Patent application number | Description | Published |
20090252142 | COMMUNICATION SYSTEM, COMMUNICATION APPARATUS, AND DATA TRANSMISSION METHOD - More than one communication device that is to simultaneously transmit identical data through multiple data transmissions using different radio wave multiplex types is determined based on the link qualities of a plurality of communication devices. Then the multiple data transmissions are made by transmitting the identical data with synchronized timings at the determined communication apparatuses. The link qualities are determined by measuring received signal intensities, bit error rates, or frame error rates at the respective communication devices at the time of the multiple data transmissions using two radio wave multiplex types orthogonal to each other. | 10-08-2009 |
20110044315 | CONTROL APPARATUS, CONTROL METHOD AND COMPUTER PROGRAM OF COMMUNICATION SYSTEM - A control apparatus of a communication system that uses a plurality of communication paths from a transmission node to a reception node to redundantly transmit data is provided. The apparatus comprises: a setting unit for setting priorities to a plurality of partial data; a calculation unit for calculating the time slot number which is required to transmit the partial data on the communication paths; a selection unit for selecting one or more combinations of the partial data and the communication path. The selection unit selects the one or more combinations in descending order of the priorities of the partial data and selects the one or more combinations in ascending order of the required time slot number if the priorities of the partial data are equal. | 02-24-2011 |
20120106561 | COMMUNICATION SYSTEM, CONTROL STATION THEREOF AND COMMUNICATION METHOD - A plurality of control stations supervise respective ones of different networks and multiple nodes belonging to each network perform redundant transmission of data. The number of communication paths for which the qualities of communication links between the nodes belonging to the network are greater than a threshold value are calculated as the number of active paths of each of the nodes belonging to each network, and it is determined whether the calculated number of active paths of each node in each network is equal to or greater than a predetermined redundancy. In case of existence of a node for which the number of active paths is less than the predetermined redundancy, then the node is moved between the network in which the node exists and another network. | 05-03-2012 |
20130122820 | COMMUNICATION APPARATUS, COMMUNICATION SYSTEM, CONTROL METHOD, AND STORAGE MEDIUM - A communication apparatus acquires a delay profile for a first transmit signal from a transmitting apparatus and determines an end time at which to end detection of a second transmit signal from the transmitting apparatus, based on the delay profile. | 05-16-2013 |
Patent application number | Description | Published |
20130262548 | MATRIX CALCULATION UNIT - A matrix calculation unit may include a matrix operation unit and a converting unit. The matrix operation unit may include functions to perform a matrix operation of a first size with respect to data stored in a memory, and to perform a matrix operation of a second size with respect to the data stored in the memory, where the second size is enlarged from the first size. The converting unit may convert in at least one direction in the memory between a data array suited for the matrix operation of the first size and a data array suited for the matrix operation of the second size. | 10-03-2013 |
20140289491 | DATA PROCESSING DEVICE - A data processing device has: a shift circuit that makes data with a certain bit length to be input therein for each cycle, and shifts the data to delete first invalid data in the data; and a gate circuit that cuts, when data as a result of combining pieces of the shifted data for each cycle has the certain bit length or more, first data with the certain bit length to output the data to an outside. | 09-25-2014 |
20140317164 | ARITHMETIC PROCESSING DEVICE - An arithmetic processing device includes: an arithmetic unit configured to execute an arithmetic operation; and a stream engine configured to execute stream processing, wherein a data bus of the arithmetic unit and a data bus of the stream engine are tightly coupled with each other. | 10-23-2014 |
20150074163 | PRODUCT-SUM OPERATION CIRCUIT AND PRODUCT-SUM OPERATION SYSTEM - A product-sum operation circuit that performs a matrix product of a first-matrix and a second-matrix to output a third-matrix, includes; a plurality of multipliers; a plurality of first-adders each of which is configured to add two multiplication results of the plurality of multipliers; a plurality of second-adders each of which is configured to add two addition results of the plurality of the first-adders; an input selector configured to output an element of the first-matrix and an element of the second-matrix to input terminals of the plurality of multipliers according to the number of rows and the number of columns of the first-matrix and the second-matrix; and an output selector configured to select and output the addition results of each of the plurality of first-adders or each of the plurality of second-adders according to the number of rows and the number of columns of the first-matrix and the second-matrix, as the third-matrix. | 03-12-2015 |
20150081987 | DATA SUPPLY CIRCUIT, ARITHMETIC PROCESSING CIRCUIT, AND DATA SUPPLY METHOD - An data supply circuit includes a buffer configured to store a plurality of data items each having a first width, a memory access unit configured to read source data stored in memory and to store the source data as one or more data items each having the first width in the buffer, and a selection control unit configured to repeat multiple times an operation of reading a data item having a second width shorter than or equal to the first width to read a plurality of data items each having the second width contiguously and sequentially from the buffer and configured to continue to read from a head end of the source data upon a read portion reaching a tail end of the source data. | 03-19-2015 |
Patent application number | Description | Published |
20130063447 | INFORMATION PROCESSING DEVICE, IMAGE TRANSMISSION METHOD AND IMAGE TRANSMISSION PROGRAM - An information processing device includes a memory; and a processor coupled to the memory, wherein the processor executes a process comprising: drawing an image representing a processing result based on software into an image memory; identifying a high-frequency change area; animating an image of the high-frequency change area; adding time information to an image of a change area having a change or the image of the high-frequency change area animated, and transmits the image to a terminal device; receiving the time information from the terminal device; determining based on a difference between the received time information and a reception time of the time information whether image drawing delay occurs; and starting an animation of the change area when the image drawing delay occurs and the animation is not being executed or changes an image transmission interval when the image drawing delay occurs and the animation is being executed. | 03-14-2013 |
20130135337 | INFORMATION PROCESSING APPARATUS, IMAGE TRANSMISSION METHOD, AND IMAGE TRANSMISSION PROGRAM RECORDING MEDIUM - A server apparatus renders a process result of software on an image memory that stores a display image to be displayed on a client terminal, detects an update area in which an update occurs between frames of an image. The server apparatus selectively switches and performs a first generation process and a second generation process according to the number of detected update areas. The first generation process is a process that generates a color map for each update area based on colors used in the update area. The second generation process is a process that generates a color map commonly used between the update areas based on colors used in images of the update areas. The server apparatus reduces the number of colors in an update area using the generated color map and transmits a compressed image of the update area to the client terminal. | 05-30-2013 |
20130155075 | INFORMATION PROCESSING DEVICE, IMAGE TRANSMISSION METHOD, AND RECORDING MEDIUM - A server device draws a processing result from software into an image memory, detects an update area containing an update between frames in an image, and compresses the image in the update area to a still image by using one of a compression format from among multiple compression formats. The server device identifies a high-frequency change area and compresses the image in the high-frequency change area to a moving image. The server device transmits still image compressed data and moving image compressed data to a client terminal. When the server device ends the compression of the moving image, it attempts to change the compression format of a still image and selects a compression format of a still image based on the result of comparing a compression ratio of still image compressed data in update areas obtained before and after a change in a compression format is attempted. | 06-20-2013 |
20130156100 | INFORMATION PROCESSING DEVICE, IMAGE TRANSMISSION METHOD, AND RECORDING MEDIUM - The server device draws a processing result from software in an image memory, detects an update area containing an update between frames in the image, performs still image compression, and calculates the compression ratio of still image compressed data in the update area. The server device identifies a high-frequency change area, performs moving image compression, and calculates the compression ratio of moving image compressed data. The server device transmits the still image compressed data and the moving image compressed data. The server device stops the moving image compression based on the result of comparing the compression ratio of the moving image compressed data and a compression ratio of still image compressed data in a previous update area is the update area in a previous frame detected before the start of the moving image compression and has been detected at a position associated with the high-frequency change area. | 06-20-2013 |
20130300633 | CONTROL METHOD OF INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING APPARATUS - A control method of an information processing apparatus includes receiving image information and a first index associated with the image information transmitted from another information processing apparatus, the first index regarding a time when the other information processing apparatus transmits the image information, calculating a communication index regarding bandwidth of a network between the information processing apparatus and the other information processing apparatus on a basis of the first index, a second index, and size of the image information, the second index regarding a time when the information processing apparatus receives the image information, and transmitting the communication index to the other information processing apparatus. | 11-14-2013 |
20140086550 | SYSTEM, TERMINAL DEVICE, AND IMAGE CAPTURING METHOD - A system includes: an information processing device and a terminal device including a first processor configured to: receive image data including a plurality of first image data that are to be displayed in accordance with a first operation input to the terminal device, store the image data into the first memory, generate, on the basis of a first operation locus corresponding to the first operation and a second operation locus corresponding to a second operation input to the terminal device after the first operation, moving image data that is to be played back in accordance with the second operation, the moving image data including at least a portion of the image data stored in the first memory and corresponding to respective points of the first operation locus, and display the moving image data in the display device. | 03-27-2014 |
20140089812 | SYSTEM, TERMINAL APPARATUS, AND IMAGE PROCESSING METHOD - A system includes: an information processing apparatus including a first memory and a first processor coupled to the first memory and configured to: output first information representing a first display area of a first image which is set as a first operation target in accordance with a first operation; and a terminal apparatus including a second memory and a second processor coupled to the second memory and configured to: accept the first operation input by a user, extract first image data of the first image from a second image displayed on a screen of the terminal apparatus, based on the first information, and store the first image data in the second memory. | 03-27-2014 |
20140198112 | METHOD OF CONTROLLING INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING APPARATUS - A method of controlling an information processing apparatus includes generating, using a hardware, first image data corresponding to a first area of an image to be displayed on a screen of a client apparatus coupled to the information processing apparatus, generating, using a processor other than the hardware, second image data corresponding to a second area of the image, and transferring the first image data and second image data to the client apparatus separately. | 07-17-2014 |
20150081770 | RELAY DEVICE, RELAY METHOD AND THIN CLIENT SYSTEM - A relay device includes: a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute, receiving a page from a server device; partitioning a second region other than a first region of the page in which the page is displayed by a client terminal into one or more partition regions; calculating the number of partition regions transmitted to the client terminal during a time difference between an acquisition time taken to acquire the entire page from the server device and a transmission time taken to transmit the first region to the client terminal; and transmitting an image corresponding to the first region and images corresponding to the partition regions of the calculated number to the client terminal. | 03-19-2015 |
20150089013 | INFORMATION PROCESSING APPARATUS, AND INFORMATION PROCESSING METHOD - An information processing apparatus includes: an image memory that stores therein an image that is to be displayed on a terminal device; a drawing unit that draws a processing result from software into the image memory; a detecting unit that detects an update area containing an update between frames in the image; a splitting unit that splits, the image in the update area; a creating unit that creates, wait insertion data by inserting a wait between each of the pieces of the split data; a changing unit that changes the wait; an acquiring unit that acquires, the available bandwidth and a display update speed that indicates display intervals of the wait insertion data for each wait; and a selecting unit that selects, when a wait in which the available bandwidth is increased and the display update speed is improved, the wait. | 03-26-2015 |
Patent application number | Description | Published |
20090077194 | Data input terminal, method, and computer readable storage medium storing program thereof - The input unit stores data input by the user in the data storage. The status determiner determines reception status of the screen data to be one of three statuses of “abnormal”, “normal”, and “recovery” from “abnormal” to “normal” on the basis of frame losses. In a case of the “abnormal” status, a transmission controller does not read the input data stored in the data storage. In a case of the “normal” status, the transmission controller reads the input data stored in the data storage, transmits the input data via the transmitter, and deletes the input data stored in the data storage. In a case of the “recovery” status, the transmission confirmer instructs the output unit to output the input data stored in the data storage to ask the user whether to transmit the input data to the server. | 03-19-2009 |
20090125903 | Center management apparatus, method, and computer readable storage medium storing program thereof - A duplicator duplicates a specified guest program to create a guest copy. A virtual machine activation requester selects a center apparatus for maintenance and requests the selected center apparatus for maintenance to activate a virtual machine based on the guest copy. A maintenance requester requests the activated virtual machine to perform a maintenance process. After the maintenance process, when the guest copy has been changed, a maintenance reflector replaces with the guest copy the guest program, among data stored in a guest program storage, associated with a specified program ID. | 05-14-2009 |
20090244091 | INFORMATION PROCESSING APPARATUS AND METHOD THEREOF - An information processing apparatus and method includes generating an image to be displayed by a display section, determining, based on a processing capacity of a terminal connected with the information processing apparatus via a communications network or the information processing apparatus itself, a size of an image to be transmitted to the terminal, dividing an image displayed on a screen into a plurality of segments based on the size determined, adding positional information indicating an on-screen position of a segment divided to segment image information based on an image of a segment; and transmitting the segment image information added with the positional information to the terminal via the communications network. | 10-01-2009 |
20100009708 | COMMUNICATING SYSTEM, SERVER, COMMUNICATING TERMINAL, AND RECORDING MEDIUM - A communicating system includes: a plurality of communicating system terminal including a communication unit that transmits and receives audio or video data and a reproducing unit that reproduces the data received by the communication unit; and a server including an administering unit that administers the plurality of communicating terminals as a communication group, an approving unit that approves the transmission of the data by one of the communicating terminals of the communication group, a receiving unit that receives the data transmitted by the one of the communicating terminals, and a transmitting unit that transmits the data received by the receiving unit to the other communicating terminals of the communication group. | 01-14-2010 |
20100128707 | CALL CONTROL DEVICE, RELAY DEVICE, CALL CONTROL METHOD, AND STORAGE MEDIUM - A call control device, which controls call connections between a plurality of terminals, includes a device information storage unit that stores device information on call-connectable terminals; a call request accepting unit that accepts a call request from one terminal to another terminal; a determining unit that determines, when the call request accepting unit accepts a call request, whether the device information on the other terminal is stored in the device information storage unit; a holding unit that holds a call state of the one terminal when the determining unit determines that device information on the other terminal is not stored in the device information storage unit; a state acquiring unit that acquires state information indicating a state of the other terminal; and a holding tone setting unit that sets a holding tone to be transmitted to the one terminal associated with the state information acquired by the state acquiring unit. | 05-27-2010 |
20110026433 | COMMUNICATION SYSTEM AND SERVER - A server judges whether a withdrawn terminal is included in a first communication group, wherein the withdrawn terminal is a terminal which is provided with sending permission in a second communication group and not provided with sending permission in the first communication group. The server sends a notice of withdrawal of the withdrawn terminal from the second communication group, when judged that the withdrawn terminal is included in the first communication group. | 02-03-2011 |
20110258339 | INFORMATION PROCESSING APPARATUS, COMPUTER-READABLE NON TRANSITORY STORAGE MEDIUM STORING IMAGE TRANSMISSION PROGRAM, AND COMPUTER-READABLE STORAGE MEDIUM STORING IMAGE DISPLAY PROGRAM - An information processing apparatus for generating a plurality of images to be displayed on a display unit of a terminal device connected via a network and transmitting the plurality of images to the terminal device. The apparatus includes an image memory for storing the plurality of images; a first transmission unit for transmitting the plurality of images to the terminal device, an area determination unit for determining an area in which change between frames of the plurality of images exceeds a threshold value, a second transmission unit for compressing the determined area at a frame rate higher than that of the first transmission unit and transmitting the area to the terminal device, and a management unit for managing synchronization between an image transmitted by the first transmission unit and an image transmitted by the second transmission unit, generating drawing timing of each image. | 10-20-2011 |
20110276653 | INFORMATION PROCESSING DEVICE, IMAGE TRANSMISSION PROGRAM, IMAGE DISPLAY PROGRAM, AND IMAGE DISPLAY METHOD - An information processing device includes a communication unit configured to connect to a network; a memory configured to hold an image indicating an execution result of a virtual machine; and a processor configured to execute processing, wherein the processor compresses, on the basis of first compression processing, an image in a region in which there is the change and transmits the compressed image to a terminal device connected through the network, discriminates a frequently changed region, halts the first compression processing and the transmission processing, with respect to the discriminated frequently changed region, performs second compression processing, in which the compression ratio of a temporally continuous image is higher than that of the first compression processing, on an image in the discriminated frequently changed region, and transmits the image compressed on the basis of the second compression processing to the terminal device. | 11-10-2011 |
20120002715 | INFORMATION PROCESSING APPARATUS, COMPUTER-READABLE STORAGE MEDIUM STORING IMAGE TRANSMISSION PROGRAM, AND COMPUTER-READABLE NON TRANSITORY STORAGE MEDIUM STORING IMAGE DISPLAY PROGRAM - An information processing apparatus that generates images for displaying a computer execution result on a display unit of a terminal device connected through a network and that transmits the images to the terminal device. The apparatus includes an image memory that holds the images; a first transmitting unit that transmits the images, a detecting unit that detects an area obtained by updating accumulated changes between frames of the images or a frequency of changes between frames of the images, and a second transmitting unit that compresses the images by a compression method and that transmits the compressed images, when the area or the frequency detected by the detecting unit is larger than or equal to a predetermined threshold, the compression method being different from a compression method for the first transmitting unit. | 01-05-2012 |
20120139952 | IMAGE TRANSMISSION METHOD, DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM STORING IMAGE TRANSMISSION PROGRAM - An image transmission method includes using a computer processor, acquiring operation information at a transmission device from another device that instructs to scroll an image; determining a scroll direction and a scroll speed based on the operation information; generating a moving image from a plurality of images that are sequentially displayed on a screen of the other device at a display time interval when an image displayed on the screen of the other device is scrolled to the scroll direction at the speed for a time; and transmitting the moving image to the other device. | 06-07-2012 |
20120141038 | INFORMATION PROCESSING DEVICE, METHOD, AND PROGRAM - An information processing device includes a storage storing information indicating a first region subjected to moving-image compression and transmission; an identification unit identifying a second region where the update amount of an image is greater than or equal to a threshold value; a determination unit determining whether the image of the second region being associated with the moving image of the first region is to be transmitted, based on an overlapping relationship between the first region and the second region; and a transmission unit transmitting an image of a region including a portion of the second region, following the transmission of the image of the first region, with the image of the region being subjected to moving-image compression, and transmitting information indicating a display position of the image subjected to moving-image compression, when the second region is to be transmitted with being associated with the first region is determined. | 06-07-2012 |
20120194542 | INFORMATION PROCESSING APPARATUS AND IMAGE DISPLAY METHOD - A server device | 08-02-2012 |
20130156269 | INFORMATION PROCESSING APPARATUS AND METHOD - An information processing apparatus includes an image generation unit that generates an image to be displayed at a terminal; a moved area detecting unit that detects a moved area in the image; a determining unit that determines whether the moved area includes a changed partial area that is different before and after the movement; an identifying unit that identifies the changed partial area as a frequently-changed area when the changed partial area is changed within a predetermined period of time for a number of times greater than or equal to a threshold; a first transmission unit that transmits image data of the changed partial area not identified as the frequently-changed area to the terminal; a second transmission unit that transmits video data of the frequently-changed area to the terminal; and a third transmission unit that transmits movement and size information of the moved area to the terminal. | 06-20-2013 |
Patent application number | Description | Published |
20140346659 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - A semiconductor device includes: semiconductor modules in which a circuit board having at least one or more semiconductor chips mounted thereon is sealed with a mold resin material and an attachment hole is formed; main terminal plates that individually connect individual connection terminals of the plurality of semiconductor modules which are arranged in parallel; and a module storage case into which the plurality of the semiconductor modules connected by the main terminal plates are inserted integrally with the main terminal plates from an opening portion and which holds the plurality of semiconductor modules such that the position of the semiconductor modules can be adjusted during attachment and includes attachment insertion holes facing the attachment holes of the semiconductor modules. | 11-27-2014 |
20140355219 | SEMICONDUCTOR DEVICE - A semiconductor device composed of a plurality of semiconductor modules exhibiting a large current carrying capacity for a semiconductor device as a whole is disclosed. The connection between the plurality of semiconductor modules is conducted by means of optimum construction suited to the semiconductor device. The device comprises a semiconductor module having externally connecting terminals protruding out of a casing, bus bars electrically connecting the specific externally connecting terminals of the plurality of semiconductor modules arranged in parallel with each other, and a semiconductor module case covering and fastening the plurality of semiconductor modules connected with the bus bars. The bus bars and the externally connecting terminals of the semiconductor modules are joined by means of laser welding. | 12-04-2014 |
20140361424 | SEMICONDUCTOR DEVICE - A semiconductor device includes: a plurality of semiconductor modules, each of which includes a semiconductor circuit having a circuit board on which at least one or more semiconductor chips are mounted; and a module storage case that accommodates the plurality of semiconductor modules which are arranged in parallel. In the module storage case, a plurality of pairs of positioning guide members, which position and guide the semiconductor modules, are formed on opposite surfaces forming a module storage region for accommodating the semiconductor modules so as to protrude inward and to face each other, so that a distance between the plurality of semiconductor modules in a longitudinal direction can be selected. A pair of fitting concave portions, which are fitted to the pair of positioning guide members, are formed at both ends of each semiconductor module in the longitudinal direction. | 12-11-2014 |
20140367736 | SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE - A semiconductor device is a composite module in which three power semiconductor modules are arranged at a predetermined interval in the same plane and pin-shaped conductors that are drawn from the power semiconductor modules to the outside are connected to three main terminal plates such that they are integrated with each other. When the entire composite module is accommodated in a protective case and a radiation fin is provided, bolts are inserted into through holes to fix the protective case to the radiation fin. In this way, it is possible to accommodate the composite module in the protective case while reliably bringing the bottom of an insulating substrate into close contact with the radiation fin. | 12-18-2014 |
Patent application number | Description | Published |
20080284007 | Semiconductor module and method for manufacturing semiconductor module - A semiconductor module includes a first metal foil; an insulating sheet mounted on a top surface of the first metal foil; at least one second metal foil mounted on a top surface of the insulating sheet; at least one semiconductor device mounted on the second metal foil; and a resin case for surrounding the first metal foil, insulating sheet, second metal foil, and semiconductor device. A bottom end of a peripheral wall of the resin case is located above a bottom surface of the first metal foil. A resin is provided inside the resin case to fill the inside of the resin case. The bottom surface of the first metal foil and the resin form a flat bottom surface so that the flat bottom surface contacts an external mounting member. | 11-20-2008 |
20080284033 | Semiconductor device and method for manufacturing semiconductor device - A semiconductor device includes a first metal foil, an insulating sheet mounted on an upper surface of the first metal foil main, at least one second metal foil mounted on the insulating sheet, at least one solder layer mounted on the at least one second metal foil, and at least one semiconductor element mounted on the at least one second metal foil through the at least one solder layer. The at least one semiconductor has a thickness of 50 μm or greater and less than 100 μm. | 11-20-2008 |
20110059581 | Method for manufacturing semiconductor module - A method for manufacturing a semiconductor module, includes the steps of preparing a board; mounting a semiconductor device on the second metal foil; placing a resin case onto the board for surrounding a first metal foil, an insulating sheet, the second metal foil, and the semiconductor device; pouring a resin in a paste form into the case to fill a space relative to the first metal foil, insulating sheet, the second metal foil and the semiconductor device; and heat-curing the resin. A bottom end of a peripheral wall of the case is located above a bottom surface of the first metal. The bottom surface of the first metal foil and the resin form a flat bottom surface to contact an external mounting member. | 03-10-2011 |
20140346676 | SEMICONDUCTOR DEVICE - Semiconductor chips are disposed on an insulating substrate with conductive patterns, and a printed circuit board with metal pins is disposed above the insulating substrate with conductive patterns, with the semiconductor chips therebetween. A plurality of external lead terminals is fixed to the insulating substrate with conductive patterns, with the plurality of external lead terminals disposed adjacent to each other in parallel. Furthermore, metal foil pieces, formed on front and rear surfaces of the printed circuit board with metal pins respectively so as to face each other, are disposed above the semiconductor chips. | 11-27-2014 |
Patent application number | Description | Published |
20090048385 | MASTERBATCH AND COMPOSITION CONTAINING THE SAME - A masterbatch is produced which is excellent in thermal stability by limiting the comonomer content and thermal stability of a polyoxymethylene copolymer, and further implements a method of feeding the polyoxymethylene resin and carbon in the extrusion step. Moreover, the composition containing the masterbatch retains mechanical properties (elastic modulus, impact resistance, and vibration fatigue characteristic), chemical resistance, and moldability and also has conducting capability. | 02-19-2009 |
20110015321 | POLYACETAL RESIN COMPOSITION AND PREPARATION PROCESS THEREOF - Provided is a polyacetal resin composition obtained from a raw material composition containing a polyacetal resin, a hydrazine derivative, and a compound for lowering the melting point of the hydrazine derivative, wherein a mixture of the hydrazine derivative and the compound satisfies both of the following conditions: T101-20-2011 | |
20130035416 | POLYACETAL RESIN COMPOSITION, METHOD FOR PRODUCING THE SAME, AND MOLDED ARTICLE - A polyacetal resin composition and molded article having a high metallic gloss, small change in a color tone according to the viewing angle, high weld performance, and high mechanical properties can be provided in which the amount of formaldehyde to be produced in molding and recycle is suppressed, the mold deposit is improved, and the repeated impact resistance after aging is high. | 02-07-2013 |
Patent application number | Description | Published |
20080225412 | LENS DEVICE - A lens device is provided and includes: a lens barrel body in a box form opened in an upper surface thereof; a lid member attached to the upper surface of the lens barrel body; three fixing units that fix the lid member and the lens barrel body; and at least one engaging unit that engages the lid member with the lens barrel body so as to prevent the lid member from separating from the lens barrel body. | 09-18-2008 |
20080225413 | LENS DEVICE - A lens device is provided and includes: at least two lenses; and a lens frame holding the at least two lenses. The lens frame includes a first lens frame holding one of the at least two lenses and a second lens frame holding another of the at least two lenses, and the first lens frame and the second lens frame are attached in a line contact in circumferential directions thereof. The first lens frame and the second lens frame are bonded after an optical adjustment of the at least two lenses by relatively swinging the first lens framed and the second lens frame with respect to the line contact. | 09-18-2008 |
20080225414 | LENS DEVICE - A lens device is provided and includes: a lens barrel body; a lens frame swingably attached to the lens barrel body; and a swing mechanism being adapted to swing the lens frame so that alignment of an optical axis of the lens device can be effected, the swing mechanism including: an elastic unit interposed between the lens barrel body and the lens frame, the elastic unit biasing the lens barrel body and the lens frame in directions away from each other or in directions nearing to each other; and an advancing and retracting unit disposed at three points in a circumferential direction defined by the lens barrel body and the lens frame, the advancing and retracting unit advancing or retracting the lens frame relative to the lens barrel body against a bias force of the elastic unit to swing the lens frame. | 09-18-2008 |
20080226275 | LENS DEVICE - A lens device is provided and includes: a vibration-proof lens; a movable lens disposed adjacent to the vibration-proof lens and moving in a direction of an imaging optical axis of the lens device; and a plate-like motor coil disposed around an outer periphery of the vibration-proof lens and driving the vibration-proof lens, the movable lens being located in a retracted position on the imaging optical axis relative to the plate-like motor coil when the movable lens moves closest to the plate like motor coil. | 09-18-2008 |
20090091830 | LENS DEVICE - A lens device is provided and includes: a housing having a first fixed axis in a transverse direction and a second fixed axis in a longitudinal direction; a first slider supported so as to be slidable along the first fixed axis; a second slider supported so as to be slidable along the second fixed axis; a first movement bar fixed to the first slider in the longitudinal direction; a second movement bar fixed to the second slider in the transverse direction; and a lens holding frame supported so as to be slidable along the first movement bar and the second movement bar. The lens holding frame has two recessed engagement sections open in two different directions, and one of the first and second movement axes is inserted into and engaged with the two recessed engagement sections. | 04-09-2009 |
20090091831 | LENS DEVICE - A lens device is provided and includes: a housing having a first fixed axis fixed in a transverse direction and a second fixed axis fixed in a longitudinal direction; a first slider supported so as to be slidable along the first fixed axis; a second slider supported so as to be slidable along the second fixed axis; a first movement bar fixed to the first slider in the longitudinal direction; a second movement bar fixed to the second slider in the transverse direction; a lens holding frame supported so as to be slidable along the first movement bar and the second movement bar; and a guide bar fixed to the housing in a direction perpendicular to the optical axis. One of the first and second sliders has an engagement section engaged with the guide bar so as to be regulated in the optical axis direction. | 04-09-2009 |
Patent application number | Description | Published |
20090315057 | LIGHT-EMITTING APPARATUS, SURFACE LIGHT SOURCE, AND METHOD FOR MANUFACTURING PACKAGE FOR LIGHT-EMITTING APPARATUS - A light-emitting apparatus of the present invention has (i) a semiconductor device which emits light toward a higher position than a substrate and (ii) a plurality of external connection terminals, and includes: a light-reflecting layer, provided on the substrate, which reflects the light emitted by the semiconductor device; and a covering layer which covers at least the light-reflecting layer and which transmits the light reflected by the light-reflecting layer. Further, the semiconductor device is provided on the covering layer, and is electrically connected to the external connection terminals via connecting portions, and the semiconductor device and the connecting portions are sealed with a sealing resin so as to be covered. Therefore, the light-emitting apparatus has increased efficiency with which light is taken out, and can prevent a reflecting layer from being altered, deteriorating, and decreasing in reflectance. | 12-24-2009 |
20140159092 | LIGHT-EMITTING APPARATUS - A light-emitting apparatus of the present invention has (i) a semiconductor device which emits light toward a higher position than a substrate and (ii) a plurality of external connection terminals, and includes: a light-reflecting layer, provided on the substrate, which reflects the light emitted by the semiconductor device; and a covering layer which covers at least the light-reflecting layer and which transmits the light reflected by the light-reflecting layer. Further, the semiconductor device is provided on the covering layer, and is electrically connected to the external connection terminals via connecting portions, and the semiconductor device and the connecting portions are sealed with a sealing resin so as to be covered. Therefore, the light-emitting apparatus has increased efficiency with which light is taken out, and can prevent a reflecting layer from being altered, deteriorating, and decreasing in reflectance. | 06-12-2014 |
20140361331 | LIGHT-EMITTING APPARATUS, SURFACE LIGHT SOURCE, AND METHOD FOR MANUFACTURING PACKAGE FOR LIGHT-EMITTING APPARATUS - A light-emitting apparatus of the present invention has (i) a semiconductor device which emits light toward a higher position than a substrate and (ii) a plurality of external connection terminals, and includes: a light-reflecting layer, provided on the substrate, which reflects the light emitted by the semiconductor device; and a covering layer which covers at least the light-reflecting layer and which transmits the light reflected by the light-reflecting layer. Further, the semiconductor device is provided on the covering layer, and is electrically connected to the external connection terminals via connecting portions, and the semiconductor device and the connecting portions are sealed with a sealing resin so as to be covered. Therefore, the light-emitting apparatus has increased efficiency with which light is taken out, and can prevent a reflecting layer from being altered, deteriorating, and decreasing in reflectance. | 12-11-2014 |
Patent application number | Description | Published |
20100109021 | REFLECTION -TYPE PHOTOINTERRUPTER - A reflection-type photointerrupter of the present invention includes a substrate, a light emitting element and a light receiving element. The substrate includes a first surface, a second surface opposite the first surface, and a first and a second recesses that are open in the first surface side. The light emitting element is arranged in the first recess, while the light receiving element is arranged in the second recess. The light emitting element is capable of emitting light. The light receiving element is capable of receiving the light emitted from the light emitting element and reflected by an object to be detected. | 05-06-2010 |
20110062473 | LIGHT EMITTING DEVICE - A light emitting device includes a light emitting element, a wire connected to the light emitting element, and a substrate supporting the light emitting element. The substrate is formed with a first recess and a second recess that are open in a common surface of the substrate. The first recess includes a first bottom surface and a first side surface connected to the first bottom surface, and the light emitting element is disposed on the first bottom surface. The second recess includes a second bottom surface and a second side surface connected to the second bottom surface, and the wire is bonded to the second bottom surface. Both of the first side surface and the second side surface reach the common surface. The first side surface is connected to both of the second bottom surface and the second side surface. The opening area of the first recess is larger than the opening area of the second recess. | 03-17-2011 |
20110299138 | LINEAR LIGHT SOURCE APPARATUS AND IMAGE READING APPARATUS - A linear light source device illuminates a document properly, and an image reading device includes such a light source device. The light source device includes a light source and a light-guiding member. The light-guiding member introduces the light emitted from the light source from one end portion in x-direction, cause the light to travel in x-direction, and emits the light from a light exit portion at one end in z-direction, which is orthogonal to x-direction. The light-guiding member includes, at the other end in z-direction, a light-reflecting portion that reflects light to the light exit portion. One end face of the light-guiding member in y-direction, which is orthogonal to x- and z-directions, is inclined so as to become closer to the other end face in y-direction with decreasing distance from the light exit portion in z-direction. This allows light to easily travel to the light-reflecting portion. | 12-08-2011 |
20120057099 | LED LIGHT SOURCE UNIT FOR BACKLIGHT OF LIQUID CRYSTAL DISPLAY, AND LIQUID CRYSTAL DISPLAY - An LED light source unit for a backlight of a liquid crystal display is provided. The light source unit includes a plurality of LED chips, an insulating substrate, and a metal film covering a principal surface of the substrate. The LED chips are mounted on the metal film. With this arrangement, brightness of the light source unit is enhanced. | 03-08-2012 |
Patent application number | Description | Published |
20080315215 | Semiconductor Module - A semiconductor module (A | 12-25-2008 |
20090039377 | Optical Communication Module and Manufacturing Method Thereof - An infrared data communication module (A | 02-12-2009 |
20100101103 | TILT SENSOR AND METHOD FOR MAKING THE SAME - A tilt sensor includes a light emitting element and two light receiving elements accommodated in a case. The case is formed with an inner space in which a rolling member is provided in a freely movable manner by the pulling force of gravity. A cover plate is fixed to the case to close the inner space. The cover plate is provided with an irregular, inner ceiling surface that is exposed to the inner surface so as to come into sliding contact with the rolling member. | 04-29-2010 |
20100188654 | TILT SENSOR - A tilt sensor capable of detecting more diverse orientations is to be provided. The tilt sensor includes a light emitting element and a plurality of photodetectors, a rolling element, and a hollow portion that accommodates the rolling element so as to allow the rolling element to roll in all of x-, y-, and z-direction, and to locate the rolling element, according to a direction of the gravity, at one of detecting positions including a complete blocking position that inhibits light from the light emitting element from reaching any of the photodetectors, a plurality of partial blocking positions that inhibits the light from the light emitting element from reaching at least one but not all of the photodetectors, and a nonblocking position that permits the light from the light emitting element to reach all of the photodetectors, and two of the detecting positions are each located on a respective end portion of the hollow portion in the x-, y-, and z-direction. | 07-29-2010 |
20130207532 | LIGHT EMITTING DEVICE - A light emitting device includes a light emitting element, a wire connected to the light emitting element, and a substrate supporting the light emitting element. The substrate is formed with a first recess and a second recess that are open in a common surface of the substrate. The first recess includes a first bottom surface and a first side surface connected to the first bottom surface, and the light emitting element is disposed on the first bottom surface. The second recess includes a second bottom surface and a second side surface connected to the second bottom surface, and the wire is bonded to the second bottom surface. Both of the first side surface and the second side surface reach the common surface. The first side surface is connected to both of the second bottom surface and the second side surface. The opening area of the first recess is larger than the opening area of the second recess. | 08-15-2013 |
20140084329 | LIGHT EMITTING UNIT, LIGHT EMITTING DEVICE, AND METHOD OF MANUFACTURING LIGHT EMITTING UNIT - A light emitting unit includes: a light emitting element; a first lead having a first principal surface on which the light emitting element is disposed, a first rear surface configured to face opposite the first principal surface, and a first side configured to connect the first principal surface and the first rear surface; a second lead having a second side configured to face the first side; and a first resin molding body configured to hold the first lead and the second lead. The first resin molding body covers the first principal surface to expose a region of the first principal surface where the light emitting element is disposed, and at least a portion of the first side is exposed from the first resin molding body. | 03-27-2014 |
20140085884 | LED LIGHTING APPARATUS - An LED lighting apparatus is disclosed. The LED lighting apparatus includes a board having a principal surface, a plurality of LED chips mounted on the principal surface of the board, and a wiring pattern which is formed on the principal surface of the board and makes electrical conduction with the plurality of LED chips. Further, the LED lighting apparatus includes a frame-like bank which is provided on the principal surface of the board and surrounds the plurality of LED chips. In this case, the wiring pattern has one or more pads having a first portion interposed between the bank and the plurality of LED chips. The LED lighting apparatus further includes a protective layer covering at least a portion of the pads. | 03-27-2014 |
Patent application number | Description | Published |
20110012460 | PERMANENT MAGNET FOR MOTOR, AND METHOD FOR MANUFACTURING THE PERMANENT MAGNET FOR MOTOR - The present invention relates to a permanent magnet for a motor, to be buried in a permanent magnet motor, including: a plurality of sheet magnets for lamination, and an insulating layer arranged between the plurality of sheet magnets for lamination. Since the invention has the above-mentioned constitution, the permanent magnets are free from the problems of temperature elevation and coercive force depression, therefore making it possible to provide a high-power small-sized motor. Furthermore, it is unnecessary to perform the conventional correcting processing after sintering, which can simplify the production steps, and therefore, it becomes possible to mold the permanent magnet with a high degree of dimension accuracy. | 01-20-2011 |
20110012700 | PERMANENT MAGNET AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a permanent magnet obtained by sintering a green sheet which is produced by mixing a magnet raw material with a resin binder and molding the resulting mixture, and a method for producing the same. Since the present invention has such a constitution, the contraction due to sintering becomes uniform, whereby the deformations such as warpage and depressions do not occur after sintering. Further, it is unnecessary to perform the conventional correcting processing after sintering, which can simplify the production steps, because the pressure unevenness at the time of pressing disappears. Therefore, it becomes possible to mold the permanent magnet with a high degree of dimension accuracy. Furthermore, even when the permanent magnet is reduced in film thickness, the magnetic characteristics are not deteriorated by the processing-deteriorated layer on the surface. | 01-20-2011 |
20110018664 | PERMANENT MAGNET AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a permanent magnet obtained by wet-mixing a Dy compound or a Tb compound with a magnet raw material to coat a surface of the magnet raw material with the Dy compound or the Tb compound, and sintering a green sheet obtained by mixing the resulting magnet raw material with a resin binder and molding the resulting mixture. Since the present invention has the above-mentioned constitution, it becomes possible to sufficiently improve coercive force by Dy or Tb while decreasing the amount of Dy or Tb used. Further, it can be prevented that Dy or Tb is solid-solutionized in magnet particles to decrease residual magnetization. | 01-27-2011 |
20110037548 | PERMANENT MAGNET AND PROCESS FOR PRODUCING PERMANENT MAGNET - The present invention relates to a permanent magnet manufactured by steps of: wet-pulverizing a high-melting metal element-containing organic compound or a precursor of a high-melting ceramic in a solvent together with a magnet raw material to pulverize the magnet raw material into fine particles having a grain size of 3 μm or less and to coat a surface of the pulverized magnet raw material with the high-melting metal element-containing organic compound or the precursor of the high-melting ceramic; adding a resin binder to the magnet raw material coated with the high-melting metal element-containing organic compound or the precursor of the high-melting ceramic; producing a slurry by kneading the magnet raw material and the resin binder; molding the slurry into a sheet form to prepare a green sheet; and sintering the green sheet. | 02-17-2011 |
20110043311 | PERMANENT MAGNET AND PROCESS FOR PRODUCING PERMANENT MAGNET - The present invention relates to a permanent magnet manufactured by steps of: pulverizing a magnet raw material; mixing the pulverized magnet raw material with a rust preventive oil in which a Dy compound or a Tb compound is dissolved, thereby preparing a slurry; compression molding the slurry to form a molded body; and sintering the molded body. | 02-24-2011 |
20110267160 | PERMANENT MAGNET AND PROCESS FOR PRODUCING PERMANENT MAGNET - The present invention relates to a permanent magnet manufactured by steps of: pulverizing a magnet raw material into fine particles having a grain size of 3 μm or less; mixing the pulverized magnet raw material with a rust preventive oil in which a high-melting metal element-containing organic compound or a precursor of a high-melting ceramic is dissolved, thereby preparing a slurry; compression molding the slurry to form a molded body; and sintering the molded body. | 11-03-2011 |
Patent application number | Description | Published |
20090084423 | THERMOELECTRIC MODULE SUBSTRATE AND THERMOELECTRIC MODULE USING SUCH BOARD - To obtain a thermoelectric module substrate of which reliability such as stress relaxation is improved without damaging the performance as a thermoelectric module such as heat conductivity to provide a thermoelectric module excellent in reliability by using such a substrate. Thermoelectric module substrates of the present invention each comprises a synthetic resin layer including fillers having good thermal conductivity; and a copper-metalized layer or layers, or a copper layer at least including copper plate or copper layers which is or are formed on one face or both faces of the synthetic resin layer. Further, in the case where contents volume percentage of fillers within the synthetic resin layer is expressed as A (%), the thickness of the synthetic resin layer is expressed as B (μm) and the total thickness of the copper layer is expressed as C (μm), the thermoelectric module substrate is formed so as to have the relation expressed as (C/4)−B≦65, A/B≦3.5, A>0, C>50 and B≧7. | 04-02-2009 |
20090236087 | HEAT EXCHANGE DEVICE - A heat exchange device includes a heat exchanger disposed in connection with at least one of a heat-dissipation electrode and a heat-absorption electrode, between which a plurality of thermoelectric elements is connected in series, via an insulating resin layer, which is composed of an epoxy resin or polyimide resin doped with fillers having high thermal conductivity, without intervention of a substrate. The heat exchanger corresponds to a plurality of corrugated fins which are constituted of a plurality of joint regions joining with one of the heat-dissipation electrode and heat-absorption electrode and a plurality of non-joint regions projecting externally from a plurality of gaps formed between the joint regions adjacently aligned together, wherein the joint regions and non-joint regions are alternately aligned. Thus, it is possible to achieve high reliability by reducing thermal resistance and thermal stress while increasing the maximum heat absorption coefficient (Qmax). | 09-24-2009 |
20100186424 | HEAT EXCHANGE UNIT - A heat exchange unit is constituted of a thermoelectric module and a heat exchanger. The thermoelectric module includes an upper electrode, a lower electrode, and a plurality of thermoelectric elements interposed between the upper electrode and the lower electrode, wherein the heat exchanger composed of aluminum or aluminum alloy having high thermal conductivity is attached to the upper electrode and/or the lower electrode via an insulating layer. The surface roughness of the heat exchanger adjoined to the insulating layer is controlled to be less than 4.7 μm and greater than 0.1 μm. This prevents cracks and fractures from being formed in the insulating layer, which is thus improved in adhesion with the heat exchanger. Thus, it is possible to demonstrate high heat-absorption/dissipation performance and high reliability in the heat exchange unit due to a reduced thermal resistance between the thermoelectric module and the heat exchanger. | 07-29-2010 |