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ANDVT

Known as: ANVDT 
The Advanced Narrowband Digital Voice Terminal (ANDVT) is a secure voice terminal for low bandwidth secure voice communications throughout the U.S… 
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Papers overview

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1992
1992
Abstract : This report presents both a high level and a detailed design for a low data rate voice Rate Converter (RC). On the… 
1991
1991
The ANDVT MINTERM (advanced narrowband digital voice manpack terminal) provides secure half-duplex voice, data, and remote keying… 
1991
1991
Abstract : The 2400-b/s linear predictive coder (LPC) is currently being widely deployed to support tactical voice communication… 
Review
1989
Review
1989
Abstract : The battery-operated, Variable Speed High Frequency (HF) Modem transmits data at 2400 bits per second (bps) over HF… 
1983
1983
Abstract : Algorithms have been developed for determining the start-of-transmission and end-of-transmission for the ANDVT HF… 
1981
1981
Abstract : The performance of the signal design for the ANDVT HF modem was investigated for a large variety of Rayleigh fading… 
1980
1980
Abstract : The performance of the signal design for the ANDVT hf modem was investigated for the Gaussian channel with variable… 
1978
1978
Abstract : During this program, the specifications for the ANDVT HF modem have been refined and detailed evaluation and… 
1977
1977
Abstract : A major part of this study is the specification of a modem optimized for transmission of digitized speech over a HF…