JP2003198672A - Portable communication terminal and its control method - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To establish communication through Bluetooth between terminals with easy operations. <P>SOLUTION: When an initiator terminal transmits requests for a communication start, the initiator terminal transmits together with identification information of own Bluetooth communication device 13, if an accepter terminal agrees to the requests from the initiator terminal, the accepter terminal establishes the Bluetooth connection session between an initiator terminal of the source of transmission based on the identification information of the Bluetooth communication device 13 transmitted together with the requests. The acceptor terminal stores the identification information into a terminal information memory 17 in association with the identification information of the initiator terminal, the initiator terminal stores the identification information of the own Bluetooth communication device 13 transmitted together with the requests in association with the identification information of the acceptor terminal into a notified information memory 18. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication terminal and a control method therefor, and more particularly to a mobile communication terminal and a control method therefor capable of seamlessly establishing Bluetooth communication by a simple operation.

[0002]

2. Description of the Related Art In recent years, small and high-performance mobile communication terminals such as mobile phones and PHS have been widely spread, and these mobile communication terminals can be used not only for voice calls but also for access to the Internet and electronic mail. It is diversified such as transmission / reception, and reception of predetermined content from a predetermined server. Further, the data communicated by these mobile communication terminals are diversified such as text data, audio data, image data, program data, and the like.

Further, a mobile communication terminal is equipped with a short-distance wireless communication function represented by Bluetooth, and direct communication between terminals having this short-distance wireless communication function, that is, without going through a server or a general communication network. There is a device that enables direct exchange of information between terminals, and it is used not only between mobile communication terminals but also with a PC equipped with a short-range wireless communication function to dial-up connection to the Internet etc. The form is expanding further.

By the way, in order to transmit / receive data using Bluetooth, first, before transmitting / receiving data,
A Bluetooth connection must be established between the desired terminals. Further, the Bluetooth communication function mounted on the communication terminal is normally not activated, that is, not activated, when it is not used.

Therefore, when starting communication between a plurality of terminals, first, the Bluetooth
You need to activate the oth function and establish a connection between them.

[0006]

However, when it is desired to perform Bluetooth communication between mobile phones,
Since the procedure to start the communication application differs depending on whether the Bluetooth function of the other terminal is active,
Conventionally, the user requests the other party to communicate with to activate Bluetooth and then waits for reception.
Negotiation such as having the other side issue a connection request is performed, and based on the result of the negotiation, Blueto
Need to start oth connection procedure. Therefore, a lot of procedures and time are required before the connection is started, and there is a problem that the operation until the connection is established becomes complicated.

Therefore, the present invention is based on Bluetooth between terminals.
It is an object of the present invention to provide a mobile communication terminal and a control method thereof that can establish communication by a simple operation.

[0008]

In order to achieve the above object, the invention according to claim 1 provides direct communication between a first communication means for realizing wireless communication via a wireless base station and a terminal. A mobile communication terminal equipped with a second communication means to be realized, and a communication request transmitting means for transmitting a communication request using the second communication means to a partner terminal;
Connection history storage means for storing the connection history using the communication means of the second terminal, and the second connection based on the connection history stored in the connection history record storage means at the time of communication by the second communication means. Control means for determining the minimum information required for connection by the communication means, and including the determined information in the communication request to be transmitted to the partner terminal by the communication request transmitting means. To do.

Further, in the invention described in claim 2, in the invention described in claim 1, the control means includes the connection procedure information by the second communication means in the information to be included in the communication request and transmitted to the partner terminal. It is characterized by including and transmitting.

According to a third aspect of the present invention, in the first aspect of the invention, the connection history storage means includes a notification history of the identification information of the own terminal to the other terminal, and the control means includes the own terminal. Is already notified, the identification information of the own terminal is omitted from the information included in the communication request and transmitted to the partner terminal.

Further, in the invention according to claim 4, the connection history storage means includes a notification history of security information of the own terminal, and the control means, when the security information of the own terminal has already been notified, The security information of the own terminal is omitted from the information included in the communication request and transmitted to the other terminal.

According to a fifth aspect of the present invention, in the first aspect of the present invention, a first communication means for realizing wireless communication via a wireless base station and a second communication means for realizing direct communication between terminals are provided. A communication request receiving means for receiving a communication request from a partner terminal using the second communication means, and the communication request receiving means for receiving the communication request when the communication request is received. It is characterized by comprising control means for extracting information necessary for connection by the second communication means included in the request, and establishing a communication session by the second communication means based on the extracted information.

According to a sixth aspect of the present invention, in the fifth aspect of the invention, the control means uses the second communication means from the communication request as information necessary for connection by the second communication means. It is characterized in that connection procedure information is extracted and a communication session by the second communication means is established based on the extracted connection procedure information.

Further, the invention according to claim 7 is a portable device equipped with a first communication means for realizing wireless communication via a wireless base station and a second communication means for realizing direct communication between terminals. In a method of controlling a communication terminal, a connection history using the second communication means is stored in association with a partner terminal, and a connection history stored in the connection history storage means and a connection history stored in the connection history storage means during communication by the second communication means. It is characterized in that the minimum information necessary for connection by the second communication means is determined based on the function of the partner terminal, and the determined information is included in the communication request to be transmitted to the partner terminal and transmitted.

Further, in the invention described in claim 8, in the invention described in claim 7, in the communication by the second communication means, the second communication is included in the information included in the communication request and transmitted to the partner terminal. It is characterized in that the connection procedure information by means is included and transmitted.

Further, in the invention according to claim 9, in the invention according to claim 7, the connection history stores a notification history of the identification information of the own terminal to the other terminal, and when the communication by the second communication means is performed, When the identification information of the own terminal is already notified, the identification information of the own terminal is omitted from the information included in the communication request and transmitted to the other terminal.

The invention according to claim 10 is the same as claim 7
In the invention described above, a notification history of security information of the own terminal is stored in the connection history, and when the security information of the own terminal is already notified at the time of communication by the second communication means, it is included in the communication request. The security information of the terminal itself is omitted from the information transmitted to the partner terminal.

Further, the invention according to claim 11 is a mobile phone equipped with a first communication means for realizing wireless communication via a wireless base station and a second communication means for realizing direct communication between terminals. In the method of controlling a communication terminal, when receiving a communication request from the partner terminal using the second communication means,
Information necessary for connection by the second communication means included in the communication request is extracted, and the second information is extracted based on the extracted information.
It is characterized by establishing a communication session by the communication means.

The invention of claim 12 is the same as claim 1
In the invention described in the paragraph 1, when receiving a communication request from the partner terminal using the second communication means, connection procedure information by the second communication means is extracted from the communication request, and the extracted connection procedure information is used as the extracted connection procedure information. Based on the above, a session of communication by the second communication means is established.

The invention according to claim 13 is provided with a first communication means for realizing radiotelephone communication via a radio base station and a second communication means for realizing direct communication between terminals. In the method of controlling the mobile communication terminal, the communication using the second communication means is controlled between the first mobile communication terminal and the second mobile communication terminal, wherein the first mobile communication terminal is the first mobile communication terminal. A connection history using the second communication means is stored in association with the second mobile communication terminal, and the connection history stored in the connection history storage means and the second history are stored when the communication is performed by the second communication means. Determining the minimum information necessary for connection by the second communication means based on the function of the mobile communication terminal, and transmitting the determined information included in a communication request to be transmitted to the second mobile communication terminal; The second mobile communication terminal is Wherein from the first mobile communication terminal second
When receiving the communication request using the communication means, the information necessary for the connection by the second communication means included in the communication request is extracted, and the communication session by the second communication means based on the extracted information. Is established.

[0021]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a mobile communication terminal and a control method thereof according to the present invention will be described below in detail with reference to the accompanying drawings.

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

In FIG. 1, the mobile communication terminal 1 includes a control unit 11, a wireless telephone communication unit 12, a near field wireless communication unit 13, a communication start request generating unit 14, an application starting unit 15,
Memory 16, terminal information memory 17, notified information memory 1
And 8 are provided.

Here, in this embodiment, a case where a Bluetooth communication device is used for the short-range wireless communication unit 13 will be described as an example.

The control unit 11 controls each unit to integrally control various communication functions and data processing functions of the portable communication terminal 1. The wireless telephone communication unit 12 performs input / output transmission processing of information by wireless communication via a wireless base station, realizes voice call, mail transmission / reception, etc. through a general communication network such as a telephone network or the Internet. Distance wireless communication unit 13 (that is,
The Bluetooth communication device 13) performs input / output transmission processing of information by Bluetooth communication based on the control signal of the control unit 11, and realizes direct communication between terminals not via a general communication network.

The communication start request generation unit 14 communicates with the other terminal by Bluetooth before executing the near field communication.
A communication start request for requesting the start of communication using the communication device 13 is generated.

The memory 16 stores various applications installed in the mobile communication terminal 1, and the application starting section 15 starts various applications stored in the memory 16 based on a control signal from the control section 11.

The terminal information memory 17 is used for the Bluetooth of another terminal.
h The address and name of the communication device 13 and the PIN code are stored in association with the identification information of each terminal, and the notified information memory 18 stores the address and name of the Bluetooth communication device 13 of its own terminal and the PIN code in other terminals. Whether or not the notification has been completed is stored in association with the identification information of each terminal.

Here, Bluetooth means weak radio waves (2.
One-to-one method using 4 GHz frequency (Point to P
oint) or point-to-multipoint (Point to Multi-Point) short-range wireless voice / data communication standard, and spread spectrum communication is performed to avoid interference between multiple devices.
The maximum communication distance is about 10 m to 100 m, though there are three classes according to the transmission output. Bluetooth is developed based on a small wireless transceiver, which is based on the IEEE802 standard and is 48bi.
A unique address of t is assigned. Binary FM modulation is used for communication, and full-duplex communication by time division is realized.

In order to perform such short-range wireless communication by Bluetooth, first, the Bluetooth of the terminal to be communicated is
It is necessary to activate the oth communication function and make the Bluetooth communication functions recognize each other to establish a session.

FIG. 2 shows the Bluetooth between the terminals shown in FIG.
It is a flow chart explaining processing for establishing communication by a communication function.

The terminal requesting the Bluetooth communication (hereinafter referred to as the initiator terminal) first activates the short-range wireless communication unit 13 based on the user operation to execute the Bluetooth communication.
The communication function is activated (step 201).

When the Bluetooth communication function is activated, first, a device search process is performed. The device search is a process of detecting another active Bluetooth communication function existing within a range where Bluetooth communication is possible.

The activated short-distance wireless communication unit 13 searches for a device (step 102), and the Bluetooth state determination unit 19 monitors the device search processing by the short-distance wireless communication unit 13 to request communication. Partner terminal (hereinafter,
It is determined whether the Bluetooth function of the acceptor terminal) is active (step 103).

When the Bluetooth state determination unit 17 determines that the Bluetooth communication function of the acceptor terminal is not active (NO in step 103), the initiator terminal causes the communication start request generation unit 14 to notify the acceptor.
A communication start request for short-range wireless communication using the Bluetooth communication function is generated (step 104), and the generated communication start request is transmitted to the acceptor terminal by the wireless telephone communication unit 12 via a general communication network (step 105). . The details of the communication start request generation processing (step 104) by the communication start request generation unit 14 will be described later. Further, when the Bluetooth state determination unit 17 determines that the Bluetooth communication function of the acceptor terminal is active (YES in step 103), a general Bluetoot
Process for h communication, that is, process for establishing communication by making a communication start request using the Bluetooth communication function (step 1
14).

Upon receipt of the communication start request from the initiator terminal, the acceptor terminal analyzes the communication start request (step 106) and determines whether or not to agree with the communication start request (step 107). If the user agrees (YES in step 107), the short-range wireless communication unit 13 is activated to activate the Bluetooth function (step 108). Here, the analysis process of the communication start request (step 106) will be described in detail later.

Subsequently, the acceptor terminal transmits a Bluetooth connection request to the initiator terminal via the short-range wireless communication unit 13 (step 109), and the initiator terminal responds to the Bluetooth connection request (step 11).
0), a Bluetooth connection session is established between both terminals (step 111).

It should be noted that the communication start request can include information regarding the procedure until the connection is established, such as which terminal issues the Bluetooth connection request. Therefore, in step 109, the Bluetooth connection request is issued by the initiator. You can also let it go out from the terminal.

As described above, after the Bluetooth connection session is established between the two terminals, the initiator terminal and the acceptor terminal respectively start predetermined communication applications (step 112).
The communication application using the tooth communication function can be used (step 113).

By the way, when the initiator terminal transmits a communication start request, the Bluetooth communication device 13 of its own.
Send your name, address and PIN code together. When the acceptor terminal agrees to the communication start request from the initiator terminal, the acceptor terminal, based on the name and address and the PIN code of the Bluetooth communication device 13 of the initiator terminal sent together with the request, starts the initiator terminal of the transmission source. Establish a Bluetooth connection session with.

At this time, the acceptor terminal of the present invention, as shown in FIG. 3A, is the address and name of the Bluetooth communication device 13 of the initiator terminal that has agreed with the communication, and the PIN.
The code is the identification information of the initiator terminal (for example,
It is stored in the terminal information memory 17 in association with a mail address, a telephone number, etc.). In addition, the initiator terminal of the present invention is configured to communicate with the acceptor terminal after sending the communication start request.
When the uetooth connection session is established, as shown in FIG. 3B, the own Bluetooth
oth communication device 13 address and name, PIN code,
It is stored as notified information in association with identification information (e-mail address, telephone number, etc.) of the acceptor terminal.

It is assumed here that the communication start request is transmitted and received using electronic mail, so that in FIG. 3, a mail address is stored as the terminal identification information.

FIG. 3A is a diagram showing an example of the stored contents of the terminal information memory 17, and the identification information "abc@host.co.j".
The address (BT address) of the Bluetooth communication device 13 of the terminal "p" is stored as "12345", and the name (BT name) is stored as "CP1". In addition, the identification information "xyz @ hos
The terminal BT address of "t.co.jp" is stored as "54321".

FIG. 3B shows the notified information memory 1
8 is a diagram showing an example of the stored contents of No. 8, and the identification information “abc @ ho
It is stored that the address and the name of the Bluetooth communication device 13 of the own terminal have already been notified to the "st.co.jp" terminal,
For the terminal with the identification information "xyz@host.ne.jp",
It is stored that no information about the Bluetooth communication device 13 has been notified yet. That is, although this terminal has established a Bluetooth connection session with the terminal having the identification information "abc@host.co.jp" in the past, the terminal information "xyz@host.ne.
A Bluetooth connection session has never been established with the "jp" terminal. FIG. 4 is a flow chart for explaining the details of the communication start request generation processing by the initiator terminal shown in step 104 of FIG.

The initiator terminal first refers to the notified information memory 18 to notify the acceptor terminal of the unreported B.
The T identification information is searched (step 201), a communication start request is created including the BT identification information that has not been notified, information for instructing a connection procedure until communication establishment, and the like (step 202). The BT identification information included in the request is updated in the notified information memory 18 as notified (step 203).

FIG. 5 is a diagram for explaining the details of the communication start request analysis processing by the acceptor terminal shown in step 106 of FIG.

The acceptor terminal acquires the identification information (eg, mail address) of the initiator terminal from the received communication start request, refers to the terminal information memory 17 based on the acquired identification information, and corresponds to the initiator terminal. Search the stored BT identification information (step 30).
1). As a result, if the BT identification information of the initiator terminal is stored in the terminal information memory 17 (step 3
If YES in 02), it is determined whether or not to agree to the communication based on the stored BT identification information (step 10).
7).

On the other hand, when the identification information of the initiator terminal acquired from the communication start request is not registered in the terminal information memory 17 (NO in step 302), the BT identification information is acquired from the communication start request (step 30).
3) Based on this BT identification information, it is determined whether or not to agree to the communication (step 107), and if agreeing (YES in step 107), the BT identification information acquired from the communication start request is The identification information of the initiator terminal acquired from the communication start request is stored in association with the identification information (step 304).

If the Bluetooth communication device 13 has a security function, the initiator terminal attaches its own PIN code to the communication start request to request authentication processing between the two terminals, or to request security cancellation. If the acceptor terminal agrees to the communication, the acceptor terminal establishes the communication by canceling the authentication processing based on the received PIN code or mutual security.

[0050]

As described above, according to the present invention, when a Bluetooth connection is requested using the wireless telephone communication function, the past communication history with the partner terminal and the current Bluetooth
h By confirming the activation state of the communication function, it is possible to avoid superimposing the information stored in the partner terminal for notification, and thus it is possible to reduce the amount of information to be notified.

[Brief description of drawings]

FIG. 1 is a block diagram showing an example of a configuration of a mobile communication terminal according to the present invention.

FIG. 2 is a flowchart illustrating a process for establishing communication by the Bluetooth communication function between the mobile communication terminals in FIG.

FIG. 3 is a diagram showing details of stored contents of a communicated information memory and a terminal information memory.

FIG. 4 is a flowchart illustrating details of communication start request creation processing.

FIG. 5 is a flowchart illustrating details of communication start request analysis processing.

[Explanation of symbols]

1 Mobile communication terminal 11 Control unit 12 Wireless telephone communication section 13 Near field communication unit (Bluetooth communication device) 14 Communication start request generator 15 Application launcher 16 memory 17 Bluetooth status determination unit 17 Terminal information memory 18 notified information memory

Continued front page    (72) Inventor Takayasu Aoki             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Toshiya Tamura             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory (72) Inventor Tosaku Tanada             2-9 Suehiro-cho, Ome City, Tokyo Stock Market             Company Toshiba Ome Factory F term (reference) 5K027 AA11 BB02 CC08 HH26                 5K067 AA34 BB21 DD11 DD51 EE02                       EE25 FF02 HH22 HH24

Claims (13)

[Claims] 1. A mobile communication terminal comprising: a first communication means for realizing wireless communication via a wireless base station; and a second communication means for realizing direct communication between terminals. A communication request transmitting means for transmitting a communication request using the communication means to the partner terminal; a connection history storing means for storing the connection history using the second communication means in association with the partner terminal; At the time of communication by the communication means, the minimum information necessary for connection by the second communication means is determined based on the connection history stored in the connection history storage means, and the determined information is transmitted by the communication request transmission means. A mobile communication terminal, comprising: a control means for transmitting the communication request included in the communication request to the other terminal. 2. The control means transmits the information to be included in the communication request and transmitted to the partner terminal by including the connection procedure information by the second communication means. Mobile communication terminal. 3. The connection history storage means includes a notification history of the identification information of the own terminal to the other terminal, and the control means includes the identification information of the own terminal in the communication request when the identification information is already notified. The mobile communication terminal according to claim 1, wherein the identification information of the own terminal is omitted from the information transmitted to the other terminal by the user. 4. The connection history storage means includes a notification history of security information of the own terminal, and the control means, when the security information of the own terminal has already been notified, includes the other terminal by including it in the communication request. The mobile communication terminal according to claim 1, wherein the security information of the terminal itself is omitted from the information transmitted to the mobile communication terminal. 5. A mobile communication terminal equipped with a first communication means for realizing wireless communication via a wireless base station and a second communication means for realizing direct communication between terminals, wherein Communication request receiving means for receiving a communication request using the second communication means, and reception of the communication request by the communication request receiving means,
Information necessary for connection by the second communication means included in the communication request is extracted, and the second information is extracted based on the extracted information.
A mobile communication terminal, comprising: control means for establishing a communication session by the communication means. 6. The control means extracts connection procedure information by the second communication means from the communication request as information necessary for connection by the second communication means, and based on the extracted connection procedure information. The mobile communication terminal according to claim 5, wherein a session of communication by the second communication means is established. 7. A method of controlling a mobile communication terminal, comprising: a first communication means for realizing wireless communication via a wireless base station; and a second communication means for realizing direct communication between terminals. A connection history using the second communication means is stored in association with the partner terminal, and the communication by the second communication means is performed by the second communication means based on the stored connection history and the function of the partner terminal. A method for controlling a mobile communication terminal, which comprises determining the minimum information necessary for connection and transmitting the determined information in a communication request to be transmitted to a partner terminal. 8. At the time of communication by the second communication means, information to be included in the communication request and transmitted to a partner terminal is transmitted by including connection procedure information by the second communication means. The method for controlling a mobile communication terminal according to claim 7. 9. The connection history stores the notification history of the identification information of the own terminal to the partner terminal, and when the identification information of the own terminal is already notified at the time of communication by the second communication means, the communication request The method for controlling a mobile communication terminal according to claim 7, wherein the identification information of the terminal itself is omitted from the information included in the information and transmitted to the partner terminal. 10. The connection history stores a notification history of security information of the own terminal, and when the security information of the own terminal is already notified at the time of communication by the second communication means, it is included in the communication request. 8. The method for controlling a mobile communication terminal according to claim 7, wherein the security information of the self terminal is omitted from the information transmitted to the other terminal by the user. 11. A method of controlling a mobile communication terminal, comprising: a first communication means for realizing wireless communication via a wireless base station; and a second communication means for realizing direct communication between terminals. Upon receiving a communication request from the terminal using the second communication means, information necessary for connection by the second communication means included in the communication request is extracted, and the second information is extracted based on the extracted information. A method for controlling a mobile communication terminal, characterized in that a communication session is established by a communication means. 12. When receiving a communication request from the partner terminal using the second communication means, connection procedure information by the second communication means is extracted from the communication request, and based on the extracted connection procedure information. The method of controlling a mobile communication terminal according to claim 11, wherein a session of communication by the second communication means is established. 13. A first mobile communication terminal comprising a first communication means for realizing radiotelephone communication via a wireless base station and a second communication means for realizing direct communication between terminals. In a method for controlling a mobile communication terminal that controls communication using a second communication means with a second mobile communication terminal, the first mobile communication terminal is a connection using the second communication means. A history is stored in association with the second mobile communication terminal, and the communication is performed based on the connection history stored in the connection history storage means and the function of the second mobile communication terminal during communication by the second communication means. The minimum information required for connection by the second communication means is determined, the determined information is included in a communication request to be transmitted to the second mobile communication terminal and transmitted, and the second mobile communication terminal From the first mobile communication terminal Upon reception of the communication request using the second communication means, information necessary for connection by the second communication means included in the communication request is extracted, and based on the extracted information, the second communication means is used. A method for controlling a mobile communication terminal, characterized by establishing a communication session.