display panel (10) and the frame (20).
  • the side frame (40) can be called a middle cabinet (40) or a guide panel (40).
  • the back cover (50) may be positioned at the rear of the frame (20) and may be coupled to the frame (20).
  • the back cover (50) may include a plastic or metal material.
  • the display device (1) may include a plate (30).
  • the plate (30) may be positioned between the display panel (10) and the frame (20), and may be coupled to the display panel (10) and the frame (20).
  • the side frame (40) may cover the side surfaces of the display panel (10), the plate (30), and the frame (20).
  • the side frame (40) may be positioned between the plate (30) and the frame (20), and may be coupled to the plate (30) and the frame (20).
  • the side frame (40) may be positioned between the frame (20) and the back cover (50), and may be coupled to the frame (20).
  • the plate (30) may include a core (31), a front skin (32), and a rear skin (33).
  • the front skin (32) can form the front surface of the plate (30).
  • the rear skin (33) can form the rear surface of the plate (30).
  • the front skin (32) and the rear skin (33) can be pressed onto the core (31) through a roll-to-roll process using a plurality of rollers.
  • the core (31) may be positioned between the front skin (32) and the rear skin (33).
  • the core (31) may be formed of a composite material and may include a main fiber and a binder fiber mixed between the main fibers.
  • the core (31) may have a corrugated shape that is wrinkled in a wave shape.
  • a plurality of boards (P) may be mounted on the rear surface of the frame (20) and may be electrically connected to electronic components of the display device.
  • the board (P) may be a PCB (Printed Circuit Board), and components may be mounted on the board (P).
  • a power supply board (P1) may provide power to each component of the display device.
  • a timing controller board (P2) may provide a video signal to the display panel (10).
  • the timing controller board (P2) may be referred to as a T-CON board (P2), a T-CON (P2), or a board (P2).
  • a main board (P3) may control each component of the display device.
  • the power supply board (P1) may be adjacent to the left side of the frame (20), the main board (P3) may be adjacent to the right side of the frame (20), and the timing controller board (P2) may be located between the power supply board (P1) and the main board (P3).
  • a source PCB (11) may be adjacent to a lower side of the display panel (10) and may extend along the lower side.
  • a cable (CF) may connect the lower side of the display panel (10) and the source PCB (11).
  • the cable (CF) may be a COF (Chip On Film).
  • a cable (C) connected to the source PCB (11) may be electrically connected to a timing controller board (P2) through a hole (CH) formed in a plate (30) and a frame (20).
  • the cable (C) may be an FFC (Flexible Flat Cable).
  • the frame (20) may have an area corresponding to the plate (30) (see FIGS. 3 and 5).
  • the back cover (50) may cover the entire back of the frame (20).
  • the frame (20) may have a smaller area than the plate (30) (see FIG. 6).
  • the back cover (50) may cover the back of the frame (20), and a portion of the plate (30) may not be covered by the back cover (50).
  • the display panel (10) may be an LCD (Liquid Crystal Display) panel.
  • the backlight unit (60) may be positioned between the display panel (10) and the frame (20), may be mounted on the frame (20), and may provide light to the display panel (10).
  • the backlight unit (60) may include a substrate (61), a light source (62), a reflective sheet (63), a diffusion plate (64), and an optical sheet (65).
  • the substrate (61) can be mounted on the frame (20) and can have a plate shape or be composed of a plurality of bars.
  • a plurality of light sources (62), such as light emitting diodes (LEDs), can be mounted on the substrate (61).
  • the reflective sheet (63) can cover the substrate (61) and have holes (63a) in which the light sources (62) are positioned.
  • the diffuser plate (64) can be spaced forward from the reflective sheet (63) and can be supported by a supporter (63b) on the reflective sheet (63).
  • the optical sheet (65) can be positioned between the diffuser plate (64) and the display panel (10).
  • the source PCB (11) may be adjacent to the lower side of the frame (20) and may be mounted on the rear side of the frame (20).
  • the cable (CF) may be adjacent to the lower side of the display panel (10) and electrically connected to the display panel (10) and may be electrically connected to the source PCB (11) through a slit (SL) formed at the lower side of the frame (20).
  • the cable (CF) may be a COF (Chip On Film).
  • the cable (unsigned) may electrically connect the source PCB (11) and the timing controller board (P2).
  • the cable may be an FFC (Flexible Flat Cable).
  • the rear surface of the frame (20) may include a left region (A1), a central region (A2), and a right region (A3).
  • a timing controller board (P2) may be coupled to the central region (A2) and may be electrically connected to a plurality of cables (C1, C2, C3, C4).
  • a shield (200) may cover the rear surface of the timing controller board (P2) and may be coupled to the timing controller board (P2).
  • the shield (200) may be referred to as a cover (200).
  • the timing controller board (P2) may have an overall square plate shape.
  • the timing controller board (P2) may include a substrate (100) and a plurality of elements mounted on the rear surface of the substrate (100). The elements may protrude rearwardly from the rear surface of the substrate (100).
  • the heating element (100H) may be mounted on the rear surface of the substrate (100).
  • the heating element (100H) may be an element that generates heat when current flows through it.
  • the heating element (100H) may be an IC chip or a SOC (system on chip).
  • a plurality of heating elements (100H1, 100H2, 100H3, 100H4) may be adjacent to each other on the rear surface of the substrate (100) but spaced apart from each other.
  • a gasket (100G, gasket) may be mounted on the back surface of the substrate (100).
  • the gasket (100G) may contact the front surface of the shield (200, see FIG. 9), and the substrate (100) may be grounded to the shield (200) through the gasket (100G), or may be grounded to the frame (20, the shield is joined via a fastening member) through the gasket (100G) and the shield (200).
  • a plurality of gaskets (100G1, 100G2) may be spaced apart from each other on the back surface of the substrate (100).
  • a plurality of through holes (100F) may be formed through the substrate (100).
  • a first through hole (100F1) may be adjacent to a left side and an upper side of the substrate (100).
  • a second through hole (100F2) may be adjacent to a right side and an upper side of the substrate (100).
  • a third through hole (100F3) may be adjacent to a left side and a lower side of the substrate (100).
  • a fourth through hole (100F4) may be adjacent to a right side and a lower side of the substrate (100).
  • a fifth through hole (100F5) may be located in a central portion of the substrate (100) or an area adjacent thereto.
  • the shield (200) may be located at the rear of the timing controller board (P2).
  • the shield (200) may include a body (210), a mounting portion (210P), a pad (210H), and a fastening portion (210F).
  • the body (210) may have a shape corresponding to the substrate (100).
  • the body (210) may be spaced rearward from the substrate (100).
  • the mounting portion (210P) may protrude from the body (210) toward the substrate (100).
  • the mounting portion (210P) may be formed by being pressed forward from the front surface of the body (210).
  • the plurality of mounting portions (210Pa, 210Pb, 210Pc) may face the plurality of heat generating elements (100H1, 100H2, 100H3, 100H4) on the substrate (100).
  • the first mounting portion (210Pa) may face the first heat generating element (100H1).
  • the second mounting portion (210Pb) may face the second heat generating element (100H2).
  • the slits (SLb) may be formed between the body (210) and the second mounting portion (210Pb).
  • the third fixing portion (210Pc) can be directed toward the third and fourth heating elements (100H3, 100H4, see FIG. 11). Slits (SLc) can be formed between the body (210) and the third fixing portion (210Pc).
  • the pad (210H) may be positioned between the mounting portion (210P) and the heating element (100H), and may be coupled or attached to the mounting portion (210P).
  • the pad (210H) may contact the heating element (100H).
  • the pad (210H) may be referred to as a thermal pad (210H).
  • the first pad (210Ha) may contact or be attached to the rear surface of the first heating element (100H1).
  • the second pad (210Hb) may contact or be attached to the rear surface of the second heating element (100H2).
  • the third pad (210Hc) may contact or be attached to the rear surfaces of the third and fourth heating elements (100H3, 100H4, see FIG. 11).
  • the heat of the heating element (100H) can be transferred to the shield (200) through the pad (210H).
  • a plurality of heat dissipation holes (210d) can be formed in the body (210) adjacent to the mounting portion (210P).
  • the fastening portion (210F) may protrude from the body (210) toward the substrate (100).
  • the fastening portion (210F) may be formed by pressing from the rear side of the body (210) toward the front side.
  • the fifth fastening hole (210Fh) may be formed in the center of the fastening portion (210F).
  • the guide pin (110) may protrude rearwardly from the substrate (100) of the timing controller board (P2).
  • the guide pin (110) may be welded to the substrate (100).
  • the guide pin (110) may be coupled to the substrate (100) through SMT (Surface Mounter Technology).
  • the guide pin (110) may be referred to as a boss (110) or a protrusion (110).
  • a pair of guide pins (111, 112) may be spaced apart from each other on the substrate (100).
  • the number of guide pins (110) may be three or more.
  • the first guide pin (111) may be adjacent to the first through hole (100F1) of the substrate (100).
  • the first guide pin (111) may be referred to as the first protrusion (111).
  • the second guide pin (112) may be adjacent to the second through hole (100F2) of the substrate (100).
  • the second guide pin (112) may be referred to as the second protrusion (112).
  • the rib (220R) of the shield (200) may protrude from the body (210) toward the substrate (100) of the timing controller board (P2).
  • the rib (220R) may protrude from the edge of the body (210) and may be bent at least once.
  • the rib (220R) may include a first rib (221R) and a second rib (222R).
  • the first rib (221R) may include a first vertical rib (221Ra) and a first horizontal rib (221Rb).
  • the first vertical rib (221Ra) may be bent from an upper side of the body (210) toward the substrate (100).
  • the first horizontal rib (221Rb) may be bent from the first vertical rib (221Ra) in a direction intersecting the first vertical rib (221Ra) and may be arranged parallel to the substrate (100).
  • the first horizontal rib (221Rb) may be folded at least once to increase its thickness.
  • the first pin hole (221Rh) may be formed by penetrating the first horizontal rib (221Rb) forward and backward.
  • the first guide pin (111) may penetrate the first pin hole (221Rh).
  • the first pin hole (221Rh) may be referred to as a first insertion hole (2221Rh).
  • the diameter of the first pin hole (221Rh) may be equal to or larger than the diameter of the first guide pin (111).
  • the rear end of the first guide pin (111) may be positioned rearward of the rear surface of the first horizontal rib (221Rb).
  • the length or height of the first guide pin (111) may be greater than the sum of the thickness of the first horizontal rib (221Rb) and the gap between the first horizontal rib (221Rb) and the substrate (100).
  • the gap between the first horizontal rib (221Rb) and the substrate (100) i.e., the amount of lifting of the first horizontal rib (221Rb)
  • the shield (200) is mounted on the heating element (100H) and/or the gasket (100G) (see FIG. 11).
  • the second rib (222R) may include a second vertical rib (222Ra) and a second horizontal rib (222Rb).
  • the second vertical rib (222Ra) may be bent from an upper side of the body (210) toward the substrate (100).
  • the second horizontal rib (222Rb) may be bent from the second vertical rib (222Ra) in a direction intersecting the second vertical rib (222Ra) and may be arranged parallel to the substrate (100).
  • the second horizontal rib (222Rb) may be folded at least once to increase its thickness.
  • the second pin hole (222Rh) may be formed by penetrating the second horizontal rib (222Rb) forward and backward.
  • the second guide pin (112) may penetrate the second pin hole (222Rh).
  • the second pin hole (222Rh) may be referred to as a second insertion hole (222Rh).
  • the diameter of the second pin hole (222Rh) may be equal to or larger than the diameter of the second guide pin (112).
  • the rear end of the second guide pin (112) may be positioned rearward relative to the rear surface of the second horizontal rib (222Rb).
  • the length or height of the second guide pin (112) may be larger than the sum of the thickness of the second horizontal rib (222Rb) and the gap between the second horizontal rib (222Rb) and the substrate (100).
  • the gap between the second horizontal rib (222Rb) and the substrate (100) i.e., the lifting amount of the second horizontal rib (222Rb)
  • the shield (200) is mounted on the heating element (100H) and/or the gasket (100G) (see FIG. 11).
  • the first and second guide pins (111, 112) on which the body (210) is caught can limit the shield (200) mounted on the heating element (100H) and/or the gasket (100G) from rotating around the forward-backward axis.
  • the first fastening hole (221Fh) may be formed by penetrating the first horizontal rib (221Rb) forward and backward.
  • the first fastening hole (221Fh) may be formed at a portion where a part of the first horizontal rib (221Rb) overlaps another portion.
  • the second fastening hole (222Fh) may be formed by penetrating the second horizontal rib (222Rb) forward and backward.
  • the second fastening hole (222Fh) may be formed in a portion where a part of the second horizontal rib (222Rb) overlaps another portion.
  • the shield (200) may further include third and fourth ribs (223R, 224R) in addition to the first and second ribs (221R, 222R) described above.
  • the third vertical rib of the third rib (223R) may protrude from the left side of the body (210) toward the substrate (100).
  • the third horizontal rib of the third rib (223R) may intersect the third vertical rib and have a third fastening hole (223Fh).
  • the fourth vertical rib of the fourth rib (224R) may protrude from the lower side of the body (210) toward the substrate (100).
  • the fourth horizontal rib of the fourth rib (224R) may intersect the fourth vertical rib and have a fourth fastening hole (224Fh).
  • the plurality of fastening holes (221Fh, 222Fh, 223Fh, 224Fh, 210Fh) of the shield (200) can be aligned with the plurality of through holes (100F1, 100F2, 100F3, 100F4, 100F5) of the timing controller board (P2).
  • the plurality of fastening holes (221Fh, 222Fh, 223Fh, 224Fh, 210Fh) of the shield (200) can be aligned with the plurality of through holes (100F1, 100F2, 100F3, 100F4, 100F5) of the timing controller board (P2).
  • the plurality of fastening holes (221Fh, 222Fh, 223Fh, 224Fh, 210Fh) of the shield (200) can be aligned with the plurality of through holes (100F1, 100F2, 100F3, 100F4, 100F5) of the timing controller board (P2).
  • the first fastening hole (221Fh) can be aligned with the first through hole (100F1)
  • the second fastening hole (222Fh) can be aligned with the second through hole (100F2)
  • the third fastening hole (223Fh) can be aligned with the third through hole (100F3)
  • the fourth fastening hole (224Fh) can be aligned with the fourth through hole (100F4).
  • the fifth fastening hole (210Fh) can be aligned with the fifth through hole (100F5).
  • Fastening members such as screws can be fastened to the frame (20, see FIG. 9) through fastening holes (221Fh, 222Fh, 223Fh, 224Fh, 210Fh) and through holes (100F1, 100F2, 100F3, 100F4, 100F5). Screw threads that engage with the screw threads of the fastening members can be formed on the inner surface of the joint portion of the frame (20). Accordingly, the shield (200) can be fastened to the timing controller board (P2), and the shield (200) and the timing controller board (P2) can be mounted on the frame (20).
  • the fastening of these fastening members may not require many workers and may be performed automatically by a robot.
  • the third rib (223R) may include a third vertical rib (223Ra), a third horizontal rib (223Rb), and a first guide rib (223Rt).
  • the third fastening hole (223Fh) may be formed in the third horizontal rib (223Rb).
  • the first guide rib (223Rt) may be referred to as a first protrusion (223Rt).
  • the first guide rib (223Rt) may be bent forward from the third horizontal rib (223Rb) and may pass through the first guide hole (123).
  • the first guide hole (123) may be formed to pass through the substrate (100) of the timing controller board (P2) forward and backward.
  • the first guide hole (123) may be referred to as a first insertion hole (123).
  • the first guide hole (123) may have a slot shape and may have a length and width that are the same as or greater than those of the first guide rib (223Rt).
  • the front end of the first guide rib (223Rt) may be positioned forward of the front surface of the substrate (100).
  • the height of the first guide rib (223Rt) (i.e., the height at which the first guide rib (223Rt) protrudes forward from the third horizontal rib (223Rb)) may be greater than the sum of the thickness of the substrate (100) and the gap between the third horizontal rib (223Rb) and the substrate (100).
  • the gap between the third horizontal rib (223Rb) and the substrate (100) i.e., the lifting amount of the third horizontal rib (223Rb)
  • the shield (200) is mounted on the heating element (100H) and/or the gasket (100G) (see FIG. 17).
  • the second rib (222R) may include a second vertical rib (222Ra), a second horizontal rib (222Rb), and a second guide rib (222Rt).
  • a second fastening hole (222Fh) may be formed in the second horizontal rib (222Rb).
  • the second guide rib (222Rt) may be referred to as a second protrusion (222Rt).
  • the second guide rib (222Rt) may be bent forward from the second horizontal rib (222Rb) and may pass through the second guide hole (122).
  • the second guide hole (122) may be formed to pass through the substrate (100) of the timing controller board (P2) forward and backward.
  • the second guide hole (122) may be referred to as a second insertion hole (122).
  • the second guide hole (122) may have a slot shape and may have a length and width that are the same as or greater than those of the second guide rib (222Rt).
  • the front end of the second guide rib (222Rt) may be positioned forward of the front surface of the substrate (100).
  • the height of the second guide rib (222Rt) (i.e., the height at which the second guide rib (222Rt) protrudes forward from the second horizontal rib (22Rb)) may be greater than the sum of the thickness of the substrate (100) and the gap between the second horizontal rib (222Rb) and the substrate (100).
  • the gap between the second horizontal rib (222Rb) and the substrate (100) i.e., the amount of lifting of the second horizontal rib (222Rb)
  • first and second guide ribs (223Rt, 222Rt) that are caught in the first and second guide holes (123, 122) can restrict the shield (200) mounted on the heating element (100H) and/or the gasket (100G) from rotating around the forward-backward axis.
  • the first guide hole (123) may include a first hole (123a) and a second hole (123b).
  • the first guide hole (123) may have an overall stepped shape. A portion of the second hole (123b) may be shared with the first hole (123a).
  • the length (La) of the first hole (123a) may be greater than the length (Lb) of the second hole (123b), and the width (Wa) of the first hole (123a) may be smaller than the width (Wa+Wb) of the second hole (123b).
  • the second guide hole (122, see FIG. 19) described above may also be deformed like the first guide hole (123).
  • the first guide rib (223Rt) can penetrate the first hole (123a) and be spaced apart from a portion of the second hole (123b) that is not shared with the first hole (123a).
  • the thickness (ta) of the first guide rib (223Rt) can be equal to or smaller than the width (Wa) of the first hole (123a), and the length of the first guide rib (223Rt) can be equal to or smaller than the length (La) of the first hole (123a).
  • the first guide rib (223Rt') can penetrate the second hole (123b) and be spaced apart from a portion of the first hole (123a) that is not shared with the second hole (123b).
  • the thickness (tb) of the first guide rib (223Rt') can be equal to or smaller than the width (Wa+Wb) of the second hole (123b), and the length of the first guide rib (223Rt') can be equal to or smaller than the length (Lb) of the second hole (123b).
  • the thickness (tb, see FIG. 22) can be greater than the thickness (ta, see FIG. 21).
  • one of the first guide ribs (223Rt, 223Rt') of different thicknesses can penetrate the first guide hole (123).
  • the thickness of the first guide rib (223Rt; 223Rt') can be equal to the thickness of the rib (220R; 220R') and the thickness of the body of the shield.
  • a fastening member (F3) such as a screw can be fastened to the frame (20, see FIG. 9) through the third fastening hole (223Fh, see FIG. 21; 223Fh', see FIG. 22) and the third through hole (100F3).
  • the screw threads that engage with the screw threads of the fastening member (F3) can be formed on the inner surface of the joint portion of the frame (20).
  • the fastening members can be fastened to the frame (20, see FIG. 9) through the remaining fastening holes (221Fh, 222Fh, 224Fh, 210Fh) and the remaining through holes (100F1, 100F2, 100F4, 100F5) (see FIG. 17).
  • the shield (200) can be coupled to the timing controller board (P2), and the shield (200) and the timing controller board (P2) can be mounted to the frame (20).
  • the second horizontal rib (222Rb) of the shield (200) can be caught on the second guide pin (112) of the timing controller board (P2), and the second guide rib (222Rt) of the shield (200) can penetrate the timing controller board (P2) and be caught on it.
  • the shield (200) before fixing the shield (200) to the timing controller board (P2) through a fastening member such as a screw, the shield (200) can be more stably secured on the timing controller board (P2) and not rotated.
  • a display device may include: a display panel; a frame positioned at the rear of the display panel, to which the display panel is coupled; a board having a substrate and mounted on the frame; and a shield covering the board, wherein the board may include: an element protruding from the substrate toward the shield, on which the shield is mounted, and one of the substrate and the shield may include: protrusions protruding from the one to the other, penetrating the other, and spaced apart from each other.
  • the above board may be a timing controller board.
  • a portion of the shield other than the portion mounted on the above element can be spaced apart from the substrate.
  • the above display device may further include: a plurality of fastening members that penetrate the shield and the board and are fastened to the frame.
  • the above protrusions may include: a first guide pin and a second guide pin that protrude from the substrate toward the shield, penetrate the shield, and are spaced apart from each other, wherein the first and second guide pins may limit rotation of the shield about an axis intersecting the shield.
  • the shield may further include: a body mounted on the element; and a first rib protruding from the body toward the substrate and through which the first guide pin passes.
  • the above shield can cover the rear of the board, and the rear end of the first guide pin can be positioned rearward of the rear end of the first rib.
  • the above protrusions may include: a first guide rib and a second guide rib that protrude from the shield toward the substrate and penetrate the substrate and are spaced apart from each other, and the first and second guide ribs may limit rotation of the shield about an axis intersecting the shield.
  • the shield may further include: a body mounted on the element; a first vertical rib protruding from the body toward the substrate; and a first horizontal rib bent from the first vertical rib in a direction intersecting the first vertical rib, wherein the first guide rib may be bent from the first horizontal rib and penetrate the substrate.
  • the substrate may include: a first guide hole through which the first guide rib passes, and the first guide hole may include: a first hole; and a second hole that shares a portion with the first hole and has a different size from the first hole.
  • the length of the first hole may be greater than the length of the second hole, the width of the second hole may be greater than the width of the first hole, and the thickness of the first guide rib may correspond to the width of the first hole or the width of the second hole.
  • the above display device may further include: a fastening member that penetrates the first horizontal rib and the substrate and is fastened to the frame.
  • the above protrusions may include: a guide pin protruding from the substrate toward the shield and penetrating the shield; and a guide rib protruding from the shield toward the substrate and penetrating the substrate, wherein the guide pin and the guide rib may limit rotation of the shield about an axis intersecting the shield.
  • the protrusions may include: a first protrusion adjacent a first edge of the shield; and a second protrusion adjacent a second edge of the shield opposite the first edge.
  • the portion where the above-mentioned element and the above-mentioned shield come into contact can be located between the first protrusion and the second protrusion.
  • any of the embodiments or other embodiments of the present disclosure described above are not mutually exclusive or distinct. Any of the embodiments or other embodiments of the present disclosure described above may have their respective components or functions combined or used together.
  • a configuration A described in a particular embodiment and/or drawing can be combined with a configuration B described in another embodiment and/or drawing. That is, even if a combination between configurations is not directly described, it means that a combination is possible, except in cases where a combination is described as impossible.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

L'invention concerne un dispositif d'affichage. Le dispositif d'affichage de la présente invention peut comprendre : un panneau d'affichage ; un cadre qui est disposé derrière le panneau d'affichage et auquel le panneau d'affichage est couplé ; une carte qui comprend un substrat et est logée sur le cadre; et un blindage qui recouvre la carte, la carte pouvant comprendre un élément qui fait saillie à partir du substrat vers le blindage et sur lequel le blindage est logé ; et l'un du substrat et du blindage peut comprendre des saillies faisant saillie à partir de celui-ci vers l'autre, passant à travers l'autre, et espacées l'une de l'autre.
PCT/KR2023/009079 2023-06-29 2023-06-29 Dispositif d'affichage Pending WO2025005324A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/KR2023/009079 WO2025005324A1 (fr) 2023-06-29 2023-06-29 Dispositif d'affichage
PCT/KR2024/095207 WO2025005766A1 (fr) 2023-06-29 2024-02-15 Dispositif d'affichage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2023/009079 WO2025005324A1 (fr) 2023-06-29 2023-06-29 Dispositif d'affichage

Publications (1)

Publication Number Publication Date
WO2025005324A1 true WO2025005324A1 (fr) 2025-01-02

Family

ID=93938399

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2023/009079 Pending WO2025005324A1 (fr) 2023-06-29 2023-06-29 Dispositif d'affichage

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Country Link
WO (1) WO2025005324A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080101598A (ko) * 2007-05-18 2008-11-21 삼성에스디아이 주식회사 샤시 베이스 조립체와, 이를 포함한 디스플레이 장치
KR20200072852A (ko) * 2018-12-13 2020-06-23 엘지디스플레이 주식회사 표시 장치
KR20230002583A (ko) * 2020-04-13 2023-01-05 엘지전자 주식회사 디스플레이 디바이스
KR102528952B1 (ko) * 2016-06-28 2023-05-03 엘지디스플레이 주식회사 디스플레이 장치
KR102543720B1 (ko) * 2018-12-13 2023-06-13 엘지디스플레이 주식회사 플렉서블 디스플레이 모듈 및 이를 포함하는 전자 기기

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20080101598A (ko) * 2007-05-18 2008-11-21 삼성에스디아이 주식회사 샤시 베이스 조립체와, 이를 포함한 디스플레이 장치
KR102528952B1 (ko) * 2016-06-28 2023-05-03 엘지디스플레이 주식회사 디스플레이 장치
KR20200072852A (ko) * 2018-12-13 2020-06-23 엘지디스플레이 주식회사 표시 장치
KR102543720B1 (ko) * 2018-12-13 2023-06-13 엘지디스플레이 주식회사 플렉서블 디스플레이 모듈 및 이를 포함하는 전자 기기
KR20230002583A (ko) * 2020-04-13 2023-01-05 엘지전자 주식회사 디스플레이 디바이스

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