KR970019479A - Caption caption and OSD character overlap prevention device for TVCR control and control method - Google Patents

Abstract

The present invention relates to a device for preventing overlapping of caption subtitles and OSD characters for TVCR control during caption broadcasting signal reception or caption video tape playback in a TVCR having a caption function, and a method of controlling the OSD character for TVCR control in a TVCR microcomputer. It has two built-in positions and reverse positions, and controls the on / off of the caption module that performs the caption function by TVCR microcomputer recognizes the caption "on" key selection of the remote control or TVCR main body, and also controls the TVCR during the caption on TVCR function. When displaying the OSD text, the device to prevent the overlap of the caption caption controlling the position of the OSD text for TVCR control and the OSD text for TVCR control by receiving the location information of the caption caption from the caption micom in the caption module. By providing it, it is convenient to watch TVCR.

Description

Caption caption and OSD character overlap prevention device for TVCR control and control method

Since this is an open matter, no full text was included.

2 is a block diagram of a caption caption / TVCR control OSD character display device of a conventional TVCR;

3 is a flowchart of an OSD character display control method for caption caption / TVCR control according to the present invention;

Figure 4 (a) is an illustration of the caption caption and the OSD character overlap screen for TVCR control, (b) is an illustration of the caption subtitle and OSD character overlap screen for TVCR control according to the present invention.

Claims (3)

A caption module 109 performing a caption function, a TVCR microcomputer 20 for controlling a TVCR, a TVCR OSD unit 30 for displaying OSD characters for TVCR control under the control of the TVCR, and a caption image and a video synthesis signal; In a TVCR having a main video IC 40 which processes an output of the TVCR OSD unit 30 and outputs it to a CRT, the TVCR microcomputer 20 receives the caption caption position information from the caption module 10. Caption, characterized in that it comprises a caption module switching unit 50 for controlling the position of the OSD character for TVCR control and the caption module 10 for performing a caption function compared to the position of the OSD character for TVCR control OSD superimposition prevention device for subtitles and TVCR control. A first process of determining whether the caption "on" key is input through a key scan, and if the caption "on" key is input as a result of the determination, the key to display the OSD character for TVCR control after performing the caption on TVCR function And a second step of determining whether the caption subtitle overlaps with the TVCR control OSD character when the key is to display the OSD character for TVCR control; and if the overlap occurs, the TVCR control is performed. 4. A method of controlling overlapping OSD characters for controlling TVCR and caption subtitles having a fourth process of changing and displaying the position of OSD characters. The method of claim 2, wherein if the caption “on” key is not inputted, the caption-off TVCR function is performed and the TVCR control OSD character is displayed at the normal position when the OSD key is input. And displaying a TVCR control OSD character at a normal position when the caption subtitle and the TVCR control OSD character do not overlap with each other as a result of the determination of the third step. Control method. ※ Note: The disclosure is based on the initial application.