JP2001217740A - Portable radio device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To protect privacy from a third person. SOLUTION: A second casing 4 is connected to a first casing 2 so as to be opened/closed. The portable radio device is provided with a main display part 11 to be exposed when the second casing 4 is opened, a sub-display part 12 to be exposed despite of whether the second casing 4 is opened or closed, main illuminator 23A and sub-illuminator 23B for illuminating the main display part 11 and the sub-display part 12, respectively. This device is provided with a changeover switch 24 for alternatively selecting paths for supplying power and a variety of information to the main display part 11 and the sub-display part 12 and a detecting switch 21 for detecting the opening/closing state of the second casing 4. The device is provided with a control part 22 for controlling the changeover switch 24 so as to supply power to the sub-display part 12 in the state of closing the second casing 4 and to stop power supply to the sub-display part 12 in a sate of opening the second casing 4 on the basis of the detected result from the detecting switch 21.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable wireless device using various communication means, and more particularly to a foldable portable wireless device.

[0002]

2. Description of the Related Art Recently, a PDC capable of high-speed data transmission.
(Personal Digital Cellular), CDMA (Code Divi
sion multiple access), GSM (global system for
Mobile Communication) and PHS (Personal Handy-ph)
Portable wireless devices using communication means such as one system) are widely used, and W is being developed as a next-generation technology.
Devices using communication means such as CDMA (Wide band CDMA) and CDMA2000 are being developed. In order to enhance portability, a portable wireless device of this type is known to have a foldable structure. However, in such a foldable portable wireless device, when the portable wireless device is folded, the display unit becomes invisible from the outside. Had been lost. For this reason, as a portable wireless device having a structure in which a display function is not impaired even in a folded state, for example, as shown in Japanese Patent Application Laid-Open No. 6-37697, a second wireless device that can be viewed from the outside even when folded. Are provided.

[0003]

However, in the portable wireless device according to an example of the prior art, for example, if the second display is disposed on the back side of the first display,
When the user opens the portable wireless device to see the first display unit, the second display unit can be checked by a third party. In this case, if the second display unit remains in the on state, there is a risk that a third party may peep at the display contents, and there is a problem that privacy cannot be protected.

[0004] The present invention has been made in view of the above circumstances, and has as its object to provide a portable wireless device capable of protecting privacy for a third party.

[0005]

In order to solve the above-mentioned problems and achieve the above object, a portable wireless device according to the present invention comprises:
A portable wireless device including a voice input unit for receiving voice, a voice output unit for outputting voice, an input unit for inputting various signals, and a communication unit for performing communication of various communication data such as voice data, character data, and image data. Machine, the first
And a first housing rotatably connected to the first housing.
A second housing that can be opened and closed with respect to the first housing, a first display unit that is exposed when the second housing is opened, and a second housing that is exposed regardless of whether the second housing is opened or closed. Second display means, open / close detection means for detecting an open / close state of the second housing with respect to the first housing, and the first display means in accordance with a detection result by the open / close detection means. Expression driver display control means for controlling on / off of the second display means;
Control means for controlling the expression driver display control means to turn off the second display means when the second housing is detected to be in an open state by the open / close detection means. It is characterized by having.

According to the portable wireless device having the above configuration, when the second housing is open with respect to the first housing, the open / close detection means detects that the second housing is in the open state. In response to this detection result, the expression driver display control means turns off the second display means, thereby displaying the contents displayed on the second display means, for example, the partner at the time of an incoming call and at the time of starting. It is possible to prevent personal information such as the destination telephone number from being peeped by a third party, and to reliably protect privacy.

Further, in the portable wireless device according to the second aspect,
The second display means is disposed so as to face the first display means, and a first display means window is provided on an inner surface side of one of the first housing and the second housing. And a second display means window is formed on the back side.

According to the portable wireless device having the above-described configuration, when the user of the portable wireless device checks the display content displayed by the first display means from the window for the first display means, it is inevitable to use the second content. Even if the display means window is located at a position that can be confirmed by a third party, privacy can be reliably protected.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A portable wireless device according to an embodiment of the present invention will be described below with reference to the accompanying drawings. 1 and 2, reference numeral 1 denotes a portable wireless device according to the present embodiment. The portable wireless device includes a first housing 2 and a second housing 4 rotatably connected to an upper end of the first housing 2 by a hinge 3. By rotating the second housing 4 at the connection point by 3,
The second housing 4 is opened and closed with respect to the first housing 2. That is, the state where the second housing 4 is closed (FIG. 2)
2), the second housing 4 is opened (the state of FIG. 1) by rotating the second housing 4, and conversely, the second housing 4 is opened. By turning the second housing 4 in the reverse direction from the closed state, the second housing 4 is closed.

[0010] The first housing 4 is closed by closing the first housing 4.
A main display unit (first display unit) 11 is provided on the front side, which is a side to be combined with the housing 2, and a sub display unit (second display unit) 12 is provided on the back surface. . The main display unit 11 and the sub-display unit 12 are respectively a main display unit window (first display unit window) 11a and a sub-display unit window (second display unit) formed in the second housing 4. The main display unit 11 and the sub-display unit 12 display various contents. Further, the second housing 4 is provided with a speaker (sound output means) 13 at the upper end on the front side.

A plurality of operation keys (input means) 14 for operation are arranged on the front side of the first housing 2 closed by the second housing 4. Can be entered. Also,
The first housing 2 is provided with a microphone (speech input means) 15 at the lower end on the front side, and an extendable antenna 16 on the back side near the upper end. Communication of various communication data such as voice data, character data, and image data is performed via the antenna. And according to this portable wireless device 1,
With the second housing 4 opened, voice input is performed by the microphone 15, and a voice, a ringtone, an alarm, and the like of the other party are emitted from the speaker 13.

Next, the operation of the portable wireless device 1 will be described with reference to a functional block diagram shown in FIG. FIG.
In the figure, reference numeral 21 denotes a detection switch (open / close detection means). The detection switch 21 detects the open / closed state of the second housing 4 with respect to the first housing 2, and outputs a detection signal to a control unit (control means) 22. The second housing 4 is provided with a main illuminator 23A and a sub illuminator 23B, and the main illuminator 24A and the sub illuminator 24B provide a main display unit 1.
1 and the sub display unit 12 are respectively illuminated.

A changeover switch (expression driver display control means) 24 is connected to the main display unit 11 and the sub display unit 12. This changeover switch 24
Is for selectively selecting a supply path of power from the battery 25 to the main display unit 11 and the sub display unit 12 and a supply path of various information from the control unit 22. That is,
The control unit 22 is connected to the changeover switch 24, and the control unit 22 outputs a changeover control signal to the changeover switch 24 based on a detection signal from the detection switch 21. Reference numeral 25 denotes a battery that supplies all the power of the portable wireless device 1.

A radio section (communication means) 26 transmits and receives various communication data such as voice data, character data, and image data to and from the other terminal via the antenna 16 by using a radio communication line. Things. The communication data received by the wireless unit 26 is extracted by an audio processing unit (not shown), and the audio is output from the speaker 13. The voice input from the microphone 15 is input to the voice processing unit as a voice signal, converted from the voice processing unit into voice data, transmitted to the wireless unit 26 as communication data, and transmitted from the wireless unit 26 via the antenna 16. To be sent to the other party's terminal.

Next, the main display unit 11 is controlled by the control unit 22.
The control of the sub display unit 12 will be described. When the second housing 4 is closed from the open state, the control unit 22 determines that the second housing 4 is closed based on a detection signal from, for example, a detection switch 21 including a contact switch. Thereby, the control unit 22 outputs a switching control signal to the changeover switch 24 so as to supply the power of the battery 25 to the sub-display unit 12 to turn on the sub-display unit 12. Therefore, for example, only the sub display unit 12 is supplied with power from the battery 25 via the changeover switch 24,
Further, various information is transmitted from the control unit 22 to only the sub-display unit 12 and displayed.

Next, when the second housing 4 is opened from the closed state, based on the detection signal from the detection switch 21,
The control unit 22 determines that the second housing 4 has been opened. Thereby, the control unit 22 stops the power supply and the transmission of information to the sub-display unit 12 to turn it off, and further supplies power to the main display unit 11 to turn on the main display unit 11. , And outputs a changeover control signal to the changeover switch 24. Therefore, power from the battery 25 is supplied only to the main display unit 11 via the changeover switch 24, and various information is transmitted from the control unit 22 only to the main display unit 11 and displayed. Thereby, it is possible to prevent any information from being obtained from the sub-display unit 12 when the second housing 4 is opened.

As described above, according to the portable wireless device 1 according to the present embodiment, the sub display unit 12 is turned on only while the second housing 4 is closed, and the main display unit 11 is hidden. In addition to the fact that the operation state of the portable wireless device 1 can be grasped even when the main display unit 11 is opened and the user refers to the main display unit 11 when the second housing 4 is opened, By turning the unit 12 off, even if the sub-display unit 12 is arranged so that it can be confirmed by a third party as shown in FIG. 4, for example, there is a risk that any information can be stolen from the sub-display unit 12. Without privacy.

In the present embodiment, when the second housing 4 is closed, power from the battery 25 and various information from the control unit 22 are supplied only to the sub-display unit 12. However, the present invention is not limited to this. Power from the battery 25 and various information from the control unit 22 are supplied to the main display unit 11 and the sub-display unit
1 and 12 may be turned on. In the present embodiment, the main display unit 11 and the sub-display unit 12 are provided in the second housing 4, but the present invention is not limited to this. For example, the main display unit 11 and the sub-display The display unit 12 may be provided, or the main display unit 11 may be provided on one of the first and second housings 2 and 4, and the sub-display unit 12 may be provided on the first and second housings 2 and 4. May be provided on either of the other.

In this embodiment, the main illuminator 23 is controlled based on a detection signal from the detection switch 21.
A and power supply switching means for selectively switching the supply path of the illumination power to the sub-illuminator 23B may be provided,
By controlling the on / off state of the main illuminator 23A and the sub illuminator 23B in synchronization with the on / off state of the main display unit 11 and the sub display unit 12, waste of power can be eliminated. , Can make the battery last longer.

[0020]

As described above, according to the portable wireless device of the first aspect of the present invention, the second housing is provided with respect to the first housing.
By turning off the second display means by the expression driver display control means when the housing of the device is open, the display contents displayed on the second display means, for example, the partner at the time of incoming and outgoing It is possible to prevent personal information such as the destination telephone number from being peeped by a third party, and to reliably protect privacy. Further, according to the portable wireless device of the present invention described in claim 2, when the user of the portable wireless device checks the display content of the first display means from the first display means window,
Even if the second display means window is inevitably located at a position that can be confirmed by a third party, privacy can be reliably protected.

[Brief description of the drawings]

FIG. 1 is a perspective view of a portable wireless device illustrating a configuration and a structure of a portable wireless device according to an embodiment of the present invention.

FIG. 2 is a perspective view of the portable wireless device shown in FIG. 1 in a folded state.

FIG. 3 is a functional block diagram illustrating an operation of the portable wireless device shown in FIG.

FIG. 4 is a diagram illustrating a use state of the portable wireless device illustrated in FIG. 1;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Portable radio | wireless device 2 1st housing | casing 4 2nd housing | casing 11 Main display part (1st display means) 12 Sub display part (2nd display means) 13 Speaker (sound output means) 14 Operation key (input) Means) 15 microphone (voice input means) 21 detection switch (open / close detection means) 22 control unit (control means) 24 changeover switch (expression driver display control means) 26 wireless unit (communication means)

Claims (2)

[Claims] 1. A voice input unit for receiving voice, a voice output unit for outputting voice, an input unit for inputting various signals, and a communication unit for communicating various communication data such as voice data, character data, and image data. A first housing, and a second housing rotatably connected to the first housing and capable of opening and closing with respect to the first housing. A first display unit that is exposed when the second housing is opened, a second display unit that is exposed regardless of whether the second housing is opened or closed, and a second display unit that is exposed to the first housing. Open / close detection means for detecting the open / close state of the second housing, and expression driver display control for controlling on / off of the first display means and the second display means according to the detection result by the open / close detection means Means for detecting that the second housing is open by the open / close detection means. Control means for controlling the expression driver display control means so as to turn off the second display means when it is issued. 2. The second display means is disposed so as to face the first display means, and a first display means is provided on an inner surface of one of the first housing and the second housing. 2. The portable wireless device according to claim 1, wherein a window for the display means is formed, and a second window for the display means is formed on the back side.