Patents by Inventor Osamu Tsuboi
Osamu Tsuboi 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: 20100194235Abstract: A micro movable device suitable for suppressing deterioration of driving characteristics, and a micro movable device array including such a micro movable device are provided. The micro movable device (X1) of the present invention includes a movable portion including a first driving electrode, a second driving electrode for generating electrostatic attraction between the first driving electrode and the second driving electrode, a first conductor portion (22c) electrically connected to the first driving electrode, a second conductor portion (22b) electrically connected to the second driving electrode, and a third conductor portion (21a) which is not electrically connected to the first and the second driving electrodes and which is bonded to the first conductor portion (22c) via an insulating film (23) and bonded to the second conductor portion (22b) via the insulating film (23).Type: ApplicationFiled: April 15, 2010Publication date: August 5, 2010Applicant: FUJITSU LIMITEDInventors: Osamu TSUBOI, Norinao Kouma, Yoshihiro Mizuno, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto
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Patent number: 7755824Abstract: A micromirror unit is provided which includes a frame, a mirror forming base upon which a mirror surface is formed, and a torsion connector which includes a first end connected to the mirror forming base and a second end connected to the frame. The torsion connector defines a rotation axis about which the mirror forming base is rotated relative to the frame. The torsion connector has a width measured in a direction which is parallel to the mirror surface and perpendicular to the rotation axis. The width of the torsion connector is relatively great at the first end. The width becomes gradually smaller from the first end toward the second end.Type: GrantFiled: July 15, 2008Date of Patent: July 13, 2010Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Satoshi Ueda, Yoshihiro Mizuno, Ippei Sawaki, Hisao Okuda
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Patent number: 7751108Abstract: The micro-actuation element (X1) includes a movable unit (111), a frame (112) and a coupler (113) for connecting these, where the unit, the frame and the coupler are integrally formed in a material substrate having a multi-layer structure that consists of electroconductive layers (110a-110c), such as a core conduction layer (110b), and insulation layers (110d, 110e) intervening between the electroconductive layers (110a-110c). The movable unit (111) includes a first structure originating in the core conduction layer (110b). The frame (112) includes a second structure originating in the core conduction layer (110b). The coupler (113) includes a plurality of electrically separated torsion bars (113a, 113b) that originate in the core conduction layer (110b) and are connected continuously to the first structure and the second structure.Type: GrantFiled: December 5, 2007Date of Patent: July 6, 2010Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Yoshihiro Mizuno, Satoshi Ueda, Ippei Sawaki, Hisao Okuda, Fumio Yamagishi, Hiromitsu Soneda, Norinao Kouma
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Patent number: 7701155Abstract: A micro-oscillation element includes a movable main section, a first frame and a second frame, and a first connecting section that connects the movable main section and the first frame and defines a first axis of rotation for a first rotational operation of the movable main section with respect to the first frame. The element further includes a second connecting section that connects the first frame and the second frame and defines a second axis of rotation for a second rotational operation of the first frame and the movable main section with respect to the second frame. A first drive mechanism is provided for generating a driving force for the first rotational operation. A second drive mechanism is provided for generating a driving force for the second rotational operation. The first axis of rotation and the second axis of rotation are not orthogonal.Type: GrantFiled: April 29, 2009Date of Patent: April 20, 2010Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Mi Xiaoyu, Satoshi Ueda, Ippei Sawaki, Yoshitaka Nakamura
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Publication number: 20100092130Abstract: A micro movable device includes: a micro movable substrate in which a micro movable unit is formed, the micro movable unit including a frame, a movable part, and a coupling part for coupling the frame and the movable part to define an axial center of rotation of the movable part; a supporting substrate; and a reinforced fixed part provided between the frame and the supporting substrate, and including a first spacer that joins the frame to the supporting substrate and an adhesive part that covers the first spacer and joins the frame to the supporting substrate, wherein the frame includes a first area facing the movable part in a direction of extent of the axial center, and a second area different from the first area, and the reinforced fixed part is bonded to the second area of the frame.Type: ApplicationFiled: October 5, 2009Publication date: April 15, 2010Applicant: FUJITSU LIMITEDInventors: Hiromitsu SONEDA, Tsuyoshi Matsumoto, Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Osamu Tsuboi
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Publication number: 20100085623Abstract: A micro movable device includes: a micro movable substrate including a micro movable unit, the micro movable unit including a frame section, a movable section, and a coupling section which couples the frame section and the movable section to each other; a support base; a first spacer and a second spacer which are provided between the frame section of the micro movable substrate and the base, the first and second spacers joining the frame section and the base to each other; and a fixation member provided between the frame section of the micro movable substrate and the base, the fixation member including a spacer portion which joins the frame section and the base to each other and an adhesive portion which covers the spacer portion and joins the frame section and the base to each other, the fixation member being provided between the first and second spacers.Type: ApplicationFiled: September 8, 2009Publication date: April 8, 2010Applicant: Fujitsu LimitedInventors: Tsuyoshi MATSUMOTO, Norinao KOUMA, Osamu TSUBOI
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Publication number: 20100067083Abstract: A micro-movable device includes a frame, a movable section including a body section, and a torsion coupling section for coupling the frame with the movable section to define an axis of oscillation of the movable section, wherein the frame includes a first extending portion and a second extending portion that are spaced apart from each other in a direction parallel to the axis and extend along the body section, and oppose the body section via a gap.Type: ApplicationFiled: July 16, 2009Publication date: March 18, 2010Applicant: FUJITSU LIMITEDInventors: Osamu TSUBOI, Norinao KOUMA, Tsuyoshi MATSUMOTO
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Publication number: 20100018635Abstract: A method for manufacturing a micro movable element includes: forming a movable section, a frame, and a connecting section connecting the movable section with the frame on a substrate; bonding a film to a surface of the substrate in forming the movable section, the frame, and the connecting section; and patterning the film to form a support structure being bridged between the movable section and the frame.Type: ApplicationFiled: July 27, 2009Publication date: January 28, 2010Applicant: FUJITSU LIMITEDInventors: Norinao KOUMA, Osamu TSUBOI, Yoshihiro MIZUNO, Hiromitsu SONEDA, Hisao OKUDA, Tsuyoshi MATSUMOTO, Ippei SAWAKI
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Patent number: 7653273Abstract: The optical switch includes: a spectroscopic device which separates wavelength division multiplexed (WDM) light into its component wavelengths; and a plurality of movable reflectors, arranged in a spectral direction at different intervals, for reflecting light of an individual component wavelength separated by said spectroscopic device. With this optical switch, deterioration of the characteristic of the pass band is avoided, so that the pass band characteristic is increased.Type: GrantFiled: January 24, 2005Date of Patent: January 26, 2010Assignee: Fujitsu LimitedInventors: Shinji Yamashita, Tsuyoshi Yamamoto, Tamotsu Akashi, Kohei Shibata, Hirofumi Aota, Osamu Tsuboi
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Publication number: 20100007940Abstract: A micro oscillating device includes a first frame; an oscillating portion; a first twist coupling portion and a second twist coupling portion coupling the first frame and the oscillating portion to define a first shaft center of an oscillating operation of the oscillating portion; a second frame including a support base and an arm portion extended from the support base toward the oscillating portion; and a third twist coupling portion and a fourth twist coupling portion coupling the second frame and the first frame to define a second shaft center of an oscillating operation of the first frame, wherein the third twist coupling portion is coupled to the first frame and the arm portion between the oscillating portion and the support base, and the fourth twist coupling portion is coupled to the first frame and the support base or the arm portion between the oscillating portion and the support base.Type: ApplicationFiled: June 15, 2009Publication date: January 14, 2010Applicant: FUJITSU LIMITEDInventors: Osamu Tsuboi, Norinao Kouma, Yoshihiro Mizuno, Hiromitsu Soneda, Hisao Okuda, Tsuyoshi Matsumoto
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Publication number: 20090296181Abstract: A micro electro mechanical device includes an inner frame provided with a movable part and an outer frame provided in a circumference of the inner frame. The outer frame has a fixing part fixed by a joining material. A first torsion bar is provided between the outer frame and the inner frame so as to swingablly support the inner frame on the outer frame. A first opening is formed in the outer frame in a vicinity of the first torsion bar. The first opening is positioned between the fixing part of the outer frame and the first torsion bar.Type: ApplicationFiled: March 9, 2009Publication date: December 3, 2009Applicant: FUJITSU LIMITEDInventors: Yasuhiro Omori, Osamu Tsuboi, Hiromitsu Soneda
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Publication number: 20090267445Abstract: A micro rocking device includes a frame, a rocking portion, a torsion connecting portion, and a second comb-like electrode, the rocking portion including a first comb-like electrode. The torsion connecting portion connects the frame and the rocking portion. The torsion connecting portion defines the axis of rotational displacement of the rocking portion. The second comb-like electrode attracts the first comb-like electrode and rotationally displaces the rocking portion. The first comb-like electrode has a plurality of first parallel electrode teeth which extend in the direction of the axis and which are spaced from each other in a direction crossing the extension direction. The second comb-like electrode has a plurality of second parallel electrode teeth which extend in the direction of the axis and which are spaced from each other in a direction crossing the extension direction.Type: ApplicationFiled: October 10, 2008Publication date: October 29, 2009Applicant: FUJITSU LIMITEDInventors: Yoshihiro MIZUNO, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi, Ippei Sawaki
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Publication number: 20090225387Abstract: A micro movable element including a movable portion; first and second driving electrodes; first and second conductor portions electrically connected to the first and second driving electrodes, respectively; an intermediate insulating portion disposed between the first conductor portion and the second conductor portion; and a partly laminated structure portion including the first conductor portion, the intermediate insulating portion and the second conductor portion, wherein the first conductor portion has an opposed face making contact with the intermediate insulating portion, a side face adjacent to the opposed face and an edge portion forming the boundary between the opposed face and the side face, part of the edge portion opposed to the second conductor portion is covered with an insulating film, and parts of the first and second driving electrodes are not covered with an insulating film.Type: ApplicationFiled: March 4, 2009Publication date: September 10, 2009Applicant: FUJITSU LIMITEDInventors: Yoshihiro MIZUNO, Norinao KOUMA, Hisao OKUDA, Hiromitsu SONEDA, Tsuyoshi MATSUMOTO, Osamu TSUBOI
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Publication number: 20090218909Abstract: A micro-oscillation element includes a movable main section, a first frame and a second frame, and a first connecting section that connects the movable main section and the first frame and defines a first axis of rotation for a first rotational operation of the movable main section with respect to the first frame. The element further includes a second connecting section that connects the first frame and the second frame and defines a second axis of rotation for a second rotational operation of the first frame and the movable main section with respect to the second frame. A first drive mechanism is provided for generating a driving force for the first rotational operation. A second drive mechanism is provided for generating a driving force for the second rotational operation. The first axis of rotation and the second axis of rotation are not orthogonal.Type: ApplicationFiled: April 29, 2009Publication date: September 3, 2009Applicant: FUJITSU LIMITEDInventors: Osamu Tsuboi, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Mi Xiaoyu, Satoshi Ueda, Ippei Sawaki, Yoshitaka Nakamura
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Patent number: 7550895Abstract: A micro-oscillation element includes a movable main section, a first frame and a second frame, and a first connecting section that connects the movable main section and the first frame and defines a first axis of rotation for a first rotational operation of the movable main section with respect to the first frame. The element further includes a second connecting section that connects the first frame and the second frame and defines a second axis of rotation for a second rotational operation of the first frame and the movable main section with respect to the second frame. A first drive mechanism is provided for generating a driving force for the first rotational operation. A second drive mechanism is provided for generating a driving force for the second rotational operation. The first axis of rotation and the second axis of rotation are not orthogonal.Type: GrantFiled: November 22, 2006Date of Patent: June 23, 2009Assignee: Fujitsu LimitedInventors: Osamu Tsuboi, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Mi Xiaoyu, Satoshi Ueda, Ippei Sawaki, Yoshitaka Nakamura
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Patent number: 7536068Abstract: A micro movable element includes a micro movable substrate, a package base and an electroconductive connector. The micro movable substrate is provided with a micro movable unit that includes a frame, a pivotally movable portion, a torsion connector connecting the frame and the movable portion, and an actuator to generate driving force for the pivotal motion of the movable portion. The package base includes an internal interconnect structure. The electroconductive connector is provided between the micro movable substrate and the package base for electrically connecting the actuator and the internal interconnect structure to each other.Type: GrantFiled: March 22, 2006Date of Patent: May 19, 2009Assignee: Fujitsu LimitedInventors: Hiromitsu Soneda, Xiaoyu Mi, Hisao Okuda, Osamu Tsuboi, Norinao Kouma, Satoshi Ueda
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Publication number: 20090107949Abstract: A micro-oscillating element includes a frame, a movable functional portion, and a torsional joint for joining the frame and the functional portion. The micro-oscillating element also includes first and second comb-tooth electrodes for generation of the driving force for the oscillating motion of the movable functional portion about the torsional joint. The first comb-tooth electrode includes a plurality of first electrode teeth each having a first conductor, an insulator and a second conductor laminated in the direction of the oscillating motion, where the first conductor and the second conductor are electrically connected with each other. The second comb-tooth electrode includes a plurality of second electrode teeth caused not to face the second conductor but to face the first conductor of the first electrode teeth during non-operation. The second electrode teeth are longer than the first conductor in the direction of the oscillating motion.Type: ApplicationFiled: November 20, 2008Publication date: April 30, 2009Applicant: Fujitsu LimitedInventors: Norinao Kouma, Osamu Tsuboi, Hiromitsu Soneda, Satoshi Ueda
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Patent number: 7476950Abstract: A micro-oscillating element includes a frame, a movable functional portion, and a torsional joint for joining the frame and the functional portion. The micro-oscillating element also includes first and second comb-tooth electrodes for generation of the driving force for the oscillating motion of the movable functional portion about the torsional joint. The first comb-tooth electrode includes a plurality of first electrode teeth each having a first conductor, an insulator and a second conductor laminated in the direction of the oscillating motion, where the first conductor and the second conductor are electrically connected with each other. The second comb-tooth electrode includes a plurality of second electrode teeth caused not to face the second conductor but to face the first conductor of the first electrode teeth during non-operation. The second electrode teeth are longer than the first conductor in the direction of the oscillating motion.Type: GrantFiled: February 13, 2006Date of Patent: January 13, 2009Assignee: Fujitsu LimitedInventors: Norinao Kouma, Osamu Tsuboi, Hiromitsu Soneda, Satoshi Ueda
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Publication number: 20090001847Abstract: A micro-oscillation element includes a base frame, an oscillating portion, and a link portion connecting the base frame and the oscillating portion to each other. The oscillating portion has a movable functional portion, a first driving electrode connected to the movable functional portion, and a weight portion joined to the first driving electrode. The link portion defines an axis of the oscillating motion of the oscillating portion. The second driving electrode, fixed to the base frame, generates driving force for the oscillating motion in cooperation with the first driving electrode.Type: ApplicationFiled: June 24, 2008Publication date: January 1, 2009Applicant: FUJITSU LIMITEDInventors: Osamu TSUBOI, Norinao KOUMA, Hiromitsu SONEDA, Hisao OKUDA, Yoshihiro MIZUNO, Tsuyoshi MATSUMOTO, Ippei SAWAKI
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Publication number: 20090001487Abstract: A packaged device includes a package having an inner surface defining a closed internal space, a device chip fixed to the package in the internal space, and a parylene film covering at least a part of the inner surface of the package and/or at least a part of a surface of the device chip.Type: ApplicationFiled: June 30, 2008Publication date: January 1, 2009Applicant: FUJITSU LIMITEDInventors: Yoshihiro Mizuno, Norinao Kouma, Hisao Okuda, Hiromitsu Soneda, Tsuyoshi Matsumoto, Osamu Tsuboi