KR960020348A - Method and device for displaying time in image display device - Google Patents

Abstract

1. TECHNICAL FIELD OF THE INVENTION

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a time display device, and more particularly, to a time display method and apparatus for loading time data on a front porch of a video signal and automatically displaying the received time data.

2. The technical problem to be solved by the invention

A method and apparatus for loading time data on a fort porch of an image signal and detecting the same and automatically displaying the time.

3. Summary of Solution to Invention

A tuner unit for receiving an image signal, an image signal processor for configuring an output signal of the tuner unit as an NTSC signal, a synchronization separator for detecting a front porch level from the output of the image signal processor, and a front porch level abnormality; And a comparator for sensing, an encoder for generating time data by encoding the comparator output signal and an output signal of the synchronous separation unit, and a system control unit for receiving the output data of the encoder and displaying the time on a display unit.

4. Important uses of the invention.

Time display device of video display device.

Description

Method and device for displaying time in image display device

As this is a public information case, the full text was not included.

2 is a circuit diagram according to the present invention.

Claims (5)

A time display circuit of an image processing apparatus having a tuner unit 201 for receiving a video signal and a display unit 106 for displaying a time, comprising NTSC signals output through the tuner unit 201. The image signal processor 203, the synchronization separator 207 for detecting the front porch level output through the image signal processor 203, and the output front porch level abnormality of the image signal processor 203 are compared. An encoder 209 for encoding the output signal of the comparator 205 and the output signal of the synchronization separator 207 to generate time data, and the output data of the encoder 209. Receiving time display device using a front porch, characterized in that consisting of a system control unit 102 for displaying the time on the display unit 106. The front porch of claim 1, wherein the encoder 209 is configured as an end gate to extract data of year, month, day, hour, minute, and second from information of the front porch section of the video signal. Time display device used. A time display method of an image processing system, comprising: a first process of loading year, month, day, hour, minute, and second data to a transmitted video signal; and the year, month, day, hour, minute, second in the first process A second process of detecting a section in which data is carried, a third process of detecting a value of a predetermined level or more from the detected value of the second process, and a fourth process of extracting time data from the first and second processes. A time display method of an image processing apparatus characterized by the above-mentioned. The method of claim 3, wherein the position of the time data of the first process is a front porch. A time display apparatus of an image processing system, comprising: first means for loading year, month, day, hour, minute, second data into a front porch of a video signal to be sent; Second means for detecting a section containing year, month, day, hour, minute, and second data in said first means, third means for detecting a value above a predetermined level from detection values of said second means, and And a fourth means for extracting time data from the first and second means. ※ Note: The disclosure is based on the initial application.