Telephonic communications – Subscriber line or transmission line interface – Protective circuit
Reexamination Certificate
2007-06-12
2007-06-12
Singh, Ramnandan (Department: 2614)
Telephonic communications
Subscriber line or transmission line interface
Protective circuit
C381S072000, C381S073100, C381S074000, C381S075000, C381S094800
Reexamination Certificate
active
10508135
ABSTRACT:
An output reducing system for a telephone system, e.g., implemented in a headset, includes an input line and an output line, wherein the input line transmits an incoming signal to an output transducer and the output line transmits an outgoing signal from an input transducer, and a compressor system is provided in the input line for reducing the output signal level.
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Christensen Ole N.
Hansen Niels Christian Steen
Dykema Gossett PLLC
Sennheiser Communications A/S
Singh Ramnandan
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