METHOD AND DEVICE FOR RECORDING AND READING OF DIGITAL VIDEO INFORMATION Russian patent published in 1999 - IPC

FIELD: video equipment. SUBSTANCE: device has unit which reads digital video information, unit for representation of part of digital video information as variable rate data, unit which records part of digital video information and data at variable rate. Corresponding method involves recording into main and additional regions of adjacent tracks, so that additional track is located in each track in position corresponding to track region for possibility of reading in high speed mode. Record carrier is designed for delivery in high-speed reading mode. Reading device provides possibility of standard and high-speed reading modes and has unit for delivery of record carrier and unit for reading at said reading modes. Devices implement method for recording digital video information onto record carrier and method for reading digital video information. EFFECT: high- quality recording and reading of digital signal using high-speed modes. 46 cl, 44 dwg