JP2006203497A - Portable terminal device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide portable terminal equipment where an auxiliary display device can be viewed together with a main display unit when a cabinet is opened, the auxiliary display device can be viewed when the cabinet is closed and visibility of the auxiliary display device in a state where the cabinet is closed and the portable terminal equipment is placed on a desk is made sufficient. <P>SOLUTION: The auxiliary display device 6 which is arranged so that it can be turned in cooperation with opening/closing of the cabinet 2 in such a way that a display face 6a is exposed to a surface of an upper cabinet 2a when the cabinet 2 is opened and the display face 6a is exposed to a back of the upper cabinet 2a when the cabinet 2 is closed, is embedded in the upper cabinet 2a. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a mobile terminal device such as a mobile communication device such as a mobile phone or a PHS, or a PDA (Personal Digital Assistant) or a small notebook personal computer.

  In recent years, mobile terminal devices such as mobile phones and PHS, or mobile terminal devices such as PDAs and small notebook personal computers have rapidly spread. In particular, the mobile communication devices are particularly beautiful and compact in design. The popularity of folding portable terminal devices having the characteristics is increasing, and there are many folding terminal devices such as PDAs and small notebook personal computers.

  8 and 9 show an example of a conventional foldable mobile terminal device, in which 1 is a mobile terminal device, 2 is a casing of the mobile terminal device 1, and the foldable mobile terminal device 1 Divides the casing 2 into an upper casing 2a as a first casing and a lower casing 2b as a second casing, and they rotate with respect to each other so that they can be opened and closed via a hinge portion 3. It has a configuration that is freely connected.

  As shown in FIG. 8, a main display 4 such as a relatively large liquid crystal display (LCD) is provided on the surface of the upper casing 2a. A key 5 is arranged and a battery (not shown) is incorporated.

  Further, as shown in FIG. 9, an auxiliary display 6 such as a relatively small liquid crystal display is provided on the back surface of the upper housing 2a.

  In the portable terminal device 1 as described above, as shown in FIG. 8, when the housing 2 is opened, the user can check the contents displayed on the main display 4 and obtain various information. When the housing 2 is closed, the auxiliary display 6 displays, for example, time, received radio wave intensity, remaining battery power, mail, presence / absence of incoming calls, etc., and the user does not open the housing 2. However, some necessary information can be confirmed.

  However, in this case, the main display 4 and the auxiliary display 6 are disposed so that the display surfaces 4a and 6a face in opposite directions to the front and back surfaces of the upper housing 2a, respectively. While having two displays, only one of them can be used exclusively when the housing 2 is opened or closed, leaving room for improvement in terms of utilization of the display device.

In order to solve such a problem, there is a conventional one disclosed in, for example, Patent Document 1, which is an auxiliary display on the hinge portion 3 as shown in FIGS. 10 (a) and 10 (b). The display 6 is rotatably arranged in conjunction with the opening and closing of the housing 2 so that the auxiliary display 6 can be seen together with the main display 4 in the opened state of the housing 2, and the auxiliary display 6 is made visible even when the housing 2 is closed.
JP 2003-110671 A

  However, in the conventional portable terminal device 1 as shown in FIGS. 10A and 10B, the auxiliary display 6 is disposed in the hinge portion 3. There was a drawback that the visibility of the auxiliary display 6 in the state of being placed on top was not so good.

  Also, if the auxiliary display 6 displays, for example, the time, received radio wave intensity, remaining battery level, mail, presence / absence of incoming calls, etc., when the housing 2 is opened and closed, it is usually the main Since the same contents are displayed on the display 4, there is a problem that the display on the main display 4 and the display on the auxiliary display 6 are doubled.

  In view of such circumstances, the present invention can visually recognize the auxiliary indicator together with the main indicator when the casing is opened, and can visually recognize the auxiliary indicator even when the casing is closed. Providing a portable terminal device that can also improve the visibility of the auxiliary display in a state of being closed and placed on a desk, etc., and further avoiding duplication of the display of the main display and the display of the auxiliary display, An object of the present invention is to provide a portable terminal device capable of improving the efficiency of information confirmation and improving input operability such as character input.

The present invention relates to a portable terminal device including a first casing and a second casing that is rotatably connected to the first casing and that can be opened and closed with respect to the first casing. ,
A main indicator disposed on the surface of one housing so that the display surface is exposed when the housing is opened;
When the case is opened, the display surface is exposed on the surface of the one case, and when the case is closed, the display surface is exposed on the back side of the one case. The portable terminal device is provided with an auxiliary display that is rotatably arranged in conjunction with the auxiliary display.

  In the portable terminal device, when the casing is opened, the main display and the auxiliary display whose display surfaces are exposed on the surface of one casing are arranged adjacent to each other so that the two displays can be visually recognized simultaneously. Preferred above.

  Further, the first casing and the second casing are connected to each other via a hinge part so as to be rotatable, and one end of the arm is placed at a required position shifted from the center of rotation inside the hinge cylinder constituting the hinge part. A rack member is pivotally attached to the other end of the arm, and a pinion that meshes with the rack member is integrally attached to the rotation center on the side surface of the auxiliary display, thereby interlocking with the opening / closing operation of the housing. Then, the arm pivots around the pivot point inside the hinge cylinder, and the rack member pivoted at the other end of the arm slides in a direction approaching / separating from the hinge part to rotate the pinion to assist The display can be configured to rotate.

  On the other hand, the display content of the auxiliary display can be switched between when the case is opened and when the case is closed.

  Further, when the display content of the auxiliary display when the housing is opened is changed according to the display content of the main display, for example, when browsing the web on the main display, the weather forecast or top news on the auxiliary display, etc. Or display kanji conversion candidates on the auxiliary display with the main text displayed on the main display when creating an e-mail or registering an address book. The display on the main display and the display on the auxiliary display can be avoided, the display area can be expanded in a limited space, information can be checked efficiently, and input operations such as character input can be performed easily. , Extremely effective.

  According to the portable terminal device of the present invention, the auxiliary indicator can be visually recognized together with the main indicator when the casing is opened, and the auxiliary indicator can be visually recognized even when the casing is closed. An excellent effect can be achieved in that the visibility of the auxiliary display in a state of being closed and placed on a desk or the like can be improved.

  Embodiments of the present invention will be described below with reference to the accompanying drawings.

  FIGS. 1-7 is an example of the form which implements this invention, In the figure, the part which attached | subjected the code | symbol same as FIGS. 8-10 represents the same thing, and when the housing | casing 2 is opened. Is rotated in conjunction with opening and closing of the housing 2 so that the display surface 6a is exposed on the surface of the upper housing 2a and when the housing 2 is closed, the display surface 6a is exposed on the back surface of the upper housing 2a. The auxiliary display 6 that can be arranged is embedded in the upper housing 2a.

  The auxiliary display 6 is arranged adjacent to the lower side of the main display 4 where the display surface 4a is exposed on the surface of the upper housing 2a when the housing 2 is opened.

  A drive mechanism 7 for rotating the auxiliary indicator 6 in conjunction with opening and closing of the housing 2 constitutes a hinge portion 3 as shown in FIGS. 2, 4, 5 (a) and 5 (b). One end of the arm 8 is pivotally attached to a required position deviated from the center of rotation inside the hinge cylinder 3a, the rack member 9 is pivotally attached to the other end of the arm 8, and the pinion 10 meshing with the rack member 9 is supported. As shown in FIGS. 5 (a) and 5 (b), the arm is interlocked with the opening / closing operation of the housing 2 as shown in FIGS. 8 pivots around a pivot point O inside the hinge cylinder 3a, and the rack member 9 pivotally attached to the other end of the arm 8 slides in the direction of approaching / separating from the hinge part 3 to move the pinion 10 It is designed to rotate.

  Although not shown, a flexible cable wound in the shape of a spring is used as a cable for connecting the auxiliary indicator 6 and the substrate, and the auxiliary indicator 6 is rotated in conjunction with opening and closing of the housing 2. The operation can be absorbed by the deformation in which the flexible cable is tightened in the winding direction and the deformation in the direction in which the flexible cable is loosened.

  Further, the display content of the auxiliary display 6 can be changed according to the display content of the main display 4 when the housing 2 is opened, for example, when browsing the web on the main display 4 as shown in FIG. Information such as weather forecasts and top news is displayed on the auxiliary display 6 or, as shown in FIG. 7, when the mail is created or the address book is registered, the main display 4 displays the text and the like. The kanji conversion candidates are displayed on the auxiliary display 6. In the state where the casing 2 is closed, although not particularly illustrated, for example, the time, received radio wave intensity, remaining battery level, mail, presence / absence of an incoming call, and the like are displayed on the auxiliary display 6 as in the prior art. It is like that.

  Next, the operation of the illustrated example will be described.

  As shown in FIG. 1 and FIG. 5A, the auxiliary display 6 has its display surface 6a exposed on the surface of the upper housing 2a when the housing 2 is opened. When 2 is closed, the arm 8 rotates around the pivot point O inside the hinge cylinder 3a in a manner interlocking with the rotation about the hinge portion 3 of the upper casing 2a. A rack member 9 pivotally attached to the other end slides away from the hinge portion 3 to rotate the pinion 10, and the auxiliary indicator 6 integrated with the pinion 10 rotates about 180 degrees with respect to the upper housing 2a. Therefore, as shown in FIGS. 3 and 5B, when the housing 2 is closed, the display surface 6a of the auxiliary display 6 is exposed on the back surface of the upper housing 2a.

  The auxiliary display 6 is arranged adjacent to the lower side of the main display 4 where the display surface 4a is exposed on the surface of the upper housing 2a when the housing 2 is opened. Two displays can be viewed at the same time without moving too much.

  Further, unlike the conventional portable terminal device 1 as shown in FIGS. 10A and 10B, the auxiliary display 6 is not provided in the hinge portion 3. The visibility of the auxiliary indicator 6 is improved even when placed on a desk or the like (see FIG. 3).

  Further, for example, the time, received radio wave intensity, remaining battery level, mail, presence / absence of an incoming call, etc. are assisted without switching the display content of the auxiliary display 6 between when the housing 2 is opened and when it is closed. Since the same contents are usually displayed on the main display 4 when displayed on the display 6, the display on the main display 4 and the display on the auxiliary display 6 are doubled. The display content of the auxiliary display 6 when the housing 2 is opened is displayed on the auxiliary display 6 according to the display content of the main display 4 when browsing the web on the main display 4 as shown in FIG. Information such as weather forecasts and top news is displayed, or as shown in FIG. 7, the main display 4 displays the text etc. on the auxiliary display 6 at the time of mail creation or address book registration. When displaying Kanji conversion candidates, the main display 4 display and auxiliary display Be avoided that the display of the 6 double, limited expandable and will display area in the space, along with information confirmation can be efficiently input operation such as character input becomes easier to perform, it is extremely effective.

  Thus, the auxiliary indicator 6 can be visually recognized together with the main indicator 4 when the casing 2 is opened, and the auxiliary indicator 6 can be visually recognized when the casing 2 is closed, and the casing 2 is closed. The visibility of the auxiliary display 6 when placed on a desk or the like can also be improved. Further, the display on the main display 4 and the display on the auxiliary display 6 can be avoided, and the efficiency of information confirmation and the input operability such as character input can be improved.

  The portable terminal device of the present invention is not limited to the illustrated example described above, and the auxiliary display 6 may be manually rotated as necessary. Of course, various changes can be made without departing from the scope of the invention.

It is a perspective view which shows an example of embodiment which implements this invention, Comprising: (a) is a perspective view which shows the surface side in the state which opened the housing | casing, (b) is a back side in the state which opened the housing | casing. It is a perspective view shown. In an example of the form which carries out the present invention, it is a partially broken perspective view showing the back side in the state where the case was opened. It is a perspective view which shows the state which closed the housing | casing in an example of embodiment which implements this invention. In an example of the form which carries out the present invention, it is a partially broken perspective view showing the back side in the state where a case was closed. BRIEF DESCRIPTION OF THE DRAWINGS It is a sectional side view which shows an example of the form which implements this invention, Comprising: (a) is a sectional side view which shows the state which opened the housing | casing, (b) is a sectional side view which shows the state which closed the housing | casing. . In an example of embodiment which implements the present invention, it is a front view showing the state where information, such as a weather forecast, was displayed on an auxiliary indicator at the time of Web browsing with a main indicator. In an example of embodiment which implements this invention, it is a front view which shows the state which displayed the conversion candidate of the Chinese character on the auxiliary display in the state which displayed the text etc. on the main display at the time of mail preparation. In an example of the conventional folding-type portable terminal device, it is a perspective view which shows the state which opened the housing | casing. In an example of the conventional folding-type portable terminal device, it is a perspective view which shows the state which closed the housing | casing. It is a perspective view which shows the other example of the conventional foldable portable terminal device, Comprising: (a) is a perspective view which shows the state which opened the housing | casing, (b) is a perspective view which shows the state which closed the housing | casing. It is.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Portable terminal device 2 Case 2a Upper case (first case)
2b Lower housing (first housing)
DESCRIPTION OF SYMBOLS 3 Hinge part 3a Hinge cylinder 4 Main display 4a Display surface 6 Auxiliary display 6a Display surface 7 Drive mechanism 8 Arm 9 Rack member 10 Pinion O Pivoting point

Claims (5)

In a mobile terminal device comprising a first casing and a second casing that is rotatably connected to the first casing and that can be opened and closed with respect to the first casing.
A main indicator disposed on the surface of one housing so that the display surface is exposed when the housing is opened;
When the case is opened, the display surface is exposed on the surface of the one case, and when the case is closed, the display surface is exposed on the back side of the one case. A portable terminal device comprising: an auxiliary display that is rotatably arranged in conjunction with the auxiliary display.   2. The portable terminal device according to claim 1, wherein a main display and an auxiliary display, whose display surfaces are exposed on the surface of one of the casings when the casing is opened, are arranged adjacent to each other.   The first housing and the second housing are pivotally connected to each other via a hinge portion, and one end of the arm is pivotally attached to a required position that is offset from the center of rotation inside the hinge cylinder constituting the hinge portion. Then, a rack member is pivotally attached to the other end of the arm, and a pinion that meshes with the rack member is integrally attached to the rotation center on the side surface of the auxiliary display, thereby interlocking with the opening / closing operation of the housing, The arm pivots around the pivot point inside the hinge cylinder, and the rack member pivoted at the other end of the arm slides in the direction of approaching / separating from the hinge part to rotate the pinion and rotate the auxiliary indicator. The portable terminal device according to claim 1, wherein the portable terminal device is configured to rotate.   The portable terminal device according to any one of claims 1 to 3, wherein display contents of the auxiliary display are switched between when the case is opened and when the case is closed.   The mobile terminal device according to claim 4, wherein the display content of the auxiliary display when the housing is opened is changed according to the display content of the main display.

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