Number | Date | Country | Kind |
---|---|---|---|
2-225869 | Aug 1990 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4811398 | Copperi et al. | Mar 1989 | |
4975657 | Eastmond | Dec 1990 | |
4989246 | Han et al. | Jan 1991 | |
5007093 | Thomson | Apr 1991 | |
5054075 | Hong et al. | Oct 1991 | |
5086471 | Tanaka et al. | Feb 1992 |
Number | Date | Country |
---|---|---|
63-123257 | May 1988 | JPX |
Entry |
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"7 kHz Audio-Coding Within 64 KBIT/S", Recommendation G.722 published in CCITT Blue Book, vol. 111-Fascicle 111.4 pp. 269-341, Nov., 1988. |
"Basic Digital Switching" by Shinichi Aizawa, OHM Co. Ltd., pp. 121-124 (FIG. 2.51), Jan. 10, 1983. |