Patent assignee · US · COMPANY

KEYSIGHT TECHNOLOGIES, INC.

🏢 View company profile →
551Patents
550Active
551Granted
64Portfolio score

Filing activity: Sep 13, 2004 → Jun 21, 2024 · 7 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US11552874B1 Methods, systems and computer readable media for proactive network testing Electricity 42 Active
US9800355B1 System and method for performing over-the-air (OTA) testing of a device under test (DUT) having an integrated transmitter-antenna assembly using near field and intermediate field measurements Electricity 41 Active
US8872691B1 Metastability detection and correction in analog to digital converter Electricity 26 Active
US10733088B1 Methods, systems, and computer readable media for testing a network node or a related application programming interface using source code metadata Physics 23 Active
US10686671B1 Methods, systems, and computer readable media for testing network elements of an in-band network telemetry capable network Electricity 21 Active
US10033473B1 Systems and methods for performing multiple input, multiple output (MIMO) over-the-air testing Electricity 21 Active
US11388081B1 Methods, systems, and computer readable media for impairment testing using an impairment device Electricity 20 Active
US9143147B1 Calibration of inter-slice gain and offset errors in time-interleaved analog-to- digital converter Electricity 17 Active
US10868730B2 Methods, systems, and computer readable media for testing network elements of an in-band network telemetry capable network Electricity 16 Active
US10880197B2 Methods, systems, and computer readable media for testing a network node using source code for programming a packet forwarding plane of the network node Electricity 15 Active
US9742508B1 Systems and methods for calibrating multiple input, multiple output (MIMO) test systems and for using the calibrated MIMO test systems to test mobile devices Electricity 15 Active
US9870333B1 Instrumentation chassis including integrated accelerator module Physics 14 Active
US9853702B1 Methods for channel estimation in OFDMA based hybrid beamforming (HBF) systems Electricity 13 Active
US9985733B1 System and method for performing over-the-air (OTA) testing of a device under test (DUT) having an integrated transmitter-antenna assembly Electricity 13 Active
US8933706B1 Apparatus for measuring frequency change of an oscillator Physics 13 Active
US11258719B1 Methods, systems and computer readable media for network congestion control tuning Electricity 12 Active
US9035762B2 Method and system for locating signal emitters using cross-correlation of received signal strengths Electricity 12 Active
US10110326B1 Multi-probe anechoic chamber (MPAC) over-the-air (OTA) test system having a radio channel (RC) emulator that has a dynamically-variable channel model, and methods Electricity 12 Active
US10359459B1 Quasi-peak detection systems and methods Physics 11 Active
US11323354B1 Methods, systems, and computer readable media for network testing using switch emulation Electricity 11 Active
US9147034B1 Circuit layout verification method Physics 11 Active
US10103823B1 Radio channel emulator having a dynamically-variable channel model for use in testing base stations and user equipment (UE) that perform analog beam forming Electricity 9 Active
US8896561B1 Method for making precise gestures with touch devices Physics 9 Active
US10404597B2 Virtual horizontally-scalable packet broker systems and methods for distribution of session-based network traffic Electricity 9 Active
US10951509B1 Methods, systems, and computer readable media for providing intent-driven microapps for execution on communications network testing devices Physics 9 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.