JPH02208778A - Picture retrieval system for videotex communication - Google Patents

Abstract

PURPOSE:To eliminate a necessity to display many menu pictures for displaying an obtained picture and to shorten a communication time by directly reporting the telephone number and picture number of a center device and displaying the picture. CONSTITUTION:A picture information reading means 44 readers the picture information of a picture A corresponding to an ID number from a picture information storage file 45 and reports it to a terminal control means 47. The terminal control means 47 reports the telephone number of a center device 11 to a repeater 3, the repeater 3 connects the center device 11 and terminal equipment 4, and the terminal control means 47 reports the picture number of the picture information to the center device 11. The center device 11 takes out the picture A corresponding to the reported picture number from a picture file 12 and reports it to the terminal equipment 4. The terminal control means 47 displays the accepted picture A on a display device 46. Thus, the obtained picture can be easily displayed.

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to an information service system using a Videotex communication network, and particularly to a Videotex communication screen search system for searching screens stored in a center device. Regarding.

[Conventional technology]

Conventionally, in a terminal device in a Videotex communication system, when displaying a desired screen, a screen number is selected from a menu screen defined in a center device to search for the desired screen. Furthermore, when re-displaying a screen that has been displayed twice, a screen storage function dependent on the center device is used to store the desired screen and retrieve and display the screen from the most recent screen in time.

[Problem to be solved by the invention]

The conventional Videotex communication screen search system described above is a one-sided menu system defined by the center device.
Since a menu screen is required for all screens, there is a drawback that a large number of menu screens must be displayed before the desired screen is displayed, which requires a large amount of communication time. Furthermore, the storage function of the center device has a small number of screens that can be stored, and the order in which they are taken out is fixed. In addition, when switching the center device, all stored screens are erased, so it is not possible for the operator to memorize all the screens required and retrieve the desired screen when necessary. There are also drawbacks. Furthermore, displaying the screen of another center device has the disadvantage that the operator must switch the center device himself.

[Means to solve the problem]

The videotex communication screen inspection system of the present invention includes: and input means for inputting instructions for storing and reading screen information.

A memory for storing the phone number of the center device and screen information as information regarding the currently displayed screen; a screen information storage file; and when an instruction to store the screen information is received from the input means,
screen information storage means for pairing the phone number and screen number of the center device on the memory with an ID number and storing the ID number in the screen information storage file; and when receiving an instruction to read screen information from the input means; , screen information reading means for retrieving the telephone number and screen number of the corresponding center device from the screen information storage file using the designated ID number as a key; and after connecting to the center device using the telephone number, a screen corresponding to the screen information. The present invention is characterized by comprising a terminal control means for transferring information to a terminal device and outputting the information to a display device of the terminal device.

〔Example〕

Next, the present invention will be explained with reference to the drawings.

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

This embodiment shows a case in which two center devices are connected: a center device 11 having a screen file 12, a center device 21 having a screen file 22, a relay device 3, and a terminal device 4. The terminal device 4 includes:
Input device 41, memory 42, and screen information storage means 43
, screen information reading means 44 , and screen information storage file 4
5, a display device 46, and a terminal control means 47.

Center device 11 and center device 21 are information centers in the Videotex system, and each has its own telephone number.

The screen file 12 and the screen file 22 are files that contain a large number of screens. Additionally, each screen has a specific screen number attached to it. The screen number is used when testing the screen.

The input device 41 is a keyboard or the like, and performs instructions for conventional functions, such as instructions for connecting to the center device 11, instructions for taking out a screen from the center device 11, and instructions for storing or reading screen information.

The screen information storage file 45 is an external storage device that stores screen information in pairs of the telephone number and screen number of the center device.
A large number of files are stored in order of D numbers.

The memory 42 stores the telephone number of the currently connected center device and the screen number of the currently displayed screen.

Screen information storage means 43 receives an instruction to store screen information from input device 41 , assigns an ID number to a pair of the telephone number and screen number of the center device on memory 42 , and writes the pair into screen information storage file 45 .

The screen information reading means 44 receives an instruction to read screen information from the input device 41, searches the screen information storage file 45 using the ID number as a key, and sends the telephone number and screen number of the corresponding center device to the terminal control means 47. to notify.

The terminal control means 47 has a function as a terminal of the conventional Videotex communication network. That is, when the telephone number of the center device is input from the input device 41, a call is automatically made and a connection with the center device is established. Furthermore, when screen information is received from the center device, the screen is displayed on the display device 46. At the same time, the terminal control means 47 has a function of writing the telephone number and screen number of the center device into the memory 42.

The display device 46 displays a screen according to instructions from the terminal control means 47.

The relay device 3 receives the telephone number of the center device from the terminal device 4, and establishes a connection with the corresponding center device.

Next, the operation of this embodiment will be explained. First, the terminal device 4 is connected to the center device 11, and the terminal device 4 is connected to the center device 11.
1 (hereinafter, this screen will be referred to as screen A) is displayed. In order to store screen A, the telephone number of the center device 11 and the screen number must be stored as screen A information. Therefore, an instruction to store the screen information is inputted from the input device 41. Upon receiving the storage instruction, the screen information storage means 43 stores the screen A from the memory 42 in the center device 1.
The telephone number and screen number of No. 1 are taken out, an ID number is assigned, and the screen information storage file 45 is stored.

Next, when the terminal device 4 is connected to the center device 21, in order to display the screen A, the ID number and reading instruction of the screen information of the screen A are inputted from the input device 41. Upon receiving the reading instruction and ID number, the screen information reading means 44 reads the screen information of the screen A corresponding to the ID number from the screen information storage file 45 and notifies the terminal control means 47 of the screen information. The terminal control means 47 selects one of the notified screen information,
The telephone number of the center device 11 is notified to the relay device 3.

The relay device 3 connects the center device 11 and the terminal device 4. After confirming the connection with the center device 11, the terminal control means 47 notifies the center device 11 of the screen number of the screen information. The center device 11 retrieves the screen A corresponding to the notified screen number from the screen file 12 and sends it to the terminal device 4.
Notify. The terminal control means 47 displays the received screen A on the display device 46. At the same time, the screen A is stored in the memory 42.
The telephone number and screen number of the center device 11 are stored as the information. By storing the screen information of the screen being displayed in this manner and notifying the center device, the desired screen can be easily displayed.

〔Effect of the invention〕

As explained above, the present invention has the following effects.

Since the screen is displayed by directly notifying the center device's phone number and screen number, there is no need to display multiple menu screens to display the desired screen, reducing communication time. I'll try it. Furthermore, since the storage device on the terminal device side is used, a large amount of screen information can be stored. Also, the ID number can be selected as a key. Further, even when the center device is switched, by storing the screen information, all the screens required by the operator can be stored and the desired screen can be retrieved as needed. Furthermore, by storing the telephone number of the center device as screen information, the center device can be automatically switched.

[Brief explanation of the drawing]

FIG. 1 is a block diagram of one embodiment of the present invention. 11.21...Center device, 12.22...Screen file, 3...Relay machine, 4...Terminal device, 41...
- Input device, 42... Memory, 43... Screen information storage means, 44... Screen information reading means, 45... Screen information storage file, 46... Display device, 47... Terminal control means.

Claims (1)

[Scope of Claims] An input means for inputting instructions for storing and reading screen information; a memory for storing a telephone number of a center device and screen information as information regarding the currently displayed screen; a screen information storage file; When there is an instruction to store screen information from the input means,
screen information storage means for pairing the phone number and screen number of the center device on the memory with an ID number and storing the ID number in the screen information storage file; and when receiving an instruction to read screen information from the input means; , screen information reading means for retrieving the telephone number and screen number of the corresponding center device from the screen information storage file using the designated ID number as a key; and after connecting to the center device using the telephone number, a screen corresponding to the screen information. 1. A screen search system for Videotex communication, comprising terminal control means for transferring information to a terminal device and outputting it to a display device of the terminal device.