Patent ID: 6518744
Filing Date: 2003-02-11
Classification: G01R,H04N

Abstract:
A general purpose oscilloscope, comprising:an input for receiving signals for measurement and display; processing circuitry for processing said signals; display means for displaying a representation of said signals; a controller for controlling said processing circuitry and said display means; and video processing circuitry for receiving serial digital video data signals, and providing analog video signals therefrom, for display on said oscilloscope, said video processing circuitry including: serial to parallel converter circuitry for receiving said serial digital signals and providing representative parallel data signals at an output; circuitry for receiving said parallel data signals and for selecting a mode of operation from a plurality of modes of operation, and for producing at its output modified parallel signal data, said mode of operation determining characteristics of said analog video signals, said selecting of said mode being accomplished under control of said controller; and circuitry for receiving and encoding said modified parallel signal data according to a selected television industry format, and producing said analog video signals at its output, said selecting of said television industry format being accomplished under control of said controller; wherein said analog signals are couple to said input of said oscilloscope for processing and display; and wherein:said video processing circuitry is fabricated in a module, and said oscilloscope includes means for receiving said module, said module receiving operating power from said oscilloscope via connections of said receiving means.