Patent · US Expired

Data modem

US7167945B2 · kind B2 · utility

13Cited by

45References

5Claims

0Family size

Inventors

Andy A. Feldstein · Potomac, US
Robert A. Woodward · Fort Worth, US
Gregory N. Smith · Herndon, US
Barry P. Weinberger · Herndon, US
Troy Smith · Ashburn, US
Shawn M. Long · Fairfax, US
Michael M. Wexler · Washington, US

Key dates

Filing date	Dec 14, 2004
Grant date	Jan 23, 2007
Priority date	—
Expiry date	Jul 14, 2025

Classification

Technology area (CPC H)Electricity
CPC primaryH04M11/066
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

An improved data modem (IDM) and method includes a communication processor module, a mass storage module, a power converter module, and one or more DSP modules. The communication processor module utilizes commercial off-the-shelf components as well as electrically programmable logic devices (EPLD), which are programmed to provide a watchdog timer, programmable interrupt controller, flash page addressing, ISA bus decoder and controller, and various circuits and logic.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.