Modem with firmware upgrade feature

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6031867
SERIAL NO

08087164

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Updated operating code and parameters can be reprogrammed into a modem system with no disassembly of the modem hardware. The modem system includes an in-circuit reprogrammable memory chip in which operating code and parameters are stored. Two control programs control the reprogramming of updated operating code. One of the control programs is designed for manufacturing and testing purposes. The other control program allows remote reprogramming of updated operating code or parameters from a remote location such as a customer site. The modem system is portable, obtaining power from a standard 9 volt battery. Therefor, various power saving features are also incorporated into the modem system.

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Patent Owner(s)

Patent OwnerAddress
MULTI-TECH SYSTEMS INC2205 WOODALE DRIVE MOUNDS VIEW MN 55112

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Johnson, Greg Fridley, MN 63 1830
Johnson, Richard David Maplewood, MN 13 153
Weinzierl, David A Mounds View, MN 38 2617

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