Yunting Liu , Rong Fu , Meiying Su , Jun Li , Chuan Chen , Fengman Liu
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Thermal optimization of dual-sided embedded liquid cooling for high-power-density 3D HPC architectures
This study presents a thermal resistance analysis framework for 3D High-Performance Computing (HPC) architectures, evaluating memory-on-logic (MOL) and logic-on-memory (LOM) configurations with varying power delivery networks and cooling strategies. We develop an analytical model to identify temperature control limits under extreme heat flux and propose optimized cooling solutions. A novel TSV-compatible embedded microchannel fabrication process achieves a 34.21 % TSV-available silicon area ratio. Thermal simulations show that dual-sided cooling (DSC) reduces temperature rise by 72.2 % under 100 W power, with less than 10K deviation from experimental results. The optimized design maintains 41.3 kPa inlet pressure at 4.2 L/h flow rate, offering effective thermal management for high-power-density 3D HPC systems.
期刊介绍:
Published since 1969, the Microelectronics Journal is an international forum for the dissemination of research and applications of microelectronic systems, circuits, and emerging technologies. Papers published in the Microelectronics Journal have undergone peer review to ensure originality, relevance, and timeliness. The journal thus provides a worldwide, regular, and comprehensive update on microelectronic circuits and systems.
The Microelectronics Journal invites papers describing significant research and applications in all of the areas listed below. Comprehensive review/survey papers covering recent developments will also be considered. The Microelectronics Journal covers circuits and systems. This topic includes but is not limited to: Analog, digital, mixed, and RF circuits and related design methodologies; Logic, architectural, and system level synthesis; Testing, design for testability, built-in self-test; Area, power, and thermal analysis and design; Mixed-domain simulation and design; Embedded systems; Non-von Neumann computing and related technologies and circuits; Design and test of high complexity systems integration; SoC, NoC, SIP, and NIP design and test; 3-D integration design and analysis; Emerging device technologies and circuits, such as FinFETs, SETs, spintronics, SFQ, MTJ, etc.
Application aspects such as signal and image processing including circuits for cryptography, sensors, and actuators including sensor networks, reliability and quality issues, and economic models are also welcome.