Patent ID: 6097437
Filing Date: 2000-08-01
Classification: G09G,H03L

Abstract:
A format converter, comprising:a microcomputer for receiving horizontal and vertical synchronizing signals from a host, determining a video mode, and generating data that indicates a number of dots per horizontal line period;a write phase lock loop and time generator for receiving the data from the microcomputer, and generating a write clock signal;a read phase lock loop and time generator for receiving the data and the horizontal synchronizing signal respectively generated by the microcomputer and the host, and generating a read clock signal;an analog-to-digital converting section for sampling an analog picture signal received from the host in response to said write clock signal to convert the analog picture signal to a digital picture signal; anda format converting section for storing the digital picture signal according, to a period of said write clock signal, and for converting a format of the stored digital picture signal according to said read clock signal.