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Allen E Gross, Said S Saadeh, Lee F McCrocklin: Power-down modem. Compag Computer Corporation, Arnold White & Durkee, August 21, 1990: US04951309 (38 worldwide citation)

A modem capable of three modes of operation; a normal mode, a reduced power mode responsive to a control signal from a function controller within the modem, and a further reduced power mode responsive to a control signal from the computer. The function controller monitors activity within the modem a ...


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Allen E Gross, Marvin F Malm: Modem-telephone interconnect. Compaq Computer Corporation, Compaq Computer, January 22, 1991: US04987586 (26 worldwide citation)

A modem/telephone interconnect for sharing a telephone line or communication channel between a modem and a telephone or other communication device. The interconnect provides access to the telephone line by both devices but normally prevents each device from interrupting or interfering with the opera ...


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