Communication apparatus capable of data communication and speech communication

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5280519
SERIAL NO

07821195

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A communication apparatus which can carry out a facsimile communication with a calling station and a speech communication with the calling station. The communication apparatus includes, a monitoring block for monitoring received signals, a first determining block for determining, based on a result obtained by the monitoring block, whether or not a first signal transmitted from the calling station is received, a transmission block for transmitting a second signal to the calling station, a first control block for activating the transmission block in a case where the first determining block determines that the first signal is not received within a first time after the communication apparatus becomes capable of communicating to the calling station, a ringing unit for outputting a ringing tone, a second control block for activating the ringing unit when a second time elapses from a time at which the transmission block starts to transmit the second signal, and a third control block for performing the facsimile communication when the first determining block determines that the first signal is received.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
RICOH COMPANY LTDTOKYO

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakajima, Masato Yokohama, JP 67 2059
Suzuki, Osamu Atsugi, JP 244 3125

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