Number | Name | Date | Kind |
---|---|---|---|
5309562 | Li | May 1994 | |
5541955 | Jacobsmeyer | Jul 1996 | |
5617423 | Li et al. | Apr 1997 |
Entry |
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GSM 06.10, "GSM Full Rate Speech Transcoding", Technical Rep. Vers. 3.2, ETSI/GSM, Feb. 1992. |
P. Vary et al., "Speech Codec for European Mobile Radio System", Proc, ICASSP-88, p. 227, Apr. 1988. |