KR200194900Y1 - a image-projection-device for a console unit - Google Patents

Abstract

The present invention relates to a screen projection apparatus for a terminal, which is connected to a conventional terminal for displaying and applying image data of any standard processed by the central processing unit of the terminal to the monitor as the screen data, the image data processed in the terminal A multi-function display controller for receiving and converting the screen data into a predetermined standard, a transparent chip-type image reproducing means for receiving and displaying the screen data from the multi-function display controller, and an image positioned and displayed behind the image reproducing means. And a light source device provided to project the light beams to the light source, and an image enlargement means provided to the front of the image reproducing device to optically enlarge and project the image projected from the image reproducing means to the front side by the light beam of the light source device. It is characterized by. According to the present invention, the image data displayed on the monitor of the terminal can be enlarged and reproduced on an arbitrary screen, thereby increasing the screen shareability, expanding the information display range, and improving the readability. When applied, it has the effect of normalizing the Internet frame, which was limited by the display area limit of the screen, to increase the Internet utilization.

Description

Screen Projection Device for Terminals {a image-projection-device for a console unit}

The present invention relates to a screen projection apparatus for a terminal, which is connected to various terminals and configured to enlarge and project display data on an arbitrary screen.

Recently, due to the rapid development of the electronic industry and information and communication technology, almost all industrial sectors process various text and image information through desktop PCs, laptop PCs, and mobile-phone units such as mobile phones. In particular, as information utilization by the Internet increases, the trend of processing information by connecting to the Internet by using a mobile phone as well as a conventional desktop PC or a notebook PC is a trend.

However, display devices of terminals such as desktop PCs, notebook PCs, mobile phones, and the like have a problem in that a certain standard monitor is integrally attached to the terminal body to limit the visual range and readability of the screen.

For example, CRT (Cathode ray tube) monitor, which is a display device of desktop PC, is limited in screen size, bulky and heavy, and requires relatively high driving voltage, which is disadvantageous in terms of installation and inadequate to portable. There is a problem that the screen direction is mainly disposed in front of the user, so that the viewing range is limited to the front of the monitor screen.

In addition, the liquid crystal display, which is a display device of the notebook PC, has a more limited screen size than the CRT, and the screen orientation is integrally attached to the notebook body, so that the viewing range is mainly limited to the front of the user. There are limited disadvantages.

In addition, the liquid crystal display device, which is a display device of a mobile phone, has a very small screen size and a very narrow visual range and information display area. Accordingly, the size of the text is very small so that the readability is low. In the connected Internet mobile phones, there is a problem in that the entire Internet screen cannot be displayed due to the limited unit frame display area.

As described above, desktop PCs, notebook PCs, and mobile phones are very inconvenient when several people need to view the display screen at the same time due to the above-mentioned problems, and there are problems that the screen is not visible at both sides or the rear side of the monitor at all. will be.

As a display device capable of solving the above problems, a liquid crystal projector which connects to a desktop PC, a notebook PC and a mobile phone by using a connector to interface data in a data memory for a terminal and to project the screen through a TFT liquid crystal display and a lens is provided. However, this requires a bright light source with a long distance projection method and there is a problem that the volume of the device is large and not portable.

The present invention is conceived in view of the display problems of the terminal as described above, an object of the present invention is to expand and project the image data processed in the terminal to a certain size on the external screen, the screen visual range and display range of the terminal The present invention provides a screen projection device for a terminal that can enlarge screen readability and shareability.

Another object is to provide a desktop PC, a laptop PC and a mobile phone, and is easy to carry, and to provide a screen projection for a small and lightweight terminal.

1 is a block diagram of an embodiment screen projection apparatus according to the present invention

Figure 2 is a state of use of the screen projection apparatus according to an embodiment of the present invention in conjunction with an example Internet mobile phone with a built-in LCD screen and a web browser

(Explanation of symbols for the main parts of the drawing)

10; Screen projector 11; case

12; Projection 13; Multifunction Display Controller

14; Liquid crystal display panel 15; Optical lens group

16; Light source 17; Power connection

18; Cooling unit 19: power

20; Internet cellular telephones 21; Data memory

22; Character generator 23; LCD screen

30; Terminal 31: screen 40; server

The screen projection for the terminal of the present invention for achieving the above object is to be connected to a conventional terminal for displaying and displaying the image data of any standard processed by the central processing unit of the terminal as screen data,

A multi-function display controller which receives the image data processed by the terminal and converts the image data into screen data of a predetermined standard, a chip-type image reproducing means of a transparent body which receives and displays the screen data by the multi-function display controller, A light source device positioned to be rearward and projecting light rays on the displayed image, and installed in front of the image reproducing apparatus so as to optically enlarge and project an image projected forward from the image reproducing means by the light rays of the light source device; Characterized in that consisting of the image enlargement means.

According to the screen projection apparatus for a terminal of the present invention as described above, when the terminal itself is connected to any terminal that displays information on the monitor by converting image data received from the outside or received from the outside into screen data,

When the image data processed by the terminal is converted into screen data of a predetermined standard by the multi-function display controller and displayed on the image reproducing means of the transparent body, the image displayed on the image reproducing means is projected forward by the light source device, and then the image is displayed. The image is enlarged and projected optically by the image enlargement means provided in front of the playback apparatus, so that it can be projected on any screen.

Therefore, the image data processed by the terminal is displayed as a screen on a fixed monitor integrally provided by an image processing apparatus or a screen processing apparatus provided in the main body, and parallel or independently of the image projection apparatus at any place by the screen projection apparatus of the present invention. It can be enlarged and projected by changing the information display range and size on the screen to be installed, thereby expanding the viewing range and display range of the terminal and sharing images with a third party according to the operator's intention of the terminal. To improve.

In particular, when the screen projection device for terminals of the present invention is connected to the Internet mobile phone in an internal or external type, the image display range may be set to an arbitrary standard apart from the image displayed on the small liquid crystal display device attached to the mobile phone. Because it can be enlarged to any position, it is possible to normalize the use of the Internet browser by expanding the entire screen display to a normal frame such as a desktop PC or a laptop PC.

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

1 is a block diagram of a screen projection apparatus 10 according to an embodiment of the present invention,

2 is a diagram showing a state of use of the screen projection apparatus 10 in connection with an example Internet mobile telephone 20 incorporating a liquid crystal display screen and a web browser.

Screen projection apparatus 10 according to an embodiment of the present invention is a housing-shaped case 11 of a predetermined size, a projection port 12 installed in front of the case 11, and a circuit board at one side of the inside of the case A multi-function display controller 13 having a connection means installed on the terminal and receiving data from the terminal 30 and converting the received image data into screen data of a predetermined standard; and a screen converted by the multi-function display controller 13. An image reproducing means for displaying data, an image enlargement means and a light source device are provided as main components.

The image reproducing means is provided with a small transparent chip type liquid crystal display panel 14 which is installed to face the projection port 12 inwardly and is connected to receive and display image data from the multifunction display controller 13.

The image enlargement means is provided between the front of the liquid crystal display panel 14 and the projection port 13, and is formed by combining multiple lenses to enlarge an image projected on the liquid crystal display panel 14. The type optical lens group 15 is mounted.

The light source 16 is mounted to the liquid crystal display panel 14 to project light rays from the rear of the liquid crystal display panel 14, and the light source 16 can be connected to an external power source 19. The connector 17 is provided, and the power connector 17 is conventional, such as an adapter, an electric wire, and a plug, and detailed description thereof will be omitted.

In addition, the inside of the screen projection device 10 is provided with a cooling unit 18 to cool the heat generated by the light source 14, which is composed of a common heating means such as a cooling fan.

The Internet mobile telephone 20 has a transceiver for transmitting and receiving data transmitted by wire or wirelessly from a server 40, and also has a data memory 21 for storing the received image data. The data input to the data memory 21 is displayed on the LCD screen 23 through the character generator 22.

In the drawing, reference numeral 31 denotes a screen on which a screen enlarged from the optical lens group 15 is displayed, and such a screen 31 may use anything forming a vertical plane.

The operation of the screen projection apparatus 10 having the above-described configuration will be described with reference to an embodiment integrally configured in connection with the Internet mobile telephone 20.

The screen projection apparatus 10 is connected to the data memory 21 of the Internet mobile phone 20 to the connector or a wireless transmission and reception device to receive image data by connecting the multi-function display controller 13.

The general use state of the Internet mobile phone 20 is, when the image data transmitted from the server 40 by wire or wirelessly is input to the data memory 21 of the Internet mobile phone 20, through the character generator 22 Displayed on the liquid crystal display screen 23 integrally attached to the Internet mobile phone 20.

In the general use state of the Internet mobile phone 20 as described above, when the user wants to display the image data input to the data memory 21 as an enlarged image through the screen projection apparatus 10, although not shown in the drawing, the normal operation switch is used. It is operated by turning it on.

When the screen projector 10 is operated, the multi-function display controller 13 connected to the data memory 21 intercepts the image data input to the data memory 21 and converts the image data into screen data of a predetermined standard. It is displayed on (14).

As such, the image displayed on the liquid crystal display panel 14 is projected onto the optical lens group 15 by light rays projected from the light source 16 and is projected to the outside through the projection port 12, which is the screen 31. It appears to be enlarged to a certain size at.

That is, according to the operation of the screen projection apparatus 10, the liquid crystal display device screen 23 integrally attached to the Internet mobile telephone 20 with respect to the image data input to the data memory 21 of the Internet mobile telephone 20. In addition to the screen displayed on the), by converting to a separate screen standard by the screen projection apparatus 10 which is a separate display device can be displayed dually.

Therefore, the small liquid crystal display screen 23 integrally attached to the Internet mobile phone 20 allows an Internet web browser screen, which could not be displayed for readability of text and images, to be displayed in a frame of an arbitrary size, thereby enabling the use of the Internet. Allow to normalize

As described above with reference to the screen projection device 10 of the present invention, the present invention, when the screen projection is formed in an external form independent of the terminal, the screen when using the removable cradle that can be fixed to the position, such as the cradle of the camera Since the projection port of the projection device can be fixed at a desired height, stable image projection can be performed without shaking.

Meanwhile, in the above embodiment, the mobile terminal is externally connected to the mobile phone having a liquid crystal display device. However, the mobile phone may be integrated into various terminals such as a desktop PC, a notebook PC, and an internet mobile phone. Or, it may be implemented in a configuration having a main body and a removable mounting means of the terminal and connected as needed.

When the projection distance is formed in the short distance type in the present invention, heat generation can be minimized because it does not require a bright light source like a conventional liquid crystal projector.

According to the screen projection apparatus for a terminal of the present invention as described above, it can be formed in a portable while maintaining the size and weight according to the characteristics of the recent terminal to be light and thin, all fixed terminals and laptop PCs, such as Internet mobile phones It is easy to apply as built-in type or external type to portable terminal

Also, when applied to all fixed terminals and portable terminals such as laptop PCs or Internet mobile phones, image data processed by its central processing unit, or image data transmitted from a server or displayed by its own data memory is monitored. Apart from these devices, you can enlarge the display range or enlarge the subtitles as needed to play back images on any screen at a short distance, and implement two screens in parallel with your own monitor, By giving the screen shareability, it can be usefully used in industries that require screen sharing such as business, public, education, and presentation.

Especially, when applied to Internet mobile phone or video mobile phone, it can enlarge the display range on the small screen attached to the phone and realize the enlarged screen by arbitrary frame. Significantly improves the usability of the Internet that could not be launched, and improves the usability of the screen by improving the screen shareability and readability.

In addition, it is possible to display a screen on a predetermined screen without a fixed monitor, thereby realizing a monitorless desktop PC, and reducing the occupied space occupied by the monitor and achieving economical effects.

In addition, since a high-resolution large screen can be realized according to the brightness of the light source, it can be applied to other fields using a liquid crystal display such as an electronic display.

Claims (6)

It is connected to a normal terminal for displaying and applying the image data of any standard processed by the central processing unit of the terminal as the screen data, A multi-function display controller which receives the image data processed by the terminal and converts the image data into screen data of a predetermined standard, a chip-shaped image reproducing means of a transparent body which receives and displays the screen data by the multi-function display controller, and is located behind the image reproducing means. A light source device provided to project light rays on the displayed image, and an image enlargement means provided in front of the image reproducing apparatus so as to optically enlarge and project an image projected from the image reproducing means to the front side by the light rays of the light source device; Screen projection apparatus for a terminal, characterized in that configured as. According to claim 1, The screen projection device is a multi-function for converting the applied image data to the screen data of a predetermined standard having a projection sphere 12 installed in front of the case of a predetermined size, and the terminal and the image data connection means A display controller 13, a transparent chip type liquid crystal display panel 14 which is provided to face the projection port 12 and is installed to display the screen data converted by the multifunction display controller 13, and the liquid crystal display. An enlarged optical lens group 15 provided to face the projection port 12 in front of the device panel 14 so as to enlarge an image projected on the liquid crystal display device panel 14, and the liquid crystal display device panel; A light source 16 installed to provide a light beam projected to the rear portion 14, a power connection portion 17 for connecting a power source to the light source 16, and cooling heat generated inside the case at one side of the case; Terminal screen projection device according to claim that the configuration having the cooling part 18 is installed to give on. The screen projection apparatus of claim 1, wherein the screen projection unit is provided integrally with an Internet mobile telephone. The screen projection apparatus of claim 1, wherein the screen projection device is provided integrally with the desktop PC. The screen projection apparatus of claim 1, wherein the screen projection unit is provided integrally with the notebook PC. The screen projection apparatus of claim 1, wherein the screen projection device is formed with a data connection means and a removable attachment means with respect to the terminal.