Abstract: A dynamic range-adjustment apparatus is provided. The apparatus includes: an input unit for receiving an original image; an histogram equalization unit, coupled to the input unit, for performing contrast enhancement on the original image to produce a contrast-enhanced image; a factor-determination unit, coupled to the input unit and the histogram equalization unit, for determining a first factor based on the gray level of a pixel of the original image and the tone of the corresponding pixel of the contrast-enhanced image; and an adjustment unit, coupled to the input unit, the histogram equalization unit and the factor-determination unit.

Abstract: A method for occupancy detection is disclosed. The method may include capturing an image, moving a sliding window over said image, determining features for intensity image and gradient image, generating a strong classifier, detecting shape of object; and determining occupancy.

Abstract: An image forming system includes a target-log-image extracting unit and a relevant-log-image extracting unit. The target-log-image extracting unit is configured to extract a log image as a target log image likely to have been generated by use for a specific purpose of an image forming apparatus when text information extracted from the log image of the image forming apparatus by optical character recognition includes a specific phrase. The relevant-log-image extracting unit is configured to extract a log image similar to the target log image as a relevant log image based on a specific feature of the target log image extracted by the target-log-image extracting unit.

Abstract: The present application provides a method of corner detection and an image processing system for detecting corners in an image. The preferred implementation is in software using enabling and reusable hardware features in the underlying vector processor architecture. The advantage of this combined software and programmable processor datapath hardware is that the same hardware used for the FAST algorithm can also be readily applied to a variety of other computational tasks, not limited to image processing.

Abstract: There is provided an image processing apparatus which calculates a feature value of an image. The apparatus comprises first obtaining means for obtaining an image; calculation means for calculating a set of numerical values formed from degrees of contributions of each of a plurality of order, wherein the degree of contributions of each order indicate contributions of monomials of the order for intensity values which are calculated using an approximation polynomial, and wherein the approximation polynomial provides a relationship between a pixel position of the image and an intensity value at the pixel position and is formed from a plurality of the monomials each having an order out of the plurality of orders; and first output means for outputting the set of the calculated numerical values as the feature value of the image.

Abstract: The invention relates to the field of image processing technology, in particular to an image recognition method and device, for the purpose of solving such a problem in the prior art that lower recognition accuracy is resulted from loss of key information (except a contour drawing) in the image due to adoption of an image recognition mode for image representation based on a contour drawing. The embodiment of the invention provides an image recognition method, including: to determine the triangle matching degree on the basis of a characteristic triangle determinated from the target image and a characteristic triangle determinated from the source image; and to determine image matching degree between the target image and the source image on the basis of the triangle matching degree determinated.

Abstract: Systems, apparatus and methods are described related to accelerated object detection filter using a video estimation module.

Abstract: In a high-speed mode, a software processing unit notifies a hardware processing unit of settings information about output pictures before the hardware processing unit starts to encode an input picture, and the hardware processing unit performs continuous encoding for the output pictures, based on the settings information notified of by the software processing unit, without a notification signifying a completion for every picture, and upon completion of encoding for all of a specified number of the output pictures, sends an interrupt notification signifying a completion of encoding to the software processing unit.

Abstract: The inventive concept relates to an encoding method of encoding image data of a frame including a plurality of image blocks. The encoding method includes selecting a first image block as the main image block of a first window, selecting a first window having to perform a plurality of loop filtering schemes on image data of the selected window. The loop filtering schemes includes a deblocking filtering, a sample adaptive offset filtering, and an adaptive loop filtering. The perimeter of the selected first window does not coincide with the perimeter of the first image block.

Abstract: A data storage control apparatus includes a compression part that performs lossless compression for reducing a data amount on image data that is in units of blocks, a determination element for determining whether lossless compression is possible or not, and a storage control part that performs storage control for, if the determination element has determined that lossless compression is possible, causing data obtained through lossless compression to be stored as compressed data in a storage part, and if the determination element has determined that lossless compression is not possible, causing the image data in units of blocks to be stored in the storage part.

Abstract: To better handle the flat tail phenomenon commonly seen in transform coefficients such as DCT coefficients, a system and method having a model dubbed a transparent composite model (TCM) are described. Given a sequence of transform coefficients, a TCM first separates the tail of the sequence from the main body of the sequence. A first distribution such as a uniform, truncated Laplacian, or truncated geometric distribution can be used to model transform coefficients in the flat tail while at least one parametric distribution (e.g. truncated Laplacian, generalized Gaussian (GG), and geometric distributions) can be used to model data in the main body. A plurality of boundary values can be used to bound a plurality of distribution models. The plurality of boundary values and other parameters of the TCM can be estimated via maximum likelihood (ML) estimation or greedy estimation.

Abstract: A system and method for image and video compression using compressive sensing is provided. An embodiment method for compressing an image having a plurality of image blocks includes selecting an image block from the plurality of image blocks to compress, computing a sum of sinusoidal signals at different frequencies and amplitudes representation for the selected image block, quantizing the amplitudes of the sinusoidal signals at different frequencies, and saving the quantized amplitudes as a first compressed image block. The method also includes truncating the quantized amplitudes, thereby producing truncated quantized amplitudes, saving the truncated quantized amplitudes as a second compressed image block, and selecting either the first compressed image block or the second compressed image block as a final compressed image block. The selecting is based on a measure of the quality of the first compressed image block and the second compressed image block.

Abstract: A processing component (122) processes images based on an iterative reconstruction algorithm with regularization and/or de-noising algorithm. The processing component includes a set point determiner (224) that determines a quality set point (216) between predetermined lower and upper quality bounds (226) based on a quality variable (228) indicative of an image quality of interest. The processing component further includes a comparator (214) that compares, each processing iteration, a quality metric of a current generated image with the quality set point and generates a difference value indicative of a difference between the quality metric and the quality set point.

Abstract: A method for deblurring a blurry image (18) includes utilizing a spatial mask and a variable splitting technique in the latent sharp image estimation cost function. Additionally or alternatively, the method can include the utilizing a spatial mask and a variable splitting technique in the PSF estimation cost function. The spatial mask can be in a fidelity term in either or both the latent sharp image estimation cost function and the PSF cost function. The latent sharp image estimation cost function can be used for non-blind deconvolution. Alternatively, one or both cost functions can be used for blind deconvolution.

Abstract: Methods, systems and system components for optimizing contrast resolution of an imaging or sensing system utilizing multiple channels of broadband data associated with an array of transducers. Channels of data are filtered by passing the channels of data through finite impulse response (FIR) filters on each channel. The filters each have multiple taps having tap weights pre-calculated as a function of distance of the array from an object that energy is being transmitted to or reflected from. The weights are pre-computed through a deterministic equation based on an a priori system model.

Abstract: A collapsible container (1) for liquids and the like comprising: two deformable membranes (2) placed side by side along an intermediate plane (2a) and comprising a plurality of mutually bound edges (3) able to define a housing volume for liquids and an aperture (4) made by two mutually unbound edges and able to form an inlet for liquids, the membranes (2) defining a rest configuration in which they are close to the mutual contact along the intermediate plane (2a) and a working configuration, elastically deformed and having an arrow in the direction of mutual removal, by defining a containment volume for liquids and the like, in which the deformable membranes (2) have a shape tapering from said aperture (4) to said opposed end (5).

Abstract: A package includes a first panel and a second panel, wherein each of the first and second panels defines a right side edge portion, a left side edge portion, a first end portion, and a second end portion. The package includes a pleat that interconnects between the first end portions of the first and second panels. The pleat defines a right side edge portion and a left side edge portion and includes a handle aperture forming a handle. A first seam joins the right side edge portions of the first panel, the second panel, and the pleat and a second seam joins the left side edge portions of the first panel, the second panel, and the pleat. A third seam joins the second end portion of the first panel with the second end portion of the second panel. The first panel, the second panel, and the pleat are integrally formed.

Abstract: A reclosable package includes a first side panel and a second side panel. The first panel defines a right side edge portion, a left side edge portion, a bottom edge portion, and a pleated portion. The second panel defines a right side edge portion, a left side edge portion, a bottom edge portion, and a hooded portion. A first seam joins the right side edge portion of the first panel with the right side edge portion of the second panel. A second seam joins the left side edge portion of the first panel with the left side edge portion of the second panel. A third seam joins the bottom edge portion of the first panel with the bottom edge portion of the second panel. A line of weakness joins the pleated portion of the first panel with the hooded portion of the second panel.

Abstract: A stand-up paper bag is provided with a bottom panel; two major panels joined one ends wherein one major panel includes a first fold line formed with the bottom panel; and two minor panels each joined the major panels, each minor panel including a crease. The bottom panel includes a first sub-panel adjacent to the first fold line, an extension distal the first fold line, a second sub-panel between the first sub-panel and the extension, a second fold line between the first sub-panel and the second sub-panel, a third fold line between the extension and the second sub-panel, a first triangular incision on one ends of the first and second sub-panels, and a second triangular incision on other ends of the first and second sub-panels.

Abstract: The present invention relates to sliding supports and particularly sliding supports having two elongate members of channel section and a locating assembly positioned therebetween. The locating assembly includes a plurality of bearing balls and a plurality of contact elements, and is capable of functioning without the use of grease or additional lubrication. The sliding support is particularly suitable for use in harsh environments.

Abstract: A linear-reciprocating device 10 has a moving block 13 which is attached to a guide rail 12 provided to a support base 11 so as to freely reciprocate, ball rolling grooves 23a and 23b which form ball rolling paths 24a and 24b together with ball rolling grooves 21a and 21b are provided to a base end of the moving block 13, and ball circulation holes 25a and 25b which are communicated to the ball rolling paths 24a and 24b are provided to a base end. In a longitudinal-directional middle area of the moving block 13, return blocks 32a and 32b which communicate between the ball rolling paths 24a and 24b and the ball circulation holes 25a and 25b are provided. The moving block 13 moves to a position at which the moving block 13 is moved to a position at which the moving block is protruded from a distal end of the guide rail 12.

Abstract: The present invention provides a split inner ring for an adjustable guide blade arrangement, having a ring segment arrangement with at least two ring segments (1, 2) and a bearing bush arrangement with at least one bearing bush (5) for mounting an adjustable guide blade (4) of the guide blade arrangement, in which a ring segment and another ring segment of the ring segment arrangement can be joined together by the bearing bush arrangement.

Abstract: A sliding bearing having a composite layer comprising carbon nanostructures (6) incorporated within a metallic matrix (5), and a method of manufacture of such a sliding bearing by electroplating.

Abstract: A synthetic resin-made thrust sliding bearing includes a synthetic resin-made upper casing, a synthetic resin-made lower casing, and a synthetic resin-made thrust sliding bearing piece interposed between the upper casing and the lower casing.

Abstract: Embodiments of the invention are directed to bearing assemblies configured to effectively provide heat dissipation for bearing elements, bearing apparatuses including such bearing assemblies, and methods of operating such bearing assemblies and apparatuses. In an embodiment, a bearing assembly includes a plurality of superhard bearing elements distributed about an axis. Each superhard bearing element of the plurality of superhard bearing elements has a superhard table including a superhard surface. The bearing assembly includes a support ring structure coupled to the plurality of superhard bearing elements. One or more of the superhard bearing elements includes a superhard table, which may improve heat transfer from such superhard bearing elements.

Abstract: A power generating bearing assembly (100) comprises a bearing subassembly (120) retained by a bearing housing (110). During operation, friction and other factors increase a temperature of the bearing assembly (100). The housing (110) includes a bearing cooling passage system comprising a coolant supply port (130), a liquid cooling passage (134), and a coolant return port (138). The liquid cooling passage (134) is routed proximate the bearing subassembly (120) to remove heat therefrom. A thermo-generator cavity (180) is formed into the housing (110) between the coolant supply port (130) and the coolant return port (138). A Thermo-Electric Generator (TEG) (200) is inserted into the cavity (180), orienting a cold carrier side (220, 222) towards the supply port (130) and a hot carrier side (240) towards the return port (138). The Thermo-Electric Generator (TEG) (200) utilizes a temperature difference between the supply port (130) and the return port (138) to generated electric power.

Abstract: An outer ring, an inner ring, and a ball, each of which is a bearing part, are made of a quench-hardened steel containing not less than 0.90 mass % and not more than 1.05 mass % of carbon, not less than 0.15 mass % and not more than 0.35 mass % of silicon, not less than 0.01 mass % and not more than 0.50 mass % of manganese, and not less than 1.30 mass % and not more than 1.65 mass % of chromium with the rest consisting of an impurity. A contact surface thereof with another part has a nitrogen concentration of not less than 0.25 mass %. A remaining austenite amount in the contact surface is not less than 6 volume % and not more than 12 volume %.

Abstract: Construction of a rolling bearing with seal ring can be achieved in which, while securing the required seal performance, the rotation support portion can be made more compact by shortening the dimension in the axial direction of the installation space for an inner ring 3a, and torque can be lowered. A sliding contact edge 23 of a seal lip 12a that is provided around the inner-circumferential edge portion of a seal ring 5a on one end side in the axial direction comes in sliding contact with one end surface 24 of the inner ring 3a. The tip-end edge of a protruding portion 20 closely faces the surface of the inner ring 3a, forming a labyrinth seal 19 in this portion. With this construction, a stopper ring 17 for regulating the position in the axial direction of the inner ring 3a with respect to a shaft 15 is located so as not to protrude from the end surface in the axial direction of the rolling bearing 1a with seal ring.

Abstract: The invention relates to a rolling bearing arrangement for a rotational connection for a roller/ball combination raceway system, for the purpose of relative movement of a plurality of rotating elements, in particular two rolling bearing rings supported on one another. At least one rolling element raceway is hardened along its annular shape in the contact area between rolling element and rolling bearing ring. The invention is characterized in that provided at the beginning and the end of the at least one hardened rolling element raceway is at least one overlap region which extends along the rolling element raceway, the overlap region comprising a region of lower hardness than the surrounding hardened region, the lower hardness gap region, extending at an inclination through the overlap region.

Abstract: A bearing sleeve assembly for a shaft system, having a bearing assembled between an inner and outer sleeve, the assembly mountable as a unitary sub-assembly or as separate components.

Abstract: Cage for a rolling bearing comprising a plurality of pockets (13) for a plurality of rolling elements (4), at least one pocket (13) being of ellipsoidal shape and provided with means (14) of axial retention of the cage (10) on the corresponding rolling element (4), the ellipse defining the said ellipsoidal pocket (13) being determined by a major axis (A) situated in the circumferential plane of the cage (10) and a minor axis (B) in the axial direction of the cage (10). The minor axis (B) is comprised between the major axis (A) and the diameter (D) of the rolling element (4) arranged in the said ellipsoidal pocket (13).

Abstract: A roller circle assembly for heavy machinery includes an upper circular rail and a lower circular rail concentrically arranged about a central axis, and tapered rollers between the upper and lower rail. Each tapered roller includes a flange having an angled and convex flange contact surface that contacts the lower rail. The lower rail and/or the upper rail can include an angled surface configured for contact with the flange contact surface. The geometry of the rollers and the lower rail are configured to reduce the stresses applied to the rollers and lower rail due to contact between the flange contact surface and the angled surface.

Abstract: In one embodiment, an optical phase shifter includes a first phase-shifter configured to phase shift a transverse electric (TE) component of an optical signal by a first phase-shift to produce a TE component of a first signal, and a transverse magnetic (TM) component of the optical signal by a second phase-shift to produce a TM component of the first signal. The optical phase-shifter includes a polarization-rotator configured to rotate the TE component of the first signal to produce a TM component of a rotated signal, and the TM component of the first signal to produce a TE component of the rotated signal. The optical phase-shifter includes a second phase-shifter configured to phase-shift a TE component of the rotated signal by a third phase-shift, and the TM component of the rotated signal by a fourth phase-shift, where the first phase-shifter, the polarization-rotator, and the second phase-shifter are integrated on a substrate.

Abstract: An optical component includes a component body, and at least one angled-facet waveguide formed in the component body, wherein the angled-facet waveguide is substantially mirror-symmetrical in shape relative to a line at or near the center of the angled-facet waveguide.

Abstract: An optical circuit board including a top face, a bottom face, an optical layer buried between bottom and top faces, the optical layer being adapted to transmit optical signals, an opto-electronic component adapted to emit or receive light transmitted through the optical layer, a solid heat dissipative element adapted to dissipate heat generated at the opto-electronic component.

Abstract: The invention provides an optical device and an optical device manufacturing method wherein provisions are made to be able to precisely align an optical fiber relative to a substrate without heating the substrate and to maintain the optimum alignment condition for an extended period of time. More specifically, the invention provides an optical device manufacturing method which includes the steps of forming a first metallic film on a portion of a substrate, forming a second metallic film on a portion of the outer circumference of an optical fiber, and bonding together the first metallic film and the second metallic film by surface activated bonding, and an optical device manufactured by such a manufacturing method.

Abstract: A wavelength selective switch is configured to demultiplex WDM light input from an input side for each wavelength, to supply the demultiplexed signal lights to deflectors corresponding to the demultiplexed wavelength, and to control the deflector to selectively output the demultiplexed signal lights to an output side, in which monitor light having at least a wavelength included in the WDM light is input to the wavelength selective switch from the output side of the wavelength selective switch, and the monitor light input from the output side of the wavelength selective switch is monitored, the monitor light being propagated in a direction opposite to a propagation direction of the signal lights each having the demultiplexed wavelength in the wavelength selective switch and being output to the input side of the wavelength selective switch.

Abstract: Methods and apparatus for optical architectures are disclosed. An optical architecture includes first and second riser cards and first and second components carried by the first and second riser cards respectively. The optical architecture also includes a first matrix to fan-out a multi-bit optical input signal into first and second outbound signals, and first and second fiber optic cables to carry the first and second outbound signals to the first and second riser cards, respectively.

Abstract: The present invention provides an optical splitter and a system, including: an optical divider, a ribbon fiber, and tributary fibers, where the optical divider is configured to divide an input optical signal into at least two optical signals for output; one end of the ribbon fiber is connected to the optical divider, and the other end of the ribbon fiber is connected to the tributary fibers, where a grating array is disposed on the ribbon fiber; and the grating array includes at least two Bragg gratings, different Bragg gratings correspond to different tributary lines of the optical divider, and the number of Bragg gratings included in the grating array is the same as the number of optical signals output by the optical divider; which solves a problem that additional connection loss is increased because an existing splitter needs to be connected to each link fiber by using an optical connector.

Abstract: A gang adaptor assembly that comprises a plurality of adaptors positioned adjacent to one another along a longitudinal axis is disclosed A first connector is disposed at a first end of the gang adaptor assembly and configured to tiltably connect the plurality of adaptors to a cassette. A second connector is disposed at a second end of the gang adaptor assembly and configured to tiltably connect the plurality of adaptors to a cassette. A latch actuator is disposed on at least one of first and second ends. The latch mechanism has a cam surface for actuating a latch mechanism on the cassette. A stop is disposed on at least one of first and second ends. The stop is configured to prevent the plurality of adaptors for rotating within cassette beyond an angle ?.

Abstract: A communication device includes a mechanical shell, which is configured to be inserted into a Small Form-Factor Pluggable (SFP) receptacle and contains a notch configured to hold a ferrule for mating with a connector of a passive optical cable. The mechanical shell includes molded upper and lower covers, which are joined together along an assembly line. A pair of elastic clips are molded integrally with at least one of the upper and lower covers and are configured to receive and hold the connector when mated with the ferrule. Circuitry within the shell includes electrical terminals configured to mate with corresponding terminals of the receptacle.

Abstract: A fiber optic connector and cable assembly is disclosed herein. The fiber optic connector and cable assembly includes a cable having at least one optical fiber, a jacket surrounding the optical fiber and at least one strength member for reinforcing the fiber optic cable. The fiber optic connector and cable assembly also includes a fiber optic connector having a main connector body having a distal end and a proximal end. The fiber optic connector also includes a ferrule supporting an end portion of the optical fiber. The ferrule is mounted at the distal end of the main connector body. The fiber optic connector further includes a spring for biasing the ferrule in a distal direction and a spring push for retaining the spring within the main connector body. The spring push is mounted at the proximal end of the main connector body. The spring push includes a main body and a stub that projects proximally outwardly from the main body.

Abstract: A cable connector assembly includes a connector and a cable electrically connected with the connector. The connector includes a shell, a first and a second printed circuit boards received in the shell, and an opto-electronic conversion module, the second printed circuit board including a first end electrically connected with the first printed circuit board and a second end opposite to the first end, the second end comprising a first connecting portion electrically connected with the opto-electronic conversion module and a second connecting portion. The cable includes a number of electrical wires electrically connected with the second connecting portion for transmitting electrical signal and a number of optical fibers or wires coupling with the opto-electronic conversion module for transmitting optical signal.

Abstract: A plug connector for connecting a cable to a receptacle connector includes a housing (209) comprising an upper housing portion (212) assembled to a lower housing portion (211), the assembled portions defining a cavity (280) within the housing. One or more pr ted circuit boards (201, 202) are disposed in the housing cavity and a cable (100) is disposed in the housing cavity and connected to printed circuit boards. The assembled upper and lower housing portions define a first housing sidewall comprising an upper sidewall portion (221u) at the upper housing portion and a lower sidewall portion (221b) at the lower housing portion. The upper and lower sidewall portions define a gap (220-1) in the first housing sidewall at an interface between the upper and lower sidewall portions of the first housing sidewall. The gap extends only partially or at least partially along a length of the first housing sidewall.

Abstract: In an optical connector, a metal case has engageable concaved parts at free ends of side plates; a housing has engageable convexed parts, engageable with the engageable concaved parts, on side surfaces corresponding to the side plates of the metal case; and the engageable convexed parts each have a separation restriction part for restricting the corresponding side plate from being laterally distanced from the corresponding side surface in a state where the engageable convexed parts and the engageable concaved parts are in engagement with each other.

Abstract: An optical cable assembly is provided, an optical cable provided with one or more optical fibers, a strain-relieve device mounted on the optical cable and configured to provide a strain relieve when the optical cable is fed into an optical module through an opening in a housing of the optical module, wherein the strain-relieve device is provided with an adjustment mechanism configured to adjust a distance between an end portion of the one or more optical fibers and the strain-relieve device. Furthermore, an optical module and a method for assembling an optical cable assembly are provided.

Abstract: A substrate mounting type photoelectric conversion connector capable of reducing stress produced in a portion in which a lead terminal and a substrate are connected to each other is provided. The substrate mounting type photoelectric conversion connector includes an optical unit including a fitting portion to which a mating optical member can be fit, in which at least a portion that includes the fitting portion and serves as a path of optical signals is formed of a light-transmissive material; a photoelectric conversion unit including a photoelectric conversion element that is disposed such that an optical axis coincides with an optical axis of the mating optical member; and a lead terminal that is connected to the photoelectric conversion unit and that electrically connects the photoelectric conversion element to a substrate, the optical unit provided with a substrate connecting portion that is configured connect to the substrate.

Abstract: A fiber optic cable bundle includes a first group of fiber optic cables and a second group of fiber optic cables. Each fiber optic cable in the first group includes a first axial end and an oppositely disposed second axial end. The first axial end of each fiber optic cable in the first group includes a connector. Each fiber optic cable in the second group includes a first axial end and an oppositely disposed second axial end. The first axial end of each fiber optic cable in the second group includes a connector. The connectors of the second group are offset from the connectors of the first group by a first axial offset distance. A plurality of binder members is contra-helically served about the first and second groups of fiber optic cables.

Abstract: An optical cable terminal fixture of the invention capable of increasing a fixing force of an optical cable and also simplifying swage operation, a terminal fixing structure of the optical cable, and an optical module. An optical cable terminal fixture includes a body having an outer sheath fixing part for fixing an outer sheath and a cable insertion path into which optical fibers are inserted, and a wind part having a wind claw on a lateral portion of the body around which a tensile strength wire is wound. Accordingly, by swaging the wind claw on which the tensile strength wire is wound to the outer sheath fixing part, a tensile force applied to an optical cable can be distributed to become resistant to tension.

Abstract: A fiber optic cable guide may have an elongated base member that is curved along at least a portion of its length to define and limit the amount of curvature to be applied to a portion of a fiber optic cable while also defining the angular offset applied to the cable. The guide may be releasably attachable to a cable, and may include a cable retention member at each end of the base member that retains the cable with the guide.