Process capability index: A better way to assess equipment capability
“Process capability index: A better
The Better Way,”, APEX 2004 Confer- in Q1’08.—Jon Peddie Research
way to assess equipment capability”
ence Proceedings, pp. S28-2-1 – S28-2- • China’s domestic consumption of
—continued from page 24
14, Anaheim, CA, February 2004. semiconductors is projected to increase
different PCI values, depending
3. D.C. Montgomery, Introduction to from $25.8 billion in 2007 to $42.1
upon the sample sizes used and
Statistical Quality Control, 5ed., Wiley, billion in 2012.—iSuppli
how the data are stratified
2
,
2005. • The N American semiconductor equip-
• Since estimated PCIs are typically
ment industry had $905 million in
what are obtained, a good process
Dr. Mohanty is the director of advanced orders in July 2008 (3-month average
engineer should be able to generate
development at Speedline Technology and a basis) and a book-to-bill ratio of 0.83.—
the confidence intervals for their
certified Six Sigma instructor. She has over SEMI
PCI estimates,
fifteen years of experience in both industry and • Worldwide connector industry had 261
• Similarly, when provided a PCI
academic relating to engineering and electronic acquisitions/mergers since 1990.—
value, e.g., as from a supplier, then
polymers, electronic packaging and assembly. Bishop & Associates
the process engineer should ask the
• Worldwide silicon wafer area ship-
supplier to either provide the CI as
Daryl Santos is a professor in the Systems ments grew over 6% in 2Q’08 to 2,303
well or have them provide the data
Science and Industrial Engineering (SSIE) million square inches.—SEMI
(sample mean, sample standard
Department at Binghampton University, • AM-OLED market is projected to grow
deviation, and sample size) so that
Binghampton, New York. He earned his B.S. from US$67 million in 2007 to $4.5
the process engineer can, himself
in operations research and industrial engineering billion in 2014.—iSuppli
or herself, generate the CI and
from Cornell University and received masters • Global connector revenues will grow
more fully understand how good
and doctorate degrees in industrial engineering 7.3% to $45.9 billion in 2008.—Bishop
the process is with respect to speci-
from the University of Houston. and Associates
fications,
• Printed Electronics Materials are
• A good process engineer should
expected to grow from $1.1 billion in
“trust, yet verify.” Even if a relation- “SE Asian upturn, softness in
2008 to over $11 billion by 2015.—
ship with a supplier is good, it Europe—No major disasters on
NanoMarkets
is important to make informed
horizon”—continued from page 30
judgments based upon the data
Walt Custer is an independent consultant who
and the application and not simply
• comparing 2Q’08 vs. 2Q’07 (Chart
monitors and offers a daily news service and
rely upon stated specifications of a
11). Germany had no growth and Italy
market reports on the PCB and assembly auto-
mation and semiconductor industries. He can be
piece of equipment.
declined but Eastern Europe enjoyed
a noticeable expansion as component
contacted at walt@custerconsulting.com or visit
www.custerconsulting.com.
references
shipments to Russia were up +23%,
1. D.L. Santos, S. Aravamudhan, and
the Baltic States grew 24.9% and the
Jon Custer-Topai is vice president of Custer
A. Bhosale, “One Process, Different
Eastern European countries consumed
Consulting Group and responsible for the corpora-
Results: Methodologies for Analyz-
11% more components (Chart 12).
tion’s market research and news analysis activi-
ing a Stencil Printing Process Using
• China’s 4-core version of the Godson-3
ties. Jon is a member of the IPC and active in the
Process Capability Index Analyses,”
microprocessor is scheduled for release
Technology Marketing Research Council. He can
Proceedings of the SMTAI Conference,
in late 2008 and its 8-core version is
be contacted at jon@custerconsulting.com.
Chicago, IL, September 2005.
planned for 2009.
2. D.L. Santos, N. Msimang, and S.
• Worldwide GPU market shipments in-
Dogdu, “Process Capability Studies –
creased 16% Y/Y to 94.4 million units
from frontend to backend innovation all along the line
new munich trade fair centre
10–13 november 2009 18th international trade fair for
www.productronica.com innovative electronics production
p09_front_203x76,5gSMTpaINT_E 1 08.09.2008 14:59:22 Uhr
50 – Global SMT & Packaging – September 2008 www.globalsmt.net
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