KR100547759B1 - Portable radiotelephone for gmpcs - Google Patents

Abstract

end. The technical field to which the invention described in the claims belongs.

It relates to a portable terminal for video communication.

I. The technical problem to be solved by the invention.

The present invention provides a portable terminal for satellite communication capable of video communication.

All. Summary of the Solution of the Invention.

It is surrounded by a first inclined bottom end, a flat end extending from the first inclined bottom end, side walls provided on both sides of the first inclined bottom end, and surrounded by the first inclined bottom end and side walls. A main body including a slot having a slot, an antenna device having a first CD and a hinge axis (A1) located below the slot (a): a video communication lens (b) provided coaxially to the hinge axis of the antenna device; A front end, an upper end, a second inclined bottom end, a rear end, and a side end, wherein a first ear piece is positioned at the front end, a second LCD is located at the second inclined bottom end, and is closed from the main body; When the second LCD is hidden from the external environment facing the first inclined bottom end, and is opened in the main body, the second LCD is moved to a position capable of confirming the information displayed on the second LCD, the cross section is trapezoidal, An LCD housing (c) placed in the slot; After the at least one side hinge arm provided in the LCD housing, the first center hinge arm is assembled to the hinge arm to extend the left and right to rotate the LCD lower and vertically, and the LCD housing is rotated, Hinge means (d) consisting of a second center hinge arm which extends downwardly from the first center hinge arm to rotate the LCD housing from side to side to face in the same direction as the lens; And at least one hook (e) provided at the end of the second center hinge arm to constrain the LCD housing to the body.

la. Important use of the invention.

Applied to all video communication terminals using satellite communication.

Portable terminals, LCDs, earpieces, video communications, lenses.

Description

Portable terminal for video communication {PORTABLE RADIOTELEPHONE FOR GMPCS}             

1 is an exploded perspective view showing a terminal for video communication according to an embodiment of the present invention.

Figure 2 is a perspective view showing a portable terminal for video communication closed the LCD housing according to an embodiment of the present invention.

Figure 3 is a perspective view showing a portable terminal for video communication open the LCD housing according to an embodiment of the present invention.

4 is a perspective view showing a portable terminal for video communication for video communication according to a preferred embodiment of the present invention.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable terminal, and more particularly, to a portable terminal capable of video communication via satellite communication on the ground.

In general, a portable terminal used by a user mainly for voice communication on the ground refers to a digital phone, a cellular phone, a PC phone, and the like. The portable terminal performs wireless communication with the base station, so that the user performs wireless communication while carrying.

At this time, a mobile phone of a bar type, a flip type, and a folder type coexist in appearance among portable terminals. In the future, smaller and lighter wireless terminals will become commonplace.

In a typical bar type mobile phone, an antenna device is located at the top of the main body, an ear piece is located below the antenna device, an LCD is located below the ear piece, a keypad is located below the LCD, and a microphone device is located below the keypad.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a portable terminal for video communication in which the LCD and the lens can be directed in the same direction to enable the video communication.

It is another object of the present invention to provide a portable terminal for video communication, in which two LCD devices are provided and each LCD operates for voice communication or video communication.

Still another object of the present invention is to provide a portable terminal for video communication provided with two ear pieces.

Another object of the present invention is to provide a portable terminal for video communication which can protect one LCD from an external environment.                         

Still another object of the present invention is to provide a mobile terminal for video communication, which can selectively use two ear pieces or two LCDs.

In order to achieve the above object, the present invention provides a first inclined bottom end, a flat end extending from the first inclined bottom end, sidewalls provided at both sides of the first inclined bottom end, and the first inclined bottom end. A main body (a) comprising an antenna device having a slot capable of collecting sound surrounded by sidewalls, a first LCD disposed below the slot, and a hinge axis A1:

(B) an image communication lens provided coaxially with a hinge axis of the antenna device;

A front end, an upper end, a second inclined bottom end, a rear end, and a side end, wherein a first ear piece is positioned at the front end, a second LCD is located at the second inclined bottom end, and is closed from the main body; When the second LCD is hidden from the external environment facing the first inclined bottom end, and is opened in the main body, the second LCD is moved to a position capable of confirming the information displayed on the second LCD, the cross section is trapezoidal, An LCD housing (c) placed in the slot;

After the at least one side hinge arm provided in the LCD housing, the first center hinge arm assembled to the hinge arm to extend the left and right to rotate the LCD lower and vertically, and the LCD housing is rotated, Hinge means (d) consisting of a second center hinge arm which extends downwardly from the first center hinge arm to rotate the LCD housing from side to side to face in the same direction as the lens; And                         

And at least one hook (e) provided at the end of the second center hinge arm to constrain the LCD housing to the body.

Hereinafter, with reference to the accompanying drawings will be described a preferred embodiment of the present invention; In the drawings, it should be noted that like elements or parts represent the same reference numerals as much as possible. In describing the present invention, detailed descriptions of related well-known functions or configurations are omitted in order not to obscure the subject matter of the present invention.

The GMPCS system is a system that allows users to send and receive mobile phones and data communications anywhere in the world by using dozens or hundreds of satellites on low or medium orbits.

The Global Mobile Personal Communication by Satellite (GMPCS) system provides a variety of mobile services such as mobile phones, wireless data, and location checks via satellite and gateway stations through satellite communication terminals on the ground. It refers to a system capable of pursuing a wider range of services, convenience and high-quality communication needs. Through such satellite communication terminal, the user can perform voice service or video communication anytime and anywhere.

Among these GMPCS systems, a mobile terminal for video communication used by a user on the ground is shown in FIG. 1.

1 is an exploded perspective view showing a satellite communication portable terminal according to an embodiment of the present invention. 2 is a perspective view illustrating a portable terminal for video communication with an antenna housing closed and a flip open according to an embodiment of the present invention.

In the drawing, the X axis refers to the left and right directions based on the user, the Y axis refers to the up and down direction based on the user, and the Z axis refers to the front and rear directions based on the user.

The portable terminal of the present invention is a flip type terminal.

A typical flip type terminal includes a main body, a flip, and a hinge device for mechanically connecting the main body and the flip. However, the terminal of the present invention shown in the drawing includes a main body 10, a flip 20, and a main body 10. It consists of a guide means (composed of a guide rail and a guide groove of the known) for opening and closing the flip 20 in a sliding manner. In the main body of the terminal of the present invention, a slot 110 for accommodating the LCD housing 40 is located at an upper end thereof, and a first LCD (LCD1) is positioned below the slot, and the keypad 60 is located below the first LCD. ) Is located.

The portable terminal for video communication of the present invention includes a body 10, an LCD housing 40, at least one hinge means for connecting the body 10 and the LCD housing 40, and It consists of a guide means for opening and closing the flip 20 in the main body 10.

That is, in the video communication terminal of the present invention, the flip 20 moves in the direction of arrows ⓐ and ⓑ on the main body 10, and the LCD housing 40 rotates in the hinge axes A2 and A3. When the flip 20 moves in the direction of arrow ⓐ, the flip 20 opens in the main body 10, and when the flip 20 moves in the direction of arrow ⓑ, the flip 20 closes in the main body 10. .

Furthermore, the terminal of the present invention is provided with an antenna device 30 at the side end 10a of the main body, and the antenna device 30 rotates about the hinge axis A1. In addition, a lens 70 for image communication is coaxially provided on the hinge axis A1 of the antenna device.

The main body 10 has a slot 110 for placing the LCD housing 40 near the upper end. That is, the upper end of the main body 10 is an inclined bottom end 110a, a flat end 110b extending from the inclined bottom end 110a, and the inclined bottom end 110a. Side walls 110c located between 110a and flat ends 110b. The sidewalls 110c face symmetrically. Thus, the slot 110 is surrounded by the inclined bottom end 110a, the flat end 110b and the side wall 110c.

A second ear piece 120 is positioned at the inclined bottom end 110a, and an insertion hole 112 is provided at the flat end 110b. The insertion hole 112 is a hole for assembling a hinge member 50.

The main body 10 includes a first LCD (LCD1) provided below the slot 110, and a keypad (shown in FIG. 2) having at least one key below the first LCD. The first LCD (LCD1) is displayed a variety of information, the keypad 60 is a send key (send key), end key (end key), clear key (clear key), number key (number key), function key (function key) The keypad 60 is data input means, and the first LCD LCD1 is data output means.

The LCD housing 40 is placed in the slot 110 of the body by hinge means and mechanically connected to the body 10. At this time, the LCD housing 40 is rotated up and down (about the hinge axis A2) by the hinge means, and left and right rotation (about the hinge axis A3).

The LCD housing 40 has a trapezoidal cross section and has a front end 30a, a top end 30b, a rear end 30c, a bottom end 30d and a bottom end 30d, and both side ends thereof. 30e: side end). At this time, the bottom end 30d is an angled bottom end.

The main body has a first ear piece 310 at the front end 30a of the LCD housing and a second LCD (LCD2) at the inclined bottom end 30d.

When the LCD housing 40 is closed in the main body 10, the second LCD LCD2 and the second ear piece 120 are hidden, and the first ear piece 310 is exposed. Becomes That is, when the LCD housing 40 is closed in the main body 10, the second LCD LCD2 is in a state facing the second ear piece 120.

The LCD housing 40 has already been described as being placed in the slot 110 of the body by a hinge means, the hinge means is a side hinge arm 320 provided in the LCD housing 40, the independent hinge member ( 50). By the hinge means, the LCD housing 40 may sequentially rotate in the hinge axes A2 and A3. The side hinge arms 320 are symmetrical to each other and have hinge holes 321 to be assembled to the hinge member 50. In addition, a slot 322 for placing the hinge member 50 is provided between the side hinge arms 320.

The LCD housing 40 is assembled to the hinge member 50, the hinge member 50 is inserted into the arrow © direction is connected to the main body 10, the LCD housing 40 is the main body 10 Is connected to. Here, the meaning that the LCD housing 40 is connected to the main body 10 means that the LCD housing 40 is also electrically connected at the same time. That is, it means that the LCD housing 40 is electrically connected to the main body 10, as can be easily understood by those skilled in the art, by using a known flexible printed circuit 35 This means that the LCD 2 and the first ear piece 310 are connected to the main board (not shown) of the main body 10.

The pad connector 35a located at the end of the flexible printed circuit is connected to the connector installed on the main board of the main body, so that the second LCD (LCD2) and the first ear piece 310 are the main board of the main body 10. Is electrically connected to the

As a result, the flexible printed circuit 35 drawn out from the LCD housing 40 is directed to the main body 10 via hinge means (side hinge arm and hinge member).

The hinge member 50 includes a first center hinge arm 51 assembled with the side hinge arm 320 and a second center hinge arm 52 assembled with the insertion hole 112 of the main body. second center hinge arm).

The first center hinge arm 51 is composed of a hinge 51a and a hinge hole 51b provided in the hinge, and is hollow in a lateral direction (X-axis). As the side hinge arm 320 is assembled to the first center hinge arm 51, the LCD housing 40 rotates in the main body 10 about the hinge axis A2.

The second center hinge arm 52 has a hollow shape extending in the vertical direction (Y-axis direction), and extends downward from a middle portion of the first center hinge arm 51. The first center hinge arm 51 and the second center hinge arm 52 are integral. When the side hinge arm 320 is assembled to the first center hinge arm 51, and the second center hinge arm 52 is assembled to the insertion hole 112, the antenna housing 40 first includes a hinge shaft ( It can rotate about A2) and then rotate about the hinge axis A3.

At this time, a locking means is provided at the end of the second center hinge arm 52. The locking means constrains the hinge member 50 to the body 10. The locking means is preferably composed of at least one hook 53.

As shown in FIG. 2, when the user lowers the flip 20 in the direction of the arrow from the main body 100 in order to make a call, and then inputs desired data into the keypad 60, the user inputs the data to the first LCD 1. In this case, the first ear piece 310 and the microphone device 80 maintain the communication distance (distance between the user's ear and the mouth) so that the user can talk to the other party.

When the call ends, the user raises the flip 20 in the opposite direction of the arrow, and the portable terminal is in the on-hook state.

The portable terminal shown in FIG. 2 is in a state that can be used for a voice call.

3 is an open state of the LCD housing 40 according to an embodiment of the present invention, Figure 4 is for the user to the video communication based on the open LCD housing 40 according to a preferred embodiment of the present invention It is rotated 90 degrees. As shown in Figs. 3 and 4,

The LCD housing 40 of the present invention rotates in the direction of arrow ① in the main body about the hinge axis A2, and then rotates in the direction of arrow ② to face the user about the hinge axis A3. Then, the second LCD and the lens 70 provided in the LCD housing face in the same direction.

First, the user switches to the second LCD operation mode for video communication, and then the user is in a state capable of performing video communication while facing the lens 70 and the second LCD (LCD2).

After the video communication with the counterpart ends, the user rotates the LCD housing in the reverse order.

As a result, FIG. 2 illustrates an example of the first LCD mode for the purpose of transmitting and receiving voice with the other party, and FIG. 4 illustrates an example of the second LCD mode for the purpose of video communication with the other party. It is. The user can optionally select one of the two LCDs.

In the portable terminal of the present invention, a portable terminal having two ear pieces 310 and 120 need not be limited to an example, and one ear piece 120 may be mounted on a mobile phone.

Furthermore, in the portable terminal of the present invention, two LCDs (LCD1, LCD2) are limited to being mounted, but need not be limited to those having two LCDs. For example, the portable terminal of the present invention can be modified in that the LCD (LCD2) is mounted only in the LCD housing, the LCD is not mounted on the main body 10, instead, one LCD can be used for voice communication or video communication. Each mode switch can share one LCD (LCD2) at a time.

In addition, the second LCD (LCD2) of the present invention is not necessarily limited to being mounted on the inclined bottom end 30d of the LCD housing, it is also preferably installed on the side end (30e) of the LCD housing (40). When the second LCD (LCD2) is mounted on the side end (30e) of the LCD housing, the user can perform a video communication while looking at the lens 70 by the rotational operation (centering the hinge axis A2) of the single LCD housing 40 It becomes the state that can do it.

In addition, the slot 110 and the bottom end 30d of the LCD housing according to the exemplary embodiment of the present invention perform a function of collecting sound transmitted from the second ear piece 120. Furthermore, the portable terminal for video communication according to the present invention has a structure in which the user's ball cannot contact the LCD window during video communication, and the second ear piece 120 also cannot contact the user's ear. It is the structure which can prevent the dirt of a piece.

In addition, in the conventional flip type mobile phone, the on / off switching means for switching the mode to the on-hook or off-hook state is generally composed of a reed switch installed in the main body and a magnet provided in the flip. However, in the portable terminal for video communication of the present invention, a reed switch is installed at a predetermined position of the main body 10, and the magnet can be placed in the LCD housing 40 to be equally applied to the on / off switching operation.

On the other hand, in the detailed description of the present invention has been described with respect to specific embodiments, it will be apparent to those skilled in the art that various modifications are possible without departing from the scope of the present invention.

As described above, the present invention is capable of sound transmission and image communication, and has the advantage of enabling image communication with easy rotation operation. Moreover, optional use of two LCDs is possible, and one earpiece or one ear piece for video communication can be protected from the external environment. In addition, there is an effect that can prevent the contamination of the LCD window or the earpiece during voice calls.

Claims (4)

It is surrounded by a first inclined bottom end, a flat end extending from the first inclined bottom end, side walls provided on both sides of the first inclined bottom end, and surrounded by the first inclined bottom end and side walls. A main body (a) comprising an antenna device having a slot, a first CD and a hinge axis (A1) located below the slot: (B) an image communication lens provided coaxially with a hinge axis of the antenna device; A front end, an upper end, a second inclined bottom end, a rear end, and a side end, wherein a first ear piece is positioned at the front end, a second LCD is located at the second inclined bottom end, and is closed from the main body; When the second LCD is hidden from the external environment facing the first inclined bottom end, and is opened in the main body, the second LCD is moved to a position capable of confirming the information displayed on the second LCD, the cross section is trapezoidal, An LCD housing (c) placed in the slot; After the at least one side hinge arm provided in the LCD housing, the first center hinge arm assembled to the hinge arm to extend the left and right to rotate the LCD lower and vertically, and the LCD housing is rotated, Hinge means (d) consisting of a second center hinge arm which extends downwardly from the first center hinge arm to rotate the LCD housing from side to side to face in the same direction as the lens; And And at least one hook (e) provided at the end of the second center hinge arm to restrain the LCD housing to the main body. The method of claim 1, And a second ear piece at the first inclined bottom end. The method of claim 1, And the first center hinge arm and the second center hinge arm are integrally formed. The method of claim 1, And the first center hinge arm and the second center hinge arm are hollow.

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