JP2001117838A - Method and device for data communication and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To transmit and receive data by starting a communication program at the time of data reception. SOLUTION: Transmission data sent from an opposite data communication device 1 through a communication line 2 are received by a communication line control mechanism 31 and stored in a transmit data storage block 32, and the communication line control mechanism 31 refers to communication control procedure information 33 and decides whether or not the start of a communication program specified by an application program name 35 is specified in the transmit data; when so, a program start part 36 is informed of the application program name 35 and starts an application program 37 as the communication program corresponding to the application program name 35.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a data communication method, a data communication apparatus, and a recording medium, and more particularly, to automatically start a communication program on a receiving side when first data transmitted from a partner is received. The present invention relates to a data communication method and a data communication device for transmitting and receiving data, and a recording medium.

[0002]

2. Description of the Related Art When communication is performed between a data communication device connected by a communication line and a partner data communication device as a communication partner, first, a communication application program is started in each data communication device, and both programs are activated. By establishing a communication line used by each data communication device, transmission / reception of transmission data on the communication line becomes possible.

[0003]

However, according to this prior art, when the internal memory capacity of a host computer including a data communication device is small and the number of programs that can be started simultaneously is limited, a plurality of communication programs are started in advance. There was a problem that can not be kept.

[0004] Further, when the data transmission time from the partner data communication device is irregular, or when the number of online operations using the communication line is large, it is not possible to quickly respond only by manually starting the communication program by the operator. There was also a problem.

The present invention has been made in view of such circumstances, and it is an object of the present invention to provide a method for automatically starting a communication application program using transmission data from a partner data communication device. .

[0006]

According to a first aspect of the present invention, there is provided a data communication method for transmitting and receiving data between data communication apparatuses via a communication line using a communication program. Data receiving step,
A storing step of storing data, a determining step of determining whether or not the data includes activation data for instructing activation of the communication program, and an activation of instructing activation of the communication program in accordance with the determination result in the determining step It is characterized by comprising an instruction step and a program activation step of activating the communication program specified in the activation instruction step. A data communication device according to claim 2, wherein the data communication device transmits and receives data between the data communication devices via a communication line by using a communication program, wherein the data communication device receives data, and stores the data. Storage means for performing, a determination means for determining whether or not the data includes activation data for instructing activation of the communication program, and activation instruction means for instructing activation of the communication program in accordance with a determination result by the determination means. And a program activating means for activating a communication program instructed by the activation instructing means. A data communication method according to claim 3, which is a data communication method for transmitting and receiving data between data communication devices via a communication line using a communication program, wherein the data receiving step includes receiving data, and storing the data. A storage step to perform, a determination step of determining whether or not the data includes activation data instructing activation of a predetermined communication program, and activation data from a plurality of communication programs according to the determination result in the determination step. And a program initiating step for initiating the communication program instructed in the activation instructing step. Claim 4
The data communication device described in the above is a data communication device for transmitting and receiving data between the data communication devices via a communication line using a communication program, wherein the data receiving device for receiving data, and the storage device for storing data Determining means for determining whether or not the data includes activation data for instructing activation of a predetermined communication program; and instructed by the activation data from among the plurality of communication programs in accordance with a determination result by the determination means. And a program activating means for activating the communication program instructed by the activation instructing means. Also, storing the name of one or more communication programs and the designated key of the application program, and determining in the determining step whether there is a designated key that matches the key in the data received in the receiving step. If there is a designated key to be executed, the activation instruction step may be instructed to activate the application program corresponding to the designated key.
A recording medium according to a sixth aspect is characterized by recording a program capable of executing the data communication method according to the first or third aspect. In the data communication method and data communication device according to the present invention, and in the recording medium, the data is received, the data is stored, and it is determined whether or not the data includes start data instructing the start of the communication program, In accordance with the determination result, an instruction to start the communication program is issued, and the instructed communication program is started. Alternatively, it receives the data, stores the data, determines whether the data includes activation data instructing activation of a predetermined communication program, and activates from among a plurality of communication programs according to the determination result. An instruction is given to start the communication program specified by the data, and the specified communication program is started.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The outline of the present invention will be described below. The present invention relates to a data communication system for transmitting and receiving transmission data between a data communication device and a partner data communication device via a communication line. A communication application program is automatically started to enable communication between the two devices.

In FIG. 1, a communication line control mechanism 31 which has received first transmission data from a partner data communication device 1 via a communication line 2 stores the received data in a transmission data storage block 32 and has a communication operating environment. By referring to the communication control procedure information 33 as information, it is confirmed whether or not it is specified to start the application program 37 by receiving the first transmission data.

When it is confirmed that the application program 37 is specified to be started by receiving the first transmission data, the communication line control mechanism 31 notifies the program starting unit 36 of the name of the application program 35 to be started. Then, the communication program (application program 37) corresponding to the application program name 35 is started.

[0010] The started application program 3
7 receives the received data stored in the transmission data storage block 32. Thus, the application program 37 can be started by receiving the first data from the partner data communication device 1 without manually starting the application program 37 by the operator, and thereafter, transmission and reception of transmission data can be performed with each other.

Hereinafter, the present invention will be described in detail. FIG. 1 is a block diagram showing a configuration example of an embodiment of a data communication system to which the present invention is applied. As shown in FIG. 1, the data communication system includes a data communication device 3, a partner data communication device 1, and a communication line 2 connecting both devices.
It is composed of

The data communication device 3 includes a communication line control mechanism 3
1, a transmission data storage block 32, communication control procedure information 33 including an application program name 35 and a communication control procedure 34, a program starting unit 36, and an application program 37.

The communication line control mechanism 31 refers to the communication control procedure information 33 and receives the first transmission data transmitted from the partner data communication apparatus 1 via the communication line 2 in the communication control procedure information 33. At this time, if the application program 37 is designated to be activated, the application program name 35 corresponding to the application program 37 to be activated is notified to the program activation unit 36.

The communication line control mechanism 31 opens or closes a communication line requested by the application program 37, stores received data from the partner data communication device 1 in the transmission data storage block 32, or The transmission data stored in the data storage block 32 is transmitted to the partner data communication device 1.

The transmission data storage block 32 is an area for storing reception data from the partner data communication device 1 and transmission data from the application program 37, and is prepared for each communication line. Transmission data storage block 32
Is received by a receiving instruction of the application program 37. The transmission data stored in the transmission data storage block 32 is transmitted to the partner data communication apparatus 1 by the communication line control mechanism 31.

The communication control procedure information 33 is provided for each communication line, and includes a communication control procedure 34 of a communication line and an application program name 35 for starting an application program by receiving first transmission data.

In the program starting section 36, when a program starting request is made, the application program 3
7 is started.

The application program 37 is a communication program for performing communication with the partner data communication device 1, and requests for opening / closing of a communication line and transmission / reception of transmission data.

Next, the operation of this embodiment will be described in detail with reference to the flowcharts of FIGS.

When transmission data is transmitted from the partner data communication device 1 to the data communication device 3 via the communication line 2, the communication line control mechanism 31 receives the transmission data, and stores the transmission data storage block 32 dedicated to the communication line. (Steps A1 and A2 in FIG. 2).

Thereafter, the communication line control mechanism 31 refers to the communication control procedure information 33, designates whether or not to request activation of the application program 37 at the time of receiving the first transmission data from the partner data communication apparatus 1, and It is confirmed whether or not the program name 35 is specified (step A3). As a result of the confirmation, the application program 37
Is requested to be activated (step A4).
YES), the designated application program name 35 is notified to the program activation unit 36, and an activation request for the application program 37 is issued (step A5).

The program starting unit 36 starts the application program (communication program) 37 in response to the notification of the application program name 35 (step A6). Activated application program 37
Requests the communication line control mechanism 31 to open a communication line,
The connection of the communication line is completed by the communication line control mechanism 31 that has received the request, and transmission and reception of transmission data become possible (step A7).

Thereafter, in order to receive the first transmission data from the partner data communication device 1 which triggered the activation of the program, the application program 37 executes a transmission data reception command (step A8), and the transmission data storage block. The data reception is completed by receiving the received data from the P.32 (step A9).

On the other hand, when the transmission data is transmitted from the partner data communication apparatus 1 via the communication line 2, when the communication control procedure information 33 of the communication line does not specify that the application program 37 is to be started (step S1). A
In the case of No. 4), the transmission data is received according to the reception instruction of the application program started by the operator operation.

As described above, according to the present embodiment, the following effects can be obtained. That is, the data communication device 3
The communication program (application program 37) on the receiving side is automatically started by receiving data from the partner data communication device 1 for a communication line that has not been set up, and data transmission and reception can be performed. As a result, communication with the partner data communication device 1 can be performed without human intervention, and communication can be performed even when the number of communication online operations is large or transmission data is sent at an unspecified time. Thus, the operation of the system becomes easy.

The reason is that the communication control procedure information 33 of the communication line on which transmission / reception of transmission data is to be performed specifies that the application program 37 is to be activated at the time of the first data reception.
7 is automatically started.

Next, a configuration example of another embodiment of a data communication system to which the present invention is applied will be described with reference to FIG. FIG. 3 is a block diagram showing a configuration example of another embodiment of the data communication system to which the present invention is applied.
In the figure, the same components as those of the embodiment shown in FIG. 1 are denoted by the same reference numerals, and the description thereof will be appropriately omitted.

Referring to FIG. 3, in the present embodiment, the data communication device 4 includes an AP designation key 38 and an AP designation key 38 in addition to the configuration of the data communication device 3 in the embodiment shown in FIG. It differs from the embodiment of FIG. 1 in that it has a designation key 39, an application program name 40, and an application program 41.

The application program name 40 is a program name of the application program 41,
The application program 41 is a program for transmitting and receiving transmission data to and from the partner data communication device 1 on the same communication line as the application program 37.

The AP designation key 38 and the AP designation key 39 are
This is information for specifying an application program to be started when the first transmission data is received from the partner data communication device 1, is specified by a character string of an arbitrary length, and is defined in the communication control procedure information 33.

For example, when it is desired to communicate with the application program 37 of the data communication device 4, the partner data communication device 1 adds the AP designation key 38 of the application program 37 to the head of the first transmission data and transmits the data. Thus, in the data communication device 4, the application program 37 is activated when receiving the first transmission data transmitted from the partner data communication device 1.

The operation of the embodiment shown in FIG. 3 will be described below with reference to the flowchart shown in FIG. FIG. 4 is a flowchart showing the operation of the embodiment shown in FIG. In FIG. 4, steps that execute the same processes as those in FIG. 3 are denoted by the same reference numerals as the corresponding steps in FIG. 3, and descriptions thereof will be omitted as appropriate.

First, the communication line control mechanism 31 of the data communication device 4 receives the first transmission data from the partner data communication device 1 (step A1) and stores the received transmission data (reception data) in the transmission data. It is stored in the block 32 (step A2). Then, the partner data communication device 1
Communication line control mechanism 3 that received the first transmission data from
1 refers to the communication control procedure information 33 relating to the communication line (step A3), and confirms whether it is set to request activation of the application program by a key in the received transmission data (step B).
1).

When it is set to request the activation of the application program, the key in the received data and the AP designation key 38 defined in the communication control procedure information 33,
When the key in the received data and the AP designation key 38 match, the application program name 35 corresponding to the AP designation key 38 is notified to the program starting unit 36, and the application program 37 is compared. Is requested (step A5). Then, the application program 37 is started (step A6).

If the key in the received data matches the AP designation key 39, the application program name 40 corresponding to the AP designation key 39 is displayed in the program starting unit 3.
6 and a request to start the application program 41 is made (step A5). Then, the application program 41 is started (Step A6).

As described above, a plurality of AP designation keys can be defined for one communication line. Then, the started application program 37 or 41 requests the communication line control mechanism 31 to open a communication line, and the connection of the communication line is completed by the received communication line control mechanism 31, and transmission / reception of transmission data is possible. (Step A
7).

Thereafter, in order to receive the first transmission data from the partner data communication device 1 which triggered the activation of the program, the application program 37 or 41 executes a transmission data reception command (step A).
8), the received data is received from the transmission data storage block 32, and the data reception is completed (step A9).

When the first transmission data is transmitted from the partner data communication device 1, the application program 37 or 41 is not set to be activated by the key in the first reception data from the partner data communication device 1, If there is no AP designation key that matches the key in the received data, the application programs 37 and 41 are not activated, and the received data is received by the application program according to a reception instruction of the application program activated by an operator operation.

According to this embodiment, the same effect as that of the embodiment shown in FIG. 1 can be obtained. Furthermore, in the present embodiment, by defining a plurality of AP designation keys and a plurality of application program names requesting activation in the communication control procedure information 33, an application program to be used is designated by a key in the received data. It is automatically activated, and transmission and reception of transmission data can be performed.

In the above embodiment, the case where one of the one or two communication programs can be started has been described. However, the number of startable communication programs is not limited to this. .

[0041]

As described above, according to the data communication method, the data communication apparatus, and the recording medium of the present invention, the start data for receiving the data, storing the data, and instructing the data to start the communication program is provided. It is determined whether or not it is included, and in accordance with the determination result, activation of the communication program is instructed, and the instructed communication program is activated. Or,
Receiving the data, storing the data, and determining whether the data includes start data for instructing start of a predetermined communication program, and according to the determination result, by using the start data from among a plurality of communication programs; Since the start of the instructed communication program is instructed and the instructed communication program is started, the communication application program can be automatically started using the transmission data from the partner data communication device. Therefore, communication with the partner data communication device can be performed without human intervention, and communication can be performed even when the number of communication online operations is large or transmission data is transmitted at an unspecified time. Can be easily operated.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating a configuration example of an embodiment of a data communication system to which the present invention is applied.

FIG. 2 is a flowchart for explaining the operation of the embodiment shown in FIG. 1;

FIG. 3 is a block diagram showing a configuration example of another embodiment of a data communication system to which the present invention is applied.

FIG. 4 is a flowchart for explaining the operation of the embodiment shown in FIG. 3;

[Description of Signs] 1 partner data communication device 2 communication line 3, 4 data communication device 31 communication line control mechanism 32 transmission data storage block 33 communication control procedure information 34 communication control procedure 35, 40 application program name 36 program start unit 37, 41 Application program 38,39 AP designation key

Claims (6)

[Claims] 1. A data communication method for transmitting and receiving data between data communication devices using a communication program via a communication line, comprising: a data receiving step of receiving data; a storing step of storing the data; A judging step of judging whether or not the data includes start data instructing start of a communication program; a start instruction step of instructing start of a communication program in accordance with a result of the judgment in the judging step; A program starting step of starting the communication program specified in the specifying step. 2. A data communication device for transmitting and receiving data between data communication devices via a communication line using a communication program, comprising: a data receiving means for receiving data; a storage means for storing the data; Determining means for determining whether or not the data includes start data for instructing start of a communication program; start instructing means for instructing start of a communication program in accordance with a determination result by the determining means; A data communication device, comprising: a program activation unit that activates the communication program instructed by the instruction unit. 3. A data communication method for transmitting and receiving data between data communication devices using a communication program via a communication line, comprising: a data receiving step of receiving data; a storing step of storing the data; A judging step of judging whether or not the data includes start data for instructing start of a predetermined communication program; and, in accordance with the judgment result in the judging step, instructing the start data from a plurality of communication programs. A data communication method, comprising: a start instruction step of instructing the start of the communication program, and a program start step of starting the communication program instructed in the start instruction step. 4. A data communication device for transmitting and receiving data between data communication devices using a communication program via a communication line, comprising: a data receiving unit for receiving data; a storage unit for storing the data; Determining means for determining whether or not the data includes activation data for instructing activation of a predetermined communication program; and instructing by the activation data from among a plurality of communication programs according to a determination result by the determining means. A data communication apparatus, comprising: a start instruction unit for instructing the start of the communication program, and a program start unit for starting the communication program instructed by the start instruction unit. 5. A method for storing names of one or a plurality of communication programs and a designation key of an application program, wherein, in said determining step, whether there is said designation key that matches a key in said data received in said receiving step 4. The data communication method according to claim 3, wherein it is determined whether or not there is a matching designated key, and if the matching designated key is present, an instruction to start an application program corresponding to the designated key is given in the starting instruction step. 6. A recording medium on which a program capable of executing the data communication method according to claim 1 or 3 is recorded.