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

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 5 pot

... overall throughput by, typically, Chapter 11 Dynamic and Adaptive Techniques in SRAM Design 2 51 V0 (a) (b) Figure 11 .2 Butterfly curves. Figure 11 .2a illustrates the butterfly curve of a ... idle task on the ARM and causes Chapter 11 Dynamic and Adaptive Techniques John J. Wuu Advanced Micro Devices, Inc. 11 .1 Introduction The International Technology Roadmap for Semiconductors ... correction and dynamic cache line disable or reconfiguration options. in SRAM Design A. Wang, S. Naffziger (eds.), Adaptive Techniques for Dynamic Processor Optimization, DOI: 10 .10 07/978-0-387-76472-6 _11 ,...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 6 ppt

... 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 Dynamic and Adaptive Techniques ... Technology With Integrated Column-Based Dynamic Power Supply. IEEE J. Solid-State Circuits vol 41 no 1, pp 14 6 15 1 Chapter 11 Dynamic and Adaptive Techniques in SRAM Design 263 sleepnSramVSSshutoffBLBL#Sleep...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 7 potx

... multiple 0 1 transitions Desired ObservedDesired Observed 00 011 111 …00 010 111 … 00 011 111 … 01 011 111 …0 011 0 01 0 011 01 1Binary Encoded Value (7 bits Required)Thermometer Encoded Value (12 8 bits ... multiple 0 1 transitions Desired ObservedDesired Observed 00 011 111 …00 010 111 … 00 011 111 … 01 011 111 … Figure 12 .11 Thermometer code example. Chapter 12 The Challenges of Testing Adaptive Designs ... of 19 350 would be translated into a voltage of 1. 018 V through interpolation. Table 12 .1 Voltage vs. VCO count example. Voltage Count (example) 1. 000 19 250 1. 007 19 2 91 1. 015 19 337 1. 023...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 8 pot

... 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 induced barrier lowering (DIBL), 17 , 50 Dynamic ... measurement, often in the noisy environment of a running system. 0.800.90 1. 00 1. 10 1. 20 1. 30 1. 40 1. 00 1. 20 1. 40 1. 60 1. 80 2.00 2.20Frequency (GHz)Voltage (V)Not Measured Data, illustrative...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_2 doc

... Voltage0.00.5 1. 0 1. 52.02.50.4 0.5 0.6 0.7 0.8 0.9 1 1 .1 1.2 1. 3 1. 4 1. 5Supply Voltage (Volts)Frequency (Arb Scale)Temperature = -40CTemperature = 12 5CVery convenient for a nominal ... Chapter 1 Technology Challenges Motivating Adaptive Techniques 19 Figure 1. 18 The peak electric field is at the surface and influenced by the gate voltage. (© 2005 IEEE) [19 ] In Figure 1. 19, ... Voltage0.00.20.40.60.8 1. 0 1. 2 1. 4 1. 6 1. 82.00.4 0.6 0.8 1 1.2 1. 4 1. 6Supply Voltage (Volts)Frequency (Arb. Scale)Low VT TransistorsHigh VT Transistors 16 David Scott, Alice Wang...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_3 doc

... 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 00 .1 0.20.30.40.80.9 1 1 .1 1.2 1. 3 1. 4 1. 5 1. 6 1. 7 1. 8 1. 922 .1 2.22.32.4P-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 E -12 10 0E -12 0.4 0.5 0.6 0.7 0.8 0.9 1 1 .1 1.2 1. 3 1. 4Power ... 10 E -15 10 0E -15 1E -12 10 E -12 10 0E -12 1E-9-50 -25 0 25 50 75 10 0 12 5 15 0Temperature in [degC]Leakage current in [A/μm]Total leakage Subthreshold Gate oxide tunneling GIDL Figure 2 .11 ...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_4 pptx

... 2.263.0 1. 52.03.0 1. 5 2.0 2.5 (b) fm = (f 1 + f2)/2 γf1/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. 943.0 1. 52.03.0 1. 5 ... waste and the maximum waste, respectively. (a) fm = f2 γf1/f2 1. 01 1.03 1. 05 1. 08 1. 02 1. 04 1. 08 1. 13 1. 03 1. 07 1. 13 1. 20 1. 05 1. 13 1. 24 1. 41 1.06 1. 15 1. 27 1. 40 1. 12 1. 33 1. 69 2.263.0 1. 52.03.0 1. 5 ... achieved with AVS+ABB at the expense of increased leakage. 1. 270.97 1. 096.062.392.495.4422.540.8 11 10.820.9 11 111 0.24 1 05 10 15 2025Fast Typical Slow ABB ABB AVS AVS+ABBRelative frequency...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_6 pdf

... Chapter 5 Adaptive Supply Voltage Delivery for U-DVS Systems 10 1 0 .1 0 .15 0.20.250.30.350.4Normalized Width (W)Number of Stages (N) 1 2 3 4 5 6468 10 12 14 16 18 Figure 5.6 ... 1. 28VSwitchingLeakageOverhead8%savings↓45%LBGonly2.533.544.5 1 1 .1 1.2 1. 3 1. 4 1. 5Vcc (V)Frequency (GHz)ZBB450mV FBB to core4.05GHz75 ° C, No sleep transistor 1. 28V 1. 35V5% lower VCC for same frequency5% frequency increase2.533.544.5 1 ... 020406080 10 0 12 00 50 10 0 15 0 200Aging Time (Hours)PMOS Body Bias (mV)0.9V 1. 2V 15 00 15 50 16 00 16 50 17 00Fmax (MHz)Aged Fmax (0.9V)Compensated Fmax Figure 4 .18 Aging compensation using dynamic...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_7 potx

... 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 10−2 10 0 10 2 10 4IREAD/ILEAK,TOTVDD ... Chapter 5 Adaptive Supply Voltage Delivery for U-DVS Systems 11 5 ()() ()NN2 211 load 212 1loadop VVVC VV VV CE−≈−+= (5.2) () 211 op VVVE −∝ (5.3) From Equation...

Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_9 pot

... ()()[]∑⎪⎪⎭⎪⎪⎬⎫⎪⎪⎩⎪⎪⎨⎧++++++=++++ngnnwnwwnwnndngnnnndnnpathCwRlCRlClCCwwRaDn 1 111 11 2 1 )1( 2 1 1ββ. (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 ... logic path, for this analysis, it is simpler and sufficient to analyze the path as a simple buffered delay line. Rd/w 1 w 1 (b 1 +1) CdRwL 1 L 1 2CwCwL 1 2w2(b2 +1) CgVoViViVow 1 (b 1 +1) ... No. 11 , pp. 498–506, November 20 01. [2] Montonarro, J, et al., “A 16 0 MHz, 32b 0.5W CMOS RISC microprocessor,” IEEE Journal of Solid-state Circuits, vol. 31, pp. 17 03 17 14, November 19 96....

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