4500T1Sp07 - Image Projectors (20) Name...

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Unformatted text preview: Image Projectors (20) Name ____________________ FTIR (20) (Please Print) DIC (20) Laser Lineshape (20) Concave Mirror (20) E C E 4500 First Hour Examination February 12, 2007 Rules for exam: 1. The time allowed is 60 minutes. The test will start at 9:00am. 2. Answer all questions. The value of each question is given in parentheses by the question. There are a total of 100 points possible. 3. All work must be shown for full credit. 4. Put your final answers in the locations specified. 5. You may use six single-sided 8 1/2" x 11" information sheets that you have prepared in your own handwriting. Your information sheets may not include photocopied material or typed material. 6. Some physical constants are given below. 7. You may use one calculus textbook or "book of math tables." 8. You may use a "pocket calculator" that can be put in a normal-size pocket and requires no external electrical power. Graphing calculators and programmable calculators are acceptable. You may not use portable, hand-held, lap-top, or notebook computers or wireless or network connections. 9. You may not use any reference materials other than those listed above. Therefore, you may not use the class notes, any textbooks, homework problems, reprints of papers, journals, prayer books, etc. 10. There is to be no sharing of anything. 11. If excess information is given in a question, ignore the unneeded information. 12. If too little information is given in a question, assume the information needed and clearly note this with your work. 13. Any changes to the examination will be written on the board. Check the board periodically during the examination. 14. Any acts of dishonesty will be referred to the Dean of Students without prior discussion. The official written Institute procedures on academic honesty (entitled "Maintaining Academic Honesty" and available from the Dean of Students Office) will be followed in all cases. 15. Have a happy exam! h = 6.6260755 10-34 joule-sec c = 2.99792458 10 8 meter / sec e = 1.6021773349 10-19 coul k = 1.38065812 10-23 joule / K Digital Image Projectors Digital image projection systems are used in digital home TV entertainment sys- tems and in digital cinemas (movie theaters). The technology may be liquid crystal dis- plays (LCD), plasma displays, Texas Instruments Digital Light Processing (DLP) mi- cromirror arrays, or liquid crystal on silicon (LCOS) systems. The image aspect ratio of these displays is AR = L Wim /L Him and is commonly expressed as a ratio of integers. For the digital home TV system, the number of pixels is 1 , 280 720 (H V)....
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This note was uploaded on 04/29/2008 for the course ECE 4500 taught by Professor Gaylord during the Spring '08 term at Georgia Institute of Technology.

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4500T1Sp07 - Image Projectors (20) Name...

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