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| | PC audio system with frequency compensated wavetable data - Patent 5847304 (Site not responding. Last check: 2007-11-04) |
 | | "OPL3, YMF262, FM Operator Type L3," Yamaha LSI, YMF262 Application Manual, Catalog No. LSI-6MF2622, pp. |
 | | "YMF262, FM Operator Type L3 (OPL3)," Yamaha LSI, Catalog No. LSI-4MF2622, pp. |
 | | Preliminary, "YMF278-F (OPL4), 4 Operator FM and WAVE Synthesis Chip," Yamaha LSI, Yamaha Corp., Catalog No. LS1278F, Version 1.01 (Feb. 1, 1993), pp. |
| www.freepatentsonline.com /5847304.html (9351 words) |
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