H - Electricity – 04 – M
Inventor
H - Electricity
04
M
Inventor
Country: Sweden
A method and an arrangement for generating a ringing signal
A method and an arrangement for securing an adsl connection
A method and an arrangement in an analog line interface circuit
A method for off-hook detection during ringing and the use...
Echo and distortion cancellation arrangement
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Profile ID: LFCA-PAI-P-1294099