KR20040041762A - Liquid crystal display for notebook computer - Google Patents

Abstract

PURPOSE: An LCD for a notebook computer is provided to separate the LCD from a main body of the notebook computer, and use the LCD as a landscape and a portrait mode by equipping with a connecting tool at a side part as well as a lower part. CONSTITUTION: The LCD comprises an LCD panel(310) displaying the data received from the main body, a front cover(323) covering the LCD panel from the front, and a rear cover(321) covering the LCD panel from the rear. A housing(320) formed by the front and the rear cover is formed by a structure to install the connector ports(326,328) and the hinge ports(325,327) for connecting to the main body at the lower and a left side.

Description

Liquid crystal display for notebook computer}

The present invention relates to a display for a notebook computer, and relates to a display for a notebook computer that can be applied to various fields in addition to the display of the notebook computer.

A liquid crystal display is an electronic device that changes and transmits various electrical information generated by various devices into visual information by using a change in transmittance of liquid crystal according to an applied voltage.

Such liquid crystal displays are easily miniaturized and are generally used in notebook computers as shown in FIGS. 1 and 2.

The notebook computer largely consists of a base unit 10 and a liquid crystal display which is a display unit 20 foldably coupled to the base unit 10.

The base unit 10 includes computing devices such as upper and lower cases 12 and 13, a main board 14, a CPU 151, various chipsets 152, a storage device such as a hard disk 16, a keyboard ( Data input means consisting of 171 and the touch pad 172, a battery 18 for supplying power, LAN card (not shown) for the online function, and the like.

The display unit 20 includes a liquid crystal panel 21 and a back cover 22 supporting the liquid crystal panel 21, and a front cover 23 coupled thereto. ,

The CPU 151 and various chipsets 152 are attached to the motherboard 14, and the memory device, the keyboard 171, the touch pad 172, the LAN card (not shown), etc., are connected to the motherboard 14 and the data line. It is mounted in such a way as to be supported by the upper and lower cases 12 and 13 in a connected state.

The notebook computer having such a structure folds the base unit 10 and the display unit 20 in a state of being bound by a latch device, and when used, releases the state of engagement by the latch device and then responds to the user's eyes. The display unit 20 is unfolded at an appropriate angle so as to be operated through the data input means of the base unit 10.

Meanwhile, detailed structures of the liquid crystal panel 21, the rear cover 22, and the front cover 23 constituting the display unit 20 of the notebook computer are as follows.

First, as shown in FIG. 3, the liquid crystal panel 21 includes a light distribution panel 212 attached to a rear surface, a driving circuit board 213 for driving the liquid crystal panel 21 and the light distribution panel 212, and the light distribution. A lamp cable 214 connecting the panel 212 and the inverter, and a data cable (not shown) connecting the driving circuit board 213 and the main board 14 are further provided.

In addition, the rear cover 22 has a structure in which a plurality of bosses 221 for screwing the support piece of the liquid crystal display 21 and the front cover 23 are formed at the edge thereof to support the liquid crystal plate 21 as a whole. It will play a role.

The front cover 23 is a frame structure in which a plurality of screw holes 23a are formed to be connected to each boss 221 of the rear cover 22 and the effective display area of the liquid crystal plate 21 is exposed to the outside. Combined with the rear cover 22 serves to firmly maintain the mounting state of the liquid crystal plate 21.

In the display unit 10 having such a structure, the support piece of the liquid crystal plate 21 is screwed with the rear cover 22 while the liquid crystal plate 21 is seated on the rear cover 22, and the front cover 23 is provided. And rear cover 22 are combined to fasten the screw through the screw hole 23a in a state where the screw hole 23a of the front cover 23 and the boss 221 of the rear cover 22 are aligned. ) Is assembled in such a way that the front cover 23 and the rear cover 22 are bound by being inserted into and fastened.

As such, the display unit is firmly fastened and folded in the notebook computer by the fastening screw.

However, such a structure uses a liquid crystal display which is the display unit only in the horizontal direction, and thus has a problem in that its use is limited.

This implies limited use of liquid crystal displays with high resolution and does not lead to significant economic effects.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a liquid crystal display for a notebook computer that can be used for various purposes as well as a display unit of a notebook computer.

1 and 2 are structural diagrams showing a conventional notebook computer.

3 is an exploded perspective view showing a liquid crystal display used in a conventional notebook computer.

4 and 5 are structural diagrams showing a liquid crystal display for a notebook computer according to an embodiment of the present invention.

6 and 7 are structural diagrams showing a liquid crystal display according to another preferred embodiment of the present invention.

8 is a combined state of the liquid crystal display for a notebook computer according to an embodiment of the present invention.

9 is a block diagram of a mode switching circuit of a liquid crystal display for a notebook computer according to an embodiment of the present invention.

10 is an exploded perspective view showing a liquid crystal display for a notebook computer according to another embodiment of the present invention.

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

10 ... base 20 ... display unit

12 Top case 13 Bottom case

14 ... Mainboard151, 550 ... CPU

171 Keyboard ... 172 Touchpad

16 Hard disk 18 Battery

21 Liquid crystal panel 22, 321 rear cover

23, 323 ... Front cover 213 ... Drive circuit board

214 Lamp cable 212 Light distribution panel

221 ... Boss 23a ... Screw Hole

320 ... housing 300, 300 '... liquid crystal display

325, 327 ... hinge terminals 326, 328 ... connector terminals

332 ... Hinge331 ... Connector

350 ... 340 ... hinge switch

410 connector bay 420 hinge shaft

510 Data connector 520 Image processing section

530 ... changeover switch 540 ...

370 ... substrate

In order to achieve the above object, a liquid crystal display for a notebook computer according to the present invention includes a liquid crystal plate for receiving and displaying data from a notebook computer main body including a keyboard and a data processing unit; Used for supporting and protecting the liquid crystal panel, a connector for exchanging data with the notebook computer body and a hinge for structural connection with the notebook computer body are separated from the notebook computer body on at least one of a lower side and a left side. It characterized in that it comprises a housing which is installed to be possible.

The housing may further include a space for accommodating the connector and the hinge when the connector and the hinge are separated by a sieve fastened to the housing.

In addition, it is preferable that the housing further includes a detachable switch that is in charge of detachment from the notebook computer body.

On the other hand, in order to achieve the above object, the liquid crystal display for a notebook computer according to the present invention is separable from the main body of the notebook computer, it is characterized in that it comprises a processing apparatus for use as a note pad or an e-book therein .

By such a configuration, the liquid crystal display for a notebook computer according to the present invention has a structure that can be separated from the main body of the notebook computer and a structure that can stand long, and can be used for various purposes in addition to the display of the notebook computer body.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

4 is a structural diagram showing a liquid crystal display for a notebook computer according to an embodiment of the present invention.

Referring to FIG. 4, the liquid crystal display 300 for a notebook computer according to the present embodiment includes a liquid crystal plate 310 for receiving and displaying data from a notebook computer body including a keyboard and a data processor; The front cover 323 covering the liquid crystal panel 310 from the front, and the rear cover 321 covering from the rear, the housing 320 consisting of the front cover 323 and the rear cover 321 is lower and left The connector and the hinge for connecting to the notebook computer main body is a structure that can be installed.

In more detail, the housing 320 is composed of a combination of the front cover 323 and the rear cover 321 covering the liquid crystal plate 310, the connector terminal 326 in the lower and side by the combination 328 and hinge terminals 325 and 327 are formed.

The connector terminals 326 and 328 are provided with a data connector for receiving data from the notebook computer body, and the data connector is detachable from the notebook computer body.

The hinge terminals 325 and 327 are provided with hinges for firmly connecting and supporting the notebook computer body and the liquid crystal display, which are also detachable from the notebook computer body like the connector.

Such a connector terminal and a hinge terminal are also located at the lower and side portions of the housing 320. When using the connector terminal 326 and the hinge terminal 325 located at the lower side, the landscape mode as in the past (landscape) In the case of using the connector terminal 328 and the hinge terminal 327 located in the side portion, it is for use in the portrait mode (portrait). This is because the connectors and hinges installed on the connector terminals and the hinge terminals can be separated from the notebook computer body or the liquid crystal display, and can be detached and recombined in different directions.

Meanwhile, the hinge and the connector are generally installed to protrude on either side of the notebook computer body and the liquid crystal display. As shown in FIG. 5, when the protrusion is formed on the liquid crystal display, the protrusion and the connector may be accommodated. It is preferable to form the accommodating portion 350. By doing so, the connector 331 and the hinge 332 of the lower portion or the side portion which are not used can be accommodated, thereby increasing the aesthetic effect and preventing safety accidents due to scratches.

In addition, it is preferable to further include a cover (not shown) that can be covered after receiving the connector 331 and the hinge 332 in the accommodating portion 350, the connector 331 and the hinge 332 integrally It is preferable to form the mold to facilitate the operation.

On the other hand, when the protrusion is formed in the notebook computer body, there is little risk of a safety accident when operating the liquid crystal display, so a separate cover is not required, but it is preferable to have a separate cover in appearance.

A separate hinge switch 340 is used to attach and detach the liquid crystal display of the structure to the notebook computer body. The hinge switch 340 is installed on the liquid crystal display 300 instead of the notebook computer body. Falling of 300 can be prevented and is preferable.

6 is a structural diagram showing a liquid crystal display according to another preferred embodiment of the present invention.

Referring to FIG. 6, it can be seen that the hinge 332 and the connector 331 of the liquid crystal display are inserted into the connector bay 410 and the hinge shaft 420 of the notebook computer main body 400. The hinge switch 340 is operated as shown in FIG. 7 in order to firmly connect the 332 and the hinge shaft 420.

Of course, on the contrary, the hinge 332 provided in the liquid crystal display may be fixed and the hinge shaft 420 of the notebook computer main body 400 may be moved to fix the hinge 332. Since the operation is performed, there is a problem that the liquid crystal display falls. Therefore, it is preferable to include a hinge switch 340 on the liquid crystal display side as shown in FIG.

As described above, the liquid crystal display 300 for the notebook computer according to the present invention can be separated from the notebook computer main body 400 and provided with a separate hinge and a connector terminal at the side, so that not only the landscape mode. It can also be used in portrait mode.

FIG. 9 is a schematic diagram showing a circuit for automatically switching between the landscape mode and the portrait mode. The data connector 510 transmits state data of a liquid crystal display and data of a notebook computer main body. An image processing unit 520 for processing image data of the notebook computer body transmitted through the switch, a switching switch 530 which automatically detects whether it is in landscape mode or portrait mode, and a detection result of the switching switch 530. The firmware unit 540 converts to an appropriate mode, and the central processing unit 550 to manage the above processes.

The changeover switch 530 is additionally installed in the connector 331 or formed through a separate line, and is configured to transmit different signals according to the lower side and the side, so that the landscape mode and the portrait mode are automatically performed in the notebook computer body. Make it recognizable. The mode recognition is performed by the central processing unit 550, and the mode is switched by the firmware unit 540 and the image processing unit 520 under the control of the central processing unit 550 to control the data connector 510. Is output via

10 is an exploded perspective view showing a liquid crystal display for a notebook computer according to another preferred embodiment of the present invention.

Referring to FIG. 10, a liquid crystal display 300 ′ for a notebook computer according to the present embodiment includes a liquid crystal plate 310 for receiving and displaying data from a notebook computer body including a keyboard and a data processor; The front cover 323 covering the liquid crystal panel 310 from the front, and the rear cover 321 covering from the rear, the housing 320 consisting of the front cover 323 and the rear cover 321 is lower and left The connector and the hinge for connecting to the notebook computer main body is a structure that can be installed.

In addition, it is provided with a substrate composed of a processing unit and a storage unit therein so that it can serve as a note pad or an electronic book.

Of course, in this case, a separate power supply means is required, and the switch to the e-book or note pad should be adjusted according to the intended use when mounted in a notebook computer. In addition, whether the battery provided in the main body of the notebook computer and its own battery should be determined first, but by configuring as described above, it is possible to use the high-resolution liquid crystal display used only for the display in the notebook computer for other purposes.

As described above, the liquid crystal display for a notebook computer according to the present invention can be separated from the notebook computer main body and has a coupling means at the side in addition to the lower side, so that both the landscape mode and the portrait mode can be used. Accordingly, it can be appropriately used according to the use, and its use is wide. When a separate substrate is added in the liquid crystal display, it can be used as a note pad or an electronic book, thereby satisfying a wide range of user requirements.

Claims (5)

A liquid crystal panel for receiving and displaying data from a notebook computer body including a keyboard and a data processing unit; It is used to support and protect the liquid crystal panel, and a connector for exchanging data with the notebook computer body and a hinge for structural connection with the notebook computer body are provided on at least one of the lower side and the left and right sides of the notebook computer body. Removable housing Liquid crystal display for a notebook computer comprising a. The method of claim 1, And the housing further includes a space for accommodating the connector and the hinge when the connector and the hinge are separated by a sieve fastened to the housing. The method of claim 1, The housing further comprises a detachable switch for detaching the notebook computer main body and the liquid crystal display for the notebook computer. A liquid crystal display for a notebook computer, which is detachable from the notebook computer body and includes a processing device for use as a note pad or an electronic book therein. A liquid crystal panel for receiving and displaying data from a notebook computer body including a keyboard and a data processing unit; It is used to support and protect the liquid crystal panel, and a connector for exchanging data with the notebook computer body and a hinge for structural connection with the notebook computer body are provided on at least one of the lower side and the left and right sides of the notebook computer body. A housing detachably installed, the housing further comprising a processing device for use as a note pad or an e-book in the housing; A liquid crystal display for a notebook computer, characterized in that.