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Calibration

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


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Determining location via wireless signal attributes
Cisco Technology, Inc.
November 09, 2017 - N°20170325061

Determining a location of a user device comprises a wireless system supported by wireless access points receiving signals from a user device. The wireless system estimates a location of the user device based on a coarse calculation based on an angle of arrival of the received signal and determines if the user device is in an area under a access ...
Method of calibration for a video gaming system
Performance Designed Products Llc
November 09, 2017 - N°20170324952

A method of calibration a video game system can include removing an optical filter that filters out visible light from a field of view of a camera to allow the camera to view visible light. The method can also include displaying a calibration image on a display screen located within the field of view of the camera, processing the video ...
Antenna calibration
International Business Machines Corporation
November 09, 2017 - N°20170324486

An array of antenna elements are located in relation with a plurality of pre-characterized reference detectors. At baseband frequencies, a transmit radiation pattern of the array of antenna elements is sensed with the plurality of pre-characterized reference detectors, at a plurality of phase and gain settings, to detect mismatch among two or more elements of the array of antenna elements. ...
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Frequency synthesizing device and automatic calibration method thereof
Raydium Semiconductor Corporation
November 09, 2017 - N°20170324418

A frequency synthesizing device includes a voltage-controlled oscillator receiving an adjusting signal and generating an output signal according to the adjusting signal. A feedback frequency divider having a plurality of divisor values receives the output signal and generates a feedback signal after performing frequency dividing. An automatic frequency calibration circuit of the frequency synthesizing device includes a first frequency divider ...
Portable programmable device, system, method and computer program product
Limitear Ltd.
November 09, 2017 - N°20170324390

There is disclosed a portable programmable device including a battery, a memory and a terminal connectable to earpieces, the device including in the memory a calibration file, parameter or parameters relating to audio sensitivity of the earpieces, the device being configured to play media data including audio, and to provide audio output to the earpieces, the device being further configured ...
Calibration of push-pull amplifier to a low second order distortion
Telefonaktiebolaget Lm Ericsson (publ)
November 09, 2017 - N°20170324383

An integrated circuit comprises a first amplifier circuit with a push-pull amplifier configured to be calibrated to a low second order distortion. The integrated circuit further comprises a second amplifier circuit with at least one push-pull amplifier, wherein a size ratio between sizes of the transistors is adjustable by adjusting the size of at least one transistor device. The size ...
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Calibration Patent Applications
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  • 1411+ full patent PDF documents of Calibration-related inventions.
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Online calibration of a motor vehicle camera system
Connaught Electronics Ltd.
November 09, 2017 - N°20170323459

The invention relates to a method for calibrating a camera system (7) of a motor vehicle (1). At least one camera (8-11) respectively sequentially generates camera images (21-28) from an environment (2) of the motor vehicle (1). A computing device (12) generates a virtual view (14) of the environment (2) from a virtual perspective from the camera images (21-28) by means of a projection (p). In traveling, ...
Pedestrian tracking at a traffic intersection to identify vulnerable roadway users for traffic signal timing, ...
Iteris, Inc.
November 09, 2017 - N°20170323448

Pedestrian detection and counting for traffic intersection control analyzes characteristics of a field of view of a traffic detection zone to determine a location and size of a pedestrian area, and applies protocols for evaluating pixel content in the field of view to identify individual pedestrians. The location and size of a pedestrian area is determined based either on locations ...
Method and system for calibration of a fingerprint sensing device
Fingerprint Cards Ab
November 09, 2017 - N°20170323138

There is provided a method of initiating a calibration operation of a fingerprint sensing device comprising an array of sensing elements for sensing a fingerprint pattern, the method comprising acquiring information indicative of a change of an environmental parameter influencing the operation of the fingerprint sensing device; and if the change is larger than a predetermined threshold value, performing a ...
Method and system for calibration of a fingerprint sensing device
Fingerprint Cards Ab
November 09, 2017 - N°20170323137

There is provided a method of initiating a calibration operation of a fingerprint sensing device comprising an array of sensing elements for sensing a fingerprint pattern, the method comprising acquiring information indicative of a change of an environmental parameter influencing the operation of the fingerprint sensing device; and if the change is larger than a predetermined threshold value, performing a ...
Haptic interface for population of a three-dimensional virtual environment
Disney Enterprises, Inc.
November 09, 2017 - N°20170322700

The disclosure provides an approach for populating a virtual environment with objects. In one embodiment, an editing application may track a handheld device using sensor data from a camera, by following an image displayed on the handheld device's screen. The editing application then updates the position of an object in the virtual environment according to the tracked position of the ...
Force-based touch interface device and method for correcting the force-based touch interface device
Hyundai Motor Company
November 09, 2017 - N°20170322671

A force based touch interface device comprising a touch substrate, a torsion preventing structure for preventing torsion of the touch substrate by an externally-applied force touch, a plurality of sensors for measuring the force touch applied to the touch substrate at different positions, an input device for applying the force touch onto the touch substrate, and a controller for measuring ...
Movable body drive method, movable body drive system, pattern formation method, pattern forming apparatus, exposure ...
Nikon Corporation
November 09, 2017 - N°20170322498

Positional information of a movable body in a y-axis direction is measured using an interferometer and an encoder whose short-term stability of measurement values excels when compared with the interferometer, and based on the measurement results, a predetermined calibration operation for obtaining correction information for correcting measurement values of the encoder is performed. Accordingly, by using measurement values of the ...
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Calibration Patent Applications
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  • 1411+ full patent PDF documents of Calibration-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
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Air kerma conventional true value measuring method
Institute Of Nuclear Physics And Chemistry, China Academy Of Engineering Physics
November 09, 2017 - N°20170322315

A measurement method for an air kerma conventional true value comprises: building a small-scale reference radiation field, then selecting a proper radiation source (4) and a source intensity for providing incident rays for a shielding box (1), subsequently selecting a plurality of gamma ray dose measurement instruments as experiment samples for building a prediction model to obtain a prediction model of the ...
Method and system for measuring and calibrating imaging magnetic field in magnetic resonance apparatus
Shanghai United Imaging Healthcare Co., Ltd
November 09, 2017 - N°20170322282

A method and a system for measuring and calibrating an imaging magnetic field in a magnetic resonance apparatus are provided. The method includes: providing the imaging magnetic field, where the imaging magnetic field is adapted for scanning an object; sampling a signal corresponding to the imaging magnetic field; processing the signal to obtain an actual magnetic field intensity; and calibrating ...
Test equipment, method for operating a test equipment and computer program
Advantest Corporation
November 09, 2017 - N°20170322252

A test equipment has a signal input/signal output and a use-site calibration unit for determining a user-site compensation function. The user-site compensation function has a compensation magnitude function and a compensation hilbert phase function. The calibration unit has a level meter and a calculator. The level meter is configured to measure a magnitude characteristic of the electrical signal, the ...
System and method of conducting particle monitoring using low cost particle sensors
Tsi, Incorporated
November 09, 2017 - N°20170322123

There is disclosed a field calibratable particle sensor solution in a low-cost, very compact form factor. This makes a low-cost sensor more accurate for low-concentration pollution measurements and decreases the cost of pollution measurement systems having a wide geographic coverage. In a related embodiment, the invention illustrates a method and system to remotely and automatically calibrate one or more of ...
Measurement tool, calibration method, calibration apparatus, and computer-readable recording medium
Tsi, Incorporated
November 09, 2017 - N°20170322048

A measurement tool includes a first member and a measurement member. The first member has a surface including a chart to be used for calibration of a stereo camera. The measurement member is arranged on the surface of the first member. The measurement member includes a light source and a second member. The light source is configured to emit light ...
Apparatus and method for using map data in a calibration process
Under Armour, Inc.
November 09, 2017 - N°20170322031

Apparatus and method for using map data of a known route to calibrate an accelerometer to one or more physiological parameters of a user. In one embodiment, the calibration comprises determining a current position of a user; consulting map data to identify a route having a starting and/or ending position within a predefined proximity to the current position, the ...
Method for calibrating an augmented reality visual rendering system comprising at least one display device ...
Commissariat A L'energie Atomique Et Aux Energies Alternatives
November 09, 2017 - N°20170322020

A method for calibrating an augmented reality visual rendering system comprising at least one display device partially transparent with respect to the user thereof, comprises carrying out the steps of: displaying a two-dimensional calibration curve on a partially transparent display device of the partially transparent display device; recording a three-dimensional curve described by the user by a three-dimensional pointing device ...
Method and apparatus for calibrating tool in flange coordinate system of robot
Shenzhen A&e Smart Institute Co., Ltd.
November 09, 2017 - N°20170322010

A method and an apparatus for calibrating a tool in a flange coordinate system of a robot are disclosed. The method includes: acquiring a rotation angle of each joint of a robot when a to-be-calibrated tool fasted on an end joint mounting portion of the robot moves to a central point of the to-be-calibrated tool and overlaps with a calibration ...
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