Tandem access controller within the public switched telephone network

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8155298
SERIAL NO

11428822

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In one embodiment, the system includes a processor, referred to herein as a tandem access controller (TAC), coupled to the PSTN, where the TAC allows a subscriber to set-up and make changes to the configuration of his or her phone line or other communications device. Such changes include selective call forwarding. In one embodiment, the TAC is controlled by the subscriber using the web. The TAC is coupled internally to the PSTN in a local service area and is outside the central office of the subscriber. A calling party makes a first call to the subscriber using the subscriber's public telephone number. The TAC receives the first call prior to the call reaching the subscriber's terminating central office, which in some cases avoids a toll. The TAC then carries out the subscriber's instructions for the first call, such as making one or more second calls using telephone numbers different from the subscriber's public telephone number. When the second call is answered, the answering phone is connected by the TAC to the caller.

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Patent Owner(s)

  • FOCAL IP, LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Asprey, Margaret Susan Los Altos, US 14 181
Klein, Jerry A Los Altos, US 16 497
Wood, Samuel F Los Altos Hills, US 28 635

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