(Digital Simultaneous Voice and Data) An all-digital technology for concurrent voice and data (SVD) transmission over a single analog telephone line. DSVD is endorsed by Intel, Hayes, U.S. Robotics and others and has been submitted to the ITU for possible standardization. DSVD modems became available in the first half of 1995.
DSVD
Meaning of DSVD in English
DAX English glossary of key connectivity terms. Английский глоссарий основных терминов по коммуникациям DAX. 2012