Title :
Integrated active speech network for subscriber set application
Author :
Terry, Michael ; LeMaire, C.
Author_Institution :
Mostek Corp., Carrollton, TX, USA
Abstract :
A bipolar integrated speech network providing DTMF and high impedance microphone inputs, regulated 3V output together with 2-4 wire conversion, balance and 7dB of loop length compensation for use in normal or subscriber carrier modes of operation, will be described.
Keywords :
Bipolar integrated circuits; Driver circuits; Electrets; Impedance; Microphones; Microwave integrated circuits; Pulsed electroacoustic methods; Speech; Telephony; Wire;
Conference_Titel :
Solid-State Circuits Conference. Digest of Technical Papers. 1982 IEEE International
Conference_Location :
San Francisco, CA, USA
DOI :
10.1109/ISSCC.1982.1156335
