Calibration

Calibration-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).

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NEW Adapter for a luminaire controller
May 25, 2017 - N°20170150565

There are provided an adapter and a method for use with a luminaire. For example, there is provided an adapter for use with a lighting controller of a luminaire. The adapter includes a calibration and maintenance port connected to a metering circuit disposed in the lighting controller. Furthermore, the adapter includes an interface connected to: the lighting controller, at least ...
NEW Random-access response with analog beamforming
May 25, 2017 - N°20170150519

A system and method of random-access response, rar, messaging when a base station employs narrow beamforming. Multiple rar messages are successively transmitted from the base station to a user equipment, ue, before any response to a rar message is received from the ue. Thus, despite any calibration mismatch between uplink, ul, and downlink, dl, beams in the beamformed system, a ...
NEW Spectral stitching method to increase instantaneous bandwidth in vector signal generators
May 25, 2017 - N°20170150505

Embodiments are described of devices and methods for processing a signal using a plurality of vector signal generators (vsgs). A digital signal may be provided to a plurality of signal paths, each of which may process a respective frequency band of the signal, the respective frequency bands having regions of overlap. The gain and phase of each signal path may ...
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NEW Precision measurement of transmit power using loopback calibration in an rf transceiver
May 25, 2017 - N°20170149512

An rf or other high frequency transceiver including a loopback reference channel for measurement of an absolute power level. A transmit channel in the transceiver includes a programmable power amplifier that can be controlled to operate at a selected power level, and a receive channel including a receive amplifier, mixers, filters, and analog-to-digital converters. The loopback reference channel includes a ...
NEW Apparatus and methods for transceiver calibration
May 25, 2017 - N°20170149457

Apparatus and methods for transceiver calibration are provided. In certain configurations, a transceiver includes a transmit channel and an observation channel. The transmit channel includes a transmit mixer that up-converts a transmit signal by a first or transmit local oscillator frequency. The observation channel includes an observation mixer that down-converts an observed signal from the transmit channel by a second ...
NEW Semiconductor device having impedance calibration function to data output buffer and semiconductor module having the ...
May 25, 2017 - N°20170149436

Disclosed herein is a semiconductor device that includes a first transistor unit coupled to the data terminal, and a plurality of second transistor units coupled to the calibration terminal. The first transistor unit includes a plurality of first transistors having a first conductivity type connected in parallel to each other so that an impedance of the first transistor unit is ...
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NEW Filter capacitor degradation and calibration
May 25, 2017 - N°20170149343

Methods and power conversion systems in which a capacitor degradation detection system includes an adjustable gain amplifier circuit is calibrated by automatic adjustment of at least one amplifier gain to accommodate current and voltage levels of a particular filter circuit in a first mode. Capacitance values of filter capacitors are calculated according to amplified current signals and compared with an ...
NEW Laser fault tolerance and self-calibration system
May 25, 2017 - N°20170149203

A laser diode system includes plurality of laser pumps, each of the plurality of laser pumps including a plurality of laser diode drivers and a plurality of laser diode elements, wherein each of the plurality of laser diode drivers is electrically coupled to power at least two of the plurality of laser diode elements. A combiner electrically is coupled to ...
NEW Blind calibration of sensors of sensor arrays
May 25, 2017 - N°20170149132

Embodiments include methods for calibrating sensors of one or more sensor arrays. Aspects include accessing one or more beamforming matrices respectively associated to the one or more sensor arrays. Source intensity estimates are obtained for a set of points in a region of interest, based on measurement values as obtained after beamforming signals from the one or more sensor arrays ...
NEW Semiconductor memory device, a memory module including the same, and a memory system including the ...
May 25, 2017 - N°20170148496

A semiconductor memory device includes a zq calibration unit configured to generate a pull-up voh code according to a first target voh proportional to a power supply voltage and an output driver configured to generate a data signal having a voh proportional to the power supply voltage based on the pull-up voh code, wherein voh means “output high ...
NEW Sound generating system with calibration
May 25, 2017 - N°20170148426

A system for remotely generating sound from a musical instrument includes a calibration system to improve the quality of the sound produced by the musical instrument. In one embodiment, the system includes an input configured to receive a signal representative of the sound of a first musical instrument, an exciter for converting the signal to mechanical vibrations, a coupling interface ...
NEW Local user authentication with neuro and neuro-mechanical fingerprints
May 25, 2017 - N°20170147803

In accordance with one embodiment, a method for locally verifying the identification of a user with an electronic device is disclosed. The method includes regenerating a neuro-mechanical fingerprint (nfp) in response to a micro-motion signal sensed at a body part. In response to a plurality of authorized user calibration parameters, a match percentage of the neuro-mechanical fingerprint is determined. The ...
NEW Processing for distinguishing pen gestures and dynamic self-calibration of pen-based computing systems
May 25, 2017 - N°20170147149

Devices, methods, and computer-readable media process to distinguish user input device gestures, such as gestures input via a pen in a pen-based computing system, e. G., to quickly and reliably distinguish between electronic ink entry, single taps, double taps, press-and-hold actions, dragging operations, and the like. The devices, methods, and computer-readable media process quickly and reliably distinguishes between input device ...
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NEW Calibration of multiple rigid bodies in a virtual reality system
May 25, 2017 - N°20170147066

A virtual reality (vr) console receives slow calibration data from an imaging device and fast calibration data from an inertial measurement unit on a vr headset including a front and a rear rigid body. The slow calibration data includes an image where only the locators on the rear rigid body are visible. An observed position is determined from the slow ...
NEW Topographic phase control for overlay measurement
May 25, 2017 - N°20170146915

Metrology tools and methods are provided, which estimate the effect of topographic phases corresponding to different diffraction orders, which result from light scattering on periodic targets, and adjust the measurement conditions to improve measurement accuracy. In imaging, overlay error magnification may be reduced by choosing appropriate measurement conditions based on analysis of contrast function behavior, changing illumination conditions (reducing spectrum ...
NEW Sensor alignment calibration
May 25, 2017 - N°20170146667

A calibration scheme measures roll, pitch, and yaw and other speeds and accelerations during a series of vehicle maneuvers. Based on the measurements, the calibration scheme calculates inertial sensor misalignments. The calibration scheme also calculates offsets of the inertial sensors and gps antennas from a vehicle control point. The calibration scheme can also estimate other calibration parameters, such as minimum ...
NEW Method of calibrating and debugging testing system
May 25, 2017 - N°20170146634

A method of calibrating and debugging a testing system is provided. First, values of different electrical path segments are calibrated, and parameters of the electrical path segments while being calibrated are saved. After calibration, electrical tests can be processed on a dut. If the testing system malfunctions, the values of the electrical path segments are calibrated again to compare the ...
NEW Calibrated measurement system and method
May 25, 2017 - N°20170146633

A calibrated measurement circuit, with a first node, a second node, a circuit element coupled between the first node and the second node, and a reference circuit element. The calibrated measurement circuit also comprises circuitry for directing a first current and a second current between the first node and the second node and to the reference circuit element. The calibrated ...
NEW Calibration device for automatic test equipment
May 25, 2017 - N°20170146632

Example automatic test equipment (ate) includes: a test instrument for outputting test signals to test a device under test (dut), and for receiving response signals based on the test signals; a device interface board (dib) connected to the test instrument, with the dib including an application space having a site to which the dut connects, and with the test signals ...
NEW Method for determining characteristic operating points of a battery from initial operating points associated with ...
May 25, 2017 - N°20170146607

Points; and (e3) determining the set of characteristic operating points through implementing tests carried out on at least one calibration battery representative of the predetermined battery, each test determining a characteristic operating point by using data arising from one of said intermediate operating points.
NEW Esd tester
May 25, 2017 - N°20170146579

This disclosure is focused upon electrostatic discharge (esd) control programs and more particularly an esd testing device that performs electrostatic discharge (esd) device efficacy verification in real time as it is being used. The results in some embodiments can be recorded for an esd auditing program. The real time verification of the calibration of the unit includes circuitry for verification ...