05896556 is referenced by 109 patents and cites 11 patents.

An apparatus of the present invention is adapted to provide a telephone line connection over a coax cable distribution system. In a home having a plurality of set-top television boxes which each require a connection to a telephone line, the present invention allows a single telephone line connection to be provided to the plurality of set-top boxes via the coax cable distribution system. The invention uses a first interface device connected to a telephone line to modulate telephone signals and transmit them over the coax cable distribution system. The device also includes a demodulator to demodulate signals received over the coax cable distribution system to be sent over the telephone line. The invention includes a second interface device at each set-top box which also includes a modulator and demodulator to transmit and receive telephone signals over the coax cable distribution system.

Title
Apparatus and method for providing a telephone connection over a coax cable distribution system
Application Number
8/876193
Publication Number
5896556
Application Date
June 13, 1997
Publication Date
April 20, 1999
Inventor
Charles L Brown
Galesburg
IL, US
Larry K Moreland
Lomax
IL, US
Agent
Zarley McKee Thomte Voorhees & Seas
Assignee
Conifer Corporation
IA, US
IPC
H04H 1/00
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