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This paper describes a high voltage line interface circuit for low cost PBX applications which includes (1) Fibe 300V switches for opening the channel, ringing access and message waiting; (2) Ringi

This paper describes a high voltage Line Interface circuit for PBX applications which includes (1) Five 300V switches for opening the channel, ringing access and message waiting; (2) Ringing State

A description of the internal block diagram is presented along with some of the feedback loop stabilization considerations.

A digital light deflector ( D L D ) is a device t h a t can switch a light beam to a number of distinguishable positions and has been previously described by a number of authors.

We propose an improved sectorization scheme, called narrow-beam quad-sector cell (NBQC) for cellular networks, in which each cell is divided into four sectors and each sector is covered by a 60/spl

In this paper, a novel high-efficiency four-stage Doherty power amplifier architecture convenient for practical implementation in base station applications for modern communication standards has be

In this paper, a novel high-efficiency four-stage Doherty power amplifier architecture for base station applications has been proposed and fabricated.

:A highly efficient configurable three-wavelength cascaded Raman laser suitable for broadband Raman amplification is demonstrated.

This paper presents a high-fidelity speech and audio codec operating at a sampling rate of 32 kHz and a bit rate of 64 kbit/s.

Recent work x - 2 concerning diffusion of impurities into germanium and silicon prompted the suggestion 3 t h a t the dimensional control inherent in these processes be utilized to make high-freque

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