Patents by Inventor Tsuyoshi Kawaguchi

Tsuyoshi Kawaguchi 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: 11178784
    Abstract: Provided is a display device in which a housing includes a plurality of support parts and a bending part. At least two of the plurality of support parts are coupled via the bending part. A display unit is fixed to the plurality of support parts. The bending part is at least capable of bending with the display unit as an inner side. In a case where the bending part is bent with the display unit as an inner side, a distance between opposing portions of the display unit is not less than a predetermined distance.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: November 16, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ryoh Araki, Tsuyoshi Kawaguchi
  • Patent number: 11152580
    Abstract: Provided is a flexible display device in which an average thickness of a layered body, a touch panel, and a polarizing plate in a bending region is thinner than an average thickness of the layered body, the touch panel, and the polarizing plate in a region other than the bending region.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: October 19, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Tsuyoshi Kawaguchi, Ryoh Araki, Taketoshi Nakano
  • Patent number: 11022728
    Abstract: In a display device in which a light shielding member having an opening formed in an image display surface of a display is arranged, occurrence of moire is prevented. A width (W1Y) of a first opening (OP1) in a first light shielding member (13) of a display (10) and a width (W2Y) of a second opening (OP2) of a second light shielding member (20) on a surface of the display (10) are set so that (W1Y?W2Y)/2>?LY is established.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: June 1, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Hikaru Kuki, Ryoh Araki, Tsuyoshi Kawaguchi
  • Publication number: 20210144871
    Abstract: Provided is a display device in which a housing includes a plurality of support parts and a bending part. At least two of the plurality of support parts are coupled via the bending part. A display unit is fixed to the plurality of support parts. The bending part is at least capable of bending with the display unit as an inner side. In a case where the bending part is bent with the display unit as an inner side, a distance between opposing portions of the display unit is not less than a predetermined distance.
    Type: Application
    Filed: June 15, 2017
    Publication date: May 13, 2021
    Inventors: Ryoh ARAKI, Tsuyoshi KAWAGUCHI
  • Publication number: 20210111357
    Abstract: Provided is a flexible display device in which an average thickness of a layered body, a touch panel, and a polarizing plate in a bending region is thinner than an average thickness of the layered body, the touch panel, and the polarizing plate in a region other than the bending region.
    Type: Application
    Filed: March 30, 2017
    Publication date: April 15, 2021
    Inventors: Tsuyoshi KAWAGUCHI, Ryoh ARAKI, Taketoshi NAKANO
  • Publication number: 20210109259
    Abstract: In a display device in which a light shielding member having an opening formed in an image display surface of a display is arranged, occurrence of moire is prevented. A width (W1Y) of a first opening (OP1) in a first light shielding member (13) of a display (10) and a width (W2Y) of a second opening (OP2) of a second light shielding member (20) on a surface of the display (10) are set so that (W1Y?W2Y)/2>?LY is established.
    Type: Application
    Filed: March 23, 2018
    Publication date: April 15, 2021
    Inventors: HIKARU KUKI, RYOH ARAKI, TSUYOSHI KAWAGUCHI
  • Patent number: 10928665
    Abstract: Provided is a technique allowing a screen of a display device to be harmonized with a housing of the display device or an environment surrounding the display device, while an image is not displayed. A display device (1) includes: a display section (2) which displays an image; and a background section (3) which is provided on a front surface side of the display section (2), the background section (3) having a plurality of openings (4) through which light, emitted from the display section (2) for display of the image, passes.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: February 23, 2021
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ryoh Araki, Hikaru Kuki, Tsuyoshi Kawaguchi
  • Publication number: 20210036092
    Abstract: A display device includes: a display region; a frame region comprising a folding portion, the frame region being disposed around the display region; an outer terminal comprising a first outer terminal and a second outer terminal in the frame region, the first and second outer terminals being disposed sequentially on an outside in such a manner that the first outer terminal is closer to the display region than the second outer terminal is, the outside being more remote from the display region than the folding portion is; a first routing wire crossing the folding portion to electrically connect together the first outer terminal and an inner wire that is disposed in the display region; at least one inner terminal disposed inside the folding portion in the frame region; and a second routing wire that is flexible, the second routing wire electrically connecting at least the second outer terminal out of the first and second outer terminals to the at least one inner terminal without passing through the folding porti
    Type: Application
    Filed: January 30, 2018
    Publication date: February 4, 2021
    Inventors: ASAHI YAMATO, RYOH ARAKI, TSUYOSHI KAWAGUCHI
  • Publication number: 20200296494
    Abstract: An electronic component module including a fixing part, a function part housed in, or fixed to, the fixing part, at least one connection line, and at least one protrusion on the function part or the fixing part. The fixing part includes an abutting face, an outer face extending from an end of the abutting face in a direction including a component of a first direction, and an edge line along which the abutting and outer faces meet. The connection line is flexible, electrically connected to the function part, positioned on a second direction side relative to the abutting face, and configured to be led out in a third direction from an inside to an outside relative to the edge line. The protrusion extends at least partly in the third direction and is positioned at least partly on the first direction side relative to the connection line in the led-out state.
    Type: Application
    Filed: February 27, 2020
    Publication date: September 17, 2020
    Applicants: NIPPON SEIKI CO., LTD., HOSIDEN CORPORATION
    Inventors: Toshiaki Suzuki, Tsuyoshi Kawaguchi, Masahide Suzuki, Kota Onoyama, Jun Miyajima
  • Patent number: 10621893
    Abstract: A display device with a first edge and a second edge, the first edge and the second edge extending in a same direction, the display device including a light-emitting layer, and an electronic circuit board, wherein the display device emits light toward a front side with the display device is bent as a first terminal portion disposed on a surface of an end portion on the first edge and a second terminal portion disposed on a back face of an end portion on the second edge facing one another, and the electronic circuit board includes a first surface mounted to the first terminal portion and a second surface opposite the first surface and mounted to the second terminal portion.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: April 14, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ryoh Araki, Taketoshi Nakano, Tsuyoshi Kawaguchi
  • Publication number: 20200081285
    Abstract: Provided is a technique allowing a screen of a display device to be harmonized with a housing of the display device or an environment surrounding the display device, while an image is not displayed. A display device (1) includes: a display section (2) which displays an image; and a background section (3) which is provided on a front surface side of the display section (2), the background section (3) having a plurality of openings (4) through which light, emitted from the display section (2) for display of the image, passes.
    Type: Application
    Filed: December 11, 2017
    Publication date: March 12, 2020
    Inventors: RYOH ARAKI, HIKARU KUKI, TSUYOSHI KAWAGUCHI
  • Patent number: 10571962
    Abstract: In a mobile terminal, a second housing includes a second hinge configured to fit together with a first hinge to allow a flexible display to fold between a first housing and the second housing. The first housing includes a cutout portion configured to form a space for permitting elastic deformation of a bending portion of the flexible display that is folded.
    Type: Grant
    Filed: April 28, 2017
    Date of Patent: February 25, 2020
    Assignee: SHARP KABUSHIKI KAISHA
    Inventors: Ryoh Araki, Tsuyoshi Kawaguchi
  • Publication number: 20190362655
    Abstract: A display device with a first edge and a second edge, the first edge and the second edge extending in a same direction, the display device including a light-emitting layer, and an electronic circuit board, wherein the display device emits light toward a front side with the display device is bent as a first terminal portion disposed on a surface of an end portion on the first edge and a second terminal portion disposed on a back face of an end portion on the second edge facing one another, and the electronic circuit board includes a first surface mounted to the first terminal portion and a second surface opposite the first surface and mounted to the second terminal portion.
    Type: Application
    Filed: March 30, 2017
    Publication date: November 28, 2019
    Inventors: Ryoh ARAKI, Taketoshi NAKANO, Tsuyoshi KAWAGUCHI
  • Publication number: 20190354138
    Abstract: In a mobile terminal, a second housing includes a second hinge configured to fit together with a first hinge to allow a flexible display to fold between a first housing and the second housing. The first housing includes a cutout portion configured to form a space for permitting elastic deformation of a bending portion of the flexible display that is folded.
    Type: Application
    Filed: April 28, 2017
    Publication date: November 21, 2019
    Inventors: Ryoh ARAKI, Tsuyoshi KAWAGUCHI
  • Publication number: 20190132677
    Abstract: A signal processing device configured to perform: low pass filter processing to extract a low frequency component of an audio signal, compression processing to compress the audio signal to which the low pass filter processing is performed in a case that the audio signal to which the low pass filter processing is performed is not less than a predetermined signal level, high pass filter processing to extract high frequency component of the audio signal, first volume processing to attenuate the audio signal, and synthesis processing to synthesize the low frequency component of the audio signal to which the compression processing is performed and high frequency component of the audio signal.
    Type: Application
    Filed: October 26, 2018
    Publication date: May 2, 2019
    Inventors: Hiroki KUROSAKI, Tsuyoshi KAWAGUCHI, Yoshinori NAKANISHI, Norimasa KITAGAWA
  • Publication number: 20190121198
    Abstract: The present invention provides a display device having an excellent image display function and an excellent mirror function. The display device includes, in the given order from a back surface side to a viewing surface side: a backlight; and a display panel provided with a mirror layer and pixels, the mirror layer being provided with an opening and a reflector superimposed on a corresponding pixel, the opening being provided to allow light emitted from the backlight to pass therethrough to the viewing surface side of the display panel, the reflector being provided to reflect light incident from the viewing surface side of the display panel, the opening having a superimposed area ratio in the corresponding pixel of 10% or higher and 20% or lower.
    Type: Application
    Filed: March 22, 2017
    Publication date: April 25, 2019
    Inventors: RYOH ARAKI, HIKARU KUKI, TSUYOSHI KAWAGUCHI
  • Patent number: 10243516
    Abstract: A first circuit unit of an audio amplifier includes a first emitter follower connected to an pre stage input terminal, a second emitter follower connected to an pre stage input terminal, a main transistor connected to an output path of the first emitter follower and an output path of the second emitter follower, a first resistor and a second resistor, which are series-connected between the output path of the first emitter follower and a DC voltage source, and a zener diode connected to a series-connection point between the first resistor and the second resistor. A second circuit unit has a circuit configuration that is complementary to the first circuit unit. A path leading to a collector of each transistor configuring the first and second emitter followers in one of the circuit units is connected to the series-connection point in the other circuit unit.
    Type: Grant
    Filed: February 4, 2018
    Date of Patent: March 26, 2019
    Assignee: ONKYO CORPORATION
    Inventors: Tsuyoshi Kawaguchi, Norimasa Kitagawa, Takuya Oka
  • Patent number: 10149053
    Abstract: To resolve volume shortage of middle and high band of speaker reproduction sound. A DSP 4 performs LPF processing to extract low frequency component of an audio signal to which the first volume processing is performed, DRC processing to compress the audio signal to which the LPF processing is performed in case that the audio signal to which the LPF processing is performed is not less than a predetermined signal level, HPF processing to extract high frequency component of the audio signal to which the first volume processing is performed, second volume processing to attenuate the audio signal to which the HPF processing is performed based on the volume value that is received, and synthesis processing to synthesize the audio signal to which the DRC processing is performed and the audio signal to which the second volume processing is performed.
    Type: Grant
    Filed: July 22, 2017
    Date of Patent: December 4, 2018
    Assignee: Onkyo Corporation
    Inventors: Hiroki Kurosaki, Tsuyoshi Kawaguchi, Yoshinori Nakanishi, Hiroyuki Asahara, Norimasa Kitagawa
  • Publication number: 20180241348
    Abstract: A first circuit unit of an audio amplifier includes a first emitter follower connected to an pre stage input terminal, a second emitter follower connected to an pre stage input terminal, a main transistor connected to an output path of the first emitter follower and an output path of the second emitter follower, a first resistor and a second resistor, which are series-connected between the output path of the first emitter follower and a DC voltage source, and a zener diode connected to a series-connection point between the first resistor and the second resistor. A second circuit unit has a circuit configuration that is complementary to the first circuit unit. A path leading to a collector of each transistor configuring the first and second emitter followers in one of the circuit units is connected to the series-connection point in the other circuit unit.
    Type: Application
    Filed: February 4, 2018
    Publication date: August 23, 2018
    Inventors: Tsuyoshi KAWAGUCHI, Norimasa KITAGAWA, Takuya OKA
  • Publication number: 20180041836
    Abstract: To resolve volume shortage of middle and high band of speaker reproduction sound. A DSP 4 performs LPF processing to extract low frequency component of an audio signal to which the first volume processing is performed, DRC processing to compress the audio signal to which the LPF processing is performed in case that the audio signal to which the LPF processing is performed is not less than a predetermined signal level, HPF processing to extract high frequency component of the audio signal to which the first volume processing is performed, second volume processing to attenuate the audio signal to which the HPF processing is performed based on the volume value that is received, and synthesis processing to synthesize the audio signal to which the DRC processing is performed and the audio signal to which the second volume processing is performed.
    Type: Application
    Filed: July 22, 2017
    Publication date: February 8, 2018
    Inventors: Hiroki KUROSAKI, Tsuyoshi KAWAGUCHI, Yoshinori NAKANISHI, Hiroyuki ASAHARA, Norimasa KITAGAWA