Patents by Inventor Shigeki Sakurai
Shigeki Sakurai 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: 11691869Abstract: An electronic apparatus includes a semiconductor package including a sensor unit that outputs a signal responding to an applied physical quantity, mounted on a mounting member. An island projected region is defined as a region in the mounting member obtained by projecting an outline of an island on which the sensor unit is mounted, and a part of or entire of the island projected region is configured as a through hole or a concave portion.Type: GrantFiled: September 13, 2021Date of Patent: July 4, 2023Assignee: DENSO CORPORATIONInventors: Suguru Hochi, Hideki Terasawa, Shigeki Sakurai
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Publication number: 20220081283Abstract: An electronic apparatus includes a semiconductor package including a sensor unit that outputs a signal responding to an applied physical quantity, mounted on a mounting member. An island projected region is defined as a region in the mounting member obtained by projecting an outline of an island on which the sensor unit is mounted, and a part of or entire of the island projected region is configured as a through hole or a concave portion.Type: ApplicationFiled: September 13, 2021Publication date: March 17, 2022Inventors: Suguru HOCHI, Hideki TERASAWA, Shigeki SAKURAI
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Patent number: 11199688Abstract: A stage apparatus for a microscope includes a first stage provided on a mirror base of the microscope and fixed to a stage member that moves in an optical axis direction, a second stage that relatively moves over a surface of the first stage in a first direction, a third stage that relatively moves over a surface of the second stage in a second direction, the third stage having a placement portion for placing a microscope slide, and an exterior cover for covering at least a portion of the second stage and the third stage, the exterior cover being fixed to the first stage or the stage member. The exterior cover provides a space for the second stage and the third stage to move, and exposes the placement portion of the third stage.Type: GrantFiled: October 25, 2019Date of Patent: December 14, 2021Assignees: Canon Kabushiki Kaisha, Canon Precision Inc.Inventors: Tsuguhide Sakata, Masahiro Ando, Osamu Nagatsuka, Koichiro Nishikawa, Koji Kimura, Shigeki Sakurai, Katsuyuki Tanaka, Hiroki Kobayashi, Takuji Okamoto
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Publication number: 20200057292Abstract: A stage apparatus for a microscope comprises a first stage provided on a minor base of the microscope and fixed to a stage member that moves in an optical axis direction, a second stage that relatively moves over a surface of the first stage in a first direction, a third stage that relatively moves over a surface of the second stage in a second direction, the third stage having a placement portion for placing a microscope slide, and an exterior cover for covering at least a portion of the second stage and the third stage, the exterior cover being fixed to the first stage or the stage member. The exterior cover provides a space for the second stage and the third stage to move, and exposes the placement portion of the third stage.Type: ApplicationFiled: October 25, 2019Publication date: February 20, 2020Inventors: Tsuguhide Sakata, Masahiro Ando, Osamu Nagatsuka, Koichiro Nishikawa, Koji Kimura, Shigeki Sakurai, Katsuyuki Tanaka, Hiroki Kobayashi, Takuji Okamoto
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Publication number: 20170001381Abstract: A shaping system of a three-dimensional object includes a control unit which performs an operation of supplying data of a calibration marker to the material layer forming unit and stacking a material layer formed based on the data of the calibration marker on the stage, and an operation of supplying, to the material layer forming unit, data for arranging the shaping material in an entire area of the shaping area excluding an arrangement area of the calibration marker after the material layer formed based on the data of the calibration marker and stacking, on the stage, a material layer formed based on the data for arranging the shaping material in the entire area of the shaping area excluding the arrangement area of the calibration marker.Type: ApplicationFiled: June 27, 2016Publication date: January 5, 2017Inventors: Noriyuki Suzuki, Ikuo Sobue, Shigeki Sakurai
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Publication number: 20170001371Abstract: A shaping system that fabricates a shaping object by stacking a material layer formed based on slice data, the shaping system comprises a control section which controls operations of respective sections of the shaping system. The control section controls the respective sections so that, at a prescribed timing, a marker is formed and stacked on a top surface of a marker support body, image distortion information is acquired from a position of the marker as detected by a marker position detecting section, and a correction process for correcting the slice data is executed.Type: ApplicationFiled: June 27, 2016Publication date: January 5, 2017Inventors: Ikuo Sobue, Shigeki Sakurai, Noriyuki Suzuki
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Publication number: 20160339644Abstract: Before forming a shaped object, processing in which a calibration marker formed from a shaping material is formed by an imaging forming unit and the calibration marker is laminated on a stage via a transfer member is performed. The calibration marker laminated on the stage is detected by a sensor, and image distortion of the calibration marker laminated on the stage is measured based on this detection result. When the shaped object is formed, correction to reduce the image distortion is performed on slice image data provided to the image forming unit, based on the image distortion measured in advance.Type: ApplicationFiled: May 17, 2016Publication date: November 24, 2016Inventors: Ikuo Sobue, Shigeki Sakurai, Noriyuki Suzuki
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Patent number: 8373560Abstract: When commonly using a receiving antenna and a transmitting antenna having mutually opposing characteristics, the present invention makes it possible to commonly use the antennas without deteriorating the characteristics of both antennas. In a communication apparatus including both of an RF-ID function circuit to perform contactless communication with an external reader/writer device and a reader/writer function circuit to perform contactless communication with an external RF-ID, there is disposed a common antenna shared therebetween. And, a transmitting and receiving resonance frequency switching circuit is connected in parallel to the common antenna; when selecting each function, a resonance frequency is automatically changed by the transmitting and receiving resonance frequency switching circuit.Type: GrantFiled: January 10, 2012Date of Patent: February 12, 2013Assignee: NEC CorporationInventors: Jirou Uchiyama, Shigeki Sakurai, Masashi Yamaga
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Publication number: 20120105209Abstract: When commonly using a receiving antenna and a transmitting antenna having mutually opposing characteristics, the present invention makes it possible to commonly use the antennas without deteriorating the characteristics of both antennas. In a communication apparatus including both of an RF-ID function circuit to perform contactless communication with an external reader/writer device and a reader/writer function circuit to perform contactless communication with an external RF-ID, there is disposed a common antenna shared therebetween. And, a transmitting and receiving resonance frequency switching circuit is connected in parallel to the common antenna; when selecting each function, a resonance frequency is automatically changed by the transmitting and receiving resonance frequency switching circuit.Type: ApplicationFiled: January 10, 2012Publication date: May 3, 2012Inventors: JIROU UCHIYAMA, SHIGEKI SAKURAI, MASASHI YAMAGA
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Patent number: 8125337Abstract: When commonly using a receiving antenna and a transmitting antenna having mutually opposing characteristics, the present invention makes it possible to commonly use the antennas without deteriorating the characteristics of both antennas. In a communication apparatus including both of an RF-ID function circuit 1 to perform contactless communication with an external reader/writer device and a reader/writer function circuit 2 to perform contactless communication with an external RF-ID, there is disposed a common antenna 10 shared therebetween. And, a transmitting and receiving resonance frequency switching circuit 11 is connected in parallel to the common antenna 10; when selecting each function, a resonance frequency is automatically changed by the transmitting and receiving resonance frequency switching circuit 11.Type: GrantFiled: October 23, 2007Date of Patent: February 28, 2012Assignee: NEC CorporationInventors: Jirou Uchiyama, Shigeki Sakurai, Masashi Yamaga
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Patent number: 8107641Abstract: A communication system has a communication controller for multiplexing and transmitting a power supply voltage and an audio signal to be played back by a plurality of channels, and a plurality of communication adapters which start in response to reception of the multiplexed/transmitted power supply voltage, and play back the audio signal using a playback device. The communication controller includes an audio data modulation circuit configured to modulate audio data by shifting, based on a first modulation ratio, a modulation carrier clock for modulating the audio data and a data transmission rate for transmitting the audio data in order to set a command transmission frequency bandwidth, and a command data modulation circuit configured to modulate command data by shifting, based on a second modulation ratio, a modulation carrier clock for modulating the command data and a data transmission rate for transmitting the command data in the command transmission frequency bandwidth.Type: GrantFiled: May 14, 2009Date of Patent: January 31, 2012Assignee: Canon Kabushiki KaishaInventors: Tsuguhide Sakata, Shigeki Sakurai, Takayuki Komine, Naoki Umemura
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Publication number: 20100001839Abstract: When commonly using a receiving antenna and a transmitting antenna having mutually opposing characteristics, the present invention makes it possible to commonly use the antennas without deteriorating the characteristics of both antennas. In a communication apparatus including both of an RF-ID function circuit 1 to perform contactless communication with an external reader/writer device and a reader/writer function circuit 2 to perform contactless communication with an external RF-ID, there is disposed a common antenna 10 shared therebetween. And, a transmitting and receiving resonance frequency switching circuit 11 is connected in parallel to the common antenna 10; when selecting each function, a resonance frequency is automatically changed by the transmitting and receiving resonance frequency switching circuit 11.Type: ApplicationFiled: October 23, 2007Publication date: January 7, 2010Inventors: Jirou Uchiyama, Shigeki Sakurai, Masashi Yamaga
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Publication number: 20090296953Abstract: A communication system has a communication controller for multiplexing and transmitting a power supply voltage and an audio signal to be played back by a plurality of channels, and a plurality of communication adapters which start in response to reception of the multiplexed/transmitted power supply voltage, and play back the audio signal using a playback device. The communication controller includes an audio data modulation circuit configured to modulate audio data by shifting, based on a first modulation ratio, a modulation carrier clock for modulating the audio data and a data transmission rate for transmitting the audio data in order to set a command transmission frequency bandwidth, and a command data modulation circuit configured to modulate command data by shifting, based on a second modulation ratio, a modulation carrier clock for modulating the command data and a data transmission rate for transmitting the command data in the command transmission frequency bandwidth.Type: ApplicationFiled: May 14, 2009Publication date: December 3, 2009Applicant: CANON KABUSHIKI KAISHAInventors: Tsuguhide Sakata, Shigeki Sakurai, Takayuki Komine, Naoki Umemura
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Patent number: 6832104Abstract: A card having a communication function which is adaptable for use in various environments. The card includes a plurality of interfaces adapted for a plurality of signal formats, wherein the card can selectively set an interface to use depending on the signal format being used.Type: GrantFiled: June 5, 2002Date of Patent: December 14, 2004Assignee: Canon Kabushiki KaishaInventor: Shigeki Sakurai
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Publication number: 20020198024Abstract: A card having a communication function which is adaptable for use in various environments. The card includes a plurality of interfaces adapted for a plurality of signal formats, wherein the card can selectively set an interface to use depending on the signal format being used.Type: ApplicationFiled: June 5, 2002Publication date: December 26, 2002Inventor: Shigeki Sakurai
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Publication number: 20020193077Abstract: A first radio communicating apparatus which is connected to a second radio communicating apparatus through a radio line is constructed by a reception unit for receiving a state signal indicative of a receiving state of the second radio communicating unit and a display for displaying in accordance with the state signal such as a radio signal received by the reception unit. The reception unit has a connection device for connecting the second radio communicating apparatus via a cable.Type: ApplicationFiled: June 10, 1996Publication date: December 19, 2002Inventors: SHIGEKI SAKURAI, SHIGERU HIROKI, KENICHI FUJII
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Publication number: 20020001373Abstract: To provide an Internet facsimile gateway apparatus and a controlling method thereof with which mutual communication between facsimile apparatuses are certainly performed without depending on transmission delay of an IP network connecting gateway apparatuses. When receiving CED data from the IP network, an outgoing side gateway apparatus 1001 being an Internet facsimile gateway apparatus according to the present invention transmits a CED signal to an outgoing call side G3 facsimile apparatus 2201. Then, after a predetermined length of time (75±20 ms) defined by G3 facsimile transmission procedures, the outgoing side gateway apparatus 1001 transmits a preamble signal 412 generated from a local preamble data generation section to an outgoing call side G3 facsimile apparatus without waiting for receipt 422 of the IP network.Type: ApplicationFiled: April 3, 2001Publication date: January 3, 2002Inventor: Shigeki Sakurai
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Patent number: 5915792Abstract: A foldable knife includes a handle and a folding blade. The blade is pivotable about an axis between a folded position and an extended position such that a sharp edge enters the handle when it is folded. The knife also includes a mechanism for releasably locking the blade in its extended position and for applying resistance to the blade in its folded position. The mechanism includes a ratchet member having at least two notches formed therein. The ratchet member is connected to the blade. The mechanism also includes a pivotable locking lever for engaging the ratchet member for locking the blade in its extended position and for applying resistance to the blade when the blade is in its folded position. The locking lever has a extending portion that extends from the front edge of the handle so that it may be manually manipulated to disengage the locking lever from the ratchet member to release the blade from its extended position.Type: GrantFiled: June 20, 1996Date of Patent: June 29, 1999Assignee: Moki Knife Company Ltd.Inventor: Shigeki Sakurai
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Patent number: 5586172Abstract: A telephone exchange system accommodates a plurality of central office lines and a plurality of telephones and records a telephonic communication in a recording area shared by the plurality of telephones. When predetermined conditions are satisfied, the recording is played back or transferred. The shared recording area can be utilized effectively by erasing a recording after it has been transferred, and by detecting the presence of a voice during a telephonic communication and starting and stopping the recording operation based upon the results of detection. The time at which a recording has been made can be comprehended in the form of a voice when the recording is played back.Type: GrantFiled: September 20, 1994Date of Patent: December 17, 1996Assignee: Canon Kabushiki KaishaInventors: Shigeki Sakurai, Yoshihiro Tanigawa, Masatomo Ohuchi, Shoji Suzuki, Katsuhiro Kakizawa, Kuniaki Ohtsuka
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Patent number: 5530743Abstract: In a telephone exchange apparatus for performing exchange processing by a memory time switch, first tone signals are generated, and second tone signals are generated by sequentially exchange-controlling the memory time switch in synchronism with the zero-crossing points of the generated first tone signals. Furthermore, when the second tone signals are sent to corresponding output time slots, the switching operation is performed in synchronism with the zero-crossing points of the second tone signals, so that high-quality tones including no harmonic component can be sent to an extension telephone set or to another system through an outside line.Type: GrantFiled: November 10, 1992Date of Patent: June 25, 1996Assignee: Canon Kabushiki KaishaInventor: Shigeki Sakurai