JP5225397B2 - Mobile communication terminal - Google Patents

Description

  The present invention relates to a mobile communication terminal such as a mobile phone, and more particularly to a two-screen mobile communication terminal in which a display is provided in each of a first housing and a second housing.

  In recent years, mobile phones have become more and more multifunctional, and accordingly, information to be displayed on the display has been diversified, so that the display has a large screen. However, since the size of the display screen is limited by the size of the housing, there is a limit to increasing the display screen size.

  By the way, in a portable display device, it is proposed that two casings are connected so as to be foldable, and displays are provided on the inner surfaces of both casings to display a large amount of information on two screens (patent Reference 1).

  Therefore, in a foldable mobile phone in which the first housing and the second housing are foldably connected, a configuration in which displays are provided on the inner surfaces of the first housing and the second housing, respectively, In a slide type mobile phone in which housings are slidably connected, a configuration in which displays are respectively provided on the surfaces of the first housing and the second housing is conceivable.

JP-A-11-167354

However, in a foldable mobile phone in which displays are provided on the inner surfaces of the first casing and the second casing, the two displays are hidden when both casings are closed. In order to be able to display information when performing telephone communication, it is necessary to provide a third display on the surface that is exposed when both housings are closed, resulting in a complicated configuration. .
On the other hand, in a slide type mobile phone in which displays are provided on the surfaces of the first casing and the second casing, a step is generated between the two displays when both casings are opened. When an image is displayed across the screen, the image is largely divided into two, and there is a problem that a sense of incongruity occurs particularly in the case of continuous images.

  Therefore, an object of the present invention is to enable information display during communication without using a third display in a state where both cases are closed in a portable communication terminal comprising a first case and a second case. However, in a state where both housings are opened, when images are displayed across the screens of the two displays, the continuity of the images is maintained and the images displayed on the two displays are not uncomfortable. It is to provide a portable communication terminal capable of

In the mobile communication terminal according to the present invention, the first casing (1) and the second casing (2) are coupled to each other by the coupling mechanism (3) so as to be relatively movable, and the first casing (1) A first display (11) is installed on the surface, and a second display (21) is installed on the surface of the second housing (2).
The first casing (1) and the second casing (2) cover the surface of the first display (11) and expose the surface of the second display (21), and the first display ( The surface of 11) and the surface of the second display (21) are aligned on substantially the same plane, and can be moved relative to each other between the open positions where the displays (11) and (21) are close to each other.

According to the portable communication terminal of the present invention, when the first casing (1) and the second casing (2) are closed, the second casing (2) is placed on the surface of the first casing (1). The first display (11) is hidden because the back side of the two is superimposed, but the second display (21) arranged on the surface of the second housing (2) is exposed, so at the time of communication, Information can be displayed using the second display (21).
When the first casing (1) and the second casing (2) are opened, the screen of the first display (11) and the screen of the second display (21) are aligned on substantially the same plane, Since the screens of both displays (11) and (21) are close to each other, the image continuity can be maintained when images are displayed across the screens of the two displays.

In a portable communication terminal in which the second casing (2) is provided with a translucent input touch panel (22) covering at least a part of the surface of the second display (21). In the state where the first casing (1) and the second casing (2) are in the closed position, the second display (21) of the second casing (2) displays a communication function, Information on the communication function can be input by operating the second input touch panel (22).
The first display (11) of the first casing (1) and the second display of the second casing (2) with the first casing (1) and the second casing (2) in the open position. In (21), display across the screens of both displays (11) and (21) is performed.

In a specific configuration, the first casing (1) is provided with a first input touch panel (12) covering substantially the entire surface of the first display (11) and a second casing (2). ) Is provided with a second input touch panel (22) covering substantially the entire surface of the second display (21).
According to the specific configuration, the first input touch panel (12) and the second input touch panel (22) are substantially identical with the first casing (1) and the second casing (2) opened. Since the first display (11) and the second display (21) are close to each other on the plane, images of multiple input keys (full keyboard) across the screens of both displays (11) and (21) are displayed. By displaying, it becomes possible to input information using the touch panels for both inputs (12) and (22).

In a more specific configuration, the connection mechanism (3) includes a connection piece (31) for connecting the side surface of the first housing (1) and the side surface of the second housing (2) to each other. 31) has a pair of pins (33) and (34) protruding so that one pin (33) is pivotally supported by one housing and the other pin (34) is slidable by the other housing. Is engaged.
According to the specific configuration, the other pin (34) slides along the other casing from the state where the first casing (1) and the second casing (2) are installed at the closed position. Thus, after the other casing moves along the surface of the one casing, the other casing rotates around the one pin (33), thereby the first casing ( 1) and the second housing (2) are installed in the open position.

  According to the portable communication terminal of the present invention, when the first casing (1) and the second casing (2) are closed, the second display (21) of the second casing (2) is used for communication. However, when both housings (1) and (2) are opened, the continuity of the image is displayed when images are displayed across the screens of both displays (11) and (21). The images displayed on the two displays can be kept uncomfortable.

FIG. 1 is a series of perspective views showing the opening operation of the mobile phone according to the first embodiment. FIG. 2 is a series of side views of the above. FIG. 3 is a cross-sectional view of the mobile phone. FIG. 4 is an exploded perspective view of the mobile phone. FIG. 5 is a series of perspective views showing the opening operation of the mobile phone of the second embodiment. FIG. 6 is an exploded perspective view of the mobile phone. FIG. 7 is a block diagram showing an electrical configuration employed in the first and second embodiments. FIG. 8 is a plan view illustrating an image display example in the closed state. FIG. 9 is a plan view illustrating an image display example in the open state.

Hereinafter, embodiments of the present invention in a mobile phone will be described in detail with reference to the drawings.
[First embodiment]
As shown in FIGS. 1A to 1D, the cellular phone according to the first embodiment includes a connecting mechanism (3) that connects a first casing (1) and a second casing (2) each having a flat rectangular parallelepiped shape. ) Are connected to each other so as to be relatively movable.
A first display 11 including a liquid crystal display panel is installed on the surface of the first housing 1, and a transparent first input touch panel 12 covering the entire surface of the first display 11 is provided. is set up.

A second display (21) comprising a liquid crystal display panel is installed on the surface of the second housing (2), and a transparent second input touch panel (22) covering the entire surface of the second display (21). Is installed.
On the surface of the second housing (2), a speaker (62) is installed at one end, and a microphone (63) is installed at the other end.

As shown in FIG. 3, the coupling mechanism (3) is provided on both sides of the first casing (1) and the second casing (2). As shown in FIG. 4, each connecting mechanism (3) includes a connecting piece (31) for connecting the side surface of the first housing (1) and the side surface of the second housing (2) to each other. A pair of pins (33) and (34) project from the main body (32). In addition, guide grooves (36) extending in the front-rear direction along the surface of the first casing (1) are formed on both side surfaces of the first casing (1). Pin holes (35) are recessed in the ends of both side surfaces.
One pin (33) of the connecting piece (31) engages with the pin hole (35) of the second housing (2) so as to be relatively rotatable, and the other pin (34) of the connecting mechanism (3). Is slidably engaged with the guide groove (36) of the first housing (1).

By adopting the coupling mechanism (3) described above, a closed position in which the back surface of the second housing (2) is superimposed on the surface of the first housing (1) as shown in FIGS. 1 (a) and 2 (a). Then, as shown in FIGS. 1B and 2B, the connecting piece 31 is slid along the guide groove 36 so that the second case 2 is turned into the first case 1. The second housing (2) exposes most of the first display (11) of the first housing (1) as shown in FIGS. 1 (c) and 2 (c). Reach position. Thereafter, the connecting piece (31) rotates, and the second casing (2) rotates to the same height as the first casing (1) as shown in FIGS. 1 (d) and 2 (d). .
As a result, the surface of the first display (11) and the surface of the second display (21) are aligned on the same plane, and the displays (11) and (21) are closest to each other.

  In the process of rotating the second casing (2) from the state shown in FIGS. 1 (c) and 2 (c) to the state shown in FIGS. 1 (d) and 2 (d), the second casing In order to prevent the end of (2) and the end of the first casing (1) from interfering with each other, the ends of both casings (1) and (2) are processed, or guide grooves (36 ) Is adjusted to the turning trajectory of the first housing (1) by the guidance of).

  In the mobile phone, the first casing (1) and the second casing (2) are closed as shown in FIG. 1 (a) by moving one of the casings relative to the other casing. It is possible to move from the position to the open position shown in FIG. 1 (d), or from the open position shown in FIG. 1 (d) to the closed position shown in FIG. 1 (a).

FIG. 7 shows the electrical configuration of the mobile phone. A control circuit (61) composed of a microcomputer or the like includes a communication circuit (6) for telephone communication and a speaker (62) for receiving a call. In addition to the transmission microphone (63), the first display (11), the first input touch panel (12), the second display (21), and the second input touch panel (22) are connected. Yes.
Here, the electrical connection between the first casing (1) and the second casing (2) is made by a lead wire (not shown) extending through the inside of the connecting piece (31). .

In the above mobile phone, the telephone communication mode is set with the first casing (1) and the second casing (2) in the closed position as shown in FIG. 1 (a). In this way, an image for notifying an incoming call is displayed on the second display (21) of the second casing (2). Then, by touching the second input touch panel (22) at the position of the off-hook key displayed on the second display (21), a call using the speaker (62) and the microphone (63) becomes possible. .
In the case of incoming call notification, regardless of the position where the off-hook key is displayed, by touching the touchable position of the touch panel or the touchable position excluding a specific part such as an incoming call rejection key, It may be configured to shift to the notification state.

On the other hand, when the first housing (1) and the second housing (2) are in the open position as shown in FIG. 1 (d), the TV reception mode, music playback mode, Internet screen display mode, full keyboard display mode, etc. As shown in FIG. 9, an image can be displayed on the first display (11) of the first casing (1) and the second display (21) of the second casing (2).
For example, as shown in FIG. 9, when one continuous image is displayed across the two screens of the first display (11) and the second display (21), the screen of the first display (11) Since the screens of the two displays (21) are aligned on the same plane and are as close as possible to each other, the continuity of the images is maintained.
In the full keyboard display mode, the screen of the first display (11) and the screen of the second display (21) are aligned on the same plane and are close to each other. ) And the second input touch panel (22) can be smoothly operated.

[Second Embodiment]
As shown in FIGS. 5A to 5D, the cellular phone according to the second embodiment includes a first casing (1) and a second casing (2) each having a flat rectangular parallelepiped shape on the base (4). The housings (1) and (2) are coupled to each other by a coupling mechanism (3) so as to be relatively movable.
A first display 11 including a liquid crystal display panel is installed on the surface of the first housing 1, and a transparent first input touch panel 12 covering the entire surface of the first display 11 is provided. is set up.

A second display (21) comprising a liquid crystal display panel is installed on the surface of the second housing (2), and a transparent second input touch panel (22) covering the entire surface of the second display (21). Is installed.
On the surface of the second housing (2), a speaker (62) is installed at one end, and a microphone (63) is installed at the other end.

  As shown in FIG. 6, the coupling mechanism (3) is provided on both sides of the first casing (1) and the second casing (2), with the base (4) as a common component. The base (4) has side walls (41) and (41) on both sides thereof, and two horizontal portions and two horizontal portions along the surface of the first housing (1) are formed on the inner surface of each side wall (41). A guide groove (42) having two vertical portions connecting the two to each other is recessed. Further, a pair of front and rear pins (43) and (43) are provided on both side surfaces of the first housing (1), and pins (44) are provided on end portions of both side surfaces of the second housing (2). Is protruding.

Then, the pins (43) and (43) of the first casing (1) and the pins (44) of the second casing (2) engage with the guide groove (42) of the base (4), and the base The raising and lowering of the first casing (1) relative to (4) is guided, and the reciprocating movement of the second casing (2) along the surface of the first casing (1) is guided. A plurality of springs (45) are installed on the bottom surface of the base (4) to urge the first casing (1) in the upward direction.
The first casing (1) and the second casing (2) are provided with a pair of magnets (5) and (51) having polarities attracting each other at positions close to each other.

By adopting the above-described coupling mechanism (3), as shown in FIG. 5 (a), from the closed position where the back surface of the second housing (2) is superimposed on the surface of the first housing (1), FIG. ), When the second housing (2) slides along the horizontal portion of the guide groove (42), the second housing (2) moves along the surface of the first housing (1). As shown in FIG. 5C, the second housing (2) reaches a position where most of the first display (11) of the first housing (1) is exposed. After that, the first casing (1) is urged by the spring (45) and slides along the vertical portion of the guide groove (42), so that the first casing (1) is shown in FIG. ) Ascend to the same height as the second housing (2). At this time, the pair of magnets (5) and (51) are attracted to each other to bring the first casing (1) and the second casing (2) into close contact with each other.
As a result, the surface of the first display (11) and the surface of the second display (21) are aligned on the same plane, and the displays (11) and (21) are closest to each other.

  In the mobile phone, the first housing (2) is first slid from the closed position shown in FIG. 5 (a) toward the open position, and then the first housing (1) is lifted. 5 (d), the first housing (1) is first lowered from the open position shown in FIG. 5 (d), and then the second housing (2) is moved. By sliding toward the closed position, it is possible to shift to the closed position shown in FIG.

  The electrical configuration of the mobile phone is as shown in FIG. 7, and the electrical connection between the base (4), the first casing (1) and the second casing (2) is flexible. This is done by a lead (not shown).

Similarly, in the cellular phone, the telephone communication mode is set with the first casing (1) and the second casing (2) in the closed position as shown in FIG. 5 (a). As shown in FIG. 2, an image for notifying an incoming call is displayed on the second display (21) of the second casing (2), and a call using the speaker (62) and the microphone (63) becomes possible.
When the first housing (1) and the second housing (2) are in the open position as shown in FIG. 5D, the TV reception mode, music playback mode, Internet screen display mode, full keyboard display mode, etc. As shown in FIG. 9, one sheet without losing continuity spans the first display (11) of the first casing (1) and the second display (21) of the second casing (2). Images can be displayed.

In addition, each part structure of this invention is not restricted to the said embodiment, A various deformation | transformation is possible within the technical scope as described in a claim. For example, instead of the configuration in which the off-hook operation is performed by the second input touch panel (22), for example, an operation key may be installed on the side surface of the housing and the off-hook operation may be performed by the operation key.
The connection mechanism (3) is not limited to the above-described configuration, and can be configured using various known connection mechanisms.

(1) First housing
(11) First display
(12) Touch panel for first input
(2) Second housing
(21) Second display
(22) Touch panel for second input
(3) Connecting mechanism
(31) Connecting piece
(36) Guide groove
(4) Base
(42) Guide groove
(62) Speaker
(63) Microphone

Claims (2)

The first housing and the second housing are coupled to each other by a coupling mechanism so as to be relatively movable, the first display is installed on the surface of the first housing, and the second display is installed on the surface of the second housing And
The connecting mechanism includes a connecting piece for connecting the first casing and the second casing to each other, a pair of pins projecting from the connecting piece, and one pin is pivotally supported by one casing. And the other pin is slidably engaged with the other housing,
By the coupling mechanism, the closed position where the surface of the first display is covered by the second housing and the surface of the second display is exposed, and the first housing and the second housing are not overlapped with each other. It is possible to align the surface and the surface of the second display on the same plane and move the first housing and the second housing relative to each other between the open positions where the displays are brought close to each other. ,
The electrical connection between the first housing and the second housing is performed by a lead wire extending through the inside of the connecting piece,
In a state where the first housing and the second housing are in the open position, the first display of the first housing and the second display of the second housing have one image that is continuous across the screens of both displays. A mobile communication terminal characterized by being capable of displaying. The mobile communication terminal according to claim 1 , wherein the coupling mechanism is configured to be positioned below the surfaces of both housings at an opening position of the first housing and the second housing.

Images