KR100685988B1 - Opening or closing sensing device of a double axis folder type mobile phone - Google Patents

Abstract

The present invention relates to a folder opening and closing detecting device of a clamshell mobile communication terminal having a two-axis hinge, the folder opening and closing detection device of a clamshell mobile communication terminal having a two-axis hinge is orthogonal in the state that the folder is folded in the terminal body In the folder part opening and closing detection device of the clamshell mobile communication terminal having a two-axis hinge to open in both directions, the folder part and the terminal body in the state that the folder part and the terminal body of the folder part is folded A first magnetic body provided on the contacting side, and the folder portion and the terminal body in the main body are opposed to the first magnetic body in a folded state, and when the folder portion and the terminal body are folded, A first magnetic force sensor for detecting a magnetic field and generating a signal; A second magnetic body provided on the side where the folder portion and the terminal main body come into contact with each other when opened in a tsunami direction, and the folder portion of the main body facing the second magnetic body when opened in one direction with respect to the terminal; And a second magnetic force sensor for generating a signal by detecting a magnetism of the second magnetic body when the terminal is opened in one direction with respect to the terminal, and the first and second when the folder part is opened in another direction perpendicular to the terminal. The magnetic force sensor is characterized in that it does not generate a detection signal for this. Therefore, even a simple structure can accurately detect the operation of the folder portion, the failure is reduced and the product life is long.

Terminal, Folder, Swivel, Sensor

Description

Opening or closing sensing device of a double axis folder type mobile phone}

1 is a view for explaining the structure of a two-axis swivel hinge.

2 is a view illustrating a closed state of a folder part of a clamshell mobile communication terminal having a biaxial hinge according to the present invention;

3 is a view showing a state in which the folder unit of the mobile communication terminal shown in FIG.

4 is a view showing a state in which the folder unit of the mobile communication terminal shown in FIG.

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

10: folder portion 20: terminal body

100: 2-axis swivel hinge 110: rotating body

120: first hinge arm 130: second hinge arm

200: first opening and closing detection means

210: first magnetic material 220: first magnetic force sensor

300: second opening and closing detection means

310: second magnetic material 320: second magnetic force sensor

The present invention relates to a folder opening and closing detection device of a folder-type mobile communication terminal having a two-axis hinge, in particular, a sensing device that can detect the operation of the folder by a two-axis hinge with a simple structure of the magnetic body and the magnetic force sensor It is about.

In recent years, the folding type mobile communication terminal is capable of various operations in the folder part by being coupled by a two-axis hinge that allows the folder part and the terminal body to be rotated in two orthogonal axes apart from the opening and closing operation by a simple one-way rotating hinge. The LCD (Liquid Crystal Display) provided in the can be viewed from various locations.

Among these clamshell mobile communication terminals, in particular, as shown in FIG. 1, a biaxial swivel hinge 100 is provided at a corresponding corner of the folder unit 10 and the terminal body 20. 10) It can be opened and closed vertically and horizontally.

That is, the rotation body 110 having the first arm 120 is coupled to one corner side of the terminal body 20 so as to be rotated in one direction at a predetermined angle, and the folder portion 10 is connected to the first arm 120. The second arm 130 protruding from the side forms a hinge coupling, and the rotation is possible at right angles. Therefore, the folder unit 10 can be opened and closed vertically and horizontally with respect to the terminal body 20.

At this time, the two-axis swivel hinge 100 is provided to be recessed in a predetermined distance from the terminal body 20, and maintains the state connected to the terminal body 20 even when the folder portion 10 is opened or closed vertically or horizontally.

However, in order to detect various opening and closing operations of the folder part in the folder type mobile communication terminal made in this way, a plurality of mechanical switches and electronic sensors having a complicated structure are required, which causes a failure, a terminal size increases, or a manufacturing cost. There was an increasing problem.

Accordingly, an object of the present invention is to provide a folder opening and closing detection device of a clamshell mobile communication terminal having a two-axis hinge that can detect the opening and closing state of the folder portion with a simple structure, the failure is reduced and the product life is improved. .

Folder part opening and closing detection device of a folder-type mobile communication terminal having a two-axis hinge according to the present invention for achieving the above object is a two-axis hinge that can be opened in both directions orthogonal to the folder portion folded in the terminal body In the folder opening and closing detection device of the folder-type mobile communication device provided, the first magnetic body provided on the side in which the folder portion and the terminal body in contact with the folder portion and the terminal body in the folder portion, and the main body; A first magnetic force provided to face the first magnetic body in a state in which the folder portion and the terminal body are folded, and detecting a magnetism of the first magnetic body when the folder portion and the terminal body are folded; A sensor and the folder unit and the terminal when the folder unit is opened in one direction with respect to the terminal A second magnetic body provided on a side in which the main body is in contact with the second magnetic body when the folder part of the main body is opened in one direction with respect to the terminal, and the folder part is opened in the one direction with respect to the terminal. And a second magnetic force sensor for detecting a magnetism of the second magnetic material and generating a signal. When the folder part is opened in another direction perpendicular to the second magnetic body, the first and second magnetic force sensors do not generate a detection signal thereto. It is characterized by not.

The first and second opening and closing detecting means may include first and second magnetic bodies installed at any one of the folder unit and the terminal body; The first and second magnetic force sensors are provided opposite to the first and second magnetic bodies at another one of the folder portion and the terminal body.

In the above, the first and second magnetic bodies are provided in the folder portion, and the first and second magnetic force sensors are provided in the terminal body.

In the above, the first and second magnetic bodies and the first and second magnetic force sensors are respectively installed in close proximity to the surface of the folder and the inside of the terminal body, which are in contact with each other.

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

2 is a view showing a closed state of a folder part of a folder-type mobile communication terminal having a two-axis hinge according to the present invention, Figures 3 and 4 is a folder portion of the mobile communication terminal shown in FIG. It is a figure which shows the state.

Folder part opening and closing detection device of a folder-type mobile communication terminal having a two-axis hinge according to the present invention is the folder unit 10 and the terminal body 200 in a state in which the folder unit 10 is folded and closed in the terminal body 20 A first opening / closing detecting means 200 provided on a contact surface; When the folder part 10 is opened in any one direction, the folder part 10 includes a second opening / closing detecting means 300 provided on a surface where the folder part 10 is in contact with the first and second opening and closing means. The sensing means 200 and 300 are separated from the folder 10 and the terminal body 20 so that the first and second magnetic bodies 210 and 310 and the first and second magnetic force sensors 220 are disposed to face each other. (320).

In the above, the first and second magnetic force sensors 220 and 320 detect magnetic fields generated by the first and second magnetic bodies 210 and 310, and the first and second magnetic bodies 210 and 310. When close to the magnetic field is detected by opening and closing the folder 10 by generating a predetermined signal.

The first and second magnetic bodies 210 and 310 and the first and second magnetic force sensors 220 and 320 are provided in the first opening and closing detecting means 200 and the second opening and closing detecting means 300. Each of the folder unit 10 and the terminal body 20 or the terminal body 20 and the folder unit 10 may be any case, but is generated by the first and second magnetic force sensors 220 and 320. In order to transmit a signal to a control unit (not shown), which is typically provided in the main body of the terminal 20 in order to perform overall control of the mobile communication terminal, the first and second magnetic bodies 210 and 310 are provided in the folder unit 10. It is preferred that the first and second magnetic force sensor (220, 320) is provided in the terminal body (20).

Accordingly, the first and second magnetic bodies 210 and 310 and the first and second magnetic force sensors 220 and 320 are installed inside the case of the folder unit 10 and the terminal body 20, but the case is It is more preferable that the installation close to the surface to be connected increases the detection rate while preventing damage caused by exposure to the outside.

The first opening / closing detecting means 200 is provided on a surface where the folder part 10 and the terminal main body 20 are in contact with each other when the folder part 10 is folded, and the first magnetic body 210 is provided in the folder part 10. The first main body magnetic sensor 220 is installed on the terminal body 20.

The second opening / closing detecting means 300 is provided on a surface where the folder portion 10 and the terminal body 20 are in contact with each other when the folder portion 10 is vertically opened, and the second magnetic body 310 is formed on the folder portion 10. The terminal body 20 is provided with a second magnetic sensor 320, respectively.

The first magnetic sensor 220 and the second magnetic sensor 320 is connected to the control unit built in the terminal body 20 and transmits a signal generated when the magnetic sensor is sensed.

Hereinafter, the operation of the open / close detection device according to the operation state of the folder unit will be described.

When the folder unit 10 is closed to the terminal body 20 as shown in FIG. 2, only the first magnetic sensor 220 detects the magnetism of the first magnetic body 210 to generate a signal and is applied to the controller. The controller then recognizes that the folder is closed.

When the folder unit 10 is opened horizontally with respect to the terminal body 20 as shown in FIG. 3, both the first magnetic sensor 220 and the second magnetic sensor 320 are the first magnetic body 210. Since it does not detect the magnetism of the second magnetic body 310 and does not generate a signal, the controller recognizes that the state in which no magnetic detection signal is applied is open to the terminal body horizontally.

When the folder unit 10 is opened vertically with respect to the terminal body 20 as shown in FIG. 4, only the second magnetic sensor 320 detects the magnetic property of the second magnetic body 310 as opposed to when it is closed. A signal is generated and applied to the controller, which recognizes that the folder is vertically open.

In the present embodiment, since the folder part is opened horizontally or vertically, there is no special standard, so that the case where the mobile terminal is opened horizontally or vertically depending on the viewing angle falls within the scope of the present invention. do.

The control unit controls the screen display of the LCD 400 in accordance with the signal of the magnetic sensor is applied. That is, when the controller 10 recognizes that the folder unit 10 is closed by receiving the signal from the first magnetic sensor 220, the controller controls to stop outputting the screen of the LCD 400, and controls the output of the second magnetic sensor 320. When the folder unit 10 receives the signal and recognizes that the terminal body 20 is vertically open with respect to the terminal body 20, the control unit outputs a normal screen to the LCD 400.

The controller 400 recognizes that the folder unit 10 is opened horizontally with respect to the terminal body 20 when no signal is applied from the first and second magnetic sensors 220 and 320. Controls the screen displayed on the screen to rotate. Therefore, even if the folder unit 10 is horizontally open or vertically open with respect to the terminal body 20, a normal screen is always output to the user.

Since the control unit controls the output of the LCD screen, it will be apparent to those skilled in the art, so a detailed description thereof will be omitted.

As described above, the folder-type mobile communication terminal having a two-axis hinge according to the present invention can accurately detect the operation of the folder unit even with a simple structure, thereby reducing the failure and extending the life of the product.

Claims (4)

In the folder-type opening and closing detection device of the folder-type mobile communication terminal having a two-axis hinge that can be opened in two orthogonal directions while the folder unit is folded in the terminal body, A first magnetic body provided inside the folder part in contact with the folder part and the terminal body in a state where the folder part and the terminal body are folded; The folder unit and the terminal body in the folded state of the inside of the main body is provided to face the first magnetic body, and when the folder portion and the terminal body is folded when the first magnetic material to detect the magnetism to generate a signal 1 magnetic force sensor; A second magnetic body provided inside the folder part, wherein the folder part is in contact with the terminal body when the folder part is opened in one direction with respect to the terminal; And The folder part of the main body is provided to face the second magnetic material when the folder part is opened in one direction with respect to the terminal, and when the folder part is opened in the one direction with respect to the terminal, the magnetism of the second magnetic material is detected. And a second magnetic force sensor, wherein the first and second magnetic force sensors do not generate a detection signal thereto when the folder is opened in a different direction perpendicular to each other. Opening / closing detection device of a folder of a mobile terminal. delete delete The foldable mobile communication of claim 1, wherein the first and second magnetic bodies and the first and second magnetic force sensors each have a two-axis hinge which is installed near a surface of the folder part and the inside of the terminal body, which are in contact with each other. Folder opening and closing detection device of the terminal.

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