Research & Product Introduction
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Transcript Research & Product Introduction
Research & Product Introduction
A Small Business Perspective
Presentation to SAITAMA Industry Executives
By Raj Nair, AnaSIM Corp.
February 15, 2007
Small Business is Key
“Small Businesses are the heart of the American
economy because they drive innovation” *
Employment & job creation
Small technology businesses tend to take much greater RISK
Survival depends upon innovation
Go above and beyond ‘1% inspiration, 99% perspiration’
“Small and young companies create two-thirds (66%) of the
net new jobs in the American economy” * - US Data
Focused and Driven
Led by Scientists, Engineers and Entrepreneurs, technology
ventures are determined to make a difference
Reference: * http://www.whitehouse.gov/infocus/smallbusiness/agenda.html
February 15, 2007
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Boldly Go Where No One Has
Existing Product,
Existing Customer
Existing Product, New
Customer
New Product, Existing
Customer
New Product, New
Customer
Small Business Target
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See a Need, Fill a Need
Technology GAP or Convergence
Usually infeasible for a small business to come up
with a revolution in technology (Cold Fusion…)
Identify a GAP – area of technology unaddressed
Or Convergence – a future need that will occur
Conduct Studies
Is it a “Solution hunting for a problem?”
Is it ‘Disruptive’ ?
Is it a ‘Niche’ solution, or broadly applicable?
Time to Market, Time to Money (TTM)
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Partnering for Innovation
Business strategy is to INNOVATE
Creativity, sometimes defined as “Seeing what
everyone sees and thinking what no one has”
leads to inventions, concepts with practical benefit
But more important is the eventual useful product!
Resources and Constraints
Innovation: further development of creative ideas
and inventions into NEW, useful product
“A person invents, a team innovates”
Tech. startups must ‘PARTNER’ to innovate / sell
February 15, 2007
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IP Strategy
Four stages
IP Creation, Protection, Development & Defense
Creation: figuring out an ingenious solution,
protection: filing national and international patents
Development & Defense need varying resources
Example: Proprietary Silicon IP
Architecture & Design may need minimal resources
Filing patents may also be easy
Fabrication, Testing, Characterization, detecting
and prosecuting infringement are very expensive!
February 15, 2007
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Anasim IP Protection Strategy
Information Classification
Secret, Confidential and Public, with access control
Confidential information provided only under nondisclosure agreement. Secret information shared
only under a partnership agreement.
Patent filings
Proprietary IP deemed licensable, with no clear
advantage in secrecy, is patented
Example is ‘Effective Current Density’ modeling
that is the core technology within -fp
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Market Strategy
Understand End-User
Chip design community; diverse – Analog, Dig., RF
In the past, depended on self-developed tools, but
increasingly dependent upon EDA Company Suites
Preference for automation / masking of complexity
Dependence/Reliance upon BIG EDA providers
Understand Current Products
Strengths, Weaknesses, Opportunities…
What does the end-user perceive as lacking?
What inadequacies are current products hiding?
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Anasim Marketing Strategy
Vision
“Value-Add, NOT Compete”
Anasim’s offering COMPLEMENTS existing products
Anasim’s product ADDS quality to end-user’s work
product without disrupting existing methodology
Differentiation to potential Partner
Partner’s EDA products enhanced by Anasim’s
Holy Grail of WWW (Win-Win-Win) for Anasim,
Partner and End-User
Leverage partner’s marketing infrastructure
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Practical Challenges
Size, Credibility
Bootstrapped startup too small on radar screens
Insufficient resources for effective marketing push
Customer-Wins Difficult
Customers reluctant to devote resources to a NEW
‘unproven’ tool & methodology
Inertia and risk-averseness widespread
Ingrained “Copy Exactly” philosophy
Conflicting Industry Messages
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Motivation, Technology & Product
at Anasim Corp.
Presentation to SAITAMA Industry Executives
By Raj Nair, AnaSIM Corp.
February 15, 2007
SoC Voltage Minimization is Key
Total power strongly V-dependent
Active power proportional to V2
Leakage (tunneling) also related as Vx (DIBL, Efield, tunneling distance reduction with V)
Energy / task minimized similarly
ΔIDS ~linearly related to ΔV in nanoscale processes
Power Delivery
Must include voltage gating
Must provide fine grain supply voltage control
Needs accurate noise, power integrity estimation
Reference: Nair, AZ Nanotechnology Symposium 2006
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Performance w/ Voltage Scaling
IDS (VGSVT)
15nm
Delay & Frequency
Linear dependence in
deep nanoscale CMOS
CVdd/Ids ~constant
Nanoscale CMOS delay
and performance are
roughly constant within
a ΔVdd range of Vdd
Opportunity
500
Vg = 0.8V
Intel’s 15nm NMOS
m A/ m m)
25 nm
Drain Current (
400
0.7V
300
0.6V
200
0.5V
0.4V
100
0.3V
Use lowest possible Vdd!
And maintain frequency
0
0
0.2
0.4
0.6
0.8
Drain Voltage (V)
Chau et al., IEDM 2000
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}
}
}
Low Power ≠ No Power
Integrity
For Energy, not Frequency, it is Voltage
Reduced Voltage, reduced Frequency increases
task duration and wasted Leakage energy loss
V & F ~same Active AND Leakage energy
L•di/dt remains significant at low V
IDS
~linearly related to V in nanoscale processes
Frequency ~ same, L•di/dt to V ratio is same
Device variations require controlled V
Nano process variation , low V makes it worse
Accurate, total supply noise estimation
a must
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On-Die CAP for Noise Reduction
With Die Caps
Without Die Caps
Simple, lumped SPICE analyses indicate On-Die CAP helps in ΔVCC reduction
Area cost, Gate Oxide leakage are concerns
Reference: Narendra, ICCAD ‘03
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SoC Power Integrity Simulation
R+L+C Dynamic Noise Simulation in
-fp
9 x 7mm
chip
Differential
noise
5nF /sq. cm
distributed
CAP
Explicit CAP
LENS
100mA peak
noise pulse
of 100ps
width
Pulse noise
source
Power grid
simulation
Do CAPACITORS really absorb noise energy?
Source: D. Bennett, ANASIM Corp.,
February 15, 2007
-fp power integrity aware floor planner,
AnaSIM – Nano Tech 2008
www.anasim.com
Animation slide
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CAP Connectivity & Noise
Analysis on a CLOCK chip
Corner CAPs connected to IO Ring
Corner CAPs connected to Core Grid
CAPACITOR blocks from IO ring corners connected into Core
power grid increased noise in the core grid
Source: ANASIM Corp.,
February 15, 2007
-fp power integrity aware floor planner,
www.anasim.com
AnaSIM – Nano Tech 2008
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SoC Power Grid a Noise Conduit
Low impedance grids
conduct and sum up
supply noise
Low energy loss in
global power grids
more, sustained noise
Scaling and high perf.
high local di/dt &
loop inductance leads
to greater local noise
Reference: Bennett, EEDesign 2003 article, www.anasim.com
February 15, 2007
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Animation slide
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Power Gating & Noise Flow
Power Gating transforms preferred pathways for noise flow in addition to transient
noise generation due to large switched capacitances…
Source: ANASIM Corp.,
February 15, 2007
-fp power integrity aware floor planner,
www.anasim.com
AnaSIM – Nano Tech 2008
Animation slide
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Effective Current Density (ECD)
Source: ANASIM Corp.,
February 15, 2007
-fp power integrity aware floor planner, http://www.anasim.com/content/Technology
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Floor Planning & Power Integrity
Advanced SoC’s
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Must include power
integrity awareness in
pre- and post synthesis
floor planning
Must determine optimal
usage of power metal
Determine lowest
possible ‘noise band’
and best arrangement
of noise-sensitive blocks
Determine minimum
operating supply
voltage
All these including all of
power delivery stack
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System-level Noise Analysis
Noise excited by super-position of all chip loads upon power delivery stack
Source: ANASIM Corp.,
February 15, 2007
-fp power integrity aware floor planner,
www.anasim.com
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Advanced SiP Solutions
Near load systems
Active Noise Regulator*
Distributed Local
Voltage Regulators
Chip power grid noise
Integrated Solutions
On-Chip Dynamic
Voltage Scaling (DVS)
Energy Management in
Package (EMP)
Stacked power
conversion silicon layer
Intel® CMOS Regulator chip
Reference:
ANR attached to top left corner
* Nair & Bennett, ComLSI
Power Management Designline article http://www.powermanagementdesignline.com/howto/175800373
February 15, 2007
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Animation slide
of grid
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Summary
Supply voltage optimization, minimization
is key to SoC energy management
Comprehensive, dynamic noise estimation
essential for low power/energy SoC design
Advanced noise estimation methodology
and tools needed for optimal floorplanning
Anasim’s pi-fp fulfils this need!
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Backup
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