JP2009033772A - Portable terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a case structure capable of efficiently displaying a plurality of collapsible screens, and a portable terminal, having a case structure where an antenna is housed. <P>SOLUTION: The portable terminal includes a first case on which operation keys are arranged; a second case 1 on which a first display 3 is arranged; a third case 2 on which a second display 4 is arranged; a first hinge portion which collapsibly combines the first and second cases so that the operation keys face the first display; and a second hinge portion which collapsibly combines the second and third cases so that the first display faces the second display, and has a rotational axis substantially perpendicular to a rotational axis of the first hinge portion, wherein an antenna is arranged inside the second hinge. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

The present invention relates to a mobile terminal, and more particularly to a mobile terminal including a plurality of display units.

  In general, mobile communication terminals such as mobile phones and PHS, or mobile terminals such as PDAs are configured to be foldable, and each has a display device such as a liquid crystal on the front and back of one housing, Some have operation keys arranged on the other housing.

  In the foldable portable terminal equipped with these two prior art display units, the user can see only one display unit in the folded state, and can only be turned upside down in the opened state. Both displays cannot be seen by the user.

  In addition, as another conventional mobile terminal, there is a mobile terminal described in, for example, Patent Document 1, which is not a so-called foldable mobile phone, but by folding three display units, When the display unit is stored in the front and stored, only one display unit is visible, and when the display unit is expanded, the previous display unit is face down and the other two What makes a display part visible is disclosed.

  As another conventional portable terminal, there is a portable terminal described in Patent Document 2, which is a so-called foldable mobile phone, which is coaxial with the rotation shaft of the hinge portion of the folding mechanism. The panel part is provided in a freely rotatable manner. When the portable terminal is closed, the display part cannot be seen at all. When the portable terminal is open, the panel part is placed on the transmitter side housing. Or the panel portion can be rotated to the receiver side housing.

  Here, when the panel unit is turned to the housing on the transmitter side, the display unit provided on the receiver unit side housing and the touch liquid crystal panel provided on the back surface of the panel unit are visible, When the panel unit is rotated to the housing on the receiver unit side, the transparent liquid crystal panel provided on the surface of the panel unit and the display unit provided on the receiver unit housing through this transparent liquid crystal panel overlap each other. And become visible.

  As another conventional portable terminal, there is a portable terminal as described in Patent Document 3, which stores each display unit facing each other when the display unit is stored. In the housed state, no display unit is visible.

In addition, as a conventional portable terminal equipped with an antenna, there is a portable terminal as described in Patent Document 4, which is configured such that a casing in which a key is arranged and a casing in which a display is arranged are rotated by a hinge portion. There is a structure in which two housings can be folded by movably coupling, and an antenna is disposed inside the hinge portion.
JP 2001-237933 A JP 2001-292207 A JP 2001-175355 A Japanese Patent Laid-Open No. 11-252226

  However, there are few conventional portable terminals as described above that are applied to the so-called folding unit that folds the receiving unit side casing and the transmitting unit side casing, and opened one display unit that can be viewed in the folded state. There was nothing that could be seen without turning over the casing itself even in the state.

  In addition, even in an open state, there is no portable terminal configured to display two display units side by side or before and after the housing.

  Accordingly, the present invention provides a novel housing structure capable of efficiently displaying a plurality of folded screens and also provides a portable terminal that has an antenna housed in the novel housing structure.

  In order to solve the above problems, a mobile terminal according to the present invention includes a first case in which operation keys are arranged, a second case in which a first display unit is arranged, and a third case in which a second display unit is arranged. A first hinge portion that foldably couples the body, the first housing, and the second housing so that the operation key and the first display portion face each other, the second housing, and the third housing A state where the housing is closed so that the first display portion and the second display portion do not face each other, and a state where the first housing and the second housing are opened approximately 180 degrees from the closed state. And a second hinge part having a pivot axis substantially orthogonal to the pivot axis of the first hinge part, and an antenna disposed inside the second hinge part. In the closed state, the first display unit and the second display unit display the same screen and are in the open state. Te, the display different images from the first display section and the second display unit, it is characterized in.

  According to the mobile terminal of the present invention, it is possible to provide a new housing structure that can efficiently display a plurality of folded screens, and it is possible to provide a mobile terminal that has an antenna housed in the new housing structure.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. 1-5 is a figure which shows embodiment of this invention, Comprising: The part which attached | subjected the same code | symbol in the figure represents the same thing.

  In FIG. 1, 1 is a second housing having a first display portion, 2 is a third housing having a second display portion 4, 6 is a first housing having operation keys, and 7 is a first housing and a first housing. The first hinge part 5, which foldably couples the two housings, 5 is foldably coupled so that the second housing and the third housing do not face each other, and the rotation shaft of the first hinge part 7. It is a 2nd hinge part which has a rotating shaft substantially orthogonal. An antenna is housed in the second hinge portion 5 as will be described later.

  Since the state of FIG. 1 is a state in which the first hinge portion and the second hinge portion 5 are both closed, the second display portion 1 can be visually recognized by the user even under such a state.

  Further, when both the first hinge 7 and the second hinge 5 are closed, it is normal to use the first hinge portion 7 side up, so that it is displayed on the second display portion 1. Characters, figures and the like to be displayed are displayed with the first hinge portion 7 side as the upper side.

  On the other hand, the case where the 1st hinge part 7 is opened about 90 degree | times is shown in FIG. In the figure, since the first hinge portion 7 side is usually used downward, characters, figures, etc. displayed on the second display portion 4 are displayed with the first hinge portion side on the lower side. It will be switched.

  Here, 10 is an operation key provided in the first housing, and 9 is a speaker for transmission.

  Here, as apparent from FIGS. 1 and 2, when the state of the folding portable terminal is switched from the state of FIG. 1 to the state of FIG. 2, the display direction of the second display unit 4 is inverted upside down. . Note that the screens displayed in FIGS. 1 and 2 are standby screens.

  FIG. 3 shows a case where the first hinge portion 7 is opened approximately 180 degrees. Here, 8 is a speaker for outputting the received voice. In FIG. 3, since the second hinge unit 5 is closed, a standby screen as an initial screen is displayed on the first display unit 3, and the second display unit that cannot be seen just behind the back side is also displayed. The same screen is displayed.

  Since the same screen is displayed on the first display unit 3 and the second display unit 4 on both sides of the mobile terminal in this way, the person holding the mobile terminal confirms the display contents on the first display unit 3. In addition, the opposite display can confirm the same display content on the second display unit 4.

  FIG. 4 is a view showing a state in which the third housing is opened from the state of FIG. 3, and the second hinge portion 5 is opened approximately 180 degrees. As described above, when the rotation state of the second hinge portion 5 is changed from FIG. 3 to FIG. 4, the display content of the second display portion 4 is changed from the standby screen as the initial screen to the mode selection screen which is a different display screen. Switch to.

  At this time, the operation key 10 is switched from the first display unit 3 to the operation of the second display unit 4. Here, the storage antenna housed in the second hinge part 5 has been described as an example. However, the present invention is not limited to this, and the antenna housed in the second hinge part 5 may be further manually pulled out. And a configuration that automatically protrudes are also included.

  FIG. 5 is a view for explaining a mechanism for projecting the antenna housed in the second hinge part 5 by the rotation of the first hinge part 7.

  In the figure, reference numeral 12 denotes an antenna housed in a projectable manner in the second hinge part 5, and reference numeral 13 denotes a hinge in which the second hinge part 5 is arranged to rotatably couple the second housing 1 and the third housing. , 14 is a lever that is urged to the right by a spring 16 around a fulcrum 15, 13 is a spring that urges the antenna 12 in the protruding direction, and 18 is the lever provided at the lower end of the antenna 12. An engaging groove 17 that engages with one end of the lever 14 is a cam that rotates in accordance with the rotation of the first hinge portion and engages with the other end of the lever 14.

  Since FIG. 5 shows a state in which the first hinge portion is opened, in the actual case, the antenna 12 is in a protruding state under this state, but is not in the protruding state for the sake of explanation in this drawing.

  When the second hinge portion 7 is closed, the cam 17 does not rotate the lever 14 to the left, so the lever 14 is urged to the right by the spring 16 about the fulcrum 15. Here, an engaging claw is provided at the end of the lever 14, and this engages with the engaging groove of the antenna 12, so that the antenna 12 is held in the second hinge portion 5.

  On the other hand, when the second hinge portion 7 is open, the cam 17 presses the other end of the lever 14 to rotate the lever 14 in the left direction. By the leftward rotation of the lever 14, the engagement claw provided at the end of the lever 14 is disengaged from the engagement groove of the antenna 12. Protrude from.

  In addition, the antenna 12 protruding by the opening operation of the first hinge portion 7 is closed by manually pushing the antenna 12 into the second hinge portion 5 after closing the first hinge portion 7, thereby 13 engages with an engaging claw provided at the end of the lever 14 biased in the right direction, and the antenna 12 is housed inside the second hinge portion 5.

  Since the portable terminal of the present invention is configured as described above, according to the foldable portable terminal of the present invention, it is possible to efficiently display a plurality of folded screens. Since the antenna is in the vertical state, the antenna housed in the hinge portion is also vertical, and the vertical polarization can be received efficiently. Further, since the antenna is arranged inside the second hinge portion, the space of the housing can be used more efficiently, and the mobile terminal can be downsized.

  In addition, the antenna housed in the second hinge portion can be protruded by the turning operation of the first hinge portion.

  Further, even when the first hinge is folded, the second display portion can be visually recognized. When the first hinge is opened and the second hinge is closed, the first display portion The two display units can be viewed by two users facing each other, and when the first hinge and the second hinge are opened together, the first display unit and the second display unit can be viewed side by side. It becomes.

  As mentioned above, although embodiment of this invention was described, the charging device for portable terminals of this invention is not limited only to the above-mentioned embodiment, Various changes are made within the range which does not deviate from the summary of this invention. Of course, can be added.

It is a perspective view in the state where both the 1st hinge part and the 2nd hinge part of an embodiment of the invention were closed. It is a perspective view of the state where the 1st hinge part of the embodiment of the invention was opened about 90 degrees, and the 2nd hinge part was closed. It is a perspective view of the state where the 1st hinge part of the embodiment of the invention was opened about 180 degrees, and the 2nd hinge part was closed. It is a slope view of the state where both the 1st hinge part and the 2nd hinge part of an embodiment of the invention were opened about 180 degrees. It is a perspective view explaining the antenna protrusion mechanism of an embodiment of the invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 2nd housing | casing 2 3rd housing | casing 3 1st display part 4 2nd display part 5 2nd hinge part 6 1st housing | casing 7 1st hinge part 8 Speaker 9 Microphone 10 Operation key 11 Hinge 12 Antenna 13 Spring 14 Lever 15 fulcrum 16 spring 17 cam

Claims (6)

A first housing in which operation keys are arranged;
A second housing in which the first display unit is disposed;
A third housing in which the second display unit is disposed;
A first hinge portion that foldably couples the first housing and the second housing so that the operation key and the first display portion face each other;
The second housing and the third housing are closed so that the first display portion and the second display portion do not face each other, and the first housing and the second housing are closed from the closed state. A second hinge part having a rotation axis that is substantially orthogonal to the rotation axis of the first hinge part, and is coupled to the body so as to be able to transition between a state where the body is opened approximately 180 degrees;
An antenna disposed inside the second hinge portion,
In the closed state, the first display unit and the second display unit display the same screen, and in the opened state, the first display unit and the second display unit display different screens. A portable terminal characterized by that.   The mobile terminal according to claim 1, wherein the antenna is protruded by a rotation operation of the first hinge part. The first housing is formed in a rectangular plate shape,
The said 1st hinge part is comprised so that the longitudinal direction one end part of the said 1st housing | casing and the one end part of the said 2nd housing | casing may be combined, The Claim 1 or Claim 2 characterized by the above-mentioned. Mobile device. A second housing in which the first display unit is disposed;
A third housing in which the second display unit is disposed;
The second housing and the third housing are closed so that the first display portion and the second display portion do not face each other, and the first housing and the second housing are closed from the closed state. A second hinge part that movably couples the body to a state of being opened approximately 180 degrees;
The mobile terminal, wherein the first display unit and the second display unit display the same screen in the closed state and display different screens in the open state. An operation key and a first housing coupled to the second housing,
The operation key is assigned to the operation of the first display unit in the closed state, and is assigned to the operation of the second display unit in the opened state. Mobile devices.   The first display unit and the second display unit display the same screen by displaying a standby screen in the closed state, and the first display unit displays the standby screen in the opened state. The mobile terminal according to claim 1, wherein the second display unit displays the different screen by displaying a mode selection screen.