241 patents
Page 8 of 13
Utility
Test and Measurement Probe Having a Touchscreen
26 Aug 21
A test-and-measurement probe (200) for a test-and-measurement instrument (101), the test-and-measurement probe having a probe head (103) and a touchscreen user interface (250).
Karl A. Rinder, David A. Sailor, Josiah A. Bartlett
Filed: 11 Jun 19
Utility
Systems and Methods for Synchronizing Multiple Test and Measurement Instruments
26 Aug 21
A system includes a plurality of oscilloscopes, each oscilloscope having an output port and an input port, a cable connecting the output port of an initial oscilloscope of the plurality of oscilloscopes to the input port of a second oscilloscope of the plurality of oscilloscopes, the initial oscilloscope having a processing element to generate a master run clock, the second oscilloscope having a processing element including a phase-locked loop to lock a slave run clock to the master run clock, wherein the processing element of one of the oscilloscopes executes code to cause the processing element to manipulate one of the run clocks to pass trigger information to another of the plurality of oscilloscopes.
Daniel G. Knierim, Barton T. Hickman, Joshua J. O'Brien
Filed: 11 May 21
Utility
Real-equivalent-time Oscilloscope
26 Aug 21
A test and measurement instrument, such as an oscilloscope, having a Nyquist frequency lower than an analog bandwidth, the test and measurement instrument having an input configured to receive a signal under test having a repeating pattern, a single analog-to-digital converter configured to receive the signal under test and sample the signal under test over a plurality of repeating patterns at a sample rate, and one or more processors configured to determine a frequency of the signal under test and reconstruct the signal under test based on the determined frequency of the signal, the pattern length of the signal under test, and/or the sample rate without a trigger.
Kan Tan
Filed: 22 Feb 21
Utility
Analog Signal Isolator
19 Aug 21
Disclosed is a signal isolating test instrument, such as an electronics test probe.
Jonathan S. Dandy, Daniel G. Knierim
Filed: 4 May 21
Utility
Probe attenuator for reduced input capacitance
3 Aug 21
Disclosed is a test and measurement probe including a signal channel having an input series resistor with a series parasitic capacitance.
Jonathan S. Dandy
Filed: 14 Dec 17
Utility
Resistive test-probe tips
3 Aug 21
A test-probe tip having a tip component, a resistive element, and a compliance member.
Julie A. Campbell, Josiah A. Bartlett
Filed: 19 Oct 18
Utility
Contactless coupling between test and measurement system and a device under test
22 Jun 21
A test and measurement probe coupler that may include a substrate, a first signal tap conductor, a first signal contact, a first ground tap conductor, and a first ground contact.
Josiah A. Bartlett
Filed: 16 Oct 18
Utility
Calibration for test and measurement instrument including asynchronous time-interleaved digitizer using harmonic mixing
22 Jun 21
A test and measurement instrument includes a coefficient storage facility coupled to a programmable filter.
Daniel G. Knierim, Barton T. Hickman
Filed: 24 Jun 19
Utility
Data aggregation, transformation and visualization of networked broadcast reports
22 Jun 21
A server has a processor and a memory connected to the processor.
James Ray Bailey, David Leo Sulpy, Adam Matthew Reeves
Filed: 2 Aug 16
Utility
System for Continuous Recording and Controllable Playback of Input Signals
10 Jun 21
A test and measurement instrument includes an acquisition memory and a processor structured to store a stream of sampled incoming data samples in the acquisition memory.
Shane L. Arnold
Filed: 7 Dec 20
Utility
Selective extraction of network link training information
25 May 21
An apparatus and method that captures a complete history of serial network Link Training negotiations by continuously monitoring multiple analog signals representing both sides of full duplex lanes in real-time by pattern matching the Link Training Frame Marker and the subsequent negotiation request/response data values.
David L. Kelly, Patrick A. Smith, Jed H. Andrews, Keith D. Rule
Filed: 30 Dec 16
Utility
Thermal Management System for a Test-and-measurement Probe
20 May 21
A thermal management system for a test-and-measurement probe that includes a thermally insulated shroud and a fluid inlet conduit.
Julie A. Campbell, David Thomas Engquist, Sam J. Strickling
Filed: 12 Nov 20
Utility
Frequency Converter Accessory for a Test and Measurement Instrument
20 May 21
An accessory device has a test port, an instrument port to connect to an instrument having an operating bandwidth, and one or more configurable signal paths connectable between the test port and the instrument port to convert a signal from the test port having a first frequency range to a signal having a second frequency range different than the first frequency range.
Daniel G. Knierim, Josiah A. Bartlett, Amr Haj-Omar, Donald J. Dalebroux, Barton T. Hickman, Alexander Krauska
Filed: 16 Nov 20
Utility
Indirect Acquisition of a Signal from a Device Under Test
20 May 21
A system for acquiring a test-and-measurement signal from a device under test (DUT) including a test-and-measurement probe, a user interface, a robot, and a controller.
Sam J. Strickling, David Everett Burgess
Filed: 13 Nov 20
Utility
Protocol Aware Oscilloscope for Busses with Sideband and Control Signals for Error Detection
20 May 21
A test and measurement device includes an input port for receiving a bus conducting data from a device under test, and processing element coupled to the input port.
Joshua J. O'Brien
Filed: 10 Nov 20
Utility
Integrated communication link testing
18 May 21
A test and measurement device includes an input configured to receive an analog signal from a Device Under Test (DUT), an Analog to Digital Converter (ADC) coupled to the input and structured to convert the analog signal to a digital signal, a receiver implemented in a first Field Programmable Gate Array (FPGA) and structured to accept the digital signal and perform signal analysis on the digital signal, a transmitter implemented in a second FPGA and structured to generate a digital output signal, and a Digital to Analog Converter (DAC) coupled to the transmitter and structured to convert the digital output signal from the transmitter to an analog signal, and structured to send the analog signal to the DUT.
Pirooz Hojabri, Joshua O'Brien, Gregory A. Martin, Patrick Satarzadeh, Karen Hovakimyan
Filed: 13 Jun 19
Utility
Dual output signal paths for signal source channels to optimize for bandwidth and amplitude range
11 May 21
A signal source device includes at least one digital-to-analog converter, at least one connector, a first output path from the at least one digital-to-analog converter to the at least one connector, and a second output path from the at least one digital-to-analog converter to the at least one connector.
Gregory A. Martin, Pirooz Hojabri
Filed: 30 Sep 19
Utility
Systems and methods for synchronizing multiple test and measurement instruments
11 May 21
A system includes a plurality of oscilloscopes, each oscilloscope having an output port and an input port, a cable connecting the output port of an initial oscilloscope of the plurality of oscilloscopes to the input port of a second oscilloscope of the plurality of oscilloscopes, the initial oscilloscope having a processing element to generate a master run clock, the second oscilloscope having a processing element including a phase-locked loop to lock a slave run clock to the master run clock, wherein the processing element of one of the oscilloscopes executes code to cause the processing element to manipulate one of the run clocks to pass trigger information to another of the plurality of oscilloscopes.
Daniel G. Knierim, Barton T. Hickman, Joshua J. O'Brien
Filed: 11 Feb 20
Utility
Analog signal isolator
4 May 21
Disclosed is a signal isolating test instrument, such as an electronics test probe.
Jonathan S. Dandy, Daniel G. Knierim
Filed: 31 Aug 17
Utility
Bus Autodetect
1 Apr 21
A test and measurement instrument includes a processor configured to execute instructions that cause the processor to: receive a bus auto-detect signal; receive signals from a bus connected to the test and measurement instrument; and apply machine learning to the signals from the bus to output a predicted a bus type; at least one memory to store the instructions and data used in the machine learning, and a display to display information for a user including the predicted bus type.
Mark Anderson Smith, Byron T. Faber, Rohan Dhesikan, Kimberly Horton, Yurim Lee, Kathleen Elisabeth Smith
Filed: 30 Sep 20