baber/WOPTO huggingface dataset:
Patent JP-2004163817-A (JP)
Title: Projector
Inventor: ITO YOSHITAKA
IPC: G02B27/28
Filed: 2002-11-15
Abstract: <P>PROBLEM TO BE SOLVED: To provide a small-sized projector constituted such that the color expression region of a projected image is enlarged and also the light utilization is improved by forming the projected image of four kinds of color light.  <P>SOLUTION: As for the projector provided with a light source 10, a color separation optical system 20, a light modulation optical system 30 and a color synthesis optical system 50, four kinds of color light having different outgoing directions are formed by the color separation optical system 20. The light modulation optical system 30 is provided with a 1st two-color modulation electrooptical device 31 for modulating two kinds of color light among four kinds of color light separated by the color separation optical system and a 2nd two-color light modulation electrooptical device 32 for modulating two other kinds of color light. Both of two-color modulation electrooptical device is provided with a microlens array on the substrate facing the color separation optical system, and provided with a plurality of subpixels corresponding to each microlens.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004169341-A (JP)
Title: Method and apparatus for controlling tunnel ventilation
Inventor: SHIKAYAMA MASAHIRO
IPC: F24F7/06
Filed: 2002-11-19
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem that a parameter of a forecasting model is made improper owing to the time variation of a controlled object.  <P>SOLUTION: An apparatus for controlling tunnel ventilation, which concurrently performs adaptation control and learning control in an asynchronous manner, is equipped with an adaptation control means 104 for estimating and compensating for a value of an error included in the results of model computation for predicting an in-tunnel state, and a predicted model learning means 105 for calculating back and updating a time varying parameter (for example, the amount of emission of smoke from a vehicle decreases with an improvement in fuel economy) of the model in accordance with a track record. A deterioration in control performance can be avoided by automatically acquiring long-term transition between physical models, and a short-term variation in physical phenomenon in a tunnel can be compensated for in each case by the adaptation control.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004172860-A (JP)
Title: Phase synchronizing optical modulation system and optical modulation element
Inventor: YAMADA HIROMI
IPC: H04B10/508
Filed: 2002-11-19
Abstract: <P>PROBLEM TO BE SOLVED: To match automatically the phase of an optical modulation signal at the time of coding or gating in an optical time division multiplex communication and the phase of a short light pulse behaving as the base for coding or that of a light pulse signal in which the number of channel signals to be subjected to gating are superimposed.  <P>SOLUTION: Demultiplexer 70 branches a short light pulse train generated in a short light pulse generator 10 just before the short light pulse train enters an optical modulator 12. One of the branched light from the demultiplexer 70 enters the optical modulator 12, while the other is received at a photodetector 76 and converted into an electric signal. The converted electric signal converted in the photodetector 76 is input into a phase comparator 74, which compares the phase of a reference clock signal fed from a reference clock signal generator 34 and that of the electric signal converted in the photodetector 76. Based on the phase difference, the phase of the clock signal to be input in a generator 10 is adjusted by a variable phase retardation device 72 to match the phase of the short light pulse train 24 just before its entrance in the optical modulator 12 and that of the electric signal 28 fed from a modulation signal generator 32 to the optical modulator 12.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004170312-A (JP)
Title: Pressurizer for pressurized water reactor
Inventor: TANAKA YUTAKA
IPC: G21D3/00
Filed: 2002-11-21
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the cost and enhance the maintainability by heating primary cooling water without using an electric heater.  <P>SOLUTION: A pressurizer for a pressurized water reactor is provided with a power source 12 for supplying a current, an induction coil wound around the outer circumference of a container 11 and generating induction heating when the current is supplied from the source 12 to heat the container 11 by the induction heating and a control device 14 for controlling the current supplied from the source 12 to the coil 13 so as to prevent the outer circumferential surface temperature of the container 11 from exceeding a predetermined temperature.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004168399-A (JP)
Title: Chicken egg packaging container having insect preventive property
Inventor: KURIHARA TERUJIRO
IPC: B65D85/32
Filed: 2002-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a chicken egg packaging container made of a plastic having insect preventive property which can be accurately and quickly fitted when a lid is placed.  <P>SOLUTION: A container main body (A) and a lid body (B) which have an approximately rectangular contour shape on the plane with each other are kept under a fitted state with a fitting protruding step surface (15a) and a fitting indented step surface (15b) which are extended into a rail configuration only along shorter edge edging flanges (2a) and (2b) being in parallel. Longer edge edging flanges (1a) and (1b) extended on an opening/closing hinge (3) side are simply kept under a state being in total surface-contact with each other on the butted surface (L-L). Then, on three edges, the other longer edge edging flange extended on a remaining free end side and both shorter edge edging flanges, a plurality of peripheral partitioning protruding walls (16a) and (16b) which are scattered are set to keep the partial fitted state. At the same time, longer edge edging flanges on the free end side are set to be sealed into a closely joined state with an adhesive tape (10).  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2003322724-A (JP)
Title: Optical fiber connection switching device
Inventor: FUJIKAKE SACHINORI
IPC: G02B6/00
Filed: 2002-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To quickly grasp an entanglement of optical fibers occurring in an optical fiber connection switching device and to enable the situation to be dealt with.  <P>SOLUTION: An array panel 100 and a connection panel 103 are placed opposite to each other, with a desired plug 200 inserted/drawn using the adaptor 105 of the connection panel 130. On the array panel side, there are installed a feeding mechanism 220 capable of taking up optical fibers and an extra length storing part 100 for storing the extra length of each optical fiber. The feeding mechanism is equipped with a driving feed roller 221 situated below the optical fibers, a movable pulley 223 situated above the desired optical fiber on the feed roller, and a means 224 for detecting rotational amount of the movable pulley. Accordingly, the feed of the optical fibers can be managed by the rotational amount detecting means, thereby improving reliability by quickly detecting a entanglement of optical fibers. A plug entanglement can be promptly dealt with, so that maintainability is enhanced.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004171492-A (JP)
Title: Development framework and development support method
Inventor: HIGA YASUO
IPC: G06F9/44
Filed: 2002-11-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a development framework by which appropriate variable processing is done without paying attention to termination processing by a developer.  <P>SOLUTION: The development framework is that used for developing a software system for web application and manages a variable by one or more groups consisting the web application. The web application is composed of a plurality of pages and determines whether the pages at a transition origin and the page at a transition destination are belong to the same group or not in inter-page movement. When, the pages at the transition origin and the pages at the transition destination do not belong to the same group, the variable held by the group is aborted.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004179810-A (JP)
Title: Image encoder
Inventor: HOSOKI KOJI
IPC: H04N19/105
Filed: 2002-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image encoder for performing motion searching processing in compliance with the MPEG2 and MPEG4 standards with a small quantity of hardware.  <P>SOLUTION: The image encoder includes: an error accumulating arithmetic unit capable of calculating the absolute difference sum of at least one field block comprising 8 lateral pixels and 4 longitudinal pixels in order to perform the motion searching processing for both the MPEG2 and MPEG4 with one hardware resource; and a means that combines the absolute difference sum and sums up the combined sums so as to calculate an error and a motion vector with respect to frame prediction in the MPEG2, an error and a motion vector with respect to field prediction, an error and a motion vector with respect to 16×8 field prediction, and an error and a motion vector with respect to 4MV prediction in parallel, and stores minimum values of the respective errors and the motion vectors.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004176611-A (JP)
Title: Catalyst deterioration determining device
Inventor: UCHIDA TAKAHIRO
IPC: F01N3/24
Filed: 2002-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To suppress worsening of emission and drivability to the minimum extent and determine degree of deterioration of exhaust gas purifying catalyst precisely.  <P>SOLUTION: This catalyst deterioration determining device is provided with the catalyst 32 purifying exhaust gas, a first air-fuel ratio sensor 35 arranged on the upstream side of the catalyst 32, a second air-fuel ratio sensor 36 arranged on the downstream side of the catalyst 32, a means for switching air-fuel ratio between lean air-fuel ratio and rich air-fuel ratio by active A/F control based on output of the second air-fuel ratio sensor 36 and calculating amount of oxygen occlusion of the catalyst 32 per change-over of air-fuel ratio based on output of the first air-fuel ratio sensor 35, and a means for determining degree of deterioration of the catalyst 32 based on an amount of oxygen occlusion and the number of calculation of the amount of oxygen occlusion.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004180413-A (JP)
Title: Permanent magnet commutator motor
Inventor: OMORI KAZUHIRO
IPC: H02K13/00
Filed: 2002-11-26
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a commutator motor at low cost and secure its electric insulation, by removing the electrostatic coating applied for insulation between the core and a coil.  <P>SOLUTION: The electric insulation between the core and the coil is secured by press-fitting or inserting two thin plastic parts between the core and the coil from both sides of core slots.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004179351-A (JP)
Title: Junction field effect transistor and method for manufacturing the same
Inventor: SAWADA KAZUYUKI
IPC: H01L27/06
Filed: 2002-11-27
Abstract: <P>PROBLEM TO BE SOLVED: To reduce on-state resistance and ensure high breakdown voltage while keeping an allowable range of variance of gate concentration of a JFET in every process.  <P>SOLUTION: After impurities are injected into an area with a depth of 1 or 2 or more in a p-type Si substrate 1, thermal diffusion is generated and an n-type impurity layer 2 is formed as an extension drain area. Therefore, the drain concentration of the n-type impurity layer 2 as the extension drain area becomes uniform independent of depth, and a limit of the gate concentration in the JFET is relieved, so that on-state resistance can be reduced and high breakdown voltage be also ensured while an allowable range of variance of gate concentration in the JFET in every process is kept.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004178402-A (JP)
Title: Face image processing device, face image processing method and face image processing program
Inventor: ISHIHARA MASANORI
IPC: G06T1/00
Filed: 2002-11-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a face image processing device for conducting personal authentication by using the image data of the face which adequately determines an face area to be registered and authenticated.  <P>SOLUTION: N sheets of face image dictionary G<SB>αi</SB>(i= 1 to N) different in shrinkage degree α are generated based on face image data in a rectangle area including the eyes, nose and mouth of a model face image Fm preliminarily stored, and a correlation coefficient in each scan position is computed by individually scanning each of the N sheets of the face image dictionary G<SB>αi</SB>in the whole area of the face image data F inputted. Then, the scan position information of each face image dictionary G<SB>αi</SB>whose maximum correlation coefficient computed is more than a threshold level, its width and height are stored in a face image extraction position memory, and the face image data A of a person to be registered and the face image data B of a person to be authenticated are extracted from the inputted face image data F in accordance with a rectangle face area GS corresponding to a barycentric position (x<SB>g</SB>, y<SB>g</SB>) of the maximum correlation position information and the average values (W<SB>b</SB>, H<SB>b</SB>) of its width and height.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004180839-A (JP)
Title: Reel display device
Inventor: ASAZAKI I
IPC: A63F7/02
Filed: 2002-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reel display device preventing friction and damage on symbol display bodies, reducing the number of components and facilitating assembling work and replacing work of the components.  <P>SOLUTION: This reel display device is formed by aligning a plurality of symbol display mechanisms 1. Each pattern display mechanism 1 which rotates the symbol display body 2 by winding the endless belt type symbol display body 2 around a driving wheel 11 and a driven wheel 21 and drives the driving wheel 11 is attached to each mechanism body 71. A backlight mechanism 100 corresponds to each symbol display mechanism 1, a guide member 120 formed of a material having sliding performance is provided in the front side relative to the symbol display body 2 and the backlight mechanism 100 is detachably attached to each mechanism body 71.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2003193206-A (JP)
Title: Stainless steel for separator of polymer electrolyte fuel cell and polymer electrolyte fuel cell
Inventor: TARUYA YOSHIO
IPC: C22C38/58
Filed: 2002-12-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide stainless steel for a separator of a polymer electrolyte fuel cell having low contact electrical resistance and the polymer electrolyte fuel cell provided with a separator composed of the stainless steel.  <P>SOLUTION: In the stainless steel 10 for the separator of the polymer electrolyte fuel cell, one or more kinds of conductive M<SB>23</SB>C<SB>6</SB>type, M<SB>4</SB>C type, M<SB>2</SB>C type and MC type carbide based metallic inclusions 15 and a M<SB>2</SB>B type boride based metallic inclusion 13 are dispersed and exposed on the surface and the surface roughness expressed by center line average surface toughness Ra is 0.06 μm to 5 μm. The polymer electrolyte fuel cell is provided with the separator. The metal elements (M) in the M<SB>23</SB>C<SB>6</SB>type, M<SB>4</SB>C type, M<SB>2</SB>C type and MC type carbide based metallic inclusions and the M<SB>2</SB>B type boride based metallic inclusion preferably contain one or more kinds of chromium, molybdenum and tungsten.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2004181772-A (JP)
Title: Bamboo charcoal particle-containing composition and its molded product
Inventor: YOSHIKAWA YOSHIHIKO
IPC: C04B26/02
Filed: 2002-12-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a bamboo charcoal particle-containing composition and its molded product, in which a discarded bamboo or various wastes are recycled for an effective utilization of resources and for a restriction of environmental destruction of the earth.  <P>SOLUTION: The bamboo charcoal particle-containing composition 5 contains bamboo charcoal particles 1 pulverized by crushing or the like, inorganic granule 2 obtained by making domestic wastes and industrial wastes to be mixed with the bamboo charcoal particles 1 inorganic by a heating treatment or the like to be pulverized by crushing, and a connecting material 3 to be mixed with the bamboo charcoal particles 1 and inorganic granule 2.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004183578-A (JP)
Title: Control device for internal combustion engine
Inventor: HASHIMOTO HIROSHIGE
IPC: F02D23/02
Filed: 2002-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a control device for an internal combustion engine improving startability in an extreme high temperature of an internal combustion engine.  <P>SOLUTION: The control device for an internal combustion engine for controlling the internal combustion engine 1 provided with a turbocharger 11 having an electric motor 11b allowing a compressor 11a to rotate, comprises: electric motor control means 16, 21 performing an electric motor scavenging mode for scavenging within one or plurality of combustion chamber(s) 3 of the internal combustion engine 1 by supplying electric power to and driving the electric motor 11b before starting the internal combustion engine 1; and a combustion chamber temperature detection means 29 detecting a temperature of the combustion chamber(s) 3. When the combustion chamber temperature detection means 29 detects a temperature higher than a predetermined temperature, the electric motor control means 16, 21 performs the electric motor scavenging mode.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004153984-A (JP)
Title: Rotational position detecting device
Inventor: TAKAHASHI MASAYA
IPC: H02K11/00
Filed: 2002-10-30
Abstract: <P>PROBLEM TO BE SOLVED: To assemble components of a rotational position detecting device to a stator core of a rotating electric machine by good space factor by miniaturizing them, and to detect a rotational position without being affected by generated magnetic field in a stator core.  <P>SOLUTION: Magnet rings on the circumference of which N poles and S poles are magnetized are mounted on a rotating shaft of the rotating electric machine. A magnetism sensing element is arranged at the side of the stator core of the rotating electric machine in such a way as to face the side of the magnet rings via a gap.  <P>COPYRIGHT: (C)2004,JPO
Patent JP-2004185447-A (JP)
Title: Paper money discrimination apparatus and paper processing apparatus
Inventor: YUI NORIHIKO
IPC: G07D7/00
Filed: 2002-12-04
Abstract: <P>PROBLEM TO BE SOLVED: To provide a paper money discrimination apparatus capable of accurately discriminating a paper money even when lack exists in the feature data of an acquired paper money.  <P>SOLUTION: The paper money discrimination apparatus 1 is provided with a transport part 15 for transporting a paper money, a paper money measuring means 11 for measuring the feature quantities of the transported paper money and acquiring feature data and a discrimination means 27 for discriminating the paper money on the basis of the acquired feature data and reference feature data. The discrimination means 27 is constituted so as to detect lack of the acquired feature data, generate processed feature data compensating the lacked feature data, and when the processed feature data are generated, discriminate the paper money on the basis of the processed feature data and the reference feature data.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004182440-A (JP)
Title: Image forming device and recording head
Inventor: TSURUI NORIO
IPC: B65H5/06
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To perform stable paper feeding operation while preventing reduction of recording precision caused by floating of a recording medium from a platen.  <P>SOLUTION: A plurality of rotatable driven rollers 48 are arranged on the platen 22 on the downstream side of a driven roller 41 which is a first conveyance means and an auxiliary scanning roller 21 and on the upstream side of a recording head 23. The driven roller 48 is pressed against the platen 22 by predetermined pressure and comes into contact with the platen 22 or leaves it freely. A spur 32 which is a second conveyance means and a delivery roller 31 are arranged on the downstream side of the recording head 23. The spur 32 and the delivery roller 31, the driven roller 41 and the auxiliary scanning roller 21, and the driven roller 48 and the platen 22 come into contact mutually or leave from each other in the interlocking operation. When distance between the driven roller 41 and the auxiliary scanning roller 21 is 1<SB>1</SB>, distance between the driven roller 48 and the platen 22 is 1<SB>2</SB>, and distance between the spur 32 and the delivery roller 31 is 1<SB>3</SB>, the following relation, 1<SB>1</SB><1<SB>2</SB><1<SB>3</SB>, is satisfied.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004184338-A (JP)
Title: Vehicular information providing system and communication system thereof
Inventor: KIDO MIHO
IPC: G08G1/137
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a vehicular information providing system, which easily and economically performs the construction of new data and modification thereof, and also to provide a communication system therefor.  <P>SOLUTION: The information providing system 1 for a vehicle comprises a base station 10 as a transmission source of information, and an information providing device 20 for the vehicle, providing the information received from the base station 10 to occupants in the vehicle. The information providing device 20 for the vehicle acquires the travel history of the vehicle and then transmits the information of the acquired travel history to the base station 10 by an on-vehicle communications apparatus 21 to communicate with the base station. The base station 10 receives the information of the travel history, which is transmitted by communication equipment 11 on the base station side via the on-vehicle communications apparatus 21 to communicate with the information providing device 20, and then stores the information of the received travel history.  <P>COPYRIGHT: (C)2004,JPO&NCIPI
Patent JP-2004182178-A (JP)
Title: Mounting structure of side sill garnish on vehicle body
Inventor: IIJIMA TOSHIO
IPC: B62D25/20
Filed: 2002-12-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide mounting structure of a side sill garnish on a vehicle body, capable of preventing deformation of the side sill garnish without increasing the number of parts.  <P>SOLUTION: This mounting structure 15 of the side sill garnish on the vehicle body is a member for covering a portion 20 exposed to the outside of a vehicle of the side sill 13 constituting a vehicle body. The mounting structure 15 of the side sill garnish on the vehicle body has a thin bent part 22 at the midway. The one sectioned by the bent part 22 and the other are constituted of a garnish main body 23 and a garnish accessory part 24, respectively. By bending the structure 15 at the bent part 22, the structure 15 is made to copy the shape of the side sill 13. When the structure 15 is mounted on the side sill 13, the bent part 22 is arranged on a lower side of a lower part 25 of the side sill 13.  <P>COPYRIGHT: (C)2004,JPO&NCIPI