Patents by Inventor Masayoshi Yoshida

Masayoshi Yoshida 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).

  • Patent number: 8125880
    Abstract: An information recording apparatus (200) is provided with: a recording device (353) for recording data onto an information recording medium (100) being provided with a first recording layer (L0) and a second recording layer (L1); a first controlling device (354) for controlling the recording device to record the data into each of the first recording layer and the second recording layer; a forming device (354) for forming a compatibility area (106, 109, 116, 119) for realizing reproduction compatibility of the information recording medium on an information recording apparatus, following the data recorded in each of the first recording layer and the second recording layer; and a second controlling device (354) for controlling the recording device to record the data into the formed compatibility area if the data is recorded after the compatibility area is formed.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: February 28, 2012
    Assignee: Pioneer Corporation
    Inventors: Takeshi Koda, Keiji Katata, Masahiro Kato, Masayoshi Yoshida, Masahiro Miura, Eiji Muramatsu, Shoji Taniguchi
  • Patent number: 8094526
    Abstract: An information recording apparatus comprising: a writing device capable of writing record information onto an information recording medium comprising first and second recording layers; a first controlling device for controlling said writing device to continuously write the record information into the first and second recording layers; a second controlling device for controlling said writing device to write a predetermined amount of buffer data on an outer circumferential side of the record information written in the first and second recording layers; and a third controlling device for controlling said writing device to add buffer data on an outer circumferential side of the predetermined amount of buffer data.
    Type: Grant
    Filed: February 18, 2005
    Date of Patent: January 10, 2012
    Assignee: Pioneer Corporation
    Inventors: Takeshi Koda, Kazuo Kuroda, Masayoshi Yoshida, Keiji Katata
  • Patent number: 8077577
    Abstract: An information recording device can record a plurality of pieces of recording information, for instance, at different times, in an information recording medium provided by stacking first and second recording layers. A writing control element controls a writing element so that each piece of the information can be written over the first recording layer to the second recording layer. Furthermore, a boundary control member controls the writing element so that first boundary information is written in a recording area which is to be a boundary between the pieces of information in the first recording layer, and that second boundary information is written or ensured, in a recording area of a second recording layer which overlaps the recording area wherein the first boundary information of the first recording layer is written, as a recording area to be a boundary between the pieces of information in the second recording layer.
    Type: Grant
    Filed: October 3, 2005
    Date of Patent: December 13, 2011
    Assignee: Pioneer Corporation
    Inventors: Toshiro Tanikawa, Masayoshi Yoshida, Kazuo Kuroda
  • Publication number: 20110281484
    Abstract: A fiber-reinforced resin sheet comprising a glass fiber woven fabric impregnated with a resin composition containing vinyl chloride-based resin, wherein the glass fiber woven fabric content is 10-50 wt % with respect to the total weight of the fiber-reinforced resin sheet, the glass composing the glass fiber woven fabric comprises SiO2 and at least one of CaO and MgO as a basic composition, the SiO2, CaO and MgO contents represented by X, Y and Z (wt %) respectively with respect to the total weight of the glass are such that X?(Y+Z) is 40-60 wt %, and the fiber-reinforced resin sheet has a haze value of 40% or less.
    Type: Application
    Filed: November 7, 2008
    Publication date: November 17, 2011
    Inventors: Masayoshi Yoshida, Nobuaki Naganuma
  • Patent number: 8018802
    Abstract: An information recording apparatus is for recording user data and recording management data onto an information recording medium being provided with: a first recording layer; and a second recording layer, each of the first recording layer and the second recording layer having a user data area to record therein at least the user data and a recording management area to record therein at least the recording management data for managing recording of the user data, the information recording apparatus is provided with: a recording device for dividing the recording management area into a plurality of recording management segments and for recording the recording management data into at least one of the plurality of recording management segments; and a first controlling device for controlling the recording device to dispose each of the plurality of recording management segments in a single recording layer.
    Type: Grant
    Filed: December 20, 2006
    Date of Patent: September 13, 2011
    Assignee: Pioneer Corporation
    Inventors: Masahiro Miura, Keiji Katata, Masahiro Kato, Eiji Muramatsu, Masayoshi Yoshida, Takeshi Koda, Shoji Taniguchi
  • Publication number: 20110202107
    Abstract: The present invention relates to an electric stimulation apparatus for treating hypotension of patients with spinal cord injury and a method for treating hypotension. An electric stimulation apparatus of the present invention comprises: a blood pressure measuring means for continuously measuring a blood pressure of a subject; an electric current application means for intermittently applying an electric current to skin of the subject; and a control means for controlling the electric current application means so as to maintain the blood pressure at a predetermined target blood pressure value by activating the electric current application means when the subject blood pressure is equal to or less than the target blood pressure value.
    Type: Application
    Filed: October 15, 2008
    Publication date: August 18, 2011
    Applicant: KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
    Inventors: Kenji Sunagawa, Akiko Chishaki, Masayoshi Yoshida
  • Patent number: 7948843
    Abstract: Disclosed is an information recording medium (100) comprising a first recording layer (L0 layer) which is provided with a first recording track for recording record information, and a second recording layer (L1 layer) which is provided with a second recording track for recording record information. Each recording zone (zone #n) including one recording area in the first recording layer and another recording area in the second recording layer which is opposite to the recording area in the first recording layer has a management information recording area (RMA) for recording management information (RMD) for recording the record information.
    Type: Grant
    Filed: October 12, 2005
    Date of Patent: May 24, 2011
    Assignee: Pioneer Corporation
    Inventors: Masayoshi Yoshida, Toshiro Tanikawa, Tsuyoshi Hasebe, Shinji Suzuki, Tsuyoshi Namiki, Takeshi Koda, Keiji Katata
  • Patent number: 7940626
    Abstract: A recording apparatus includes: a recording device for recording record information onto at least one of (i) a recording medium including: a first recording layer and a second recording layer in which the record information is recorded by irradiating laser light thereon, each of the first and second recording layers including a buffer area and a calibration area, and (ii) a recording medium including: the first recording layer and the second recording layer, each of the first and second recording layers including the calibration area; a setting device for setting a reserved area having a predetermined size for extending or generating the buffer area, by each recording unit in the calibration area; a calibrating device for calibrating the power by using the calibration area other than the set reserved area; and a controlling device for controlling the recording device to record the record information into at least the reserved area.
    Type: Grant
    Filed: January 13, 2006
    Date of Patent: May 10, 2011
    Assignee: Pioneer Corporation
    Inventors: Masayoshi Yoshida, Masahiro Kato, Tsuyoshi Hasebe, Takeshi Koda, Keiji Katata
  • Patent number: 7940633
    Abstract: A recording device has a recording unit for recording information in a medium having a first layer and a second layer; a forming unit for forming a buffer area in each of the first and second layers; and a control unit for controlling the forming unit to form the buffer area in the first layer to have a prescribed size and an edge on an outer circumference side of the buffer area in the second layer at a position, shifted from an area section of the second layer corresponding to the edge on the outer circumference side of the buffer area by a relative positional shift between an address at a prescribed position in the first layer and an address relating to the prescribed position in the second layer, or at a position shifted by a tolerance length indicating a tolerance range of such positional shift.
    Type: Grant
    Filed: December 26, 2005
    Date of Patent: May 10, 2011
    Assignee: Pioneer Corporation
    Inventors: Masahiro Kato, Masahiro Miura, Masayoshi Yoshida, Takeshi Koda, Keiji Katata
  • Patent number: 7940635
    Abstract: An information recording apparatus (200) is provided with: a first recording device (354) for recording user data into a user data area (105, 115) provided for an information recording medium (100), with a data area attribute added; and a second recording device (354) for recording a marker (108) following an end edge portion of the recorded user data, with a predetermined flag bit set to a first value and with the data area attribute added, the flag bit indicating at least whether or not the marker is recorded.
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: May 10, 2011
    Assignee: Pioneer Corporation
    Inventors: Keiji Katata, Masayoshi Yoshida, Takeshi Koda
  • Patent number: 7929405
    Abstract: In a recording disc, a straight groove (31) and a position determining pit (33) are formed in an inner circumference area (21), and a straight groove (34) and an over-run preventing pit (36) are formed in an outer circumference area (22), and only a straight groove (37) is formed over the entire middle area (23).
    Type: Grant
    Filed: May 30, 2006
    Date of Patent: April 19, 2011
    Assignee: Pioneer Corporation
    Inventors: Masahiro Kato, Tsuyoshi Hasebe, Masayoshi Yoshida, Toshio Suzuki, Kazuo Kuroda
  • Patent number: 7869318
    Abstract: A write-once-type recording medium (100) on which record data can be recorded only once, provided with: a data area (108) to record therein the record data; and a shared area (104, 105) to temporarily record therein evacuation data which is record data to be recorded or already recorded at a position of a defect in the data area and defect management information (120) including an evacuation source address of the evacuation data, the evacuation data being recorded with one predetermined point which exists in the shared area as a start point, the defect management information being recorded with another predetermined point which exists at a different point from the one point as a start point, in the shared area.
    Type: Grant
    Filed: July 22, 2004
    Date of Patent: January 11, 2011
    Assignee: Pioneer Corporation
    Inventors: Takeshi Koda, Masayoshi Yoshida, Keiji Katata
  • Patent number: 7801015
    Abstract: An optical disk (100) comprises recording management areas (103, 113) in which record management data for managing data recording is recorded. The record management data includes (i) physical position information (122, 125, 126) indicating the positions of physical buffer areas in which buffer data for buffering recording operation is physically recorded and (ii) logical position information (121) indicating the position of a logical buffer area in which buffer data is logically recorded or to be recorded.
    Type: Grant
    Filed: February 8, 2007
    Date of Patent: September 21, 2010
    Assignee: Pioneer Corporation
    Inventors: Masayoshi Yoshida, Keiji Katata, Takeshi Koda, Shoji Taniguchi, Eiji Muramatsu, Masahiro Kato, Masahiro Miura, Tsuyoshi Hasebe
  • Publication number: 20100189417
    Abstract: A recording device (2) records content data on a recordable information recording medium (1). The recording device includes a reading element (215) for reading capacity information (111a) indicating the capacity of the medium which is the capacity of the information recording medium previously recorded on the information recording medium, a content area (31) including content data recorded on the information recording medium, an image data generating element (221) for generating image data (30) having a padding area (32) including padding data supplied so as to reach the medium capacity shown by the read capacity information, and a recording element (211) for recording the generated image data on the information recording medium.
    Type: Application
    Filed: June 15, 2007
    Publication date: July 29, 2010
    Applicant: PIONEER CORPORATION
    Inventors: Tsuyoshi Namiki, Tsuyoshi Hasebe, Masayoshi Yoshida, Masahiro Kato
  • Publication number: 20100115026
    Abstract: A content distribution system (100) includes a server device (3) and a client device (2) which are contained in a network (17), and an information recording medium (1) capable of being set in the client device and recordable. The client device, when the information recording medium on which prepaid information or content identification information is recorded is set, transmits the recorded information to the server device. The server device distributes the contents corresponding to the content identification information to the client device within the prepaid range indicated by the prepaid information. The client device stores the contents to be distributed in a storage element (9) and further copies them to the information recording medium. With this, content distribution excellent in promptness and safety can be achieved and also an information recording medium on which desired contents are recorded can be safely and surely delivered to the user's hand.
    Type: Application
    Filed: March 29, 2007
    Publication date: May 6, 2010
    Applicant: PIONEER CORPORATION
    Inventors: Keiji Katata, Takeshi Koda, Nobuyuki Takakuwa, Masayoshi Yoshida, Masahiro Kato
  • Patent number: 7697387
    Abstract: An information recording medium is provided with: a recording area divided into a plurality of partial areas; and an information area for recording therein (i) management information for managing recording conditions of the plurality of partial areas at least for each of the plurality of partial areas and (ii) reliability information for indicating reliability of the management information for each of the plurality of partial areas.
    Type: Grant
    Filed: October 19, 2007
    Date of Patent: April 13, 2010
    Assignee: Pioneer Corporation
    Inventors: Masayoshi Yoshida, Takeshi Koda, Keiji Katata
  • Patent number: 7675830
    Abstract: A write-once-type recording medium (10) is provided with: a data area (11) to record therein record data; and a plurality of management areas in which a plurality of types of management information for managing the record data and index information for indicating newest management information can be recorded a plurality of times, each of the plurality of management areas having a setup area for recording therein a management information block including a plurality of types of management information constructed from the newest management information and the index information indicating the plurality of types of management information constructed from the newest management information.
    Type: Grant
    Filed: March 16, 2005
    Date of Patent: March 9, 2010
    Assignee: Pioneer Corporation
    Inventors: Masayoshi Yoshida, Takeshi Koda
  • Patent number: 7656762
    Abstract: A write-once-type recording medium (100) on which record data can be recorded only once, provided with: a data area (108) to record therein the record data; and a shared area (104, 105) to temporarily record therein evacuation data which is record data to be recorded or already recorded at a position of a defect in the data area and defect management information (120) including an evacuation source address of the evacuation data, the evacuation data being recorded with one predetermined point which exists in the shared area as a start point, the defect management information being recorded with another predetermined point which exists at a different point from the one point as a start point, in the shared area.
    Type: Grant
    Filed: February 26, 2007
    Date of Patent: February 2, 2010
    Assignee: Pioneer Corporation
    Inventors: Takeshi Koda, Masayoshi Yoshida, Keiji Katata
  • Patent number: RE41430
    Abstract: A rotation control apparatus which can maintain an accurate rotating state even in a high density optical disk (DVD) having a structure such that parts of the sync signal are recorded at an interval different from that of the other sync signal parts. The apparatus has: a unit period signal generator for generating a period signal of a unit period; a pre-pit detector for detecting a pre-pit from the DVD; a phase difference detector for detecting a phase difference between the detection timing of the pre-pit and the unit period signal; and a holding circuit for holding the phase difference detected. The rotation of the DVD is controlled on the basis of the phase difference held at the holding circuit.
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: July 13, 2010
    Assignee: Pioneer Electronic Corporation
    Inventors: Kazuo Kuroda, Masayoshi Yoshida, Toshio Suzuki
  • Patent number: RE42023
    Abstract: When setting a recording power for use in recording optical information on a DVD-R, by using any one of sectors provided on the DVD-R as a PCA, whether a predetermined special detected signal is detected or not in the sectors is checked (Step S2), a non-used sector where no special detected signal is detected, of the sectors, is retrieved, based on the check result (Step S3), a mark signal for obtaining the special detected signal is recorded in the retrieved non-used sector (Step S5), a setting signal for setting a recording power is recorded in the non-used sector excluding the area where at least the mark signal is recorded (Step S6), and the recorded setting signal is optically detected to set the recording power (Step S13).
    Type: Grant
    Filed: February 29, 2008
    Date of Patent: January 11, 2011
    Assignee: Pioneer Corporation
    Inventor: Masayoshi Yoshida