KR20020096599A - Portable composite commmunication terminal having mirror mode and implementation method therof - Google Patents

Abstract

PURPOSE: A portable complex communication terminal having a mirror function and an embodying method therefor are provided to prevent that a user carries a hand mirror by adding the mirror function in the portable complex communication terminal. CONSTITUTION: If a user inputs a key corresponding to a mirror function using a key input unit of a portable complex communication terminal having a camera, a control unit recognizes the inputted key(200). The control unit operates a camera unit(202). If the control of a zoom-in or a zoom-out is generated from the user, the control unit checks the control of the zoom-in or the zoom-out(204). The control unit zooms in or out a displayed picture and displays the picture again on an LCD(206).

Description

PORTABLE COMPOSITE COMMMUNICATION TERMINAL HAVING MIRROR MODE AND IMPLEMENTATION METHOD THEROF}

The present invention relates to a portable composite communication terminal equipped with a camera, and more particularly, to a portable composite communication terminal having a mirror function and a method of implementing the same.

These days, mobile phones are becoming an essential item to enhance the convenience of users by providing various additional functions in addition to the original functions of providing simple telephone functions to users. In addition, a number of electronic devices that had to be separately equipped with a cell phone, for example, a cell phone that provides radio listening and telephone functions, a radio phone that combines radio, and a cell phone and TV that provides TV viewing and telephone functions It is being developed as a portable multi-communication terminal such as a TV phone, an Internet phone providing the Internet and a telephone function, a camera phone and a camera phone combining a camera. Along with the large characteristic advantage of being easy to carry, other additional service functions provided in the portable hybrid communication terminal greatly contribute to making the portable hybrid communication terminal an essential item for the user.

Among these portable hybrid communication terminals, a camera and a mobile phone, a so-called 'camera phone' is a composite form of a photographed subject that can be stored after shooting and playing it, using it as a background, or sending a moving image. If a user implements a mirror function to check the user's appearance using a portable multi-communication terminal equipped with such a camera, that is, a camera phone, the user's convenience will be achieved.

Accordingly, an object of the present invention is to provide a portable hybrid wireless terminal and a method of implementing the mirror function.

In accordance with the above object, the present invention, in the portable composite communication terminal, the display unit which is installed on one side of the portable composite communication terminal and displays various states and provided images related to the portable composite communication terminal, the body provided with the display unit The camera lens is provided on the same surface of and captures an image of the subject, and the image captured by the camera lens is enlarged to a size corresponding to the size of the actual subject by the user's mirror function request so as to correspond to the image reflected on the mirror. And a control device which displays an image by processing the image.

In addition, the present invention is installed on one side of the portable composite communication terminal, the display unit for displaying the various state and the provided image related to the portable composite communication terminal, and provided on the same surface of the body provided with the display unit to capture the image of the subject A method for implementing a mirror function in a portable hybrid communication terminal having at least a camera lens, wherein the image captured by the camera lens is enlarged to a size corresponding to the size of an actual subject based on a key input corresponding to a mirror function request of a user. And processing the image to correspond to an image reflected on a mirror and displaying the image on the display unit, and when the user requests to zoom in and zoom out while the image is displayed on the display unit, the displayed screen is zoomed in and zoomed out according to the request. To the display unit again. It consists of courses to play.

1 is a perspective view of an example of a portable composite communication terminal equipped with a camera,

Figure 2 is an example block configuration of a portable composite communication terminal equipped with a camera,

3 is a control flowchart for performing a mirror function in the portable hybrid communication terminal according to an embodiment of the present invention.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. It should be noted that the same elements in the figures are represented by the same numerals wherever possible. In addition, detailed descriptions of well-known functions and configurations that may unnecessarily obscure the subject matter of the present invention will be omitted.

1 is a perspective view of an example of a portable composite communication terminal equipped with a camera. Referring to FIG. 1, a portable hybrid communication terminal is a folder type terminal, which includes a main body 14 including an upper casing frame 10 and a lower casing frame 12, and a subbody 16 for keypad protection. It is included. One side of the main body 14 is provided with a volume up / down function key 18 for functions such as volume up and down. In addition, the earpiece portion 20 is positioned on the surface of the subbody 16, which is in contact with the upper surface of the main body 14, and the LCD 22, which is a display device, is provided below the earpiece portion 20. . The camera lens 24 is provided below the LCD 22. In order to have the mirror function as in the embodiment of the present invention, it is required that the camera lens 24 is located on the same surface with the LCD 22 as shown in FIG. 1. In FIG. 1, the camera lens 24 is positioned below the LCD 22 as an example, but it should be understood that the LCD lens 24 may be located anywhere on the same surface as the LCD 22. In addition, although the camera lens 24 shown in FIG. 1 is fixedly installed on the subbody 16, it may be rotatably installed as necessary. The keypad 26 and the microphone 28 are located on the main body 14 of the portable hybrid communication terminal.

FIG. 2 is a block diagram of a portable hybrid communication terminal equipped with a camera as in the example of FIG. 1, and reference numeral 104 denotes a camera unit for photographing a subject. Referring to FIG. 2, the controller 100 controls the overall operation of a portable hybrid communication terminal for performing various multimedia functions including voice call and subject photographing. In addition, the controller 100 controls the codec 102 to decompress and decode still image or moving image data wirelessly received from an external network when a moving image mode request is received from a user. In addition, in the camera mode, the still image or moving image data output from the camera unit 104 is compressed to a JPEG (Joint Picture Expert Group) / MPEG (Moving Picture Expert Group) format and controlled to be transmitted to an external network. The first memory 108 stores a predetermined program that controls the overall operation of the terminal, and stores data input and output when the overall operation of the terminal is performed by the controller 100 in a preset memory area. The RF (Radio Frequency) unit 110 includes a high frequency processor, an intermediate frequency processor, and a baseband processor, and voice data and still or moving images from an external network such as a wireless Internet network 14 received through the antenna ANT1. Various multimedia data including the first processing in the high frequency band, and converts it back to the lower frequency band (down converting), and processes it back to the baseband signal that can be processed by the control unit 100 again. Further, various still picture or moving picture data output from the camera unit 104 provided in the terminal and compressed by the codec unit 102 are modulated into a high frequency band signal and wirelessly transmitted to an external network.

The audio unit 112 modulates a voice signal input through a microphone MIC into a wireless signal under the control of the control unit 100, and demodulates a wireless signal received through the RF unit 110 to generate a speaker. Audible sound is sent to SPK. In addition, in the moving picture mode, the wireless audio signal included in the still picture or moving picture data received from the RF unit 110 is demodulated and reproduced through the speaker SPK. The key input unit 114 includes a plurality of numeric keys, a plurality of function keys for moving picture service, camera shooting, and the like, and generates and outputs key data corresponding to a key press by the user to the controller 100. The display unit 116 displays various types of information of the terminal in the normal call mode in gray level, and in the camera mode or the moving image mode, the still image or moving image data received from the camera unit 104 or the external network. Display data in color.

The camera unit 104 is a block for capturing an image of a subject, and processes the photographed subject in the camera mode as still image data or moving image data and outputs the same to the codec unit 102. Looking at a more specific function of the camera unit 104, the image of the subject is provided to the CMOS sensor 128 through the lens unit 126. Complementary Metal Oxide Semiconductor sensor 128 converts and outputs the optical signal of the subject that has passed through the lens unit 126 into an electrical signal (imaging image signal). Performs functions such as balance and color matrix. The analog-to-digital converter (ADC) 130 converts the captured image signal output from the COMS sensor 128 into a digital signal and outputs it to a digital signal processor (DSP) 132. The DSP 132 processes the digitally converted photographed image signal as a composite image signal of NTSC (National Television System Committee) or PAL (Phase Alternation by Line).

The codec unit 102 converts the photographed image signals Y and C provided from the camera unit 104 into a JPEG or MPEG format under the control of the control unit 100 and compresses them in a predetermined ratio. The wireless Internet network 14 The decompressed and decoded compressed image of the still image or moving image data received wirelessly is decompressed and output to the display unit 116 under the control of the control unit 100. Still picture or moving picture data wirelessly received from an external network may be still picture or moving picture data transmitted from a counterpart terminal in a call and may be connected to a mobile switching center (MSC) (not shown). It may be various video on demand (VOD) data provided from servers (Web servers) or a plurality of image contents servers. The second memory 136 connected to the codec unit 102 is a memory that stores a program for performing various operations of the codec unit 102 and is typically implemented as a static random access memory (SRAM), and the third memory 138. The flash memory is a memory for storing still images among image data input through the lens unit 126 in the camera unit 104 and image data received from an external network. The LCD 22 of FIG. 1 corresponds to the display unit 116 of FIG. 2, and the keypad 26 of FIG. 1 corresponds to the key input unit 114 of FIG. 2. The camera lens 24 of FIG. 1 corresponds to the lens unit 126 of FIG.

In an embodiment of the present invention, a mirror function is implemented in the portable multi-communication terminal illustrated in FIGS. 1 and 2. To this end, a key corresponding to the mirror function is provided on the key input unit 114. The key corresponding to the mirror function may be implemented by combining function keys and may also be implemented as a separate key for the mirror function.

3 is a control flowchart for performing a mirror function in the portable hybrid communication terminal according to an embodiment of the present invention.

Hereinafter, an operation according to an exemplary embodiment of the present invention will be described in detail with reference to FIGS. 1 to 3.

To use the LCD 22 of the portable composite communication terminal as a mirror, a user presses a key corresponding to the mirror function provided on the keypad 26. When the user inputs a key corresponding to the mirror function using the key input unit 114 of the portable composite communication terminal equipped with a camera, the control unit 100 recognizes this in step 200 of FIG. 3 and proceeds to step 202 of FIG. 3. do. In operation 202 of FIG. 3, the controller 100 operates the camera unit 104. Under the control of the controller 100, the camera unit 104 enlarges the image captured by the camera lens 24 to a size corresponding to the size of the actual subject, increases the resolution of the image to correspond to the image reflected in the mirror, and Vertical and horizontal interpolation is performed to the controller 100. The controller 100 displays this on the display unit 114, that is, the LCD 22 of FIG. 1.

Accordingly, the user can use the LCD 22 of the portable hybrid communication terminal as a mirror.

If the user wants to further enlarge or reduce the appearance reflected on the LCD 22 currently viewed, the user may perform zoom in / zoom out control. For the zoom in / out control, it is preferable to use the volume key 18 shown in FIG. If there is a zoom in or zoom out control from the user, the control unit 100 checks this in step 204 of FIG. 3 and proceeds to step 206 to perform a screen zoom in or zoom out corresponding to the displayed screen and display it again on the LCD 22. .

When the user performs a control to turn off the mirror function using the key, the control unit 100 checks this in step 208 of FIG. 3 and proceeds to step 210. In step 210, the controller 100 displays an initial screen state on the LCD 22.

In the above description of the present invention, specific embodiments have been described, but various modifications may be made without departing from the scope of the present invention. Therefore, the scope of the present invention should not be defined by the described embodiments, but should be determined by the equivalent of claims and claims.

As described above, the present invention has an advantage of not having to carry a hand mirror separately as a mirror function is added to a portable multi-communication terminal carried by a user. And people who do not usually carry a mirror can easily check their appearance through the mirror function if necessary.

Claims (4)

In portable hybrid communication terminal, A display unit installed at one body of the portable composite communication terminal and displaying various states and images provided in relation to the portable composite communication terminal; A camera lens provided on the same surface of the body provided with the display unit and capturing an image of a subject; And a control device that enlarges the image captured by the camera lens to a size corresponding to the size of an actual subject at the request of a mirror function of the user and displays the image on the display unit by processing the image corresponding to the image reflected on the mirror. Portable composite communication terminal having a mirror function. The image processing apparatus of claim 1, wherein the image processing corresponds to an image reflected on the mirror, and performs vertical and horizontal interpolation on the image while increasing the resolution of the image enlarged to a size corresponding to the size of the subject to the image reflected on the mirror. Portable composite communication terminal having a mirror function, characterized in that. A display unit installed on one body of the portable composite communication terminal and displaying various states and images provided in relation to the portable composite communication terminal; and at least a camera lens provided on the same surface of the body on which the display unit is installed and capturing an image of a subject. In the method of implementing a mirror function in a portable multi-communication terminal, Based on a key input corresponding to a mirror function request of a user, expanding the image captured by the camera lens to a size corresponding to the size of an actual subject, and processing the image to correspond to the image reflected on the mirror and displaying the image on the display unit; , And when the user zooms in and out of the display while the image is displayed on the display unit, the display screen is zoomed in and zoomed out according to the request and displayed on the display unit again. The method of claim 3, further comprising displaying an initial screen state on the display unit based on a user's request to turn off the mirror function.