JPH10308831A - Data communication system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate call origination from a terminal equipment for control to the same destination by providing the terminal equipment for control with an originating telephone number storage part to store telephone numbers. SOLUTION: Data to be transmitted/received are prepared at a terminal equipment 3 for control and the telephone number of the called-side is directly inputted from a key operating part 12 at a telephone set 1 or this telephone number is called and connected from a telephone number storage part 11. In this case, the selected telephone number of the called-side is reported from a telephone number reporting part 13 to an originating telephone number storage part 3 at the terminal equipment 3 for control as well and is stored inside. When connection with the called-side is not established, the telephone number of the called-side is automatically called from the originating telephone number storage part 34 by the terminal equipment 3 for control and outputted to a telephone set control part 22 at a data communication adapter 2, and the telephone set control part 22 outputs a control signal to the telephone set 1 so as to originate a call to the called-side. At the telephone set 1, a call is originated again to the called-side. At such a time, the telephone number of the called- side is displayed on a display part 31 of the terminal equipment 3 for control.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a data communication system, and more particularly to a data communication system having a function of storing a telephone number.

[0002]

2. Description of the Related Art FIG. 3 is a block diagram showing an example of a conventional data communication system.

In this data communication system, as a system for performing data communication using a telephone line, a telephone 51 for connecting to the telephone line and a data signal transmitted and received in the data communication are determined in advance as a connection partner. And a control terminal device 53 for inputting and outputting characters and image data to be actually transmitted and received. The telephone 51 has a telephone number storage unit 511 and a key operation unit 512, the data communication adapter 52 has a communication procedure matching unit 521 and a telephone control unit 522, and the control terminal device 53 is a telephone number storage unit. 532 and an operation unit 533.

Generally, a mobile phone is often used as the telephone 51, and an adapter dedicated to the mobile phone or a modem adapter for a general analog line is used as the data communication adapter 52. As the control terminal device 53, a personal computer, an electronic organizer having a communication function, or the like is used, and a digital camera or the like is recently used.

[0005] In particular, when a portable telephone is used as the telephone 51 and an adapter dedicated to the portable telephone is used as the data communication adapter 52, a telephone number of a connection partner is designated from the control terminal device 53, and the telephone is connected through the data communication adapter 52. In many cases, a function is provided for transmitting a control signal to the connection destination 51 and automatically transmitting the connection destination.

Accordingly, as a means for inputting the connection destination telephone number, a method of inputting a telephone number from the operation unit 533 of the control terminal device 53, a telephone number stored in the telephone number storage unit 532 of the control terminal device 53 in advance. A method of calling a number, a method of directly inputting a telephone number from the key operation unit 512 of the telephone 51, and a method of storing a telephone number in the telephone 51
There has been a method of calling a telephone number stored in advance from No. 1.
However, when a digital camera or the like is used as the control terminal device 53, there is no space for arranging key buttons for sufficient operation in the operation unit 533, so that a telephone number can be directly input or a telephone number storage unit 532 can be stored in advance. In many cases, an arbitrary telephone number cannot be stored.

[0007]

In the prior art, when a destination telephone number is input from the key operation unit 512 of the telephone set 51 or called from the telephone number storage unit 511 and is transmitted to the destination, a control terminal device is required. In No. 53, there was no method of knowing the telephone number of the connection destination.

[0008] Therefore, conventionally, when the connection destination is not responding or when the line is in use and the connection cannot be made to the destination, and when the connection is made again to the destination, the telephone 51 is connected again. There was the inconvenience of having to enter the destination phone number.

[0009] In addition, there is an inconvenience that the telephone number of the other party must be entered from the telephone set 51 every time even if the other party is frequently connected.

[0010] The present invention has been made in view of the above points, and the control terminal device knows the destination telephone number transmitted from the telephone so that the same connection destination can be identified.
It is an object of the present invention to provide a data communication system in which operability is improved by enabling the control terminal device to easily perform the subsequent transmission.

[0011]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention has a telephone number notifying section for notifying a control terminal device of a destination telephone number inputted by a telephone, and comprises a control terminal device. Has a telephone calling telephone number storage unit for storing the telephone number notified from the telephone number notifying unit, so that the control terminal device can know the connection destination telephone number transmitted from the telephone.

According to the data communication system of the present invention, when the control terminal device knows the destination telephone number input from the telephone and makes a call to the same connection destination again, the control terminal device does The telephone number of the connected party can be automatically transmitted by the telephone through the calling data communication adapter.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing an embodiment of the present invention.

In this data communication system, a telephone 1 for connecting to a telephone line and a data communication connected to an interface provided on the telephone 1 are used as a system for performing data communication using a telephone line. It comprises a data communication adapter 2 for processing data signals transmitted and received in a communication procedure necessary for the communication, and a control terminal device 3 for inputting and outputting character data and image data actually transmitted and received in data communication. ing.

The telephone 1 has a key operation unit 12 for inputting a connection destination telephone number, and a telephone number on which a connection destination telephone number can be written or read in advance by operating the key operation unit 12. A storage unit 11 and a telephone number notifying unit 13 that notifies the control terminal device 3 of a connection destination telephone number actually transmitted from the telephone 1 are provided.
When a call is made by inputting the telephone number of the connection destination from the telephone 1, the telephone number of the connection destination is directly input from the key operation unit 12, or a telephone number registered in advance from the telephone number storage unit 11 is called. Either outgoing or done in any way.

Next, after the telephone 1 establishes a line connection with the connection partner, the data communication adapter 2 matches the communication procedure of its own station with the communication procedure of the connection partner, and establishes the subsequent communication procedure. A communication procedure matching unit 21 and a telephone control unit 22 that receives a control signal from the control terminal device 3 and controls the telephone 1 are provided. Communication procedure matching unit 2
The communication procedure that is matched in 1 includes a data transfer rate, an error correction procedure, and a data compression procedure. The contents of controlling the telephone 1 from the telephone control unit 22 include setting of a telephone number of a connection partner, automatic transmission, and automatic call termination operation.

Finally, the control terminal device 3 is provided with an operation section 33 for selecting information of character data and image data to be actually communicated.
3, the communication contents can be selected. Further, when the connection destination telephone number is set from the control terminal device 3, the display unit 31 displays the telephone number.
To check the telephone number of the other party that is currently calling.

Next, a description will be given of a procedure up to connection with a connection destination which is a feature of the present invention.

First, the control terminal device 3 prepares data to be transmitted and received, and then the telephone 1 directly inputs the telephone number of the connection destination from the key operation unit 12 or calls the telephone number from the telephone number storage unit 11. Make a connection. The selected destination telephone number is also notified from the telephone number notification unit 13 to the telephone transmission telephone number storage unit 34 of the control terminal device 3 and stored therein.

Here, if the line connection with the connection destination is not established due to the non-response of the destination or the use of the line, the control terminal device 3 stores the telephone calling telephone number storage unit 3
4 automatically calls the connection destination telephone number and outputs it to the telephone control unit 22 of the data communication adapter 2, and the telephone control unit 22 outputs a control signal to the telephone 1 so that the telephone 1 can transmit to the connection destination. Then, the telephone 1 retransmits the call to the connection partner. At this time, the connection destination telephone number is displayed on the display unit 31 of the control terminal device 3, so that the connection destination can be confirmed.

On the other hand, when the connection with the connection partner is established, the telephone 1 inputs / outputs data transmitted / received with the connection partner to / from the communication procedure matching unit 21 of the data communication adapter 2, and the data communication adapter 2 transmits / receives the data. It operates to establish a data communication procedure with the device.

[0023]

FIG. 2 is a block diagram showing an embodiment of the present invention. 2, the telephone number storage unit 32 shown in FIG.
Is not shown.

First, the key operation unit 12 constituting the telephone 1
Are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0,
# And * keys, a memory call key and a memory write key required for writing and reading a telephone number to and from the telephone number storage unit 11, and a monitoring CPU 121 for detecting which key has been input. It is composed of The input key signal information is converted into a parallel signal as a telephone number storage unit 13 and a telephone number storage unit 1.
1 are output to necessary circuits inside the main body of the telephone 1 including the telephone number 1.
The telephone number storage unit 11 includes an EEPROM 1111 and a data input / output circuit 112. Data signals required for reading and writing are output as parallel data to circuits required inside the main unit including the telephone number notification unit 13. . The telephone number notifying section 13 converts the transmission destination telephone number transmitted as a parallel signal from the CPU 121 or the telephone number storage section 11 into a serial signal by the serial-parallel conversion section 131 and outputs the serial signal to the telephone transmission telephone number storage section 34. .

Next, the control terminal device 3 is a digital camera provided with an interface connected to the data communication adapter 2, and the operation unit 33 includes a camera lens 331 necessary for photographing with the digital camera and a camera lens 331 for photographing. Necessary photographing operation keys 334, an image selection key 332 for selecting photographed image data, a connection start key 333 for starting a connection to a connection partner, and an inside of the control terminal device 3 according to each key operation inputted. To input and output signals to necessary circuits at C
PU335. The telephone calling telephone number storage section 34 is composed of an EEPROM 341 and a data input / output circuit 342. The serial signal sent from the telephone number notification section 13 is read by the data input / output circuit 342 and stored in the EEPROM 341.

The data input / output circuit 342 reads out the telephone number stored in the EEPROM 341 and outputs it to the necessary circuit according to a control signal required from a necessary circuit inside the control terminal device 3. The display unit 31 includes an LCD 311 for actually displaying an image and an LCD driver 312 for driving the LCD 311.
Data input / output circuit 34 of telephone calling telephone number storage unit 34
2 is read and displayed on the LCD 311.

Finally, the data communication adapter 2 is an adapter dedicated to a general portable telephone, and the data communication procedure matching unit 21
Has a function of establishing a communication procedure according to the MNP10 system.
To RS-232C interface or PCMC
The AT command control signal transmitted through the IA interface is converted into a data signal determined for controlling the mobile phone as the telephone 1, and is output.

[0028]

As described above, according to the present invention,
By notifying the control terminal device of the telephone number transmitted from the telephone, when the same connection destination is connected for the second time or later, the control terminal device can automatically make a call. The means for inputting the same telephone number on the telephone can be omitted.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an embodiment of the present invention.

FIG. 2 is a block diagram showing one embodiment of the present invention.

FIG. 3 is a block diagram illustrating an example of a conventional data communication system.

[Explanation of symbols]

 Reference Signs List 1 telephone 2 data communication adapter 3 control terminal device 11 telephone number storage unit 12 key operation unit 13 telephone number notification unit 21 communication procedure matching unit 22 telephone control unit 31 display unit 32 telephone number storage unit 33 operation unit 34 telephone transmission telephone number Storage unit 111 EEPROM 112 Data input / output circuit 121 CPU 131 Serial-parallel conversion unit 311 LCD 312 LCD driver 331 Camera lens 332 Image selection key 333 Connection start key 334 Shooting operation key 335 CPU 341 EEPROM 342 Data input / output circuit

Claims (3)

[Claims] 1. A data communication adapter having means for performing data communication using a telephone line, a telephone having an interface for connecting to the data communication adapter,
In a data communication system including a control terminal device connected to the data communication adapter to input and output communication data, a telephone number notifying unit that notifies the control terminal device of a telephone number transmitted from the telephone, A telephone number storage unit for storing a telephone number transmitted from the telephone notified to the control terminal device. 2. The system according to claim 1, wherein the control terminal transmits a call to the telephone through the data communication adapter to the same telephone number as the telephone number notified from the telephone number notifying unit. Data communication system. 3. The data communication system according to claim 1, further comprising a display unit for displaying a telephone number stored in said telephone calling telephone number storage unit.