Patents Assigned to FotoNation
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Patent number: 10173620Abstract: A protection device (100) for a vehicle chassis includes a first flange plate (211) obliquely disposed to a rear side of a beam (10); a second flange plate (221) having a front end face abuts against a rear end face of the first flange plate (211), and connected to the first flange plate (211) through a bolt; a left side plate (222) and a right side plate (223) provided in perpendicular to a rear end face of the second flange plate (221); a connecting plate (224) having a left end connected to the left side plate (222) and a right end connected to the right side plate (223), and arranged close to front ends of the left side plate (222) and the right side plate (223); and a bearing member provided to the rear end face of the second flange plate (221) and located between the left side plate (222) and the right side plate (223).Type: GrantFiled: September 23, 2014Date of Patent: January 8, 2019Assignee: BEIQI FOTON MOTOR CO., LTD.Inventors: Lainian Tang, Liyan Ding, Changyu Tan
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Patent number: 10157325Abstract: A hand-held or otherwise portable or spatial or temporal performance-based image capture device includes one or more lenses, an aperture and a main sensor for capturing an original main image. A secondary sensor and optical system are for capturing a reference image that has temporal and spatial overlap with the original image. The device performs an image processing method including capturing the main image with the main sensor and the reference image with the secondary sensor, and utilizing information from the reference image to enhance the main image. The main and secondary sensors are contained together within a housing.Type: GrantFiled: September 18, 2017Date of Patent: December 18, 2018Assignee: FotoNation LimitedInventors: Adrian Zamfir, Petronel Bigioi, Peter Corcoran, Alexandru Drimbarean, Eran Steinberg
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Publication number: 20180359251Abstract: A method operable by a computing device for configuring access for a limited user interface (UI) device to a network service via a local network access point is disclosed. The method comprises the steps of: obtaining from the limited UI device a device identifier via a first out-of-band channel. The device identifier is provided to the network service via a secure network link. A zero knowledge proof (ZKP) challenge is received from the network service. Configuration information is provided to the limited-UI device via a second out-of-band channel, the configuration information including information sufficient to enable the limited-UI device to connect to the local network access point. The ZKP challenge is provided to the limited-UI device via the second out-of-band channel.Type: ApplicationFiled: August 21, 2018Publication date: December 13, 2018Applicant: FotoNation LimitedInventors: Peter CORCORAN, Petronel BIGIOI, Ilariu RADUCAN
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Patent number: 10152631Abstract: An optical system for an image acquisition device comprises a filter comprising a central aperture arranged to transmit both visible and selected near infra-red (NIR) wavelengths and a peripheral aperture arranged to block visible wavelengths and to transmit the NIR wavelengths. An image sensor comprises an array of pixels including pixels sensitive to visible wavelengths and corresponding pixels sensitive to the NIR wavelengths. A lens assembly is axially located between the filter and the image sensor and comprises a plurality of lens elements. The lens elements are arranged to simultaneously focus NIR light received from a given object through central and peripheral apertures of the filter and visible light received from the object through the central aperture onto the sensor surface.Type: GrantFiled: December 8, 2015Date of Patent: December 11, 2018Assignee: FotoNation LimitedInventors: Christopher Dainty, Alexander Goncharov, Istvan Andorko, Peter Corcoran, Petronel Bigioi
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Patent number: 10146924Abstract: Systems and methods for authenticating a biometric device using a trusted coordinating smart device in accordance with embodiments of the invention are disclosed.Type: GrantFiled: December 14, 2017Date of Patent: December 4, 2018Assignee: FotoNation LimitedInventor: Peter Corcoran
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Patent number: 10148943Abstract: A method for acquiring an image comprises acquiring a first image frame including a region containing a subject at a first focus position; determining a first sharpness of the subject within the first image frame; identifying an imaged subject size within the first image frame; determining a second focus position based on the imaged subject size; acquiring a second image frame at the second focus position; and determining a second sharpness of the subject within the second image frame. A sharpness threshold is determined as a function of image acquisition parameters for the first and/or second image frame. Responsive to the second sharpness not exceeding the first sharpness and the sharpness threshold, camera motion parameters and/or subject motion parameters for the second image frame are determined before performing a focus sweep to determine an optimal focus position for the subject.Type: GrantFiled: August 8, 2016Date of Patent: December 4, 2018Assignee: FotoNation LimitedInventors: Florin Nanu, Alexandru Malaescu
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Patent number: 10148945Abstract: A method for dynamically calibrating an image capture device comprises: a) determining a distance (DCRT, DEST) to an object within a scene; b) determining a first lens actuator setting (DACINIT) for the determined distance; c) determining a second lens actuator setting (DACFOCUS) providing maximum sharpness for the object in a captured image of the scene; and d) storing the determined distance (DCRT, DEST) and the first and second lens actuator settings. These steps are repeated at a second determined distance separated from the first determined distance. A calibration correction (ERRNEARPLP, ERRFARPLP) for stored calibrated lens actuator settings (DACNEARPLP, DACFARPLP) is determined as a function of at least: respective differences between the second lens actuator setting (DACFOCUS) and the first lens actuator setting (DACINIT) for each of the first and second determined distances; and the stored calibrated lens actuator settings are adjusted according to the determined calibration corrections.Type: GrantFiled: May 25, 2017Date of Patent: December 4, 2018Assignee: FotoNation LimitedInventors: Alexandru Malaescu, Florin Nanu
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Patent number: 10142560Abstract: Systems and methods for implementing array cameras configured to perform super-resolution processing to generate higher resolution super-resolved images using a plurality of captured images and lens stack arrays that can be utilized in array cameras are disclosed. An imaging device in accordance with one embodiment of the invention includes at least one imager array, and each imager in the array comprises a plurality of light sensing elements and a lens stack including at least one lens surface, where the lens stack is configured to form an image on the light sensing elements, control circuitry configured to capture images formed on the light sensing elements of each of the imagers, and a super-resolution processing module configured to generate at least one higher resolution super-resolved image using a plurality of the captured images.Type: GrantFiled: August 28, 2017Date of Patent: November 27, 2018Assignee: FotoNation LimitedInventors: Kartik Venkataraman, Amandeep S. Jabbi, Robert H. Mullis, Jacques Duparre, Shane Ching-Feng Hu
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Patent number: 10139577Abstract: A connector assembly includes an adapter, a housing, a ferrule, and a sensor. The housing is received by the adapter and has a bore. The ferrule is translatable within the bore of the housing. The sensor is mounted on the housing or on the adapter. The sensor is configured for detecting translation of the ferrule. An electrical characteristic of the sensor changes to indicate translation of the ferrule to a predetermined position.Type: GrantFiled: July 1, 2016Date of Patent: November 27, 2018Assignee: Go!Foton Holdings, Inc.Inventors: Kenichiro Takeuchi, Haiguang Lu, Chi Kong Paul Ng
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Publication number: 20180335595Abstract: A communication system may include a first chassis having first and second side walls and adapted to slidably receive therein a plurality of cassettes. A first cable hanger assembly may have a first side edge hingedly coupled to the first side wall of the first chassis, the first cable hanger assembly including a plurality of first hangers adapted to support cables thereon. An axis of rotation of the first cable hanger assembly may be substantially orthogonal to a direction in which the plurality of cassettes are slideable. The cable hanger assembly may be rotatable from a first position to a second position so that during rotation from the first position to the second position, the plurality of first hangers move toward front faces of the plurality of cassettes.Type: ApplicationFiled: March 12, 2018Publication date: November 22, 2018Applicant: Go!Foton Holdings, Inc.Inventors: Kenichiro Takeuchi, Haiguang Lu, Alla Shtabnaya, Frank Rumore, Patrick Anderson
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Publication number: 20180337736Abstract: The present disclosure is directed to an optical device including at least one temperature-dependent tunable element for controlling a wavelength of an optical signal, a first temperature control circuit for controlling a temperature of a first region of the optical device; and a second temperature control circuit for controlling a temperature of a second region of the optical device. The second region may include a portion of the first region. The second region may be smaller than the first region. The tunable element may be positioned in the second region such that a temperature of the tunable element is controlled based on the second temperature control circuit controlling the temperature of the second region. The tunable element may be one of (i) a laser for transmitting an outgoing optical signal and (ii) an optical filter coupled to a photodetector for receiving an incoming optical signal.Type: ApplicationFiled: May 14, 2018Publication date: November 22, 2018Applicant: Go!Foton Holdings, Inc.Inventors: Feng Tian, Chi Kong Paul Ng
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Publication number: 20180337512Abstract: The present disclosure is directed to an optical device including at least one temperature-dependent tunable element for controlling a wavelength of an optical signal, a first sensor configured to indirectly monitor the optical signal, a second sensor configured to directly monitor the optical signal, and a control circuit. The tunable element may be one of (i) a laser for transmitting an outgoing optical signal and (ii) an optical filter coupled to a photodetector for receiving an incoming optical signal. The control circuit may be configured to receive first and second inputs from the first and second sensors, respectively, adjust the tuned wavelength of the tunable element from a first preselected wavelength to a second preselected wavelength based on the first input received from the first sensor, and maintain the tunable element at the second preselected frequency based on the second input received from the second sensor.Type: ApplicationFiled: May 14, 2018Publication date: November 22, 2018Applicant: Go!Foton Holdings, Inc.Inventors: Feng Tian, Chi Kong Paul Ng
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Patent number: 10134117Abstract: A computer-implemented method for viewing images on an interactive computing device comprises displaying an image from a stack comprising a display image and at least one compressed sub-image of nominally the same scene, each of the sub-images of the stack having been acquired at respective focal distances. Responsive to a user selecting a portion of the displayed image, the selected portion is mapped to a corresponding mapped portion of a sub-image within the stack according to the difference in focal distances between the displayed image and the sub-image. At least one row of compressed image blocks of the at least one sub-image extending across the mapped portion; and a reference value for a point in the compressed image stream of the sub-image preceding the row of compressed image blocks is determined.Type: GrantFiled: May 3, 2017Date of Patent: November 20, 2018Assignee: FotoNation LimitedInventors: Valentin Mocanu, Petronel Bigioi, Peter Corcoran, Christopher Dainty, Ferenc Papai
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Publication number: 20180330182Abstract: Systems and methods in accordance with embodiments of the invention are configured to render images using light field image files containing an image synthesized from light field image data and metadata describing the image that includes a depth map. One embodiment of the invention includes a processor and memory containing a rendering application and a light field image file including an encoded image, a set of low resolution images, and metadata describing the encoded image, where the metadata comprises a depth map that specifies depths from the reference viewpoint for pixels in the encoded image. In addition, the rendering application configures the processor to: locate the encoded image within the light field image file; decode the encoded image; locate the metadata within the light field image file; and post process the decoded image by modifying the pixels based on the depths indicated within the depth map and the set of low resolution images to create a rendered image.Type: ApplicationFiled: July 9, 2018Publication date: November 15, 2018Applicant: FotoNation Cayman LimitedInventors: Kartik Venkataraman, Semyon Nisenzon, Dan Lelescu
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Publication number: 20180330478Abstract: A method of correcting an image obtained by an image acquisition device includes obtaining successive measurements, Gn, of device movement during exposure of each row of an image. An integration range, idx, is selected in proportion to an exposure time, te, for each row of the image. Accumulated measurements, Cn, of device movement for each row of an image are averaged across the integration range to provide successive filtered measurements, G, of device movement during exposure of each row of an image. The image is corrected for device movement using the filtered measurements G.Type: ApplicationFiled: April 2, 2018Publication date: November 15, 2018Applicant: FotoNation LimitedInventor: Piotr STEC
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Patent number: 10127682Abstract: Systems and methods for calibrating an array camera are disclosed. Systems and methods for calibrating an array camera in accordance with embodiments of this invention include the detecting of defects in the imaging components of the array camera and determining whether the detected defects may be tolerated by image processing algorithms. The calibration process also determines translation information between imaging components in the array camera for use in merging the image data from the various imaging components during image processing. Furthermore, the calibration process may include a process to improve photometric uniformity in the imaging components.Type: GrantFiled: August 21, 2017Date of Patent: November 13, 2018Assignee: FotoNation LimitedInventor: Robert Mullis
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Patent number: 10119808Abstract: Systems and methods in accordance with embodiments of the invention estimate depth from projected texture using camera arrays that includes at least two two-dimensional arrays of cameras each several cameras; an illumination system configured to illuminate a scene with a projected texture; a processor; and memory containing an image processing pipeline application and an illumination system controller application. In addition, the illumination system controller application directs the processor to control the illumination system to illuminate a scene with a projected texture. Furthermore, the image processing pipeline application directs the processor to: utilize the illumination system controller application to control the illumination system to illuminate a scene with a projected texture capture a set of images of the scene illuminated with the projected texture; determining depth estimates for pixel locations in an image from a reference viewpoint using at least a subset of the set of images.Type: GrantFiled: November 18, 2014Date of Patent: November 6, 2018Assignee: FotoNation LimitedInventors: Kartik Venkataraman, Jacques Duparré
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Patent number: 10122919Abstract: A hand-held digital camera has a touch-sensitive display screen (“touch screen”) for image preview and user control of the camera, and a user-selectable panorama mode. Upon entering panorama mode the camera superimposes upon the touch screen a horizontal rectangular bar whose width and/or height are user-adjustable by interaction with the touch screen to select a desired horizontal sweep angle. After the sweep angle is set the camera automatically captures successive horizontally overlapping images during a sweep of the device through the selected sweep angle. Subsequently the camera synthesizes a panoramic image from the successively captured images, the panoramic image having a width corresponding to the selected sweep angle.Type: GrantFiled: August 9, 2017Date of Patent: November 6, 2018Assignee: FotoNation LimitedInventors: Igor Barcovschi, George Susanu, Serghei Carateev
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Patent number: 10122993Abstract: Systems with an array camera augmented with a conventional camera in accordance with embodiments of the invention are disclosed. In some embodiments, the array camera is used to capture a first set of image data of a scene and a conventional camera is used to capture a second set of image data for the scene. An object of interest is identified in the first set of image data. A first depth measurement for the object of interest is determined and compared to a predetermined threshold. If the first depth measurement is above the threshold, a second set of image data captured using the conventional camera is obtained. The object of interest is identified in the second set of image data and a second depth measurement for the object of interest is determined using at least a portion of the first set of image data and at least a portion of the second set of image data.Type: GrantFiled: May 28, 2015Date of Patent: November 6, 2018Assignee: FotoNation LimitedInventors: Kartik Venkataraman, Paul Gallagher, Ankit K. Jain, Semyon Nisenzon, Dan Lelescu, Florian Ciurea, Gabriel Molina
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Patent number: 10123003Abstract: A method for calibrating an image capture device comprises mounting at least one sample device from a batch for movement through a plurality of orientations relative to a horizontal plane. For a given orientation, the sample device is focused at a sequence of positions, each position being at a respective focus distance from the device. A lens actuator setting is recorded for the sample device at each position. This is repeated at a plurality of distinct orientations of the sample device. Respective relationships are determined between lens actuator settings at any given position for distinct orientations from the plurality of distinct orientations and actuator settings at a selected orientation of the plurality of distinct orientations. Lens actuator settings for the image capture device to be calibrated are recorded at least at two points of interest (POI), each a specified focus distance from the device with the image capture device positioned at the selected orientation.Type: GrantFiled: May 28, 2015Date of Patent: November 6, 2018Assignee: FotoNation LimitedInventors: Alexandru Malaescu, Florin Nanu, Petronel Bigioi, Peter Corcoran