Applications (364/400)

Electrical/electronic engineering (364/480)

Calibration or correction system

Acoustic

Circuit tuning (e.g., potentiometer, amplifier)

Direction (e.g., compass)

By another sensor

Error due to component compatibility

Having interchangeable sensors or probes

Fluid or fluid flow measurement

For mechanical system

Length, distance, or thickness

Linearization of measurement

Position measurement

Coordinate positioning

Pressure

Sensor or transducer

Signal frequency or phase correction

Speed

Temperature

Timing (e.g., delay, synchronization)

Weight

Tare weight adjusted

Zero-full scaling

Zeroing (e.g., null)

Measurement system in a specific environment

Biological or biochemical

Cell count or shape or size analysis (e.g., blood cell)

Gene sequence determination

Chemical analysis

Chemical property analysis

Molecular structure or composition determination

Using radiant energy

Particle size determination

Quantitative determination (e.g., mass, concentration, density)

By particle count

Gaseous mixture (e.g., solid-gas, liquid-gas, gas-gas)

Liquid mixture (e.g., solid-liquid, liquid-liquid)

Specific operation control system

Specific signal data processing

Earth science

Seismology

Earthquake or volcanic activity

Filtering or noise reduction/removal

Specific display system (e.g., mapping, profiling)

Velocity of seismic wave

Topography (e.g., land mapping)

Weather

Lightning

Well logging or borehole study

By induction or resistivity logging tool

By radiation (e.g., nuclear, gamma, x-ray)

Dipmeter

Drilling

Formation characteristic

Fluid flow investigation

Hydrocarbon prospecting

Electrical signal parameter measurement system

For electrical fault detection

Fault location

Power parameter

Battery monitoring

Power logging (e.g., metering)

Including communication means

Specified memory location generation for storage

Time-related parameter (e.g., pulse-width, period, delay, etc.)

Voltage or current

Including related electrical parameter

Waveform analysis

Display of waveform

Having specified user interface (e.g., marker, menu)

Frequency

By count (e.g., pulse)

Frequency spectrum

Using fourier method

Signal quality (e.g., timing jitter, distortion, signal-to-noise ratio)

Waveform extraction

Waveform-to-waveform comparison

Identification of waveform

Phase comparison

Signal-in-signal determination

Mechanical measurement system

Flaw or defect detection

Electromagnetic (e.g., eddy current)

Location

Radiant energy (e.g., x-ray, infrared, laser)

Sound energy (e.g., ultrasonic)

Flow metering

Acoustic

Count or pulse

Pressure, resistive, or capacitive sensor

Radiant energy

Fluid measurement (e.g., mass, pressure, viscosity)

Acoustic or vibration sensor

Capacitive sensor

Leak detecting

Liquid level or volume determination

Resistive sensor

Force or torque measurement

Mechanical work or power measurement

Stress or strain measurement

Torsional, shear, tensile, or compression

Vibration detection

Wear or deterioration evaluation

Quality evaluation

Having judging means (e.g., accept/reject)

Quality control

Sampling inspection plan

Measurement system

Accelerometer

Article count or size distribution

Quantitative determination by weight

Density

Dimensional determination

Area or volume

Contouring

By probe (e.g., contact)

Center of gravity

Height or depth

Linear distance or length

By reflected signal (e.g., ultrasonic, light, laser)

By rotary encoding means

Electronic tape measure

Odometer

Electronic ruler

Micrometer

Pedometer

Radius or diameter

Thickness or width

By radiant energy (e.g., x-ray, light)

By ultrasonic

History logging or time stamping

Measured signal processing

Averaging

Measurement conversion processing (e.g., true-to-rms value)

Signal extraction or separation (e.g., filtering)

For noise removal or suppression

By mathematical attenuation (e.g., weighting, averaging)

Subtracting noise component

By threshold comparison

Using matrix operation

Having multiple filtering stages

Orientation or position

3d position

3d orientation

Angular position

Inclinometer

Performance or efficiency evaluation

Computer and peripheral benchmarking

Diagnostic analysis

Cause or fault identification

Maintenance

Pressure

Exerted on or by a living body

Within an enclosure

Remote supervisory monitoring

Speed

By distance and time measurement

By radar or sonar

Of aircraft

Rotational speed

Averaging performed

Specific mathematical operation performed

For wheel speed

Statistical measurement

Histogram distribution

Probability determination

Temperature measuring system

Body temperature

By radiant energy

Infrared

By resistive means

Thermal protection

Thermal related property

Time duration or rate

Due time monitoring (e.g., medication clock, maintenance interval)

Timekeeping (e.g., clock, calendar, stopwatch)

Weight

Of moving article

Payload

Testing system

For transfer function determination

Binary signal stimulus (e.g., pulse)

Noise signal stimulus (e.g., white noise)

Sinusoidal signal stimulus

Including multiple test instruments

Including program set up

Including specific communication means

Of circuit

Including input/output or test mode selection means

Including program initialization (e.g., program loading) or code selection (e.g., program creation)

Testing multiple circuits

Of mechanical system

Electromechanical or magnetic system

Pneumatic or hydraulic system

Of sensing device

Signal generation or waveform shaping

Signal conversion

Timing signal