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




Date/App# patent app List of recent Ghosting-related patents
03/24/16
20160084977 
 Deghosting with adaptive operators patent thumbnailDeghosting with adaptive operators
Methods and apparatuses for processing marine seismic data with a process of combined deghosting and sparse t-p transformation. The process is formulated as an optimization problem.
Westerngeco Llc


03/24/16
20160082716 
 Keyless inking methods, apparatus, and systems with chamber blade system spanning anilox roll and form roll for digital offset printing patent thumbnailKeyless inking methods, apparatus, and systems with chamber blade system spanning anilox roll and form roll for digital offset printing
A variable lithographic inking system includes a chamber blade system configured to supply ink to an anilox member of an inking system. The inking system includes a soft ink transfer roll and a hard form roll.
Palo Alto Research Center Incorporated


03/10/16
20160068752 
 Liquid crystal composition and liquid crystal display element using the same patent thumbnailLiquid crystal composition and liquid crystal display element using the same
There is provided a liquid crystal composition suitable for use in a liquid crystal display element that suffers less from drop marks that occur during production without degrading ghosting properties of the display element and various properties of the liquid crystal display element, such as dielectric anisotropy, viscosity, nematic phase upper limit temperature, low-temperature nematic phase stability, and γ1, and with which a stable amount of a liquid crystal material can be discharged in an odf process. A liquid crystal display element that uses the liquid crystal composition is also provided.
Dic Corporation


02/18/16
20160047929 
 Methods and systems that combine wavefields associated with generalized source activation times and near-continuously recorded seismic data patent thumbnailMethods and systems that combine wavefields associated with generalized source activation times and near-continuously recorded seismic data
Systems and methods to correct source responses and perform source deghosting of a pressure or particle motion wavefield recorded using near-continuous recording of seismic data along a vessel track with generalize source activation times. The methods and systems receive a near-continuously recorded seismic data and generate a near-continuous wavefield for approximately stationary-receiver locations.
Pgs Geophysical As


02/04/16
20160033709 
 Scanning type backlight module and display device patent thumbnailScanning type backlight module and display device
The embodiments of the invention disclose a scanning type backlight module and a display device. Since a laser light source with good collimation is applied, during a display time of a frame, with the modulation of the optical path regulator, the laser emitted from the laser light source performs a progressive scanning for a region corresponding to at least one row of pixel units in a light guide plate or a display panel.
Boe Technology Group Co., Ltd.


01/07/16
20160003957 
 Direct arrival signature estimates patent thumbnailDirect arrival signature estimates
Method for estimating source signature of a marine seismic source array in a naturally band-limited subsurface region, for designature processing of resulting seismic data. Direct arrivals identified in the streamer receivers' records (131) provide a far-field estimate of the source signature, provided that the subsurface naturally limits frequencies to below the first notch frequency in the amplitude response of the seismic streamer receiver array.

12/31/15
20150375497 
 Systems and methods for implementing an advanced inker unit surface conditioning system in a variable data digital lithographic printing device patent thumbnailSystems and methods for implementing an advanced inker unit surface conditioning system in a variable data digital lithographic printing device
A system and method are provided for providing an improved inker unit surface cleaning and conditioning system, including in a single anilox chamber blade system, for improving image quality, including eliminating ghosting, in a proposed variable data digital lithographic image forming architecture. Techniques are provided to remove acquired oil from an inking member.
Xerox Corporation


12/24/15
20150370181 
 Electrophotographic photosensitive member, manufacturing  electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and a solid solution and manufacturing  a solid solution patent thumbnailElectrophotographic photosensitive member, manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and a solid solution and manufacturing a solid solution
The present invention provides an electrophotographic photosensitive member which can output images with reduced image defects due to ghosting not only under a normal temperature and normal humidity environment but also even under a low temperature and low humidity environment as especially severe conditions, and a manufacturing method thereof; and a process cartridge and an electrophotographic apparatus each having the electrophotographic photosensitive member. Accordingly, the electrophotographic photosensitive member of the present invention having a support and a photosensitive layer on the support includes the photosensitive layer which contains a solid solution of hydroxygallium phthalocyanine and a compound represented by the following formula (1) or formula (1)′, the solid solution having peaks at bragg angles 2θ of 7.4°±0.3° and 28.3°±0.3° in cukα characteristic x-ray diffraction..
Canon Kabushiki Kaisha


12/10/15
20150355357 
 Premigration deghosting for marine streamer data using a bootstrap approach in tau-p domain patent thumbnailPremigration deghosting for marine streamer data using a bootstrap approach in tau-p domain
Methods and systems for optimized receiver-based ghost filter generation are described. The optimized ghost filter self-determines its parameters based on an iterative calculation of recorded data transformed from a time-space domain to a tau-p domain.
Cgg Services Sa


12/03/15
20150350513 
 Constant bracket high dynamic range (chdr) operations patent thumbnailConstant bracket high dynamic range (chdr) operations
Systems, methods, and computer readable media to capture and process high dynamic range (hdr) images when appropriate for a scene are disclosed. When appropriate, multiple images at a single—slightly underexposed—exposure value are captured (making a constant bracket hdr capture sequence) and local tone mapping (ltm) applied to each image.
Apple Inc.


12/03/15
20150348251 

Method and device for evaluating quality of video in time domain on terminal side


Disclosed are a method and device for valuating quality of a video in a time domain on a terminal side. The method comprises that: a significant movement area proportion of each video frame is calculated, video frames are divided into absolute regular frames and suspected distorted frames according to the significant movement area proportion of each video frame; a frozen frame detection, a scenario-conversion frame detection, a jitter frame detection, and a ghosting frame detection are performed on the suspected distorted frames; the video is split into scenarios according to the result of the scenario-conversion frame detection, scenario information weight of each scenario is calculated, and the quality of the video in time domain on the terminal side is determined.
Zte Corporation


12/03/15
20150346617 

Electrophotographic photosensitive member, manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and phthalocyanine crystal and manufacturing phthalocyanine crystal


The present invention provides: an electrophotographic photosensitive member which reduces image defects due to ghosting not only under a normal temperature and normal humidity environment but also even under a low temperature and low humidity environment; and a novel phthalocyanine crystal. The electrophotographic photosensitive member of the present invention includes a photosensitive layer which comprises a phthalocyanine crystal in which a dimethyl sulfoxide is contained.
Canon Kabushiki Kaisha


12/03/15
20150346616 

Electrophotographic photosensitive member, manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and phthalocyanine crystal and manufacturing phthalocyanine crystal


The present invention provides: an electrophotographic photosensitive member which reduces image defects due to ghosting not only under a normal temperature and normal humidity environment but also even under a low temperature and low humidity environment; and a novel phthalocyanine crystal. The electrophotographic photosensitive member of the present invention comprises a photosensitive layer which comprises a phthalocyanine crystal in which a n,n-dimethylformamide is contained.
Canon Kabushiki Kaisha


11/05/15
20150316864 

Electrophotographic photosensitive member and manufacturing method thereof, process cartridge and electrophotographic apparatus, and phthalocyanine crystal and manufacturing method thereof


An electrophotographic photosensitive member capable of outputting an image with suppressed positive ghosting, and a process cartridge and an electrophotographic apparatus each having the electrophotographic photosensitive member are provided. The electrophotographic photosensitive member has a photosensitive layer including a phthalocyanine crystal in which the compound represented by the formula (1) is contained, wherein the content of the compound represented by the formula (1) is 0.1% by mass or more and 1.7% by mass or less based on the phthalocyanine crystal..
Canon Kabushiki Kaisha


10/22/15
20150299569 

Nematic liquid crystal composition and liquid crystal display device using the same


The liquid crystal composition of the present invention is used for liquid crystal display devices of an ips mode, a tn mode, and the like that have a high response speed and do not easily cause display defectiveness such as ghosting or dropping marks. The liquid crystal composition contains a component which is a dielectrically positive component containing a dielectrically positive compound and a dielectrically neutral component which exhibits dielectric anisotropy greater than −2 and smaller than +2.
Dic Corporation


10/08/15
20150286052 

Microscope and ghosting elimination method


A microscope includes a first imaging optical system that images sample transmitted light transmitted through a sample provided on a stage, and a second imaging optical system that images a part of the sample transmitted light branched from the first imaging optical system. Here, the second imaging optical system includes a light beam branching element that branches the part of the sample transmitted light from the first imaging optical system, and has a thickness of a predetermined threshold or more, an imaging element that images a phase difference image of the branched sample transmitted light, one or a plurality of optical elements that images an image of the phase difference image of the branched sample transmitted light on the imaging element, and a filter that shields a part of the branched sample transmitted light imaged on the imaging element..

10/08/15
20150285935 

Method for deghosting seismic data acquired by a marine seismic source and receiver assembly


In a method for deghosting seismic data acquired by a marine seismic source and receiver assembly effects of seismic reflections by the water surface, known as ghost signals, are removed by a deghosting algorithm, which transforms input seismic data with the surface ghost reflections into source- and receiver-deghosted seismic data using a sparse-inversion technique both for hydrophone and/or geophone recordings, which technique includes equation (26), thereby considerably improving usuable bandwidth and giving rise to a significant imaging uplift.. .

10/01/15
20150279333 

Display device and drive method therefor


In a display device that can use a low frequency drive method, in the case of low frequency drive, in a data correction unit (23) of a display control circuit (200), a pixel grayscale value is set such that the differential value between the potential difference between the pixel electrode and the common electrode when a voltage of positive polarity is applied and the potential difference between the pixel electrode and the common electrode when a voltage of negative polarity is applied becomes larger than during normal drive. With this, a correction amount (shift amount) is made larger during low frequency drive than during normal drive, whereby flickers and ghosting during low frequency drive are prevented..
Sharp Kabushiki Kaisha


10/01/15
20150277145 

Lenses, devices, methods and systems for refractive error


The present disclosure is directed to lenses, devices, methods and/or systems for addressing refractive error. Certain embodiments are directed to changing or controlling the wavefront of the light entering a human eye.
Brien Holden Vision Institute


10/01/15
20150276957 

Deghosting after imaging


A technique includes determining an image of a subsurface geologic region of interest, where the image represents at least in part ghost energy that is attributable to reflections caused by a reflecting interface. The technique includes deghosting the image, which includes processing data representing the image in a processor-based machine to determine at least one impulse response of a modeling and migration of at least one point scatterer for the region and use the impulse response(s) to attenuate the ghost energy..
Westerngeco L.l.c.


09/17/15
20150262341 

System and multi-frame temporal de-noising using image alignment


Methods, devices, and computer program products for multi-frame termporal de-noising using image alignment are describe. In one aspect, a method of capturing an image using a multi-frame temporal de-noising is described.
Qualcomm Incorporated


09/17/15
20150261002 

Liquid crystal display panel and liquid crystal display device


A liquid crystal display panel and a liquid crystal display device are disclosed. The liquid crystal display panel has first pixel units and second pixel units, when the liquid crystal display panel displays odd frames, a polarity of each of the first pixel units is changed, and a polarity of each of the second pixel units is maintained.

08/20/15
20150232757 

Liquid crystal display device


Since the liquid crystal display device of the present invention prevents a decrease in voltage holding ratio (vhr) and an increase in ion density (id) of a liquid crystal layer and resolves the problems of display defects, such as ghosting, it is particularly useful for active matrix drive va-mode and psva-mode liquid crystal display devices and can be applied to liquid crystal display devices such as liquid crystal televisions, monitors, cellular phones, and smart phones.. .

08/06/15
20150220821 

Ghosting compensation in relief images for directional prints


A method is provided for combining two source images in a relief image with structural elements having at least two principle surface orientations, such that a first image is observed in a first viewing direction and a second image is observed in a second viewing direction. The method reduces a ghosting effect and comprises the steps of: a) printing a test relief image comprising patches with structural elements having a first basic color on a surface with a first principle orientation and a second basic color on a surface with a second principle orientation, a basic color being a color having a predefined amount of colorant; b) measuring for each patch a first observed color in a first viewing direction and a second observed color in a second viewing direction; c) scaling a first source image and a second source image such that each image element has a size corresponding to a structural element in the relief image; d) selecting for each position in the relief image a structural element from a patch in the test relief image, wherefor a sum of a color difference between an image element of the scaled first source image and a first observed color and a color difference between an image element of the scaled second source image and a second observed color becomes minimal, and e) composing a relief image from the selected structural elements..
Oce-technologies B.v.


07/30/15
20150213765 

Methods for driving electro-optic displays


Methods are provided for of driving a bistable electro-optic display having at least first and second pixels separated by an inter-pixel gap. In one method, there is applied to the first pixel a drive pulse which drives the pixel to one extreme optical state, and there is applied to the second pixel, which is in this extreme optical state, a reinforcing pulse of the same polarity as the drive pulse.
E Ink Corporation


07/23/15
20150206498 

Liquid-crystal display device


A source driver generates a plurality of gradation voltages based on a plurality of gradation reference voltages vh255 to vl255 generated by a gradation reference voltage generation circuit, and drives the data lines using the generated gradation voltages. The control unit sets a waiting time before the power of the source driver is cut off, and controls the gradation reference voltage generation circuit such that all the plurality of gradation reference voltages vh255 to vl255 become the same voltage during the waiting time.
Sharp Kabushiki Kaisha


07/09/15
20150193947 

System and method to generate high dynamic range images with reduced ghosting and motion blur


Methods, devices, and computer program products for generating high dynamic range images with reduced ghosting and motion blur are disclosed herein. In some aspects, methods of detecting areas of motion blur in an image are disclosed.
Qualcomm Incorporated


07/09/15
20150192687 

Deghosting using measurement data from seismic sensors


Measurement data is received from first and second seismic sensors, where the first and second seismic sensors are oriented in opposite directions. Each of the first and second seismic sensors has a sensing element responsive to pressure and particle motion.
Westerngeco L.l.c.


07/02/15
20150185644 

Magnetic toner


It is intended to provide magnetic toner that produces a stable image density in long-term use and can prevent ghosting under conditions of low-temperature and low-humidity. The present invention provides magnetic toner including magnetic toner particles each containing a binder resin, a magnetic material and a releasing agent, and silica fine particles, wherein the silica fine particles include silica fine particles a and b, the silica fine particles a have a number-average particle size of 5-20 nm as primary particles, the silica fine particles b are produced by a sol-gel method, and have a number-average particle size of 40-200 nm as primary particles, an abundance ratio of secondary particles of the silica fine particles b is 5-40% by number, and a coverage ratio x1 of the surface of the magnetic toner particles with the silica fine particles determined by esca is 40.0-75.0% by area..
Canon Kabushiki Kaisha


07/02/15
20150185501 

Lenses, devices, methods and systems for refractive error


The present disclosure is directed to lenses, devices, methods and/or systems for addressing refractive error. Certain embodiments are directed to changing or controlling the wavefront of the light entering a human eye.
Brien Holden Vision Institute


06/25/15
20150179128 

Gate driver and display apparatus


A gate driver (103) and a display device, which relate to the technical field of display, and are applicable to the design and manufacture of display devices. The gate driver (103) comprises: a power-off voltage detection circuit (101) and a power-off de-ghosting function circuit (204) connected to the power-off voltage detection circuit (101), wherein the power-off voltage detection circuit (101) is used for detecting a current voltage state, and outputting a control signal to the power-off de-ghosting function circuit (204) according to the voltage state, so that the power-off de-ghosting function circuit (204) outputs a signal to eliminate power-off ghosting according to the control signal.
Boe Technology Group Co., Ltd.


06/25/15
20150177349 

Multiple shot magnetic resonance imaging with ghosting stability correction


An image dataset comprises multiple shots of imaging data acquired using a magnetic resonance imaging (mri) scanner (10). The signal power of each shot of the image dataset is normalized (24) to a reference signal power to generate a power normalized shot representation having total signal power matching the reference signal power.
Koninklijke Philips N.v.


06/25/15
20150174862 

Intermediate film for laminated glass and laminated glass


The present invention aims to provide an interlayer film for a laminated glass which includes two or more resin layers laminated together and which has excellent deaeration properties in the manufacturing process of a laminated glass and prevents ghosting. The present invention also aims to provide a laminated glass comprising the interlayer film for a laminated glass.
Sekisui Chemical Co., Ltd.


03/19/15
20150078661 

High dynamic range and tone mapping imaging techniques


Algorithms for improving the performance of conventional tone mapping operators (tmo) by calculating both a contrast waste score and a contrast loss score for a first tone-mapped image produced by the tmo. The two contrast scores can be used to optimize the performance of the tmo by reducing noise and improving contrast.
Disney Enterprises, Inc.


03/05/15
20150066374 

Seismic data processing with frequency diverse de-aliasing filtering


Performing seismic data processing using frequency diverse basis functions and converting a data processing problem into a one-norm or zero-norm optimization problem, which can be solved in frequency-space domain. The data processing problems can be data deghosting, data regularization or interpolation.
Westerngeco L.l.c.


03/05/15
20150061668 

Mri ghosting correction using unequal magnitudes ratio


A magnetic resonance imaging (mri) system, method and/or computer readable medium is configured to effect mr imaging with reduced ghosting artifacts by operations including determining spatially varying signal magnitude differences associated with first and second parts of a reference mr data, and reconstructing a diagnostic image based upon a first and a second parts of main scan data and the determined spatially varying signal magnitude differences. The first parts of the reference data and main scan data is acquired using a first readout gradient, and the second parts of the reference data and main scan data is acquired using a second readout gradient that is different from the first readout gradient..
Kabushiki Kaisha Toshiba


01/29/15
20150032380 

Plural depth seismic de-ghosting method and system


A method for de-ghosting seismic data includes receiving seismic data corresponding to plural depth sources or plural depth receivers located at a first depth and a second depth below a geophysical surface, wherein the second depth is below the first depth, where the plural depth sources or plural depth receivers comprise a first seismic receiver located at the first depth and a second seismic receiver located at the second depth, or, a first seismic source located at the first depth and a second seismic source located at the second depth. The method also includes aligning primary reflections within the seismic data to provide improved seismic data.
Cgg Services Sa


01/29/15
20150029386 

Microlens array architecture for avoiding ghosting in projected images


Light-field image data is processed in a manner that reduces projection artifacts in the presence of variation in microlens position by calibrating microlens positions. Approximate centers of disks in a light-field image are identified, and gridded calibration is performed, by fitting lines to disk centers along orthogonal directions, and then fitting a rigid grid to the light-field image.
Lytro, Inc.


01/22/15
20150022750 

Liquid crystal display device and producing the same


Provided are a liquid crystal display device that suppresses occurrence of drop marks during production without degrading various properties, such as dielectric anisotropy, viscosity, nematic phase upper limit temperature, rotational viscosity (γ1), and ghosting property, and a method for producing the liquid crystal display device. A liquid crystal display device 10 of the present invention includes a liquid crystal composition layer 13 sandwiched between a first substrate 11 and a second substrate 12 and vertical alignment films 16 and 17 that contain a polymer of a polymerizable compound having a polyimide skeleton as a main chain and a crosslinkable functional group as a side chain.
Dic Corporation


01/22/15
20150022390 

Method and system for through-the-wall imaging using sparse inversion for blind multi-path elimination


Targets are detected in a scene behind a wall by first transmitting a pulse through the wall. Then, a primary impulse response is detected by a sparse regularized least squares inversion applied to received signals corresponding to the reflected pulse.
Mitsubishi Electric Research Laboratories, Inc.


01/08/15
20150009780 

Method and receiver-side deghosting of seismic data


Apparatus, computer instructions and method for combining first and second records to form a substantially deghosted seismic record.. .
Cgg Services Sa


01/01/15
20150003689 

Angle-dependent deghosting of seismic data


A method for generating a seismic image, comprising the steps of providing an input trace corresponding to seismic signals received at a receiver at a known receiver depth, using the input trace to generate a series of angle traces, each having a known time dip, for each angle trace, determining a filter h, for each angle trace, correcting the data by using the inverse of the filter h to generate a plurality of deghosted angle traces, copying each deghosted angle trace to a plurality of output locations and applying in each case the time dip for that angle trace so as to generate a plurality of corrected angle traces, at each output location summing a plurality of the corrected angle traces at that output location so as to generate a replacement trace; and using the replacement trace, preferably in combination with other replacement traces, to generate a seismic image.. .
Shell Internationale Research Maatschappij B.v.


12/18/14
20140368195 

Mr imaging with suppresion of flow artifacts


The invention relates to a method of mr imaging of a body (10) placed in the examination volume of a mr device (1). It is an object of the invention to provide a method that enables efficient compensation of flow artefacts, especially for contrast-enhanced mr angiography in combination with dixon water/fat separation.
Koninklijke Philips N.v.


12/11/14
20140362658 

Device and deghosting variable depth streamer data including particle motion data


Computing device, computer instructions and method for de-ghosting seismic data related to a subsurface. The method may include receiving input seismic data recorded by seismic receivers that located at different depths (zr), generating migration data (du) and mirror migration data (dd) from the input seismic data, deriving a ghost free model (m) based on simultaneously using the migration data (du) and mirror migration data (dd), generating primary (p) and ghost (g) datasets based on the ghost free model (m), simultaneously adaptively subtracting the primary (p) and ghost (g) datasets from the migration data (du) to provide adapted primary (p′1 and p′2) and adapted residual (r′1 and r′2) datasets, and generating a final image (f) of the subsurface based on the adapted primary (p′1 and p′2) and the adapted residual (r′1 and r′2) datasets.

12/11/14
20140361220 

Nematic liquid crystal composition and liquid crystal display element using same


The liquid crystal composition of the present invention is used for liquid crystal display devices of an ips mode, a tn mode, and the like that have a high response speed and do not easily cause display defectiveness such as ghosting or dropping marks. The liquid crystal composition contains a component which is a dielectrically positive component containing a dielectrically positive compound and a dielectrically neural component which exhibits dielectric anisotropy greater than −2 and smaller than +2.

10/30/14
20140320599 

Antighosting method using binocular suppression


The present invention provides a method of processing a source left view and a source right view of a 3d image comprising the steps of: identifying at least one ghosted region or ghosting region in the left view and/or in the right view; processing the identified regions in order to create a binocular suppression effect for this identified regions then providing a new 3d image formed by the processed left and/or right views.. .

10/09/14
20140300601 

Contrast adjusted anaglyph


Methods and apparatus for enabling contrast adjustment to anaglyph images are described. Compensation techniques are employed to reduce ghosting artifacts that would otherwise be introduced by contrast adjustments to input images used to generate anaglyphs.

09/25/14
20140288839 

Method and deghosting seismic data


Apparatus, computer instructions and method for deghosting seismic data related to a subsurface of a body of water. The method includes inputting data recorded by detectors that are towed by a vessel, the data being associated with waves travelling from the subsurface to the detectors; applying a migration procedure to the data to determine a first image of the subsurface; applying a mirror migration procedure to the data to determine a second image of the subsurface; joint deconvoluting the first image and the second image for deghosting a reflectivity of the subsurface; and generating a final image of the subsurface based on the deghosted reflectivity of the joint deconvoluting step..

09/18/14
20140272917 

Glass non-glare marker board


An improved marker board with a glass substrate, a writing surface, and a rear surface. The writing surface roll coated or screen printed with a ceramic frit that is fired into the writing surface.

08/14/14
20140226167 

Method and calibration of multiple projector systems


Disclosed is a method for improving the calibration of multiple projector systems in spatial augmented reality systems where multiple projectors are used to project images directly onto objects of interest. The methods and system described herein improve the calibration of multiple projector systems in order to improve the alignment and clarity of projected images by reducing ghosting that can occur with poorly aligned projectors.

08/07/14
20140218410 

System and efficiently generating device-dependent anaglyph images


A system for efficiently generating device-dependent anaglyph images includes a display device for presenting anaglyph images in a three-dimensional format. An anaglyph converter includes a conversion manager that interacts with system users to perform configuration procedures for generating anaglyph images.

08/07/14
20140215758 

Assembly process for glue-free hinge


The described embodiment relates generally to the field of press-fit technology. Press-fit technology results in deformation of one component to lock another component in place.

07/17/14
20140200854 

Methods and computing systems for survey design and modeling workflow for towed multimeasurement seismic streamer data


Modular workflows for determining acquisition geometry and efficiency using 3d deghosting and wavefield reconstruction methods enabled by multicomponent seismic information are disclosed, which may be performed as methods. In some embodiments, such methods may be performed on computing systems..

07/17/14
20140198612 

Ghost compensation in beam migration


Methods and systems for ghost compensation which are embedded in beam migration are described. The ghost compensation is based on the fact that the beam migration is performed in the slant-stack domain.

07/17/14
20140198299 

Lens module and eye fundus camera using the same


A lens module comprises a first lens group, a second lens group and a third lens group, which are arranged from an eye fundus side to an image side in sequence. The first lens group has a positive effective focal length (efl) and includes a first lens having two convex surfaces respectively facing the eye fundus side and the image side.

07/03/14
20140184805 

Thermal camera and eliminating ghosting effects of hot-target thermal images


Various apparatuses and methods for compensating for ghosting effects in thermal imaging devices are disclosed. Offsets in thermal image data due to ghosting effects on thermal sensors may be modeled, predicted, and/or eliminated by various embodiments of the present invention.

06/26/14
20140177385 

Method and device to deghost seismic data


A method for processing seismic data related to a structure under a body of water to generate an image of the structure includes receiving seismic data acquired using detectors disposed on a depth-varying profile streamer. The method further includes generating, from the seismic data, first traces that correspond to traces as recorded by the detectors and migrated to water surface, and second traces that correspond to traces as would be recorded by virtual detectors mirroring the detectors relative to the water surface and migrated to water surface.

06/26/14
20140176687 

Anaglyph ghost cancellation


ghosting of images can be produced by the use anaglyph techniques to produce stereoscopic images. Ghost effects can be produced when filtering is applied to images by displays such as televisions or monitors.

05/22/14
20140140172 

Deghosting measured survey data


Propagation of wavefields are simulated along paths in a survey environment, where the simulated propagation includes an influence of a reflection at an interface that causes ghost data in measured survey data. Deghosting of the measured survey data is performed using the simulated wavefields..

05/15/14
20140132745 

Systems and methods for reducing ghosting in a three-dimensional image system


The present disclosure describes systems and methods for reducing ghosting in a three-dimensional (3-d) image system. According to embodiments of the present disclosure, a 3-d image generation system may comprise a first pixel disposed on a semiconductor element that emits light in a first color spectrum and a second pixel disposed on a semiconductor element that emits light in a second color spectrum.

05/08/14
20140125333 

Magnetic resonance imaging apparatus and gradient magnetic field waverform estimation method


In order to obtain a highly reliable image with no image distortion or no artifacts, such as ghosting, by compensating for the distortion of an output gradient magnetic field waveform caused by various factors with high accuracy, an input gradient magnetic field waveform and an output gradient magnetic field waveform corresponding to the input gradient magnetic field waveform are calculated, a response function that is a sum of response functions of a plurality of elements affecting the output gradient magnetic field waveform is calculated using the input gradient magnetic field waveform and the output gradient magnetic field waveform, an output gradient magnetic field waveform is calculated from an input gradient magnetic field waveform of a gradient magnetic field pulse set in the imaging sequence using the response function, and various kinds of correction are performed using the calculated value of the calculated output gradient magnetic field waveform.. .

05/01/14
20140121981 

Removing ghost reflections from marine seismic data


Presented are methods and systems for deghosting seismic trace data. A cost function and one or more applicable constraints are selected and used to generate a time-variant deghosting filter.

04/17/14
20140104563 

Lenses, devices, methods and systems for refractive error


The present disclosure is directed to lenses, devices, methods and/or systems for addressing refractive error. Certain embodiments are directed to changing or controlling the wavefront of the light entering a human eye.

04/10/14
20140098245 

Reducing ghosting and other image artifacts in a wedge-based imaging system


A computational image processing filter processes an image from a wedge-based imaging system so as to remove artifacts such as blurring and ghost images. By removing the artifacts computationally instead of optically, manufacturing costs and complexity are reduced over prior solutions.

03/20/14
20140082078 

Systems and methods for ghosting and providing proxies in a network feed


Disclosed are methods, apparatus, systems, and computer readable storage media for maintaining anonymity in an online social network. In some implementations, a user can be designated a ghost user with respect to an entity in the online social network.

03/06/14
20140064027 

Horizontal streamer broadband marine seismic acquisition configuration and processing


A method for de-ghosting marine seismic trace data is described. A reference seismic trace and a candidate seismic trace are selected from acquired seismic data.

02/20/14
20140050049 

Methods and systems for deghosting marine seismic data


A method is provided for deghosting marine seismic data. Marine seismic data is provided.

01/30/14
20140027122 

Two component source seismic acquisition and source de-ghosting


Method for marine seismic acquisition using both monopole (91) and dipole (92) source types. Through a combination of source design and operation and/or combination or summing of the data in a processing step, the source ghost is either attenuated or, if desired, enhanced (93).

01/16/14
20140016436 

Methods and systems for reconstruction of low frequency particle velocity wavefields and deghosting of seismic streamer data


Computational methods and systems for deghosting marine seismic streamer data are described. In particular, an exploration-seismology vessel tows a number of streamers that form a data acquisition surface located beneath a free surface.

12/12/13
20130329521 

Variable depth streamer srme


Methods and systems for variable wavelet correction are described. A variable depth dataset is deghosted before presentation to a multiples prediction step of multiples elimination model.

12/12/13
20130329071 

Image blending operations


Procedures are described for blending images in real-time that avoid ghosting artifacts (attributable to moving objects), maintain the proper appearance of contiguous edges in the final image, and permits the use of fast (real-time) blending operations. A “guard-band” may be defined around an initially identified seam that perturbs the path of the initial seam so that both the seam and the guard-band's edges avoid moving objects by at least a specified amount.

12/12/13
20130329002 

Adaptive image blending operations


Special blend operations (referred to as “image seam-matching”) are described that keep the pixel values in the two images being blended the same along their transition border or seam, and smoothly increases/decreases pixel values on either side of the seam through the images' transition band (an area around the seam in which image blend operations are constrained). Image seam-matching provides many of the benefits of gradient blending (e.g., the avoidance of ghosting), without the associated computational overhead.

11/28/13
20130314568 

Dynamic range extension by combining differently exposed hand-held device-acquired images


Two or more digital images of a same scene are captured with different exposure levels. Image pairs are generated that have a same exposure level from the image data of differently exposed images by adjusting the exposure of at least one of the pair of images.

11/21/13
20130308420 

Method and pre-stack deghosting of seismic data


A method for deghosting seismic data collected with a seismic system, the seismic data being related to a subsurface of a body of water. The method includes receiving the seismic data recorded by detectors distributed along a variable-depth profile; calculating migrated (d1) and mirror-migrated (d2) gathers based on the seismic data, wherein the migrated and mirror-migrated gathers depend on a feature characterizing a configuration of the seismic system; applying a joint deconvolution model to the migrated and mirror-migrated gathers (d1, d2) to calculate a single deghosted gather (dg); and generating a final image of the subsurface based on the single deghosted gather (dg).

11/07/13
20130294195 

Seismic streamer system and method


A seismic streamer system for acquiring seismic data includes a plurality of first cable sections each employing a first sensor configuration therein, and at least one second cable section operatively connected to one or more of the first cable sections and employing a second sensor configuration therein. In various embodiments of the streamer system, one or more of the second cable sections are sparsely integrated into a streamer, a streamer array and/or a seismic spread.

10/31/13
20130286777 

Methods and generating deghosted seismic data


One embodiment relates to a method for deghosting seismic data from a marine seismic survey. The seismic data from the marine seismic survey is obtained, where the marine seismic survey was performed using multiple sub-sources towed at two or more different depths and fired at distinct time-delays.

10/24/13
20130282292 

Premigration deghosting of seismic data with a bootstrap technique


Methods and systems for optimized receiver-based ghost filter generation are described. The optimized ghost filter self-determines its parameters based on an iterative calculation of recorded data transformed from a time-space domain to a tau-p domain.

10/24/13
20130279290 

Device and deghosting variable depth streamer data


Computing device, computer instructions and method for deghosting seismic data related to a subsurface of a body of water. The method may include receiving input seismic data recorded by seismic receivers that located at different depths (zr), generating migration data (du) and mirror migration data (dd) from the input seismic data, deriving a ghost free model (m) based on simultaneously using the migration data (du) and mirror migration data (dd), generating primary (p) and ghost (g) datasets based on the ghost free model (m), simultaneously adaptively subtracting the primary (p) and ghost (g) datasets from the migration data (du) to provide adapted primary (p′1 and p′2) and adapted residual (r′1 and r′2) datasets and generating a final image (f) of the subsurface based on the adapted primary (p′1 and p′2) and the adapted residual (r′1 and r′2) datasets..

10/03/13
20130257854 

3-d displaying device and controlling displaying


The present invention provides a 3-d displaying device and a method for controlling the same. The liquid crystal displaying panel is configured with a plurality of displaying sections which are driven and scanned with a sequence from a center to sides thereof.

09/19/13
20130242695 

Method and deghosting seismic data


Apparatus, computer instructions and method for deghosting seismic data related to a subsurface of a body of water. The method includes inputting data recorded by detectors that are towed by a vessel, the data being associated with waves travelling from the subsurface to the detectors; applying a migration procedure to the data to determine a first image of the subsurface; applying a mirror migration procedure to the data to determine a second image of the subsurface; joint deconvoluting the first image and the second image for deghosting a reflectivity of the subsurface; and generating a final image of the subsurface based on the deghosted reflectivity of the joint deconvoluting step..

09/12/13
20130235089 

3-d displaying device and controlling displaying


The present invention provides a 3-d displaying device and a method for controlling the same. The liquid crystal displaying panel is configured with a plurality of displaying sections which are driven and scanned from sides to a center thereof.

08/29/13
20130226463 

Methods and systems for deghosting marine seismic wavefields using cost-functional minimization


Computational systems and methods for deghosting marine seismic streamer data using cost-functional minimization are disclosed. In one aspect, the method computationally transforms recorded wavefield data from the space-time domain to a wavenumber-frequency domain and computationally deghosts the wavefield data in the wavenumber-frequency domain.

08/29/13
20130223891 

Development device, process cartridge, and image forming apparatus


An image forming apparatus is provided which includes a development device that has no developer supply member and with which the decrease in density at a back end of a solid image and occurrence of ghosting are suppressed. A development roller having dielectric portions scattered on a surface thereof is provided and components are configured so that the position of the dielectric portions in a triboelectric series is on the same polarity side, relative to a regulating blade, as the normal charge polarity of the toner..

08/08/13
20130201147 

High resolution non-ghosted gestures


A method of performing a two-finger gesture when the absolute position of the fingers does not need to be known in order to perform the gesture, wherein de-ghosting of results from a touch sensor that gives a false position and a real position for each actual finger on the touch sensor is performed by finding a strongest signal when performing a short aperture measurement from one side of the touch sensor so that the direction of a rotation gesture can be determined, and wherein flick and pinch gestures can all be calculated using de-ghosted weighted average and weighted absolute deviation calculations.. .

07/25/13
20130190096 

Usable ghosting features in a team-based game


A system and method are disclosed for providing a ghost in an asynchronous game. Data indicative of gaming activities engaged in by a first user is recorded during asynchronous gameplay.

07/18/13
20130182536 

Wavefield deghosting


A technique includes receiving sensor acquired data, which includes pressure data representative of at least one pressure measurement of a wavefield and particle motion data representative of at least one particle motion measurement of the wavefield. The technique includes filtering the pressure data and the particle motion data with a plurality of directional filters to provide a plurality of filtered datasets.

07/18/13
20130180204 

Air register seal


A seal for covering or blocking airflow through a gap between a boot can and an access opening formed in a dry wall of a vent is disclosed. The seal may define inner and outer perimeter wherein the inner perimeter is disposable inside of a front edge of the boot can.

07/11/13
20130176818 

Variable depth streamer srme


Methods and systems for variable wavelet correction are described. A variable depth dataset is deghosted before presentation to a multiples prediction step of multiples elimination model.

07/11/13
20130175480 

Electrophoretic display fluid


The invention is directed to an electrophoretic fluid which can improve display performance such as switching speed, vertical bistability and the ghosting effect, and also reduce display defects. The electrophoretic fluid comprises charged pigment particles dispersed in a mixture of isoparaffins..

07/11/13
20130174753 

Inker assembly for cylindrical can decorators


A cylindrical can decorator inker assembly having a non-oscillating first transfer roll, a non-oscillating second transfer roll and a non-oscillating third transfer roll, and further having axially oscillating distributor and ghost chaser rolls to prevent ghosting on the decorated cans. The inker assembly preferably has an improved oscillator drive assembly, oscillating roll structure, transfer roll structure and inker assembly mount..

06/27/13
20130163379 

Device and processing variable depth streamer data


Computing device, computer instructions and method for deghosting seismic data related to a subsurface of a body of water. The method includes receiving seismic data recorded by seismic receivers that are towed by a vessel, wherein the seismic data is recorded in a time-space domain; modeling the seismic data in a shot or common midpoint domain as a function of operators to derive a model; using the derived model to remove the receiver ghost from the seismic data to obtain deghosted seismic data; and generating a final image of the subsurface based on the deghosted seismic data..

06/27/13
20130163376 

Device and deghosting variable depth streamer data


Computing device, computer instructions and method for deghosting seismic data related to a subsurface of a body of water. The method includes receiving seismic data recorded by seismic receivers that are towed by a vessel, wherein the seismic data is recorded in a time-space domain and the seismic receivers are located at different depths (zr) in the body of water; modeling the seismic data in a shot or common midpoint domain as a function of linear operators that re-ghost the receiver to derive a model; using the derived model to remove the receiver ghost from the seismic data to obtain deghosted seismic data; and generating a final image of the subsurface based on the deghosted seismic data..

06/06/13
20130142385 

Vehicle ghosting on full windshield display


A method to display a ghosting image upon a transparent windscreen head-up display in a vehicle includes monitoring an operating environment of the vehicle, monitoring a driver registration input, determining a registered desired location graphic illustrating a future desired location for the vehicle based upon the operating environment of the vehicle and the driver registration input, and displaying the registered desired location graphic upon the head-up display.. .

05/30/13
20130135966 

Acquisition and processing of multi-source broadband marine seismic data


A method and a system of acquiring and processing multi-source broadband marine seismic data in such a way that at least a part of said acquired data is partially or fully de-ghosted on the receiver side and then partially or fully re-assembled to a pre-stack dataset. At least one non-uniformly horizontal streamer is towed and at least two seismic sources emit seismic signals at spaced apart positions.

05/23/13
20130128695 

Device and deghosting p-waves


Computing device and method for determining primary and ghost components from recorded p-waves. The method includes receiving seismic data (r, v) with regard to the p-waves, wherein the seismic data includes vertical and radial components recorded with a buried two-component receiver; calculating with a processor a primary component (p) and a ghost component (g) from the vertical and radial components; and computing an image of a subsurface based on the primary and ghost components (p, g).

04/04/13
20130083246 

Scene adaptive temporal filtering


Calculating a temporal filter values to filter video data for noise and ghosting artifacts. A sensor specific noise model may be derived using the video capture settings of the video source to estimate the noise variance for an image, and to determine the amount of the temporal filtering to be applied to a frame or pixel.

04/04/13
20130081549 

Keyless inking methods, apparatus, and systems with chamber blade system spanning anilox roll and form roll for digital offset printing


A variable lithographic inking system includes a chamber blade system configured to supply ink to an anilox member of an inking system. The inking system includes a soft ink transfer roll and a hard form roll.

01/31/13
20130028049 

Method for handling rough sea and irregular recording conditions in multi-sensor towed streamer data


Rough sea elevation is estimated from a high-frequency portion of recorded pressure data and recorded vertical velocity component data. Generalized deghosting and datuming operators are constructed, which take into account the estimated rough sea elevation and irregular recording depth conditions.



Ghosting topics: Marine Seismic, Backlight Unit, Liquid Crystal Display, Liquid Crystal, Computing Device, Coordinates, Seismic Streamer, High Resolution, Asynchronous, Synchronous, Pressure Measurement, Electrophoretic Display, Electrophoretic, Windshield, Operating Environment

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