Number | Date | Country | Kind |
---|---|---|---|
67251 A/81 | Feb 1981 | ITX |
Number | Name | Date | Kind |
---|---|---|---|
4237552 | Aikoh et al. | Dec 1980 | |
4303803 | Yatsuzuka | Dec 1981 |
Entry |
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Article by Jean-Pierre Adoul & Daniel Pradelles entitled "On Line Speech/Data-Modem Identifier for Telephone Network", published in 1977 (Hartford, CT) Reports of IC ASSP, pp. 332-335. |
Article by Yohtaro Yatsuzuka entitled "A High-Gain DSI-ADPCM System", published in 1979 (Washington, D.C.) Reports of IC ASSP, pp. 436-441. |