Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 1 Part 8 ppsx

... an increase in voltage from 1. 007 to 1. 015 caused a decrease in VCO count from 213 91 to 213 89 . This behavior would cause the count 213 90 to make to both 1. 011 V and 1. 006V making voltage measurement ... jitter, 15 0 skew, 15 0, 274 Control loop, 19 9 Critical path, 14 5, 210 DC-DC, 10 8 inductor-based, 10 9 switched-cap, 11 0 Device sizing, 98 Drain ind...

Ngày tải lên: 06/08/2014, 01:21

... P. Vivet and F. Robin, “ASPRO- 216 : A Standard-Cell Q.D.I. 16 -Bit RISC Asynchronous Microprocessor”, Proceedings of Async' 98, IEEE Computer Society, 19 98, pp. 22– 31. ISBN:0- 81 8 6 -83 92-9. ... correction and dynamic cache line disable or reconfiguration options. in SRAM Design A. Wang, S. Naffziger (eds.), Adaptive Techniques for Dynamic Processor Optimizati...

Ngày tải lên: 06/08/2014, 01:21

... wafer probe to account for process variations. Figure 11 .11 Active sleep control [10 ]. (© IEEE 2006) Chapter 11 Dynamic and Adaptive Techniques in SRAM Design 265 For example, the “wake” ... SramVSS at A1, while the matching P2 and P2’ FETs clamp SramVSS at A2. The resulting SramVSS is the lower of A1 and A2, producing Equation (11 .1) . Chapter 11 Dynami...

Ngày tải lên: 06/08/2014, 01:21

... multiple 0 1 transitions Desired Observed Desired Observed 00 011 111 …00 010 111 … 00 011 111 … 01 011 111 … 0 011 0 01 0 011 01 1 Binary Encoded Value (7 bits Required) Thermometer Encoded Value (12 8 bits ... multiple 0 1 transitions Desired Observed Desired Observed 00 011 111 …00 010 111 … 00 011 111 … 01 011 111 … Figure 12 .11 Thermometer code example. Chapter...

Ngày tải lên: 06/08/2014, 01:21

... Vol. 11 , No. 5, pp. 88 8 89 9, October 2003. [16 ] K. Ishibashi, “Substrate Bias Techniques for SH4,” Short Course on Physical Design for Low Power, High Performance Microprocessor Circuits, 20 01 ... Voltage 0.0 0.2 0.4 0.6 0 .8 1. 0 1. 2 1. 4 1. 6 1. 8 2.0 0.4 0.6 0 .8 1 1.2 1. 4 1. 6 Supply Voltage (Volts) Frequency (Arb. Scale) Low VT Transistors High VT Transis...

Ngày tải lên: 21/06/2014, 22:20

... 327MHz, and 32 Maurice Meijer, José Pineda de Gyvez -1. 2 -1. 1 -1 -0.9 -0 .8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0 .1 0 0 .1 0.2 0.3 0.4 0 .8 0.9 1 1 .1 1.2 1. 3 1. 4 1. 5 1. 6 1. 7 1. 8 1. 9 2 2 .1 2.2 2.3 2.4 P-well ... Figure 2 .11 a,b show that the dominant leakage component in the total leakage depends on the operating condition. 10 E -15 10 0E -15 1E -12 10...

Ngày tải lên: 21/06/2014, 22:20

... 2.26 3.0 1. 5 2.0 3.0 1. 5 2.0 2.5 (b) f m = (f 1 + f 2 )/2 γ f1/f2 1. 03 1. 06 1. 09 1. 13 1. 06 1. 12 1. 19 1. 26 1. 05 1. 11 1 .17 1. 24 1. 10 1. 22 1. 36 1. 52 1. 09 1. 18 1. 28 1. 39 1. 17 1. 38 1. 63 1. 94 3.0 1. 5 2.0 3.0 1. 5 ... waste and the maximum waste, respectively. (a) f m = f 2 γ f1/f2 1. 01 1.03 1. 05 1. 08 1. 02 1. 04 1. 08...

Ngày tải lên: 21/06/2014, 22:20

... Chapter 5 Adaptive Supply Voltage Delivery for U-DVS Systems 10 1 0 .1 0 .15 0.2 0.25 0.3 0.35 0.4 Normalized Width (W) Number of Stages (N) 1 2 3 4 5 6 4 6 8 10 12 14 16 18 Figure 5.6 Equal ... power (mW) 1. 28V 1. 28V Switching Leakage Overhead 8% savings ↓ 45% LBG only 0 2 4 6 8 10 12 Clock gating only Clock gating + body bias Tota power (mW) 1. 28V 1. 28V S...

Ngày tải lên: 21/06/2014, 22:20

... a power source for wireless sensor nodes,” Computer Communications, vol. 26, no. 11 , pp. 11 31 11 44, July 2003. [6] A. Wang and A. Chandrakasan, “A 18 0-mV Sub-threshold FFT processor using ... optimization for VLSI: timing and power,” New York, Springer, pp. 79 13 2, 2005. Chapter 5 Adaptive Supply Voltage Delivery for U-DVS Systems 10 3 0.2 0.4 0.6 0 .8 1 10 −...

Ngày tải lên: 21/06/2014, 22:20

... () () [] ∑ ⎪ ⎪ ⎭ ⎪ ⎪ ⎬ ⎫ ⎪ ⎪ ⎩ ⎪ ⎪ ⎨ ⎧ ++ ++++ = ++ + + n gnnwn ww n wnndngnnn n dn npath CwRl CR l ClCCw w R aD n 1 111 11 2 1 )1( 2 1 1 β β . (7.7) 15 8 Alan Drake 7.5 Critical Path Monitors Critical path monitors are generally used as part of a closed loop DVFS control ... No. 11 , pp. 4 98 506, November 20 01. [2] Montonarro, J, et al., “A 16 0 MHz, 32b 0.5W CMOS RI...

Ngày tải lên: 21/06/2014, 22:20