Number | Date | Country | Kind |
---|---|---|---|
5-262284 | Oct 1993 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4835713 | Pastor | Mar 1989 | |
4949381 | Pastor | Aug 1990 | |
5189292 | Batterman et al. | Feb 1993 | |
5253293 | Shigemitsu et al. | Oct 1993 | |
5255106 | Castro | Oct 1993 | |
5337361 | Wang et al. | Aug 1994 | |
5351136 | Wu et al. | Sep 1994 | |
5398283 | Virga | May 1995 | |
5420922 | Lunblad et al. | May 1995 | |
5490217 | Wang et al. | Feb 1996 | |
5491563 | Pomeranz | Feb 1996 |
Number | Date | Country |
---|---|---|
0396774 | Nov 1990 | EPX |
2-214264 | Aug 1990 | JPX |
3-85872 | Apr 1991 | JPX |
Entry |
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"DCT Image coding using Adaptive Quantization Application to Digital Color Copiers," Kazuyuki Murata, Gazou Denshi Gakkaishi, vol. 10, No. 5 (1991) pp. 467-475. |