Patents by Inventor Takemitsu Honda
Takemitsu Honda 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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Publication number: 20080278970Abstract: An in-body information acquiring apparatus includes a function executing unit that realizes a predetermined function inside a body of a patient. A power-supply circuit includes a power unit that includes a cell and that outputs a first current and a first voltage; and a converter that converts the first current to a second current, which is a current required to operate the function executing unit for a predetermined time, and converts the first voltage to a second voltage, which is a voltage required to operate the function executing unit.Type: ApplicationFiled: July 14, 2008Publication date: November 13, 2008Applicant: OLYMPUS CORPORATIONInventors: Takemitsu Honda, Toshiaki Shigemori, Seiichiro Kimoto, Ayako Nagase, Katsuyoshi Sasagawa, Hatsuo Shimizu, Tetsuo Minai, Tsutomu Nakamura, Hiroshi Suzushima, Noriyuki Fujimori, Tatsuya Orihara, Katsuya Suzuki, Masayuki Hashimoto, Kazutaka Nakatsuchi
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Publication number: 20080262299Abstract: An electronic endoscope apparatus includes: an electronic endoscope having a power amplifier for transmitting by radio or by cable an image pickup signal obtained from an image sensor; and a low noise amplifier for receiving the image pickup signal transmitted by radio and by cable. The apparatus further includes: a processor unit for producing a video signal from the image pickup signal; and a cable connection detection circuit for changing gain of the power amplifier or gain of the low noise amplifier, upon detecting a connection of a cable between the electronic endoscope and the processor unit, for transmitting the image pickup signal by cable.Type: ApplicationFiled: April 9, 2008Publication date: October 23, 2008Applicant: OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Koichi NIIDA, Takemitsu HONDA, Shinji YAMASHITA, Katsuyuki SAITO
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Publication number: 20080188712Abstract: A transmitting and receiving apparatus (2) that transmits a radio signal to a capsule endoscope includes: a transmitting level determining unit (25) disposed near a transmitting resonance circuit (22); a frequency controller (26) that controls an oscillation frequency based on a result of determination executed by the transmitting level determining unit (25); and a frequency variable oscillator (16) that changes the oscillation frequency, based on the control of the frequency controller (26). By changing the oscillation frequency so that a transmission level becomes large, the oscillation frequency can be changed so as to decrease a frequency difference between the oscillation frequency and the resonance frequency of the resonance circuit (22) that changes along a variation in a self inductance value of a coil (24).Type: ApplicationFiled: January 21, 2005Publication date: August 7, 2008Applicant: OLYMPUS CORPORATIONInventors: Hatsuo Shimizu, Takemitsu Honda, Masayuki Hashimoto, Kazutaka Nakatsuchi
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Publication number: 20080100698Abstract: The present invention relates to a compact imaging apparatus. A memory in which one-line data is temporarily stored is provided between an analog processing system and a digital processing system. The analog processing system performs a series of processing from obtaining a pixel signal with an image pickup element to conversion of the pixel signal into digital data, and the digital processing system performs signal processing of the digital data into predetermined imaging data. A controller exclusively controls a one-line analog system operation performed by the analog processing system and a one-line digital system operation performed by the digital processing system. The controller operates the analog processing system with a maximum-speed clock which is possessed by the analog processing system, and the controller operates the digital processing system with a clock corresponding to a frequency determined by a bandwidth of a transmission system which transmits the imaging data.Type: ApplicationFiled: November 9, 2005Publication date: May 1, 2008Inventors: Takeshi Mori, Takemitsu Honda, Toshiaki Shigemori, Takashi Tanimoto
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Publication number: 20080084428Abstract: Provided is an image display apparatus which includes a display unit that displays a series of images obtained by imaging an inside of a subject in time sequence, and displays a specific area with a predetermined size; and an input unit having an input button group for performing a display operation of the images. The apparatus also includes a control unit that performs a control so that an operation mode is set to a button operation mode for performing the display operation of the images with a button operation of the input unit when a cursor on a display screen is in the specific area, and the operation mode is set to a cursor operation mode for performing the display operation of the images corresponding to at least a position on the display screen and a position of the cursor when the cursor is out of the specific area.Type: ApplicationFiled: September 28, 2007Publication date: April 10, 2008Applicant: OLYMPUS CORPORATIONInventor: Takemitsu HONDA
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Publication number: 20080068453Abstract: Image information (corresponding to 1 pixel) of 8 bits acquired by an imaging unit (23) are input into an A/D converter (24a1) provided on an AD board (23a), the input image information are digitally converted to parallel signals of 8 bits, the parallel signals are divided into every 4 bits by a bit-number-converting and outputting circuit (24a2) of an IC configuration, each parallel signals of 4 bits are output to a digital signal processor (25a1) provided on a signal processing board (25a) through four signal lines (80a) of a flexible board (80) by time division, and a predetermined signal processing is performed on the output parallel signals of 4 bits at the digital signal processor 25a1. Consequently, the number of IC pins and the number of signal lines are reduced; therefore, an capsule endoscope is miniaturized, hardening of a board is prevented, and probability of disconnection of the signal lines is reduced.Type: ApplicationFiled: May 11, 2005Publication date: March 20, 2008Inventors: Takeshi Mori, Takemitsu Honda, Masatoshi Homan
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Publication number: 20080045792Abstract: A capsule endoscope 3 as an example of a body-insertable apparatus includes a battery 100, a control information detecting circuit 31 to which driving power is supplied from the battery 100, a system control circuit 32, and a driving controller 34 that is arranged between the battery 100 and the control information detecting circuit 31 and the system control circuit 32. The driving controller 34 controls driving of the control information detecting circuit 31, the system control circuit 32 or the like based on a temperature detected by a temperature sensor unit 33, thereby preventing actuation of the capsule endoscope 3 outside the body of a subject.Type: ApplicationFiled: February 25, 2005Publication date: February 21, 2008Inventors: Hatsuo Shimizu, Seiichiro Kimoto, Takemitsu Honda, Takeshi Mori, Noriyuki Fujimori
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Patent number: 7331924Abstract: An electric bending endoscope apparatus includes an electric bending endoscope, a bending control device for controlling a bending direction and the amount of bending of a bending portion based on a bending instructing signal outputted from a portion for instructing a bending operation in the electric bending endoscope, an image processing device for generating an observing image captured by the electric bending endoscope to a video signal, and a display device for displaying the video signal generated by the image processing device as an endoscope image, wherein the electric bending endoscope includes a bending driving portion for bending the bending portion arranged at an inserting portion, a bending motive portion for driving the bending driving portion, a portion for restoring transmission and disconnection of driving force that reversibly switches a status for transmitting the driving force by transmitting the driving force of the bending motive portion to the bending driving portion and a status for disType: GrantFiled: March 21, 2003Date of Patent: February 19, 2008Assignee: Olympus CorporationInventors: Keiichi Arai, Takemitsu Honda, Seiichiro Kimoto, Takayasu Miyagi, Toshinari Maeda, Yuichi Ikeda, Toshimasa Kawai
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Publication number: 20080021270Abstract: In a capsule endoscope that functions as one example of a body insertable apparatus, a first imaging mechanism, a second imaging mechanism, a data generator, and a timing controller are provided on a same imaging board. The first imaging mechanism and the second imaging mechanism are arranged inside an outer casing member that determines an outer shape of the capsule endoscope. The data generator generates image data based on electric signals obtained by the imaging mechanisms. The timing controller controls driving timings of the first imaging mechanism, the second imaging mechanism, and the data generator. Since the aforementioned elements are formed on the same board, increase in number of the board can be suppressed.Type: ApplicationFiled: July 5, 2005Publication date: January 24, 2008Inventors: Hiroshi Suzushima, Noriyuki Fujimori, Tatsuya Orihara, Masatoshi Homan, Takemitsu Honda, Kazutaka Nakatsuchi
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Patent number: 7316647Abstract: In a capsule endoscope illuminating units are disposed around an image capturing unit in such a manner that an optical axis of the illuminating units do not intersect with an optical axis of the observation unit, and illumination areas of the illuminating units overlap at substantially a central portion of an image capturing area of the image capturing unit.Type: GrantFiled: April 23, 2004Date of Patent: January 8, 2008Assignee: Olympus CorporationInventors: Seiichiro Kimoto, Noriyuki Fujimori, Hiroshi Suzushima, Toshiaki Shigemori, Tsutomu Nakamura, Ayako Nagase, Tetsuo Minai, Hatsuo Shimizu, Takemitsu Honda, Katsuyoshi Sasagawa, Katsuya Suzuki, Masayuki Hashimoto, Tatsuya Orihara, Kazutaka Nakatsuchi
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Publication number: 20070265501Abstract: A protection circuit 26c detects a voltage at a point A on an electric-power supply path from a battery 29 to an intra-capsule function executing circuit 30. When the voltage at the point A becomes smaller than a predetermined threshold value (a predetermined midpoint potential), the protection circuit 26c performs a switching control of a switch element 26a, connects the battery 29 to a resistive load 26b, stops supplying driving power to the intra-capsule function executing circuit 30 and at the same time enables to supply electric power to the resistive load 26b, and prevents a false operation of a circuit at the midpoint potential by exhausting the electric power stored in the battery 29 by the resistive load 26b.Type: ApplicationFiled: July 14, 2005Publication date: November 15, 2007Inventors: Takeshi Mori, Takemitsu Honda
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Publication number: 20070242132Abstract: To achieve a body-insertable apparatus such as a capsule endoscope that moves in a subject at a low speed at which acquisition of in-vivo information is sufficiently possible, the body-insertable apparatus is inserted into the subject and moves in the subject. The body-insertable apparatus includes an in-vivo information acquiring unit that acquires the in-vivo information, an external case member accommodating the in-vivo information acquiring unit, and a moving-speed suppressing unit positioned inside or outside of the external case member to generate a predetermined suppressing force for suppressing the moving speed between an inner wall of a passage route in the subject and the external case member.Type: ApplicationFiled: June 13, 2005Publication date: October 18, 2007Applicant: OYLMPUS CORPORATIONInventors: Masatoshi Homan, Takemitsu Honda, Hiroshi Suzushima, Tatsuya Orihara, Kazutaka Nakatsuchi, Noriyuki Fujimori
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Publication number: 20070232851Abstract: To provide a capsule endoscope in which a degree of appearance of a sting-like member in a captured image is reduced, a capsule endoscope (2) includes an optical system (18) having a predetermined principal point, an imaging unit (19) which captures light focused by the optical system (18), and an attachment member (28) which is arranged at a predetermined position on a window portion (17a) having optical transparency and forming a portion of an outer casing member (17) housing the optical system (18) and the imaging unit (19). The capsule endoscope (2) further includes a traction member (29) having one end secured to the attachment member (28) and extending by a predetermined distance in a direction from the optical system (18) toward a position of the attachment member (28). Since the traction member (29) has such a structure, an appearance of an image of the traction member (29) can be reduced at the imaging unit (19).Type: ApplicationFiled: June 27, 2005Publication date: October 4, 2007Applicant: OLYMPUS CORPORATIONInventors: Noriyuki Fujimori, Takemitsu Honda, Hiroshi Suzushima, Tatsuya Irohara, Masatoshi Homan, Kazutaka Nakatsuchi
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Publication number: 20070171013Abstract: An object of the present invention is to easily start to operate a body-insertable apparatus which is introduced into a subject and executes a predetermined function. In a capsule endoscope 3 of the invention, a magnetic switch 14 is arranged in a tubular capsule casing 16 of the capsule endoscope 3 in a direction substantially perpendicular to a longitudinal axis t direction of the capsule casing 16. A movable electrode of the magnetic switch 14 is brought into contact with a fixed electrode of the magnetic switch by a magnetic induction action by a magnetic field generated by a magnet 6, which is applied to the magnetic switch 14 from the outside of the capsule endoscope 3 in a direction substantially parallel to the longitudinal axis t direction of the capsule casing 16. As a result, electric power can be supplied from a power source unit to a function executing unit.Type: ApplicationFiled: December 14, 2006Publication date: July 26, 2007Applicants: OLYMPUS CORPORATION, OLYMPUS MEDICAL SYSTEMS CORP.Inventors: Noriyuki Fujimori, Takemitsu Honda
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Publication number: 20070167743Abstract: An intra-subject position detection system includes a subject insertable device introduced into a subject, moving through the subject; and including a magnetic field generator that generates a magnetostatic field. The system also includes a position detecting device arranged outside the subject and obtaining position information of the subject insertable device inside the subject. The position detecting device also includes a magnetic field detector that is arranged on the subject at a time of use and detects a strength of the magnetostatic field output from the magnetic field generator; a reference sensor that derives a position of the magnetic field detector relative to a reference position on the subject; and a position deriving unit that derives a position of the subject insertable device inside the subject based on the magnetic field strength and the position of the magnetic field detector.Type: ApplicationFiled: September 28, 2006Publication date: July 19, 2007Applicant: Olympus CorporationInventors: Takemitsu Honda, Katsumi Hirakawa, Seiichiro Kimoto, Ayako Nagase, Katsuyoshi Sasagawa, Katsuya Suzuki, Kazutaka Nakatsuchi
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Publication number: 20070161861Abstract: A curving control device to which an electrically-controlled endoscope is connected has a main CPU for primarily performing curving driving control, and a monitoring CPU for monitoring whether the operating state relating to curving actions is normal or abnormal. In the event of detecting an abnormality from the monitoring CPU, the curving control device also performs processing for handling the occurrence of the abnormality, such as outputting an emergency stop through an interlock via the main CPU, turning the main power and the like of a servo driver OFF, and so forth.Type: ApplicationFiled: February 20, 2007Publication date: July 12, 2007Applicant: OLYMPUS CORPORATIONInventors: Toshimasa Kawai, Eiichi Kobayashi, Takemitsu Honda, Seiichiro Kimoto
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Publication number: 20070150728Abstract: A receiving apparatus includes a receiving unit which receives image data acquired through image capturing by a capsule endoscope introduced inside a subject; a reader to which a portable recording medium on which identification information identifying the subject is recorded in an erasable manner is detachably connected, the reader reading out the identification information of the subject in the recording medium; a display unit which displays the identification information of the subject read out by the reader; and a control unit which controls registration of the identification information of the subject displayed by the display unit and erasure of the registered identification information of the subject remaining in the recording medium.Type: ApplicationFiled: December 28, 2006Publication date: June 28, 2007Inventor: Takemitsu HONDA
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Publication number: 20070150155Abstract: At startup, a main CPU renders and copies various types of unique parameters stored in an SRAM card corresponding to an ID unique to endoscopes to DPRAM and SDRAM and enables the endoscopes to be used with these parameters. Also in the event of desiring to change the set parameters, the user requests a change via an HM, whereby the changed parameters are copied to the SDRAM via the DPRAM, and electrically-operated curving actions of the endoscope can be performed with the changed parameters.Type: ApplicationFiled: February 20, 2007Publication date: June 28, 2007Inventors: Toshimasa Kawai, Eiichi Kobayashi, Takemitsu Honda, Seiichiro Kimoto
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Publication number: 20070135684Abstract: Provided is an in-vivo information acquiring apparatus including a plurality of illuminating units, a plurality of imaging units, and a transmission unit. The plurality of illuminating units are disposed within the apparatus and illuminate a body cavity. The plurality of imaging units pair up with the illuminating units, respectively, and sequentially captures images of the body cavity illuminated by the illumination units. The transmission unit transmits information on the images obtained by the imaging units, in a communication mode capable of identifying the imaging units.Type: ApplicationFiled: October 6, 2006Publication date: June 14, 2007Inventors: Hiroshi SUZUSHIMA, Noriyuki FUJIMORI, Masatoshi HOMAN, Takemitsu HONDA, Tatsuya ORIHARA, Kazutaka NAKATSUCHI
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Publication number: 20070118017Abstract: An object of the present invention is to enable a receiving side to easily recognize which of imaging devices has picked up received image data. A capsule endoscope (one example of the in-vivo image acquiring apparatus) of the present invention is swallowed by a subject, and picks up images of the inside of organs of the subject. The capsule endoscope has a plurality of LEDs, a plurality of CCDs, and a transmission module. The CCDs paired with the LEDs pick up images of the inside of a body cavity illuminated by the LEDs. The transmission module adds identification data for identifying the CCDs to image data in front and rear directions of the capsule endoscope picked up by the CCDS, and transmit the image data together with the identification data to the receiving side.Type: ApplicationFiled: November 9, 2006Publication date: May 24, 2007Applicant: Olympus Medical Systems Corp.Inventor: Takemitsu Honda