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Class Information
Number: 324/600
Name: Electricity: measuring and testing > Impedance, admittance or other quantities representative of electrical stimulus/response relationships
Description: Subject matter wherein the measurement or test means determines a property (parameter) defined by (1) the flow, storage or change of current value in a circuit or substance; or (2) the relationship between two or more electrical values in a circuit or substance.

Sub-classes under this class:

Class Number Class Name Patents
324/601 Calibration 608
324/629 Distributive type parameters 93
324/649 Lumped type parameters 122
324/612 Parameter related to the reproduction or fidelity of a signal affected by a circuit under test 91
324/727 Piezoelectric crystal testing (e.g., frequency, resistance) 103
324/726 Transformer testing (e.g., ratio) 57
324/725 Using a particular bridge circuit 133
324/602 With auxiliary means to condition stimulus/response signals 48

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8704530 Lead adapter for testing pacing thresholds across multiple vectors at implant Apr. 22, 2014
8692565 Capacitive proximity sensor and proximity sensing method Apr. 8, 2014
8676317 System and method for estimating defibrillation impedance based on low-voltage resistance measurements using an implantable medical device Mar. 18, 2014
8669755 Geometry sensor and information input device Mar. 11, 2014
8659472 Method and apparatus for highly accurate higher frequency signal generation and related level gauge Feb. 25, 2014
8659305 Detection device for detecting impedance of sensor element in gas sensor and sensor unit equipped with detection device Feb. 25, 2014
8654090 Touch panel and display device Feb. 18, 2014
8633713 Internal pipe coating inspection robot Jan. 21, 2014
8619058 Electrostatic capacity type touch sensor for detecting a large number of touch positions with a small number of detection electrodes Dec. 31, 2013
8610439 Radio-frequency test probes with integrated matching circuitry for testing transceiver circuitry Dec. 17, 2013
8593154 System and method for artifact suppression in soft-field tomography Nov. 26, 2013
8593164 Cell for broadband dielectric spectroscopy Nov. 26, 2013
8587326 Method for energy-saving operation of a magneto-inductive flow measuring device Nov. 19, 2013
8583388 Power integrity analyzer, power integrity analysis method, and program Nov. 12, 2013
8581601 Rotation angle sensor or length sensor Nov. 12, 2013
8569986 Demagnetization detection device and demagnetization detection method thereof Oct. 29, 2013
8558561 Multi-function sensor and method Oct. 15, 2013
8541782 Method for evaluating oxide semiconductor and method for manufacturing semiconductor device Sep. 24, 2013
8513958 Stacked sensor for testing a porous medium Aug. 20, 2013
8493074 Electrode system for proximity detection and hand-held device with electrode system Jul. 23, 2013
8482299 Method for detecting the position of an armature of an electromagnetic actuator Jul. 9, 2013
8449535 System and method for assessing coupling between an electrode and tissue May. 28, 2013
8451013 Insulated fiber sensor apparatus and method May. 28, 2013
8427174 Measurement process for determination of the optimum contact pressure among components of a solid oxide fuel cell stack in the packaging process and its measurement apparatus Apr. 23, 2013
8428224 Method for transmission line analysis Apr. 23, 2013
8421477 Resistance variation detection circuit, semiconductor device and resistance variation detection method Apr. 16, 2013
8410791 Impulse immunity test apparatus Apr. 2, 2013
8410793 Apparatus for ascertaining and/or monitoring at least one fill level of at least one medium in a container according to a travel-time measuring method and/or a capacitive measuring method Apr. 2, 2013
8395392 Parameter extraction using radio frequency signals Mar. 12, 2013
8352016 Data collection for electrical impedance tomography Jan. 8, 2013
8346370 Delivered energy generator for microwave ablation Jan. 1, 2013
8332177 System and method for testing a characteristic impedance of a signal path routing of a printed circuit board Dec. 11, 2012
8325931 Detecting a loudspeaker configuration Dec. 4, 2012
8309365 Method for evaluating target molecules Nov. 13, 2012
8310326 Method and apparatus for adjusting displacement current in an energy transfer element Nov. 13, 2012
8305093 Touch device and control method Nov. 6, 2012
8269490 Magnetic surface acoustic wave sensor apparatus and method Sep. 18, 2012
8262575 Method and system for detecting electrophysiological changes in pre-cancerous and cancerous tissue Sep. 11, 2012
8253619 Electromagnetic scanning imager Aug. 28, 2012
8248086 Capacitive proximity detection system for an appliance Aug. 21, 2012
8237427 Wideband high impedance bridging module Aug. 7, 2012
8222907 Architecture and method to determine leakage impedance and leakage voltage node Jul. 17, 2012
8219337 Arrangement for determining the operational parameters of a high-frequency power amplifier Jul. 10, 2012
8207747 Sensor system and method for operating a sensor system Jun. 26, 2012
8195282 Method and apparatus for examining tissue for predefined target cells, particularly cancerous cells, and a probe useful in such method and apparatus Jun. 5, 2012
8179150 Monitoring system in real time of the state of capacitance graded bushings of power transformers, power reactors, current transformers, circuit breakers and similar May. 15, 2012
8153079 Microfluidic apparatus with integrated porous-substrate/sensor for real-time (bio)chemical molecule detection Apr. 10, 2012
8154371 Method and apparatus for adjusting displacement current in an energy transfer element Apr. 10, 2012
8119413 Method and system for detection of solid materials in a plasma using an electromagnetic circuit Feb. 21, 2012
8120434 Method and device for measuring impedance Feb. 21, 2012

1 2 3 4

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