Patent Number: 6,295,093

Title: Closed-caption broadcasting and receiving method and apparatus thereof suitable for syllable characters

Abstract: A closed-caption broadcasting and receiving method and apparatus. According to the closed-caption broadcasting method and apparatus, character information and control information are inputted, and a control code of 2 words and a character code of 2 words including a syllable character completion type code are produced. The control code is obtained by combining the control information with a mode control bit and a parity bit, and the character code is obtained by combining the character information with a mode control bit and a parity bit. A digital-modulated caption signal is produced by inputting the control code and the character code, and is coded on a scanning line which does not affect a television video signal to be transmitted.

Inventors: Park; Hyun-Jeong (Suwon, KR), Yang; Jin-Hwa (Seoul, KR), Bae; Jum-Han (Suwon, KR)

Assignee: Samsung Electronics Co., Ltd.

International Classification: H04N 7/087 (20060101); H04N 5/278 (20060101); H04N 7/088 (20060101); H04N 5/445 (20060101); H04N 005/278 (); H04N 007/087 (); H04N 007/08 (); H04N 009/74 ()

Expiration Date: 09/25/2018