Adaptive workload based optimizations coupled with a heterogeneous current-aware baseline design to mitigate current delivery limitations in integrated circuits

A dynamic system coupled with "pre-Silicon" design methodologies and "post-Silicon" current optimizing programming methodologies to improve and optimize current delivery into a chip, which is limited by the physical properties of the connections (e.g., Controlled Collapse Chip Co...

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Hauptverfasser: DARRINGER JOHN A, BOSE PRADIP, SHIN JEONGHEE, QURESHI MOINUDDIN K, BUYUKTOSUNOGLU ALPER
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A dynamic system coupled with "pre-Silicon" design methodologies and "post-Silicon" current optimizing programming methodologies to improve and optimize current delivery into a chip, which is limited by the physical properties of the connections (e.g., Controlled Collapse Chip Connection or C4s). The mechanism consists of measuring or estimating power consumption at a certain granularity within a chip, converting the power information into C4 current information using a method, and triggering throttling mechanisms (including token based throttling) where applicable to limit the current delivery per C4 beyond pre-established limits or periods. Design aids are used to allocate C4s throughout the chip based on the current delivery requirements. The system coupled with design and programming methodologies improve and optimize current delivery is extendable to connections across layers in a multilayer 3D chip stack.