baber/WOPTO huggingface dataset:
Patent JP-2005055835-A (JP)
Title: Optical signal processing device and optical signal processing method
Inventor: TAKAHASHI AKIRA
IPC: G02F1/017
Filed: 2003-08-07
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical signal processing method by which an optical switch of super high speed, a highly effective all-optical serial/parallel converter and the like can be realized, and to provide an optical signal processing device utilizing the method.  <P>SOLUTION: When carriers only in the state of down-spin are excited by a first controlling light pulse 14a of clockwise circularly polarized light, signal light 15 of linearly polarized light is changed into elliptically polarized light to be reflected by the optical switch 12, passes through a polarizer 13 orthogonal to polarization of the inputted signal light and output of the signal light can be obtained. When carriers in the state of up-spin are excited by a second controlling light pulse 14b of counterclockwise circularly polarized light reverse to that of the first controlling light pulse 14a and the number of the carriers in the state of up-spin and the number of the carriers in the state of down-spin are forcibly made coincident with each other, the signal light 15 is reflected by the optical switch 12 in the state of the linearly polarized light and cannot pass through the polarizer 13 and thereby the state of the optical switch 12 can be steeply transferred to an off state.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005062399-A (JP)
Title: Optical scanner and image forming apparatus
Inventor: YAMAGUCHI MASAO
IPC: H04N1/113
Filed: 2003-08-11
Abstract: <P>PROBLEM TO BE SOLVED: To decrease the number of resin optical components and reduce a manufacturing cost while keeping high accuracy.  <P>SOLUTION: An optical scanner and an image forming apparatus are provided with an fθ lens 37 which forms an image of a luminous flux emitted from a light source and scanned with a polygon mirror 36 onto an image plane 39. A gate 37B which is an injection hole for molten resin for mold forming process is provided at the end of the resin fθ lens 37 in a subscanning direction. Further, a light shielding plate 33 is provided which shields the end 37A on the side of the gate of the fθ lens 37 from light. The light shielding plate 33 is provided with a slit 33A which shields the luminous flux passing through the end 37A on the side of the gate among luminous fluxes emitted from the light source. The position of the slit 33A is asymmetrical in the subscanning direction.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005066928-A (JP)
Title: Inkjet printer
Inventor: HAYAKAWA KAZUYUKI
IPC: B41J2/175
Filed: 2003-08-21
Abstract: <P>PROBLEM TO BE SOLVED: To prevent degradation of a recording image due to thickening of ink in the ink tank of an inkjet printer easily and effectively.  <P>SOLUTION: An inkjet printer 1 comprising a recording head 6 provided with nozzles for ejecting ink 8 to a recording medium P, and an ink tank 10 for storing ink 8 being supplied to the recording head 6 is further provided with a moistening means 13 for generating water vapor or mist-like water droplets, a tube 14 for supplying water vapor or mist-like water droplets from the moistening means 13 to the ink tank 10, and a tube 17 for draining condensate in the ink tank 10.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005067788-A (JP)
Title: Lifting/accommodating device for lifeboat etc.
Inventor: MAJIMA MIKIO
IPC: B63B23/44
Filed: 2003-08-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a lifting/accommodating device for a lifeboat etc. capable of preventing a stretched wire rope from hopping around, winding and paying off the wire rope even when the lifeboat etc. is positioned at the crest or bottom of the wave, and absorbing the shock given when the lifeboat etc. falls down complying with the wave.  <P>SOLUTION: The lifting/accommodating device of the lifeboat etc. is structured so that two pumps 32a and 32b to supply the working oil whose discharge pressures are controlled by relief valves 34 and 35 fitted with solenoid valves are installed on the takeup side 22a and the payoff side 22b of a hydraulic motor 22 to drive a winch 20 for winding the wire rope 25 to lift the lifeboat, wherein the discharge pressure of the pump 32a to supply the working oil to the takeup side 22a at the time of unloading is made higher than the discharge pressure of the pump 22b to supply the working oil to the payoff side 22b so as to give a low tension at all times to the wire rope 25.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005071491-A (JP)
Title: Memory circuit
Inventor: SHIBATA SHINTARO
IPC: H03K19/0185
Filed: 2003-08-26
Abstract: <P>PROBLEM TO BE SOLVED: To provide a memory circuit having a writing circuit where sure data writing into a memory cell is guaranteed by a power voltage up to an extremely low voltage region.  <P>SOLUTION: The circuit is provided with the memory cell, a pair of bit lines which are connected to the memory cell and kept to HIGH levels at the time of non-writing, a word line which is connected to the memory cell and kept to a LOW level at the time of non-selection and the writing circuit connected to a pair of the bit lines. The writing circuit is over-driven to a negative voltage level from a positive voltage or a level close to it via a GND level when the bit lines are changed from the HIGH levels to the LOW levels. When data are written, a voltage of not less than the power voltage VDD is applied between a gate and a source of a cell selection FET in the memory cell, and conduction resistance can be reduced even by the power voltage of an extremely low voltage.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005069437-A (JP)
Title: Opening and closing valve provided in hydraulic damper for vibration control
Inventor: ICHIKAWA NAOKI
IPC: F16F9/50
Filed: 2003-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide an opening and closing valve provided in a hydraulic damper for vibration control capable of obtaining satisfactory operation by a simple circuit configuration.  <P>SOLUTION: A first opening and closing valve 28 and a second opening and closing valve 30 are arranged in a first flow passage 12 and a second flow passage 14 connecting oil pressure chambers 4 and 6 provided on both sides of a piston 2 reciprocating in a cylinder 1, respectively. The first opening and closing valve 28 switches damping coefficient by a main valve 34 opened and closed by leading pilot pressure in and out of a pilot chamber 36 arranged in the first flow passage 12. The first opening and closing valve 28 is provided with a pilot change-over valve 52 changed over in accordance with pilot pressure introduced from the oil pressure chamber 4 on one side. The pilot change-over valve 52 closes the main valve 34 by shutting off communication with a low pressure side of the pilot chamber 36 due to rise of pressure in the oil pressure chamber 4 on one side and opens the main valve 34 by communicating the pilot chamber 36 with a low pressure side due to reduction of pressure in the oil pressure chamber 4 on one side. The second opening and closing valve 30 is operated in the same way.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005073159-A (JP)
Title: Communication apparatus and electronic mail delivery system
Inventor: KUSHIDA KEISUKE
IPC: H04W4/12
Filed: 2003-08-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a communication apparatus and electronic mail delivery system in which an E-mail address of its own terminal can be easily confirmed.  <P>SOLUTION: Request mail requesting reference, registration or registration deletion of an E-mail address of its own terminal is generated in a request mail transmitting part 121 and transmitted to an electronic mail server device 40, and reply mail transmitted from the electronic mail server device 40 in response to the above request mail is received in a reply mail receiving part 122. In an address information processing part 123, information relating to the E-mail address of its own terminal contained in the received reply mail is then extracted and stored in a storage part 130. The stored E-mail address information is read from the storage part 130 and outputted from a user interface part 140 in accordance with a predetermined input operation in a user interface part 140.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005077506-A (JP)
Title: Liquid crystal display
Inventor: HORI NATSUKO
IPC: G09F9/30
Filed: 2003-08-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid crystal display, in which a short circuit state of a segment transparent electrode group or a wiring pattern of a segment substrate is surely and quickly inspected.  <P>SOLUTION: The liquid crystal display is constructed, by sticking a rectangular first substrate 1 comprising a first transparent electrode group 4, consisting of a plurality of transparent electrodes extending in a first direction and an alignment layer sequentially laminated together and a rectangular second substrate 2, comprising a second transparent electrode group 5 consisting of a plurality of transparent electrodes extending in a second direction and an alignment layer sequentially laminated together with each other with a sealing member and filling the gap with a liquid crystal layer. On the first substrate 1, a part of a plurality of first and second wiring patterns 9, 11 connected to the first transparent electrode group 4 and the second transparent electrode group 5 is set so as to make the pitch of adjacent wiring patterns multiples of natural numbers of the minimum wiring pattern pitch P.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005078881-A (JP)
Title: Luminescent display and its manufacturing method
Inventor: TSUCHIYA KAORU
IPC: H05B33/04
Filed: 2003-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a reliable luminescent display having excellent image quality, and its manufacturing method.  <P>SOLUTION: Layered structures are formed in a sealing material forming region, and the layered structures in the lower part of the sealing material are made identical to uniform their heights. Accordingly, no level difference is formed in the sealing material forming region, the sealing material forming region is sealed with excellent sealing performance, and the substrate interval between an element substrate and a substrate facing it is uniformed. Thereby, a luminescent display having high picture quality and no display unevenness is obtained.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005076716-A (JP)
Title: Inner gearing planetary gear mechanism
Inventor: HORI MASAFUMI
IPC: F16H55/08
Filed: 2003-08-29
Abstract: <P>PROBLEM TO BE SOLVED: To improve the mechanical efficiency of an inner gearing planetary gear mechanism and to improve the durability of an external gear 3 and an internal gear 4 by reducing the load and loss added to tooth faces of the external gear 3 and the internal gear 4 and a sliding part such as a bearing 14.  <P>SOLUTION: A distance between a center of the external gear 3 and a center of the internal gear 4 is elongated by determining the eccentricity α of an eccentric part 1 to be more than a theoretical value, whereby the loss of the tooth faces of the bearing 14 and the gears can be reduced. An engagement range of the internal gear 4 and the external gear 3 can be narrowed, a part of large pressure angle can be reduced, and the loss caused by the large pressure angle can be reduced. Further the engagement range of the external gear 3 and the internal gear 4 is narrowed, whereby the contact condition of the gear is transferred from sliding contact to rolling contact, which reduces the loss by sliding contact. Further as the sliding contact is reduced, the abrasion by the sliding contact can be prevented, and the endurance service life of the gears can be improved.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005156573-A (JP)
Title: Image projection apparatus
Inventor: SASAKI KENICHI
IPC: G03B21/00
Filed: 2003-09-02
Abstract: <P>PROBLEM TO BE SOLVED: To provide a front projector image projection apparatus which realizes space-saving projection, is easily used in a limited environment of home use or the like, is prevented from interfering with a viewer and enables the viewer to view projected images without being affected by the exhaust heat and noise of the projection apparatus.  <P>SOLUTION: The projection apparatus has such constitution that high elevation angle projection and projection azimuth is varied (oblique projection is possible). In the case of a refractive image formation system, off-axis is mainly used and a panel is made turnable around an optical axis. In the case of using an off-axial reflection image formation system, a high elevation angle unattained in a refractive system can be designed, and oblique direction projection is made possible when the image formation system is turned around an incident light axis (panel center perpendicular).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005078607-A (JP)
Title: Server, client, and network system
Inventor: KOJO TOMOMASA
IPC: G06F1/26
Filed: 2003-09-04
Abstract: <P>PROBLEM TO BE SOLVED: To properly operate power-off simultaneously with a plurality of computers connected to a network.  <P>SOLUTION: When an operation for turning power off is executed to a certain computer constituting the network, the computer transmits requests for power-off to other computers (step 103). The other computers having received the requests determine whether or not the computer having requested the power-off is its communication counterpart when they cannot turn power off. As a result of the determination, when the computer having requested the power-off is not its communication counterpart, power-on is continued; and when it is the communication counterpart, an objection to power-off is replied (step 141). The computer having requested the power-off continues the power-on state when the objection to power-off is received (step 143), and turns power off when the objection to power-off is not received (step 106).  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005081630-A (JP)
Title: Stencil printing apparatus
Inventor: HASHIMOTO KOICHI
IPC: B41L13/04
Filed: 2003-09-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stencil printing apparatus capable of obtaining excellent printing quality by avoiding ink from being transferred to a press roll via perforation of perforated paper.  <P>SOLUTION: A hole position pixel converting means 23 is used to convert the pixels corresponding to the hole position of the perforated paper, for which the paper kind is designated, among the image data read by an image reading means 20, into values to form no images, creating a plate-making image data. Based on the plate-making data, a plate-making printing means 24 prints images on the perforated paper.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005081703-A (JP)
Title: Pattern forming method and pattern forming equipment using it
Inventor: NAKAMURA RYUICHI
IPC: B41F3/20
Filed: 2003-09-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pattern forming method wherein ink is transferred quantitatively and almost completely and a pattern of an excellent shape is formed, and pattern forming equipment using the same.  <P>SOLUTION: In the pattern forming method, an ink jet device 40 is used and the ink 30 for ink jet discharged from nozzles 42 of the device 40 is supplied for printing on a printing element part 100 of a printing plate having a structure wherein an indented portion is formed in each projecting part 22 of an indentation plate 20. The material constituting the projecting part 22 is an elastic body.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005083101-A (JP)
Title: Mechanical type parking equipment
Inventor: FUJIKAWA ATSUSHI
IPC: E04H6/06
Filed: 2003-09-09
Abstract: <P>PROBLEM TO BE SOLVED: To provide mechanical parking equipment capable of greatly reducing the weight of a frame body.  <P>SOLUTION: A first drive motor 51 is used for rise and fall drive for corresponding rise and fall pallets 11, 13 and provided at one rear end side of the rear beam 9. A second drive motor 81 is used for the rise and fall drive of the corresponding rise and fall pallets 11, 13 and installed at the other rear end side of the rear beam 9. The first drive motor 51 and the second drive motor 81 are installed in the same rotation direction in the case seen from the reverse beam 9 and reversely installed in the rise and fall direction. By the rotation of respective drive motors 51, 81, the direction of the driving reaction acting on the rear beam 9 becomes mutually opposite.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005082213-A (JP)
Title: Packaging device
Inventor: HAYASHI MITSUNOBU
IPC: B65B11/26
Filed: 2003-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To provide a packaging device which hardly causes variations in packaging state even if the position and attitude of placement of a commodity are displaced.  <P>SOLUTION: This packaging device makes a top surface of the commodity M covered with a film F which is provided in a packaging station S in a stretched state, and makes the commodity M packaged in the film F. The packaging device is equipped with a placing part 21 whereon the commodity M is placed, a carrying-in member 22 for scooping up the commodity M on the placing part 21 from below so as to carry it in up to a position below the packaging station S, and a driving mechanism 23 for moving the carrying-in member 22. The carrying-in member 22 comprises a supporting part 22a for supporting a bottom of the commodity M during carrying-in, and a rising part 22b which abuts on a near-side end Me of the commodity M. The carrying-in member 22 scoops up the commodity after the rising part 22b abuts on the near-side end Me of the commodity M on the placing part 21.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005086683-A (JP)
Title: Error decoding circuit, data bus control method, and data bus system
Inventor: AIZAWA YASUHARU
IPC: H03M13/15
Filed: 2003-09-10
Abstract: <P>PROBLEM TO BE SOLVED: To speed up an operation of a data bus, in an error decoding circuit, a control method of the data bus and a data bus system.  <P>SOLUTION: In the error decoding circuit including error correction processing of received data, it is constituted by providing a syndrome calculation circuit 1a which calculates a syndrome about the received data, an error detection circuit 1b which detects an error based on the syndrome, an error pattern calculation circuit 1c which calculates an error position based on the syndrome and an inverting circuit 1d which performs error correction of a received signal based on an error pattern and outputs an extension request signal of a bus cycle to a bus master 2 when there is the error in the received signal based on a detection result of the error detection circuit 1b. The data bus is operated at a high speed by outputting input data to the data bus without correcting it when there is no error in the received data and extending the bus cycle only when there is the error and correction is performed in the error decoding circuit.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005086774-A (JP)
Title: Transmission characteristics equalization method, its system, transmission characteristics equalization program, and its recording medium
Inventor: HIKICHI TAKAFUMI
IPC: H04R3/02
Filed: 2003-09-11
Abstract: <P>PROBLEM TO BE SOLVED: To determine a common pole for a single-input multi-output linear system 11 relatively easy without obtaining a prior information (prior measurement).  <P>SOLUTION: First, a white color noise enters into a system 11, outputs from outputting sensors 18<SB>1</SB>, 18<SB>2</SB>of the system 11 are delayed by one sample (S3-1), an autocorrelation matrix R<SB>A</SB>for those delay signals is calculated (S3-2), its pseudo-inverse matrix R<SB>A</SB><SP>-</SP>= (R<SB>A</SB>+ δ<SP>2</SP>I)<SP>-1</SP>is calculated (S3-3), a cross-correlation matrix R<SB>C</SB>for each sensor outputs and the delay outputs is calculated (S3-4), a product Q = R<SB>A</SB><SP>-</SP>R<SB>C</SB>of R<SB>A</SB><SP>-</SP>and R<SB>C</SB>is determined, a product matrix Q is determined by minimizing the δ<SP>2</SP>to 0 (S3-5), a characteristic polynomial of the Q is calculated (S3-6), an equivalent of a denominator polynomial in its AR (Autoregressive) process is determined, and its inverse number is determined to us as the common pole (S3-7). By using the common pole, filtering process is performed against the input signal or the sensor output signal to equalize it.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005083566-A (JP)
Title: Constant flow rate expansion valve
Inventor: HIROTA HISATOSHI
IPC: F16K31/06
Filed: 2003-09-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electromagnetically-driven constant flow rate expansion valve capable of being miniaturized and achieving the cost reduction.  <P>SOLUTION: In this constant flow rate expansion valve 1, a pipe 2 constituting a main body, includes an internal structure such as a constant flow rate mechanism, a movable iron core 4 and a fixed iron core 3, and is used as a part of a pipe of a refrigerating cycle. A solenoid part 10 including an electromagnetic coil 11 is mounted in a state of surrounding the pipe 2 from its outer side. Whereby a structure wherein the constant flow rate mechanism is substantially integrally assembled in the pipe of the refrigerating cycle itself, can be achieved, and a constitution of the constant flow rate expansion valve 1 as a whole can be simplified. As a result, the constant flow rate expansion valve 1 can be miniaturized, the material cost and the manufacturing cost can be reduced in accompany with the miniaturization, and the cost reduction of the constant flow rate expansion valve can be realized.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005087952-A (JP)
Title: Pattern forming tool and method for manufacturing vessel with patterned coating film
Inventor: SHIMIZU TAKASHI
IPC: B05B15/00
Filed: 2003-09-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a pattern forming tool with which a patterned coating film formed by orienting a powdery magnetic material contained in a coating material with a magnetic field of a magnet is formed on the surface of a vessel such as a can, and a method for manufacturing the vessel with the patterned coating film obtained by using the same.  <P>SOLUTION: In the manufacturing method, the liquid coating material containing the powdery magnetic material is applied on the surface of a vessel body 31, and before or after the application of the liquid coating material, the pattern forming tool 10 provided with the magnet 21 to get close to or to separate from the inside surface of the vessel body 31 corresponding to the pattern is inserted into the vessel body 31 to orient the magnetic material by the magnetic field of the magnet 21 of the pattern forming tool 10, and after the magnet 21 is separated from the inside surface of the vessel body 31 to take out the pattern forming tool 10, the liquid coating material is cured. As a result, damage to the pattern due to the removal of the magnet 21 is prevented and the patterned coating film 32 due to the magnetic material is formed on the vessel 30.  <P>COPYRIGHT: (C)2005,JPO&NCIPI
Patent JP-2005099104-A (JP)
Title: Fixing device and image forming apparatus
Inventor: YOSHII TAKAYUKI
IPC: G03G15/20
Filed: 2003-09-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a fixing device for shortening the warm-up time by suppressing power consumption to be low.  <P>SOLUTION: The fixing device includes an endless fixing belt 45, stretched in between the fixing roller 41 and a support roller 44, a heating roller 47 incorporating a heat source, a pressure roller 42 contacting on the fixing roller 41 by pressure the fixing belt 45. The fixing device conducts fixing via a recording material K, carrying a toner image t of non-fixing on a nip part N in between the fixing belt 45 and the pressure roller 42. The heating roller 47 is contacted and arranged on an outer peripheral face 45a of the upstream-side fixing belt 45 farther in the belt-running direction A than from the nip part N.  <P>COPYRIGHT: (C)2005,JPO&NCIPI