Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 5 pot
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 5 pot
... March–April 20 01, Vol. 18, No. 2,
pp. 42 52 . ISSN: 0740-74 75.
[8] A. Bink and R. York, “ARM996HS: The First Licensable, Clockless 32- Bit
Processor Core”, IEEE Micro, March 20 07, Vol. 27 , No. 2, pp. 58 –68. ... pp. 27 – 35.
[18] A. Efthymiou, “Asynchronous Techniques for Power -Adaptive Processing”,
Ph.D. thesis, Department of Computer Science, University of Mancheste...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 7 potx
... different clock. Random and systematic process variation in both the
A. Wang, S. Naffziger (eds.), Adaptive Techniques for Dynamic Processor Optimization,
DOI: 10.1007/978-0-387-764 72- 6_ 12, © Springer ...
stimulus and the expected results for testing of the processor. The
operation of the processor in the tester socket must be deterministic and
Chapter 12 The Ch...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 8 pot
...
Asynchronous design, 23 0
bundled data, 23 0
dual-rail, 23 1
Asynchronous latch controller, 24 0
Body-bias, 2, 12, 20
adaptive, 4, 25 , 45, 77
controller, 88
forward, 27 , 60
reverse, 27 , 55
Canary ...
Siva G. Narendra and Anantha Chandrakasan
ISBN 978-0-387 - 25 737 -2, 20 05
Statistical Analysis and Optimization for VLSI: Timing and Power
Ashish Sr...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice Episode 2 Part 6 ppt
...
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 in SRAM Design 25 5
In all ... in
65nm CMOS. ISSCC Dig. Tech. Papers, pp 25 72 25 73
25 6 John J. Wuu
basis at the cost of area overhead.) A variation of this technique would
disconnect the SL during bo...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_2 doc
... Voltage
0.0
0 .5
1.0
1 .5
2. 0
2. 5
0.4 0 .5 0.6 0.7 0.8 0.9 1 1.1 1 .2 1.3 1.4 1 .5
Supply Voltage (Volts)
Frequency (Arb Scale)
Temperature = -40C
Temperature = 1 25 C
Very convenient for a
nominal ... Motivating Adaptive Techniques 21
1 .5 Conclusion
Variability and leakage are major technology challenges for both present
and future integrated circuits, and the...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_3 doc
... by AVS and ABB. In this case, leakage savings are about
constant for temperatures up to 75 C.
9.7
34.6
35. 8
30.8
5. 1
4.0
3 .2
2.4
2. 8
3 .5
3 .5
2. 6
6.8
8.9
7 .2
17.4
0
10
20
30
40
25 50 75 100
Temperature ...
10E- 15
100E- 15
1E- 12
10E- 12
100E- 12
1E-9
-50 - 25 0 25 50 75 100 1 25 150
Temperature in [degC]
Leakage current in [A
/
μ
m]
Total leakage Subth...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_4 pptx
... 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 1.13
1.03 1.07 1.13 1 .20
1. 05...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_6 pdf
... 1 .28 V
Switching
Leakage
Overhead
8%
savings
↓
45%
LBG
only
2. 5
3
3 .5
4
4 .5
1 1.1 1 .2 1.3 1.4 1 .5
Vcc (V)
Frequency (GHz)
ZBB
450 mV FBB to core
4.05GHz
75 ° C, No sleep transistor
1 .28 V
1.35V
5% lower V
CC
for
same frequency
5% frequency ... frequency
increase
2. 5
3
3 .5
4
4 .5
1 1.1 1 .2 1.3 1.4 1 .5
Vcc (V)
Frequency (GHz)
ZBB
450 mV FBB to core
4.05GHz...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_7 potx
...
65nm CMOS,” Symp. VLSI Circuits, pp. 25 2 25 3, June 20 07.
[18] B. Calhoun and A. Chandrakasan, “A 25 6kb sub-threshold SRAM in 65nm
CMOS,” IEEE ISSCC Dig. Tech. Papers, pp. 628 – 629 , Feb. 20 06. ...
Chapter 5 Adaptive Supply Voltage Delivery for U-DVS Systems 1 05
0 .2 0.4 0.6 0.8 1
1.4
1.6
1.8
2
2 .2
2.4
2. 6
2. 8
3
4σ Read−Current Gain (A/A)
V
DD
(V)
50 % Widt...
Adaptive Techniques for Dynamic Processor Optimization Theory and Practice by Alice Wang and Samuel Naffziger_9 pot
... March 20 07.
[18] Intel PXA27× Processor Family Developers Manual.
[19] US patent 6, 650 ,58 9: “Low Voltage Operation of Static Random Access
Memory,” November 18, 20 03.
[20 ]
Intel PXA27× Processor ... Family Power Requirements.
[21 ] US patent 6 ,51 9,707: “Method and Apparatus for Dynamic Power Control of
a Low Power Processor, ” February 11, 20 03.
[22 ] US pate...
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