Methods and apparatus for reducing the bandwidth of a video signal

• Main Authors: EILENBERGER; ROBERT LEWIS, LIMB; JOHN ORMOND, GORDON; PAT LE MAR, BROWN; EARL FRANKLIN, GORDON; ALAN MAYER
• Format: Patent
• Language: English
• Published: 21.09.1976
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; PICTORIAL COMMUNICATION, e.g. TELEVISION

Alternate lines of a 526 line video signal are time-stretched and transmitted over a transmission channel of limited bandwidth. At the receiver, the lines are compressed back to their original duration and displayed in an interlaced manner on a conventional receiver by blanking alternate lines in ea...