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Modems
Part one of term paper
are used to connect two computers over a phone line. Modem is
short for Modulator Demodulator. It's a device that converts data from digital
computer signals to analog signals that can be sent over a phone line. This is
called modulation. The analog signals are then converted back into digital data
by the receiving modem. This is called demo ...
Part two of term paper ... time,
modems send tones to each other to negotiate the fastest mutually supported
modulation method that will work over whatever quality line has been established
for that call. There are two main differences in the types of modems for PC,
internal and external modems.
Evolution of Modems
In the last 10 years, modem users have gone from data transfer rates of
300bps to 1,200 bps to 2,400 bps to 9,600 bps to 14.4Kbps to 28.8Kbps to, and to
33.6Kbps. Now new modem standards are emerging, ...
Word count: 2432 | Approximate pages: 9
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