KR20050021097A - Horizontal rotation type mobile phone - Google Patents

Abstract

PURPOSE: A horizontal rotation-type portable terminal is provided to enable a screen portion to horizontally rotate in a body portion, so that a user can enjoy a TV broadcasting service on horizontal type screen, thereby realizing a video call or a photo taking function on the horizontal type screen. CONSTITUTION: A screen portion(110) is horizontally rotated in a body portion(120) by using a pivoting hinge apparatus(130). A keypad is intercepted from the exterior by a keypad cover, to prevent foreign substance from being incoming. The body portion(120) functions as a communication portion. The screen portion(110) displays various information as images while horizontally rotating in the body portion(120). One end of the pivoting hinge apparatus(130) is fixed to the body portion(120), while the other end thereof is fixed to the screen portion(110), such that the screen portion(110) can horizontally rotate in the body portion(120).

Description

HORIZONTAL ROTATION TYPE MOBILE PHONE}

The present invention relates to a portable terminal capable of viewing a horizontal screen. Specifically, a service provided based on a horizontal screen, such as a television (TV) broadcast reception service, can be viewed as a horizontal screen using a conventional liquid crystal screen. To a portable terminal.

In general, a portable terminal, a bar type, a flip type, and a folding type portable terminal have been used. Due to the IMT-2000 service, camera functions, and wireless Internet, portable terminals display various types of information as images, and thus, there has been a demand for introducing a large liquid crystal screen. A keypad for inputting information is superimposed on the same space, and a slide type portable terminal capable of mounting a large LCD screen as a small size portable terminal is being used. Hereinafter, the configuration and operation of the slide-type portable terminal will be described.

1 to 3 is a view showing the configuration of a conventional portable terminal, Figure 1 is a perspective view showing a closed state of a conventional slide-type portable terminal, Figure 2 shows an open state of the slide-type portable terminal of Figure 1 3 is an exploded perspective view showing the configuration of the slide-type portable terminal of FIG.

As shown in the figure, the conventional slide-type portable terminal 1 includes a top folder unit 10 which can be moved by sliding up and down, including a liquid crystal screen, and is in charge of communication control and input mechanisms. It consists of a bottom folder (20) that is equipped with a keypad.

The top folder unit 10 includes a liquid crystal screen 11 displaying various image information, a receiver 12 formed of a speaker for receiving a voice during a call and transmitting the voice to a user, and a liquid crystal screen 11; It consists of a top folder casing 13 formed to surround the hydration portion 12.

The bottom folder 20 includes a keypad 21 for inputting information by a user, a transmitter 22 configured to transmit a voice by the user, and an antenna formed at an upper end of the bottom folder 20 to receive a communication signal. 23, a bottom folder casing 26 formed to enclose a circuit portion in charge of communication control, and a battery 24 detachably attached to the bottom folder portion back surface for supplying power to the circuit portion.

Here, the opening and closing device of the conventional slide-type portable terminal 1 is configured such that the top folder part 20 is opened and closed by vertical movement with respect to the bottom folder part 10, and more specifically, the bottom folder part 20. Guide groove 25 formed on the front of the bottom folder casing 26 and the rear side of the top folder 10 so as to be moved up and down in engagement with the guide groove 25 to facilitate the opening and closing operation of the It consists of a guide projection 18. That is, the top folder part 10 is portable with the guide protrusion formed in the top folder part 10 along the guide groove 25 formed in the bottom folder part 20 by moving up and down with respect to the bottom folder part 20. The terminal is opened and closed.

In the opening and closing device of the slide-type portable terminal, the portable terminal is opened by the user pushing the top folder 10 upward by the thumb, and the user mainly moves the top folder 10 to the thumb. As a result, the portable terminal is closed by being pulled downward.

4 is a perspective view showing the structure of another conventional portable terminal. As shown in FIG. 4, another conventional portable terminal is a folder portion 50 from the main body portion 40 by a hinge mechanism 60. As shown in FIG. In addition to being able to be opened and closed, as shown in FIG. 4, as shown in FIG. 4, the folder 50 is pivotable with respect to the main body 40 based on the axis indicated by reference numeral 61. That is, a portable terminal employing a swing hinge mechanism capable of swing rotation as shown in FIG. 4 is used.

In the drawing, reference numeral 51 denotes a liquid crystal screen of the folder unit 50 that displays various image information, and 52 denotes a sign language unit that receives a voice during a call and delivers the voice to a user.

The conventional slide-type portable terminal 1 has been developed in a direction in which the size of the LCD screen is gradually increased in order to cope with multimedia services, etc., thus providing a relatively larger LCD screen. However, services such as TV viewing using a portable terminal provided in accordance with the recent commercialization of IMT 2000 are provided with a horizontal screen service. In view of the above, a liquid crystal screen of a conventional portable terminal has a form of a vertical screen. Although the screen mounted on the terminal is large enough, the user has awkwardness and frustration when using the horizontal screen service in the form of a vertical screen.

The present invention has been made to solve the problems of the prior art as described above, the present invention is provided on the basis of a horizontal screen, such as a television (TV) broadcast reception service that is recently provided as an additional service of a portable terminal for the convenience of the user It is an object of the present invention to provide a portable terminal that can be viewed on a horizontal screen, and implements a video call or photo shooting on a horizontal screen.

Still another object of the present invention is to provide a portable terminal capable of providing a horizontal screen while having a smaller size in order to facilitate the user's portability, and also prevents inflow of foreign substances around the keypad when the portable terminal is carried. It is to provide a portable terminal that can be.

The present invention provides a portable terminal having a main body portion and a screen portion in order to achieve the above object, wherein the screen portion is configured to rotate horizontally with respect to the main body portion. do.

It is possible to watch a horizontal screen, such as a TV (TV) broadcasting reception service provided as an additional service of a portable terminal on a horizontal screen, to implement a video call or take a picture with the horizontal screen, This is to provide a large horizontal screen in a portable terminal of a size.

Preferably, the screen portion is horizontally rotated with respect to the main body portion by a pivoting hinge mechanism having one end fixed to the main body portion and the other end fixed to the screen portion.

In addition, it is effective to further comprise a position fixing mechanism for fixing the screen portion in a position where the screen portion is rotated by 90 ° so that the user can view the screen in the horizontal direction.

At this time, the position fixing mechanism is composed of a convex position fixing projection formed on the front of the main body portion and a horizontal position fixing groove formed concave on the rear surface of the rotating portion to engage the position fixing projections, when the rotating portion rotates by 90 ° the main body The position fixing protrusion of the negative portion is preferably configured to fix the position of the rotating portion with respect to the main body portion by engaging with the horizontal position fixing groove of the screen portion.

On the other hand, the position fixing mechanism is composed of a horizontal position fixing groove formed concave on the front of the main body portion and a position fixing projection formed convexly on the rear of the rotating portion to engage the horizontal position fixing groove, when the rotating portion rotates by 90 ° The position fixing protrusion of the screen portion may be configured to fix the position of the rotating portion with respect to the main body portion by engaging with the horizontal position fixing groove of the main body portion.

In addition, it is effective that the screen unit further includes a camera device. This is to facilitate the convenience when the photographer wants to shoot on the horizontal screen including himself.

In addition, preferably configured to further include a keypad cover formed to cover a portion of the keypad of the body portion.

At this time, it is effective that the keypad cover is configured in a flip type or a slide type.

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

However, in describing the present invention, a detailed description of known functions or configurations will be omitted to clarify the gist of the present invention. In addition, the same code | symbol is attached | subjected about the same and same substantial part as the structure mentioned above, and the detailed description is abbreviate | omitted.

5 to 10 is a view showing the configuration of a horizontal rotating portable terminal according to an embodiment of the present invention, Figure 5 shows a vertical state of the screen portion of the horizontal rotating portable terminal according to an embodiment of the present invention 6 is a front view showing a horizontal state of the screen portion of the horizontal rotating portable terminal of FIG. 5, FIG. 7 is an exploded perspective view of the portable terminal of FIG. 5, and FIG. 8 is a perspective view of the screen portion of FIG. 9 is a view showing the configuration of a swing hinge mechanism for rotating the screen portion of FIG. 5, in which FIG. 9 (a) is a front view of the swing hinge mechanism of FIG. 5, and FIG. 9 (b) is a swing hinge mechanism of FIG. 10 is an exploded perspective view of the pivoting hinge mechanism of FIG.

As shown in the figure, the horizontal rotating portable terminal 100 according to an embodiment of the present invention rotates the screen unit 110 with respect to the main body portion 120 using the swing hinge mechanism 130, A portable terminal configured to prevent entry of foreign substances by blocking the keypad 122 from the outside by a keypad cover 121 using a conventional flip mechanism, the main body 120 which a user inputs and performs communication with, and various information. Is displayed as an image and the screen unit 110 rotates horizontally with respect to the main body unit 120, and one end of the other end of the main body unit 120 so that the screen unit 110 can rotate horizontally with respect to the main body unit 120. The swing hinge mechanism 130 fixed to the screen unit 110 is configured.

Here, horizontal rotation means that in each plane to which the main body 120 and the screen unit 110 belong, as shown in FIGS. 5 and 6, the main body 120 and the screen unit 110 are located in these planes. It means to rotate about the pivot hinge mechanism 130 which is a vertical common rotation axis. At this time, the distance between the front of the main body 120 and the rear of the screen 110 is hardly changed, which is different from the operation by the hinge mechanism of the conventional portable terminal.

The main body 120 may include a main body casing 123 formed by injection of a plastic material to surround a circuit unit responsible for transmission and reception control and arithmetic processing, and a keypad formed so that a user may input the upper surface of the main body casing 123. 122) and a flip keypad cover rotatable on the front lower end of the main body casing 123 so as to prevent the inflow of foreign substances from the outside when the screen portion of the portable terminal in which the screen portion 110 is not rotated is in the vertical state. (121).

At this time, the keypad cover 121 is fixed in a flip-type so as to be rotatable to the lower end of the front portion of the main body casing 123, as disclosed in the prior art published in the Patent Publication No. 2003-0017745 filed by the present applicant When the user does not use the keypad 122, the keypad 122 is blocked from being exposed to the outside, and when the user wants to use the keypad 122, the keypad 122 is opened. do. Meanwhile, in one embodiment of the present invention, the keypad cover 121 is configured to be rotatable, but is configured to open and close the keypad 122 by sliding in the longitudinal direction of the main body 120, such as a slide type portable terminal that is recently commercially available. It may be.

In addition, the main body casing 123 is a pedestal fixing groove 125 formed in the concave shape in the shape of the hinge pedestal 131 on the front so that the hinge pedestal 131 is inserted and fixed, it is built in the body casing 123 The signal line through hole 126 formed on the front surface of the circuit unit 110 to be connected to the liquid crystal display 111 which is a display device from the circuit unit for signal transmission and power supply, and the display unit 110 by 90 ° from the vertical state. When it is rotated to the horizontal state to be the position of the horizontal screen is provided with a position fixing protrusion 124 protruding in the front to fix the state.

The screen unit 110 receives a signal from the circuit unit and the liquid crystal display 111 for displaying information as an image, the screen portion casing 113 injection-molded with a plastic material to surround the liquid crystal display 111, wireless communication In the case of making a phone call, the receiver 112 is formed to be used as a speaker by reproducing the voice of the other party and using a multimedia service, and is attached to one side of the front part of the screen casing 113 to photograph a subject. In order to insert the camera module 115 including the camera lens 115a and the rotating cylinder 132 of the pivoting hinge mechanism 130 into the rear surface of the screen casing 113 in the shape of the front end surface of the rotating cylinder 132. It is configured to include a rotating cylindrical insertion groove 118 formed in the recess.

And, the screen unit 110 and the position fixing projections 124 protruding on the front surface of the main body casing 123 to fix the state when the screen unit 110 is in a vertical state with respect to the main body 120 The main body casing 123 to fix the vertical position fixing groove 114 and the screen portion 110 is horizontally rotated with respect to the body portion 120 in a horizontal state concave concave in the rear to be engaged. It is further configured to further include a horizontal position fixing groove 114 concavely recessed in the rear so as to engage with the position fixing protrusion 124 protruding in the front of the.

The pivoting hinge mechanism 130 has a rectangular parallelepiped hinge pedestal 131 to be inserted into the pedestal fixing groove 125 in the front of the main body casing 123, and a rotating shaft installed so that one end is rotatably fixed to the hinge pedestal 131. 133 and a rotating cylinder 132 which is integrally formed at the other end of the rotating shaft 133 and rotates together with the rotating shaft 133.

Here, the rotating cylinder 132 is a locking projection 132a formed on the outer circumferential surface of the rotating cylinder 132 to rotate integrally with the screen portion casing 113 is the rotating cylinder insertion groove 118 of the screen portion casing 113. It is inserted and engaged to engage the projection engaging groove 118a of the).

In addition, the rotary shaft 133 is rotatable projection 133a on the outer circumferential surface of the rotary shaft 133, except for the non-projection region shown by reference numeral 133b along the outer circumferential surface so as to rotate about the hinge support 131 is formed. The hinge pedestal 131 is configured such that the rotary shaft insertion groove 131a is recessed so that the rotary shaft 133 is inserted into the central portion thereof, thereby disengaging the non-projection area 133b of the rotary shaft 133 from the hinge pedestal 131. The rotation shaft 133 can be rotated with respect to the hinge pedestal 131 by inserting it in accordance with the prevention jaw 131b.

Horizontal rotating portable terminal 100 according to an embodiment of the present invention configured as described above is assembled as follows. That is, the main body casing 123 is formed with a pedestal fixing groove 125, the position fixing protrusion 124 and the signal line through-hole 126 in the process of being formed by plastic injection molding. Similarly, the screen casing 113 is also formed with a cylindrical insertion groove 118 and the horizontal position fixing groove 114 in the process of being formed by injection molding of plastic material.

On the other hand, the swing hinge mechanism 130 is molded in a plastic material integrally with the rotary shaft 133 and the rotary cylinder 132, the hinge support 131 is a rotary shaft insertion hole in the plate-shaped plastic or metal of about 2 ~ 10mm thick 131a is molded. In the case of metals, it is manufactured by machining, and in the case of plastics, it is injection molded. At this time, the outer circumferential surface diameter of the rotation protrusion 133a of the rotation shaft 133 has a tolerance enough to be pushed in by pushing a predetermined force to the rotation shaft insertion hole 131a so as to be seated in the projection insertion groove 131b. Insert it.

The hinge pedestal 131 of the assembled pivot hinge mechanism 130 is inserted into the pedestal fixing groove 125 recessed in the main body casing 123 and fixed to the main body 120 by including a small amount of adhesive, the pivot hinge mechanism The rotating cylinder 132 of 130 is fixed to the screen unit 110 by being inserted into the rotating cylinder insertion groove 118 formed in the back of the screen casing 113, a small amount of adhesive is applied, the main body 120 ), The screen unit 110 can be rotated horizontally.

When the user carries the horizontal rotary portable terminal 100 according to the embodiment of the present invention manufactured as described above, as shown in FIG. It is possible to reduce the volume of the battery, thereby facilitating portability. In addition, when a user wants to use a horizontal screen service such as TV viewing, the user rotates the screen unit 110 horizontally with respect to the main body unit 120 to leave the screen unit 110 in a horizontal state. Simply available. On the other hand, if the display unit 110 in the horizontal state, the receiver 112 is configured to convert the role of the speakerphone, the control circuit unit is configured, the user can conveniently use the horizontal screen service.

The position fixing of the screen unit 110 by the horizontal rotation is operated as follows. That is, when the screen unit 110 is in the vertical state, the position fixing protrusion 124 of the main body unit 120 is inserted into the vertical position fixing groove 117 of the screen unit 110 and the position thereof is fixed. When the screen 110 is in a horizontal state by rotating the unit 110 horizontally, the position fixing protrusion 124 of the main body 120 is inserted into the horizontal position fixing groove 114 of the screen unit 110. The position is fixed. At this time, the position fixing protrusion 124 is engaged with the horizontal and vertical position fixing grooves 114 and 117 so that the screen unit 110 can be horizontally rotated from the vertical state to the horizontal state or vice versa. In order to release, it is preferable to set the height of the positioning protrusion 124 to the extent that it can be released by applying a slight rotational force.

Using the portable terminal with the screen unit 110 in a horizontal state is not limited only to using a horizontal service, and even when a video call is made with the other person, a view of the other party may be viewed as a horizontal screen, and the camera device 115 may be used. Even when shooting with or without the photographer himself, it is possible to shoot in the form of a horizontal screen. To this end, when the screen unit 110 is in a horizontal state, the image control circuit unit may recognize the fact and configure the display or image information to be transmitted by displaying a signal in a horizontal screen form.

On the other hand, the swing hinge mechanism 130 forms a male thread on the outer circumferential surface of the rotation shaft 133, unlike the embodiment of the present invention, and a female thread on the inner circumferential surface of the rotation shaft insertion hole 131a of the central portion of the hinge support 131. Formed and configured, the screen unit 110 may be configured around the rotary shaft 133 to prevent the unintentional separation of the main body 120.

In addition, in one embodiment of the present invention, a separate pivoting hinge mechanism 130 is configured, but a hollow protrusion is formed integrally with the screen portion casing 113 on the rear of the screen portion 110, and the main body portion ( A horizontal rotation function may be realized by forming a through hole coupled to the hollow protrusion on the front surface of the 120 to rotate horizontally. In this case, it is not necessary to form a separate signal line through hole 126 by forming a hollow horizontal rotating mechanism, and the rotation range of the screen unit 110 is increased and the configuration of the rotating mechanism is simplified, thereby reducing assembly costs. You will also have the advantages.

Although the preferred embodiments of the present invention have been described above by way of example, the scope of the present invention is not limited to these specific embodiments, and may be appropriately changed within the scope described in the claims.

As described above, the present invention provides a portable terminal having a main body and a screen, wherein the screen is configured to rotate horizontally with respect to the main body so that the screen is provided based on a horizontal screen such as a television (TV) broadcast reception service. You can enjoy the service on the horizontal screen, and can implement video calls or photo shooting on the horizontal screen, and with the smaller size to facilitate the user's portability, the inflow of foreign matter around the keypad when carrying It provides a portable terminal that can prevent the.

1 to 3 is a view showing the configuration of a conventional portable terminal,

1 is a perspective view showing a closed state of a conventional slide-type portable terminal

2 is a perspective view showing an open state of the slide-type portable terminal of FIG.

Figure 3 is an exploded perspective view showing the configuration of the slide-type portable terminal of Figure 1

Figure 4 is a perspective view showing the configuration of another conventional portable terminal

5 to 10 is a view showing the configuration of a horizontal rotary portable terminal according to an embodiment of the present invention,

Figure 5 is a front view showing a vertical state of the screen portion of the horizontal rotating portable terminal according to an embodiment of the present invention

FIG. 6 is a front view illustrating a horizontal state of a screen unit of the horizontal rotating portable terminal of FIG. 5; FIG.

7 is an exploded perspective view of the portable terminal of FIG.

8 is a perspective view of the screen of FIG. 5 viewed from the rear;

FIG. 9 is a diagram showing the configuration of a swing hinge mechanism for rotating the screen portion of FIG. 5; FIG.

Figure 9 (a) is a front view of the swing hinge mechanism of Figure 5

Figure 9 (b) is a side view of the swing hinge mechanism of Figure 5

Figure 10 is an exploded perspective view of the swing hinge mechanism of Figure 9

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

110: screen portion 113: screen portion casing

114: horizontal position fixing groove 115: camera unit

117: vertical position fixing groove 118: rotation cylinder insertion groove

118a: projection locking groove 120: the main body

121: keypad cover 123: main body casing

124: position fixing protrusion 125: pedestal fixing groove

130: swing hinge mechanism 131: hinge support

132: rotation cylinder 132a: locking projection

Claims (9)

In a portable terminal having a main body and a screen, The screen unit is a horizontal rotating portable terminal, characterized in that configured to rotate horizontally with respect to the main body. The method of claim 1, The horizontal rotating portable terminal, characterized in that the screen portion is rotated by the swing hinge mechanism, one end of which is fixed to the main body and the other end of which is fixed to the screen. The method of claim 1, And a position fixing mechanism for fixing the screen portion at a position where the screen portion is rotated by 90 ° so that the user can view the screen in a horizontal direction. The method of claim 3, wherein The position fixing mechanism is composed of a convex position fixing protrusion formed on the front of the main body portion and a horizontal position fixing groove formed concave on the rear surface of the rotating portion so as to engage with the position fixing projections. The projection is horizontally rotatable portable terminal, characterized in that configured to fix the position of the rotating portion relative to the body portion by engaging the horizontal position fixing groove of the screen portion. The method of claim 3, wherein The position fixing mechanism includes a horizontal position fixing groove formed concave in the front of the main body portion and a position fixing protrusion formed convexly on the rear side of the rotating portion to be engaged with the horizontal position fixing groove, and the rotating portion rotates by 90 °. Positioning projection is a horizontal rotating portable terminal, characterized in that configured to fix the position of the rotating portion relative to the body portion by engaging in the horizontal position fixing groove of the main body portion. The method of claim 1, The horizontal rotating portable terminal, characterized in that the screen unit further comprises a device configured. The method of claim 1, And a keypad cover configured to block a keypad of the main body portion that is exposed to the outside in a state where the screen portion is not rotated from the outside. The method of claim 7, wherein The keypad cover is a flip-type horizontal rotation type portable terminal, characterized in that configured to be able to open the keypad cover to operate the keypad when using the keypad. The method of claim 7, wherein The keypad cover is of a slide type, the horizontal rotary portable terminal, characterized in that configured to be able to operate the keypad after pulling down the keypad cover when using the keypad.