JP2000059474A - Portable terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To allow a user to easily discriminate an electronic mail or the like, even when the portable terminal is left contained in a bag. SOLUTION: For example, an attitude sensor consisting of a mercury switch detects an attitude of a portable telephone set 10 and a vertical write display form or a horizontal write display form of characters on a liquid crystal display device 5 is selected depending on the attitude. When the portable telephone set 10 is set laterally, since the vertical write display is automatically set, the user can easily make out a mail or the like by means of the vertical write form, even if the portable telephone set 10 is put in a bag and the portable telephone set 10 is placed laterally.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a portable terminal such as a portable telephone.

[0002]

2. Description of the Related Art A portable telephone is provided with a liquid crystal display for providing various messages, e-mails and the like to a user.

[0003]

By the way, for example, when the user wants to view an e-mail on a train and does not want other passengers to see the contents, FIG.
As shown in the figure, the mail displayed on the display unit 50a while the mouth of the bag 51 is opened and the mobile phone 50 is gripped, and the mobile phone 50 is kept in the bag 51 and the mobile phone 50 is kept in the horizontal position. It is expected to see. However, since the horizontal display mode is adopted as the display mode of the display unit 50a, it is not easy to read the mail text. On the other hand, even if the user attempts to adjust the posture of the mobile phone 50 in the vertical direction, it is often impossible to realize such a vertical posture because the width of the bag 51 is narrow.

The present invention has been made in view of the above circumstances, and for example,
In order to prevent others from prying eyes, peek into the bag with the mobile terminal in your bag and easily read the contents of the mail etc. displayed on the display unit. It is an object of the present invention to provide a mobile terminal capable of reading the contents of an e-mail or the like without leaving the bag and looking into the bag.

[0005]

The portable terminal of the present invention comprises:
In order to solve the above problem, a posture detection sensor that detects the posture of the mobile terminal, and a display switching control unit that switches between a vertical writing mode and a horizontal writing mode on a display unit according to the attitude, It is characterized by having.

With the above configuration, for example, when the portable terminal is in the horizontal posture, it is possible to automatically form the vertical writing display state. Therefore, as shown in FIG. Even when the mobile terminal is in the horizontal posture with the terminal inserted, it is possible to easily read a mail or the like by the vertical writing display state.

Further, the portable terminal of the present invention comprises a convex character display means provided with a plurality of minute members so as to be individually protrudable,
And a protrusion control means for protruding the minute member corresponding to the shape of the character to be displayed among the minute members.

With the above arrangement, some training is required by touching the surface of the convex character display means with a fingertip.
Since the characters can be recognized, it is possible to read the contents of the mail and the like without leaving the mobile phone in the bag and looking into the bag.

It is desirable that the side surface of the minute member has a color different from the color of the protruding end surface of the minute member. According to this, the character can be visually recognized without touching the surface of the convex character display means with a fingertip.

[0010] Braille may be displayed on the convex character display means. According to this, even a blind person can read the contents of an e-mail or make a call after confirming the telephone number or the like of the caller.

[0011]

(Embodiment 1) Embodiments of the present invention will be described below with reference to FIGS.

FIG. 1 shows a portable telephone 10 (1) according to the present invention.
FIG. 3 is a block diagram showing a circuit configuration according to a characteristic part of FIG. The attitude detection sensor 1 is composed of, for example, three mercury switches arranged corresponding to the spatial axes of X, Y, and Z, and outputs a signal corresponding to the attitude of the mobile phone 10 (10 '). The position determination circuit 2 determines the attitude of the mobile phone 10 (10 ′) based on the signal from the attitude detection sensor 1, and provides this determination information to the display control unit 3. Specifically, as shown in FIGS. 2 and 4, the position determination circuit 2 is configured to hold the mobile phone 10 (10 ′) in a vertical position with the bottom face down, and as shown in FIG. As shown in FIG. 5, the mobile phone 10 '
It is determined whether the user is in a flat (prone) posture with the front or back face down.

The display controller 3 generates display data based on the character data read from the memory 4 and supplies the display data to the liquid crystal display device 5 (6). There are two types of display data generation: vertical writing type display data generation and horizontal writing type display data generation. Specifically, as shown in FIG. 2, when the liquid crystal display device 5 provided on the front of the mobile phone 10 in a vertical posture with the bottom surface of the mobile phone 10 down has a horizontally long rectangular shape, a horizontal writing type is used. On the other hand, while the display data is generated, as shown in FIG. 3, in the horizontal posture in which the side surface of the mobile phone 10 is turned down, the liquid crystal display device 5 has a vertically long rectangular shape. I do. Also, as shown in FIG.
When the liquid crystal display device 6 provided on the side surface of the mobile phone 10 'in a vertical posture with the bottom surface of the mobile phone 10' down has a vertically long rectangular shape, display data of a vertical writing type is generated, while FIG. As shown in (1), in the flat posture in which the back surface of the mobile phone 10 'is down, the liquid crystal display device 6 has a horizontally long rectangular shape, so that horizontal writing type display data is generated.

According to the above configuration, when the mobile phone 10 is in the horizontal position as shown in FIG.
When the mobile phone 10 'takes a horizontal position as shown in FIG. 5, and the horizontally long liquid crystal display device 6 can take a horizontal writing display state, as shown in FIG. As shown in the figure, even when the mobile phone is in a horizontal posture or a flat posture with the mobile phone in the bag, the mail or the like can be easily read in the vertical writing display state in FIG. 3 or the horizontal writing display state in FIG. Furthermore, not only under such circumstances but also when the user prefers the vertical writing display, the mobile phone 10 may be set to the horizontal position, and the mobile phone 10 'may be set to the vertical position. Become. That is, the user can obtain either the horizontal writing display or the vertical writing display as desired.

(Embodiment 2) FIG. 6 is an external perspective view of a mobile phone 20 of this embodiment, and FIG. 7 is an enlarged perspective view showing a part of a display device 21 of the mobile phone 20. is there. The display device 21 has a convex character display means in which a plurality of minute pins 21a are arranged in a matrix and each minute pin 21a is provided so as to be individually protrudable, and corresponds to the shape of a character to be displayed among the minute pins 21a. And projecting control means for projecting only the minute pins 21a. The above-mentioned convex character display means is, for example, a magnetic field generating coil integrally attached to each of the micro pins 21a, and protrudes by moving the micro pins 21a by an electromagnet attracting action when a magnetic field is generated (for example,
It comprises an iron member disposed on the protruding side so as to make the micro pin 21a (approximately 0.5 mm to 1 mm), and a coil spring externally fitted to the micro pin 21a to immerse the micro pin 21a when the magnetic field is lost. The protrusion control means reads character data such as an e-mail or a telephone number of a destination from a memory (not shown), and selectively supplies a current to a magnetic field generating coil of the minute pin 21a based on display data generated from the character data. Is provided.

In the above configuration, as shown in FIG. 7, if the display data is, for example, katakana "A" or "A", the minute pins 21a are formed on the display device 21 so as to form these characters. It will be protruded. Therefore,
By touching the surface of the display device 21 with a fingertip, although some training is required, the contents of the display can be read. Display device 2
It is possible to read the e-mail or the like displayed on the display device 21 while keeping the mobile phone 20 in the bag and without looking into the bag, because the display contents can be read without looking at the device 1. Can be.

As shown in FIGS. 8A and 8B, the side surface of the minute pin 21a may be colored differently from the color of the projecting end surface 21b of the minute pin 21a. According to this, it is easy to visually recognize the characters by looking at the display device 21. In addition, by covering the surface of the display device 21 with a transparent sheet, it is possible to prevent dust and the like from being mixed into the driving unit of the minute pins 21a. Further, the display device 21 may be configured to display braille based on display data. According to this, even a blind person can read the contents of an e-mail or make a call after confirming the telephone number or the like of the caller.

In this embodiment, a configuration is employed in which the minute pins are projected by the electromagnetic coil as the convex character display means. However, the present invention is not limited to this. Further, a plurality of convex characters are formed at the same time on the display device 21. However, only one convex character may be formed, and the convex characters may be formed sequentially. Further, it may be configured such that the display of the convex characters and the display of the braille of the normal characters can be switched by a user operation.

[0019]

As described above, if the vertical or horizontal writing display is automatically performed on the display unit according to the posture of the portable terminal, the user looks into the bag with the portable terminal in the bag. , The contents of the mail and the like displayed on the display unit can be easily read. Further, it is possible to select vertical writing or horizontal writing according to the user's preference. In addition, with a configuration in which convex characters are displayed, it is possible to read the contents of an email or the like without leaving the mobile phone in the bag and looking into the bag. Further, if the side surface of the minute member constituting the convex character is colored, the character can be visually recognized. In addition, if a configuration is used in which braille is displayed on the convex character display means, even a blind person can read the contents of an e-mail or make a call after confirming the telephone number of the other party who made the call. Become.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a circuit configuration according to a characteristic portion of a mobile phone according to an embodiment of the present invention.

FIG. 2 is a perspective view of the mobile phone according to the embodiment of the present invention in a vertically placed state.

FIG. 3 is a perspective view of the mobile phone of FIG. 2 in a horizontal state.

FIG. 4 is a perspective view of another portable telephone according to the embodiment of the present invention in a vertically placed state.

5 is a perspective view of the mobile phone of FIG. 4 in a flat state.

FIG. 6 is a perspective view of a mobile phone according to another embodiment of the present invention.

FIG. 7 is an enlarged view of a display unit of the mobile phone of FIG.

8A is a perspective view of a minute pin in a protruding state in the display unit of FIG. 7, and FIG. 8B is a perspective view of a submerged state.

FIG. 9 is a perspective view showing a state in which a user wants to view a mail displayed on a display unit with a conventional mobile phone kept in a bag.

[Explanation of symbols]

 Reference Signs List 1 posture detection sensor 2 position determination unit 3 display control unit 4 memory 5 liquid crystal display device 6 liquid crystal display device 10 mobile phone 10 'mobile phone 20 mobile phone 21 display unit 21b minute pin

Continued on the front page F term (reference) 5C082 AA21 BA02 BB01 BD02 CA67 CB01 MM09 MM10 5K023 AA07 AA12 BB11 HH02 HH05 HH07 5K067 AA30 BB04 DD53 EE02 FF23 FF29 FF32 KK17

Claims (4)

[Claims] 1. A portable terminal comprising: a posture detection sensor for detecting a posture of a mobile terminal; and display switching control means for switching between a vertical writing mode and a horizontal writing mode on a display unit according to the attitude. Characteristic mobile terminal. 2. A display device comprising: a convex character display means provided with a plurality of minute members so as to be individually protrudable; A mobile terminal characterized by the above-mentioned. 3. The portable terminal according to claim 2, wherein a side surface of the minute member has a color different from a color of a protruding end surface of the minute member. 4. The portable terminal according to claim 2, wherein said convex character display means is configured to display braille.