JPS62101188A - System for receiving and reproducing transmission picture information on transmission line of tv receiver - Google Patents

Abstract

PURPOSE:To shorten and economize the communication time by transmitting picture information from the picture center side at a high speed through a transmission line by the input operation of the terminal side and stopping automatically the communication simultaneously with the completion of the high-speed storing work to a microcomputer incorporated in a TV receiver. CONSTITUTION:When an input device 7 of a terminal side 3 is operated, a call signal S1 sets a microcomputer 5 of a TV receiver 6 to the high-speed reception state and passes a transmission line cable at a normal speed to designate and select picture information to a computer 9 in a picture center side 4. Then, an input/output controller 13 and the computer 9 are operated to read out various designated picture information at a high speed, and a high-speed synchronizing signal is added to the beginning of a picture information signal S2 to transmit picture information at a high speed through a transmission line cable 2. The microcomputer 5 acquires the high speed synchronizing signal to store picture information in a storage part at a designated synchronizing high speed when receiving the signal S2 and stops automatically the communication to release occupation of transmission line cables 1 and 2 when receiving an end signal. Next, picture information is read out from the storage part at the normal speed and is displayed on a screen 14.

Description

Detailed Description of the Invention (Field of Industrial Application) The present invention applies to a reception and regeneration method of image information transmitted over a transmission line in a television receiver used for enjoying television games, television learning, various information services, etc. .

(Prior art) In this type of conventional reception regeneration system, a television receiver on the terminal side and a computer at an image information center are connected online via a transmission line, and By pressing a button in accordance with the file code number stored in the computer, the computer in the image information center is operated to transmit the image information of the desired file through the transmission line and regenerate it on the screen at the same time as the TV receiver receives it. It is to be displayed. For this reason, in cases such as video games and TV learning, transmission lines are used for long periods of time, making usage fees expensive, and the length of time they are occupied, which hinders use by others and hinders the effective use of public transmission lines. Invite.

(Problems to be Solved by the Invention) In view of the above-mentioned drawbacks of the conventional art, the present invention aims at high-speed transmission through transmission lines by modifying the television receiver on the terminal side, thereby contributing to reduction of usage charges and effective use of public transmission lines. The present invention aims to provide a system that allows a television receiver to receive image information transmitted over a transmission line.

(Means for Solving the Problems) The present invention is a method for storing image information transmitted at high speed from an image center side to a terminal side through a transmission line in a microcomputer (hereinafter referred to as a microcomputer) built into a television receiver on the terminal side. Then, it is gradually read out using a normal method and the image is displayed. Specifically, image information is transmitted from the image center side via the transmission line through an input operation on the terminal side, and the image information is transmitted at high speed through the transmission line to the television. Communication on the transmission line is automatically stopped at the same time as the high-speed storage work to the microcomputer built into the television receiver is completed, and image information is gradually read out from the microcomputer in parallel with the storage work or after the storage work is completed, and the image information can be read out to the television receiver. The goal is to shorten the communication time of the transmission line and make it more economical.

The invention will be described with reference to FIG.

In the figure, (1) and (2) are the terminal side (3) and the image center side (4).
), the terminal side (3) is a microcomputer (5) and a built-in television receiver (6).
, an input device (7) using a keyboard or a button-type telephone, and a hard copy (8) if necessary, and the image center side (4) is a computer (9).

Still image files (10) that are directly connected to each branch'
, a video file (11), an audio file (12), and an input/output control device (13).

First, when operating the input device (7) on the terminal side (3),
Still image files (10), video files (11), and audio files (1) are stored and registered on the image center side (4).
By pressing the file code numbers in 2) in sequence, the calling signal (Sl) passes through the microcomputer of the TV receiver 1 (6) and prepares for high-speed reception, and then passes through the transmission line cable (1) in the normal way and is sent to the image center. The input/output control device (13) and the computer (9) operate according to the designated selection of the call signal (Sl) input to the computer (9) on the side (4), recognize and process the file code number, and Sorting into image file (10), video file (11), and audio file (12) is concatenated and each file (10) (1
1) While reading various image information stored in (12) at high speed, the computer (9) adds a high-speed synchronization signal to the beginning of the image information signal (S2) and transmits it at high speed through the transmission line cable (2).

The image information signal (S2) sent at high speed is sent to the microcomputer (5)
When it is received and input, it captures the first high-speed synchronization signal and starts
The data is temporarily stored in a storage section (not shown) of the microcomputer (5) at high speed.

When the microcomputer (5) receives and recognizes the end signal added to the end of the image information signal (S2), the transmission line cable (
1) Automatically stop the communication in (2), and the image center side (4)
and the terminal side (3) are turned off, and then connect the transmission line cable (
1) Release the exclusive use of (2).

On the other hand, image information can be read out at high speed in parallel with the high-speed storage operation in the memory section of the microcomputer (5), and the television receiver (6) can read out the image information at high speed.
) or display the image on a screen (14) such as a cathode ray tube or liquid crystal display, or read it out using a normal method after completing high-speed storage in the memory section of the microcomputer (5) and display the image on the screen (14). If necessary, it is also possible to print or record the image information that has been read out and created using a normal method as a hard copy (8).

Here, as a means for high-speed transmission of image information from the image center side (4) to the terminal side (3), known methods such as those disclosed in Japanese Patent Laid-open No. 5
6-161759, JP-A No. 57-25753, JP-A-58-36052, JP-A-59-104845 bow,
JP 59-135957, JP 60-28011
No. 60-28424, etc. can also be applied as appropriate.

(Effects) The present invention is also applicable to CATV (cable television broadcasting) and allows users to enjoy various information and communication services such as home shopping, home security, home automation, etc. by registering a recording file in advance.

It is also ideal for VR8 (image response system) and Captain System (text and graphic information network), and various information can be displayed not only as still images but also as moving images (videos) on the TV screen like a movie. Of course, detailed explanations are sent via simultaneous audio-visual transmission, so in addition to general programs such as "Educational programs" such as microcomputer introduction and English conversation, and "hobby and entertainment" programs such as Othello games and Gomoku, it is also suitable for companies. Auto parts search 2 National land image information search, real estate information guidance, and other education and training programs are displayed as still image services, as well as color photos, natural images, and video images.

In this way, in the present invention, image information is transmitted at high speed from the image center side to the terminal side and is temporarily stored in the microcomputer built into the television receiver, which greatly reduces the usage time of the transmission line.
This has excellent effects such as reducing the cost of using the transmission line and increasing the public nature by giving many people the opportunity to use it, since it is possible to communicate that much information via the transmission line in a given time.

[Brief explanation of drawings]

FIG. 1 is a system configuration diagram of an embodiment to which the present invention is applied.

Claims (1)

[Claims] 1. When image information is transmitted from the image center side to the television receiver on the terminal side via the transmission line by an input operation on the terminal side, the built-in information in the television receiver accompanying the high-speed transmission of the image information through the transmission line. At the same time as the high-speed storage work to the microcomputer is completed, communication on the transmission line is automatically stopped, and image information is read out gradually from the microcomputer in parallel with the storage work or after the storage work is completed, and re-displayed on the television receiver. A method for receiving and regenerating image information transmitted over a transmission line in a television receiver, which reduces communication time on the transmission line and makes it more economical.