KR20100097282A - Mobile phone with camera easy to filming document - Google Patents

Abstract

PURPOSE: A cellular phone which photographing a document is easy is provided to prevent shaking in photographing a document, thereby obtaining a clear picture quality document image. CONSTITUTION: A camera unit photographs a document. According to an input of an input unit, a display unit(40) expresses a document photographing menu. According to the input of the input unit, a CPU(Central Processing Unit) generates photographing operation signal. A mounting unit(61) forms mobile phone mounting surface on the upper side. A support unit(63) is formed in the lower side of the mounting unit in length direction. The support unit is separated in the height capable of securing document photographing viewing angle of the camera unit.

Description

Mobile phone with Camera easy to filming document}

The present invention provides an input unit including a document photographing function key, a display unit including a document photographing menu, a camera having a resolution enough to recognize a character recorded in a document, and a center capable of correcting a photographed image. It includes a mobile phone main body equipped with a processing unit, and a holder supporting the mobile phone main body at a height sufficient to secure a document viewing angle to prevent shaking during document shooting, and to display a document image of clear image quality to recognize characters. It relates to a mobile phone that can easily obtain document capture.

With the recent rapid development of electronic engineering and communication engineering, mobile communication terminals have various functions.

That is, with the rapid development of wireless communication and data processing technology, people can use not only voice calls but also Internet access, video communication and video message transmission using mobile communication terminals.

In addition, due to the rapid dissemination of mobile communication terminals, mobile communication terminals are becoming an essential means of communication in modern life, such as a large amount of communication occurring in human relationships through mobile communication terminals.

With the development of mobile phone technology and the development of compact optical technology, a camera phone that combines a camera function and a mobile phone function has been developed and widely used.

The camera phone is equipped with an image pickup device such as a CCD and a small lens inside the mobile phone so that a simple picture can be taken and the captured image can be stored as a digital image in the memory of the mobile phone.

Therefore, the camera phone capable of storing a simple image as described above is easy to carry and use, and is also used for simple document taking in place of a scanner.

However, the conventional camera phone has a problem in that a document image having a sharp image quality that is recognizable enough to recognize a character due to hand shake, etc. is required because the user needs to take a photograph by directly operating a camera while holding a mobile phone.

In addition, when a user takes a mobile phone camera in his hand, there is a problem that geometric distortion such as the horizontality of the recorded document is generated because the mobile phone cannot be fixed at a shooting range and composition suitable for the size of the document.

In order to solve the above problems, the present invention provides a mobile phone main body having an input means such as a remote control provided for easy document shooting, a high resolution photographing means, and a correction means capable of correcting the photographed image, and the mobile phone main body. Provides a mobile phone that can be easily documented to obtain a document image with a clear image quality to recognize characters by preventing the shaking during document shooting by configuring a cradle that is spaced apart from the height to secure document shooting viewing angle to prevent document shaking There is.

Another object of the present invention is to provide a mobile phone that can easily photograph documents that can remove geometric distortion such as misalignment of photographed documents.

In addition, a document can be easily taken through a computer, and a mobile phone that can easily take a document that can immediately transfer a photographed document image to a computer or an e-mail is provided.

The object of the present invention is a mobile phone equipped with a camera capable of taking pictures in accordance with the present invention, a camera unit for photographing a document; and an input unit having an input means including a document photographing function key; A display unit for displaying a document photographing menu; and a connector provided with a connection unit for transmitting data such as a text image through a wire; a memory unit for receiving and storing an image signal from the camera unit; and the input unit. A mobile phone body provided to enable document photographing, including a central processing unit generating a photographing driving signal according to the present invention; And a seating portion that forms a seating surface on which a mobile phone is seated on an upper surface thereof, and a support portion that is formed in a lengthwise direction on a lower surface of the seating portion and spaced apart at a height capable of securing a document photographing viewing angle of the camera portion. Characterized by having a cradle for mounting the main body.

In addition, the object is a mobile phone equipped with a camera that can take a picture according to the present invention, a camera unit for taking a document; and an input unit having an input means including a document shooting function key; and the input unit A display unit for displaying a document photographing menu according to an input; and a connector provided with a connection unit for transmitting data such as a document image by wire; a memory unit for receiving and storing an image signal from the camera unit; and the input unit A mobile phone body provided to enable document photographing, including a central processing unit to generate a photographing driving signal according to an input of the mobile phone body; And control means connected to a controllable electronic device such as a computer through the connector and controlling the camera unit through a document photographing program installed in the electronic device such as a computer.

Here, the document capturing program may be provided to display a pre-capture image of a document to be photographed to control the camera unit, and may include an input means including the document capturing function key.

In addition, the mobile phone includes a seating portion that forms a seating surface on which the mobile phone is seated on the upper surface, and a support portion spaced apart at a height capable of securing a document photographing viewing angle of the camera part in a longitudinal direction on the lower surface of the seating portion. It may further include a cradle for mounting the mobile phone main body.

Here, the support may be formed to adjust the height according to the size of the document to be photographed.

Preferably, the display unit may be implemented to display a size, a photographing mode, a resolution, etc. of a document to be photographed in the document photographing menu.

The central processing unit may be provided to automatically adjust the focal length of the camera lens and the illuminance of the flash according to the size of the document to be photographed, the photographing mode, the resolution, and the like.

In addition, the input unit may further include a remote control means for remotely controlling the camera unit by wire or wirelessly.

As described above, the mobile phone for easy document shooting according to the present invention includes a mobile phone main body including an input means provided for easy document shooting, a high resolution photographing means, and a correction means for correcting a photographed image; Including a holder supporting the main body at a height capable of securing a document photographing viewing angle, it is possible to prevent shaking during document shooting, thereby obtaining a document image having a clear image quality that is sufficient to recognize a character.

In addition, it is possible to remove geometric distortion such as the horizontal shift of the photographed document.

In addition, not only can the document be easily taken through a computer, but also the captured document image can be immediately transferred to a computer or e-mail.

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

1 is a perspective view of a mobile phone easy to shoot a document according to an embodiment of the present invention, Figure 2 is a rear view of a mobile phone easy to shoot a document according to an embodiment of the present invention.

1 or 2, the mobile phone easy to shoot document according to the present invention supports a mobile phone main body 10 equipped with a camera capable of document shooting, and the mobile phone main body 10 to secure a document shooting viewing angle It is configured to include a cradle 60 to be spaced apart to a height.

The mobile phone body 10 includes a camera unit 30 including a charge coupled device (CCD) having a resolution capable of recognizing a character recorded in a document 80, a flash 33, and a camera lens 31; , An input unit 20 including an input means including a document photographing function key, a memory unit 55 for receiving and storing an image signal from the camera unit 30, an image photographed by the camera unit 30, The display unit 40 expressing a document photographing menu according to the input of the input unit 20 and the camera unit 30 is operated according to the input of the input unit 20 to generate a photographing driving signal and generate a character recognition program. It includes a central processing unit 50 that is built and driven.

In addition, the holder 60 is located on the upper surface of the seating portion 61 and the outer surface of the lower surface of the seating portion 61 to form a seating surface on which the mobile phone is seated, is formed in the longitudinal direction of the mobile phone body ( And a support 63 spaced apart at a height capable of securing a document photographing viewing angle of 10).

Here, the mobile phone main body 10 may be configured in any number of other forms, such as a folding mobile phone, a flip-type mobile phone, a PDA, etc., in addition to the mobile phone type illustrated in FIG. 1.

The mobile phone main body 10 includes a display unit including a liquid crystal display device having a microphone 11 serving as a talker, an input unit 20 having a plurality of key buttons installed therein, and displaying letters, numbers, images, and videos. The speaker 12 which is a receiver is provided.

In addition, as shown in Figure 2, the camera unit 30 including the flash 33 and the camera lens 31 is located on the upper and lower center of the folder of the mobile phone main body 10, the camera lens 31 And the flash 33 is installed in a state of being inserted into a hole formed in the mobile phone main body 10.

 Of course, the camera unit 30 is described as being located above the center of the mobile phone main body 10, but can be located anywhere on the inner and outer surfaces of the mobile phone main body 10, if it is easy to take a picture. .

The input unit 20 is a data input device for directly inputting various data to the mobile phone main body 10 or having various function keys to perform various functions of the mobile phone main body 10.

Here, the input unit 20 includes one or more function keys for performing a camera photographing function according to an embodiment of the present invention.

In addition, the input unit 20 includes a document photographing function key for implementing a function related to document photographing.

For example, the input unit 20 is provided with a document photographing function key for inputting the type of document to be photographed, the color of the document quality document, and the like.

Here, the input unit 20 may be configured to further include a remote control means that can operate the camera unit 30.

Preferably, the remote control means may be provided with a wired remote control 25 connected to the connector 15.

Here, the remote controller 25 may be connected to the connector 15 so as to control the camera unit 30 through a data transmission passage of the connector 15.

In addition, the remote control means may also be provided with a wireless remote control 25 by wireless communication.

Here, the mobile phone main body 10 may be configured to further include a wireless transceiver for communicating with the wireless remote control 25, the wireless communication may be implemented by RF communication, IR communication, Bluetooth, etc. have.

6A is a perspective view of a mobile phone for easily document capture according to another embodiment of the present invention, and FIG. 6B is a document photographing program installed in a computer of a mobile phone for easy document capture according to another embodiment of the present invention shown in FIG. 6A. The control screen is shown.

And control means for controlling the camera unit through a document photographing program installed in the computer through a wired connection with the computer through the connector.

 The control means includes a document photographing program 29 mounted on the computer 27 for operating the camera unit and a transmission line for transmitting a control signal by operating the document photographing program. It is configured to be controlled through.

Here, the document capturing program is provided to display a pre-capture image of a document to be photographed that can control the camera unit, and includes an input means including the document capturing function key.

Therefore, with the above configuration, the photographing mode, photographing range, color, etc. of the document to be photographed by the mobile phone can be directly controlled through the document photographing program 29 installed in the computer 27, and the photographed document image. Can be easily corrected and stored via a computer 27 or the like.

In addition, the photographed document image can be easily transmitted to the Internet or e-mail through a computer 27 or the like.

The camera unit 30 includes a camera lens 31 capable of capturing a photograph and the like with the mobile phone, a CCD, a flash 33, and a means for transmitting the photographed image signal.

Accordingly, the camera unit 30 converts the brightness and color values of the three primary colors of red, green, and blue of the image received through the camera lens 31 into electrical signals, and converts the converted electrical signals into electrical signals. It functions to transmit to 50.

Here, the camera unit 30 is implemented to facilitate document photographing, and for this purpose, a CCD of high resolution is used.

The resolution of the CCD is to have a resolution that matches the resolution of 150dpi ~ 1200dpi as a reference for the resolution of the document scan applied by the scanner.

Preferably, the camera lens 31 is provided with a lens having a wide angle such that the entire document 80 can be in the imaging range of the CCD.

In addition, the camera unit 30 is the focal length of the camera lens 31 and the illuminance of the flash 33 according to the document shooting menu implemented through the operation of the document shooting function key provided in the input unit 20, And to adjust the imaging range of the CCD automatically.

Here, the focal length, illuminance, imaging range, and the like described above are made by the control of the central processing unit 50.

Preferably, as shown in Figure 2, the camera unit 30 is configured to further include a position sensor for detecting the position of each corner of the document, by using the position detected by the position sensor to the It is possible to easily adjust the focal length, illuminance, imaging range, and the like.

In addition, the tilt of the document to be photographed by the detected position signal of the position sensor may be grasped so that the central processing unit 50 may correct the tilt of the document image.

Therefore, when a user inputs a document size, a shooting mode, a resolution, and the like to be photographed by pressing a document capturing function key of the input unit 20 when photographing a document, an image captured by the magnification of the camera lens 31 and the CCD accordingly Documents are taken after the pixels of color and the color (black and white, color) of the captured image are automatically set.

A function key for inputting a document size, a photographing mode, an image quality, a resolution, etc. of the input unit 20 is also provided in the remote control means.

The display 40 performs a function of receiving and displaying an image being photographed by a user by pressing a photographing function key from the central processing unit 50 or displaying various data received by the mobile phone main body 10 through a mobile communication network.

When the display unit 40 captures a subject such as a document or a photograph by pressing a camera function key of the cellular phone main body 10, the image of the subject being photographed is displayed on the LCD screen of the cellular phone main body 10 to be properly photographed. You can check immediately.

If the user does not like the image captured through the LCD screen, the user may delete the photographed image stored in the mobile phone main body 10 by pressing the delete button of the photographed image and retake the image.

3 is a diagram illustrating a display unit 40 in which a document photographing menu of a mobile phone for easily document capture according to an embodiment of the present invention is represented.

As shown in FIG. 3, the display unit 40 is implemented to display a document photographing menu capable of displaying menus such as document size, photographing mode, and resolution.

Herein, the manipulation of the document photographing menu is performed by the input unit 20, and the magnification of the camera lens 31 of the camera unit 30 and the CCD is determined according to the document size, the photographing mode, and the resolution displayed on the document photographing menu. Documents are taken after the pixels of the captured image and the color (black and white, color) of the captured image are automatically adjusted.

In addition, the display unit 40 may immediately check whether the document image being photographed is displayed on the LCD screen of the mobile phone main body 10 to properly capture the image.

4 is a block diagram briefly illustrating an internal configuration of a mobile phone for easily taking a document according to an exemplary embodiment of the present invention.

Referring to Figure 4, the internal configuration of the mobile phone easy to shoot document according to the present invention of the present invention is the central processing unit 50, the camera unit 30, the memory unit 55, the display unit 40 and the input unit 20 ).

The central processing unit 50 is a part in charge of the overall control of the mobile phone main body 10. In the present invention, a control program related to document photographing is mounted.

A correction program for including the photographed document in the same image as the document scanned by the scanner is included.

The correction program analyzes the color of the photographed image and classifies an image corresponding to a character and an image corresponding to a paper sheet of a document.

In addition, the correction program removes optical blurring or shadows that may be generated by the camera flash 33 or other external light sources such as fluorescent lamps, and corrects the skew of the classified text image. .

Preferably, by using a pattern matching algorithm (Algorithm) of the document image may be classified into a model having the most similar features to further include a character recognition program for extracting and recognizing characters.

The memory unit 55 is a nonvolatile memory that does not erase the contents even when the mobile phone is turned off. The memory unit 55 stores basic programs necessary for the operation of the mobile phone main body 10 and various parameters used in the mobile communication network. Saving.

In addition, the memory unit 55 temporarily stores image data of the electrical signal converted by the camera unit 30 or temporarily stores data generated during operation of the camera.

The cradle 60 is a mobile phone mounting device which functions to separate and support the mobile phone main body 10 and spaced to a height capable of securing a document photographing viewing angle. And a support portion 63 positioned to face the outer surface of the lower surface of the seating portion 61 and spaced apart at a height capable of securing a document photographing viewing angle of the mobile phone body 10.

The seating portion 61 is fixed to the upper surface of the support portion 63, and is provided with a seating groove for coupling the mobile phone main body 10.

Here, the seating portion 61 is formed in the portion where the camera unit 30 is located, the groove is formed to secure the photographing angle of the camera lens 31 toward the lower surface.

The support part 63 is formed in the longitudinal direction on the lower surface of the seating part 61 and spaced apart to a height capable of securing a document photographing viewing angle of the camera part 30.

Here, the support portion 63 can be stretched in the longitudinal direction, so that the user can adjust the height of the support portion 63 by adjusting the length as needed.

In addition, the support portion 63 is formed to adjust the height according to the size of the document to be taken therein.

FIG. 5 is a perspective view illustrating a seating part 61 of a mobile phone for easily photographing a document according to an exemplary embodiment of the present invention.

As shown in FIG. 5, the distance that the support 63 can be spaced apart from the document 80 is indicated by a scale 64 so that the support 63 can be positioned according to the size of the document to be photographed by the user. The height can be easily adjusted.

Here, in order to improve the portability of the holder 60, folding means 65 for bending the support portion 63 is provided between the seating portion 61 and the support portion 63 to seat the support portion 63. It is configured to be foldable between 61.

Therefore, the support 63 is configured to be in close contact with the bottom of the support 63 to be folded.

Preferably, as shown in FIG. 3, the support part 63 may be provided so that the three support parts 63 may be folded while crossing each other to be in close contact with the bottom surface of the support part 63.

The number of the support parts 63 may be configured to be a greater number depending on the shape of the seating part 61 or the weight of the mobile phone body 10 seated on the seating part 61.

In addition, the holder 60 facilitates light in order to minimize optical noise or shadows that may be generated when the camera flash 33 or other external light sources such as fluorescent lamps are reflected or obscured by the holder 60 when photographing a document. It may be made of a transparent acrylic material that is a material that can be permeated easily.

Prior to this, the terms used in the description and claims described herein should not be construed in a dictionary sense, and the inventors may properly define the concept of terms in order to explain their invention in the best possible way. On the basis of this, it should be interpreted as meaning and concept corresponding to the technical idea of the present invention.

Accordingly, the shapes and configurations shown in the drawings as well as the embodiments described herein do not represent all of the technical ideas of the present invention, and various equivalents may be substituted for them at the time of filing of the present invention. It should be understood that variations may exist.

1 is a perspective view of a mobile phone easy to shoot a document according to an embodiment of the present invention,

Figure 2 is a rear view of the mobile phone easy to shoot document according to an embodiment of the present invention,

3 is a view showing a display unit expressing a document shooting menu of a mobile phone easy to shoot a document according to an embodiment of the present invention,

Figure 4 is a block diagram of a mobile phone easy to shoot a document according to an embodiment of the present invention,

FIG. 5 is a perspective view illustrating a seating part of a mobile phone for easily taking a document according to an exemplary embodiment of the present invention. FIG.

Figure 6a is a perspective view of a mobile phone easy to shoot a document according to another embodiment of the present invention,

FIG. 6B is a view showing a document photographing program control screen included in a control means of a mobile phone for easily document photographing according to another embodiment of the present invention shown in FIG. 6A;

* Description of the symbols for the main parts of the drawings *

10: mobile phone body 11: microphone

12: speaker 15: connector

20: input unit 25: remote control

27: computer 29: document shooting program

30: camera unit 31: camera lens

33: flash 40: display unit

50: central processing unit 55: memory unit

61: seating portion 63: support portion

63: support 64: scale

65: folding means 80: document

Claims (8)

In a mobile phone with a camera that can take pictures, A camera unit for photographing a document; and An input unit including an input means including a document photographing function key; and A display unit for displaying a document photographing menu according to the input of the input unit; and A connector provided with connection means for transmitting data such as a text image by wire; A memory unit for receiving and storing an image signal from the camera unit; and A mobile phone main body provided to enable document photographing, including a central processing unit to generate a photographing driving signal according to the input of the input unit; And A seating portion forming a seating surface on which the mobile phone is seated; It is formed in the longitudinal direction on the lower surface of the mounting portion; a support portion spaced apart to a height that can secure the document viewing angle of the camera portion; including a cradle for mounting the mobile phone body; easy to shoot document, characterized in that cellphone. In a mobile phone with a camera that can take pictures, A camera unit for photographing a document; and An input unit including an input means including a document photographing function key; and A display unit for displaying a document photographing menu according to the input of the input unit; and A connector provided with connection means for transmitting data such as a document image by wire; A memory unit for receiving and storing an image signal from the camera unit; and A mobile phone main body provided to enable document photographing, including a central processing unit to generate a photographing driving signal according to the input of the input unit; And And a control means connected to a controllable electronic device such as a computer through the connector and controlling the camera unit through a document photographing program installed in an electronic device such as a computer. The method of claim 2, The document photographing program is provided such that a pre-capture image of a document to be photographed that can control the camera unit is displayed, and the document photographing function key comprises an input means including the document photographing function key. The method of claim 3, The mobile phone may include a seating part that forms a seating surface on which a cell phone is seated on an upper surface thereof, and a support part that is formed in a lengthwise direction on a lower surface of the seating part and spaced apart at a height capable of securing a document photographing viewing angle of the camera part. Mobile phone easy document shooting, characterized in that it further comprises a; The method according to claim 1 or 4, The support is a mobile phone easy to shoot document, characterized in that formed to be able to adjust the height according to the size of the document to be photographed. The method of claim 5, The display unit is a mobile phone that is easy to shoot document, characterized in that the document is implemented to display the size, shooting mode, resolution, etc. of the document to be taken in the document shooting menu. The method of claim 6, The central processing unit is a mobile phone that is easy to shoot document, characterized in that it is provided to automatically adjust the focal length of the camera lens and the illuminance of the flash according to the size, shooting mode, resolution, etc. of the document to be photographed. The method of claim 7, wherein The input unit further comprises a remote control means for remotely controlling the camera unit by wire or wirelessly.

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