Inventor
DARK STEPHEN L
US27 patents
⚠️ This page may combine multiple inventors who share the name “DARK STEPHEN L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NAT INSTR CORP
15 patentsUS9769006B2Sep 19, 2017
Spectral stitching method to increase instantaneous bandwidth in vector signal analyzers
NAT INSTR CORP55 citations97
US9548882B2Jan 17, 2017
Spectral stitching method to increase instantaneous bandwidth in vector signal analyzers
NAT INSTR CORP56 citations97
US8873610B2Oct 28, 2014
IQ baseband matching calibration technique
NAT INSTR CORP6 citations84
US9326174B1Apr 26, 2016
Spectral stitching method to increase instantaneous bandwidth in vector signal analyzers
NAT INSTR CORP6 citations83
US8938025B2Jan 20, 2015
Correction of I/Q impairments in transmitters and receivers
NAT INSTR CORP2 citations73
US8861579B2Oct 14, 2014
Measuring I/Q impairments from sampled complex signals
NAT INSTR CORP2 citations73
US8699552B2Apr 15, 2014
Mechanism for measuring transmitter impairments using offset local oscillators
NAT INSTR CORP2 citations73
US9609653B2Mar 28, 2017
Spectral stitching method to increase instantaneous bandwidth in vector signal generators
NAT INSTR CORP3 citations72
US8654828B2Feb 18, 2014
Mechanism for the measurement of DC properties of a signal path
NAT INSTR CORP0 citations63
US8897349B2Nov 25, 2014
Determining transmitter impairments using offset local oscillators
NAT INSTR CORP1 citations62
US8681845B2Mar 25, 2014
Mechanisms for measuring the I/Q impairments of a receiver
NAT INSTR CORP0 citations62
US9088331B2Jul 21, 2015
IQ baseband matching calibration technique
NAT INSTR CORP0 citations52
US9020019B2Apr 28, 2015
Computing I/Q impairments at system output based on I/Q impairments at system input
NAT INSTR CORP1 citations52
US8774259B2Jul 8, 2014
Mechanism for measuring transmitter I/Q impairments using shared local oscillators
NAT INSTR CORP0 citations52
US8681846B2Mar 25, 2014
Measurement of I/Q impairments from a sampled complex signal
NAT INSTR CORP0 citations51
DARK STEPHEN L
7 patentsUS8437385B1May 7, 2013
Measuring the DC properties of a signal path between transmitter and receiver
DARK STEPHEN L17 citations92
US8446937B1May 21, 2013
Technique for the measurement of I/Q impairments associated with a sampled complex signal
DARK STEPHEN L7 citations91
US8442150B1May 14, 2013
Measurement of transmitter impairments using offset local oscillators
DARK STEPHEN L10 citations91
US8638893B2Jan 28, 2014
Mechanisms for the correction of I/Q impairments
DARK STEPHEN L7 citations83
US8681842B2Mar 25, 2014
Transforming I/Q impairments through a linear system
DARK STEPHEN L2 citations73
US8462882B1Jun 11, 2013
Measurement of transmitter I/Q impairments using shared local oscillators
DARK STEPHEN L2 citations73
US8559560B2Oct 15, 2013
Measuring the I/Q impairments of a receiver
DARK STEPHEN L0 citations61
NAT INSTRUMENTS CORP
5 patentsUS9979585B2May 22, 2018
Spectral stitching method to increase instantaneous bandwidth in vector signal analyzers
NAT INSTRUMENTS CORP52 citations97
US10164670B2Dec 25, 2018
Time sequenced spectral stitching
NAT INSTRUMENTS CORP2 citations69
US9918316B2Mar 13, 2018
Spectral stitching method to increase instantaneous bandwidth in vector signal generators
NAT INSTRUMENTS CORP1 citations62
US10624094B2Apr 14, 2020
Spectral stitching method to increase instantaneous bandwidth in vector signal generators
NAT INSTRUMENTS CORP0 citations51
US9870206B2Jan 16, 2018
Replication structure in a graphical programming language
NAT INSTRUMENTS CORP0 citations36