Patent application number | Description | Published |
20090010129 | Optical Disc Judgment Method and Optical Disc Device - An optical disk apparatus according to the present invention is an optical disk apparatus for performing at least one of: recording data to a plurality of types of optical disks including a recordable optical disk and a read-only optical disk which are produced according to the BD specifications; and reproducing data from the optical disks. This apparatus includes: a means ( | 01-08-2009 |
20090022021 | Optical Disk Drive - After an optical disk drive according to the present invention has been loaded with an optical disk and before the operation of recognizing the type of the given disk is finished, the drive presumes one of multiple types of candidate optical disks, from/on which data is readable and writable using a light beam with the shortest wavelength among the candidate disks, to be the disk being driven by the motor now and gets the beam for the presumed type of disk radiated from a light source (Step (A)). Next, the drive gets the disk spun at a rotational velocity that realizes a linear velocity equal to or higher than a standardized normal velocity when data is read from the presumed type of disk (Step (B)). Thereafter, the drive starts a focus control in a situation where the spot of the beam being formed on the disk is moving on the disk at the linear velocity equal to or higher than the normal velocity (Step (C)). And then the drive performs the operation of recognizing the type of the disk by the light beam reflected from the disk under the focus control (Step (D)). | 01-22-2009 |
20090109820 | OPTICAL DISC DRIVE - An optical disc drive according to the present invention can read data from any of multiple types of optical discs, of which the information storage layers are located at mutually different depths under their surface. When this drive is loaded with an optical disc, the servo controller of the drive changes a first type of drive signal to adjust a focus position by changing distances from the lens to the disc and/or a second type of drive signal to adjust tilt of the lens by changing the angles defined by the lens with respect to the disc a number of times, thereby changing settings to be determined by a combination of the focus position and the tilt. A signal quality rater measures multiple index values to rate the quality of a reflected light signal as the settings are changed. Then, the optical disc drive recognizes the type of the given optical disc based on those index values and reads data from the optical disc recognized. | 04-30-2009 |
20090147639 | OPTICAL DISK UNIT AND DRIVING METHOD THEREFOR - An optical disk drive according to the present invention has the ability to read data from multiple types of optical disks, each of which includes at least one information storage layer. The drive includes: a driving mechanism | 06-11-2009 |
20090190449 | OPTICAL HEAD TRANSFER DEVICE, INTEGRATED CIRCUIT FOR OPTICAL HEAD TRANSFER DEVICE, FOCUSING LENS DRIVING DEVICE, AND INTEGRATED CIRCUIT FOR FOCUSING LENS DRIVING DEVICE - When transferring an optical head in a radial direction of an optical disc, the optical head is initially transferred with a speed profile of a larger acceleration, and when abnormality is detected by an abnormality detection circuit which detects abnormality of a focus control system, the optical head is again transferred with a speed profile of a smaller acceleration, whereby preventing a movable part of a lens actuator from colliding with a fixed part when transferring the optical head in the radial direction of the optical disc, resulting in an optical head transfer device, an integrated circuit for the optical head transfer device, a focusing lens driving device, and an integrated circuit for the focusing lens driving device which can avoid an increase in the start-up time of the device, a reduction in the data reading speed from the optical disc, and the like. | 07-30-2009 |
Patent application number | Description | Published |
20090041009 | IP TELEPHONE TERMINAL, IP TELEPHONE SYSTEM AND RECORDING MEDIUM - An IP telephone terminal outputs a call request for communication with a prescribed terminal and, if it is determined that connection failed, records the input voice. Thereafter, the IP telephone terminal determines that the prescribed telephone terminal has reached a state connectable through IP network, outputs a call request for communication with the prescribed terminal and if connection is determined to be established, transmits the recorded voice to the prescribed terminal. | 02-12-2009 |
20110010166 | MOBILE COMMUNICATION TERMINAL CONNECTABLE TO NETWORK - A mobile communication terminal includes a first communication unit connectable to a first communication apparatus via a first network using a first wireless communication protocol, a second communication unit connectable to a second communication apparatus via a second network using a second wireless communication protocol different from the first wireless communication protocol, a controller configured to control the first and second communication units, a microphone, and a speaker. The controller transmits first data, addressed to the second communication apparatus, to the second network, transmits second data, addressed to the first communication apparatus, to the first network, causes the speaker to convert into corresponding voice a second voice signal addressed to the mobile communication terminal, and transmits a first voice signal. | 01-13-2011 |
20160103091 | CONTROLLED POTENTIAL ELECTROLYSIS GAS SENSOR - A controlled potential electrolysis gas sensor including, as gas electrodes | 04-14-2016 |
Patent application number | Description | Published |
20080252973 | POLARIZING PLATE, OPTICAL FILM AND IMAGE DISPLAY - A polarizing plate of the present invention comprises a polarizer; an adhesive layer; and a transparent protective film bonded to at least one side of the polarizer with the adhesive layer interposed therebetween, wherein the adhesive layer is formed from an active energy ray curing adhesive containing at least one curable component, and the adhesive layer has a glass transition temperature (Tg) of 60° C. or more, and a thickness of 0.01 μm to 7 μm. The polarizing plate has sufficient durability in a severe environment at high temperature and high humidity. | 10-16-2008 |
20090103017 | LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal panel | 04-23-2009 |
20090153965 | Polarizer Protective Film, Polarizing Plate, and Image Display Apparatus - Provided are: a polarizer protective film having excellent optical properties and mechanical strength, with the productivity and reworking property enhanced; a polarizing plate with less defects in an outer appearance, using a polarizer formed of the polarizer protective film and a polyvinyl alcohol-based resin; and an image display apparatus of high quality using the polarizing plate. The polarizer protective film of the present invention includes as a main component a (meth)acrylic resin, which is stretched by longitudinal stretching and/or lateral stretching. | 06-18-2009 |
20100231831 | LIQUID CRYSTAL DISPLAY, LAMINATED POLARIZING PLATE AND POLARIZED LIGHT SOURCE DEVICE - This invention relates to a transmissive liquid crystal display including a light source (BL), a reflective linearly-polarizing layer (Pr | 09-16-2010 |
20120276396 | VACUUM FILM FORMATION METHOD AND LAMINATE OBTAINED BY THE METHOD - A method of continuously subjecting an elongated substrate to vacuum film formation is disclosed. The method comprises the steps of: feeding a first substrate from a first roll chamber in a first direction from the first roll chamber toward a second roll chamber; degassing the first substrate; forming a film of a second material on the first substrate, in a second film formation chamber; and rolling up the first substrate in the second roll chamber, thereby producing the first substrate, and comprises similar steps to produce a second substrate. In advance of producing the first substrate with the second material film, the first cathode electrode of the first film formation chamber is removed from the first film formation chamber, and, in advance of producing the second substrate with the first material film, the second cathode electrode of the second film formation chamber is removed from the second film formation chamber. | 11-01-2012 |
20120276397 | VACUUM FILM FORMATION METHOD AND LAMINATE OBTAINED BY THE METHOD - A method of continuously subjecting an elongated substrate to vacuum film formation is disclosed. The method comprises the steps of: feeding a first substrate from a first roll chamber in a first direction from the first chamber toward a second roll chamber; degassing the first substrate; forming a film of a second material on the first substrate, in a second film formation chamber; and rolling up the first substrate in the second roll chamber, thereby producing the first substrate, and further comprises similar steps to produce a second substrate. In advance of producing the first substrate with the second material film, the first cathode electrode of the first film formation chamber is removed from the first film formation chamber, and, in advance of producing the second substrate with the first material film, the second cathode electrode of the second film formation chamber is removed from the second film formation chamber. | 11-01-2012 |
20130029161 | METHOD FOR DOUBLE-SIDE VACUUM FILM FORMATION AND LAMINATE OBTAINABLE BY THE METHOD - The film formation method comprises the steps of: unrolling and feeding an elongated substrate wound in a roll form from a first roll chamber in a direction from the first roll chamber toward a second roll chamber, using a first surface as a surface for film formation; degassing the fed substrate; forming a first material film on the first surface of the degassed substrate in a first film formation chamber; forming a second material film on the first material film in a second film formation chamber; taking up the substrate in a roll form in the second roll chamber, the substrate having the material films formed thereon; unrolling and feeding the taken up substrate from the first roll chamber in the direction, using a second surface opposite the first surface of the substrate as a surface for film formation; and repeating all the above treatments. | 01-31-2013 |
20130029162 | METHOD FOR DOUBLE-SIDE VACUUM FILM FORMATION AND LAMINATE OBTAINABLE BY THE METHOD - The film formation method comprises the steps of: unrolling and feeding an elongated substrate wound in a roll form from a first roll chamber in a first direction from the first roll chamber toward a second roll chamber, using a first surface as a surface for film formation; degassing the substrate fed in the first direction; forming a second material film on the first surface of the substrate in a second film formation chamber; taking up the substrate in a roll form in the second roll chamber, the substrate having the second material film formed thereon; unrolling and feeding the substrate from the second roll chamber in a second direction from the second roll chamber toward the first roll chamber; forming a first material film on the second material film in a first film formation chamber; taking up the substrate in a roll form in the first roll chamber. | 01-31-2013 |
20130029163 | METHOD FOR DOUBLE-SIDE VACUUM FILM FORMATION AND LAMINATE OBTAINABLE BY THE METHOD - The film formation method comprises the steps of: unrolling and feeding an elongated substrate wound in a roll form from a first roll chamber in a first direction from the first roll chamber toward a second roll chamber; degassing the fed substrate; forming a first material film on a first surface in a first film formation chamber; guiding the substrate having the first material film formed thereon to a second film formation chamber in a second direction from the second roll chamber toward the first roll chamber; forming, in the second film formation chamber, a second material film on a second surface opposite the first surface of the substrate when it is being guided in the second direction; taking up, in a third roll chamber provided between the first roll chamber and the second roll chamber, the substrate in a roll state. | 01-31-2013 |
20130087372 | TRANSPARENT CONDUCTIVE FILM - There is provided a transparent conductive film which comprises: a film substrate; a plurality of transparent conductor patterns formed on the film substrate; and a pressure-sensitive adhesive layer wherein the transparent conductor patterns are embedded. The plurality of transparent conductor patterns respectively have a two-layer structure wherein a first indium tin oxide layer and a second indium tin oxide layer are laminated on the film substrate in this order, and the first indium tin oxide layer has a greater tin oxide content than the second indium tin oxide layer does. The first indium tin oxide layer has a smaller thickness than the second indium tin oxide layer does. | 04-11-2013 |
20130092425 | TRANSPARENT CONDUCTIVE FILM - A transparent conductive film which comprises: a transparent adhesive layer; a first polycycloolefin film laminated on one surface of the transparent adhesive layer; a second polycycloolefin film laminated on the other surface of the transparent adhesive layer; a plurality of first transparent electrode patterns formed on the first polycycloolefin film; and a plurality of second transparent electrode patterns formed on the second polycycloolefin film. The transparent conductive film shows little color phase irregularity when observed from any direction. | 04-18-2013 |
20130157070 | CONDUCTIVE FILM AND CONDUCTIVE FILM ROLL - A conductive film which comprises: a film substrate; a first transparent conductor layer; a first metal layer; and a nitride coated layer, the first transparent conductor layer, the first metal layer, and the nitride coated layer being laminated on one surface of the film substrate; a second transparent conductor layer; and a second metal layer, the second transparent conductor layer and the second metal layer are laminated on the other surface of the film substrate. The nitride coated layer prevents blocking of overlapped portions of the conductive film. | 06-20-2013 |
20130186547 | METHOD FOR MANUFACTURING CONDUCTIVE FILM ROLL - A method for manufacturing a conductive film roll includes step (A), step (B), and step (C). Step (A) is laminating a first transparent conductor layer and a first metal layer on one surface of a film substrate while rewinding a first roll of the film substrate to obtain a first laminate. Step (B) is conveying the first laminate in air while rewinding a second roll and forming an oxidized coated layer on a surface of the first metal layer to obtain a second laminate. Step (C) is manufacturing a third laminate by laminating a second transparent conductor layer and a second metal layer on the other surface of the film substrate to obtain a fourth roll. Operation effects of the oxidized coated layer prevents blocking. | 07-25-2013 |
20130199927 | METHOD OF MANUFACTURING CONDUCTIVE FILM ROLL - A method of manufacturing a conductive film roll includes a first step of sequentially laminating a first transparent conductor layer and a first copper layer on one side of a film base by sputtering and winding up a first laminated body obtained by sputtering to form a first roll, a second step of storing the first roll in an atmosphere for 30 hours or more and forming, on a surface of the first copper layer, an oxide membrane layer containing copper(I) oxide, and a third step of sequentially laminating, while unwinding the first roll, a second transparent conductor layer and a second copper layer on another side of the film base by sputtering and winding up a second laminated body obtained by sputtering to form a second roll. | 08-08-2013 |
20140027021 | METHOD FOR MANUFACTURING CONDUCTIVE FILM ROLL - A method for manufacturing a conductive film roll includes the following steps:
| 01-30-2014 |
20140050908 | TRANSPARENT CONDUCTIVE FILM - A transparent conductive film comprises: a film substrate having two main surfaces; and a transparent conductor layer formed on one main surface of the film substrate. The transparent conductor layer is composed of three layers in which a first indium tin oxide layer, a second indium tin oxide layer, and a third indium tin oxide layer are laminated in this order from the film substrate side. The first indium tin oxide layer has a smaller tin oxide content than the second indium tin oxide layer has. The third indium tin oxide layer has a smaller tin oxide content than the second indium tin oxide layer has. | 02-20-2014 |
20140124247 | TRANSPARENT CONDUCTIVE FILM - There is provided a transparent conductive film which comprises: a film substrate; a plurality of transparent conductor patterns formed on the film substrate; and a pressure-sensitive adhesive layer wherein the transparent conductor patterns are embedded. The plurality of transparent conductor patterns respectively have a two-layer structure wherein a first indium tin oxide layer and a second indium tin oxide layer are laminated on the film substrate in this order, and the first indium tin oxide layer has a greater tin oxide content than the second indium tin oxide layer does. The first indium tin oxide layer has a smaller thickness than the second indium tin oxide layer does. | 05-08-2014 |
Patent application number | Description | Published |
20100252111 | PASTE COMPOSITION AND SOLAR CELL ELEMENT - Provided are a paste composition capable of achieving a BSF effect which is equivalent to or greater than a conventionally achieved BSF effect even when used in either case where a thin back surface electrode layer is formed on a thick silicon semiconductor substrate or case where a thin back surface electrode layer is formed on a thin silicon semiconductor substrate and, when used in a case where a thin back surface electrode layer is formed on a thin silicon semiconductor substrate, not only capable of achieving a BSF effect which is equivalent to or greater than a conventionally achieved BSF effect, but also capable of more suppressing deformation of the silicon semiconductor substrate after being fired, than in a case where the conventional paste composition is used in order to form a thin back surface electrode layer; and a solar cell element comprising an electrode formed by using the paste composition. The paste composition comprises aluminum powder as electrically conductive powder and the aluminum powder includes flaky aluminum particles. The solar cell element comprises a back surface electrode ( | 10-07-2010 |
20110272019 | PASTE COMPOSITION AND SOLAR CELL ELEMENT USING THE SAME - Provided are a paste composition capable of avoiding deteriorations in a mechanical strength and an adhesion property of an electrode layer, of sufficiently attaining a desired BSF effect, and of suppressing deformation (bow) of the silicon semiconductor substrate even in a case where a silicon semiconductor substrate is rendered thin; and a solar cell element including an impurity layer, or an impurity layer and an electrode layer, which is (or are) formed by using the above-mentioned composition. The paste composition is used for forming a p+ layer ( | 11-10-2011 |
20120103414 | PASTE COMPOSITION AND SOLAR CELL ELEMENT USING THE SAME - A paste composition with no bow of a silicon semiconductor substrate and no blisters and globules of aluminum in the aluminum electrode layer obtained after firing. In addition, adhesiveness of an aluminum electrode layer and the silicon semiconductor substrate is enhanced and the reaction of the aluminum electrode layer and moisture is suppressed. A solar cell element including electrodes is formed by using the composition. The paste composition is a paste used for forming an electrode on a silicon semiconductor substrate including an aluminum powder, an organic vehicle, and glass frit. The glass frit including at least one kind of a transition metal oxide selected from the group including a titanium oxide, a vanadium oxide, an iron oxide, a molybdenum oxide, a neodymium oxide, and a tungsten oxide. A solar cell element includes a back side electrode formed by using the above paste composition. | 05-03-2012 |
Patent application number | Description | Published |
20090167905 | Imaging apparatus - An imaging apparatus includes:
| 07-02-2009 |
20100073516 | IMAGE CAPTURING APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM - An image capturing apparatus including: an image sensor generating an image signal; a photographing control section performing a photographing operation in which an exposure of the image sensor is divided into a plurality of exposures in accordance with a predetermined exposure time; an addition section adding sequentially the image signals obtained at each exposure; an amplification ratio calculation section calculating an amplification ratio of the added image signal on the basis of the predetermined exposure time; an amplification section amplifying the added image signal by using the amplification ratio to compensate for insufficient exposure for the predetermined exposure time; and a display control section displaying information related to the amplified image signal; wherein the photographing control section ends the photographing operation when instructed by a user, and determines that the amplified image signal is a captured image obtained by performing the photographing operation with the predetermined exposure time. | 03-25-2010 |
20100079616 | IMAGING APPARATUS, CONTROL METHOD THEREOF, AND PROGRAM - An imaging apparatus includes: an imaging device generating an image signal on a subject image; a shooting control mechanism dividing an exposure to be made to the imaging device in an exposure period into a plurality of times of exposures; an adding mechanism adding individual image signals obtained by the plurality of divided exposures in sequence to generate a sum image signal; an amplification control mechanism amplifying the sum image signal using a predetermined amplification factor in a first period in the exposure period to generate an amplified image signal; and a display control mechanism displaying, on a display section, the amplified image based on the amplified image signal in the first period, and displaying, on a display section, an image based on the sum image signal in a period other than the first period in the exposure period. | 04-01-2010 |
20100182451 | IMAGING APPARATUS, IMAGING CONTROL METHOD, AND IMAGING CONTROL PROGRAM - Imaging signal obtained through exposure for divided exposure times is A/D converted to digital imaging signal. Dark current component is subtracted from the digital imaging signal. The result of subtraction is accumulated and stored in a first memory. Next, exposure for divided exposure times is performed with the imaging device shielded from light. The obtained imaging signal is A/D converted to digital imaging signal. Dark current component is subtracted from the digital imaging signal. The result of subtraction is accumulated and stored sequentially in a second memory. The digital imaging signal stored in the second memory is subtracted from the digital imaging signal stored in the first memory. Then the result of subtraction is output. The word length allocated to one pixel in the first and second memories is longer than the word length of one A/D converted pixel. | 07-22-2010 |
Patent application number | Description | Published |
20140147715 | LITHIUM ION SECONDARY BATTERY - A lithium ion secondary battery includes an electrode group formed by winding a positive electrode having a positive electrode current collector and a positive electrode active material layer, and a negative electrode having a negative electrode current collector and a negative electrode active material layer, with a separator interposed between the electrodes. A wound positive electrode current collector exposing section faces a wound negative electrode current collector exposing section with the separator interposed therebetween, thereby forming a heteropolar electrode current collector facing zone corresponding to at least one turn in the electrode group. A unipolar electrode current collector facing zone, in which adjacent portions of the wound current collector exposing section or the wound current collector exposing section face each other directly or with the separator interposed therebetween corresponds to at least one turn in the electrode group. | 05-29-2014 |
20140302366 | NONAQUEOUS ELECTROLYTE SECONDARY CELL - A nonaqueous electrolyte secondary battery includes: an electrode group including a positive electrode plate, a negative electrode plate, and a separator. The positive and negative electrode plates are wound with the separator interposed therebetween. The positive electrode plate includes a first current collector exposed portion where a portion of the positive electrode current collector corresponding to an outermost portion of the electrode group is exposed over a length of greater than or equal to one turn in a winding direction of the electrode group, and a second current collector exposed portion where a portion of the positive electrode current collector corresponding to a middle portion of the electrode group is exposed over a length of greater than or equal to one turn in the winding direction. A positive electrode lead is provided on the second current collector exposed portion so as to be connected to an external electrode. | 10-09-2014 |
20160028255 | SECONDARY-BATTERY CHARGING SYSTEM AND METHOD AND BATTERY PACK - A charging system includes battery pack and charger. During the charge of secondary battery, charge control unit controls charger so that the charger performs constant-current charge at a first charge current, and, when at least one of the following conditions is satisfied, switches the first charge current to a second charge current lower than the first charge current and continues the constant-current charge. The conditions include the condition that the SOC of secondary battery arrives at a threshold SOC value and the condition that the inter-terminal voltage of secondary battery arrives at a threshold inter-terminal voltage. In response to the degree of degradation of secondary battery, the charge control unit drops at least one of the threshold SOC value and the threshold inter-terminal voltage. | 01-28-2016 |
Patent application number | Description | Published |
20100066739 | IMAGE GENERATING APPARATUS AND IMAGE GENERATING METHOD - It is applicable to CG processing for interactive purposes, and reduces memory access amount for loading the vertex data of the input polygon model. An image generating apparatus ( | 03-18-2010 |
20110001793 | THREE-DIMENSIONAL SHAPE MEASURING APPARATUS, INTEGRATED CIRCUIT, AND THREE-DIMENSIONAL SHAPE MEASURING METHOD - It is possible to perform three-dimensional shape measurement with easy processing, regardless of whether an object is moving or not. An image capturing unit ( | 01-06-2011 |
20110018864 | REMOTE CONTROL DEVICE AND REMOTE CONTROL METHOD - A remote control device is provided which is of a relatively simple configuration and capable of remotely controlling a digital mirror apparatus or the like. | 01-27-2011 |
20110267354 | IMAGE GENERATING APPARATUS, IMAGE GENERATING METHOD, AND IMAGE GENERATING INTEGRATED CIRCUIT - To provide an image generating apparatus which can reduce a calculation amount by effectively utilizing a cache resource. | 11-03-2011 |
20130113794 | ANTIALIASING IMAGE GENERATION APPARATUS AND ANTIALIASING IMAGE GENERATION METHOD - An antialiasing image generation apparatus includes a distribution information acquisition unit configured to acquire distribution information that indicates the distribution of a plurality of Z values, a polygon data expansion unit configured to expand polygon data into display coordinates, a representative point pixel data generation unit configured to generate pixel data including a Z value at a representative point, an antialiasing technique selection unit configured to select an antialiasing technique using the Z value included in the pixel data and the distribution information, and an antialiasing processing unit configured to generate a graphics image by performing antialiasing processing on the pixel according to the selected antialiasing technique. | 05-09-2013 |
20140085301 | IMAGE GENERATION APPARATUS, IMAGE GENERATION METHOD, IMAGE GENERATION PROGRAM, AND INTEGRATED CIRCUIT - An image generation apparatus that renders a target pixel in a target scene by using Z-buffering, comprising: a unit that calculates a statistical value indicating distribution characteristics of Z depth values in a predetermined scene; a unit that, by using the statistical value, converts a Z depth value for the target pixel into a converted Z depth value; a unit that generates a first Z depth value for the target pixel by using the converted Z depth value and generates a second Z depth value for the target pixel by using the converted Z depth value or the Z depth value for the target pixel; and a unit that performs a first comparison using the first Z depth value as one comparison subject and, only when the first comparison cannot be successfully performed, performs a second comparison using the second Z depth value as one comparison subject. | 03-27-2014 |
20150235388 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus including: an acquisition unit that acquires a first image, a second image, and an identifier indicating whether or not a portion corresponding to the first image and included in a third image is to be subjected to a second process; a first processing unit that (i) performs a first process on the first and second images acquired by the acquisition unit to generate the third image and (ii) performs conversion on a α blend value of each pixel forming the generated third image for allocating the identifier to a portion of a possible range of the α blend value; and a second processing unit that controls whether to perform the second process on each pixel forming the third image generated by the first processing unit, on the basis of the converted α blend value. | 08-20-2015 |
20160035127 | THREE-DIMENSIONAL IMAGE DISPLAY SYSTEM, SERVER FOR THREE-DIMENSIONAL IMAGE DISPLAY SYSTEM, AND THREE-DIMENSIONAL IMAGE DISPLAY METHOD - Three-dimensional image display system includes server and client cooperating with server to display three-dimensional image. Server includes server memory storing vertex information indicating a vertex position of a polygon that forms a three-dimensional shape, valid polygon identification unit converting the vertex information into different coordinate systems, determining whether the polygon is a valid polygon for displaying based on the converted vertex information and viewpoint information transmitted from client, and generating valid vertex information indicating whether the vertex is valid for rendering the valid polygon, and server communicator transmitting valid vertex information to client. Client includes client memory storing the vertex information indicating the vertex position of the polygon that forms the three-dimensional shape, client communicator transmitting viewpoint information and receiving valid vertex information, and a polygon rendering unit reading the vertex information for only the valid vertex in valid vertex information, converting into different coordinate systems, and generating three-dimensional image. | 02-04-2016 |