Donald Anthony Bradley
83Patents
22h-index
27Co-inventors
88Inventor score
Filing activity: Oct 31, 1974 → Oct 31, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5524281A | Apparatus and method for measuring the phase and magnitude of microwave signals | Physics | 180 | Expired |
| US8903324B1 | Passive intermodulation (PIM) distance-to-fault analyzer and method to resolve distance-to-fault within a constrained receive band | Electricity | 57 | Active |
| US8058880B2 | Calibrated two port passive intermodulation (PIM) distance to fault analyzer | Electricity | 39 | Active |
| US8666322B1 | System and method for measuring and locating passive intermodulation (PIM) sources in a network and/or device | Electricity | 34 | Active |
| US6087995A | Universal autoradar antenna alignment system | Physics | 33 | Expired |
| US5977779A | Handheld vecor network analyzer (VNA) operating at a high frequency by mixing LO and RF signals having offset odd harmonics | Physics | 32 | Expired |
| US6888342B2 | Spectrum analyzer and vector network analyzer combined into a single handheld unit | Physics | 31 | Expired |
| US8294469B2 | Passive intermodulation (PIM) distance to fault analyzer with selectable harmonic level | Electricity | 30 | Active |
| US9860054B1 | Real-time phase synchronization of a remote receiver with a measurement instrument | Physics | 29 | Active |
| US6700531B2 | Integrated multiple-up/down conversion radar test system | Physics | 27 | Expired |
| US8816672B1 | Systems and methods for accounting for residual passive intermodulation in passive intermodulation measuring instruments | Physics | 27 | Active |
| US8498582B1 | Optimized multi frequency PIM tester topology | Electricity | 25 | Active |
| US8410786B1 | Passive intermodulation (PIM) distance to fault analyzer with selectable harmonic level | Physics | 25 | Active |
| US5191294A | Measuring noise figure and y-factor | Physics | 25 | Expired |
| US5909192A | Method of displaying graphs with markers | Physics | 24 | Expired |
| US8760148B1 | Pulse modulated PIM measurement instrument | Electricity | 24 | Active |
| US9733289B1 | Devices, systems, and methods for sychronizing a remote receiver to a master signal for measuring scattering parameters | Physics | 24 | Active |
| US7019510B1 | Portable ultra wide band handheld VNA | Physics | 24 | Expired |
| US9176180B1 | Method for determining the distance to and magnitude of one or more passive intermodulation (PIM) source | Electricity | 23 | Active |
| US9366707B1 | Devices, systems, and methods for sychronizing a remote receiver to a master signal for measuring scattering parameters | Physics | 23 | Active |
| US7054776B2 | Apparatus for use in calibrating a VNA | Physics | 23 | Expired |
| US9210598B1 | Systems and methods for measuring passive intermodulation (PIM) and return loss | Electricity | 23 | Active |
| US9588212B1 | Method of calibrating a measurement instrument for determining direction and distance to a source of passive intermodulation (PIM) | Physics | 22 | Active |
| US6020733A | Two port handheld vector network analyzer with frequency monitor mode | Physics | 22 | Expired |
| US10003453B1 | Phase synchronization of measuring instruments using free space transmission | Electricity | 21 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.