baber/WOPTO huggingface dataset:
Patent JP-2002305642-A (JP)
Title: System and method for reading electronic watermark, user terminal used in the electronic watermark reading system, meta-watermark reading server and real watermark reading server, program for electronic watermark reading processing and recording medium for the program
Inventor: FUJII HIROSHI
IPC: H04N7/081
Filed: 2001-04-04
Abstract: PROBLEM TO BE SOLVED: To construct an electronic watermark reading technology for safely and efficiently reading real watermark information embedded with a two-layer watermark system. SOLUTION: In using the two-layer watermark system in which an identifier of a real watermark system used in real watermark information embedding is embedded by using a specified meta-watermark system when the real watermark information is embedded in contents, a server for reading a meta-watermark and a server for reading a real watermark are provided separately. When a user reads the real watermark information embedded in the contents, the user first acquires the identifier of the real watermark system by transmitting the contents to the server for reading a watermark and issuing a reading request, and then acquires the real watermark information by transmitting the contents to the server for reading real watermark which the identifier indicates and issuing a reading request.
Patent JP-2002253633-A (JP)
Title: Bathtub incorporating waterproof sheet
Inventor: ODAGIRI MAKOTO
IPC: A47K3/06
Filed: 2001-02-27
Abstract: PROBLEM TO BE SOLVED: To eliminate the double time and effort of setting a waterproof sheet and a bathtub and solve the problem of scattering hot water onto a bed or a mattress during setting of a bathtub. SOLUTION: A waterproof sheet and a bathtub represent an integral structure.
Patent JP-2002303754-A (JP)
Title: Method for drawing coupler of optical fiber gyro
Inventor: NAKADA MASASHI
IPC: C03B23/047
Filed: 2001-04-09
Abstract: PROBLEM TO BE SOLVED: To improve the precision of a coupler by arranging a heater away from the clad part of an optical fiber in heating/drawing of the clad part so as to eliminate the heat effect and then detecting light quantity on the emitting side. SOLUTION: In this method for drawing the coupler of an optical fiber gyro, a heater (25) is brought close to each clad part (21, 22) for fusion splicing, in which the maximum light quantity on the emitting side is detected by arranging the heater (25) away from the clad parts (21, 22), thereby obtaining a high- precision coupler.
Patent JP-2002313120-A (JP)
Title: Luminaire
Inventor: SAKAMOTO TOMONORI
IPC: G09F9/00
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To enable an even lighting over the whole LCD in a backlight illumination of an LCD display device or the like. SOLUTION: A transparent sheet with a plurality of independent convex light-collecting elements with transparency, and a lighting device irradiating diffused light from the back face of the transparent sheet are provided, of which, an alignment pitch of convex light-collecting elements at a part with high brightness of the back face of the transparent sheet is made longer, and that of convex light-collecting elements at a part with low brightness of the back face of the transparent sheet is made shorter.
Patent JP-2002310795-A (JP)
Title: Spectral measuring device
Inventor: SATORI KOJI
IPC: G02B6/12
Filed: 2001-04-10
Abstract: PROBLEM TO BE SOLVED: To provide a spectral measuring device which can be spectrally measured in quick and high precision in a simple configuration. SOLUTION: Incident light causes light interference by the cyclic distribution of a refraction factor formed in a transparent body 11 by an ultrasonic wave when light is made incident in the propagation direction of the ultrasonic wave 12 of the transparent body 11, and only specific wavelength matched with an interference condition is reflected. The reflection light is detected to be branched by an optical coupler 18 arranged in the incident side. Changing the frequency of the ultrasonic wave 12 in the transparent body 11 can change the reflection wavelength. Performing simultaneously the detection of the reflection light and the change of the frequency of the ultrasonic wave 12 can measure a spectrum. Since the ultrasonic wave 12 is generated with a transducer 13, high speed measuring is possible.
Patent JP-2002311983-A (JP)
Title: Translation phone system
Inventor: MATSUDA TAKESHI
IPC: G10L15/00
Filed: 2001-04-11
Abstract: PROBLEM TO BE SOLVED: To create synthesized speech with tone quality similar to the voice quality of a speaker. SOLUTION: When two speakers speaking a different language as a mother tongue with each other talk through a telephone line 40, each speaker's speech voice is captured by a voice translation system 10. The voice translation system 10 specifies each speaker's mother tongue and voice quality on the basis of the captured speech voice, translates the speech voice on the basis of the specified mother tongue, and determines tone quality of synthesized speech translated on the basis of specified tone quality. Then, the translated synthesized speech is transmitted to each speaker.
Patent JP-2002311902-A (JP)
Title: Display device
Inventor: TSUTSUI YUSUKE
IPC: G09G3/36
Filed: 2001-04-11
Abstract: PROBLEM TO BE SOLVED: To eliminate circuit redundancy of a signal amplifier part in a display device. SOLUTION: In the case of analog display, an analog video signal amplified by an analog amplifier 10 is outputted to a liquid crystal panel 100. In the case of digital display, a digital video signal is subjected to the following signal processing by a signal processing circuit 1, and then it is outputted to the liquid crystal panel 100 via a D-A converter 3 and an amplifier 4. When writing white data, the signal processing circuit 1 makes all the bits of the digital data high ('1') and outputs a high potential 'H' through the D-A converter 3. Moreover, when writing black data, the circuit makes all the bits of the digital data low ('0') and outputs a high potential 'L' through the D-A converter 3.
Patent JP-2002312156-A (JP)
Title: Multimonitor system
Inventor: NAKAZONO KOTARO
IPC: G06F3/153
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To solve the problem of vexatious involved in determining which functions should be used to construct a multimonitor system each time the system is constructed, because a means for actualizing the multimonitor system differs depending on a OS or display driver which is to be used. SOLUTION: Whether to use a multimonitor function provided by an OS or to use a multimonitor function provided by a display driver is automatically determined, based on the used OS and display driver. This enables automatic selection of an optimal multimonitor function at all times.
Patent JP-2002311798-A (JP)
Title: Hologram order-receiving and printing system and method therefor
Inventor: TOYODA TAKAHIRO
IPC: G06Q50/00
Filed: 2001-04-12
Abstract: PROBLEM TO BE SOLVED: To enable a user to simultaneously appreciate video data and holograms in a system for receiving the orders on video data and hologram image data. SOLUTION: An order accepting server 70 of the print system for receiving order on holograms accepts an order by a purchase application terminal 100 and an image processing server 20 sends the ordered video data to an appreciation terminal 110. A charge and settlement server 60 makes charge and settlement to at least the ordered hologram image data and an order receiving server 70 receives the order on the delivery of a hologram frame and a hologram printing output device 8 forms the hologram frame HF by printing the ordered hologram image date and supplies the same to a shipping terminal 90. The hologram frame is delivered to the user of the purchase application terminal 100 and is struck to the appreciation terminal 110.
Patent JP-2002308828-A (JP)
Title: Method for producing fluorine-containing compound
Inventor: IKEDA SUNAO
IPC: C07C67/307
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To synthesize CF3 OCF2 CF2 COORf (wherein a substituent Rf is a 1-5C group) becoming a starting substance in the synthesis of a copolymerizable monomer being a production raw material of a fluororubber or the like in an industrially practical yield by fluorination reaction. SOLUTION: A fluorine-containing compound CH3 OCF2 CF2 OOR (wherein, R is a 1-5C alkyl group) is perfectly fluorinated by fluorine gas in chlorofluorocarbon to synthesize CF3 OCF2 CF2 COORf (wherein a substituent Rf is a 1-5C group). In order to obtain this compound in a pure form in a high yield by synthesis, high purity cooled fluorine gas is introduced into a reactor in the presence of a hydrogen fluoride capturing agent while stepwise increasing the concentration of the hydrogen gas and fluorination is performed while raising reaction temperature stepwise.
Patent JP-2002311305-A (JP)
Title: Optical fiber supporting member and optical transmitter using this
Inventor: IDE TSUGIO
IPC: H04B10/25
Filed: 2001-04-13
Abstract: PROBLEM TO BE SOLVED: To precisely position the light emission part of a plane emission laser and the input end part of an optical fiber in an optical transmitter obtained by connecting the plane emission laser and the optical fiber. SOLUTION: An optical fiber supporting member 2 is provided with an optical fiber through hole 21 to which the end part of the optical fiber F is to be inserted and provided with a photodiode 7. The through hole 21 and the photodiode 7 are arranged so that the center 21a of the cross section circle of the through hole 21 and the optical axis J2 of the part 3a for optical transmission may deviated by a prescribed quantity δ when the center point 7a of the photodiode 7 matches the optical axis J1 of the part 3b for reference light corresponding to the arrangement of the two light emission parts 3a and 3b of the laser 1. The center point 7a of the photodiode 7 and the optical axis J1 of the part 3b are matched with each other to connect the laser 1 and the member 2.
Patent JP-2002309410-A (JP)
Title: Multifunctional coat
Inventor: SANADA TAKEHIKO
IPC: A41D15/04
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To realize a multifunctional coat normally wearable as a coat, on the other hand, suitably divertible into tents in various forms in emergency evacuation or outdoors. SOLUTION: This multifunctional coat 10 is obtained by forming an opening 14 for the head in the nearly central part of a nearly rectangular sheet member 12, connecting a hood 42 continuously to the opening 14 for the head, forming a pair of openings 16 and 16 for arms on the left and the right of the opening 14 for the head, connecting sleeve parts 18 continuously to the respective openings 16 for the arms, forming the lower side of the opening 14 for the head and the openings 16 for the arms into a front body 20 and forming the upper side into a back body 22. The right side edge of the front body 20 and the right side edge of the back body 22 are mutually freely connected through snaps and the left side edge of the front body 20 and the left side edge of the back body 22 are mutually freely connected through snaps.  The right side edge and the left side edge of the sheet member 12 are mutually freely connected through snaps and a slide fastener 24. Furthermore, a hem 30 of the front body 20 and a hem 32 of the back body 22 are connected to nearly cylindrical sleeves 34.
Patent JP-2002006128-A (JP)
Title: Image pick-up device using diffraction grating element
Inventor: NAKAI TAKEHIKO
IPC: G02B13/00
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a diffraction grating element capable of obtaining a high diffraction efficiency in a wide wavelength range and not highlighting a color flare and an image puck-up device using the element. SOLUTION: The diffraction grating element has grating structure of plural stacked diffraction gratings being composed of at least two kinds of material having different dispersion characteristics, and plural sets of design wavelength are selected so that the maximum length difference of light-paths is an integral multiple of the wavelength in the grating structure. The diffraction grating element having the design wavelength λ0 satisfying a specified condition is employed to an optical system to form an image in the image pick-up means of the device.
Patent JP-2002314053-A (JP)
Title: Chip part transfer method, element arraying method using the same, and manufacturing method of image display device
Inventor: OHATA TOYOJI
IPC: H01L21/336
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a new element transfer method which does not require a substrate to be tightly contacted. SOLUTION: A first substrate is disposed away from a second substrate, a laser is irradiated to the rear surface side of the first substrate, so that a chip part is made to fly out by laser abrasion and transferred no the second substrate. By forming a recessed part on a surface on the first substrate side of the chip part to control the direction and orientation in flying, the pitch and direction of a part are changed depending on a supply board and a mounting board. The transfer method is applied for transferring the element while it is enlarged. In addition, an image display device is manufactured. By conducting the transfer while the first substrate is separated from the second substrate, the problem which occurs when the substrate is tightly contacted is eliminated.
Patent JP-2002308574-A (JP)
Title: Table lift
Inventor: SAKASHITA MASATOSHI
IPC: B66F7/06
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a table lift minimizing disasters originating from operations of a slope plate. SOLUTION: This table lift 1 comprises a base frame 2, a table 3, connection means 4 for connecting both, a rack 5 standingly mounted on the base frame, guide means 6 having a motor 7 equipped with a pinion 7a to be engaged with the rack and upper and lower limiters 8, 9, and a slope plate 20 rotatally mounted on the table and rotated by a lift member 21. The lift member 21 is formed of a variable lever 22 with variable length at lifting/lowering the table and a rotation lever 26 rotatably connected with one end of the variable lever at one end and to rotate the plate 20 by the other end to be a rotation operating section 26d.  The slope plate and the rotation operating section are structured to elastically repulsively abut on a side whereto weight of the slop plate acts on the rotation operating section and so separate from each other when force opposite to the elastic repulsive force acts on the slope plate.
Patent JP-2002306280-A (JP)
Title: Pressure dispersion body
Inventor: ITO KIYOTAKA
IPC: A47C27/00
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a pressure dispersion body capable of gradually and sufficiently dispersing an external force and favorably attaining the weight reduction. SOLUTION: Many granular bodies 22 formed by having closed cells in the insides and attaching lubricant on the surfaces are stored in a plurality of cells 14a and 4b whose volumes are easily changed by the external force. The plurality of cells 14a and 14b are made to communicate via a narrow communication part 16 having such a dimension as moving the granular bodies 22 and, when an urging force is applied to either of the plurality of cells 14a and 14b, the granular bodies 22 in the cell 14a to which the urging force is applied are made to move to another cell 14b via the narrow communication part 16 so that the urging force can be dispersed between the plurality of cells 14a and 14b.
Patent JP-2002308543-A (JP)
Title: Locking device for control panel of machine room-less elevator
Inventor: ITO MITSUO
IPC: B66B1/34
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To eliminate the need of fixing a control panel with fixing means such as bolts and nuts while assuring safety in the locking device of the control panel installed in the maintenance and inspection pit of a machine room-less elevator. SOLUTION: The control panel 9 is set heavier than the balance weight 12 thereof, and the position of the suspended control panel 9 is stably held by a locking member 21 for locking the position of the suspended control panel 9. When the locking of the locking member to the control panel 9 is unlocked by a control panel lowering switch 22 for unlocking the locking of the locking member to the control panel 9, the control panel 9 is lowered by a different in weight therebetween. When an elevator is stopped with a safety circuit operation switch, at the same time, the control panel 9 is lowered by a difference in weight therebetween since the locking of the locking member 21 to the control panel 9 is unlocked.
Patent JP-2002317817-A (JP)
Title: Radial roller bearing
Inventor: YOSHIBA TAKEYUKI
IPC: F04B39/00
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide a radial roller bearing capable of reducing the number of parts and using a roller with a large diameter. SOLUTION: An inner ring of the radial roller bearing 12 comprising a plurality of cylindrical rollers arranged between an outer ring 14 and the inner ring is formed integrally with a compressor shaft 11. A plurality of spherical bodies 17 are provided so as to roll between the compressor shaft 11 and the outer ring 14, and an axial load acting on the spherical bodies 17 is received by a first load receiving face 18 formed in an inner circumferential face of the outer ring 14 and a second load receiving face 19 formed in an outer circumferential face of the compressor shaft 11.
Patent JP-2002321121-A (JP)
Title: Horizontal band saw
Inventor: OSAWA TAKAO
IPC: B23D53/00
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To provide a low-priced horizontal band saw which can easily carry out grooving corresponding to the depth of a groove of a material without a material fixture, can reduce a cutting load in a cut-off operation due to differences of the size and shape of the materials to be cut (particularly, a flat bar, a square pipe, and so on), can prevent edge loading of the band saw blade, and can increase cut-off speed. SOLUTION: A hinge 3 for rotatably supporting a hinge shaft 4 is provided so as to move in the vertical direction.
Patent JP-2002024315-A (JP)
Title: Programmable delay element for verifying transmission source synchronous link function design by simulation
Inventor: JUE DARREN S
IPC: G06F17/50
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To provide an efficient means for verifying the response of a chip to a delay and plural combined delays in a transmission source synchronous link in the overall allowable range. SOLUTION: A method and a device for verifying the function design of a response of a system (10) to the propagation delay from the input of the transmission source synchronous link during a test are disclosed. The system receives a data slice (18) from a transmission source (12) and subjects the data slice to random delay and known delay (14) and transmits the delayed data slice to a test object chip (16) and thus emulates the propagation delay. In one embodiment, plural data slices (18) having various delay values are used to test the combination of delays. A programmable delay element (14) is used to emulate the propagation delay.  This is executed in the hardware description level by receiving data slices (18) by plural data busses (24) and applying different delays to data slices (18) of respective data busses (24) and using the delayed data slices (18) as the input to transmit them to a multiplexer (29).
Patent JP-2002321302-A (JP)
Title: Polymer resin laminated material containing alicyclic structure
Inventor: HATAKE KOTARO
IPC: G02B1/115
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a laminated material which is superior in bond strength, durability and an optical performance of a multilayer thin film. SOLUTION: A layer (A) of which main component is SiOx (1<=x<=2) is formed on a molding composed of a polymer resin containing an alicyclic structure, and then a layer (B) of which main component is tantalum pentoxide is further formed on its surface.
Patent JP-2002330287-A (JP)
Title: Image processing method, image processor and image forming device provided with the same
Inventor: MATSUOKA TOMOE
IPC: H04N1/405
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To solve the problem of the occurrence of a tone gap when low-order bits are rounded down in order to accelerate processing in multivalued dither processing using the same output table with respect to a pixel group composed of a plurality of pixels whose matrix sequences are the same. SOLUTION: A correction processing part 17c calculates a table value (gradation output value) in each pixel by referring to an output conversion table storing part 17d on the basis of the density value of input image data, rounds down the low-order bits of the calculated table value, and generates output image data in a group unit composed of a plurality of pixels in a prescribed sequence on the basis of the table value whose low-order bits have been rounded down. The table values of respective pixels belonging to the same group stored in the output conversion table storing part 17d are set to values different from one another in a range where the table value changes in accordance with the density value of the input image data.
Patent JP-2002321979-A (JP)
Title: WC-ZrO2-BASED COMPOSITE CERAMIC SINTERED COMPACT
Inventor: NAGANO MITSUYOSHI
IPC: C04B35/56
Filed: 2001-04-26
Abstract: PROBLEM TO BE SOLVED: To provide a ceramic material having excellent strength and toughness, Young's modulus, hardness, thermal conductivity, and electrical processability, which is usable as a sliding part, a structural member, or a functional part utilizing its electrical property. SOLUTION: The material utilizes characteristics of WC, viz. high hardness and high Young's modulus, is a WC-ZrO2 -based composite ceramic material, and comprises 50-90 vol.% of WC and a partially stabilized ZrO2 containing 1 or 2 substances selected from Y2 O3 , CeO2 , and MgO as a stabilizer and the balance unavoidable impurities. Furthermore, the average particle diameter of WC in the composite material is controlled to be 0.5-3 μm, which results in maximizing residual stresses generated around crystal grain boundaries to give an inner structure having an improved toughness.
Patent JP-2002328744-A (JP)
Title: Semiconductor integrated circuit device
Inventor: YOMO TAKASHI
IPC: G06F1/04
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a semiconductor integrated circuit device without causing any step-out of data transfer between modules at the time of switching a clock frequency. SOLUTION: This circuit device is provided with a first circuit 100 including a circuit which supplies a clock DCLK to a second circuit 200, and the clock is made constant regardless of the operating frequency of the first circuit. The first circuit outputs the clock and a control signal DCKE corresponding to the operating frequency to the second circuit, and the operating frequency of the second circuit is decided according to the clock and the control signal.
Patent JP-2002330013-A (JP)
Title: Antenna unit
Inventor: SHINKAI TAKAYOSHI
IPC: H01Q1/12
Filed: 2001-05-01
Abstract: PROBLEM TO BE SOLVED: To provide an antenna unit having a certain structure of causing no damage to a feed capable (coaxial cable) even when an antenna main body is made to pivot. SOLUTION: This antenna unit 100 is equipped with an antenna member 60 composed of a coaxial connector 61 connected to the communication unit of a radio communication apparatus, a coaxial cable 62 connected to the coaxial connector 61, a sleeve 63 connected to the external conductor 62a of the coaxial cable 62, and an antenna element 65 connected to an internal conductor 62a of the coaxial cable 62. Further, the unit 100 has a drum member 70 holding the coaxial cable 62, a stationary piece 10 which fixes the drum member 70 and is fixed to the case of the radio communication apparatus, a movable piece 20 which is fitted to the stationary piece 10 in a rotatable manner, and a base member 40 which fixes the movable piece 20 and contains and holds a part of the antenna member 60. A part of the coaxial cable 62 is wound on the drum member 70 as a core.