baber/WOPTO huggingface dataset:
Patent JP-2000253375-A (JP)
Title: Digital image encryption method, image encryption system and encrypted image decoding system
Inventor: ZENG WENJUN
IPC: H04N21/2347
Filed: 2000-02-04
Abstract: PROBLEM TO BE SOLVED: To realize a digital image scramble system that gives less adverse effects onto a picture compression rate. SOLUTION: A data router/buffer 160 receives a conversion coefficient, a motion vector (in the case of being applicable), and one or more encryption keys or shuffle tables and applies cache processing to them during the encryption. The data router/buffer 160 makes one or more functions connected to the data router/buffer 160 utilize data according to a proper sequence. For example, in the case of receiving an individual conversion coefficient block, the data router/buffer 160 gives the block to a code bit handler 162 and a bit scrambler 170, where the block is code-bit-scrambled.
Patent JP-2000174142-A (JP)
Title: Semiconductor storage device
Inventor: KURIYAMA SACHITADA
IPC: H01L27/11
Filed: 2000-02-04
Abstract: PROBLEM TO BE SOLVED: To enable a semiconductor storage device to operate stably. SOLUTION: In a semiconductor storage device, a plurality of memory cells each having one pair of first-conductivity first and second transistors for drive, one pair of second-conductivity first and second transistors for load, and one pair of first and second access transistors is arranged in a matrix-like state. The storage device is provided with word lines 69 which are formed so that the lines 69 may be extended in a prescribed direction and give gate potentials to the gate electrodes of the first and second access transistors and a plurality of power supply voltage wiring layers 75a which are formed so that the layers 75a may be extended in the direction nearly perpendicular to the extended direction of the word lines 69. The wiring layers 75a are connected to each other through the memory cells arranged in the perpendicular direction.
Patent JP-2001214958-A (JP)
Title: Continuously variable transmission for vehicle
Inventor: TSUKADA YOSHIAKI
IPC: F16H15/52
Filed: 2000-02-02
Abstract: PROBLEM TO BE SOLVED: To dispense with mechanisms except for a continuously variable transmission and moving a vehicle by pushing it by a light force in the continuously variable transmission for the vehicle transmitting a shiftable power from a driving rotary member to a driven rotary member by the movement of a carrier pivoting a shift rotary member in friction contact with the driving rotary member and the driven rotary member. SOLUTION: At least, one of the driving rotary member 27 and the driven rotary member 28 is driven in the direction mutually separated therefrom along the axis of the transmission shaft by a power cutoff means 70. At least, one of the friction contact between the driving rotary member 27 and the driven rotary member 28, and between the first and the second friction transmission faces 40, 41 is released.
Patent JP-2001226322-A (JP)
Title: Method for 2-substituted propionic acid
Inventor: WATANABE TADASUKE
IPC: C07C67/38
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a 2-substituted propionic acid by converting a halomethyl styrene into a styrene derivative, by which the 2-substituted propionic acid can effectively be produced and which can reduce the self polymerization of the styrene compound on a carbonylation process. SOLUTION: This method for producing the 2-substituted propionic acid (loxoprofen) of the general formula III, characterized by (1) reacting an adipic acid dieter with an alkoxide; M(OR)n (R is a <=5C alkyl; M is an alkali metal or an alkaline earth metal), coupling the reaction product with a halomethylstyene, (2) reacting the obtained intermediate with water or an alcohol in the presence of a metal catalyst to produce the compound of the general formula (II) (R' is a <=4C alkyl; R" is H or a <=4C alkyl; R' and R" may be the same or different), and then (3) subjecting the produced compound of the general formula (II) to decarbonation and hydrolysis reactions.
Patent JP-2001220787-A (JP)
Title: Bathroom unit
Inventor: KASAI HIDEKI
IPC: E03C1/12
Filed: 2000-02-10
Abstract: PROBLEM TO BE SOLVED: To provide a bathroom unit such that even if water leaks out of a bathroom from a joint between wall panels or between the wall panel and a watertight pan or the like, it will not leak under the floor of a building or to lower stories. SOLUTION: In the bathroom unit, hot or cold water flowing into the threshold part of a door is received by a waste water receiving part provided below the threshold part and is drained into a drain pipe line. A leak receiving part for receiving water leaking outside of the wall surface of the bathroom is provided in a position along the threshold part and has a drain passage through which the water received is drained into the waste water receiving part.
Patent JP-2001224337-A (JP)
Title: Method for producing crucian carp sushi
Inventor: TSUMURA YUJI
IPC: A23L7/10
Filed: 2000-02-14
Abstract: PROBLEM TO BE SOLVED: To enable the preparation of a crucian carp Sushi good in eating in a short period (if possible, within two months). SOLUTION: This method for preparing the crucian carp Sushi is characterized by pickling salted crucian carps in cooked rice at a constant temperature within a range of 25 to 35 deg.C, especially at about 30 deg.C.
Patent JP-2001230333-A (JP)
Title: Semiconductor integrated circuit device
Inventor: SEKINE YASUSHI
IPC: H01L21/8249
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To raise the current amplification factor of a bipolar transistor. SOLUTION: The semiconductor integrated circuit device has bipolar transistors each comprising a second conductivity type first semiconductor region formed on a main surface of a first conductivity type semiconductor substrate, a base region composed of a second conductivity type first semiconductor region formed in the first semiconductor region, an emitter region composed of a second conductivity type third semiconductor region formed in the second semiconductor region, and a collector region composed of a second conductivity type fourth semiconductor region formed in the second semiconductor region so as to be opposite to the third semiconductor region, and the first semiconductor region is electrically connected to the fourth semiconductor region.
Patent JP-2001228668-A (JP)
Title: Image forming device and lubricant coating device provided in the same
Inventor: KOSUGE AKIO
IPC: G03G15/01
Filed: 2000-02-18
Abstract: PROBLEM TO BE SOLVED: To obtain an image forming device where plural image carriers are arrayed in a transfer material carrying direction, a toner image formed on the image carrier is transferred to transfer material and toner left after transfer adhering to the surface of the image carrier after transferring the toner image is removed by a cleaning device; and in which image quality is prevented from being deteriorated by paper powder included in the toner left after transfer in the case of providing a toner returning means for returning the toner left after transfer removed by the cleaning device to the cleaning device. SOLUTION: The toner returning means is provided only between the cleaning devices 27M, 27C and 27BK removing the toner left after transfer from the image carriers 2M, 2C and 2BK other than the image carrier 2Y on the most upstream side in the transfer material carrying direction and developing devices 22M, 22C and 22BK.
Patent JP-2001237795-A (JP)
Title: Transmitter
Inventor: KINOSHITA OSAMU
IPC: H04J3/00
Filed: 2000-02-21
Abstract: PROBLEM TO BE SOLVED: To provide a transmitter, where the frame phases of many channels can be surely matched by a comparatively simple adjustment, without having to use a complicated control circuit. SOLUTION: The transmitter is provided with a frame replacing part 110 for outputting an incoming data frame in synchronization with a given frame pulse, a frame timing generating circuit 140 for generating the frame pulse, input processing circuits 121 to 12n for determing as to whether the frame phase of data outputted from the part 110 is in a prescribed time width, and a setting part for controlling the generating timing of the frame pulse by controlling the circuit 140.
Patent JP-2001233511-A (JP)
Title: Two-point support winder and manufacturing method for the winder
Inventor: SEKITO MITSURU
IPC: B65H18/08
Filed: 2000-02-24
Abstract: PROBLEM TO BE SOLVED: To provide a two-point support winder capable of winding up at a high speed with a stable tension by suppressing a variation in winding up speed and a manufacturing method for the winder. SOLUTION: This two-point support winder 20 comprises a winding member 22 having a pair of support parts 31a and 31b, a rotating means 25 rotating the winding member 22 about the rotating axis (z) of the support parts 31a and 31b, and a revolving means 24 rotating the center (z). The two-point support winder 20 further comprises a speed regulating mechanism for rotating means 27 for regulating the rotating angular speed of the rotating means 25 and a speed regulating mechanism for revolving means 26 for regulating the rotating speed of the revolving means 24. The end part of the support part 31a (or support part 31b) allowing an electrode plate 60 to be wound thereon generally performs a uniform linear motion while the rotating means 25 and the revolving means 24 are operated simultaneously so as to wind up the electrode plate 60.
Patent JP-2001235574-A (JP)
Title: Reflector control type fast breeder reactor
Inventor: YOKOYAMA TSUGIO
IPC: G21C7/28
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To lengthen the service life of a reactor core without lengthening the fuel length of a fuel assembly. SOLUTION: This reflector control type fast breeder reactor is provided with a neutron reflector 5 outside of a reactor core 2 submerged in a liquid metal coolant in a reactor vessel 1, and controls the reactivity of the reactor core 2 by moving the reflector 5 vertically to adjust the leakage of neutrons from the reactor core 2. In this case, a combustible poison assembly 19 containing a mixed material of a neutron moderator and a neutron absorber is charged in a center part clearance charged with a large number of fuel assemblies 16, in the reactor core 2. The fast neutrons are thereby moderated by the neutron moderator, and the neutrons are absorbed by the neutron absorber to heighten neutron absorbing capacity.
Patent JP-2001233007-A (JP)
Title: Protective structure of joint part of axle
Inventor: TEZUKA HIROYUKI
IPC: B62D7/18
Filed: 2000-02-25
Abstract: PROBLEM TO BE SOLVED: To fully protect the joint part of the joint shaft of an automobile which has been protected in the past by a protective plate attached to a lower arm while partially covering only the joint part, and to protect a boot provided in the joint part. SOLUTION: In this protective structure of the joint part of an axle, a knuckle member 24 is equipped with a cover part 28 surrounding the joint part 23 along the circumferential direction of a constant velocity joint shaft 22, and the joint part 23 is stored in the inside of the cover part 28.
Patent JP-2001243262-A (JP)
Title: Semiconductor integrated circuit layout change method, layout change support device and recording medium storing layout change support program
Inventor: TAINAKA KOJI
IPC: G06F17/50
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a method for changing the layout of a semiconductor integrated circuit and a layout change support device, by which a layout is efficiently changed while securing circuit performance even when a circuit change is required in the semiconductor integrated circuit where layout design is temporarily ended. SOLUTION: A logical synthesizing/physical designing part 30 generates the circuit of a gate level through the use of various kinds of function cell information stored in a library 20 in accordance with circuit information which is stored in a design specification storing part 10. A change rule is set in a change rule setting part 50, by which a cell without a change among the cells to be operated by synchronization with a clock is fixed in arrangement and by which the other cells are made to be movable concerning each function cell which constitutes the circuit when the circuit information is changed. Then the part 30 generates the net list of the changed circuit based on the change rule and automatically arranges the cells.
Patent JP-2001236630-A (JP)
Title: Magnetic recording medium
Inventor: MIURA TOSHIAKI
IPC: C10M107/38
Filed: 2000-02-23
Abstract: PROBLEM TO BE SOLVED: To ensure superior running performance and durability by using a lubricant which sustains its lubricating effect over a long period of time and enhancing the stability of adhesion of the lubricant to a protective film. SOLUTION: The magnetic recording medium has a nonmagnetic substrate 2, a magnetic layer 3 formed on one principal face of the substrate 2, a protective film 4 formed on the magnetic layer 3 and a back coat layer 5 formed on the other principal face of the substrate 2. A 1st lubricative layer with an aromatic amine and an ester compound of a perfluoro-polyether having hydroxyl groups at the ends and a long chain carboxylic acid has been held on the protective film 4 and a 2nd lubricative layer with an ester compound of a perfluoro- polyether having hydroxyl groups at the ends and a long chain carboxylic acid has been held on the back coat layer 5.
Patent JP-2001242014-A (JP)
Title: Method for measuring temperature of substrate and method for processing
Inventor: KOSHIMIZU CHISHIO
IPC: H01L21/302
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for measuring a temperature of a substrate and a method for processing capable of measuring the temperature of the substrate more precisely than conventional methods and capable of precisely processing the substrate. SOLUTION: A DIP meter 20 is provided near a dummy wafer DW where an LC circuit 1 is formed, and resonance frequency of the LC circuit 1 is detected. by the DIP meter 20. The temperature of the dummy wafer DW is calculated from a result of the detection by a calculation device 24.
Patent JP-2001242686-A (JP)
Title: Image forming device
Inventor: ISHIYAMA HARUMI
IPC: G03G15/16
Filed: 2000-03-01
Abstract: PROBLEM TO BE SOLVED: To realize stable and excellent injection electrification over a long term by stably and uniformly supplying conductive particles (electrification accelerating particles) 45 to an electrifying part (a) in an image forming device having no cleaner or an image forming device having a cleaning device where an image is formed by electrifying a body to be electrified (image carrier) 1 by direct injection electrification using the particles 45. SOLUTION: The conductive particles 45 are supplied to the contact electrifying part (a) from a transfer part (c). Namely, the particles 45 are supplied to the body to be electrified 1 from a transfer member 4 in a transfer electrifier and carried to the part (a) between an electrifying member 2 and the body 1 at paper non-passing time when the body 1 and the member 4 directly come into contact with each other, whereby the part (a) between the member 2 and the body 1 are successively replenished with the particles 45 and the stable direct injection electrification performance is achieved without a hindrance even in the case of long-term use.
Patent JP-2001242708-A (JP)
Title: Developing device and image recorder
Inventor: KONO YASUNORI
IPC: G03G15/02
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a developing device and an image recorder excellent in quality capable of maintaining stable developing performance even in the case of long-term use. SOLUTION: A paper powder scavenging area E functioning as a foreign matter accumulating area being a space for accumulating a foreign matter such as paper powder is provided under a developing sleeve 5a provided in a developing chamber (room 1).
Patent JP-2001251510-A (JP)
Title: Image forming device and its control method
Inventor: NAKANO TOSHIMITSU
IPC: G03G15/01
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To solve the problem that a density correction table for correcting input density level in an image forming device has not been necessarily sufficient for density correction of all input density levels, because it is generated on the basis of measured values of several specific density levels. SOLUTION: The density of a first pattern formed beforehand by a printer is measured by a scanner 103, a density correction table is generated by a scanner density correction part 209, the density of a second pattern formed in the printer is measured by a density measuring part 216, a correction reference value is set by a correction table correction part 211, and they are stored in a table storage device 218. Thereafter, the density of the second pattern formed in the printer is measured in the same manner at prescribed timing, and the density correction table is corrected, on the basis of the measured value and the correction reference value by the correction table correction part 211.
Patent JP-2001249309-A (JP)
Title: Waveguide-type attenuator an waveguide type optical modulator
Inventor: SUGAMATA TORU
IPC: G02F1/035
Filed: 2000-03-03
Abstract: PROBLEM TO BE SOLVED: To provide a novel waveguide-type modulator which realizes proper transmission characteristic without having to depend on the various intensity of the attenuation of an attenuator section of a waveguide-type modulator having an optical modulation section and the attenuator section. SOLUTION: The optical modulation section 2 is constituted by forming a first optical waveguide 5 of a Mach-Zehnder type within a substrate 4, having an electro-optic effect and forming a first signal electrode 6 and a first grounding electrode 7 on the substrate 4. The attenuator section 3 is constituted, by forming a second optical waveguide 8 so as to be connected in series to the first optical waveguide 5 within the substrate 4 and forming a second signal electrode 9 and a second grounding electrode 10, without having to form a buffer layer. The end of the second signal electrode 9 is provided with a capacitor 15, which is a noise removing means for removing the high-frequency noise generated from a control electrical signal to be impressed to this signal electrode.
Patent JP-2001246399-A (JP)
Title: Sludge volume reduction device and sludge volume reduction method
Inventor: MATSUMURA NAONOBU
IPC: C02F11/02
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a sludge volume reduction device which does not require large-scale equipment, is low in a treatment cost, facilitates construction schedule control and is high in efficiency of volume reduction. SOLUTION: The sludge volume reduction device has (a) a sludge storage tank 20 for anaeration of sludge, (b) a solubilizing tank 30 for solubilizing the sludge from the sludge storage tank 20, (c) a sludge storage tank 40 for anaeration of the sludge from the solubilizing tank 30 and (d) a volume reduction tank 50 for aerobic biological treatment of the sludge from the sludge storage tank 40.
Patent JP-2001249305-A (JP)
Title: Optical isolator
Inventor: WATANABE TOSHIAKI
IPC: G02B27/28
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide an optical isolator which will not flaw the optical parts, such as lenses of apparatus used in testing the performance of the optical isolator or will not flaw the optical parts, such as lenses, built simultaneously in manufacturing semiconductor laser modules and is small in size and high in performance. SOLUTION: The optical isolator 1 is lined up integrally with the polarizer 3, a Faraday rotor 4 and the analyzer 5 in this order in a direction where light is made incident and is emitted. A magnet 8 is arranged on their one flank. Both end faces 7 and 9 of the magnet 8 are respectively recessed in this direction from the surface 2 of the polarizer 3 and the surface 6 of the analyzer 5.
Patent JP-2001252825-A (JP)
Title: Multi-spindle tap machining device
Inventor: UEMURA SATORU
IPC: B23Q15/00
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To facilitate a design change corresponding to a change of work, and to reduce the number of parts items to be changed in a multi-spindle tap machining device capable of corresponding to a change of the machining part of the work. SOLUTION: A frame member 25 to be guided and supported so as to be moved forward and backward in relation to the work and to be reciprocated by a feed motor 27 is provided with tap machining assemblies TM at plural positions corresponding to tap machining part of the work. Each tap machining assembly is provided with a main spindle 12 having a tap T installed in a tip thereof so as to be supported by the same shaft inside of a housing 11, and driven for rotation by a spindle motor 15. A control device 40 synchronously controls the rotating speed of each spindle motor and the feed motor so that a product of lead and the rotating speed of each tap becomes equal to the feeding speed of the frame member. Both of a synchronous tap machining assembly and a master screw type tap machining assembly are available.
Patent JP-2001254758-A (JP)
Title: Clutch releasing device
Inventor: IMAI TSUNEAKI
IPC: F16D23/14
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To reliably back up a fulcrum fitting portion by a supporting means, and to suppress the deflection in the required stroke in a structure where the fulcrum fitting portion can only be supported in a cantilever manner. SOLUTION: In this clutch releasing device, the fulcrum fitting portion to fit a fork support part of a release fork is extended to the release fork side in a cantilever manner from a clutch housing, and the supporting means to support an opposite side to the fork support part side is provided on the fulcrum fitting portion.
Patent JP-2001256789-A (JP)
Title: Semiconductor integrated circuit
Inventor: RYU SEI
IPC: G11C7/10
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To read out data stored in a memory cell at high speed in a semiconductor memory having a memory cell. SOLUTION: This device is provided with plural data lines, a sense amplifier, and a dummy data line. The data lines are arranged adjacently one another, and transmit data read out from a memory cell. The sense amplifier receives data, and outputs an amplified signal. The dummy data line is arranged along the outside of a data bus line consisting of data lines. The dummy data line performs voltage variation being same as voltage of the data line at the time of read-out operation of data stored in the memory cell. Therefore. accumulated quantity of electric charges for parasitic capacity formed between the data line and the dummy data line at the time of read-out is the minimum. Consequently, variance of rise time of plural data lines is made small, and a read-out time (access time) is shortened.
Patent JP-2001251533-A (JP)
Title: Image signal processor
Inventor: NAKAJIMA MITSUO
IPC: H04N5/262
Filed: 2000-03-07
Abstract: PROBLEM TO BE SOLVED: To resolve the problem that an image quality is degraded due to address passing in the case that synchronous matching is performed in a memory in order to display an image by a synchronizing signal different from that of the image at the time of realizing double image display of an interlaced signal. SOLUTION: A memory address passing detection result is used to control read of the memory, and thereby, not only an interlace relation is corrected but also a centroid position is corrected by a centroid correction circuit to obtain an image having less degradation in image quality in a small circuit scale by easy control.