Abstract: A communications system includes a transmission system and a receiver system for enabling telecommunication of a voice signal on an appropriate carrier wave across a medium at a low bit-rate and consequently, with high reliability.
Abstract: A portable power supply for powering a handheld data-processing and telecommunication device, comprising a conventional battery situated internally to the device, and an external, easily detached and exchangeable battery pack, whereby the external, easily detached and exchangeable battery pack powers the device, and the internal, conventional battery acts as a backup power supply.
Type:
Application
Filed:
August 22, 2002
Publication date:
February 26, 2004
Applicant:
Tadiran Communications, Ltd.
Inventors:
Michael Leviel, Azir Trachtenberg, Joseh Schori, Gal Peari