TV BROADCASTING TRANSMISSION/RECEIVING DEVICE FOR SELECTIVELY CONTROLLING VIEWING OF UNDER-AGED VIEWERS AND CONTROL METHOD THEREOF

• Main Author: LIM, SEONG SU
• Format: Patent
• Language: English; Korean
• Published: 01.06.2001
• Edition: 7
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION

PURPOSE: A device for transmitting/receiving TV broadcasting which selectively controls the viewing of an under-aged viewer and a control method thereof are provided to prevent under-aged people from viewing television by multiplexing warning message with broadcasting signals without changing a broa...