Patents by Inventor Eisaku Kawano
Eisaku Kawano 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: 20160235369Abstract: A measuring instrument is provided with: a light emitting device (201) configured to irradiate light; a first light receiving device (211) and a second light receiving device (212) configured to receive return light of the irradiated light, which returns from an object (500) to be measured; and a calculating device (320) configured to calculate information regarding the object to be measured, on the basis of a difference between a sum signal and a difference signal, each of which is calculated from the light received by the first light receiving device and the light received by the second light receiving device. According to the measuring instrument, it is possible to remove unnecessary component, such as a body motion, and to accurately measure information on the object to be measured.Type: ApplicationFiled: September 27, 2013Publication date: August 18, 2016Inventors: Kunihiko HORIKAWA, Eisaku KAWANO, Yutaka MATSUI
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Patent number: 8249424Abstract: An optical disc (100) is provided with a recording region where prescribed clock information (WBL) is preformatted for recording. The clock information is (i) included in a first frequency band that is definable by a first reference frequency (Fstd) (that is impossible for a conventional reproducing device to detect by a detecting method based on a self-correlation) and is (ii) defined by a frequency that is integer times the first frequency.Type: GrantFiled: September 22, 2008Date of Patent: August 21, 2012Assignee: Pioneer CorporationInventors: Akira Shimizu, Masayoshi Yoshida, Tsuyoshi Hasebe, Masahiro Kato, Eisaku Kawano, Shoji Taniguchi, Eiji Muramatsu
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Patent number: 8184954Abstract: An optical disc (100) is provided with a recording region where prescribed clock information (WBL) is preformatted for recording. The clock information is (i) included in a first frequency band that is definable by a first reference frequency (Fstd) (that is impossible for a conventional reproducing device to detect by a detecting method based on a self-correlation) and is (ii) defined by a frequency that is integer times the first frequency.Type: GrantFiled: September 22, 2008Date of Patent: May 22, 2012Assignee: Pioneer CorporationInventors: Akira Shimizu, Masayoshi Yoshida, Tsuyoshi Hasebe, Masahiro Kato, Eisaku Kawano, Shoji Taniguchi, Eiji Muramatsu
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Patent number: 8023383Abstract: A recording apparatus with a device for recording information onto a medium, provided with: (i) a first layer irradiated with laser light to record information on a first area; and (ii) a second layer irradiated with laser light through the first layer and having a second area whose edge on an inner circumferential side corresponds to an edge on an outer circumferential side of the first area; and a controlling device for controlling the recording device to pre-record, into an area portion of the first area, other than an area portion having a size corresponding to a tolerance length, which indicates an acceptable range of a relative position shift between an address defined on the predetermined position in the first layer and an address related to the predetermined position in the second layer, with the edge on the outer circumferential side of the first area as a starting point.Type: GrantFiled: December 26, 2005Date of Patent: September 20, 2011Assignee: Pioneer CorporationInventors: Masahiro Kato, Masahiro Miura, Eisaku Kawano, Tohru Kanegae
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Patent number: 7957245Abstract: A recording medium (100) is provided with: a first recording layer (L0) and a second recording layer (L1) to record therein record information, and a control area (102, 118) in said recording layer and a control area in said second recording layer to record therein control information for controlling at least one of recording and reproduction of the record information, wherein a distance between an inner radius of the control area in the first recording layer and an outer radius of the control area in the second recording layer is larger than or equal to a first predetermined value.Type: GrantFiled: January 13, 2006Date of Patent: June 7, 2011Assignee: Pioneer CorporationInventors: Kyusho Omori, Masahiro Kato, Eisaku Kawano, Masahiro Miura, Tohru Kanegae
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Patent number: 7948859Abstract: An information recording medium (100) is provided with: a first pre-recording area, in which reproducible preformed information including physical address information is recorded in advance and in which preformed address information assigned in advance is not recorded; a second pre-recording area, which is adjacent to the first pre-recording area and in which each of the preformed address information and unreproducible preformed information is recorded in advance; a first recording area, which is adjacent to the second pre-recording area and in which first record information is recorded and which is reproduced by an information reproducing apparatus in reproduction, the first record information including physical address information which can be reproduced by the information reproducing apparatus; and a second recording area, which is adjacent to the first recording area and in which predetermined second record information is recorded.Type: GrantFiled: June 1, 2006Date of Patent: May 24, 2011Assignee: Pioneer CorporationInventors: Masahiro Miura, Eisaku Kawano, Tsuyoshi Hasebe, Masahiro Kato, Eiji Muramatsu, Shoji Taniguchi
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Patent number: 7903514Abstract: An information reproducing apparatus (1) is provided with: a detecting device (11) for irradiating an information. recording medium with laser light (LB) and detecting reflected light as a detection signal, the information recording medium including a first recording layer (L0) and a second recording layer (L1); a high pass filter (14) for performing a filtering process on the detected detection signal; and a reproducing device (15, 16) for performing a reproduction process of the filtered detection signal to reproduce the data, the high pass filter attenuates a fluctuation component of the detection signal, caused by a relative eccentricity between the first recording layer and the second recording layer, by a first attenuation amount (34dB) or more.Type: GrantFiled: November 6, 2006Date of Patent: March 8, 2011Assignee: Pioneer CorporationInventors: Eisaku Kawano, Masahiro Kato, Masahiro Miura, Tohru Kanegae, Kyusho Omori, Tatsuhiro Yone
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Patent number: 7889604Abstract: An information recording medium is provided with: a first recording layer in which one portion of record information including predetermined data can be recorded, the predetermined data being (i) capable of setting a recording layer close to a physically or optically recorded state, and (ii) capable of setting the recording layer close to a buffer state for finalizing; and a second recording layer in which another portion of the record information can be recorded by laser light transmitted through the first recording layer, the information recording medium is provided with a management area in which management information can be recorded, the management information including (iii) identification information indicating whether or not there is a predetermined data recording area in which the predetermined data can be recorded, (iv) position information of the predetermined data recording area, and (v) attribute information of the predetermined data recording area.Type: GrantFiled: August 30, 2006Date of Patent: February 15, 2011Assignee: Pioneer CorporationInventors: Masahiro Kato, Tohru Kanegae, Kyusho Omori, Tatsuhiro Yone, Masahiro Miura, Eisaku Kawano
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Patent number: 7885162Abstract: In an information recording medium including at least a first recording layer (L0 layer) capable of recording information and a second recording layer (L1 layer) capable of recording information, an information recording device (300) records information in a predetermined area (12) of the second recording layer by a laser beam which has passed through a transmission area (11) of the first recording layer. The information recording medium (300) includes recording means (302, etc.) for recording the information in the first recording layer or the second recording layer, judgment means for judging whether an unrecorded amount indicating the size of the unrecorded area in the radial direction in the transmission area is smaller than a predetermined amount, and control means used when the unrecorded area is judged to be smaller than the predetermined amount, for controlling the recording means to record information in the predetermined area.Type: GrantFiled: January 13, 2006Date of Patent: February 8, 2011Assignee: Pioneer CorporationInventors: Eisaku Kawano, Masahiro Kato, Akira Shirota, Masahiro Miura, Tohru Kanegae, Shoji Taniguchi, Eiji Muramatsu
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Patent number: 7885157Abstract: An information recording medium is provided with: a recording layer (L0 layer, L1 layer) having one or a plurality of predetermined recording areas (CDZ, 101 and the like) in which record data including buffer data in a finalizing process can be recorded; and a management area (CDZ) in which the management information (50a) can be recorded, the management information including first identification information (51a) for identifying whether or not embossed pits are formed in the predetermined recording area.Type: GrantFiled: September 5, 2006Date of Patent: February 8, 2011Assignee: Pioneer CorporationInventors: Masahiro Kato, Eiji Muramatsu, Shoji Taniguchi, Eisaku Kawano
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Patent number: 7817523Abstract: A recording medium (100) is provided with: a first recording layer (L0) including a first area; and a second recording layer (L1) including a second area, wherein an edge on one side of the second area is located at a position obtained by shifting to an other side at least by a tolerance length from an area portion in the second recording layer corresponding to an edge on the one side of the first area, or an edge on the other side of the second area is located at a position obtained by shifting to the one side at least by the tolerance length from the area portion in said second recording layer corresponding to the edge on the one side of the first area, in which the tolerance length indicates an acceptable range of a relative position shift between an address which is defined on the predetermined position in the first recording layer and an address which is related to the predetermined position in the second recording layer.Type: GrantFiled: January 12, 2006Date of Patent: October 19, 2010Assignee: Pioneer CorporationInventors: Masahiro Miura, Masahiro Kato, Eisaku Kawano, Tohru Kanegae
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Patent number: 7760589Abstract: An information recording apparatus (300) is provided with: a first recording device (302 etc.) for recording the first information into a first area of the first layer; a second recording device (302 etc.) for recording the second information into a predetermined area of the second layer; and a controlling device (305) for controlling the second recording device to record the second information by the laser light, while displacing an edge indicating an innermost or outermost circumference of the predetermined area in which a penetrated area penetrated by the laser light is included in the first area, in a direction to approach an edge of the predetermined area in which the penetrated area is not included in the first area, only by a predetermined length corresponding to a tolerance of a change amount indicating a change in the reproduction quality.Type: GrantFiled: January 13, 2006Date of Patent: July 20, 2010Assignee: Pioneer CorporationInventors: Eisaku Kawano, Masahiro Kato, Akira Shirota, Masahiro Miura, Tohru Kanegae, Shoji Taniguchi, Eiji Muramatsu
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Patent number: 7702212Abstract: An information recording apparatus includes: a transferring device that separately and simultaneously receives at least two information supplied through at least two channels, and separately and simultaneously transfers the at least two information to a storing device at separate transfer rates, thereby storing the at least two information into the storing device; a recording device that alternately reads the at least two information from the storing device, and alternately records the at least two information read from the storing device onto a recording medium at a constant recording rate; and a transfer rate setting device that sets the respective transfer rates to make a total of the transfer rates smaller than the recording rate.Type: GrantFiled: March 28, 2005Date of Patent: April 20, 2010Assignee: Pioneer CorporationInventors: Yuji Shimizu, Eisaku Kawano, Takashi Irisawa, Takahiro Horiuchi
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Patent number: 7697390Abstract: An information recording medium (100) includes (i) a first recording layer (L0 layer) having a first track and (ii) a second recording layer (L1 layer) having a spiral or coaxial second track sharing the rotation center with the first track. (iii) The first recording layer has a first point (point Bx) indicated by a first address. (iv) The second recording layer has a second point (point Dx) which can be defined according to a predetermined positional relationship (allowable area: 10) with respect to the first point (point Bx).Type: GrantFiled: January 13, 2006Date of Patent: April 13, 2010Assignee: Pioneer CorporationInventors: Tohru Kanegae, Masahiro Kato, Eisaku Kawano, Masahiro Miura, Shoji Taniguchi
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Publication number: 20090317058Abstract: An optical disc (100) is provided with a recording region where prescribed clock information (WBL) is preformatted for recording. The clock information is (i) included in a first frequency band that is definable by a first reference frequency (Fstd) (that is impossible for a conventional reproducing device to detect by a detecting method based on a self-correlation) and is (ii) defined by a frequency that is integer times the first frequency.Type: ApplicationFiled: March 23, 2007Publication date: December 24, 2009Applicant: Pioneer CorporationInventors: Akira Shimizu, Masayoshi Yoshida, Tsuyoshi Hasebe, Masahiro Kato, Eisaku Kawano, Shoji Taniguchi, Eiji Muramatsu
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Publication number: 20090316566Abstract: An information recording medium (100) is provided with: a first pre-recording area, in which reproducible preformed information including physical address information is recorded in advance and in which preformed address information assigned in advance is not recorded; a second pre-recording area, which is adjacent to the first pre-recording area and in which each of the preformed address information and unreproducible preformed information is recorded in advance; a first recording area, which is adjacent to the second pre-recording area and in which first record information is recorded and which is reproduced by an information reproducing apparatus in reproduction, the first record information including physical address information which can be reproduced by the information reproducing apparatus; and a second recording area, which is adjacent to the first recording area and in which predetermined second record information is recorded.Type: ApplicationFiled: June 1, 2006Publication date: December 24, 2009Applicant: Pioneer CorporationInventors: Masahiro Miura, Eisaku Kawano, Tsuyoshi Hasebe, Masahiro Kato, Eiji Muramatsu, Shoji Taniguchi
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Publication number: 20090268594Abstract: An information recording medium (100) includes a first recording area (no-wobbling section) where control information which is clock information (Wobble) or address information (LPP) for recording or reproducing record information is not pre-formatted and a second recording area (wobbling section) where the control information is pre-formatted. In the first recording area, a part or whole of management information (FS1a) for managing recording position or the reproduction position of the recording information is pre-recorded.Type: ApplicationFiled: October 27, 2006Publication date: October 29, 2009Applicant: PIONEER CORPORATIONInventors: Kazuo Kuroda, Tsuyoshi Hasebe, Takeshi Koda, Eisaku Kawano
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Publication number: 20090257329Abstract: An information recording medium is provided with: a first recording layer in which one portion of record information including predetermined data can be recorded, the predetermined data being (i) capable of setting a recording layer close to a physically or optically recorded state, and (ii) capable of setting the recording layer close to a buffer state for finalizing; and a second recording layer in which another portion of the record information can be recorded by laser light transmitted through the first recording layer, the information recording medium is provided with a management area in which management information can be recorded, the management information including (iii) identification information indicating whether or not there is a predetermined data recording area in which the predetermined data can be recorded, (iv) position information of the predetermined data recording area, and (v) attribute information of the predetermined data recording area.Type: ApplicationFiled: August 30, 2006Publication date: October 15, 2009Applicant: PIONEER CORPORATIONInventors: Masahiro Kato, Tohru Kanegae, Kyusho Omori, Tatsuhiro Yone, Masahiro Miura, Eisaku Kawano
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Patent number: 7586625Abstract: A position verifying apparatus is provided with: a first recording device for recording the information into a first area of the first recording layer; a second recording device for recording a part of the information by laser light which has penetrated the first area and for recording another part of the information by laser light which does not penetrate the first area, into a second area of the second recording layer including at least a partial area which faces the first area; a reproducing device for reproducing the information; and a judging device for judging whether or not the relative shift is within tolerance, on the basis of a transit position at which reproduction quality transits from the reproduction quality indicated by the part of the information reproduced to the reproduction quality indicated by the another part of the information reproduced.Type: GrantFiled: January 13, 2006Date of Patent: September 8, 2009Assignees: Pioneer Corporation, NEC CorporationInventors: Tohru Kanegae, Masatsugu Ogawa, Masahiro Kato, Eisaku Kawano, Masahiro Miura
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Publication number: 20090161508Abstract: An information recording medium is provided with: a recording layer (L0 layer, L1 layer) having one or a plurality of predetermined recording areas (CDZ, 101 and the like) in which record data including buffer data in a finalizing process can be recorded; and a management area (CDZ) in which the management information (50a) can be recorded, the management information including first identification information (51a) for identifying whether or not embossed pits are formed in the predetermined recording area.Type: ApplicationFiled: September 5, 2006Publication date: June 25, 2009Applicant: PIONEER CORPORATIONInventors: Masahiro Kato, Eiji Muramatsu, Shoji Taniguchi, Eisaku Kawano