Patents by Inventor Tamotsu Satoh
Tamotsu Satoh 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).
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Patent number: 10462677Abstract: A terminal device includes: a communication unit configured to communicatively connect with a first network using a first frequency band or a second frequency band; a detection unit configured to detect communication of a second network that is performed using the second frequency band; an interference avoidance unit configured to perform a process of avoiding radio interference by the second network; and a control unit configured to perform control such that the interference avoidance unit performs the process of avoiding radio interference by the second network band in a case that an identifier identifying communication of the second network detected by the detection unit includes a specific identifier.Type: GrantFiled: July 13, 2016Date of Patent: October 29, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Atsushi Yamazaki, Katsutoshi Ishikura, Hideaki Shinmei, Tamotsu Satoh, Hiroyuki Saga
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Patent number: 10292171Abstract: A terminal device and a communication system which are capable of starting LAA communication with a lower possibility of interference are provided. A communication unit performs communication using each of a first network and a second network. A communication control unit notifies a base station device constituting the first network of allocated frequency band exclusion information indicating a frequency band to be excluded from frequency bands allocated to the terminal device, and controls the communication unit so as to connect to the base station device using a frequency band allocated by the base station device.Type: GrantFiled: May 13, 2016Date of Patent: May 14, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Hirokazu Kobayashi, Tamotsu Satoh, Hideaki Shinmei, Hiroyuki Saga, Katsutoshi Ishikura, Atsushi Yamazaki, Kennichi Iijima
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Publication number: 20190014522Abstract: A communication unit is configured to perform communication using a first frequency band or a second frequency band different from the first frequency band. A wireless environment measuring unit is configured to detect interference of radio waves used for the communication. A communication control unit is configured to control the communication. The communication control unit is configured to transmit, to a base station device which performs communication using the second frequency band, interference information about a frequency band in which the wireless environment measuring unit has detected interference or wireless environment information including a request for change of a frequency band used for the communication, the transmission being performed in a case that interference is detected in the first frequency band.Type: ApplicationFiled: July 13, 2016Publication date: January 10, 2019Applicant: SHARP KABUSHIKI KAISHAInventors: HIROYUKI SAGA, TAMOTSU SATOH, HIDEAKI SHINMEI, KATSUTOSHI ISHIKURA, ATSUSHI YAMAZAKI, HIROKAZU KOBAYASHI
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Publication number: 20180227767Abstract: A terminal device includes: a communication unit configured to communicatively connect with a first network using a first frequency band or a second frequency band; a detection unit configured to detect communication of a second network that is performed using the second frequency band; an interference avoidance unit configured to perform a process of avoiding radio interference by the second network; and a control unit configured to perform control such that the interference avoidance unit performs the process of avoiding radio interference by the second network band in a case that an identifier identifying communication of the second network detected by the detection unit includes a specific identifier.Type: ApplicationFiled: July 13, 2016Publication date: August 9, 2018Inventors: ATSUSHI YAMAZAKI, KATSUTOSHI ISHIKURA, HIDEAKI SHINMEI, TAMOTSU SATOH, HIROYUKI SAGA
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Publication number: 20180146483Abstract: A terminal device and a communication system which are capable of starting LAA communication with a lower possibility of interference are provided. A communication unit performs communication using each of a first network and a second network. A communication control unit notifies a base station device constituting the first network of allocated frequency band exclusion information indicating a frequency band to be excluded from frequency bands allocated to the terminal device, and controls the communication unit so as to connect to the base station device using a frequency band allocated by the base station device.Type: ApplicationFiled: May 13, 2016Publication date: May 24, 2018Inventors: Hirokazu KOBAYASHI, Tamotsu SATOH, Hideaki SHINMEI, Hiroyuki SAGA, Katsutoshi ISHIKURA, Atsushi YAMAZAKI, Kennichi IIJIMA
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Publication number: 20180139614Abstract: A communication system includes a first base station device and a second base station device, each of which forms one or more cells, a terminal device to be connected to the cells, and a centralized control device. The centralized control device includes: an interference control unit configured to, in a case that interference between a cell formed by the first base station device and a cell formed by the second base station device is detected, suppress the interference by causing at least any one of the first base station device and the second base station device to change the formation of the cells and form a cell to which the terminal device is connectable based on a connection state prior to suppressing the interference in an area in which the interference has occurred.Type: ApplicationFiled: May 27, 2016Publication date: May 17, 2018Inventors: TAMOTSU SATOH, KATSUTOSHI ISHIKURA, HIDEAKI SHINMEI, ATSUSHI YAMAZAKI
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Patent number: 8408729Abstract: A lighting device 12 of the present invention includes a plurality of light sources 17 and a chassis 14 that accommodates the light sources 17. The chassis 14 is formed of a plate member and includes a bottom plate 14a of a flat plate and outer rims 21 having a folding configuration formed at the edges of the bottom plate 14a. The outer rim 21 includes a first folded portion 31 and a second folded portion 32 that is formed by further folding a part of the first folded portion 31. Since the outer rim 21 has a double folding configuration, strength of the outer rim 21 itself is increased to suppress distortion of the chassis 14. Accordingly, uniform brightness is provided.Type: GrantFiled: January 21, 2009Date of Patent: April 2, 2013Assignee: Sharp Kabushiki KaishaInventors: Shuki Yamamoto, Tamotsu Satoh
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Patent number: 8251531Abstract: A lamp clip LC supporting a diffusion sheet 46 includes a support pin SP that is in contact with and thereby supports the diffusion sheet 46 and in at least a part of the support pin SP, a helical elastic member is included.Type: GrantFiled: June 2, 2008Date of Patent: August 28, 2012Assignee: Sharp Kabushiki KaishaInventor: Tamotsu Satoh
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Publication number: 20120134138Abstract: Provided is a display device in which a lamp can be replaced in a simple manner. In this display device 100, at least one lamp unit 40 having at least one lamp 52 and a base portion 42 provided with a lamp socket 48 to which the lamp 52 is attached and to which the lamp 52 is electrically connected is detachably mounted inside a chassis 30. In a portion of a wall 85 of a cabinet 80, a lamp unit insertion opening 86 through which the lamp unit 40 can be inserted or removed is formed. The lamp unit 40 is removed from the inside of the cabinet 80 to the outside of the cabinet 80, and is inserted from the outside of the cabinet 80 to the inside of the cabinet 80 through the lamp unit insertion opening 86.Type: ApplicationFiled: June 16, 2010Publication date: May 31, 2012Applicant: SHARP KABUSHIKI KAISHAInventor: Tamotsu Satoh
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Patent number: 8130336Abstract: A backlight apparatus can avoid a situation where a light source cannot be turned on and includes a light source having a base portion, a connector member including a contact portion having a recessed shape and electrically connected to the base portion of the light source, and a contact correcting portion arranged to contact with the contact portion of the connector member, wherein the light source is arranged inside a recessed portion, having the recessed shape, of the contact portion, and the contact correcting portion is arranged to press the contact portion of the connector member toward the base portion of the light source so as to close the recessed portion on a side of open ends of the contact portion.Type: GrantFiled: January 24, 2008Date of Patent: March 6, 2012Assignee: Sharp Kabushiki KaishaInventor: Tamotsu Satoh
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Publication number: 20110007230Abstract: A lighting device 12 of the present invention includes a plurality of light sources 17 and a chassis 14 that accommodates the light sources 17. The chassis 14 is formed of a plate member and includes a bottom plate 14a of a flat plate and outer rims 21 having a folding configuration formed at the edges of the bottom plate 14a. The outer rim 21 includes a first folded portion 31 and a second folded portion 32 that is formed by further folding a part of the first folded portion 31. Since the outer rim 21 has a double folding configuration, strength of the outer rim 21 itself is increased to suppress distortion of the chassis 14. Accordingly, uniform brightness is provided.Type: ApplicationFiled: January 21, 2009Publication date: January 13, 2011Applicant: SHARP KABUSHIKI KAISHAInventors: Shuki Yamamoto, Tamotsu Satoh
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Publication number: 20100302457Abstract: A lighting device 12 of the present invention includes a plurality of light sources 17 and a chassis 14 that accommodates the light sources 17. The chassis 14 is constructed of a plate member including a flat bottom plate 14a and outer rims 21 having a folding configuration 31 formed at the edges of the bottom plate 14a. At the outer rim 21, a core member 40 extending in a longitudinal direction of the outer rim is provided in a folded part of the folding configuration 31. The outer rim 21 provided with the core member 40 improves strength of the outer rim 21 itself. This suppresses distortion of the chassis 14 and uniform brightness is provided.Type: ApplicationFiled: January 21, 2009Publication date: December 2, 2010Applicant: SHARP KABUSHIKI KAISHAInventors: Shuki Yamamoto, Tamotsu Satoh
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Publication number: 20100254118Abstract: A lamp clip LC supporting a diffusion sheet 46 includes a support pin SP that is in contact with and thereby supports the diffusion sheet 46 and in at least a part of the support pin SP, a helical elastic member is included.Type: ApplicationFiled: June 2, 2008Publication date: October 7, 2010Applicant: SHARP KABUSHIKI KAISHAInventor: Tamotsu Satoh
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Publication number: 20100149429Abstract: A backlight apparatus can avoid a situation where a light source cannot be turned on and includes a light source having a base portion, a connector member including a contact portion having a recessed shape and electrically connected to the base portion of the light source, and a contact correcting portion arranged to contact with the contact portion of the connector member, wherein the light source is arranged inside a recessed portion, having the recessed shape, of the contact portion, and the contact correcting portion is arranged to press the contact portion of the connector member toward the base portion of the light source so as to close the recessed portion on a side of open ends of the contact portion.Type: ApplicationFiled: January 24, 2008Publication date: June 17, 2010Applicant: SHARP KABUSHIKI KAISHAInventor: Tamotsu Satoh
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Patent number: 7540649Abstract: The fluorescent lamp retaining member retains two lamp units each including two fluorescent lamps that have electrodes at both ends thereof, a bundling member that bundles a wire from each of electrodes at one end of the two fluorescent lamps, and a conductive member that connects electrodes at the other end of the two fluorescent lamps through a conductive path. The fluorescent lamp retaining member holds the vicinity of the central of each of the fluorescent lamps so arranged in parallel as to set the bundling members in the same direction. The fluorescent lamp retaining member allows one retained lamp unit to rotate relative to the other retained lamp unit adjacent thereto, and so retains the lamp units adjacent to each other that the bundling members and conductive members are arranged alternately after one lamp unit has been rotated.Type: GrantFiled: July 5, 2007Date of Patent: June 2, 2009Assignee: Sharp Kabushiki KaishaInventors: Tamotsu Satoh, Ryoh Hatakeyama, Masaki Shimizu
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Publication number: 20080007957Abstract: The fluorescent lamp retaining member retains two lamp units each including two fluorescent lamps that have electrodes at both ends thereof, a bundling member that bundles a wire from each of electrodes at one end of the two fluorescent lamps, and a conductive member that connects electrodes at the other end of the two fluorescent lamps through a conductive path. The fluorescent lamp retaining member holds the vicinity of the central of each of the fluorescent lamps so arranged in parallel as to set the bundling members in the same direction. The fluorescent lamp retaining member allows one retained lamp unit to rotate relative to the other retained lamp unit adjacent thereto, and so retains the lamp units adjacent to each other that the bundling members and conductive members are arranged alternately after one lamp unit has been rotated.Type: ApplicationFiled: July 5, 2007Publication date: January 10, 2008Inventors: Tamotsu Satoh, Ryoh Hatakeyama, Masaki Shimizu
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Patent number: 5089425Abstract: A method for producing a photoelectric converting device having an electrode formed across an insulating layer on a control electrode region. The control electrode region and main electrode region are formed by a self-alignment process utilizing a field insulating layer as a mask. The insulating layer is formed on the control electrode region with the electrode formed thereon.Type: GrantFiled: September 22, 1989Date of Patent: February 18, 1992Assignee: Canon Kabushiki KaishaInventors: Junichi Hoshi, Tamotsu Satoh, Shiro Arikawa
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Patent number: 5070034Abstract: A semiconductor memory device is provided with memory cells each having a capacitor for accumulating an electric charge and a transistor for charging and discharging the capacitor. The memory device comprises a substrate, an insulator layer formed thereon and a monocrystalline semiconductor layer formed thereon. The capacitor is composed of said monocrystalline semiconductor layer, the insulator layer and the substrate while the transistor is formed in the monocrystalline semiconductor layer.Type: GrantFiled: September 28, 1990Date of Patent: December 3, 1991Assignee: Canon Kabushiki KaishaInventors: Tamotsu Satoh, Takao Yonehara, Yoshio Nakamura
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Patent number: 4967067Abstract: A signal reading circuit has amplifiers for respectively receiving a plurality of signals. The circuit reads out the outputs of the amplifiers to a signal line through resistor elements, wherein each resistor element is a resistance when a switching device is conductive.Type: GrantFiled: June 9, 1989Date of Patent: October 30, 1990Inventors: Seiji Hashimoto, Tamotsu Satoh, Shigetoshi Sugawa