baber/WOPTO huggingface dataset:
Patent JP-2011186407-A (JP)
Title: Photodetector using wavelength conversion element
Inventor: YUBE MASAO
IPC: G02F1/377
Filed: 2010-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a photodetector suitable for receiving quantum encryption or the like by reducing a dark count generated by a parasitic photon generated at a signal band by a parametric down-conversion process.  <P>SOLUTION: In the photodetector for making the signal light of a wavelength λ<SB>1</SB>and the excitation light of a wavelength λ<SB>2</SB>incident on a nonlinear optical medium converting the signal light to the sum frequency light of a wavelength λ<SB>3</SB>by sum frequency generation generated in the nonlinear optical medium and detecting the sum frequency light converted to the wavelength λ<SB>3</SB>, the periodic inversion structure of the code of the nonlinear constant of the nonlinear optical medium has such a structure that the code of the nonlinear constant is inverted at each period Λ<SB>0</SB>, the ratio of the inverted area and non-inverted area of a periodic modulation structure is changed in the length Λ<SB>0</SB>of a part of the nonlinear optical medium, and the ratio of turning the code of the nonlinear constant to one code increases as approaching both ends of the nonlinear optical medium.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011193041-A (JP)
Title: Solid-state imaging device
Inventor: SATO MAKI
IPC: H04N5/335
Filed: 2010-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To shorten a read time by performing two-row simultaneous read in the whole pixel read mode, wherein pixel sharing is performed and a pixel array is provided, in which a plurality of pixels are arranged in a diced (staggered) fashion.  <P>SOLUTION: A plurality of pixels are arranged in a diced (staggered) fashion, a row scanning circuit includes a first read scanning circuit for pixel access of odd-numbered rows and a second read scanning circuit for pixel access of even-numbered rows, two transfer transistors which are connected to two photoelectric conversion elements neighboring to each other between pixels among four photoelectric conversion elements in pixels of respective two-unit pixels neighboring in a column direction, are simultaneously rendered conductive, and signals are read in parallel from each photoelectric conversion element of the pixels of two rows of an odd-numbered row and an even-numbered row.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010240832-A (JP)
Title: Industrial robot and control method
Inventor: NOGAMI KAZUYOSHI
IPC: B25J17/00
Filed: 2010-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To provide an industrial robot having high responsiveness and enabled to be safely operated.  <P>SOLUTION: This industrial robot includes: a hollow chamber 3 rotatably supported by a base 2; an arm 4 rotatably supported by the hollow chamber 3; and driving means provided in the hollow chamber 3 and configured to drive the arm 4. The driving means is structured of at least two motors, and output of a second motor is input to an output shaft of a first motor. The plurality of motors are directly electrified by a brake power source, and configured so that a brake command is input from servo equipment to the first motor.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011191044-A (JP)
Title: Furnace bottom of electric furnace of structure to extend service life of tap hole
Inventor: MAEDA REIJI
IPC: F27D1/06
Filed: 2010-03-16
Abstract: <P>PROBLEM TO BE SOLVED: To provide a structure of a furnace bottom of an electric furnace having a tap hole of a structure capable of dispensing with replacement of the tap hole brick eroded at its upper part in tapping molten steel by changing the structure of the tap hole brick, and extending a service life of the tap hole brick, with respect to the structure of the brick of the eccentric bottom tapping type electric furnace having the tap hole.  <P>SOLUTION: In the eccentric bottom tapping type electric furnace 13, the tap hole bricks 1 having the tap holes 1a and having a length longer than a length of peripheral sleeve bricks 2 are formed on the furnace bottom 7 of the electric furnace, and upper ends of the tap hole bricks 1 are projected upward with respect to upper ends of the peripheral sleeve bricks 2. Further, on the furnace bottom 7 of the electric furnace having the tap hole bricks 1 and the peripheral sleeve bricks 2, a monolithic refractory 4 is appropriately placed on the sleeve bricks 2 and a monolithic refractory 3 forming the furnace bottom to fill a space to a height of the tap hole bricks 1.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2011193416-A (JP)
Title: Method of verifying certificate, verification server, program, and storage medium
Inventor: SATO AKANE
IPC: G06F21/60
Filed: 2010-03-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of verifying a certificate, which verifies a certificate safely and rapidly, and also to provide a verification server, program, and storage medium for executing this method.  <P>SOLUTION: The verification server has a storage unit for storing information relating to an encryption method used for electronic signature of a certificate. The verification server acquires information relating to a first encryption method from the certificate included in a request for verification from a terminal device. When the information relating to the first encryption method is not stored as valid information in the storage unit, the verification server determines that the information relating to the first encryption method is invalid. When the information relating to the first encryption method is stored as valid information in the storage unit and information relating to a second encryption method described in the certificate being on an authentication path is not stored in the storage unit during verification of the authentication path, the verification server determines that the information relating to the second encryption method is invalid.  <P>COPYRIGHT: (C)2011,JPO&INPIT
Patent JP-2010166076-A (JP)
Title: Semiconductor structure with reduced contact resistance
Inventor: VAN DE WALLE CHRISTIAN G
IPC: H01L21/28
Filed: 2010-03-17
Abstract: <P>PROBLEM TO BE SOLVED: To manufacture a long-life semiconductor device consuming low electric power by forming a high quality ohmic contact in a III-V group semiconductor material.  <P>SOLUTION: The semiconductor device 500 includes a first III-V group semiconductor layer 510, a III-V group semiconductor interlayer, and a metal layer 530 having a Fermi energy level. The metal layer 530 Fermi energy level is higher than energy levels of valence bands held by the first III-V group semiconductor layer 510 and by the III-V group semiconductor interlayer. The III-V group semiconductor interlayer energy level exists between the Fermi energy level of the metal layer 530 and the valence band energy level held by the first III-V group semiconductor layer 510. The III-V group semiconductor interlayer includes a second III-V group semiconductor layer 520 and a third III-V group semiconductor layer 525.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2011197177-A (JP)
Title: Fixing device and image forming apparatus
Inventor: TOKUDA TETSUO
IPC: G03G15/20
Filed: 2010-03-18
Abstract: PROBLEM TO BE SOLVED: To prevent a fixing device from being turned to a temperature excessively raised state.SOLUTION: The fixing device includes: a fixing sleeve 21 of a rotating endless belt; a pressing roller 31 which abuts on the outer peripheral surface of the fixing sleeve 21; an abutting member 26 arranged on the inner peripheral side of the fixing sleeve 21 and abutted on the pressing roller 31 through the fixing sleeve 21 and thus forming a nip part; a heating mechanism part (planar heating element 22, and heating element support member 23) for heating a predetermined area in the circumferential direction of the fixing sleeve 21; and a belt support member 32 which is not in contact with the fixing sleeve 21 during the cooling of the fixing device 20 and being in contact with the fixing sleeve 21 and supports the rotation at the end of start-up, on a position corresponding to an area other than the predetermined area for heating the fixing sleeve 21 by the heating mechanism part on the inner peripheral side of the fixing sleeve 21, which is also a position on the inner side to a certain degree respectively from both end parts in the axial direction of the fixing sleeve 21.
Patent JP-2011197928-A (JP)
Title: Storage device and method for changing encryption key
Inventor: UEJIMA HIROMASA
IPC: G06F21/80
Filed: 2010-03-18
Abstract: PROBLEM TO BE SOLVED: To provide a storage device capable of changing an encryption key without reducing the performance of input/output processing with respect to a business server, and to provide a method for changing the encryption key.SOLUTION: The storage device includes: a means for selecting a disk outside a pool as a copying destination; a means for selecting a block whose copying is incomplete from a disk in the pool on the basis of management information, reading and decrypting encrypted data from the selected block of a copying source, re-encrypting the decrypted data by using an encryption key different from the encryption key with the encrypted data encrypted, and writing the re-encrypted data in the copying destination; a means which excludes the copying source from the pool and incorporates the copying source into the pool to switch the connection of the disks when copying for all blocks of the copying source has been completed; and a means which sets the management information of the blocks in the copying source corresponding to the instruction to a copy incomplete state when a write instruction to the copying source is received from the outside.
Patent JP-2011195038-A (JP)
Title: Warning sound generator of automobile
Inventor: KAMEYAMA KAZUNAO
IPC: G10K15/04
Filed: 2010-03-19
Abstract: PROBLEM TO BE SOLVED: To provide a warning sound notification generator or a warning sound generator with a light emitting part generating warning sound during low speed traveling of an electric vehicle to pedestrians but generating no warning sound during high speed traveling.SOLUTION: A disc-shaped container 1 is mounted in a rotation center part on an external surface side of a wheel, four fan-surface-shaped cavities 5 are provided in the container 1, a pocket 7 is formed as a recessed part at an outer peripheral wall of each of the cavities 5, and a ball 8 having a size capable of freely falling and rolling into the pocket 7 is filled into each of the cavities 5. During low speed traveling, the ball 8 freely moves in the cavity 5 and collides with an inner wall of the cavity 5 to generate warning sound. During high speed traveling, the ball 8 entering the pocket 7 is not capable of escaping from the pocket 7 by receiving centrifugal force to generate no warning sound. The warning sound generator with the light emitting part may be made by combining the warning sound generator with a generator and an LED.
Patent JP-2011203499-A (JP)
Title: Retroreflection member
Inventor: HIRAYAMA GIICHI
IPC: E01F9/615
Filed: 2010-03-25
Abstract: PROBLEM TO BE SOLVED: To provide a retroreflection member capable of exhibiting retroreflection only on incident light made incident from a specified direction such as solar light incoming from a cosmic space.SOLUTION: The retroreflection member 210 includes: a cylindrical lens array arrayed along a flat plane; and a cylindrical reflection mirror surface array including cylindrical reflection mirror surfaces having center axes which are parallel to and are not in accord with curvature center axes of the cylindrical lenses according to respective cylindrical lenses 252 of the cylindrical lens array; wherein the incident light made incident from the specified direction along the light axis of the corresponding cylindrical lens and cylindrical reflection mirror is transmitted by the cylindrical lens array, is reflected by the cylindrical reflection surface array and, then, is retroreflected in the specified direction.
Patent JP-2011202795-A (JP)
Title: Driving device and image forming apparatus provided with the drive unit
Inventor: OMURA HIROISA
IPC: B65H3/06
Filed: 2010-03-26
Abstract: PROBLEM TO BE SOLVED: To provide a driving device preventing a support member of a clutch from rotating without addition of a new component.SOLUTION: The driving device includes: a clutch section 28A interrupting the transmission of rotational force from an input gear 26 to an output shaft 27A according to a supply state of current; a support member 29A arranged to cover the clutch section 28A, the support member rotatably supporting the output shaft 27A; a connector section 30A arranged to axially protrude oppositely to an input gear 26 side in the support member 29A, the connector section receiving input of current supplied to the clutch section 28; a housing section 31A formed in a housing 22 to receive the support member 29A, the housing section including an insert hole 32A through which the output shaft 27A is inserted and a locking section 33A engaged with the connector section 30A to regulate the rotation of the support member 29A.
Patent JP-2011209795-A (JP)
Title: Image processor, imaging device and program
Inventor: UTSUKI AKIHIKO
IPC: H04N5/243
Filed: 2010-03-29
Abstract: PROBLEM TO BE SOLVED: To avoid a black line from becoming thick when performing sharpening processing.SOLUTION: An image processor 10 includes: a high frequency component generating unit 11 for generating a high frequency component by applying smoothing processing to an input image to generate a smoothed image and subtracting the smoothed image from the input image using a filter having a width having not smaller than seven pixels; a thinned high frequency component generating unit 13 for generating a thinned high frequency component by applying thinning processing to the high frequency component; and a sharpened image generating unit 15 for generating a sharpened image by adding the thinned high frequency component to the input image.
Patent JP-2011211284-A (JP)
Title: Portable electronic equipment
Inventor: ISHIDA YUJI
IPC: G06F3/023
Filed: 2010-03-29
Abstract: PROBLEM TO BE SOLVED: To provide mobile electronic equipment for improving operability of an operation unit.SOLUTION: The portable electronic equipment includes: a casing; a plurality of operation units 14 disposed in the casing; an operation detection unit 16 for detecting operation to each operation unit 14 included in the plurality of operation units 14; a memory 44 for storing first correlation data where a different operation content is correlated with each operation unit 14 included in the plurality of operation units 14, and second correlation data where the same operation content is correlated with the operation units that are respective operation units 14 included in the plurality of operation units 14 and are mutually adjacently disposed in the casing; and a controller 45 for selecting one of the first correlation data and the second correlation data stored in the memory 44 according to prescribed conditions and executing the operation content when the operation detection unit 16 detects operation to the operation unit 14 based on the selected first correlation data or the selected second correlation data.
Patent JP-2011208514-A (JP)
Title: Hermetic compressor
Inventor: YAMAOKA MASAKAZU
IPC: F04B39/00
Filed: 2010-03-29
Abstract: PROBLEM TO BE SOLVED: To provide a hermetic compressor suppressed in the maximum rotational swing amount by avoiding the resonance of a coil spring.SOLUTION: This hermetic compressor includes the coil spring 24 one end of which is press-fitted and fixed onto a shell snub bar 21 and the other end of which is loosely fitted onto a snub bar 23. The ratio of the portion of the shell snub bar 21 to the portion of the snub bar 23 which are allowed to come into contact with the effective winding part 32 of the coil spring 24 is within the range of approximately 70-80%, and a curve forming the contour of the outline of the snub bar 23 is formed gentler than a curve forming the contour of the outline of the shell snub bar 21. Consequently, the maximum rotational swing amount can be suppressed by avoiding the resonance of the coil spring 24.
Patent JP-2011208712-A (JP)
Title: Compressed gas filling method and compressed gas filling device
Inventor: OGAWA MITSUHIRO
IPC: F17C5/06
Filed: 2010-03-29
Abstract: PROBLEM TO BE SOLVED: To decide whether or not a concentration of impurity gas after filling a compressed gas exceeds predetermined concentration before filling the compressed gas.SOLUTION: The method comprises a step of opening a first opening/closing valve 32 and filling the compressed gas in a plurality of pressure vessels when opening the original valve B1 of each pressure vessels B after connecting the plurality of pressure vessels B with the compressed gas remained inside to a compressed gas filling device 1, equally pressurizing and analyzing the concentration of the impurity gas included in the compressed gas by an analyzer and determining if the concentration of the impurity gas is below an analysis pass value prior to filling calculated from a product pass value of concentration of the impurity gas in the pressure vessels after filling the compressed gas and a filling condition to the pressure vessels. Thereby, it is possible to perform analysis efficiently because the plurality of pressure vessels B can simultaneously be analyzed. In addition, it is possible to reduce the loss of the gas greatly as well.
Patent JP-2011211109-A (JP)
Title: Photovoltaic power generation system
Inventor: IENAGA EIJI
IPC: H01L31/042
Filed: 2010-03-30
Abstract: PROBLEM TO BE SOLVED: To provide an efficient photovoltaic power generation system with reduced power loss, capable of connecting solar panels via a short wire without being affected by an installation orientation of the solar panels.SOLUTION: In the photovoltaic power generation system 100 including a solar panel PV and a rack RK for mounting the solar panel PV, conductive power supply buses DBU 1 and 2 are provided on a rear face of the rack RK, and the conductive power supply buses DBU 1 and 2 are connected with a positive electrode PDK and a negative electrode NDK of the solar panel PV via electric wires WE 1 and 2, respectively.
Patent JP-2011222543-A (JP)
Title: Electronic device
Inventor: YASUDA YUKIHIRO
IPC: H05K7/20
Filed: 2010-04-02
Abstract: PROBLEM TO BE SOLVED: To provide an electronic device that has a heat dissipation structure and is capable of preventing a malfunction and destruction of an integrated circuit chip due to static electricity accumulated from outside.SOLUTION: The electronic device has a connector 232 that electrically connects a heat emitting part 23 having conductivity and a conductive part of a substrate 200. Thanks to the connector 232 if, for example, static electricity is accumulated in the heat emitting part 23 from outside, current in connection with discharge of the static electricity flows through the connector 232 to the conductive part (ground potential) of the substrate 200.
Patent JP-2011210220-A (JP)
Title: Evaluation system and problem solution system
Inventor: KIN FUMINARI
IPC: G06Q50/10
Filed: 2010-03-30
Abstract: PROBLEM TO BE SOLVED: To provide a method for evaluating and displaying online characters or figures, and to provide environment wherein problems which happen to persons can be solved.SOLUTION: The method for evaluating and displaying user IDs in an Internet participation space includes the steps of: (a) providing an online evaluation means, capable of performing evaluation to a user B, to a terminal of a user A; (b) receiving evaluation information to the user B from the terminal of the user A; (c) calculating IDs of the users based on the received evaluation information; (d) displaying the calculated IDs of the users; and (e) providing the environment wherein the problems are solved, and it is easy to perform negotiation and communication.
Patent JP-2011228833-A (JP)
Title: Earphone
Inventor: KANEKO TOMOYA
IPC: H04R1/10
Filed: 2010-04-16
Abstract: PROBLEM TO BE SOLVED: To provide an earphone with a simple structure that grips a cable to securely restrict the movement of the cable to unfailingly prevent dropping off, eliminate necessity of making a knot of the cable, facilitate the manufacturing thereof, realize a smaller size and achieve enhanced sound quality.SOLUTION: A structure of an earphone comprises: an external acoustic meatus insertion member having at least one part configured to be insertable into an external acoustic meatus; a housing to which the external acoustic meatus insertion member is attached; a driver unit disposed in the housing and generating a sound; a first holding member directly attached to the housing and having the inside into which a cable, whose one end is connected to the driver unit, is inserted; and a second holding member attached to the first holding member and into which the cable is inserted therein. When the second holding member is attached to the first holding member, the first holding member grips the cable to securely restrict the movement of the cable.
Patent JP-2011224444-A (JP)
Title: Rice polishing apparatus
Inventor: SHIROMIZU HIROSHI
IPC: B02B3/00
Filed: 2010-04-16
Abstract: PROBLEM TO BE SOLVED: To provide a rice polishing apparatus which reduces irregularity in rice polishing and improves a yield.SOLUTION: In the rice polishing apparatus which includes a conveying portion for conveying unpolished rice, and a rice polishing portion provided continuously to the conveying portion and polishing the unpolished rice conveyed from the conveying portion between a cylindrical agitating roll and a cylindrical bran removing net accommodating the agitating roll under a predetermined rice polishing pressure, a projection projectively extending in the longitudinal direction of the roll and a restricting portion extending from the middle of the projection along the peripheral surface of the agitating roll and restricting the movement of the unpolished rice are formed on the peripheral surface of the agitating roll.
Patent JP-2011227241-A (JP)
Title: Image forming apparatus
Inventor: OGISO MARIKA
IPC: G03G15/01
Filed: 2010-04-19
Abstract: PROBLEM TO BE SOLVED: To prevent a ghost image from being generated even if a developer whose polarity is changed is reversely transferred to a photoreceptor.SOLUTION: A controller applies cleaning bias to each cleaning roller (S2), the cleaning bias having a second polarity opposite to a first polarity and constituting a first potential V1 when full-color printing is executed (No for S1), and performs a bias reduction control (S6) in which the cleaning bias to be applied to the cleaning roller corresponding to a developing roller separated from the photoreceptor is set at a second potential V2. The second potential V2 has a second polarity and whose absolute value is smaller than the first potential V1 (S6) when a single-color printing is executed (Yes for S1).
Patent JP-2011225712-A (JP)
Title: Method for producing biomass phenol resin
Inventor: SAITO HIROAKI
IPC: C08G8/28
Filed: 2010-04-20
Abstract: PROBLEM TO BE SOLVED: To provide an inexpensive biomass phenol resin having a low softening point, high fluidity during molding, excellent molding property, and a high plant-derived material rate.SOLUTION: A production method of a biomass phenol resin is provided, comprising reacting a starch derivative as carbohydrates with phenols containing plant-derived unsaturated alkyl phenols and fossil fuel-derived phenols under acidic conditions. The phenols are preferably used by 200 to 800 parts by mass with respect to 100 parts by mass of the starch derivative.