Output voltage to serial communication port

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United States of America Patent

PATENT NO 10031569
SERIAL NO

15112560

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Abstract

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One of a first voltage and a second voltage may be selected based on input from a basic input/output system (BIOS). One of the selected voltage and no voltage may be output to a carrier detect (CD) pin and a ring Indicator (RI) pin of a serial communication port, based on the input from the BIOS.

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Patent Owner(s)

  • HEWLETT-PACKARD COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nguyen, Nam Houston, US 81 1052
Truong, Binh T Houston, US 35 135
Wright, Robert S Houston, US 22 232

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