modem

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Related to Analog modem: digital modem

modem

 [mo´dem]
a hardware device that converts digital signals from a computer or computer terminal to and from analog signals for transmission along communication lines.

modem

Informatics
A device that converts digital data into analogue data for transmission by telephone via copper cable lines.

modem

Modulator/demodulator Online An acoustic coupling device that converts a computer's digital signals to analog signals, allowing transmission of data through standard telephone lines. See Cable modem, Codec.
References in periodicals archive ?
This implementation has similar characteristics to using analog modems over an analog cellular network; for example, MNP/V.42 data compression can be invoked.
Robotics will package Propel Accelerator 3.0 with its line of analog modems. In addition to accelerating Internet browsing, Propel Accelerator 3.0 allows users to block unwanted advertisements such as pop-up ads, and increases the speed of file downloads.
The Perle 833AS can support up to 92 concurrent dial-in users over ISDN and 90 users over 56K or v.90 analog modems. Modem cards are available in 12- or 18-modem densities for installation in the five available modem slots.
Equipment prices have been dropping dramatically (to the point where they are nearly price-competitive with high-speed analog modems or low-cost access routers), but service prices for the most part remain high.
Infonetics Research (San Jose, Calif.) reports that 21% of small office businesses are remotely networked, mostly with analog modems, and nearly all of them use the Internet.
"As more people want reliable Internet connectivity in more places and in more electronic devices, they are still going to need analog modem technology," said Bill Garvis, manager of embedded modem products with Lucent's Microelectronics Group.
At first, we envisioned using the same type of dial backup setup for the high-speed network, an A/B switch front-ending an ISDN Terminal Adapter unit instead of an analog modem. Then we discovered the 3530 Plusnet Failback Switch.
"We successfully expanded upon our leadership in the PC audio chip market to quickly gain significant market share in the analog modem segment in Asia."
General DataComm Industries' Netcon network-management system provides non-interfering management beyond analog modem networks; Netcon's control can be extended to multiplexing systems, digital (DDS) networks, wire lines, local-area data sets and financial loops.
A new DSL modem and a cellular modem join the company's analog modems, making it easier to share data in remote control, SCADA and automatic alarming applications.
WireX is an Analog-to-Wireless converter that allows legacy equipment with embedded analog modems to be switched from connecting through the traditional phone line to connecting through a cellular GSM/GPRS wireless network.