Patents by Inventor Junichi Sawada

Junichi Sawada has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8218047
    Abstract: A solid state imaging device 1 includes a photodetecting section 10, a signal readout section 20, a controlling section 30, and a correction processing section 40. In the photodetecting section 10, M×N pixel portions each including a photodiode which generates charges as much as an incident light intensity and a readout switch connected to the photodiode are two-dimensionally arrayed in M rows and N columns. Charges generated in each pixel portion Pm,n are input into an integration circuit Sn, through a readout wiring LO,n, and a voltage value output corresponding to the charge amount from the integration circuit Sn is output to an output wiring Lout through a holding circuit Hn. In the correction processing section 40, correction processing is performed for frame data repeatedly output from the signal readout section 20, and frame data after being subjected to the correction processing is output.
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: July 10, 2012
    Assignee: Hamamatsu Photonics K.K.
    Inventors: Ryuji Kyushima, Harumichi Mori, Junichi Sawada, Kazuki Fujita, Masahiko Honda
  • Patent number: 8193269
    Abstract: Silicone resin composition for optical semiconductor devices, providing cured product wherein warpage in the devices is reduced and whiteness, heat-resistance, and light resistance are improved. The composition comprises: (A) an organopolysiloxane of the formula (CH3)aSi(OR1)b(OH)cO(4-a-b-c)/2??(1) wherein R1 is monovalent hydrocarbon and a, b, and c are numbers such that: 0.8<=a<=1.5, 0<=b<=0.3, 0.001<=c<=0.5, and 0.801<=a+b+c<2; (B) white pigment; (C) an inorganic filler other than the white pigment; (D) condensation catalyst; (E) an epoxy resin derived from isocyanuric acid; (F) an organopolysiloxane comprising unit R2SiO and unit RSiO1.5, wherein R is hydroxyl, methyl, ethyl, propyl, cyclohexyl, phenyl, vinyl, or allyl; and (G) a linear diorganopolysiloxane of the formula wherein R5 and R6 are alkyl, cyclohexyl, vinyl, phenyl, or allyl and n is an integer from 800 to 1200.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: June 5, 2012
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Yusuke Taguchi, Kenji Hagiwara, Junichi Sawada
  • Patent number: 8196173
    Abstract: A video relayer device includes a processing unit and a memory. The processing unit includes: a key information transfer section to transfer first key information to a video content sink upon receiving the first key information from a video content source having a timer, and a timer pausing section to control the timer of the sink to pause upon receiving the first key information from the source. The processing unit is operable to receive second key information and a calculation result from the sink and store the same, respectively in the memory. The processing unit further includes a timer resuming section to control the timer of the source to resume when the second key information and the calculation result have been stored, respectively, in the memory.
    Type: Grant
    Filed: March 31, 2010
    Date of Patent: June 5, 2012
    Assignee: Fujitsu Limited
    Inventor: Junichi Sawada
  • Publication number: 20120136086
    Abstract: There is disclosed a silicone-modified adamantane derivative represented by the following general formula (1), Wherein each R1 independently represents a hydrogen atom or methyl group; each R independently represents a methyl group or phenyl group; n represents an integer from 2 to 1,000; and k represents a number of 0 to 2. There can be a photo-radically curable resin composition by adopting a novel and specific silicone-modified adamantane derivative, which composition is cured by photoirradiation even at a lower intensity of illumination, thereby enabling to obtain a cured product exhibiting not only an excellent moisture resistance but also an excellent adhesiveness to various substrates.
    Type: Application
    Filed: October 28, 2011
    Publication date: May 31, 2012
    Applicant: SHIN-ETSU CHEMICAL CO., LTD.
    Inventor: Junichi SAWADA
  • Patent number: 8189084
    Abstract: A solid state imaging device 1 includes a photodetecting section 10, a signal readout section 20, a controlling section 30, and a correction processing section 40. In the photodetecting section 10, M×N pixel portions each including a photodiode which generates charges as much as an incident light intensity and a readout switch connected to the photodiode are two-dimensionally arrayed in M rows and N columns. Charges generated in each pixel portion Pm,n are input into an integration circuit Sn through a readout wiring LO,n, and a voltage value output corresponding to the charge amount from the integration circuit Sn is output to an output wiring Lout through a holding circuit Hn. In the correction processing section 40, correction processing is performed for frame data repeatedly output from the signal readout section 20, and frame data after being subjected to the correction processing is output.
    Type: Grant
    Filed: September 3, 2008
    Date of Patent: May 29, 2012
    Assignee: Hamamatsu Photonics K.K.
    Inventors: Ryuji Kyushima, Harumichi Mori, Junichi Sawada, Kazuki Fujita, Masahiko Honda
  • Patent number: 8173053
    Abstract: A white heat-curable silicone resin composition comprising (A) a heat-curable organopolysiloxane, (B) a white pigment, (C) an inorganic filler, and (D) a condensation catalyst cures into a white uniform product having heat resistance, light resistance and minimal yellowing. The cured composition has a thermal conductivity of 1-10 W/mK. The composition is useful for forming cases on optoelectronic parts, typically LED.
    Type: Grant
    Filed: June 8, 2009
    Date of Patent: May 8, 2012
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Yusuke Taguchi, Junichi Sawada
  • Patent number: 8044128
    Abstract: A white heat-curable silicone/epoxy hybrid resin composition is provided comprising (A) a heat-curable silicone resin, (B) a triazine derived epoxy resin composition, (C) a white pigment, (D) an inorganic filler, and (E) an antioxidant. Antioxidant (E) is a phosphite compound having formula: P(OR1)(OR2)2 wherein R1 and R2 are organic groups of at least 6 carbon atoms. Components (A) and (B) are present in a weight ratio of from 5:95 to 95:5. The composition effectively cures into a product maintaining heat resistance, light resistance and improved strength over a long term.
    Type: Grant
    Filed: August 31, 2010
    Date of Patent: October 25, 2011
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Junichi Sawada, Yusuke Taguchi
  • Patent number: 8022137
    Abstract: The present invention provides a silicone resin composition for an optical semiconductor device, comprising (A) 100 parts by mass of an organopolysiloxane having a weight average molecular weight of from 500 to 20000, reduced to polystyrene, and represented by the following average compositional formula (1), (CH3)aSi(OR1)b(OH)cO(4-a-b-c)/2??(1) wherein R1 is an organic group having 1 to 4 carbon atoms and a, b, and c are numbers satisfying the equations: 0.8?a?1.5, 0?b?0.3, 0.001?c?0.5, and 0.801?a+b+c<2, (B) 3 to 200 parts by mass of a white pigment, (C) 400 to 1000 parts by mass of an inorganic filler other than said white pigment, (D) 0.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: September 20, 2011
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Yusuke Taguchi, Junichi Sawada, Kenji Hagiwara, Shoichi Osada, Kazutoshi Tomiyoshi
  • Patent number: 8012381
    Abstract: A white heat-curable silicone resin composition comprising (A) a heat-curable organopolysiloxane, (B) a white pigment, (C) an inorganic filler, and (D) a condensation catalyst cures into a white uniform product having heat resistance, light resistance and minimal yellowing. The cured composition has a reflectance of at least 80% at wavelength 350-400 nm. The composition is useful for forming cases on optoelectronic parts, typically LED.
    Type: Grant
    Filed: June 8, 2009
    Date of Patent: September 6, 2011
    Assignee: Shin-Etsu Chemical Co., Ltd.
    Inventors: Yusuke Taguchi, Junichi Sawada
  • Patent number: 8010877
    Abstract: A communication apparatus that is present between each of receiver and sender LANs including a user network and a WAN, and relays a packet exchanged between the sender and receiver LANs through the WAN while correcting an error in the packet. The communication apparatus determines whether to perform error correction on a packet received from the sender LAN. When it is determined not to perform the error correction, the communication apparatus instantly transfers the packet to the receiver LAN.
    Type: Grant
    Filed: November 20, 2006
    Date of Patent: August 30, 2011
    Assignee: Fujitsu Limited
    Inventor: Junichi Sawada
  • Publication number: 20110176656
    Abstract: A solid-state image pickup device 1 includes a photodetecting section 10, a signal readout section 20, a controlling section 30, and a correction processing section 40. In the photodetecting section 10, M×N pixel units P1,1 to PM,N each including a photodiode that generates charge of an amount according to an incident light intensity and a readout switch connected to the photodiode are two-dimensionally arrayed in M rows and N columns. A charge generated in each pixel unit Pm,n is input to an integration circuit Sn through a readout wiring line LO,n, and a voltage value output from the integration circuit Sn according to the charge amount is output to an output wiring line Lout through a holding circuit Hn. In the correction processing section 40, a correction processing is applied to respective frame data output from the signal readout section 20, and the frame data after the correction processing is output.
    Type: Application
    Filed: July 13, 2009
    Publication date: July 21, 2011
    Applicant: Hamamatsu Photonics K.K.
    Inventors: Ryuji Kyushima, Kazuki Fujita, Junichi Sawada
  • Publication number: 20110065872
    Abstract: A purpose of the present invention is to provide an underfill composition for optical semiconductor devices which can provide a cured product whose moldability, adhesiveness to a gold bump, heat-resistance, and light resistance are better. The present invention is an underfill composition, comprising (A) 60 to 99 parts by weight of a branched organopolysiloxane having a weight average molecular weight of from 500 to 20000, reduced to polystyrene, and represented by the average compositional formula (1); (B) 250 to 1000 parts by weight of an inorganic filler; (C) 0.01 to 10 parts by weight of a condensation catalyst; (D) 1 to 40 parts by weight of an organopolysiloxane having a linear diorganopolysiloxane moiety, represented by the formula (2), provided that a total amount of component (A) and component (D) is 100 parts by weight; and (E) 0.2 to 2.0 parts by weight of silane coupling agent.
    Type: Application
    Filed: September 3, 2010
    Publication date: March 17, 2011
    Inventors: Yusuke TAGUCHI, Junichi Sawada
  • Publication number: 20110054072
    Abstract: A white heat-curable silicone/epoxy hybrid resin composition is provided comprising (A) a heat-curable silicone resin, (B) a triazine derived epoxy resin composition, (C) a white pigment, (D) an inorganic filler, and (E) an antioxidant. Antioxidant (E) is a phosphite compound having formula: P(OR1)(OR2)2 wherein R1 and R2 are organic groups of at least 6 carbon atoms. Components (A) and (B) are present in a weight ratio of from 5:95 to 95:5. The composition effectively cures into a product maintaining heat resistance, light resistance and improved strength over a long term.
    Type: Application
    Filed: August 31, 2010
    Publication date: March 3, 2011
    Inventors: Junichi SAWADA, Yusuke Taguchi
  • Patent number: 7883022
    Abstract: An IC card formed by sandwiching a circuit board formed with an antenna pattern and an IC chip mounted on the circuit board with a plurality of card constituent sheets. Ferrite beads to absorb and remove noises (unnecessary radiation energy) input to and output from the IC chip are mounted on wiring sections interconnecting the antenna pattern and IC chip.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: February 8, 2011
    Assignee: Sony Corporation
    Inventors: Isao Takahashi, Junichi Sawada
  • Patent number: 7877671
    Abstract: A communication apparatus that is present between each of receiver and sender LANs including a user network and a WAN, and relays a packet exchanged between the sender and receiver LANs through the WAN while correcting an error in the packet. The communication apparatus determines whether to perform error correction on a packet received from the sender LAN. When it is determined not to perform the error correction, the communication apparatus instantly transfers the packet to the receiver LAN.
    Type: Grant
    Filed: November 20, 2006
    Date of Patent: January 25, 2011
    Assignee: Fujitsu Limited
    Inventor: Junichi Sawada
  • Publication number: 20100295976
    Abstract: The present invention relates to a solid-state imaging device, etc., which makes it possible to obtain an image with higher resolution by properly correcting pixel data even when any one of row selecting wirings is disconnected. A solid-state imaging device (1) comprises a photodetecting section (10), a signal reading-out section (20), a controlling section (30), and a correction processing section (40). In the photodetecting section (10), M×N pixel portions P1,1 to PM,N are two-dimensionally arrayed in a matrix of M rows and N columns, and each of the pixel portions P1,1 to PM,N includes a photodiode and a reading-out switch. Charges generated in each pixel portion Pm,n are inputted into an integrating circuit Sn through a reading-out wiring LO,n, and a voltage value corresponding to the amount of charges is outputted from the integrating circuit Sn. The voltage value from the integrating circuit Sn is outputted to an output wiring Lout through a holding circuit Hn.
    Type: Application
    Filed: January 22, 2009
    Publication date: November 25, 2010
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Ryuji Kyushima, Harumichi Mori, Junichi Sawada, Kazuki Fujita, Masahiko Honda
  • Publication number: 20100295982
    Abstract: The present invention relates to a solid-state imaging device, etc., having a structure which enables to obtain an image with higher resolution by correcting pixel data even when any one of row selecting wirings is disconnected. A solid-state imaging device (1) comprises a photodetecting section (10), a signal reading-out section (20), a controlling section (30), and a correction processing section (40). The photodetecting section (10) has M×N pixel portions P1,1 to PM,N two-dimensionally arrayed in M rows and N columns, and each of the pixel portions P1,1 to PM,N includes a photodiode which generates charges of an amount corresponding to an incident light intensity and a reading-out switch connected to the photodiode. Charges generated in each of the pixel portions P1,1 to PM,N are inputted into an integrating circuit Sn through a reading-out wiring LO,n.
    Type: Application
    Filed: January 22, 2009
    Publication date: November 25, 2010
    Inventors: Ryuji Kyushima, Harumichi Mori, Junichi Sawada, Kazuki Fujita, Masahiko Honda
  • Publication number: 20100273927
    Abstract: Silicone resin composition for optical semiconductor devices, providing cured product wherein warpage in the devices is reduced and whiteness, heat-resistance, and light resistance are improved. The composition comprises: (A) an organopolysiloxane of the formula (CH3)aSi(OR1)b(OH)cO(4-a-b-c)/2??(1) wherein R1 is monovalent hydrocarbon and a, b, and c are numbers such that: 0.8<=a<=1.5, 0<=b<=0.3, 0.001<=c<=0.5, and 0.801<=a+b+c<2; (B) white pigment; (C) an inorganic filler other than the white pigment; (D) condensation catalyst; (E) an epoxy resin derived from isocyanuric acid; (F) an organopolysiloxane comprising unit R2SiO and unit RSiO1.5, wherein R is hydroxyl, methyl, ethyl, propyl, cyclohexyl, phenyl, vinyl, or allyl; and (G) a linear diorganopolysiloxane of the formula wherein R5 and R6 are alkyl, cyclohexyl, vinyl, phenyl, or allyl and n is an integer from 800 to 1200.
    Type: Application
    Filed: April 23, 2010
    Publication date: October 28, 2010
    Inventors: Yusuke TAGUCHI, Kenji Hagiwara, Junichi Sawada
  • Patent number: 7817848
    Abstract: An apparatus discriminates a potential obstacle in the path of a vehicle from among various objects in an image shot by a monocular camera. First, an object detecting unit detects an object in the image by applying a saliency calculation to the image. Second, an object discriminating unit discriminates an object from among the objects detected by the object detecting unit as a potential obstacle by applying a neural network method to the objects.
    Type: Grant
    Filed: November 16, 2006
    Date of Patent: October 19, 2010
    Assignee: Fujitsu Ten Limited
    Inventors: Katsumi Sakata, Junichi Sawada
  • Publication number: 20100251319
    Abstract: A video relayer device includes a processing unit and a memory. The processing unit includes: a key information transfer section to transfer first key information to a video content sink upon receiving the first key information from a video content source having a timer, and a timer pausing section to control the timer of the sink to pause upon receiving the first key information from the source. The processing unit is operable to receive second key information and a calculation result from the sink and store the same, respectively in the memory. The processing unit further includes a timer resuming section to control the timer of the source to resume when the second key information and the calculation result have been stored, respectively, in the memory.
    Type: Application
    Filed: March 31, 2010
    Publication date: September 30, 2010
    Applicant: FUJITSU LIMITED
    Inventor: Junichi SAWADA