Public telephone control with voice over internet protocol transmission

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United States of America Patent

PATENT NO 7505406
SERIAL NO

09905014

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Controlled public telephone communication systems includes a plurality of telephones at a given site, a programmable control computer for switching, accessing, routing, timing, billing, and the control of the telephones at the site and a Voice over Internet Protocol (VoIP) network connecting the telephones to an off site public switched telephone network. The programming of the control computer is distributed to remote locations over the VoIP network. A data exchange network interconnects other sites with the telephone communications system being integrated into the data exchange network.

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Patent Owner(s)

  • SECURUS TECHNOLOGIES, INC.;SCIENCE DYNAMICS CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abdelwahab, Amr E Deptford , US 1 118
Knodle, Martin L Marlton , US 1 118
Miller, Fredrick W Voohrees , US 2 125
Salibrici, William J Jobstown , US 1 118
Spadaro, Thomas R Burlington , US 3 330

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