KR20040092547A - Mobile communication terminal having security filter of rotating type - Google Patents

Abstract

PURPOSE: A mobile communication terminal having a rotary security filter is provided to protect personal information from a peripheral person's eye. CONSTITUTION: A mobile communication terminal includes a display unit(200). The first roller(115) is installed at one side of the display unit(200) in a case(205) of the mobile communication terminal. The second roller(125) is installed at the other side of the display unit(200). A filter is formed of a security filter(100) wound on the rollers(115,125) for rotating to cover the display unit(200) and narrowing a viewing angle of the display unit(200), and a general filter maintaining the viewing angle of the display unit(200), wherein the security filter(100) and the general filter are integratedly formed. Rotary wheels(110,120) are installed in the case(205) to be partially exposed to the outside of the case(205) for rotating the rollers(115,125) so that the security filter(100) or general filter selectively covers the display unit(200).

Description

Mobile communication terminal having security filter of rotating type

The present invention relates to a mobile communication terminal using a security filter to protect personal information, and more particularly, the security filter and the general filter is made of a structure that covers the display device alternately while rotating, the display device at the user's discretion A mobile communication terminal equipped with a rotary security filter that can protect personal information from an external line of sight by placing a security filter on the display device and a general filter on the display device to easily observe the display device from various angles. will be.

In recent years, as the use of mobile communication terminals is spreading by conducting electronic commerce using mobile communication terminals such as mobile phones, PDAs, and stock trading terminals, transmitting messages requiring security, and making video calls, There is an urgent need for security of personal information. In response to these demands, there has been an attempt to attach a security filter that narrows the screen viewing angle to within about 60 ° to the display device of the mobile communication terminal.

1 and 2 are a front view and a side view showing an example of a mobile communication terminal to which a conventional security filter is attached as described above.

Referring to this, the mobile communication terminal to which the conventional security filter is attached is configured by adhering the security filter 10 having an adhesive layer on one surface to an outer surface or an inner surface of the case 20 in which the display device 15 is located. The mobile communication terminal having such a configuration may protect the user's personal information from the curious eyes of the surroundings by preventing the security filter 10 from narrowing the viewing angle of the display apparatus 15 and observing the display apparatus 15 around the user. It becomes possible. In the drawing, reference numeral 25 denotes a handset module 25 mounted on a folder side together with the display device 15 in a typical clamshell mobile communication terminal.

However, the conventional security filter adhesive type mobile communication terminal has a structure in which the security filter 10 is adhesively fixed to the display device 15, so that the user is always limited even in a place where there is no need to be aware of the surrounding eyes. The viewing angle has to be maintained, and it is difficult for two or more people to simultaneously observe the display device 15. In particular, in the use of the mobile communication terminal, since the use of the security filter 10 is made only in a very specific place, it is inconvenient to always maintain a narrow viewing angle.

In addition, in the conventional security filter adhesive mobile communication terminal, since the security filter 10 made of a thin film is usually attached to the surface of the display device 15 that is relatively slippery, such as glass or plastic, There is a problem in that the adhesive portion of the security filter 10 is lifted up or the adhesive leaks to the edge of the security filter 10 so that dust or foreign matter is attached thereto.

Accordingly, the present invention has been made to solve the above problems, by rotating the security filter and the general filter is configured to cover the display device at the user's discretion, by covering the security filter on the display device as needed, The purpose of the present invention is to provide a mobile communication terminal equipped with a rotary security filter that can protect personal information from the eyes or cover the display device with a general filter so that it can be free from surrounding eyes or used by two or more people at the same time. There is this.

1 is a front view showing an example of a mobile communication terminal to which a conventional security filter is attached;

Figure 2 is a side cross-sectional view of Figure 1

Figure 3 is a front view showing an embodiment of a mobile communication terminal equipped with a rotary security filter according to the present invention

4 is a side cross-sectional view of FIG.

Figure 5 is a front view conceptually showing the operating state of the rotary security filter according to the present invention

Figure 6 is a side view conceptually showing the operating state of the rotary security filter according to the present invention

7 is a front view showing a modified embodiment of a mobile communication terminal equipped with a rotary security filter according to the present invention;

8 is a side cross-sectional view of FIG.

* Explanation of symbols for main parts of the drawings

100: security filter 105: general filter

110: first rotating wheel 115: first roller

120: second rotating wheel 125: second roller

130: guide protrusion 135: guide groove

200: display device 205: case

In order to achieve the above object, the present invention provides a mobile communication terminal having a display device, comprising: a roller installed in a case of a mobile communication terminal to one side of the display device; A mobile communication terminal having a rotary security filter including a filter wound around the roller and rotating to cover the display device, the filter including a security filter for narrowing the viewing angle of the display device and a general filter for preserving the viewing angle of the display device; to provide.

In addition, the present invention is installed in the case to be partially exposed toward the outside of the case, the rotary security filter further comprises a rotary wheel connected to the roller to rotate the roller and the security filter or the general filter to selectively cover the display device Provided is a mobile communication terminal provided.

In addition, the present invention is composed of a first roller is installed on one side of the display device, the second roller is installed on the other side of the display device, the filter from the first roller to the second roller to cover the display device Provided is a mobile communication terminal having a rotatable rotary security filter.

In addition, the present invention is installed in the case so as to be partially exposed to the outside of the case, the first rotating wheel connected to the first roller and the second roller, respectively, so that the security filter or the general filter selectively covers the display device by rotating the roller; It provides a mobile communication terminal having a rotary security filter further comprising a second rotary wheel.

In addition, the present invention is provided with a guide protrusion for preventing the slip of the filter is provided on at least one side of the filter is wound in the roller, the filter is provided with a rotary security filter is formed in the guide hole corresponding to the guide protrusion Provides a mobile communication terminal.

In addition, the present invention is formed with a guide groove for preventing the slip of the filter is formed on at least one side of the filter is wound in the roller, the filter is provided with a rotary security filter provided with a guide protrusion in a position corresponding to the guide groove It provides a mobile communication terminal.

In addition, the present invention provides a mobile communication terminal provided with a rotary security filter is installed inside the case, further comprising an electric motor connected to the roller to rotate the roller, the security filter or the general filter selectively covers the display device. do.

The above objects, features and advantages will become more apparent from the following detailed description taken in conjunction with the accompanying drawings. Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

3 and 4 are front and side cross-sectional views showing an embodiment of a mobile communication terminal equipped with a rotary security filter according to the present invention, Figures 5 and 6 are conceptual views of the operating state of the rotary security filter according to the present invention. 7 and 8 are front and side cross-sectional views showing a modified embodiment of a mobile communication terminal equipped with a rotary security filter according to the present invention. A folder part of the mobile phone is exemplarily illustrated, and in the following description, one side of the display apparatus 200 is a circumferential edge side of the display apparatus 200, and the other side of the display apparatus 200 is an edge opposite to the corner. Point to the side.

As shown in FIGS. 3 to 8, the mobile communication terminal equipped with the rotary security filter according to the present invention maintains the viewing angle of the security filter 100 and the display apparatus 200 to narrow the viewing angle of the display apparatus 200. The general filter 105 is integrally formed, and each of the filters 100 and 105 selectively covers the display apparatus 200, and the filter may be disposed inside the case 205 of the mobile communication terminal to one side of the display apparatus 200. The rollers 115 and 125 on which the 100 and 105 are wound are installed and configured.

The filter (100, 105) is formed in a band shape is wound on the rollers (115, 125), the security filter to narrow the viewing angle of the display device 200 and the general filter 105 to preserve the viewing angle of the display device 200 The filter 100 and the general filter 105 are selectively configured to cover the display apparatus 200 by the rotation of the rollers 115 and 125.

The rollers 115 and 125 are installed inside the case 205, and rotate the filters 100 and 105 wound thereon so that the security filter 100 and the general filter 105 are selectively disposed on the display apparatus 200. . Preferably, the rollers 115 and 125 include a first roller 115 installed on one side of the display apparatus 200, and a second roller 125 installed on the other side of the display apparatus 200, and each roller ( 115 and 125 are installed on the upper side and the lower side of the display apparatus 200, as in the embodiments of FIGS. 3 and 4, or on the left and right sides of the display apparatus 200, as in the embodiments of FIGS. Can be installed. In this case, the filters 100 and 105 are wound from the first roller 115 to the second roller 125 so as to cover the display apparatus 200, and the filters 100 and 105 are subjected to the caterpillar motion as in the conventional conveyor belt. Rotate

In order to rotate the rollers 115 and 125, rotation wheels 110 and 120 may be connected to one side of the rollers 115 and 125. The rotary wheels 110 and 120 are connected to the rollers 115 and 125 in the case 205 such that they are partially exposed toward the outside of the case 205. Preferably, as in the embodiment of the drawing, the rotary wheels 110 and 120 are connected to both ends of the rollers 115 and 125, respectively, and the first rotary wheel 110 is connected to both ends of the first roller 115 and the second roller ( 125) The second rotary wheel 120 is connected to both ends. The rotary wheels 110 and 120 operate in conjunction with each other, and may be operated to release interlocking and manipulate only one of the rotary wheels 110 and 120 in order to adjust the tension of the filters 100 and 105 as necessary. Meanwhile, in the present embodiment, the rollers 115 and 125 are rotated by the rotary wheels 110 and 120 as an example, but an electric motor (not shown) is connected to the rollers 115 and 125 to automatically operate the rollers 115 and 125. It may also be configured to.

The rollers 115 and 125 are provided with guide protrusions 130 on one side of the circumferential surface, as shown in FIGS. 5 and 6, in order to prevent the filters 100 and 105 from slipping on the circumferential surfaces of the rollers 115 and 125. Guide holes 135 may be formed at positions corresponding to the guide protrusions 130 in the filters 100 and 105. Preferably, the guide protrusions 130 are provided at both ends of the portions of the rollers 115 and 125 where the filters 100 and 105 are wound, and the guide holes 135 are formed along both lines of the filter. Therefore, since the filters 100 and 105 are conveyed in the state where the guide holes 135 of the filters 100 and 105 are fitted to the guide protrusions 130 of the rollers 115 and 125, the filters 100 and 105 are not broken even when the rollers 115 and 125 are stopped. The rollers 115 and 125 are not slipped and can be fixed in position. On the other hand, the guide groove is formed on the roller (115, 125) side, it may be configured to be provided with a guide protrusion on the filter (100, 105) side.

The operation of the mobile communication terminal equipped with the rotary security filter according to the present invention configured as described above will be described with reference to FIGS.

First, in a state in which the general filter 105 covers the display apparatus 200, when the user wants to protect personal information from the surrounding eyes, the user rotates the first rotating wheel 110 exposed to the front of the case 205. Alternatively, the second rotary wheel 120 is rolled in one direction. Then, the rollers 115 and 125 connected to the rotary wheels 110 and 120 are interlocked and rotated, so that the general filter 105 located in the display apparatus 200 is transferred, and the security filter 100 is positioned in the display apparatus 200. do. Then, the user stops the operation of the rotating wheels 110 and 120, and the security filter 100 enables the mobile communication terminal to be used in a secure state where the viewing angle of the display apparatus 200 is narrowed. When the viewing angle of the display apparatus 200 is to be preserved again, the general filter 105 is positioned on the display apparatus 200 by operating the rotary wheels 110 and 120 again.

In this case, although not illustrated in the drawings, when the rollers 115 and 125 are operated by the electric motor, the buttons 100 and 105 may be operated by operating the buttons 115 and 125 separately provided in the mobile communication terminal.

In the drawing, reference numeral 210 denotes a handset module mounted on one side of the folder unit together with the display apparatus 200 in the common folder type mobile communication terminal.

In the mobile communication terminal equipped with the rotary security filter of the present embodiment configured as described above, the security filter 100 for narrowing the viewing angle of the display apparatus 200 and the general filter 105 for maintaining the viewing angle of the display apparatus 200 are integrally formed. It is wound on the rollers 115 and 125 installed in the case 205, and the rollers 115 and 125 are operated by the rotary wheels 110 and 120 or the motor, so that the security filter 100 and the general filter 105 are selectively displayed on the display device ( 200 to cover, if the user wants to protect the personal information from the surrounding gaze as needed, the security filter 100 is placed on the display device 200 to be used in a secure state, free from surrounding gaze Or, if two or more people want to use the mobile communication terminal at the same time, the general filter 105 may be placed on the display apparatus 200 to be used in a general state. Accordingly, there is an advantage that the conventional security filter adhesive mobile communication terminal can solve the problem of always forcing a narrow viewing angle to the user. In addition, as the filters 100 and 105 are rotated by a simple operation of operating the rotating wheels 110 and 120 or driving the electric motor, the security filter 100 and the general filter 105 may be selected, and thus there is an advantage of being very convenient. . In addition, as the mobile communication terminal is widely spread, according to the trend that the product of the unique design is favored by the customer, the curiosity of the customer may be induced by the decorative effect caused by the rotation of the filters 100 and 105.

Meanwhile, in the above-described embodiment, the security filter 100, the general filter 105, and two types of filters are used as examples, but the present invention is not limited thereto. The general filter 105 may be partitioned into a plurality of general filters having different colors or designs.

The present invention described above is not limited to the above-described embodiments and the accompanying drawings, and various substitutions, modifications, and changes are possible in the art without departing from the technical spirit of the present invention. It will be clear to those of ordinary knowledge.

According to the present invention as described above, the security filter and the general filter is integrally formed, while being rotated by a roller installed inside the case, so that the security filter or the general filter has a structure to selectively cover the display device, the user If necessary, a security filter can be used to protect personal information from the surrounding eyes, and the general filter can be used to restore the original viewing angle, so that two or more users can simultaneously use the mobile communication terminal.

Claims (5)

In the mobile communication terminal provided with a display device, A roller installed in a case of the mobile communication terminal to one side of the display device; And A filter which is wound around the roller and rotates to cover the display device, and which comprises a security filter for narrowing the viewing angle of the display device and a general filter for maintaining the viewing angle of the display device Mobile communication terminal with a rotary security filter comprising a. The method of claim 1, A first rotating wheel and a second rotating wheel installed in the case to partially expose the outside of the case and connected to the first roller and the second roller so that the security filter or the general filter selectively covers the display device by rotating the roller. Mobile communication terminal provided with a rotary security filter further comprising. The method of claim 1, A first roller having the roller installed at one side of the display device; And The second roller is installed on the other side of the display device, The filter is a mobile communication terminal having a rotary security filter wound from the first roller to the second roller to cover the display device. The method of claim 1, At least one side of the portion of the roller is wound around the filter is provided with a guide protrusion for preventing the slip of the filter, The filter is a mobile communication terminal provided with a rotary security filter that is formed in the guide hole corresponding to the guide protrusion. The method of claim 1, An electric motor installed inside the case and connected to the roller so that the security filter or the general filter selectively covers the display device by rotating the roller. Mobile communication terminal with a rotary security filter further comprising.