KR20070071873A - Portable magnifying glass and mobile phone adapted to thereof - Google Patents

Abstract

A portable image enlarger and a mobile terminal applied to the same are provided to enable a user to confirm a high-magnification image through a mobile terminal by connecting a portable image enlarger, which converts the optical image of an arbitrary object into an image signal and outputs it to an external device, to the mobile terminal. A portable image enlarger(300) includes a lens(320), a signal conversion part(325), an image processing part(330), a communication port(335), a lens movement driving part(340), a control part(310), and a power supply part(355). The lens(320) pick up the optical image of an object. The signal conversion part(325) converts the optical image, immersed on the lens(320), into an electrical image signal. The image processing part(330) processes the electrical image signal. The communication port(335) outputs the processed image signal to an arbitrary external device. The lens movement driving part(340) moves the lens(320) forward or backward. The control part(310) controls the lens movement driving part(340) to adjust the focal length of the lens(320). The power supply part(355) supplies necessary power to the signal conversion part(325), the image processing part(330), the communication port(335), the lens movement driving part(340), and the control part(310).

Description

Portable image magnifier and mobile communication terminal applied thereto

1 is an electrical block diagram of a portable image magnification apparatus that can be applied to the present invention;

2a and 2b is a front view, a perspective view and a rear view showing the appearance of a mobile communication terminal that can be applied to the present invention, respectively;

3 is an electrical block diagram of a mobile communication terminal to which the present invention can be applied.

*** Explanation of symbols for the main parts of the drawing ***

100: mobile communication terminal 110: main body

112: numeric / character key buttons 113: microphone hole

114: Volume button 115: Camera button

116: Standard terminal slot 117: Camera lens

118: flash 119: infrared communication element

120: slider 121: function key button

122: flat panel indicator 123: speaker hole

130: antenna 140: battery pack

143: charging terminal 200: mobile communication terminal

210: control unit 220: radio frequency transmitting and receiving unit

222: antenna 230: key input unit

232: function key input unit 234: numeric / character key input unit

240: memory 242: program storage unit

244: data storage unit 250: voice signal processing unit

252: microphone 254: speaker

260: Image processor 262: Flat panel display

264: switching unit 270: vibration generating unit

272: vibration motor 274: LED drive unit

276: LED 280: communication port

286: IrDA transmitter and receiver 300: portable video magnification device

310: control unit 320: lens

325: signal converter 330: image processor

335: communication port 340: lens forward and backward drive unit

345: lamp 350: lamp drive unit

355: power supply unit 360: key input unit

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable image magnification apparatus and a mobile communication terminal applied thereto, and more particularly, to a portable image magnification apparatus and a mobile communication terminal adapted to view an enlarged image of an arbitrary subject as a mobile communication terminal.

The mobile communication terminal (hereinafter referred to as 'terminal'), which is a necessity for modern people, is not only compact and lightweight due to steady development, but also has various functions such as mp3, camera, digital multimedia broadcasting (DMB) and navigation. Emerging as a communication terminal. In addition to the above functions, the mobile communication terminal uses a short message service (Short Message Service (SMS)) capable of sending and receiving a message of about 80 bytes, that is, 40 to 50 Korean characters and 80 English characters, in addition to the above functions. Multimedia Message Service (MMS), which can add sound, video, etc., and voice that allows the sender to leave a message in the recipient's voice mailbox or fax mailbox if the receiver cannot answer the call. It provides various functions and services such as voice mail service (aka voice mail service).

In addition, the Voice Activated Dialing Service connects a voice recognition device to a mobile communication terminal and stores / registers the subscriber's voice and allows the subscriber to make a voice call without having to press a phone number. ), The voice password setting function that sets the user's voice as a password instead of the password when setting the outgoing lock function, and the voice / text that helps the visually handicapped or the general public to use SMS or MMS while driving Contrary to Speech to Text (STT) and SST, Text to Speech (TTS), which converts text into voice and reads the text when a text message is received or a missed call is received. Voice / text recognition technology, such as, has been introduced into the mobile communication terminal.

On the other hand, the electronic magnifying glass system is used for engine irradiation of medical devices, airplanes or automobiles, small pipeline irradiation, scalp inspection, etc., and includes a light source device including a halogen lamp or a Xenon lamp, and a light source device. An electronic magnifier for capturing a light source image of a subject under illumination and generating an image signal according to the illumination, an image processing apparatus for processing an image signal, and a display device for displaying the processed image signal.

However, although the conventional electronic magnifying glass system has a function of enlarging the size of a subject to a larger size, its use range is limited in that it is not portable and has not been utilized in various fields.

On the other hand, in a mobile communication terminal equipped with a camera, although the zoom function of the camera can be seen larger than any subject, compared to the zooming performance seen in the above-described electronic magnifying system, it does not satisfy the user's needs greatly. There was a problem.

The present invention has been made to solve the above-described problem, and a portable image magnification apparatus having a communication port for converting an optical image of an arbitrary subject into a corresponding video signal and outputting it to an external device, and a mobile communication terminal applied thereto. The purpose is to provide.

In order to achieve the above object, a portable image magnification apparatus of the present invention and a mobile communication terminal applied thereto include a lens having an optical image of a subject; A signal converter for converting the optical image formed on the lens into a corresponding electrical image signal; An image processor which processes an image signal input from the signal converter; A communication port configured to output an image signal processed by the image processor to an external device; A lens retraction drive unit for reversing or advancing the lens; A portable image magnification device comprising a control unit for adjusting the focal length of the lens by controlling the lens retraction driver and a signal converter, an image processing unit, a communication port, a lens retraction driver, and a power supply unit for supplying driving power to the controller. Provided is a mobile communication terminal.

Hereinafter, a portable image magnification apparatus and a mobile communication terminal applied thereto according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is an electrical block diagram of a portable image magnification apparatus that can be applied to the present invention.

As shown in FIG. 1, the electrical configuration of the portable image magnification apparatus 300 (hereinafter referred to as image magnification apparatus) 300 includes: a lens 320 in which an optical image of an arbitrary subject is formed; A signal converter 325 for converting the optical image formed on the lens 320 into a corresponding electrical image signal; A lens retraction driver 340 for reversing or advancing the lens 320 to adjust the focal length between the lens 320 and the signal converter 325; An image processor 330 for processing an image signal input from the signal converter 325; A communication port 335 for outputting an image signal processed by the image processor 330 to an external device; A lamp driver 345 for generating light to drive the lamp 345 to illuminate the subject and the lamp 345 and to adjust the brightness of the lamp 345; A key input unit 360 having a plurality of key buttons, for generating a corresponding key signal, in particular, a lamp brightness adjustment signal, a lens magnification adjustment signal, or a lens focus adjustment signal when the key button is operated; An image enlargement apparatus including a controller 310 and a controller 310 for controlling the lens retraction driver 340, the lamp driver 350, and the image processor 330 based on a key signal input from the key input unit 360. And a power supply unit 355 for supplying driving power to each unit of the 300.

In the above-described configuration, the lens 320 has a high magnification and is implemented by a plurality of convex and concave lenses, and particularly preferably includes a macro lens for macro shooting. Next, the signal converter 325 is preferably implemented as a Charge Coupled Device (CCD) sensor that converts an optical image flowing from the lens 320 into a corresponding electrical image signal. Next, the communication port 335 is preferably implemented as a 24-pin standard output terminal based on the input and output terminal connection standard of the mobile communication terminal established by the Korea Information and Communication Technology Association.

2A and 2B are a front view and a rear view showing an appearance of a mobile communication terminal applicable to the present invention, respectively, illustrating a slide type mobile communication terminal. Of course, it should be noted that the present invention is not limited to the terminal of this manner and structure. As shown in FIG. 2A and FIG. 2B, a mobile communication terminal (hereinafter, also referred to as a “terminal”) 100 to which the present invention can be applied includes a main body 110 and a flat panel display 122 having a main circuit built therein. It may be made to include a slider 120 that slides up and down in the main body 110 while mounting.

In the above-described configuration, the front of the main body 110 is arranged with a number / letter key button 112 used to receive the numbers and letters, the upper surface and the infrared communication (IrDA) with the antenna 130 and other external communication devices Infrared communication element 125 is used to arrange the microphone hole 113 is in communication with the microphone (not shown) in the lower portion of the lower portion is perforated. The main body 110 is also provided with a rear surface in place, for example, a camera lens 117 and a flash 118 for illumination at night, and a battery pack 140 is detachable at the bottom thereof. The lower surface of the main body 110 is provided with a standard connection terminal slot 116 through which power for transmitting / receiving data with other terminals or charging the battery pack 140 coupled to the main body 110 is transmitted. .

On the other hand, the front surface of the slider 120 is provided with a flat panel display 122 for displaying various characters or graphic elements indicating the operation and operation state of the mobile communication terminal 100 and still images and moving pictures, and below the terminal ( A function key button 121 used to select or receive various functions included in 100 is disposed. Further, a speaker hole 123 communicating with an internal speaker (not shown) is punctured in place of the slider 120, for example, the flat display 122. In the drawing, reference numeral 114 denotes a volume button, 115 denotes a camera button, and 143 denotes a charging terminal exposed under the battery pack 140.

3 is an electrical block diagram of a mobile communication terminal to which the present invention can be applied. As shown in FIG. 3, the electrical configuration of the mobile communication terminal 200 to which the present invention can be applied includes a radio frequency transmitter / receiver 220 that transmits / receives a radio frequency signal with a base station through an antenna 222. A key input unit 230 including a function key input unit 232 and a number / character key input unit 234 for generating a corresponding key signal when the numeric / character key button 112 and the function key button 121 are operated. And a program storage unit 242 for storing an operating system (OS) or various application programs of the terminal and a data storage unit 244 for temporarily storing data generated during an operation process or storing data set by a user. Memory 240, a microphone 252 for converting an external sound wave into a corresponding analog form of speech signal, a speaker 254, a microphone 252 for converting an analog form of speech signal generated inside the terminal into sound waves The video signal generated inside the terminal, the audio signal processor 250 for converting the analog signal inputted from the analog signal into a corresponding digital audio signal and converting the digital audio signal into a corresponding analog audio signal and outputting the same to the speaker 254. Is processed through the image processing unit 260 for outputting to the flat panel display 262, the communication port 280 for connecting to an external device, the image signal flowing through the communication port 280 and input through the image processing unit 260 Switching unit 264 for switching the image signal and outputting to the flat panel display 262, vibration motor 272 to generate a vibration when the terminal 100 operates in a vibration mode, the generator 270, receiving a call or message LED 276 for visually displaying the event, such as the driver 274 and the controller 210 for controlling the operation of the switching unit 264 as a whole. You can break them.

In the above configuration, the image processing unit 260 is preferably compatible with the image processing unit 330 in the image magnification device 300, the communication port 280 of the mobile communication terminal established by the Korea Information and Communication Technology Association It is preferable to implement a 24-pin standard input terminal based on the input / output terminal connection standard.

In addition, the mobile communication terminal to which the present invention is applied may further include an infrared transmitting / receiving unit 286 that emits infrared rays and receives infrared rays emitted from the outside as a short range communication means.

The portable image magnification apparatus of the present invention and the mobile communication terminal applied thereto may be variously modified and implemented within the scope of the technical idea of the present invention, without being limited to the above-described embodiments.

According to the portable image magnification apparatus of the present invention and the mobile communication terminal applied thereto, the portable image magnification apparatus converting an optical image of an arbitrary object into a corresponding video signal and outputting the converted image signal to an external device is provided to the mobile communication terminal. By connecting and using, it is possible to confirm high magnification images as much as microscopes.

Claims (6)

A lens in which an optical image of the subject is formed; A signal converter for converting the optical image formed on the lens into a corresponding electrical image signal; An image processor which processes an image signal input from the signal converter; A communication port configured to output an image signal processed by the image processor to an external device; A lens retraction drive unit for reversing or advancing the lens; A control unit for adjusting the focal length of the lens by controlling the lens retraction driving unit; And a signal converter, an image processor, a communication port, a lens retraction driver, and a power supply for supplying driving power to the controller. The method of claim 1, And the lens is a macro lens for close-up photography. The method of claim 2, It further comprises a lamp for illuminating the subject and a lamp driver for driving the lamp, The controller controls the lamp driver to adjust the brightness of the lamp, And the power supply unit supplies driving power to the lamp and the lamp driver. The method according to any one of claims 1 to 3, And the communication port is a 24-pin output terminal according to an input / output terminal connection standard of a mobile communication terminal. A communication port for receiving the image signal from a portable image magnification apparatus for converting an optical image of an object into a corresponding image signal and outputting the image signal to an external device; An image processor which processes an image signal and outputs the same to a display; A switching unit for switching the image signal input through the communication port and the image signal input through the image processing unit and outputting the image signal to the display unit; A mobile communication terminal applied to a portable image magnification device comprising a control unit for controlling the operation of the switching unit. The method of claim 5, The communication port is a mobile communication terminal applied to the portable image magnification device, characterized in that the 24 pin input terminal according to the input and output terminal connection standard of the mobile communication terminal.

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