JPS62214455A - Terminal equipment for communication line - Google Patents

Abstract

PURPOSE:To reduce the rental fee of a line and execute various data processings by setting the communication line to the offline state to execute a program in a memory device after received data is stored. CONSTITUTION:After a telephone line 3 is connected to a terminal equipment 1 by switching, it is connected to an information center by dialing, and a password is inputted. Then, a menu is outputted from the information center. When an information processing of the menu is selected, a program is written from the information center. After the write, the line is connected to a telephone by switching, and the program stored in an external memory 10 is executed by the intervention of a CPU 2 in accordance with a prescribed format. For example, in case of a musical program, it is transferred from an interface 18 to a music reproducing unit and is executed.

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a terminal device for a communication line, and more specifically, it relates to a terminal device for a communication line, and more specifically, to a terminal device for a communication line.
The present invention relates to a user terminal device that can inexpensively process image data such as graphic information and software information such as music, games, education, ticket coupon reservations, guidance services, etc.

(Prior art) Today, information such as characters and figures stored in information centers can be detected from image databases by connecting telephone lines to television receivers or personal computers in homes and offices, and via public communication networks. , public communication services such as the Videotex service that allow users to view and respond to sent images are provided, and each user is required to have a terminal device (adapter) for their television receiver to process this service. It has become necessary.

The terminal device used here is for sending and receiving, and cp
It consists of a main storage section of ROM and RAM, a communication network interface, a keyboard interface, a centro interface, a hard copy, and a modem connected to a communication line.

(Problem to be Solved by the Invention) However, conventional terminal devices lacked the processing ability to receive program information such as music, games, etc. and execute the information. The process had to be executed by a program, and the line was held until the process was completed, which resulted in high conversation charges and the disadvantage that it could not be used as a normal telephone during that time.

The present invention is intended to improve such drawbacks, and after storing received data in memory, the communication line is taken offline and the program written in the memory is executed, thereby reducing line usage charges and achieving various benefits. An object of the present invention is to provide a communication line terminal device that can process and reuse data.

(Means for Solving the Problems) That is, the present invention is characterized in that, in a communication line terminal device that transmits and receives data in an offline state via a communication line, data is transmitted from an information center via the communication line. means to write the information transmitted to the external memory into the external memory, a means to cut off the communication line and take it offline when this is completed, and a means to write the program written to the external memory in the offline state using a predetermined output unit. There is provided a communication line terminal device comprising a means for executing the above.

(Function) In the terminal device of the present invention, once the information transmitted from the information center via the communication line is written to the external memory, the communication line is cut off, and then the program stored in the external memory is Since image processing, melody processing, or game loading processing is performed depending on the content, communication charges are not required during program processing execution time, and it is also possible to reuse the external memory in which the program is once stored.

(Example) Examples of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is a block diagram of a communication line terminal device according to the present invention, and the terminal device (1) is an 8-bit or 16-bit central processing unit (hereinafter referred to as C
PU) (2), the line control unit (4) and modem unit (5) connected to the telephone line (3), and the signal exchange between these units (4) (5) and CPU (2). It has an interface (6) to perform the following operations. The line connecting the above interface (6) and the line control unit (4) automatically connects or disconnects the terminal device (1) to the telephone line (3), and the other side 1jl
The line connecting the control unit (4), modulation/demodulation unit (5) and interface (6) connects the information center and the terminal device (1).
Data transmission and reception processing is performed between 1 and 2.

The terminal device (1) also includes a ROM (7) storing a processing program and a kanji conversion table ROM +81.
And RAM (
91, and an external memory interface unit aυ for storing data transmitted on the telephone line (3) in an external memory α0) such as an IC card or magnetic tape.

Further, the terminal device (1) of the present invention is connected to an output unit for executing programs stored in the ROM (9) or external memory α0 and displaying them in various states. For example, C to display a program as an image.
There is an interface for transmitting and receiving signals between the RT display and the CPU (2), and this interface inputs and receives the image program from the image memory (to) controlled by the memory control surface and the display signal synthesis unit connected to this. and a display control unit (2) that controls an image memory (section) and a display signal synthesis unit (2).

In addition, as other outputs, there is a hard copy and CPU that prints the data displayed on the CRT display.
(2), Centro interface ■ for exchanging signals with The music playback unit that has been programmed,
Contains electronic music and audio interfaces for transfer to audio playback units and the like.

Furthermore, it has a remote control interface (to) for exchanging signals with the CPU f2 and a keyboard remote control light emitting circuit for inputting keys and the like for interrupt processing to stop the program.

Next, the operation of the terminal device (1) having the above configuration will be explained with reference to the flowchart shown in FIG. An example will be given in which the present invention is applied to a system in which a computer installed in an information center of a public data communication system can be brought out in advance to exchange information.

First, as an initial step, after the operation waits, enter the dial using the keypad to switch the telephone line (3) to the terminal device + 1), perform dialing to link the data with the information center to go online, and then enter the password. If the answer is NO, the line is disconnected, the line is then connected to the telephone and fed back to the initial stage. On the other hand, if YES, a menu is output from the information center, and when processing information is selected from this menu, the program transmitted from the information center is first downloaded and written to the external memory α. When the writing is completed, after disconnecting the line and connecting this line to the telephone, the program stored in the external memory α0) is executed in a predetermined manner with the intervention of the CPU (2). For example, in the case of music program data, the data is transferred from the ink face (18) to the music and audio reproduction unit, or in the case of a game program, the data is transferred to the R5.
The data is transferred from the H.232C interface (l?) to the game program loading unit and executed.

The terminal device described above can not only use software data such as music or games (as described above), but also process various image data.When processing such data, it is necessary to write the data to an external memory as described above. , Once this is completed, subsequent processing can be done offline.Also,
The external memory provided in the terminal device is removable from the device (1) like a memory card, and is also used as an information transmission medium, allowing programs written in the external memory to be repeatedly used and executed.

(Effects) As described above, the terminal device of the present invention can widely process various software data such as image data, music, game educational software, etc. stored in the information center using communication lines. , a means for once writing the data transmitted from the line into an external memory, a means for cutting off the communication line and going offline when this means is completed, and a means for executing the program stored in the external memory in the offline state at a predetermined output time. Having a means to process data stored in external memory can reduce communication line usage charges because the time is offline, and even programs written in external memory It is also possible to use it repeatedly.

[Brief explanation of drawings]

FIG. 1 is a block diagram of a communication line terminal device of the present invention, and FIG. 2 is a flow chart showing a part of the processing of the terminal device. (2)...CPU (3)...Telephone line α0...External memory aD...External memory interface unit Patent applicant: Mitsuboshi Belting Co., Ltd. Figure 2 Procedure amendment (voluntary) May 1986 January 23, 1, Display of the case Patent Application No. 57856 of 1985 2 Name of the invention Communication line terminal device 3 Person making the amendment Relationship to the case Patent applicant address 4-1-21 Hamazoe-dori, Nagata-ku, Kobe Voluntary amendment No. 5, Subject of amendment (1) Detailed explanation column of the invention in the specification and drawings (Figure 1) 6. Contents of amendment ・"'i
'? ＋・・・、! 41p,'. (1) "Conversation charge" on page 3, line 4 of the specification shall be corrected to "telephone charge." (2) "Brinide" on page 6, line 8 of the specification is corrected to "print". (3) "Computer in advance" on page 7, line 6 of the specification
``Call the computer.'' 7. List of attached documents

Claims (1)

[Claims] 1. In a communication line terminal device that sends and receives data online via a communication line, there is a means to temporarily write the data transmitted from the communication line to an external memory, and once this is completed, the communication line is cut off and the communication line is taken offline. 1. A communication line terminal device comprising means for executing a program written in the external memory in an offline state using a predetermined output unit.