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Exploring the World of Modems - A Comprehensive Guide

Discover the fascinating world of modems, from history to future trends, speeds, and specifications. Learn how modems work and their impact on internet connectivity. Stay updated on the latest modem technologies and enhance your knowledge.

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Exploring the World of Modems - A Comprehensive Guide

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  1. By: Dheeraj Mehta Pc Hardware Research:The Modem

  2. Overview • Modem is short for modulator-demodulator • Device that is connected to a computer • Transmit data through telephone or cabal lines • Modulates signals of analog types for coding • Demodulates the signals to decode the information

  3. Special Terms/Acronyms • Modulator – transmits signals out a phone line in analog form • Demodulator – receives signals from a phone line turning them back to digital forms • ISP – Internet Service Provider • Mpbs – Mega bits per second • Bpbs – Bits per second • ADSL – Asymmetric digital subscriber line

  4. Product History • Digital modems developed in the 1950s • Commercial Modems came into existence in the 1960s • late 1970s, modems had speeds of 300bps • 300bps equivalent to 0.000286102295 Mbps • The 56K modem was invented by Dr. Brent Townshend in 1996. • Average internet speed in 1st world countries is 40.65 Mbps

  5. How a modem works • Computer needs a modem to modulate digital signals • This will travel down phone lines • They then pass through a second modem • This will demodulate the signals back to the ISP

  6. Specifications • Many different types of modems • Ex: USB modems, wireless modems, fax modems, direct connect modems, and on board modems • Speed is measured by Mbps • Speed of modems vary • Majority of providers support 30 Mbps with 1-6 mbps of bandwidth capacity

  7. Future Trends • Cisco major modem company in the market • Latest Linksys EA6500 released march 2013 • Very stylish and thin design • Highest commercial performance ever • Approximately $245.00

  8. Additional Information • http://www.speedtest.net to test your own modem speed • Linksys is rated in the top 10 best modem company in the world (#1 is D-Link) • Dr. Brent Townshend was Canadian • Careers in the Modem Field: • Modem DSP Engineer • Wireless Modem Hardware Engineer • Modem System tester

  9. Bibliography • "Home › Modems." Official TigerDirectca RSS. 20 May 2013 <http://www.tigerdirect.ca/applications/category/category_tlc.asp?CatId=11>. • "Modems: Frequently asked questions." Windows.microsoft.com. 20 May 2013 <http://windows.microsoft.com/en-ca/windows-vista/modems-frequently-asked-questions>. • "What are modems." What are modems. 20 May 2013 <http://www.omnisecu.com/security/infrastructure-and-email-security/modems.htm>. • "What Is a Modem?" WiseGEEK. 20 May 2013 <http://www.wisegeek.org/what-is-a-modem.htm>. • "What is Modem and its benefits." What is Modem and its benefits. 20 May 2013 <http://www.yourmaindomain.com/web-articles/What-is-Modem-and-its-benefits.asp>.

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