JP2001136247A - Folding portable telephone system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a folding portable telephone system capable of looking at incoming information including the telephone number of a caller and the name of the caller from the outside in its folded state and also looking at a residual communicable time from the outside at once in a prepaid portable telephone system, etc. SOLUTION: A 1st displaying means 4 composed of a liquid crystal display device, etc. is provided on the outer surface of a 1st main body housing 1. A 2nd displaying means 5 is also provided on inner surface of the 1st main body housing, and an antenna 9 is provided on a side of a 2nd main body housing 2 in a freely and obliquely upward insertable and extractable way. A sandglass 10 and an accumulated speech communication time 11 are displayed on the means 4 while showing the states in which speech communication information is displayed in analog and digital manners. When an incoming call is received, the display of the speech communication information is removed, and display 12 to the effect that the incoming call is received, the name 13 of the caller and the caller's telephone number 14 are displayed as the incoming information instead.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a foldable portable telephone device in which a first main body housing and a second main body housing are foldable by hinge means.

[0002]

2. Description of the Related Art In a mobile telephone device, not only a large number of key buttons are densely arranged on an operation surface for inputting a telephone number or the like, but also a character for electronic mail or non-voice information service is displayed. In addition, a large-screen liquid crystal display device is required, and the case of the mobile phone device has to be enlarged.

[0003] Therefore, when you use it, open it and use it greatly.
When not in use, a foldable mobile phone device, such as the one shown in FIG. 14, that folds into two and carries it compactly has emerged.
In the closed state, the display surface and the operation surface face each other and are closed. For this reason, in the closed state, neither the display surface nor the operation surface can be seen or touched from the outside, and the caller information received in the compact folded state is not composed of characters or graphics. I could not know the contents of the audio information.

[0004] Further, recently, there is a prepaid mobile phone that can make a call for a certain limit time or a call fee equivalent by paying a fee at the time of acquisition. However, the conventional foldable portable telephone device has a problem that the remaining time during which a call can be made cannot be seen immediately.

[0005]

SUMMARY OF THE INVENTION The present invention eliminates the above-mentioned disadvantages of the prior art, and allows the user to view incoming information including the telephone number of the caller and the name of the caller from the outside in a folded state.
It is another object of the present invention to provide a foldable mobile telephone device that allows a user to quickly see the remaining time available for external communication using a prepaid mobile telephone device or the like.

[0006]

According to a first aspect of the present invention, there is provided a main body housing that is at least foldable, first display means on an outer surface of the main body housing, and an inner surface of the main body housing. And a second display means, wherein when the main body case is closed, an incoming call is displayed on the first display means on the outer surface of the main body case, and the main body case is opened. In such a state, the incoming call is displayed on the second display means on the inner surface of the main body case, thereby providing a foldable portable telephone device. With this configuration, an incoming call can be displayed on the display means corresponding to the open / closed state of the main body casing.

The invention according to claim 2 is characterized in that at least the incoming call display includes information on the telephone number of the caller or the name of the caller. This is a foldable mobile phone device. With this configuration, information on the caller can be viewed even when the main body housing is closed.

According to a third aspect of the present invention, at least a foldable main body housing, first display means on an outer surface of the main body housing, and second display means on an inner surface of the main body housing. Wherein the main body housing is closed and the first display means displays incoming call information; Incoming information displayed on the display means is displayed on the second display means on the inner surface of the main body housing, and the contents displayed on the first display means are erased to display predetermined contents. The foldable portable telephone device according to claim 1 or 2, wherein the switching is performed as described above. With this configuration, when the main body housing is opened, the incoming call information can be transferred to the second display means so that the incoming call information can be seen, and the first display means can display the call time and the like.

According to a fourth aspect of the present invention, the vertical display of the incoming call display displayed on the first display means on the outer surface of the main body housing and the second display means on the inner surface of the main body housing is provided. 2. The display method according to claim 1, wherein the direction displayed on the first display means on the outer surface of the main body casing is matched with the direction displayed on the second display means on the inner surface of the main body casing.
According to a third aspect of the present invention, there is provided a foldable portable telephone device. With this configuration, when the first main body housing is opened, the top and bottom of the first display means are reversed, but the image can be viewed in a correct vertical relationship.

According to a fifth aspect of the present invention, a display means is provided on an outer surface of a foldable main body housing, and the display means displays a talk time and a vertical direction which is displayed on the display means. Is a foldable type that is displayed in a first direction when the main body housing is closed, and is displayed in a so-called reverse direction rotated by 180 degrees from the first direction when the main body housing is opened. It is a mobile phone device. With this configuration, when the first main body housing is opened, the top and bottom of the first display means are reversed, but the image can be viewed in a correct vertical relationship.

According to a sixth aspect of the present invention, the display means is provided on the outer surface of the foldable main body housing, and the image displayed on the display means is in the first direction when the main body housing is closed. , And when the main body housing is opened, the display is displayed in a so-called reverse direction rotated by 180 degrees from the first direction. With this configuration, when the first main body housing is opened, the top and bottom of the first display means are reversed, but the image can be viewed in a correct vertical relationship.

The invention according to claim 7 is the foldable portable telephone device according to claim 6, characterized in that the display means displays a talk time. With this configuration, it is possible to see the call time on the clock display or the like in a correct vertical relationship.

The invention according to claim 8 is a foldable portable telephone in which a first main body housing having a receiver and a second main body housing having a transmitter are freely foldable by hinge means. Device, for a part of the handset or handset,
The corresponding portion of one main body casing is a convex portion raised in a convex shape, and the corresponding portion of the other main body housing is a concave concave portion, and when the main body housing is closed, the convex portion and the concave portion are formed. A foldable mobile phone device is provided, which is provided with biasing means for fitting each other and pressing each other or attracting each other. With this configuration,
It can be stored in pockets of clothes.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to FIGS. FIG. 1 (a)
FIG. 1B is a side view showing a state in which a main body housing of the foldable mobile phone device according to the first embodiment of the present invention is closed, and FIG. 1B is a front view showing a state in which the main body housing is closed. FIG. 1C is a front view of a state where the main body casing is closed and incoming information is displayed when an incoming call is received, and FIG. 2A shows a state where the main body casing is opened. FIG. 2B is a side view, FIG. 2B is a front view when the incoming call information is displayed with the main body case opened, and FIG.
FIG. 5 is a rear view of the main body housing in an open state, in which call time information is displayed as an hourglass on the first display means.

Referring to FIGS. 1 and 2, the overall configuration will be briefly described. The foldable mobile phone device shown in FIG. 1A has a structure in which a first main body housing 1 and a second main body housing 2 are connected by a hinge portion 3 to form a first main body housing 1 and a second main body housing 2. The main body housing 2 is foldable by the hinge portion 3. As shown in FIG. 1B, a first display unit 4 including a liquid crystal display device or the like is provided on an outer surface of the first main body housing 1.

A second display means 5 is provided on an inner surface of the first main body housing, and an antenna 9 is provided on a side surface of the second main body housing 2 so as to be able to be moved in and out obliquely upward. I have. The first main body housing 1 has a magnet 6 built in, and the second main body housing 2 has a built-in reed switch 7. When the main body is closed and the magnet 6 and the reed switch 7 are approaching, the reed switch 7 is turned on. When the main body is opened and the magnet 6 and the reed switch 7 are separated, the reed switch 7 is turned off. Thus, the open / close state of the main body housing is detected.

FIG. 1B shows a state in which the hourglass 10 and the total talk time 11 are displayed on the first display means 4, and the talk time information is displayed in an analog manner and in a digital manner. ing. In FIG. 1 (c), when there is an incoming call, the display of the call time information is turned off, and instead, as the incoming call information,
A display 12 indicating that there is an incoming call, a caller name 13, and a caller telephone number 14 are displayed.

FIG. 2A shows a state in which the first main body casing 1 is opened upward. When the first main body casing 1 is opened upward, characters and image information are displayed on the second display means 5 on the inner surface of the first main body casing 1 by control means described later. At this time, the first display means 4 erases the display contents displayed when the first display means 4 is closed, and instead displays predetermined call time information and the like.

On the inner surface of the second main body casing 2 shown in FIG. 2B, a ten key 17, a so-called navigation key 18 for scrolling in four directions and pressing and pressing the center, and a call start key 19a, Call end key 19b, menu key 19
A key operation unit such as a non-voice wireless communication service reception start key 19d for c or i mode is provided. Also, the second
A transmitter (microphone) 15 is provided below the main body housing 2, and a receiver (speaker) 16 is provided above the first main body housing 1.

FIGS. 3 (a), 3 (b), 4 (a), and 4 (b) show the antenna of the foldable telephone device according to the first embodiment of the present invention, respectively. It is the side view and front view which showed the state. In the present invention, the antenna 9 is provided on the side surface of the second main body housing 2 with the storage portion 8 and the antenna is supported so that the antenna can be freely taken in and out from below. 9 can be performed irrespective of the direction of 9 or the expansion / contraction state.

FIG. 5 is a block diagram showing a simple configuration of the portable telephone device according to the embodiment of the present invention. FIG.
In FIG. 1, the control unit 22 is configured to set the
The call time information shown in (b) is displayed on the call display unit 4. When there is an incoming call, a radio wave received by the antenna 20 is received by a receiving unit (not shown) of the wireless communication unit 21, and the received information is transmitted to the control unit 22. The control unit 22 displays the received incoming information such as the telephone number on the first display means 4 provided on the outer surface of the main body housing or on the second display means 5 provided on the inner surface of the main body housing. When the main body housing is closed, the call time information displayed at the time of waiting for reception is erased, and incoming information is displayed instead. When the main housing is open, the incoming information is displayed on the second display means 5 on the inner surface of the first main housing 1.

The control section 22 converts the received information into voice information and outputs the voice through a receiving section (speaker) 23. Further, the transmitting unit (microphone) 24 receives the voice of the user and transmits the voice to the control unit 22, and wirelessly transmits the voice to the communication partner by using the transmitting unit (not shown) of the wireless communication unit 21 and the antenna 20. A key operation unit 26 composed of a numeric keypad and a scroll key is operated by a key operation.
A signal is input to the memory 25, and telephone number information and the like are stored in the memory 25 via the control unit 22.

The numeric keypad 17 in the key operation unit 26 (FIG. 2)
Press (b)) to enter the telephone number and call start key 19a
When is pressed, the control unit 22 transmits to the base station using the transmitting unit (not shown) of the wireless communication unit 21 and the antenna 20. Similarly, the user can press the non-voice wireless communication service reception start key 19d to receive a service such as i-mode. In this case,
When the non-voice wireless communication service information is transmitted from the base station, a receiving unit (not shown) of the antenna 20 and the wireless communication unit 21
The control unit 22 causes the memory 25 to store the received non-voice information.

When the cover open / closed state detecting section 27 detects the open / closed state of the cover, the detected information is transmitted to the control section 22. The control section 22 converts the non-voice information stored in the memory 25 based on the detection result into The first corresponding to the open / closed state of the main body case
Is displayed on either the display means 4 or the second display means 5.

FIG. 6 (a) shows the first display means and the second display means when there is an incoming call from the reception standby state in the foldable portable telephone device according to the first embodiment of the present invention. 5 is a flowchart illustrating a display operation. When the power of the foldable portable telephone device is turned on and in a reception standby state (step 1), if there is an incoming call (step 2), a ringing tone sounds and the incoming call lamp or the first display means is activated. The backlight of the second display means blinks (step 3).

The control section 22 obtains the open / closed state detection information from the cover open / closed state detection section 27 and determines whether or not the housing is closed (step 4). When the housing is closed, the control unit 22 displays incoming information such as the telephone number of the caller on the first display means 4 on the outer surface of the main housing (step 5). When the user opens the main body housing for talking (step 6), the incoming call information displayed on the first display means 4 is erased, and instead, the call time information such as the hourglass 10 is displayed, and the second Incoming information such as the telephone number of the caller is displayed on the display means 5 (step 8).

Since the first main body housing rotates around the hinge 3 and the top and bottom are reversed, the control unit 22 rotates the display of the first display means by 180 degrees (step 9). When the call start key 19a is pressed (step 10), the control unit 22 counts the talk time (step 11). Every time the call time elapses (step 12), the contents corresponding to the elapse of a predetermined time, such as a figure of an hourglass whose sand has decreased due to the elapse of time or a number of the accumulated call time, are displayed (step 1).
3). When the call ends (step 14), the display of the incoming call information is turned off, and thereafter, it is checked whether or not the main body housing is closed (step 15).

If it is closed, the display on the first display means 4 is rotated by 180 degrees (step 16) and the next incoming call is awaited.
When the body is open at the time of an incoming call, the incoming
(Step 7). If the main body is open at the end of the call, the system waits for the next incoming call (step 15).

FIG. 7 is a transition diagram showing, as an example, the transition of the call time information displayed on the first display means of the prepaid portable telephone capable of talking for 3 hours along with the passage of the call time. FIG. 7A shows the accumulated call time in which the first housing is closed and has just been obtained and is not in a call.
11 is “00:00”, and the hourglass 10 also indicates that the upper part is filled with sand. There is an incoming call, the first
When the main body case 1 is opened upward, the first main body case 1 is turned upside down around the hinge portion 3, but as shown in FIG. Makes the top and bottom look normal. After that, when the talk time elapses, FIG.
(C) As shown in (d), a display is made in which sand gradually falls from top to bottom and accumulates below.

When the first main body case 1 is closed after the call is finished, the top and bottom of the first main body case 1 are reversed, but as shown in FIG. It rotates to make it look normal. When there is an incoming call again, it is displayed as shown in FIGS. 7 (f), (g), (h), (i) and (j) in the same manner as the above operation.

FIG. 8 shows a second embodiment of the present invention, in which the outer shapes of the first main body housing 1 and the second main body housing 2 are made oval and the width direction of the main body housing is changed. Is supported by a hinge portion 3 shorter than the length of the opening and closing operation. Antenna 9 is second
The antenna housing portion 8 provided on the side surface of the main body housing 2 can be obliquely inserted into and removed from below from above.

FIG. 9 shows a state where the main body housing is opened. This is a form in which two egg-shaped body housings are connected by a hinge portion 3 having a short length, and the antenna 9 is arranged at a position where the two egg-shaped body housings are constricted.

FIGS. 10 and 11 show a state in which the antenna 9 is extended. In particular, as shown in FIG. 11, the antenna 9 is formed in a shape along the outer shape of the first main body housing 1 from the constricted position of the main body housing. And extends obliquely upward from the second main body housing. FIG.
(C) shows an external view of a hand-held state.

As clearly shown in the side views of FIGS. 9 (a) and 11 (a), a concave portion 28 is formed in the vicinity of the transmitter 15 and a convex portion is formed in the vicinity of the receiver 16. Convex part 29 raised
Is formed. In a state where the main body housing is closed, FIG.
10A, the concave portion 28 and the convex portion 29 are fitted to each other as shown in FIG. Further, although not shown, a biasing means such as a leaf spring or a torsion coil spring is provided in the hinge portion 3 so as to push each other when the main body housing is closed. Further, the urging means may include a magnet built in at the tip of the main body housing so that the magnets are attracted to each other when the main body housing is closed.

The concave concave portion near the transmitter 15 has an effect of collecting the voice of the speaker, and the convex portion raised near the receiver 16 allows the earphone to be inserted into the ear hole. This has the effect of transmitting sound as if it were inserted.

FIGS. 12 and 13 show a state in which the foldable portable telephone device according to the second embodiment of the present invention is stored in a pocket 31 of a garment 30. FIG. As shown in FIG. 12A, the first main body housing 1 is taken out of the pocket 31, the second main body housing 2 is put in the pocket 31, and the first main body housing 1 and the second main body It is housed in a form sandwiching the pocket 31 in the housing 2. When the main body housing is closed, the concave portion 28 and the convex portion 29 are fitted to each other, so that the concave portion 28 and the convex portion 29 are engaged with the cloth of the pocket 31 and serve as a clip. Although the conventional foldable portable telephone device is compact and falls down even if it is put in a pocket, it is safe because the concave portion 28 and the convex portion 29 serve to prevent falling.

FIG. 13 shows a state in which an incoming call is displayed when there is an incoming call in a state of being stored in the pocket 31. Here, the top of the incoming call is different from that of Fig. 1,
It keeps the top and bottom visible to the user with it in 31.

[0038]

As described above, according to the first aspect of the present invention, at least a foldable main body housing,
A foldable mobile phone device having a first display means on an outer surface of the main body casing and a second display means on an inner surface of the main body casing, wherein the main body casing is closed when the main body casing is closed. An incoming call is displayed on the first display means on the outer surface of the body, and an incoming call is displayed on the second display means on the inner surface of the main body housing when the main body housing is opened. This is a tatami-type mobile phone device. With this configuration, an incoming call can be displayed on the display means corresponding to the open / closed state of the main body housing.

Further, the invention according to claim 2 is characterized in that at least the incoming call display includes information on the telephone number of the caller or the name of the caller. This is a foldable mobile phone device. With this configuration, there is an effect that the information of the caller can be viewed even when the main body housing is closed.

According to a third aspect of the present invention, at least a foldable main body housing, a first display means on an outer surface of the main body housing, and a second display means on an inner surface of the main body housing. Wherein the main body housing is closed and the first display means displays incoming call information; Incoming information displayed on the display means is displayed on the second display means on the inner surface of the main body housing, and the contents displayed on the first display means are erased to display predetermined contents. The foldable portable telephone device according to claim 1 or 2, wherein the switching is performed as described above. With this configuration, when the main body casing is opened, the incoming information can be transferred to the second display means so that the incoming information can be seen, and the first display means can display the call time and the like. .

According to a fourth aspect of the present invention, the vertical display of the incoming call display displayed on the first display means on the outer surface of the main body housing and the second display means on the inner surface of the main body housing is provided. 2. The display method according to claim 1, wherein the direction displayed on the first display means on the outer surface of the main body casing is matched with the direction displayed on the second display means on the inner surface of the main body casing.
According to a third aspect of the present invention, there is provided a foldable portable telephone device. With this configuration, when the first main body housing is opened, the top and bottom of the first display means are reversed, but there is an effect that the image can be viewed in a correct vertical relationship.

According to a fifth aspect of the present invention, a display means is provided on an outer surface of the foldable main body housing, and the display means displays a talk time and a vertical direction which is displayed on the display means. Is a foldable type that is displayed in a first direction when the main body housing is closed, and is displayed in a so-called reverse direction rotated by 180 degrees from the first direction when the main body housing is opened. It is a mobile phone device. With this configuration, when the first main body housing is opened, the top and bottom of the first display means are reversed, but there is an effect that the image can be viewed in a correct vertical relationship.

According to a sixth aspect of the present invention, the display means is provided on the outer surface of the foldable main body housing, and the image displayed on the display means is in the first direction when the main body housing is closed. , And when the main body housing is opened, the display is displayed in a so-called reverse direction rotated by 180 degrees from the first direction. With this configuration, when the first main body housing is opened, the top and bottom of the first display means are reversed, but there is an effect that the image can be viewed in a correct vertical relationship.

According to a seventh aspect of the present invention, there is provided the foldable portable telephone device according to the sixth aspect, wherein the display means displays a talk time. With this configuration, there is an effect that the call time, such as a clock display, can be viewed in a correct vertical relationship.

The invention according to claim 8 is a foldable portable telephone in which a first main body housing having a receiver and a second main body housing having a transmitter are freely foldable by hinge means. Device, for a part of the handset or handset,
The corresponding portion of one main body casing is a convex portion raised in a convex shape, and the corresponding portion of the other main body housing is a concave concave portion, and when the main body housing is closed, the convex portion and the concave portion are formed. A foldable mobile phone device is provided, which is provided with biasing means for fitting each other and pressing each other or attracting each other. With this configuration,
There is an effect that the clothes can be stored in a pocket.

[Brief description of the drawings]

FIG. 1 (a) is a side view showing a state where a main body housing of a mobile phone device according to a first embodiment of the present invention is closed, and (b) a main body housing according to the first embodiment of the present invention is closed. Front view,
(C) a front view of the first embodiment of the present invention in a state where the main body housing is closed;

FIG. 2A is a side view of the mobile phone device according to the first embodiment of the present invention in a state where a main body housing is opened, and FIG. Front view,
(C) a rear view of the first embodiment of the present invention in a state where a main body housing is opened;

FIG. 3 (a) is a side view of the mobile phone device according to the first embodiment of the present invention in a state where a main body housing is closed and an antenna is extended, and (b) a main body according to the first embodiment of the present invention. Front view of the state where the housing is closed and the antenna is extended,

FIG. 4A is a side view of the mobile phone device according to the first embodiment of the present invention in which a main body housing is opened and an antenna is extended, and FIG. 4B is a main body according to the first embodiment of the present invention. Front view of the state where the housing is opened and the antenna is extended,

FIG. 5 is a block diagram showing a configuration of the mobile phone device according to the first embodiment of the present invention;

FIG. 6 is a flowchart showing a procedure for displaying incoming information and the like according to the first embodiment of the present invention;

FIG. 7 is a transition diagram illustrating call time information that changes with time according to the first embodiment of this invention;

8A is a side view of the mobile phone device according to the second embodiment of the present invention in a closed state, FIG. 8B is a front view of the mobile phone device in a closed state of the second embodiment of the present invention,

9A is a side view of the mobile phone device according to the second embodiment of the present invention in an open state, and FIG. 9B is a front view of the mobile phone device in an open state according to the second embodiment of the present invention.

FIG. 10 (a) is a side view of the mobile phone device according to the second embodiment of the present invention in which the main body housing is closed and the antenna is extended, and (b) the main body according to the second embodiment of the present invention. Front view of the state where the housing is closed and the antenna is extended,

FIG. 11A is a side view of the mobile phone device according to the second embodiment of the present invention in which a main body housing is opened and an antenna is extended, and FIG. 11B is a main body according to the second embodiment of the present invention. Front view of the state where the housing is opened and the antenna is extended,

FIG. 12 (a) is a side view showing a state in which a main body housing of a mobile phone device according to a second embodiment of the present invention is stored in a pocket of clothes, and (b) a main body according to the second embodiment of the present invention. Front view of a state where the housing is stored in a clothes pocket,

FIG. 13A is a side view showing a state in which a main body housing of the mobile phone device according to the second embodiment of the present invention is stored in a pocket of clothes, and FIG. 13B is a side view of the main body according to the second embodiment of the present invention. Front view of a state where the housing is stored in a clothes pocket,

14A is a side view of a conventional mobile phone device in a folded state, FIG. 14B is a front view of the conventional mobile phone device in a folded state, and FIG. 14C is a front view of the conventional mobile phone device in an open state. FIG.

[Description of Signs] 1 First main body housing 2 Second main body housing 3 Hinge part 4 First display means 5 Second display means 6 Magnet 7 Reed switch 8 Antenna storage part 9 Antenna 21 Wireless communication part 22 Control unit 23 Receiver unit 24 Transmitter unit 25 Memory 27 Cover open / closed state detection unit 28 Concave portion 29 Convex portion 31 Clothes pocket

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification FI FI Theme Court ゛ (Reference) H04B 7/26 109L (72) Inventor Ryoichi Kaiwa 4-3-1 Tsunashima Higashi, Kohoku-ku, Yokohama-shi, Kanagawa Matsushita Communication Industrial Co., Ltd. (72) Inventor Hidehiro Yanagihashi 4-3-1 Tsunashima Higashi, Kohoku-ku, Yokohama, Kanagawa Prefecture Inside Matsushita Communication Industrial Co., Ltd. Matsushita Communication Industrial Co., Ltd. (3-1) Matsushita Communication Industrial Co., Ltd. (72) Inventor Taku Suzuki 4-3-1 Tsunashima Higashi, Kohoku-ku, Yokohama-shi, Kanagawa Prefecture Matsushita Communication Industrial Co., Ltd. 4-3 Tsunashima Higashi, Kohoku-ku Matsushita Communication Industrial Co., Ltd. F term (reference) 5K023 AA07 BB11 DD08 HH04 HH07 5K027 AA11 BB02 FF03 FF22 MM17 5K067 AA34 BB04 EE02 FF02 FF05 FF07 FF13 FF23 FF32 KK17

Claims (8)

[Claims] 1. A body housing that is at least foldable;
A foldable mobile phone device having a first display means on an outer surface of the main body casing and a second display means on an inner surface of the main body casing, wherein the main body casing is closed when the main body casing is closed. An incoming call is displayed on the first display means on the outer surface of the body, and an incoming call is displayed on the second display means on the inner surface of the main body housing when the main body housing is opened. Tatami type mobile phone device. 2. The foldable portable telephone device according to claim 1, wherein at least the incoming call display includes information on a telephone number of the caller or a name of the caller. 3. A body housing that is at least foldable;
A foldable mobile phone device having a first display means on an outer surface of the main body housing and a second display means on an inner surface of the main body housing, wherein the main body housing is closed and the second When the main body housing is opened while displaying the incoming information on the first display means, the contents displayed on the first display means are displayed on the second display means on the inner surface of the main body housing. 3. The folding type device according to claim 1, wherein the content displayed on the first display means is erased, and the content is switched to display a predetermined content. Mobile phone device. 4. An up-down direction of an incoming call indication displayed on a first display means on an outer surface of the main body casing and a second display means on an inner face of the main body casing, the second display means being provided on an inner surface of the main body casing. 4. The foldable type according to claim 1, wherein the direction displayed on the first display means on the outer surface of the main body casing is matched with the direction displayed on the second display means as a reference. Mobile phone device. 5. A display means is provided on an outer surface of a foldable main body casing, and the display means displays a talk time, and the main body casing is closed in a vertical direction displayed on the display means. A foldable portable telephone device which displays in a first direction in a state, and displays in a so-called reverse direction rotated by 180 degrees from the first direction when the main body housing is opened. 6. A display means is provided on an outer surface of a foldable main body casing, and an image displayed on the display means is displayed in a first direction in a state where the main body casing is closed when the main body casing is closed. In the opened state, the display is displayed in a so-called reverse direction rotated by 180 degrees from the first direction. 7. The foldable portable telephone device according to claim 6, wherein said display means displays a talk time. 8. A foldable portable telephone device in which a first main body housing having a receiver and a second main body housing having a transmitter are made freely foldable by hinge means, wherein the receiver or the transmitter is used. For a certain part of the container, the corresponding portion of one main body casing is a convex portion raised in a convex shape, the corresponding portion of the other main body housing is a concave concave portion, and when the main body housing is closed, A foldable portable telephone device comprising a biasing means for fitting the protrusion and the recess to each other and pressing or attracting each other.