JP2001285474A - Portable radio terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable radio terminal capable of communicating information between portable radio terminals by utilizing the display part of the portable radio terminal without using independent optical transmitting and receiving parts. SOLUTION: This terminal is provided with a memory 11 storing information, an external information 10 performing switching between speech communication of a telephone set and a data communication by the display part, the display part 13 receiving an optical signal from the outside in the data communication by the display part, an optical data processing part 14 processing the data information of the optical signal obtained from the display part, and a controller 12 demodulating the data information from the optical data processing part and storing the data information in the memory, the display part stores the data information optically received from the outside in the memory, the controller 12 also reads memory information to transmit the memory information to the display part 13, and the display part 13 displays the memory information and performs an optical communication with another radio portable terminal by optically transmitting the displayed information.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wireless portable terminal capable of performing information communication between wireless portable terminals using a display section of the wireless portable terminal.

[0002]

2. Description of the Related Art Conventionally, information communication between information terminals has been described.
The one disclosed in Japanese Patent Application Laid-Open No. 9-269932 is known. For example, as shown in FIG. 3, wireless portable terminals provided with an infrared port P are configured to perform information communication by infrared rays, and transmit information stored in a memory of another portable information terminal by infrared rays. It is made possible to use it.

[0003]

However, in the conventional wireless portable terminal, for example, the user inputs his / her telephone number stored in the memory of the wireless portable terminal into the memory of another wireless portable terminal by himself / herself. There is a drawback that direct input has to be performed using an external interface such as a key sheet of a portable terminal. Also, by using a wireless portable terminal that also has an infrared port, the above work can be omitted,
In order to perform information communication using the infrared port, an infrared port including an infrared light emitting element, an infrared light receiving element, and a drive circuit is required in an independent form, which makes it difficult to reduce the size of the wireless portable terminal.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems.
An object of the present invention is to provide a wireless portable terminal capable of performing information communication between wireless portable terminals without using an independent optical transmission / reception port.

[0005]

According to the present invention, there is provided a wireless portable terminal, comprising: a memory for storing information; an external interface for switching between telephone calls and data communication by a display unit; And a display unit for displaying the information read by the controller, and the display unit transmits the displayed information by light. With this configuration, information can be optically transmitted by the display unit without using an independent infrared port.

A wireless portable terminal according to the present invention includes a memory for storing information, an external interface for switching between telephone calls and data communication by a display unit, and a display for receiving an optical signal from outside in data communication by the display unit. Unit, an optical data processing unit that processes data information of the optical signal obtained from the display unit, and a controller that demodulates the data information from the optical data processing unit and stores it in the memory, The data information received from the outside by the unit is stored in the memory. With this configuration, a function of receiving an optical signal is provided on the display unit of the wireless portable terminal, and information can be optically received without using an independent infrared port.

[0007] In the wireless portable terminal according to the present invention, the controller further reads information from the memory and sends the information to the display unit, and the display unit further displays information from the controller, and transmits the displayed information by optical transmission. It has a configuration to do. With this configuration, the display unit has a function of transmitting and receiving an optical signal, and bidirectional optical information communication can be performed by the display unit.

A wireless portable terminal according to the present invention comprises: a memory for storing information; an external interface for switching between telephone calls and data communication by a display unit; and reading data from the memory in data communication by the display unit.
It has a controller for converting to a two-dimensional code, and a display unit for displaying the two-dimensional code converted by the controller, and the display unit has a configuration of transmitting the displayed two-dimensional code by light. With this configuration, the two-dimensional code information displayed on the display unit can be optically transmitted without using an independent infrared port.

A wireless portable terminal according to the present invention includes a memory for storing information, an external interface for switching between telephone communication and data communication by a display unit, and a display for receiving an optical signal from outside in data communication by the display unit. Unit and the data information of the optical signal obtained from the display unit
A two-dimensional code processing unit that converts the two-dimensional code into a two-dimensional code; a controller that demodulates the two-dimensional code from the two-dimensional code processing unit and stores the two-dimensional code in the memory; It has a configuration in which information is stored in a memory. With this configuration, a function of receiving and demodulating the two-dimensional code signal is provided, and the two-dimensional code information can be optically received by the display unit without using an independent infrared port.

In the wireless portable terminal according to the present invention, the controller further reads out the information in the memory, converts the information into two-dimensional code information, and sends it to the display unit, and the display unit further transmits the two-dimensional code information from the controller. Is displayed, and the displayed information is optically transmitted. With this configuration, the display unit has a function of transmitting and receiving the optical signal of the two-dimensional code signal, and bidirectional optical information communication can be performed by the display unit.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, first to sixth embodiments of the present invention will be described in detail with reference to FIGS. (First Embodiment) First, a wireless portable terminal according to a first embodiment of the present invention will be described with reference to FIG. FIG. 1 shows a configuration of a wireless portable terminal according to the first embodiment. The wireless portable terminal 1 includes an external interface 10 for switching between a telephone call with another telephone set and a data communication using the display unit 13. , A memory 12 for storing various information such as telephone numbers, a controller 12 for controlling operating blocks and reading out information stored in the memory 11 and displaying the information on a display unit 13, and information displaying and displaying memory information And a display unit 13 for transmitting the same as an optical signal to another wireless portable terminal or the like.

Next, the operation of the wireless portable terminal according to the first embodiment of the present invention will be described with reference to FIG. First, the memory 11 stores information such as a telephone number, and switches between performing a call with another telephone using the external interface 10 or performing data communication using the display unit 13. Therefore, when transmitting the stored information to another wireless portable terminal or the like, the controller 12 controls the blocks necessary to execute the function selected by the external interface 10 and also transmits the information stored in the memory 11. The information is read out and displayed on the display unit 13, and the display unit 13 optically transmits the displayed information as an optical signal to a partner wireless portable terminal or the like.

With this configuration, the storage information stored in the memory 11 in the wireless portable terminal 1 is displayed on the display unit 13 and transmitted from the display unit 13 to the other wireless portable terminal as an optical signal. can do.

(Second Embodiment) Next, a wireless portable terminal according to a second embodiment of the present invention will be described with reference to FIG. The wireless portable terminal 1 shown in FIG. 1 includes a display unit 13 for receiving an optical signal from a partner wireless portable terminal or the like, and optical data to process data information of the optical signal obtained from the display unit 13 and send to the controller 12. It comprises a processing unit 14 and a controller 12 that controls each block and demodulates data information from the optical data processing unit 14 and stores it in the memory 11. In addition, the external interface 10 and the memory 11 are configured in the same manner as in the first embodiment.

Next, the operation of the wireless portable terminal according to the second embodiment of the present invention will be described with reference to FIG. First, the display unit 13 receives an optical signal and outputs its data information, the optical data processing unit 14 processes the data information output from the display unit 13 and sends it to the controller 12, and the controller 12 In addition to controlling the blocks required to execute the function selected by 10, the memory 1 demodulates data information obtained from the optical data processing unit 14 and
1 is stored.

With this configuration, data information stored in a memory of another wireless portable terminal or the like can be received by the display unit 13 as an optical signal and stored in the memory 11.

(Third Embodiment) Next, a wireless portable terminal according to a third embodiment of the present invention will be described with reference to FIG. The wireless portable terminal 1 shown in FIG. 1 includes an external interface 10, a memory 11, a controller 12, a display unit 13, and an optical data processing unit 14, which are of the first and second embodiments. This is the same as that described above. However, the display unit 13 has both functions of transmitting and receiving the displayed information signal, and the controller 12 reads out the information of the memory 11 and sends it to the display unit 13 to transmit the received information obtained from the optical data processing unit 14. It has both functions of demodulating and writing to the memory 11.

Next, the operation of the wireless portable terminal according to the third embodiment of the present invention will be described with reference to FIG. First, the memory 11 stores various information such as a telephone number, and switches between performing a call with another telephone using the external interface 10 or performing data communication using the display unit 13. Then, when the display unit 13 receives an optical signal transmitted from another wireless portable terminal or the like and outputs the data information, the optical data processing unit 14 processes the data information from the display unit 13 and outputs the data information to the controller 12. I do. The controller 12 demodulates the data information obtained from the optical data processing unit 14 and writes the data information in the memory 11. Further, the controller 12 reads the information in the memory 11 and causes the display unit 13 to display the information, and the display unit 13 optically transmits the displayed information as an optical signal to another wireless portable terminal or the like. With this configuration, the optical communication using the display unit is performed between the two wireless portable terminals.
Data communication can be performed in both directions.

(Fourth Embodiment) Next, a wireless portable terminal according to a fourth embodiment of the present invention will be described with reference to FIG. The wireless portable terminal 2 shown in FIG. 2 includes an external interface 10 for switching between a telephone call with another telephone set and a data communication using a barcode as a two-dimensional code using the display unit 13, and various information such as a telephone number. A memory 12 for storing, a controller 12 for controlling operating blocks, reading information stored in the memory 11, converting the information into a barcode, and displaying the barcode on a display unit 13;
And a display unit 13 for displaying the barcode and transmitting the displayed barcode as an optical signal.

Next, the operation of the wireless portable terminal according to the fourth embodiment of the present invention will be described with reference to FIG. The memory 11 stores information such as a telephone number, and the external interface 10 switches between performing a telephone call with another telephone or performing data communication using a bar code.
Therefore, when transmitting the stored information to another wireless portable terminal or the like, the controller 12 controls the blocks necessary to execute the function selected by the external interface 10, and transmits the information stored in the memory 11. The barcode is converted into a read barcode signal and sent to the display unit 13. The display unit 13 displays the barcode and optically transmits the displayed barcode as an optical signal to another wireless portable terminal or the like.

With this configuration, the information stored in the memory of the wireless portable terminal is displayed on the display unit as a bar code, and the displayed bar code is converted into a bar code optical signal. It can be transmitted to a terminal or the like.

(Fifth Embodiment) Next, a wireless portable terminal according to a fifth embodiment of the present invention will be described with reference to FIG. The wireless portable terminal 2 shown in FIG. 2 receives a light signal from a partner wireless portable terminal or the like, and converts data information obtained from the display unit 13 into barcode data and sends the barcode data to the controller 12 2 A bar code data processing unit 20 as a dimension code processing unit, and a controller 12 that controls each block and demodulates bar code data obtained from the bar code data processing unit 20 and stores it in the memory 11 are provided. It is composed. In addition, the external interface 10 and the memory 11 are configured in the same manner as in the fourth embodiment.

Next, the operation of the wireless portable terminal according to the fifth embodiment of the present invention will be described with reference to FIG. First, when the display unit 13 receives a barcode optical signal transmitted from a display unit of another wireless portable terminal or the like, the display unit 13 sends data information of the optical signal to the barcode data processing unit 20 and outputs barcode data. The controller 12 is an external interface 1
In addition to controlling the blocks required to execute the function selected by 0, the barcode data obtained from the barcode data processing unit 20 is demodulated into storage information and stored in the memory 11.

With this configuration, information stored in a memory of another wireless portable terminal or the like can be received by the display unit 13 as an optical signal of barcode data and stored in the memory 11. .

(Sixth Embodiment) Next, a wireless portable terminal according to a sixth embodiment of the present invention will be described with reference to FIG. The wireless portable terminal 2 shown in FIG. 2 includes an external interface 10, a memory 11, a controller 12, a display unit 13, and a barcode data processing unit 20, which are used in the fourth and fifth embodiments. This is the same as that described in the embodiment. However, the display unit 13 has both functions of transmitting the displayed barcode as an optical signal or receiving the optical signal, and the controller 12 reads the information of the memory 11 and converts it into a barcode signal, It has both functions of displaying and transmitting, demodulating the barcode data obtained from the barcode data processing unit 20, and writing it to the memory 11 as storage information.

Next, the operation of the wireless portable terminal 2 according to the sixth embodiment of the present invention will be described with reference to FIG. First, the memory 11 stores information such as a telephone number, and the external interface 10 switches between performing a call with another telephone or performing data communication using a bar code. Thus, the display unit 13 outputs data information in which the barcode signal transmitted from the display unit 13 of another wireless portable terminal or the like is received as an optical signal. The barcode data processing unit 20 converts the data information output from the display unit 13 into barcode data and sends it to the controller 12. The controller 12 controls the blocks necessary to execute the function selected by the external interface, and demodulates the barcode data obtained from the barcode data processing unit 20 into storage information and stores it in the memory 11. Further, the controller 12 reads out the information stored in the memory 11, converts the information into barcode data, and causes the display unit 13 to display the barcode. The display unit 13 transmits the displayed barcode as an optical signal of a barcode to a wireless mobile terminal or the like of the other party.

With this configuration, bidirectional data communication can be performed between the two wireless portable terminals by using a bar code optical signal using the display unit.

[0028]

The wireless portable terminal according to the present invention is constructed as described above. In particular, the data displayed on the display unit is transmitted and received as an optical signal using the display unit. Since optical information communication can be performed between wireless portable terminals with a simple configuration without providing a transmitting / receiving means, the wireless portable terminal can be made compact despite the provision of an optical information transmitting / receiving function.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a wireless portable terminal according to first to third embodiments of the present invention;

FIG. 2 is a block diagram showing a configuration of a wireless portable terminal according to fourth to sixth embodiments of the present invention;

FIG. 3 is a block diagram showing a configuration of a conventional information communication using infrared rays.

[Explanation of symbols]

P Information terminal such as personal computer S Infrared port 1 Wireless mobile terminal capable of information communication using display unit 2 Wireless mobile terminal capable of information communication using bar code 10 External interface 11 Memory 12 Controller 13 Display unit 14 Optical data processing unit 20 Bar code data processing unit

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04M 11/00 302

Claims (6)

[Claims] A memory for storing information; an external interface for switching between telephone calls and data communication by a display unit; a controller for reading information from the memory in data communication by the display unit; And a display unit for displaying the read information, wherein the display unit performs optical transmission using the display. 2. A memory for storing information, an external interface for switching between telephone communication and data communication by a display unit, a display unit for receiving an optical signal from outside in data communication by the display unit, and the display unit An optical data processing unit that processes data information of an optical signal obtained from the optical data processing unit; and a controller that demodulates data information from the optical data processing unit and stores the demodulated data information in the memory. A wireless portable terminal characterized in that the data information is stored in a memory. 3. The method according to claim 2, wherein the controller further reads information from the memory and sends the information to the display unit, and the display unit further displays the information from the controller and transmits the information by light. The wireless portable terminal according to claim 2, wherein: 4. A memory for storing information, an external interface for switching between telephone calls and data communication by a display unit, and a controller for reading information from the memory and converting it into a two-dimensional code in the data communication by the display unit. When,
A display unit for displaying the two-dimensional code converted by the controller, wherein the display unit optically transmits the two-dimensional code by the display. 5. A memory for storing information, an external interface for switching between telephone call and data communication by a display unit, a display unit for receiving an optical signal from outside in data communication by the display unit, and the display unit A two-dimensional code processing unit that converts the data information of the optical signal obtained from the two-dimensional code into a two-dimensional code, and a controller that demodulates the two-dimensional code from the two-dimensional code processing unit and stores the two-dimensional code in the memory, A wireless portable terminal wherein two-dimensional code information optically received from the outside by a display unit is stored in a memory. 6. The controller further reads the information in the memory, converts the information into two-dimensional code information, and sends it to the display unit.
The wireless portable terminal according to claim 5, wherein the display unit further displays two-dimensional code information from the controller, and optically transmits the displayed information.