KR101279175B1 - Liquid crystal display module and liquid crystal display apparatus having the same - Google Patents

Abstract

A liquid crystal display module and a liquid crystal display device having the same are disclosed. The liquid crystal display module includes a display panel, a support member, a bottom chassis, a light source, and a top chassis. The display panel includes an effective display unit for displaying an image and an invalid display unit disposed around the effective display unit. The support member has an inner side surface formed by an opening formed in a portion corresponding to the effective display portion, an outer side surface facing the inner side surface, and a first accommodating portion recessed toward the inner side surface from the outer side surface. The bottom chassis has a second accommodating portion in close contact with the bottom surface and the first accommodating portion, and includes a sidewall protruding from the bottom plate along the outer surface and accommodates the display panel and the supporting member. The light source is disposed between the bottom plate and the display panel to generate light, and the top chassis includes a first surface covering the invalid display portion, a second surface extending from the first surface toward the side wall, and coupled to the side wall. It includes a third receiving portion in close contact.

Liquid crystal, liquid crystal display module, liquid crystal display, effective display, invalid display

Description

Liquid crystal display module and liquid crystal display having the same {LIQUID CRYSTAL DISPLAY MODULE AND LIQUID CRYSTAL DISPLAY APPARATUS HAVING THE SAME}

1 is an exploded perspective view showing a liquid crystal display module according to an embodiment of the present invention.

FIG. 2 is a plan view of the liquid crystal display module assembled with FIG. 1. FIG.

3 is a cross-sectional view illustrating an assembly structure of the bottom chassis, the support member, and the top chassis of FIG. 1.

4 is a cross-sectional view illustrating a liquid crystal display device according to an exemplary embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: liquid crystal display module 10: display panel

20: support member 30: bottom chassis

40: light source 50: top chassis

The present invention relates to a liquid crystal display module and a liquid crystal display device having the same.

Recently, with the development of technology of semiconductor devices such as thin film transistors, information processing apparatuses capable of processing massive data in a short time, for example, notebook computers, desktop computers, MP3 players, mobile phones, and the like, have been developed.

Also, in recent years, the development of a display device installed in the information processing device has been rapidly progressing in order to visually confirm the data processed in the information processing device. Recently, the display device is widely used as an image processing device such as a television receiver as well as an information processing device.

A typical liquid crystal display device, such as a compass, displays an image using a liquid crystal having an optical property such as a compass and an optical property of changing an optical transmittance in response to an arrangement in response to an electric field.

The liquid crystal display device includes a liquid crystal display module including the liquid crystal described above and a case surrounding and protecting the liquid crystal display module so as to display an image largely, and inside the case, various driving components or external parts for displaying an image from the liquid crystal display module. A small camera module for capturing an image may be included.

Recently, the liquid crystal display device has a main technical trend to reduce the difference in appearance size of the liquid crystal display module and the case to have a more compact image. However, when the volume of the case is excessively reduced without reducing the volume of the liquid crystal display module according to the recent technology trend, a space in which various components for displaying a camera module or an image is rapidly reduced is reduced.

Therefore, the present invention forms a space suitable for accommodating a camera module, etc. in the liquid crystal display module, thereby greatly reducing the difference in external sizes of the liquid crystal display module and the case, as well as increasing the storage space inside the liquid crystal display module and the case. A liquid crystal display module and a liquid crystal display device having the same are provided.

The liquid crystal display module for realizing one object of the present invention includes a display panel, a support member, a bottom chassis, a light source, and a top chassis. The display panel includes an effective display unit for displaying an image and an invalid display unit disposed around the effective display unit. The support member has an inner side surface formed by an opening formed in a portion corresponding to the effective display portion, an outer side surface facing the inner side surface, and a first accommodating portion recessed toward the inner side surface from the outer side surface. The bottom chassis has a second accommodating portion in close contact with the bottom surface and the first accommodating portion, and includes a sidewall protruding from the bottom plate along the outer surface and accommodates the display panel and the supporting member. The light source is disposed between the bottom plate and the display panel to generate light, and the top chassis includes a first surface covering the invalid display portion, a second surface extending from the first surface toward the side wall, and coupled to the side wall. It includes a third receiving portion in close contact.

In addition, the liquid crystal display device for implementing another object of the present invention includes a liquid crystal display module, a case and an auxiliary unit. The liquid crystal display module has a display panel having an effective display portion for displaying an image and an invalid display portion disposed around the effective display portion, and an inner surface and an inner surface formed by an opening formed at a position corresponding to the effective display portion and supporting the invalid display portion. And a side wall protruding from the bottom plate along the outer surface, the support member having a first receiving portion recessed from the outer side and the outer side toward the inner side, the bottom surface and the second receiving portion in close contact with the first receiving portion. A first chassis disposed between the bottom chassis housing the display panel and the support member, the bottom plate, and the display panel to cover the light source and the ineffective display unit for generating light, and a second side extending from the first surface toward the sidewall and coupled to the sidewall; It includes a top chassis including a surface and the third housing in close contact with the second housing. The case includes a lower case accommodating the liquid crystal display module, an upper case which opens the effective display portion and engages with the lower case, and the auxiliary unit is disposed in the third accommodating portion.

Hereinafter, a liquid crystal display module and a liquid crystal display device according to embodiments of the present invention will be described in detail with reference to the accompanying drawings, but the present invention is not limited to the following embodiments, and is commonly known in the art. Persons having the present invention may implement the present invention in various other forms without departing from the spirit of the present invention. In the accompanying drawings, dimensions of the display panel, the support member, the bottom chassis, the light source top chassis, and other structures are shown to be larger than they are in order to clarify the present invention. In the present invention, when the display panel, the support member, the bottom chassis, the light source top chassis and other structures are referred to as being formed "on", "upper" or "lower", the display panel, the support member, the bottom chassis. The light source top chassis and other structures may be directly formed on or below the display panel, the support member, the bottom chassis, the light source top chassis, and other structures. In addition, when the display panel, the supporting member, the bottom chassis, the light source top chassis and other structures are referred to as, for example, "first", "second", "third" and / or "fourth", etc., It is not intended to limit these members, but merely to distinguish display panels, support members, bottom chassis, light source top chassis, and other structures. Thus, for example, substrates such as "first", "second", "third" and / or "fourth" may be used for display panels, support members, bottom chassis, light source top chassis, and other structures, respectively. It can be used alternatively or interchangeably.

LCD Display Module

1 is an exploded perspective view showing a liquid crystal display module according to an embodiment of the present invention. FIG. 2 is a plan view of the liquid crystal display module assembled with FIG. 1. FIG. 3 is a cross-sectional view illustrating an assembly structure of the bottom chassis, the support member, and the top chassis of FIG. 1.

Referring to FIG. 1, the liquid crystal display module 100 includes a display panel 10, a support member 20, a bottom chassis 30, a light source 40, and a top chassis 50.

The display panel 10 displays an image. In order to display an image, the display panel 10 includes a first display substrate 1, a second display substrate 2, and a liquid crystal layer 3.

The first display substrate 1 is, for example, the intersection of the first signal line 4, the second signal line 5 intersecting the first signal line 4, the first and second signal lines 4, 5. And a pixel electrode (not shown) connected to the switching element.

The second display substrate 2 may include, for example, a color filter formed at a position facing the pixel electrode and a common electrode covering the color filter. In the present exemplary embodiment, the common electrode is preferably formed on the second display substrate 2, but only the color filter is formed on the second display substrate 2, and the common electrode may be formed on the first display substrate 1. .

The liquid crystal layer 3 is interposed between the first display substrate 1 and the second display substrate 2, and the liquid crystal layer 3 is changed in arrangement in response to an electric field formed between the pixel electrode and the common electrode. A liquid crystal which changes light transmittance according to this is included.

In the present embodiment, the first display substrate 1 and the second display substrate 2 of the display panel 10 include, for example, a transparent glass substrate.

The display panel 10 includes an effective display portion (EDP), which substantially displays an image, and a non-effective display portion (NEDP) disposed around the effective display portion (EDP).

The ineffective display unit NEDP is provided with a tape carrier package (TCP) for generating and / or transmitting a driving signal for displaying an image, and a printed circuit board (PCB) is provided in the tape carrier package (TCP). Electrically connected. In this embodiment, the printed circuit board PCB is preferably disposed on both sides of the first accommodating part 26 so as not to interfere with the first accommodating part 26 of the supporting member 20 which will be described later in detail.

The support member 20 includes an inner side 22, an outer side 24, and a first accommodating portion 26.

The support member 20 is disposed under the display panel 10. In this embodiment, the support member 20 supports the ineffective display portion NEDP of the display panel 10. Specifically, the support member 20 has a rectangular frame shape suitable for selectively supporting only the ineffective display portion NEDP of the display panel 10, and thus the support member 20 has an opening corresponding to the effective display portion EDP. Has (OP).

By the opening OP formed in the support member 20, the support member 20 includes an inner side 22 and an outer side 24 opposite the inner side 22.

The first accommodating part 26 has a groove shape formed at a predetermined depth from the outer side surface 24 of the support member 20 toward the inner side surface 22. Preferably, the first accommodating part 26 may have a trapezoidal shape in which the width of the groove is gradually narrowed toward the bottom surface of the first accommodating part 26 when viewed in a plan view. In the present embodiment, one first accommodating portion 26 is formed on the support member 20, but alternatively, at least two first accommodating portions 26 may be formed.

The bottom chassis 30 accommodates the support member 20 and the display panel 10 supported by the support member 20. In order to accommodate the support member 20 and the display panel 10, a bottom plate 32, a sidewall 34, and a second accommodating portion 36 are included.

In the present exemplary embodiment, the bottom plate 32 is disposed in parallel with the display panel 10 and has an area slightly larger than that of the display panel 10 in a manner similar to that of the display panel 10. The side walls 34 protrude or extend from the bottom plate 32 to form a receiving space. Sidewalls 34 are disposed at each edge of the bottom plate 32.

The second accommodating part 36 is formed on the side wall 34. Specifically, the second accommodating part 36 is formed at a position corresponding to each of the first accommodating parts 26 formed on the support member 20 accommodated in the bottom chassis 30, and the second accommodating part 36 is It comes in close contact with the first storage unit 26. In the present embodiment, the second accommodating part 36 may be a bent part bent such that the side wall 34 is in close contact with the first accommodating part 26.

The light source 40 may be disposed between the bottom plate 32 of the bottom chassis 30 and the display panel 10. In this embodiment, the light source 40 provides light to the display panel 10 so that the image can be displayed on the display panel 10. For example, the light sources 40 may be cold cathode ray tube lamps (CCFLs) that provide light toward the display panel 10. Alternatively, the light source 40 may use a surface light source device (FFL) or a light emitting diode.

Optionally, an optical member, such as a diffusion plate, a diffusion sheet, a brightness enhancement film, or the like, may be provided between the light source 40 and the display panel 10 to further improve the brightness and uniformity of the light generated from the light source 40. This can be arranged.

In this embodiment, a plurality of light sources 40 are arranged side by side on the bottom plate 32, each light source 40 is electrically connected to a power supply member 42 that provides power for driving the light source 40 Are connected in parallel.

The top chassis 50 prevents the display panel 10, the support member 20, the bottom chassis 30, and the light source 40 from being randomly separated from the bottom chassis 30 and applied to the outside of the bottom chassis 30. To prevent damage by

The top chassis 50 includes a first surface 52, a second surface 54 and a third housing 56.

The first surface 52 of the top chassis 50 is formed along the ineffective display portion NEDP of the display panel 10. That is, the first surface 52 of the top chassis 50 presses the invalid display portion NEDP of the display panel 10. The second face 54 extends along the sidewalls 34 of the bottom chassis 30 from the first face 52. Preferably, the second face 54 may be coupled to the side wall 34 of the bottom chassis 30, for example in a hooked manner.

The third housing 56 of the top chassis 50 is formed at a position corresponding to the second housing 36 of the bottom chassis 30. Specifically, in the state where the top chassis 50 is coupled to the bottom chassis 30, the second accommodating portion 36 of the bottom chassis 30 and the third accommodating portion 56 of the top chassis 50 are in close contact with each other.

In the present exemplary embodiment, the third accommodating part 56 may be a bent part formed by bending a part of the second surface 52.

According to the present exemplary embodiment, the first to third accommodating parts suitable for accommodating the camera module and the like are formed in the liquid crystal display module, thereby greatly reducing the difference in external sizes of the liquid crystal display module and the case, and in the liquid crystal display module and the case. Make it possible to increase the storage space.

Liquid crystal display

4 is a cross-sectional view illustrating a liquid crystal display device according to an exemplary embodiment of the present invention. The liquid crystal display module of the liquid crystal display according to the exemplary embodiment of the present invention is substantially the same as the liquid crystal display module described above with reference to FIGS. 1 to 3. Therefore, duplicate descriptions of the same components will be omitted, and the same reference numerals and names will be given to the same components.

The liquid crystal display device 300 includes a liquid crystal display module 100, a case 200, and an auxiliary unit 230.

The liquid crystal display module 100 of the liquid crystal display device 300 is accommodated in the case 200. The case 200 includes an upper case 210 and a lower case 220.

In detail, the lower case 220 includes a lower bottom plate 222 and lower sidewalls 224 extending from an edge of the lower bottom plate 222. The liquid crystal display module 100 is accommodated in the storage space of the lower case 220 including the lower bottom plate 222 and the lower sidewalls 224.

The upper case 210 may be mechanically coupled to the lower case 220. Preferably, the upper case 210 includes an upper case face 212 having an opening and an upper side wall 214 extending from the upper case face 212 along the lower side wall 224 of the lower case 220.

Meanwhile, a through hole 212a for the auxiliary unit 230 to be described later may be formed on the upper case surface 212. In this embodiment, the position of the auxiliary unit 230 corresponds to the position of the third accommodating portion 56.

In the present exemplary embodiment, the side surface of the liquid crystal display module 100, the lower sidewall 224 of the lower case 220, and the upper sidewall 214 of the upper case 210 may be fastened to each other by fastening screws or the like.

The auxiliary unit 230 is disposed between the liquid crystal display module 100 and the case 200. In the present embodiment, the auxiliary unit 230 may be various units required for displaying an image by the liquid crystal display module 100. In addition, the auxiliary unit 230 may be a camera unit for capturing an image.

In this embodiment, the camera unit, which is the auxiliary unit 230, is interposed between the case 200 and the liquid crystal display module 100. In detail, the auxiliary unit 230 is disposed in the third accommodating part 56 of the liquid crystal display module 100. Preferably, a fixing member is interposed between the third accommodating part 56 and the auxiliary unit 230 to prevent the auxiliary unit 230 from moving inside the third accommodating part 56.

As described in detail above, a space suitable for accommodating a camera module or the like is formed in the liquid crystal display module, thereby greatly reducing the difference in external sizes of the liquid crystal display module and the case, and also providing a storage space inside the liquid crystal display module and the case. Has the effect of increasing.

Although the detailed description of the present invention has been described with reference to the embodiments of the present invention, those skilled in the art or those skilled in the art will have the spirit and scope of the present invention as set forth in the claims below. It will be appreciated that various modifications and variations can be made in the present invention without departing from the scope of the art.

Claims (9)

A display panel having an effective display unit for displaying an image and an ineffective display unit arranged around the effective display unit; A support member having an inner side surface formed by an opening formed in a portion corresponding to the effective display portion, an outer side surface facing the inner side surface, and a first accommodating portion recessed toward the inner side surface from the outer side surface; A bottom chassis having a bottom surface and a second accommodating portion in close contact with the first accommodating portion, the bottom chassis including sidewalls protruding from the bottom plate along the outer surface and accommodating the display panel and the support member; A light source disposed between the bottom plate and the display panel to generate light; And A liquid crystal comprising a top chassis including a first surface covering the invalid display portion, a second surface extending from the first surface toward the sidewall and coupled to the sidewall, and a third storage portion in close contact with the second receiving portion; Display module. The liquid crystal display module as claimed in claim 1, wherein the first accommodating portion is a groove formed from an outer side surface of the support member toward the inner side surface. 3. The liquid crystal display module according to claim 2, wherein the second accommodating portion is a bent portion in close contact with the surface of the groove. The liquid crystal display module according to claim 2, wherein the third accommodating part is a bent part in close contact with the second accommodating part. A display panel having an effective display portion for displaying an image and an invalid display portion disposed around the effective display portion, an inner side surface formed by an opening formed at a position corresponding to the effective display portion and corresponding to the effective display portion, and facing the inner side surface; A side wall protruding from the bottom plate along the outer side with a support member having an outer side and a first accommodating portion concave toward the inner side from the outer side, a bottom side and a second accommodating portion in close contact with the first accommodating portion; A bottom chassis configured to receive the display panel and the support member, a first surface disposed between the bottom plate and the display panel to generate light, and a first surface covering the invalid display portion, and the sidewalls from the first surface. A top chassis extending toward and including a second surface coupled to the side wall and a third storage portion in close contact with the second housing portion; The liquid crystal display module including; A case including a lower case accommodating the liquid crystal display module and an upper case opening the effective display unit and coupled to the lower case; And And an auxiliary unit disposed in the third accommodating portion. 6. The liquid crystal display device according to claim 5, wherein the first accommodating portion is a groove formed from an outer side surface of the support member toward the inner side surface. 7. The liquid crystal display device according to claim 6, wherein the second accommodating part is a bent part in close contact with the surface of the groove. The liquid crystal display device of claim 6, wherein the third accommodating part is a bent part in close contact with the second accommodating part. 6. The liquid crystal display device according to claim 5, wherein the auxiliary unit is a camera unit for capturing an image.

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