baber/WOPTO huggingface dataset:
Patent JP-2008252133-A (JP)
Title: Semiconductor device
Inventor: TAKE TOSHIYUKI
IPC: H01L23/28
Filed: 2008-07-10
Abstract: <P>PROBLEM TO BE SOLVED: To solve the problem of false recognition in a conventional semiconductor device, which has a position recognition mark on the front face of a resin package, due to fogging of the position recognition mark on a mirror surface caused by deterioration of a metal mold or oil applied on it.  <P>SOLUTION: The semiconductor device of this invention comprises an island, a lead, a resin sealing member covering a semiconductor element. The resin sealing member is composed of a front face, a back face and a side face which joins the periphery of the front and back faces. A circular first position recognition mark 27 is prepared in an area corresponding to a first corner of the front face, a second position recognition mark 37 of a double circle is prepared in an area corresponding to a second corner of the front face. In this way, the double circle can be recognized even if the position recognition mark is fogged.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010021870-A (JP)
Title: Wireless communication system and communication apparatus
Inventor: KATO SHUGO
IPC: H04J3/00
Filed: 2008-07-11
Abstract: <P>PROBLEM TO BE SOLVED: To enable a communication apparatus, that performs a periodic transmission, to surely transmit important data by separating communication terms of the periodic transmission and a random communication in a wireless communication system where two kinds of communication apparatus of a communication apparatus, that performs a random transmission, and the communication apparatus, that performs the periodic transmission, are mixed.  <P>SOLUTION: A communication apparatus 2A including a periodic transmission function transmits periodic transmission information indicating a periodic transmission term and communication apparatuses 2B, 2C, ..., including a random transmission function set a random transmission prohibited term on the basis of the periodic transmission information. A transmission time is given to the periodic transmission information and when the communication apparatuses 2B, 2C, ..., receive the periodic transmission information, the communication apparatuses calculate a time deviation amount of clocks between the respective apparatuses from the transmission time given to the periodic transmission information and a reception time of the communication apparatus's own, and correct the time of its own clock. Therefore, the other communication apparatuses 2B, 2C, ..., can be prevented from starting the random transmission within the periodic transmission term of the communication apparatus 2A.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010020222-A (JP)
Title: Optical scanner and image forming apparatus
Inventor: YOSHINO KAZUHIRO
IPC: H04N1/113
Filed: 2008-07-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an optical scanner in which the rotation angles of a plurality of light emission points around an optical axis are made common and the scanning order of the light beams emitted from the plurality of light emitting points are adjusted, and to provide an image forming apparatus.  <P>SOLUTION: The optical scanner 10 includes: a first reflection optical system which guides a light beam onto a face to be scanned, the light beam being made incident from one side of a plane intersecting with a rotation axis on one reflection face of a plurality of reflection faces; a second reflection optical system which guides a light beam made incident from the other side, onto the face to be scanned; a third reflection optical system which guides a light beam onto the face to be scanned, the light beam being made incident from one side of the plane which intersects with the rotation axis on the other reflection face of the plurality of reflection faces; and a fourth reflection optical system which guides a light beam made incident from the other side, onto the face to be scanned, wherein, when the number of reflection faces included in the first and the fourth reflection optical systems is an odd number, the second and the third reflection optical systems have an even number of reflection faces, and when the number of reflection faces included in the first and the fourth reflection optical systems is an even number, the second and the third reflection optical systems have an odd number of reflection faces.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010021973-A (JP)
Title: Image forming apparatus
Inventor: MURAGATA AKIRA
IPC: H04N1/407
Filed: 2008-07-14
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus capable of reducing an image quality difference between print images of image data read by reading units different in reading characteristics.  <P>SOLUTION: When a calculating request included in a plotter process is received from a high-order controlling unit 702, an image processing controlling unit 703 calculates an image processing parameter to reduce an image quality difference between image data read by a scanner CCD 101 and a contact image sensor CIS 102 depending on a reading characteristic of a reading unit indicated by attached information (reading-unit information) received together with the calculating request and a writing characteristic of a printer 103. The calculated image processing parameter is stored in a RAM 603. Next, when a setting request included in the plotter process is received from the high-order controlling unit 702, the image processing controlling unit 703 requests setting of the image processing parameter held in the RAM 603 to middleware 109.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010026115-A (JP)
Title: Scan optical device and image forming apparatus provided with it
Inventor: HIRAHARA KAZUNAO
IPC: H04N1/113
Filed: 2008-07-17
Abstract: <P>PROBLEM TO BE SOLVED: To provide a scan optical device for shading irregular reflection light in a compulsive light emitting region to prevent deterioration of image quality.  <P>SOLUTION: A laser scanner unit (scan optical device) 30 is installed with a scan optical system including various optical components comprising first and second imaging lenses 39, 40, a polarizing means including a polygon mirror 32 and a polygon motor 33 rotating it, and a scan light beam detecting means including a reflective mirror 34 for detecting a beam and a BD sensor (light receiving element) 35 in a housing 31. A shading rib (shading member) 42 is provided between the polygon motor 32 and a first coupling lens 39. Herein, the shading rib 42 is arranged in the compulsive light emitting region out of an image region. In addition, a shading range of the shading rib 42 is a region shading the irregular reflective light of the compulsive light emitting region in 70% or more without shading scan light of an image region.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010028419-A (JP)
Title: Wireless receiver
Inventor: OKAMURA NAOSHI
IPC: H04B1/18
Filed: 2008-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tuning frequency adjustment circuit for adjusting a deviation of the tuning frequency in spite of variations in characteristics of components due to temperature variation or aging degradation.  <P>SOLUTION: A wireless receiver includes: a temperature sensor for measuring a temperature around a tuning circuit provided in the wireless receiver; a control section for selecting correction data for adjusting the tuning frequency of the tuning circuit corresponding to temperature data stored in a memory based on the result of measurement of the temperature sensor and generating a correction signal based on the selected correction data; a phase locked loop (PLL) circuit for measuring a frequency read from a voltage controlled oscillator (VCO) circuit, outputting a tuning signal according to a preset frequency and feeding it back to the VCO circuit to adjust a local oscillation signal to be supplied to a mixing circuit for generating an IF signal in the wireless receiver via the VCO circuit; and a correction circuit for correcting the tuning frequency of the tuning circuit based on a result of addition or subtraction between the correction signal and the tuning signal.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010025222-A (JP)
Title: Electrically-operated disc brake device
Inventor: ADACHI OSAMU
IPC: B60T13/74
Filed: 2008-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide an electrically-operated disc brake device in which surface pressure is uniformized by eliminating the deviation of a surface pressure distribution acting on a friction pad.  <P>SOLUTION: An electrically motor driven brake caliper is provided with two independently controlled drive parts. A piston which converts the rotating forces of the electric motors 23i, 23o of the drive parts into advance/retreat motions and advances and retreats is provided with a load sensor. The pressing forces of the friction pad in slidable contact with a disc rotor is measured. Referring to the instruction value data 98i, 98o pre-stored in a storage part 100 using pressing forces Fin, Fout and a wheel velocity S, corrective pressing forces P*in, P*out provided to the electric motors 23i, 23o of the drive parts are calculated, and the electric motors 23i, 23o are driven according to the calculated corrective pressing forces P*in, P*out, respectively. Consequently, the surface pressure produced on the friction pad acts uniformly thereon.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010025736-A (JP)
Title: Force sensor
Inventor: KANBE YASUHIKO
IPC: G01L5/16
Filed: 2008-07-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide a force sensor chip capable of reliably eliminating a difference in detection sensitivity.  <P>SOLUTION: The force sensor includes a force sensor chip 2, and a buffer device 4 that suppresses an outer force and applies it to the force sensor chip 2. The buffer device 4 includes an input section 10 for receiving an outer force, a sensor fixing section 13 for fixing a support section 5 of the force sensor chip 2, an attenuation mechanism section 3 for attenuating the outer force, and a transmitting section 11 for transmitting the force obtained by attenuating the outer force to an acting section 6 of the force sensor chip 2. The attenuation mechanism 3 is constituted such that at least a plurality of through-holes 25 or ring-shaped grooves 26 formed at a portion around the input section 10 from the surface side are arranged in a plurality of rows toward the outside of the input section 10.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010029425-A (JP)
Title: Heated toilet seat and sanitary washer using the same
Inventor: SHIMADA RYOJI
IPC: A47K13/30
Filed: 2008-07-29
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toilet seat having a heating function which prevents the failure of a heating element mounted on a sitting portion and achieves uniform heating distribution and the low cost.  <P>SOLUTION: In a toilet seat heater 450U, by configuring toilet seat heaters 450L and 450R divided into right and left in a single current system, not only the cost is reduced by effectively utilizing a material used in first metallic foil 453 and second metallic foil 451, but also the toilet seat heater 450U is stuck to a sitting surface 410U easily and surely without sticking defects such as wrinkles and floating. As a result, not only the partial self-heating of a linear heating element 460 is prevented and the failure of the linear heating element 460 is prevented to substantially improve durability by the thermal stress buffering of mitigating and reducing thermal stress distortion due to the thermal expansion and contraction of the linear heating element 460, but also the temperature distribution characteristics of the sitting surface 410U are improved and comfortable heating is achieved by a relatively simple control configuration.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010033458-A (JP)
Title: Security apparatus and security method
Inventor: KANETOCHI TOYOKI
IPC: G08B25/00
Filed: 2008-07-30
Abstract: <P>PROBLEM TO BE SOLVED: To prevent a state from being switched to a security state during use of gas with a simple configuration, and to reduce disasters such as fire in a monitored region.  <P>SOLUTION: A security apparatus 100 includes a controller 110 accepting any one operation of a security state of notifying on detection of abnormality and a security suspension state of not notifying even on detection of abnormality as a setting of a security mode including a plurality of states determining the operation of the security apparatus 100, in the monitored region; a security mode switching unit 151 switching the security modes between the security state and the security suspension state according to the accepted operation; and a gas cock open/close determination unit 154 for determining a state of use of gas in the monitored region when receiving the operation of the security state. The security mode switching unit 151 switches the security mode from the security suspension state to the security state when the operation of the security state is accepted and the state of use of gas is determined to be a state where the gas is not used.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010041091-A (JP)
Title: Image transmitter and program thereof
Inventor: OKADA HIROTAKA
IPC: G06F21/44
Filed: 2008-07-31
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image transmitter for correctly transmitting image data with a resolution adjusted as selected by a user's operation, from a DVD player to a display device.  <P>SOLUTION: The image data with a predetermined resolution are transmitted to the display device, and HDCP third authentication is executed with the display device, and thus the resolution which can be correctly received and decoded by the display device can be determined. Only the resolution having succeeded in HDCP third authentication can be set by user's operation, and thus the image data with the resolution as set by user's operation can be reliably received and decoded by the display device.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010041766-A (JP)
Title: Dc-dc converter control circuit, dc-dc converter, and dc-dc converter control method
Inventor: MASUI TOMONORI
IPC: H02M3/155
Filed: 2008-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To prevent the occurrence of various failures at start of a DC-DC converter.  <P>SOLUTION: A DC-DC converter control circuit 2 includes dischargers 12 and 22 and start controllers 13 and 23. The dischargers 12 and 22 discharge charge, which is accumulated in smoothing capacitors C1 and C2, by energizing discharge transistors Tr1 and Tr2, before the start of the DC-DC converters of the first channel and the second channel. The start of the DC-DC converters of the first channel and the second channel is started, when output voltages Vo1 and Vo2 become 0 (V) or less, in comparators COMP1 and COMP2.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010036384-A (JP)
Title: Stencil printing device
Inventor: NAKAMURA HIROYUKI
IPC: B41L13/16
Filed: 2008-08-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a stencil printing device which reduces the amount of ink adhered on the conveyer rollers and the transport belts by first printing an image with a lower image rate and thereafter printing an image with a higher image rate, thereby reducing smudge on paper caused by retransfer.  <P>SOLUTION: The stencil printing device, including a first drum 10 and a second drum 20, enabling printing one side of the paper by the first drum 10 and thereafter printing the opposite side of the paper by the second drum 20, has a control device which causes the first drum 10 to first print either image data with a lower image rate of first and second image data for printing on one side or the other, and causes the second drum 20 to thereafter print the other image data with a higher image rate.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010012207-A (JP)
Title: Puzzle of grass plucking
Inventor: TAN KYUICHI
IPC: A63F3/00
Filed: 2008-07-03
Abstract: <P>PROBLEM TO BE SOLVED: To provide a puzzle of grass plucking useful for preventing senility of elderly people and for helping people, in intellectual training, with brain damage and impaired in the finger or the wrist.  <P>SOLUTION: Shape holes (3) with various shapes are formed on an A (7) board and a B (8) board of a body (1). By inserting a shape pole (2) into the hole (3) and drawing the pole (2) therefrom. The training can be conducted in a single shape of the hole (3) but is enhanced in enjoyableness in provision of variety of the shapes of the holes (3). Changing confrontation of the A (7) board and the B (8) board of the body (1) provides further funs. A magnet (4) provided on the bottom of the pole (2) generates an effect of the magnet (4) with the bottom of the body (1) provided with an iron plate (5). In the puzzle of the grass plucking, removing the iron plate (5) from a lower part of the front of the body (1) renders the effect of the magnet (4) unworkable, enabling even a person with less power to use it.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2009042230-A (JP)
Title: Testing device
Inventor: HASE KENICHI
IPC: G01R29/02
Filed: 2008-08-06
Abstract: <P>PROBLEM TO BE SOLVED: To precisely measure jitter resistance of a receiving circuit.  <P>SOLUTION: This testing device tests jitter resistance of a receiving circuit with applying jitter to a transmission signal which a transmitting circuit outputs and inputting them to a receiving circuit. This device comprises: a jitter measuring part at the transmission side measuring the jitter of the transmission signal which the transmitting circuit outputs; a jitter applying part applying the jitter to the transmission signals which the transmitting circuit outputs and inputting it to the receiving circuit; a jitter region measuring part measuring the amplitude region of the jitter where the logical value of the transmission signal is equivalent to an expected value by determining whether the logical value of the transmission signal detected by the receiving circuit is equal to the predetermined expected value for every amplitude of the jitter applied to the transmission signal by the jitter applying part; and a jitter resistance measuring part computing the jitter resistance of the receiving circuit based on the amplitude region of the jitter measured by the jitter region measuring part.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2009016356-A (JP)
Title: Inspection method and device using charged particle beam
Inventor: SHICHIDA YOSHIYUKI
IPC: H01L21/66
Filed: 2008-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide an inspection device to detect defects by using an electron beam which, in case the electron beam is used, can prevent a deterioration of an inspection performance due to differences of contrasts of inspection images caused by differences of kinds and densities of circuit patterns in a chip in a testpiece.  <P>SOLUTION: In the inspection method or device using a charged particle beam in which a defect of a circuit pattern of a testpiece is abstracted by comparing at least two images which can be obtained by scanning a charged particle beam on the testpiece, the testpiece is moved continuously with a predetermined width while the charged particle beam is scanned, and in an area where kinds and densities of the circuit patterns are different, an image is obtained by changing an inspection condition.  <P>COPYRIGHT: (C)2009,JPO&INPIT
Patent JP-2010042936-A (JP)
Title: Method for growing silicon single crystal, method for producing silicon wafer, and silicon wafer
Inventor: SHIOTA TAKAAKI
IPC: H01L21/324
Filed: 2008-08-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method for growing a silicon single crystal which is not broken during growing and has no grow-in defect.  <P>SOLUTION: The peripheral part of the growing silicon single crystal 11 is cooled so that the ratio Gc<SB>1</SB>/Ge of a temperature gradient in the axial direction of 1,370-1,310°C in the central part and peripheral part of the silicon single crystal 11 is 1.2-1.3. The gap between the lower end of heat shielding body 28 and the surface of silicon melt 15 is set to be 40-100 mm. In order to make it be composed of a perfect domain or a domain wherein a pull-up speed is larger than that when the perfect domain is pulled up, the ratio v/Gc<SB>2</SB>between the pull-up speed v of the single crystal 11 and a temperature gradient Gc<SB>2</SB>in the axial direction from the melting point in the central part of the single crystal 11 to 1,350°C is controlled to be 0.16-0.20 mm<SP>2</SP>/(°C min). Moreover, thermal stress in the central part of the single crystal 11 on a solid-liquid interface 33 is made to be 50 MPa or below by controlling the pull-up speed of the single crystal 11.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010050545-A (JP)
Title: Monitoring control system and processing unit
Inventor: MATSUMOTO AKIHIRO
IPC: H04Q9/00
Filed: 2008-08-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide a monitoring control system allowing a processing unit to be easily replaced without interchangeably repairing the processing unit even when the processing unit is not adaptable to an interface of the monitoring controller and a transmission method when the processing unit is upgraded; and a processing unit.  <P>SOLUTION: The processing unit 10-1 of this monitoring control system includes an interface part 30-1, and the interface part 30-1 is equipped with connectors 31-1 to 31-m corresponding to (m) types of connection models considerable in being connected to a monitoring controller 20. Thereby, the processing unit can be physically connected to the monitoring controllers 20 of various connection types. The interface part 30-1 is further equipped with a transmission method conversion part 33 for converting a transmission method of an input signal to a predetermined transmission method based on a conversion program stored in a storage part 32, and transmission/reception of a signal can be normally carried out even if the transmission method in the processing unit 10-1 does not coincide with the transmission method of a signal in the monitoring controller 20.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010050204-A (JP)
Title: Method of manufacturing semiconductor element
Inventor: IZUMI TAKAYUKI
IPC: H01L21/338
Filed: 2008-08-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a semiconductor element, in which selective etching on between two GaAs layers or two AlGaAs layers is precisely performed using an etching stopper layer, and an increase in contact resistance is suppressed.  <P>SOLUTION: The method of manufacturing the semiconductor element includes an etching step in which a first GaAs layer, an InAlGaAs layer, and a second GaAs layer are laminated in order and the second GaAs layer is etched using the InAlGaAs layer as an etching stopper layer, wherein the composition ratio of In and Al of the InAlGaAs layer as the etching stopper layer is 4:6 to 6:4, and the composition ratio of (In+Al) and Ga is 1.5:(8.5 to 5:5). The method further includes an etching step in which a first AlGaAs layer, an InAlAs layer, and a second AlGaAs layer are laminated in order and the second AlGaAs layer is etched using the InAlAs layer as an etching stopper layer, wherein the composition ratio of In and Al of the InGlAs layer as the etching stopper layer is 4:6 to 6:4.  <P>COPYRIGHT: (C)2010,JPO&INPIT
Patent JP-2010046037-A (JP)
Title: Breeding aquarium for plankton such as larva of eel, and method for feeding plankton
Inventor: MASUDA KENJI
IPC: A01K61/02
Filed: 2008-08-25
Abstract: <P>PROBLEM TO BE SOLVED: To provide a feeding method effective for organisms wafting in water and passively feeding on materials floating in the water.  <P>SOLUTION: The breeding aquarium is obtained by forming two or more stable layers in the breeding aquarium by utilizing the density regulation by a water-soluble polymer, and using the layer having a density higher than that of a breeding water layer as a liquid feed layer.  <P>COPYRIGHT: (C)2010,JPO&INPIT