Follow us on Twitter
twitter icon@FreshPatents


Calibration patents

      

This page is updated frequently with new Calibration-related patent applications.




 Synchronization method, synchronization appratus, and base station patent thumbnailSynchronization method, synchronization appratus, and base station
Embodiments of the present invention provide a synchronization method, a synchronization apparatus, and a base station, which can implement strict synchronization between base stations with relatively low costs and relatively high security and reliability. The method includes: determining reference user equipment ue, where the reference ue can communicate with a reference base station and a to-be-synchronized base station at the same time, and the reference base station and the to-be-synchronized base station have completed frequency synchronization relative to a same clock reference source; determining timing offset between the to-be-synchronized base station and the reference base station according to a moment at which the reference base station and the to-be-synchronized base station receive a synchronization reference signal that is sent by the reference ue; and performing calibration on the to-be-synchronized base station according to the timing offset..
Huawei Technologies Co., Ltd.


 Audio program playback calibration based on content creation environment patent thumbnailAudio program playback calibration based on content creation environment
Embodiments are described for a method of rendering an audio program by receiving, in a renderer of a playback system, the audio program and a target response representing desired characteristics of the playback environment, deriving a playback environment response based on characteristics of the playback environment, comparing the target response to the playback environment response to generate a set of correction settings, and applying the correction settings to the audio program so that the audio program is rendered according to the characteristics of the target response. The target response may be based on audio characteristics in a creation environment..
Dolby Laboratories Licensing Corporation


 Calibration error conditions patent thumbnailCalibration error conditions
Examples described herein involve identifying one or more error conditions during calibration of one or more playback devices in a playback environment. A microphone of a network device may detect and sample an audio signal while the one or more playback devices in the playback environment plays a calibration tone.
Sonos, Inc.


 Color measurement device and printing apparatus patent thumbnailColor measurement device and printing apparatus
A printer includes a calibration reference object, which includes a calibration surface for performing calibration of a color measurement machine that performs color measurement of media, and a pressing force plate that determines a relative position of a media surface of the media and the calibration surface so that the media surface of the media and the calibration surface have a predetermined positional relationship.. .
Seiko Epson Corporation


 Colour measurement device and colour measurement method patent thumbnailColour measurement device and colour measurement method
A color measurement device acquires an image of a relative position calibration chart. The relative position calibration chart includes a calibration figure having a given calibration feature that has a position that is detectable along at least one of a first and a second direction.
Konica Minolta, Inc.


 Calibrating a serial interconnection patent thumbnailCalibrating a serial interconnection
A method for calibrating a serial interconnection system having a first node, a second node, calibration nodes that are electrically connected in series by the serial interconnection system, and connection nodes corresponding to the serially connected calibration nodes, the connection nodes electrically connected in series by the serial interconnection system, the calibration method involving: for each of the calibration nodes performing a measurement procedure involving: injecting a corresponding reference signal into that calibration node; and while the corresponding reference signal is being injected into that calibration node, measuring the phase difference of signals appearing at the first and second nodes; from the measured phase differences for the calibration nodes, computing phase corrections for each of the calibration nodes; and applying the phase corrections computed for each of the calibration nodes to the corresponding connection nodes.. .
Blue Danube Systems, Inc.


 Auto frequency calibration method patent thumbnailAuto frequency calibration method
A method of generating an output signal includes determining a sampling period n according to a number of most significant bits (msbs) of a divider number control signal. The method also includes determining a first logic value of a control signal by a comparing circuit based on the sampling period n, and generating a coarse tuning signal by a code generating circuit based on a phase difference signal and the control signal.
Taiwan Semiconductor Manufacturing Company, Ltd.


 Resistance calibration method and related calibration system patent thumbnailResistance calibration method and related calibration system
A resistance calibration method for a first resistor of a first module includes performing resistance calibration on a calibration unit of a second module, wherein the first module is connected to the second module via a pad coupled to the first resistor and the calibration unit is coupled to the pad; obtaining a resistance value of the calibration unit after the resistance calibration; and calibrating a resistance value of the first resistor according to the resistance value of the calibration unit.. .
Novatek Microelectronics Corp.


 Active array calibration patent thumbnailActive array calibration
A method of calibrating a phased array including an array of antenna elements, rf communication circuits each of which is electrically coupled to a different corresponding antenna element within the array of antenna elements, and a signal feed network that electrically couples a first signal line to second signal lines, wherein each second signal line is electrically coupled to a different corresponding rf communication circuit among the rf communication circuits, the method involving: performing a first phase of a calibration operation, the first phase of the calibration operation involving calibrating the signal feed network independent of the rf communication circuits; and performing a second phase of the calibration operation, the second phase of the calibration operation involving calibrating, independent of the signal feed network, each of the rf communication circuits until all rf communication circuits among the rf communication circuits are calibrated.. .
Blue Danube Systems, Inc.


 Phased array calibration method and phased array calibration circuit patent thumbnailPhased array calibration method and phased array calibration circuit
The present invention relates to the communications field, and provides a phased array calibration method and a phased array calibration circuit. The phased array calibration circuit includes a signal obtaining module, a selector, a phase difference module, and a main signal module.
Huawei Technologies Co., Ltd.


Active antenna associated device and system, and transmitting and receiving calibration method

An active antenna associated device and system, and a transmitting and receiving calibration method, used for implementing extensible design of an antenna array, reducing construction implementation difficulty, and ensuring construction implementation reliability. The active antenna unit comprises: n active antenna arrays, a main calibration coupling circuit unit, a transmitting and receiving calibrating unit, a calibration parameter storage unit, and a radio over fiber (rof) photoelectric conversion unit, wherein n is larger than 1.
China Academy Of Telecommunications Technology

Systems and methods for matching two or more digital multimedia files

Systems and computer-implemented methods match two digital videos previously recorded at a same event. The systems and methods provide a group of digital videos to a computer system, wherein each digital video comprises digital audio and digital video signals previously recorded at the same event, wherein the digital videos are previously recorded by different digital mobile devices and are previously at least temporally synchronized with respect to each other and aligned on a timeline of the same event, wherein a set of instants in time within the timeline of the same event is predefined.
Evergig Music S.a.s.u.

Pixels and reference circuits and timing techniques

What is disclosed are systems and methods of compensation of images produced by active matrix light emitting diode device (amoled) and other emissive displays. Anomalies in luminance produced by pixel circuits and bias currents produced by current biasing circuits for driving current biased voltage programmed pixels are corrected through calibration and compensation while re-using existing data or other lines that can be controlled individually to perform said calibration and compensation..
Ignis Innovation Inc.

Image processing apparatus, image processing method, and program

An image processing apparatus according to the present invention includes an image forming unit configured to form an image, a measuring unit configured to measure the formed image, a control unit configured to control execution of a single-color calibration to be performed to correct reproduction characteristics of a single-color formed by the image forming unit based on a measuring result of a single-color image formed with a single-color recording agent and execution of a multi-color calibration to be performed to correct reproduction characteristics of a multi-color image formed by the image forming unit based on a measuring result of a multi-color formed with a plurality of recording agents, and a selection unit configured to select whether to cause the control unit to perform the multi-color calibration after completing the single-color calibration or cause the control unit to perform any one of the single-color calibration and the multi-color calibration.. .
Canon Kabushiki Kaisha

Device and the direct optical recording of live skin areas

A device and method for direct optical recording of live skin areas, particularly of fingerprints or handprints, is disclosed. A novel possibility for direct optical recording of human skin prints with forensic quality where interference through ambient light is excluded is achieved in that, from a skin area to be recorded, image data of a calibration image generated under homogeneous illumination from an areal source and ambient light that may be present are read out from the sensor array, an adapted illumination pattern is calculated by means of the stored calibration image such that, through application of the adapted illumination pattern, a two-dimensionally structured illumination pattern is generated to minimize the influence of the ambient light and to homogenize the illumination at least of the deposited skin print, wherein an illumination array is controlled in individual light-emitting elements or in groups of light-emitting elements with the calculated illumination pattern..
Jenetric Gmbh

Continuous adaptive data capture optimization for interface circuits

A data interface circuit wherein calibration adjustments for data bit capture are made without disturbing normal system operation, is described. A plurality of dll capture and delay circuits for sampling a trained optimal sampling point as well as leading and trailing sampling points are defined.
Uniquify, Inc.

Speaker calibration user interface

An example implementation may involve a control device displaying a prompt to initiate a calibration sequence that involves calibration of a playback device for a given environment in which the playback device is located. The example implementation may also involve the control device displaying (i) a prompt to prepare a playback device for calibration within a given environment, (ii) a prompt to prepare the given environment for calibration of the playback device, and/or (iii) a prompt to prepare the control device for calibration of the playback device.
Sonos, Inc.

Technologies for display calibration and adjustment

Technologies for display calibration include a mobile computing device to pair the mobile computing device with another computing device communicatively coupled to a plurality of displays. The mobile computing device captures, by a camera of the mobile computing device, a setup image of the plurality of displays.
Intel Corporation

Calibration of a force sensitive device

A force sensitive surface measures force or pressure applied to the surface. The surface may also detect the touch position.
Microsoft Technology Licensing, Llc

Method for determining the parameters of an ic manufacturing process by a differential procedure

A method to easily determine the parameters of a second process for manufacturing from the parameters of a first process is provided. Metrics representative of the differences between the two processes are computed from a number of values of the parameters, which can be measured for the two processes on a calibration layout, or which can be determined from pre-existing values for layouts or reference data for the two processes by an interpolation/extrapolation procedure.
Aselta Nanographics

A calibration system for a wavelength selective switch

Described herein is a calibration system (25) for a wavelength selective switch (1). The switch (1) is adapted for dynamically switching optical beams (5, 7) along respective trajectories between input and output ports disposed in an array (3) using a reconfigurable liquid crystal on silicon (lcos) spatial light modulator device (17).
Finisar Corporation

User equipment local barometric calibration

A system for providing local barometric calibration for user equipment is disclosed. In particular, the system may utilize an over-the-air signal to feed local barometric pressure measurements to the user equipment so as to auto-calibrate the barometric sensor of the user equipment to the local barometric pressure.
At&t Intellectual Property I, L.p.

Method and system for calibrating a distributed vibration sensing system

A method for calibrating a distributed vibration sensing system includes applying a localized calibration event, such as a temperature change, to at least one location along an optical fiber cable. Backscattered light generated the optical fiber while the localized calibration event is applied includes phase information having low frequency components.
Schlumberger Technology Corporation

Method and magnetic resonance the acquisition of calibration data using simultaneous echo refocusing

In a method and apparatus for acquiring magnetic resonance (mr) data, comprising an mr data acquisition scanner is operated, while a subject is situated therein, to acquire calibration data, and raw data for conversion into image data, by executing an accelerated echo planar imaging data acquisition sequence. The calibration data are acquired by executing a simultaneous echo refocusing sequence in which multiple slices of the examination subject are simultaneously excited.
Siemens Healthcare Gmbh

Time domain measuring method with calibration in the frequency range

A method for determining an electric voltage u(t) and/or an electric current i(t) of an hf signal in an electrical cable on a calibration plane by measuring in the time domain. Using a directional coupler, a first portion v3(t) of a first hf signal is decoupled, fed to a time domain measuring device, and a second portion v4(t) of a second hf signal is decoupled.
Rosenberger Hochfrequenztechnik Gmbh & Co. Kg

Biosensor calibration coding systems and methods

A test sensor (100) for determining an analyte concentration in a biological fluid comprises a strip including a fluid receiving area (128) and a port-insertion region (126). A first row of optically transparent (132) and non-transparent positions forms a calibration code pattern (130) disposed within a first area of the port-insertion region (126).
Ascensia Diabetes Care Holdings Ag

Systems and methods for compensating long term sensitivity drift of electrochemical gas sensors exposed to nitric oxide

Described are systems and methods for compensating long term sensitivity drift of catalytic type electrochemical gas sensors used in systems for delivering therapeutic nitric oxide (no) gas to a patient by compensating for drift that may be specific to the sensors atypical use in systems for delivering therapeutic nitric oxide gas to a patient. In at least some instances, the long term sensitivity drift of catalytic type electrochemical gas sensors can be addressed using calibration schedules, which can factor in the absolute change in set dose of no being delivered to the patient that can drive one or more baseline calibrations.
Mallinckrodt Hospital Products Ip Limited

Systems and methods for compensating long term sensitivity drift of electrochemical gas sensors exposed to nitric oxide

Described are systems and methods for compensating long term sensitivity drift of catalytic type electrochemical gas sensors used in systems for delivering therapeutic nitric oxide (no) gas to a patient by compensating for drift that may be specific to the sensors atypical use in systems for delivering therapeutic nitric oxide gas to a patient. In at least some instances, the long term sensitivity drift of catalytic type electrochemical gas sensors can be addressed using calibration schedules, which can factor in the absolute change in set dose of no being delivered to the patient that can drive one or more baseline calibrations.
Mallinckrodt Hospital Products Ip Limited

Measuring concentration of analytes in liquid samples using surface-enhanced raman spectroscopy

A hand-held microfluidic testing device is provided that includes a housing having a cartridge receiving port and a cartridge for input to the cartridge receiving port. An optical detection system in the housing is capable of providing an illuminated electric field useful for raman spectroscopy.
Ondavia, Inc.

Standard film for correction of water vapor permeability measurement device, manufacturing same, standard film set for correction, and correction method using same

A standard film for calibration is configured such that a barrier layer is provided on a resin film and the barrier layer includes at least one of small holes, and is a standard film for calibration of a water vapor transmission rate measuring apparatus for measuring water vapor transmission rate of 10−3 g/m2/day or less, in which when an equivalent circle radius of the small hole is defined as r [μm] and a thickness of the resin film is defined as l [μm], a relation of r/l≦5 is satisfied.. .
Chemical Materials Evaluation And Research Base

Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods

Systems and methods are provided to calibrate an analyte concentration sensor within a biological system, generally using only a signal from the analyte concentration sensor. For example, at a steady state, the analyte concentration value within the biological system is known, and the same may provide a source for calibration.
Dexcom, Inc.

Method of calibrating load measurement apparatus, load measurement system of wind turbine blade, and wind turbine

A method of calibrating a load measurement apparatus for measuring a load on a wind turbine blade on the basis of strain data based on strain of a wind turbine blade includes: a strain-data acquisition step of, during a startup of a wind turbine, obtaining a plurality of the strain data for each of a plurality of conditions among which at least one of an azimuth angle or a pitch angle of the wind turbine blade is different from one another; a theoretical load-value acquisition step of obtaining a theoretical load value applied to the wind turbine blade due to own weight of the wind turbine blade, for each of the plurality of conditions, on the basis of the azimuth angle and the pitch angle of the wind turbine blade in each of the plurality of conditions; and a calibration-parameter calculation step of calculating a calibration parameter representing a relationship between the strain data obtained by the load measurement apparatus and the load on the wind turbine blade, on the basis of a correlation between each of the strain data and the theoretical load value.. .
Mitsubishi Heavy Industries, Ltd.

Reduction of non-linearity errors in automotive pressure sensors

Methods and apparatus for reduction of non-linearity errors in automotive pressure sensors. A pressure sensor includes a pressure sensing element including a pair of parallel electrodes, a pair of ceramic plates, rigid glass seals and a connection between the pair of parallel electrodes and an integrated circuit (ic).
Sensata Technologies, Inc.

Nanocomposite optical strain gauge

The pressure-detecting system utilizes a nanocomposite sensor with quantum dots embedded in a matrix. Under pressure, both the quantum dots and the matrix fluoresce when illuminated by a laser.
United States Of America As Represented By The Secretary Of The Army

Sensor verification

A portable test apparatus for a reflection measuring device includes a first and a second calibration standard of different lengths, a device connector adapted to receive the reflection measuring device for inspection and a selector arrangement adapted to selectably connect the device connector to one of the first or second two calibration standards for providing a calibration pulse in the selected calibration standard is provided.. .
Vega Grieshaber Kg

Method and device for calibrating an imaging optical unit for metrological applications

A calibration pattern having a plurality of pattern regions for calibrating an imaging optical unit for metrological applications. At least one image of the calibration pattern is recorded using the imaging optical unit.
Carl Zeiss Industrielle Messtechnik Gmbh

Method for treating a nonhomogenous surface

A method for treating a nonhomogeneous material surface of an object is provided. A plurality of test patches of the surface is treated for different amounts of time wherein the plurality of test patches have a total surface area.
Lam Research Corporation

Automatic torque calibration for roller shades

A motorized roller shade that detects obstacles in its travel that create excess torque by sensing the current draw from a motor and method by which the motor can calibrate itself to detect excess torque. During the roller shade's travel, it will record the instantaneous torque being generated at various points.
Crestron Electronics, Inc.

Method for forming power transmission components using heat-assisted calibration process and power transmission components made using method

A method for forming a component utilizing ultra-high strength steel and components formed by the method. The method includes the step of providing a flat blank of ultra-high strength 22mnb5 steel.
Magna Powertrain Inc.

Systems and methods for compensating long term sensitivity drift of electrochemical gas sensors exposed to nitric oxide

Described are systems and methods for compensating long term sensitivity drift of catalytic type electrochemical gas sensors used in systems for delivering therapeutic nitric oxide (no) gas to a patient by compensating for drift that may be specific to the sensors atypical use in systems for delivering therapeutic nitric oxide gas to a patient. In at least some instances, the long term sensitivity drift of catalytic type electrochemical gas sensors can be addressed using calibration schedules, which can factor in the absolute change in set dose of no being delivered to the patient that can drive one or more baseline calibrations.
Mallinckrodt Hospital Products Ip Limited

Systems and methods for compensating long term sensitivity drift of electrochemical gas sensors exposed to nitric oxide

Described are systems and methods for compensating long term sensitivity drift of catalytic type electrochemical gas sensors used in systems for delivering therapeutic nitric oxide (no) gas to a patient by compensating for drift that may be specific to the sensors atypical use in systems for delivering therapeutic nitric oxide gas to a patient. In at least some instances, the long term sensitivity drift of catalytic type electrochemical gas sensors can be addressed using calibration schedules, which can factor in the absolute change in set dose of no being delivered to the patient that can drive one or more baseline calibrations.
Mallinckrodt Hospital Products Ip Limited

Robust calibration and self-correction for tissue oximetry probe

A method for calibrating detectors of a self-contained, tissue oximetry device includes emitting light from a light source into a tissue phantom, detecting in a plurality of detectors the light emitted from the light source, subsequent to reflection from the tissue phantom, and generating a set of detector responses by the plurality of detectors based on detecting the light emitted from the light source. The method further includes determining a set of differences between the set of detector responses and a reflectance curve for the tissue phantom, and generating a set of calibration functions based on the set of differences.
Vioptix, Inc.

Analyte level calibration using baseline analyte level

Methods, computers, and systems used to improve accuracy of analyte level measurement of an in vivo positioned analyte sensor are disclosed herein. The methods, computers, and systems disclosed herein may be used to provide a calibrated analyte level.
Abbott Diabetes Care Inc.

Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods

Systems and methods are provided to calibrate an analyte concentration sensor within a biological system, generally using only a signal from the analyte concentration sensor. For example, at a steady state, the analyte concentration value within the biological system is known, and the same may provide a source for calibration.
Dexcom, Inc.

Transcutaneous analyte sensors and monitors, calibration thereof, and associated methods

Systems and methods are provided to calibrate an analyte concentration sensor within a biological system, generally using only a signal from the analyte concentration sensor. For example, at a steady state, the analyte concentration value within the biological system is known, and the same may provide a source for calibration.
Dexcom, Inc.

Remotely reconfigureable distributed antenna system and methods

The present disclosure is a novel utility of a software defined radio (sdr) based distributed antenna system (das) that is field reconfigurable and support multi-modulation schemes (modulation-independent), multi-carriers, multi-frequency bands and multi-channels. The present disclosure enables a high degree of flexibility to manage, control, enhance, facilitate the usage and performance of a distributed wireless network such as flexible simulcast, automatic traffic load-balancing, network and radio resource optimization, network calibration, autonomous/assisted commissioning, carrier pooling, automatic frequency selection, frequency carrier placement, traffic monitoring, traffic tagging, pilot beacon, etc..
Dali Systems Co. Ltd.

Playback device calibration

An indication of an acoustic characteristic of a playback device may comprise an orientation of the playback device with respect to an axis of a sensor of the playback device. After receiving the indication of the acoustic characteristic, a crossover frequency of the playback device may be determined and a series of tones may be output.
Sonos, Inc.

Single and multi-camera calibration

Camera calibration includes capturing a first image of an object by a first camera, determining spatial parameters between the first camera and the object using the first image, obtaining a first estimate for an optical center, iteratively calculating a best set of optical characteristics and test setup parameters based on the first estimate for the optical center until the difference in a most recent calculated set of optical characteristics and previously calculated set of optical characteristics satisfies a predetermined threshold, and calibrating the first camera based on the best set of optical characteristics. Multi-camera system calibration may include calibrating, based on a detected misalignment of features in multiple images, the multi-camera system using a context of the multi-camera system and one or more prior stored contexts..
Apple Inc.

Calibration method, calibration device, and computer program product

A calibration method is for a photographic device that photographs an object through a transparent body. The calibration method includes: acquiring a first photographic image by photographing the object without interposing the transparent body; acquiring a second photographic image by photographing the object through the transparent body; calculating an absolute positional deviation that indicates a deviation in coordinates of an image of the object due to the transparent body based on coordinates of an image of the object on the first photographic image and coordinates of an image of the object on the second photographic image; calculating a correction parameter for calibrating the absolute positional deviation; and storing the correction parameter in the photographic device..

Slicer apparatus and calibration method thereof

A slicer apparatus and a calibration method thereof are provided. A differential reference signal pair used for performing an error slicing operation is adjusted, so as to calibrate an offset voltage of the slicer apparatus..
Via Technologies, Inc.

Partial response equalizer and related method

A multi-phase partial response receiver supports various incoming data rates by sampling prdfe output values at a selected one of at least two clock phases. The receiver includes a calibration circuit that performs a timing analysis of critical data paths in the circuit, and this analysis is then used to select the particular clock phase used to latch the output values.
Rambus Inc.

Systems and methods for frequency domain calibration and characterization

A system for assigning a characterization and calibrating a parameter is disclosed. The system includes a frequency measurement circuit and a finite state machine.
Intel Corporation

Dco phase noise with pvt-insensitive calibration circuit in adpll applications

A calibration procedure that uses direct measurement of digital phase error performance for low cost calibration of all-digital phase locked loop (adpll)/digitally-controlled oscillator (dco) is described. Direct measurement of digital phase error, or difference in digital phase error, is used to adjust the operating point of the dco and thereby determine the operating point that provides the optimal phase noise of the output signal.
Taiwan Semiconductor Manufacturing Company, Ltd.

Ripple suppressor

A ripple suppressor suppresses ripples of a channel current. The ripple suppressor comprises a voltage-controlled current source, a stabilizer, and an auto-calibration circuit.
Leadtrend Technology Corporation





Follow us on Twitter
twitter icon@FreshPatents

###

This listing is a sample listing of patent applications related to Calibration for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Calibration with additional patents listed. Browse our RSS directory or Search for other possible listings.


0.2944

file did exist - 2811

2 - 1 - 59