发明名称 |
Programmable sound circuit for electronic games. |
摘要 |
<p>A sound generator for use with microprocessor controlled amusement games includes a programmable sound generator and programmable filters. The programmable filters utilize duty-cycle-controlled resistors to provide analog filtering under microprocessor control. Resistor duty cycles are made variable over a wide range by means of aperiodic clocking signais.</p> |
申请公布号 |
EP0080812(A2) |
申请公布日期 |
1983.06.08 |
申请号 |
EP19820305847 |
申请日期 |
1982.11.03 |
申请人 |
BALLY MANUFACTURING CORPORATION |
发明人 |
VICKERS, ERAL CORBAN |
分类号 |
G10K15/04;G10H1/12;(IPC1-7):10H1/12;03H19/00 |
主分类号 |
G10K15/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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