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US 6,665,381 B1Granted
Self-contained device using a single phone line to receive phone calls and facsimiles while connectable to the internet
OwnerShary Nassimiinventor
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OwnerShary Nassimiinventor
Estimating the term…
A self-contained device using a single telephone line to receive telephone calls and facsimilies while being simultaneously connectable to the Internet, which provides an all-in-one solution for multiple devices present and operating on a single standard telephone line. The benefits include the ability to receive calls and faxes, whether online or not online and to remain online if already on line. Additionally, the present invention switches between voice and fax calls, automatically and without any intervention from the user. To achieve the combined functions, the present invention integrates a micro-processor which coordinates general functionality. Tone detection circuitry, which provides extremely narrow and selective detection range and detects the appropriate tones. Care is taken to assure a narrow enough detector design which will not false alarm or detect such sound as modem noise, which includes a fax tone and a call waiting tone.
A self-contained device for using a single telephone line to receive telephone calls and facsimiles for transmission respectively to a telephone/answering machine and a facsimile machine while being simultaneously connectable to the Internet by a computer having a modem, said device comprising:
Dependencies are inferred from the claim text.