digital modem


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digital modem

A device that adapts digital signals from one transmission system to another. For example, the term may refer to an ISDN, DSL or cable modem. Contrast with analog modem. See cable modem, DSL, ISDN and modem.
References in periodicals archive ?
The spectrum of the OFDM signal [1,2] occupies 16.8 MHz in a 20 MHz channel, and the digital modem produces I/Q signals sampled at 20 MHz.
Berryhill said reaction to the product has been strong, especially on the Internet, where Motorola received 28,000 hits," or inquiries, about its digital modem.
In-Stat's report, Q2 2000 Analog and Digital Modem Market Shares (No.
The analog and digital modem market share report discloses a continuing recovery of the analog modem market, which grew 7% sequentially in Q4 98, representing 14 million modems shipped and $1.4 billion in sales.
-- Advanced digital modem design for increased interference rejection giving superior data throughput performance in a crowded RF environment
Utilizing Nortel Networks'(TM) switching platform (DMS-500) and digital modem technology over standard copper telephone wires, the network architecture allows simultaneous voice and data transmission over the same copper loop with no signal interference.
The Compaq PCs also include a 1.5Mb Max Digital modem, supporting broadband digital subscriber line networking.
A normal modem disconnect takes about five seconds, but a digital modem disconnects in a second or less.
has announced two specifications targeting the digital modem and the front-end radio portions of a mobile device.
Of these many features, the capability of the digital modem to adjust to a specific transmission speed according to the line quality of the DDD (direct distance dialing) networks is of particular importance.
In addition, Samsung says that the chipset, which can be used as a core semiconductor component in digital modem boards, will enable users to enjoy Internet access at rates 30 times faster than current modems that use existing copper telephone lines.

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