Ericsson
Universal Transmission Circuit
Ericsson
Universal Speech Circuit
Ericsson
Voice-switched Speakerphone Circuit with built in loudspeaker amplifier
Ericsson
Voice - switched 2-channel Circuit with loudspeaker amplifier
Ericsson
Speech Circuit for constant current feeding systems
Ericsson
Integrated circuit for transformerless driving of battery powered EL (electroluminicent) lamps
Ericsson
Voice-switch circuit for Handsfree speakerphone TAM
Ericsson
Universal Speech Circuit
Ericsson
High current Speech and Line interface Circuit
Ericsson
Subscriber Line Interface Circuit (SLIC)
Ericsson
Subscriber Line Interface Circuit
Ericsson
Telephone Line interface circuit for DECT, DAM, CT Unisolated or Isolated
Ericsson
Universal Speech Circuit
Ericsson
Subscriber Line Interface Circuit