2. How did evolve?
• What was before the DVD
player?
• What is a DVD player?
• Who invented it?
• How has it gotten better
over time? http://technabob.com/blog/2006/12/13/toshiba-hd-xa2-
hd-dvd-gets-decent-load-times/
3. Before!
• VHS players.
• 20 years before DVD players
came along.
• Launched by company in Japan. http://www.gadgetizer.com/2008/10/28/rip-vhs-player-
1975-2008/
4. What is a DVD/DVD Player?
• “Digital Versatile Disc.”
• Make: -Aluminum disc encased in
polycarbonate.
-Label side is lacquer.
• Similar to CD.
• Player is like a laser reader for the DVD.
http://www.cafegadgets.com/philips-
player-dvp314694-p-2414.html
5. Invention!
• Began with invention of CD by Sony in early
1980’s
• Sony and Toshiba
• Development began in late 1980’s
• Announced in 1995
• Introduced in 1996
http://www.newegg.com/Product/Product.aspx?Item=N82E16882105153
6. Improving!
• First 4.7gb now 17gb.
• Cheapest $735, now can be under $100
• 200 pounds, now portable 5pounds
• Smaller
• Topped VHS in 2003
http://www.techfresh.net/bluedot-portable-dvd-player-bdp-2700k/
8. How does it work?
http://www.circuitstoday.com/working-of-dvd-player
9. How does it work? (continued)
http://www.circuitstoday.com/working-of-dvd-player
10. Bibliography
• Aleman, G. (2008, October 20). How Dvds work.
Retrieved from
http://electronics.howstuffworks.com/dvd6.htm
• C, N. 2006. Retrieved from
http://answers.yahoo.com/question/index?qid=2
0061110170043AAOHafR
• Romanowski, P. 2010. Dvd player. Retrieved from
http://www.madehow.com/Volume-4/DVD-
Player.html
• Romanowski, P. 2009. Dvd player. Retrieved from
http://www.answers.com/topic/dvd-player
