专利名称:Improvements in performance sensing for
integrated circuit chips
发明人:Cox, Dennis Thomas,Guertin, David
LeRoy,Johnson, Charles Luther,Rudolph,Bruce George,Turner, Mark Elliot,Williams,Robert Russell
申请号:EP89480112.5申请日:19890712公开号:EP0357532B1公开日:19931027
摘要:A performance-sensing element (PSE) circuit (300) detects the actual speed ofother circuits on the same chip (200) by launching a pulse into a tapped cascade of circuitson the chip, then detecting how far the pulse has progressed after a known interval.Control signals indicating circuit speed can stabilize parameters of the other circuits, suchas rate of change of current (di/dt) in driver circuits, absolute delay of clock signals fromone chip to another, and relative delay of multiple clock signals within the chip.
申请人:IBM
地址:US
国籍:US
代理机构:Vekemans, André
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