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Thermal-aware DC IR-drop co-analysis using non- conformal domain decomposition methods by Yang Shao, Zhen Peng, and Jin-Fa Lee Proceedings A Volume 468(2142):1652-1675.

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Presentation on theme: "Thermal-aware DC IR-drop co-analysis using non- conformal domain decomposition methods by Yang Shao, Zhen Peng, and Jin-Fa Lee Proceedings A Volume 468(2142):1652-1675."— Presentation transcript:

1 Thermal-aware DC IR-drop co-analysis using non- conformal domain decomposition methods by Yang Shao, Zhen Peng, and Jin-Fa Lee Proceedings A Volume 468(2142):1652-1675 June 8, 2012 ©2012 by The Royal Society

2 The geometry of the computational model. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

3 Electrical–thermal coupling. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

4 Notations for decomposing the original problem domain into two sub-domains. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

5 Partitioning of the sub-domain unknowns into interior and boundary unknowns. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

6 Views of the simulated IBM package geometry: (a) top view and (b) side view. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

7 PDN geometry that could cause the Swiss cheese effect. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

8 Convergence study using DDM to compute voltage distribution of a product-level three- dimensional IC package. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

9 IBM package PDN with boundary conditions and voltage distribution on the top plane (unit: V). Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

10 Voltage distribution on the power planes of layer 1 and layer 7 (unit: V). Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

11 Voltage distribution on the ground planes of layers 3, 4, 5, 6 and 8 (unit: V). Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

12 Notations for partitioning the problem domain into two sub-domains for steady-state thermal analysis. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

13 Convergence study to compute voltage and temperature distribution of the chip-package-PCB model. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

14 Chip, memory and thermal TSVs of chip and memory layers: (a) top view and (b) side view. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

15 Volumetric power densities in chip and memory layers: (a) CPU1, (b) CPU2 and (c) RAM1 and RAM2. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

16 Non-conformal partitioning and mesh of the PDN of the chip-package-PCB model. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

17 Boundary conditions and voltage distribution of the PDN. (a) Boundary conditions and (b) computed initial voltage distribution at room temperature (unit: V). Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

18 Boundary conditions and temperature distribution of the chip-package-PCB. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

19 Detailed thermal-aware voltage distributions on the chip modules (unit: V). Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society

20 Maximum thermal-aware IR-drop results with iterations. Yang Shao et al. Proc. R. Soc. A 2012;468:1652-1675 ©2012 by The Royal Society


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