Temic Semiconductors

Simple phase control circuit

Telefunken Licences GmbH

Quasi Parallel Sound Processing with Quadrature Intercarrier Demodulator

Unspecified

TELEFUNK ELECTRONIC CREATIVE TECHNOLOGIEN U2200B-FP

Philips Electronics

Versatile telephone transmission circuit with dialler interface

Unspecified

13 BIT SERIES PARALLEL CONVERTER

Contek Microelectronics

LOW VOLTAGE TELEPHONE TRANSMISSION CIRCUIT WITH DIALLER INTERFACE

Philips Electronics

Supply circuit with power-down for telephone set peripherals

Temic Semiconductors

Simple phase control circuit

Philips Electronics

Control circuit for switched-mode power supply

Philips Electronics

Hands-free IC

Philips Electronics

Call progress monitor for line powered telephone sets

STMicroelectronics

VIDEO AND AUDIO SIGNALS SWITCHINGS FOR THE PERI-TELEVISION PLUG