midterm_F03 - Polytechnic University, Dept. Electrical and...

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Unformatted text preview: Polytechnic University, Dept. Electrical and Computer Engineering EE4414 Multimedia Communication System II Fall 2003, Yao Wang ___________________________________________________________________________________ First Exam (10/21/2003 11-12:50) (Make Up) Closed-book, 1 sheet of notes (single or double sided) allowed, no peeking into neighbors! 1. (20 pt) Consider the following two raster scan formats: progressive scan using 20 frames/second, 200 lines/frame, and interlaced scan using 40 fields/second, 100 lines/field. For each scan format, determine a. The overall line rate (lines/second) b. The maximum temporal frequency (how many cycles of black and white frames alternating at most) the system can handle c. The maximum vertical frequency (how many cycles of black and white lines alternating within each frame or field) the system can handle d. The maximum frequency (cycles per second) in the 1D waveform of the raster signal, assuming the image aspect ratio is 1:1....
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This note was uploaded on 10/18/2010 for the course COMPUTER 748 taught by Professor Wang during the Spring '07 term at Cambridge.

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midterm_F03 - Polytechnic University, Dept. Electrical and...

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