Technical Articles
Teledyne LeCroy has published these technical articles:
(Electrical and Electronic Test Equipment)
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When it comes to reducing EMI problems, most coax cables behave the same. They are all just as good antenna for common currents to radiate and fail an FCC certification type test. It's not the cable...
(Electrical and Electronic Test Equipment)
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Designing and/or troubleshooting a system with, say, an MCU driving signals across transmission lines, can be an interesting exercise in patience and diligent sleuthing. Perhaps you're seeing an...
(Electrical and Electronic Test Equipment)
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Noise within a circuit or system is, by most anyone's definition, the bane of the engineer's existence. It can be maddening to track down and even more so to solve. It can come from many different...
(Electrical and Electronic Test Equipment)
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Few aspects of using an oscilloscope are as important as the probe: after all, the probe forms both the mechanical and electrical interfaces between the device under test (DUT) and the oscilloscope...
(Electrical and Electronic Test Equipment)
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Looking for a good, albeit very expensive, paperweight? Try using an oscilloscope without probes! Probes are often taken for granted but they are one of the most critical elements of the signal chain...
(Electrical and Electronic Test Equipment)
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The Teledyne LeCroy Motor Drive Analyzer is ideal for measuring dynamic (transient) losses to enable better understanding of motor and drive efficiencies during real-world operation. Additionally, the...
(Automotive Equipment and Products)
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This article provides some insight into making effective automotive electromagnetic-compatibility measurements using an oscilloscope....
(Electrical and Electronic Test Equipment)
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High resolution is being extensively marketed across a broad range of high
bandwidth oscilloscopes. Oscilloscope manufacturers use a variety of
hardware and software design approaches to increase...
(Electrical and Electronic Test Equipment)
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Let's examine the root causes of ground bounce, and also discuss some best design practices for avoiding it altogether....
(Electrical and Electronic Test Equipment)
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This application brief discusses the recommended methods, test configurations and best practices for electromagnetic interference radiated immunity testing using real-time oscilloscopes....
(Electrical and Electronic Test Equipment)
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Accurate time domain measurements such as PRI (pulse repetition interval) stagger during walkoff have not been possible using traditional frequency domain equipment. With the advent of ultra-high...
(Electrical and Electronic Test Equipment)
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More than 90% of motor and motor-drive designs involve small, low-power motors and drives used in household, commercial, or light industrial applications. Such motors need not meet rigorous IEC or...
(Electrical and Electronic Test Equipment)
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This application brief discusses the recommended methods and best practices for testing ESD (electrostatic discharge) pulses using real-time oscilloscopes....
(Electrical and Electronic Test Equipment)
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There are many types of lighting devices including the familiar incandescent lamp, LED (light emitting diode), HID (high intensity discharge), fluorescent, and induction lamps. All of them can convert...
(Electrical and Electronic Test Equipment)
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Teledyne LeCroy's Motor Drive Analyzer (MDA) provides three-phase power measurements comparable to a power analyzer using its eight 12-bit input channels. This brief summarizes how to correctly...
(Calibration and Testing Services)
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The empirical and eponymous Moore's Law1 claims that transistor density doubles every 18 months. Since transistor speed is roughly proportional to linear density, it implies that transistor speeds...
(Calibration and Testing Services)
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Signal Integrity engineers are typically simulating systems using simulation models and measuring signals in systems using instruments. Often, during the design process, simulated models are replaced...
(Calibration and Testing Services)
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This paper addresses the use of the linear equalizer....
(Calibration and Testing Services)
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This paper provides an overview of the IsoBER technology, and explains how it can be applied for detailed insight into serial data applications....
(Calibration and Testing Services)
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MATLAB is a software environment used by over 1,000,000 users world-wide in various industries and at more than 3,500 colleges and universities. Its high-level language and interactive environment...
(Calibration and Testing Services)
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The Fast Fourier Transform (FFT) converts time domain waveforms, acquired in an oscilloscope, into frequency domain spectra. This al-lows the oscilloscope to provide the same kind of information...
(Calibration and Testing Services)
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The Fast Fourier Transform (FFT) has become a standard feature on most modern oscilloscopes. It permits oscilloscope users to view the frequency spectrum of a signal as well as the time domain trace....
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A 56-Gbaud (224-Gb/s line rate) polarization-division multiplexed quadrature phase shift keyed (PDM-QPSK) signal is transmitted over 2,500 km (32 x 80 km) of fiber and is coherently detected using an...
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Oscilloscopes have been used extensively to analyze the jitter performance of serial data links providing estimates (measurements) of total jitter as well as its "random" and "deterministic" parts....
(Power Generation and Storage)
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With the increasing cost of energy and awareness of environmental considerations, power saving is becoming more and more critical. Power saving has always been critical for mobile devices, but now...
(Data Acquisition)
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Two new tools that operate in LeCroy scopes - Equalizer Emulation and Virtual Probing - are
provided for dealing with difficult test and measurement problems in measurements of equalized
systems....
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This Technical Brief show how to use LeCroy's Protocol Test Card (PTC) for PCI Express® systems to exercise the platform BIOS to ensure that it properly detects and initializes PCI Express...
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Cable De-Embedding is a standard feature on all LeCroy SDA 7 Zi Series Oscilloscopes. This feature enables the user to remove the effects of a cable from their measurements....
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Many chips and devices send information or are controlled by a serial data bus. Even if you are not designing the serial data path, you may end up testing the correct operation of your device by...
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External triggering is a valuable function for any protocol analyzer, enabling the analyzer to work synchronously with other test equipment....
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There is much industry confusion regarding how eye patterns look when measured by scopes. This confusion is related to the characteristics of serial data and the characteristics of scopes. This paper...
(Data Acquisition)
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This paper is an extension of last years paper entitled "Eye Pattern Measurements in Scopes". Last years paper pointed out the effects of bandwidth, roll-off rate, flatness, and group delay...
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With increasing transfer rates and lower jitter margins, the performance of clock generation circuits has become of increasing importance. A key measurement of the performance of clock circuits is...
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Parameters are essential tools for measurement in today's oscilloscopes, but parameter histograms and tracks add powerful
diagnostic capabilities.
Why Parameter Histograms and Tracks are Essential To...
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Performing measurements on burst waveforms is an application that shows the depth of LeCroy Oscilloscopes capabilities....
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Multi-lane serial data links are susceptible to crosstalk from adjacent lanes as well as external aggressors. The resulting interference increases the jitter and noise on the victim lanes and can...
(Data Acquisition)
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Multi-lane serial data links are susceptible to crosstalk from adjacent lanes as well as external aggressors. The resulting interference increases the jitter and noise on the victim lanes and can...
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This application note details the procedure to setup the LeCroy SATA Device exerciser to send the SATA Built-In-Self-Test (BIST) command to a SATA host adapter. This is typically required when the...
(Data Acquisition)
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USB 3.0 early adopters will begin testing the next-generation peripheral
interconnect (known as SuperSpeed USB) later this year. Promising ten times
the speed of USB 2.0 and backward compatibility...
(Electrical and Electromagnetic Sensing)
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LeCroy's SDA II Serial Data Analysis Package includes revised jitter calculation methods and enhancements to the SDA user interface and feature set. In SDA II, the jitter calculation methods now...
(Data Acquisition)
From this Article:
Signal Integrity engineers are typically simulating systems using simulation models and measuring signals in systems using instruments. Often, during the design process, simulated models are replaced...
(Electrical and Electronic Test Equipment)
From this Article:
Fundamentally, oscilloscopes are time-domain instruments: We use them to acquire signals from our circuitry or device under test, and the instrument displays them in the time domain. We see the...