The Key to Strategic Sales
© Ransom Stephens 2012
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Test & Measurement World’s
< NOTE: UBM is putting Test and Measurement World under the EDN
brand, in the transition, some of these these links may not work for a
while... if you want to read one of these, send me a note and I’ll bump you
the PDF >
Eye on Standards:
Test pattern redemption! 15-Jan-2013
Vote no on PRBS31 (and the problem with journalism...), 6-Nov-2012
PRBS31: slower, costlier, worse, 26-Sep-2012
The very short reach of 25 Gb/s, 31-Aug-2012
Samtec out-geeks PCIe’s OCuLink, 15-Aug-2012
PCI Express update: the next, next, next generation, 25-July-2012
DLL-based clock recovery cranks up net bandwidths, 2-July-2012
Measuring ISI at high data rates is impossible, 18-June-2012
Test patterns are supposed to stress you out, 31-May-2012
Does OIF have to do everything?, 22-May-2012
Peace at the plugfest, 24-Apr-2012
Receiver Tolerance Testing – with crosstalk!, 2-Apr-2012
Deterministic Jitter for High Speed Serial Receiver Tolerance Testing,
8-Mar-2012
Top ten reasons to love (and hate) 100 Gigabit Ethernet, 16-Feb-2012
Serial standards keep test engineers on edge, 9-Feb-2012
Discovery of the Higgs Boson:
Pt 1, Herding cats on the Franco-Swiss border, 17-July-2012
Pt 2, What they detect, 25-July-2012
Pt 3, What they actually measure, 1-Aug-2012
Pt 4, Identifying the stuff in the detectors, 9-Aug-2012
Pt 5, ATLAS and CMS - the biggest test devices on earth, 21-Aug-2012
Pt 6, ATLAS and CMS - catching muons and neutrinos, 28-Aug-2012
Pt 7, What a Higgs Boson looks like, 21-Sep-2012
Pt 8, Is the particle observed at CERN really the HIggs Boson?, 25-Sep-
2012
Sponsored White papers, Application Notes, Feature Articles by Ransom Stephens:
Physical Layer Tests of 100 Gb/s Communications Systems, Application Note published and distributed by Tektronix Corp., 2012.
Crosstalk problems are back, feature article for Test & Measurement World, July, 2012.
Crossing the Digital-Analog Divide, a white paper for Agilent Technologies, 2012.
Critical 100 Gigabit Ethernet Testing: Equalization, Dp-QPSK, and Crosstalk Compliance, a webinar and App Note for Picosecond Pulse Labs, 2012.
Introduction to Precision Analysis of High Speed Serial Systems and Components, a webinar and Tech Note for Picosecond Pulse Labs, 2011.
Signal Integrity Analysis at Extreme Data Rates - focusing on 100 Gb Ethernet to see where we're headed and what we need to anticipate, a White Paper
written for Anritsu, 2010.
(Winner of the 2010 DesignCon Best Paper Award) A new Technique for Stessed Receiver Tolerance Testing Using Crest Factor Emulation, with John
Calvin, DesignCon 2010.
Analysis of Random Noise and the Effect of Band-Limited Noise on Stressed-Eye Receiver Tolerance Tests - with Marcus Mueller, DesignCon 2009.
Characterization of Gaussian Noise Sources - with Bob Muro, NoiseCom, DesignCon 2008.
The Future of Multi-Clock Systems - with Roman Boroditsky and Juan Gomez of NEL, DesignCon2008; also available as a White Paper for NEL Frequency
Controls, Inc., 2007.
Using Clock Jitter Analysis to Reduce BER in Serial Data Applications - an Application Note written without a byline for Agilent Technologies, 2006.
Anticipating, Characterizing, and Avoiding Problems with Crosstalk - presented at DesignCon in 2006.
Equalization: The Correction and Analysis of Degraded Signals - a white paper written with a byline for Agilent Technologies. See also, Opening Closed
Eyes: Analysis and Equalization of High Data Rate Signals on Buses and Backplanes - presented at DesignCon2006.
The Rules of Jitter Analysis - published in the online trade magazine, AnalogZone for Agilent Technologies.
Jitter Analysis: The dual-Dirac model, RJ/DJ, and Q-scale - a white paper for Agilent Technologies that is the paper most frequently referenced on dual-Dirac
and Q-scale by standards groups and other authors.
Jitterfest: Why Different Jitter Analyzers Give Different Results and Which is Right - published in the online trade magazine, AnalogZone. See also,
Comparison of Different Jitter Analysis Techniques with a Precision Jitter Transmitter - white paper describing the results of the study led by Ransom for
Agilent Technologies to determine the accuracy of different jitter analysis methods; and Jitter Analysis: What Works, What Doesn’t, and Why - a web-
seminar presented live that set and attendance record for Agilent Technologies with over 600 viewers when delivered live and a total of over 2000
viewers including the archived broadcast.
Analyzing Jitter at High Data Rates - published in IEEE Optical Communications.
Measurement of Total Jitter at Low Probability Levels Using the Optimized BERT Scan Method - with Marcus Mueller and Russ McHugh of Agilent
Technologies - this paper presented a new technique invented by Ransom that reduced test time by a factor of ten with improved accuracy and won a
DesignCon paper award.
Precision Jitter Transmitter - an application note written with Jim Stimple of Agilent Technologies, documents the most accurate jitter transmitter every made
- developed in a project conceived and led by Ransom.
Back to Basics in Optical Technology - a day-long seminar created by Ransom and delivered coast-to-coast at the sites of Agilent Technologies’ customers.
Knowledge Series sponsored by Tektronix Instruments: Answering Next-Gen Serial Challenges
•
How Stressing a Receiver Removes Stress from a Designer
•
The Case of the Closing Eye
•
Acting on an Impulse: Equalization and Emphasis
“Jitter 360” - sponsored by Tektronix, 2005-2006 (download the whole series here):
•
The Meaning of Total Jitter
•
What the Dual-Dirac Model is and What it is Not
•
All About the Acronyms: RJ, DJ, DDJ, ISI, DCD, ...
•
Jitter Analysis in Systems with Crosstalk
•
Clock Recovery in Serial-Data Systems
•
Reference Clock Jitter and Data Jitter
Global warming/climate change: an easy calculation, 22-May-2013
Measuring the transition to disaster, 17-May-2013
Resolving to map the brain: resolution, resolution, resolution, 16-Apr-2013
Measure of chaos: When uncertainty runs amok, 9-Apr-2013
Measuring gravitational radiation, 4-Mar-2013
In search of gravity waves, 19-Feb-2013
Getting lucky at trade shows, 22-Jan-2013
Noise in the time dimension: the strange case of flicker, 17-Jan-2013
Measuring and generating creativity, 18-Dec-2012
Can electronic health records save your world?, 6-Dec-2012
Measure of holiday calories - the thermodynamic diet, 20-Nov-2012
Resolving problems in the infrared, 26-Oct-2012
Measure of the mind: connectome, 10-Oct-2012
Measure of politics: Polls, 4-Oct-2012
Measure of the Olympics, 30-July-2012
The most cited references in high speed technology
Measure of Things
Articles on the science of technology and the technology of Science.
(Sponsored by United Business Media, LLC)
The Test & Measurement Community for Engineers,
sponsored by Tektronix, Scope Junction:
< NOTE: Scope Junction lost sponsorship so these links may not work for a while...
if you want to read one of these, send me a note and I’ll bump you the PDF >
Time domain? Frequency domain? … frequency of the phase domain! 26-Apr-2013
Five scope specs Dr. J must have, 8-Apr-2013
AMI comes alive! 25-Mar-2013
You can see the crosstalk in 10-0GbE, 28-Feb-2013
Tail-fitting is back--worry!, 13-Feb-2013
Dual-Dirac doesn’t approximate total jitter, 29-Jan-2013
How the trouble with RJ led to TJ, 17-Jan-2013
Jitterfest, 7-Jan-2013
If it Works in Theory, It Will Work in Practice (cont’d), 24-Dec-2012
If it Works in Theory, It Will Work in Practice, 17-Dec-2012
Working Toward Single Wavelength Petabits, 19-Nov-2012
Solving the Crosstalk Dilemma: CAJ me if you CAN, 29-Oct-2012
My First Time was Cosmic, 11-Oct-2012
Analyzing Crosstalk on a BERT, 27-Sep-2012
The One-Box Solution, BERT Edition, 6-Sep-2012
Oscilloscopes Have Become a One-Box Solution, VNA Edition, 20-
Aug-2012
Oscilloscopes: a one-box solution?, 6-Aug-2012
Scope TLAs & Metaphorical Phosphor, 20-July-2012
How dancing clocks saved the world, 5-July-2012
Get your BUJ off my RJ! 21-June-2012
Measuring RJ on oscilloscopes, 8-June-2012
Can oscilloscopes really measure BER? 21-May-2012
How open is your eye? 7-May-2012
How to tell if crosstalk will cause errors, 19-Apr-2012
Analyzing crosstalk on a real-time oscilloscope - exercising your
genius, 5-Apr-2012
Real or equivalent: What time do you need?, 15-Mar-2012
Do my measurements have meaning?, 5-Mar-2012
Are You an A-Engineer or a Z-Engineer?, 20-Feb-2012
Is a crosstalk bubble forming?, 13-Feb-2012
It’s not jitter, it’s noise, 26-Jan-2012
Equalization succumbs to crosstalk at DesignCon 2012, 26-Jan-2012
The DesignCon Community, Sponsored by Agilent:
Commercial Content in DesignCon Papers, 17-May-2013
Is DesignCon Ready for Photonics? 6-May-2013
Is the Frequency Domain for Real? 2-Apr-2013
The Mystery of Long Test Patterns, Part 2, 8-Mar-2013
The Mystery of Long Test Patterns, Part 1, 4-Mar-2013
Top 10 Things at DesignCon 2013, 11-Feb-2013
The case of the closing eye, 24-Jan-2013
Techno-festivus for the engineering-rest-of-us, 14-Jan-2013
Innovating an innovative design career, 7-Dec-2012
Design is innovation, 19-Nov-2012
What makes DesignCon special?, 22-Oct-2012
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Ransom Stephens
novelist, science writer