JP2003078965A - Small-sized mobile display device, mobile communication system and mobile phone - Google Patents

Abstract

PROBLEM TO BE SOLVED: To confirm information of a mobile phone such as received electronic mail without the need for extracting the mobile phone from a pocket of clothing or a bag or the like. SOLUTION: In the mobile communication system comprising a small-sized mobile display device 2 with a near distance wireless communication function and a mobile phone 1 with the near distance wireless communication function, the mobile phone 1 uses the near distance wireless communication function in response to a transmission request of the small-sized mobile display device 2 to transmit information of the mobile phone 1 to the small-sized mobile display device 2 and the small-sized mobile display device 2 displays the received information.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a small portable display device capable of communicating with a portable telephone device, a portable communication system and a portable telephone device composed of this small portable display device and portable telephone device.

[0002]

2. Description of the Related Art Recent mobile phone devices are generally equipped with a function of sending and receiving electronic mail. In such a mobile phone device, when an electronic mail is received, the contents of the mail are naturally displayed and confirmed on the display unit of the mobile phone device.

[0003]

However, the mobile phone device can display the received e-mail on the display unit and read the content, but the mobile phone device is not always always carried. Absent. Further, since the mobile phone device is kept in a pocket of clothes, a bag, or the like, it takes time and effort to take out the mobile phone device each time to check the content of the received e-mail. It was.

The present invention has been made in view of such circumstances, and confirms information contained in a mobile phone device such as an electronic mail received without taking out the mobile phone device from a pocket of clothes, a bag, or the like. An object of the present invention is to provide a small portable display device, a mobile communication system, and a mobile phone device that can be used.

[0005]

In order to achieve the above object, the invention according to claim 1 is a small portable display device having a short-distance wireless communication function, and a portable telephone device having a short-distance wireless communication function. A mobile communication system including: the mobile phone device transmits information held by the mobile phone device to the small mobile display device using the short-range communication function in response to a transmission request from the small mobile display device. However, the small portable display device displays the received information.

According to the first aspect of the present invention, the portable telephone device uses the short-range communication function in response to a transmission request of the small portable display device and stores the information held by the portable telephone device in the small portable display device. Since the small portable display device displays the received information, the information received by the mobile phone device such as e-mail is taken out without removing the mobile phone device from the pocket of clothes or the bag. Can be confirmed.

According to a second aspect of the present invention, there is provided a small portable display device of a portable communication system for performing communication between a portable telephone device and a small portable display device by using a short-range communication function. It is characterized in that the mobile phone device is requested to transmit necessary information, and the information transmitted from the mobile phone device is received and displayed based on the transmission request.

According to the second aspect of the present invention, the short-distance communication function is used to request the portable telephone device to transmit the necessary information, and the portable telephone device transmits the required information. Since I received the information and tried to display it,
It is possible to confirm the information held by the mobile phone device such as the received electronic mail without taking out the mobile phone device from the pocket of the clothes, the bag or the like.

According to a third aspect of the present invention, there is provided a portable telephone device of a portable communication system for performing communication between a portable telephone device and a small portable display device by using a short-range communication function. The requested information is transmitted to the small portable display device in response to a transmission request from the portable display device.

According to the third aspect of the invention, the requested information is transmitted to the small portable display device in response to a transmission request from the small portable display device using the short-range communication function. Therefore, the information held by the mobile phone device, such as an electronic mail, can be confirmed by the small mobile display device without taking out the mobile phone device from the pocket of clothes, the bag, or the like.

[0011]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described in detail below with reference to the drawings. FIG. 1 shows the configuration of the mobile communication system according to the embodiment of the present invention. In the figure, the mobile communication system according to the present embodiment includes a mobile phone device 1 having a short-range wireless communication function and a small mobile display device 2 having a short-range wireless communication function.

The mobile phone unit 1 is a short-range wireless communication unit 110.
And the small portable display device 2 has a short-range wireless communication unit 21.
And a display unit 23. In the above-described configuration, the mobile phone device 1 has the mobile phone device 1 in response to a transmission request output from the short-range wireless communication unit 21 of the small mobile display device 2.
Information (for example, received e-mail) is transmitted to the small portable display device 2 from the short-range wireless communication unit 110, and the small portable display device 2 displays the received information on the display unit 23.

Next, FIG. 2 shows the structure of the small portable display device 2 shown in FIG. In the figure, a small portable display device 2
Realizes a short-range wireless communication unit 21 having a short-range communication function such as Bluetooth, a CPU 22 that controls each unit, a display unit 23 that displays information received from the mobile phone device 1, a display function and a communication function. An operation unit 2 having a ROM 24 in which a program and fixed data for executing the operation are stored, a RAM 25 for temporarily storing and holding received information, and operation keys for performing operations such as a power key, transmission / reception, and display.
6 and 6. Short-range wireless communication unit 21, CPU2
2, display unit 23, ROM 24, RAM 25 and operation unit 2
6 are mutually connected via a bus 27.

The small portable display device 2 having the above structure is
For example, various forms such as a wrist watch type, a chest pocket storing type, and a pendant type can be adopted, and by adopting such a form, the small portable display device can be worn at all times. The small portable display device 2 is not limited to the above-described form, and may be in any form as long as it can be worn at all times.

Next, FIG. 3 shows the configuration of the portable telephone device 1 shown in FIG. In FIG. 1, the mobile phone device 1 includes a CPU 100 that controls the operation of each unit so as to have a function as a telephone, a game machine, a music player, or the like by executing various programs, and various programs and fixed data. ROM 102 and RAM 104 to be stored
, Telephone directory memory 105, operation input unit 106, vibrator 108, short-range wireless communication unit 110, A / D
Converter 111, wireless communication unit 112, voice processing unit 11
4, a music reproducing unit 116, a display unit 118, an interface (I / F) 120, a microphone 122, a receiving speaker 124, and an incoming speaker 126.

The ROM 102 stores fixed data such as music data for incoming melody and application programs such as game software, in addition to programs for realizing various functions. Further, the RAM 104 stores various data downloaded through a network such as the Internet, programs, electronic mail, or data such as music data fetched from an external audio device through the interface 120. .

The telephone directory memory 105 is adapted to store the name of each individual and the telephone number and password associated with the name of each individual. The display unit 118 is, for example, a liquid crystal display (LCD) that displays various data. The operation input unit 106 is, specifically, a start key used to start a call, an end key used to end a call (also serves as a power key), various function keys including a numeric key, a menu key, and the like. It consists of

The short-range wireless communication unit 110 has a short-range communication function such as Bluetooth and transmits / receives data to / from the short-range wireless communication unit 21 in the small portable display device 2.
The wireless communication unit 112 demodulates the signal received via the antenna 20 and modulates the signal transmitted to the outside to generate the signal from the antenna 2.
Send through 0. The voice processing unit 114 decodes the voice signal received from the wireless communication unit 112, outputs the voice signal to the receiving speaker 124, compresses and encodes the voice signal input from the microphone 122, and outputs the voice signal to the wireless communication unit 112.

The music reproducing section 116 reproduces a music as an incoming melody for notifying an incoming call when an incoming call is received and outputs it to the incoming speaker 126, or the ROM 102 or the RAM.
The music stored in 104 is reproduced. The input end of the interface (I / F) 120 is connected to an input terminal (not shown), and desired music data can be stored in the RAM 104 by connecting to an external audio device via the input terminal. It is like this.

CPU 100, ROM 102, RAM 10
4, telephone directory memory 105, operation input unit 106, vibrator 108, short-range wireless communication unit 110, wireless communication unit 11
2, audio processing unit 114, music reproducing unit 116, display unit 11
8 and the interface (I / F) 120 are the bus 90.
Are connected to each other via.

The operation of the mobile communication system according to the embodiment of the present invention having the above configuration is shown in FIGS. 4 and 5. Figure 4
Shows the operation of the small portable display device 2, and FIG.
The operation of each is shown. In these figures,
When the user operates the operation unit 26 of the small portable display device 2 to instruct the transmission request of the received e-mail (step 200), the transmission request message of the received e-mail is transmitted from the short-range wireless communication unit 21 to the mobile phone device. 1 (step 201).

In the mobile phone device 1, the short-distance wireless communication unit 110 receives the transmission request message (step 300). Then, in the mobile phone device 1, the RAM 25 stores whether or not there is any received e-mail. It judges by referring to the content (step 301). If it is determined in step 301 that there is no received e-mail, the small portable display device 2 is notified that there is no received e-mail (step 305), and the mobile phone device 1 is shown in FIG. The execution of the process ends.

If it is determined in step 301 that there is a received electronic mail, the received electronic mail is read from the RAM 104 (step 302) and transmitted to the small portable display device 2 (step 303). .
After that, when a message indicating that the reception of the mail is completed is received from the small mobile display device 2 (step 304), the mobile phone device 1 ends the execution of the processing shown in FIG.

On the other hand, in the small portable display device 2, when the received electronic mail is received from the mobile telephone device 1 (step 202), the received electronic mail is stored in the RAM 25 (step 203), and the reception of the mail is completed. A message to that effect is transmitted to the mobile phone device 1 (step 20).
4). Then, the content of the received e-mail stored in the RAM 25 is displayed on the display unit 23 (step 20).
5). If the received electronic mail cannot be received from the mobile phone device 1 in step 202, it is determined whether or not a message indicating that there is no received electronic mail has been received from the mobile phone device 1 (step 206). When the message indicating that there is no received e-mail is received from the mobile phone device 1, the small mobile display device 2 ends the execution of the process shown in FIG.

As described above, according to the mobile communication system according to the present embodiment, the mobile phone device uses the near field communication function in response to the transmission request from the small mobile display device to store the information stored in the mobile phone device. Since the small portable display device is configured to display the received information by transmitting it to the small portable display device, the portable telephone device such as an electronic mail received without removing the portable telephone device from a pocket of clothes, a bag, or the like. The information that the device has can be confirmed.

Further, according to the small portable display device according to the present embodiment, the short-distance communication function is used to request the portable telephone device to transmit necessary information, and the portable telephone is based on the transmission request. Since the information transmitted from the device is received and displayed, the mobile phone device can be used as a pocket for clothes.
Alternatively, the information held by the mobile phone device, such as the received electronic mail, can be confirmed without taking it out from the bag or the like.

Further, according to the portable telephone device of the present embodiment, the requested information is transmitted to the small portable display device in response to the transmission request from the small portable display device using the short-distance communication function. Therefore, the information held by the mobile phone device such as an electronic mail can be confirmed by the small mobile display device without taking out the mobile phone device from the pocket of clothes, the bag, or the like.

[0028]

According to the invention as set forth in claim 1, the portable telephone device uses the near field communication function in response to a transmission request of the small portable display device to transfer the information held by the portable telephone device to the small portable device. Since the small portable display device displays the received information by transmitting it to the display device, the received mobile phone device such as e-mail can be received without taking out the mobile phone device from the pocket of clothes, the bag or the like. You can check the information you have.

According to the second aspect of the present invention, the short-distance communication function is used to request the mobile telephone device to transmit the necessary information, and the mobile telephone device transmits the information based on the transmission request. Since I received the information and tried to display it,
It is possible to confirm the information held by the mobile phone device such as the received electronic mail without taking out the mobile phone device from the pocket of the clothes, the bag or the like.

According to the third aspect of the invention, the requested information is transmitted to the small portable display device in response to a transmission request from the small portable display device using the short-range communication function. Therefore, the information held by the mobile phone device, such as an electronic mail, can be confirmed by the small mobile display device without taking out the mobile phone device from the pocket of clothes, the bag, or the like.

[Brief description of drawings]

FIG. 1 is a diagram showing a configuration of a mobile communication system according to an embodiment of the present invention.

FIG. 2 is a block diagram showing the configuration of the small portable display device shown in FIG.

FIG. 3 is a block diagram showing the configuration of the mobile phone device shown in FIG.

FIG. 4 is a flowchart showing the operation of the small mobile display device in the mobile communication system according to the embodiment of the present invention shown in FIG.

5 is a flowchart showing the operation of the mobile phone device in the mobile communication system according to the embodiment of the present invention shown in FIG.

[Explanation of symbols]

1 ... Mobile phone device, 2 ... Small portable display device, 21, 11
0 ... Short-range wireless communication unit, 22, 100 ... CPU, 23,
118 ... Display unit, 24, 102 ... ROM, 25, 104
... RAM, 26 ... Operation unit, 105 ... Phonebook memory, 10
6 ... Operation input unit, 108 ... Vibrator, 112 ... Wireless communication unit, 114 ... Voice processing unit, 116 ... Music reproduction unit, 1
20 ... Interface, 122 ... Microphone, 124 ... Receive speaker, 126 ... Incoming speaker

Claims (3)

[Claims] 1. A mobile communication system comprising a small mobile display device having a short-range wireless communication function and a mobile phone device having a short-range wireless communication function, wherein the mobile phone device is the same as the small mobile display device. A mobile phone characterized in that it uses the short-range communication function in response to a transmission request to transmit information held by the mobile phone device to the small portable display device, and the small portable display device displays the received information. Communications system. 2. A small mobile display device of a mobile communication system for performing communication between a mobile phone device and a small mobile display device by using a short-range communication function, comprising: Make a send request,
A small portable display device, which receives and displays information transmitted from the mobile phone device based on the transmission request. 3. A mobile phone device of a mobile communication system for performing communication between a mobile phone device and a small mobile display device using a short-range communication function, wherein the mobile phone device responds to a transmission request from the small mobile display device. And transmitting the requested information to the small portable display device.