Patents by Inventor Ryuichiro Yoshimura

Ryuichiro Yoshimura 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: 7840117
    Abstract: An information recording medium includes: a plurality of recorded information pieces being independent of each other; a plurality of individual attribute information pieces each corresponding to each of the recorded information piece and including information relating to attributes of the recorded information piece and functions in reproduction; and an aggregate attribute information piece, recorded at a position read out prior to any other positions on said recording medium, and including at least a part of the individual attribute information piece for all of the recorded information pieces.
    Type: Grant
    Filed: June 2, 2004
    Date of Patent: November 23, 2010
    Assignee: Pioneer Electronic Corporation
    Inventors: Yoshiaki Moriyama, Takao Sawabe, Kaoru Yamamoto, Ryuichiro Yoshimura, Akihiro Tozaki, Junichi Yoshio
  • Patent number: 7783158
    Abstract: An information record medium having a record track recorded with at least video information is to be reproduced by a reproducing apparatus, which has a read device and reproduces at least video information while relatively moving the read device along the record track. At least video information and control information comprising access information to access the video information are recorded on the record track and are each divided into a plurality of first data groups, each of which is a unit accessible by the reproducing apparatus and comprises the video and control informations. Management information including (i) reproduction procedure information and (ii) a plurality of first search prohibit informations, is collectively recorded at one portion of the record track for each of the second data groups.
    Type: Grant
    Filed: December 20, 2005
    Date of Patent: August 24, 2010
    Assignee: Pioneer Electronic Corporation
    Inventors: Junichi Yoshio, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki, Hiroshi Nakamura
  • Patent number: 7764300
    Abstract: In an optical disk manufacturable by a conventional recording medium manufacturing method and that is capable of performing recording with an information recording apparatus used to perform recording on conventional recording mediums, and a data recording apparatus for recording contents data, an optical disk has a structure in which a first substrate and a second substrate are bonded together, the first substrate is provided with a recording layer in which contents data is recorded, and the second substrate is provided with a visual information recording layer in which information enabling visual recognition of, for example, the contents of contents data or a title of the contents data is recorded as visual information.
    Type: Grant
    Filed: September 28, 2004
    Date of Patent: July 27, 2010
    Assignee: Pioneer Corporation
    Inventors: Ryuichiro Yoshimura, Hidenori Nakagawa, Takayuki Yamamoto, Takashi Nakai, Yuichi Mizuuchi, Kazumasa Nakamura, Shinzo Kawakami, Takehiro Otsuki, Takashi Nakamura, Akio Fukushima, Hiroki Yamaguchi, Naoki Yamada, Tomonori Nakada, Kenichi Oono, Kouji Harimoto, Eiji Konosu, Hajime Ishizuka, Tak Kai
  • Patent number: 7346270
    Abstract: An information reproducing apparatus has a read device, is capable of reproducing sub picture information and is also capable of performing a highlight display of the sub picture information. In an information record medium to be reproduced by this reproducing apparatus, at least the sub picture information and reproduction control information to control a reproduction of the sub picture information are recorded on the record track such that the sub picture information and the reproduction control information are divided into a plurality of groups. Each of the groups is a predetermined unit able to be accessed by the information reproducing apparatus, and has a sub picture pack in which the sub picture information is contained and a control pack in which the reproduction control information is contained.
    Type: Grant
    Filed: May 2, 2003
    Date of Patent: March 18, 2008
    Assignee: Pioneer Electronic Corporation
    Inventors: Junichi Yoshio, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki
  • Patent number: 7295762
    Abstract: An information record medium is provided with a first recording layer on which a data group is recorded, and a second recording layer on which a data group is recorded. On the first recording layer, a lead-in area, management information for the whole of recording information, and the data group are recorded. On the second recording layer, a lead-out area and a data group are recorded. The lead-in area is recorded at the inner radius side of the information record medium. The lead-out area is recorded at the inner radius side of the information record medium. The medium is further provided with a mid area at the outer radius side of the first recording layer, and the other mid area at the outer radius side of the second recording layer.
    Type: Grant
    Filed: June 27, 2003
    Date of Patent: November 13, 2007
    Assignee: Pioneer Electric Corporation
    Inventors: Takao Sawabe, Ryuichiro Yoshimura, Junichi Yoshio, Akihiro Tozaki, Yoshiaki Moriyama, Kaoru Yamamoto
  • Publication number: 20070198855
    Abstract: An information recording apparatus (300) transmits identification information (Media ID) of an information recording medium (100) to an information distributing apparatus (200). The information distributing apparatus obtains an encryption key (disk key) from the identification information which is sent from the information recording apparatus, and encrypts record information (content). The information distribution apparatus distributes the encrypted record information (encrypted content). The information recording apparatus records the distributed encrypted record information into the information recording medium.
    Type: Application
    Filed: June 7, 2004
    Publication date: August 23, 2007
    Applicant: PIONEER CORPORATION, TOKOROZAWA WORKS
    Inventors: Kazuo Kuroda, Eiji Muramatsu, Ryuichiro Yoshimura, Andy Parsons, Ken Tatsumi
  • Patent number: 7242848
    Abstract: An information recording apparatus (SS1) is provided with: a signal process device (72) for dividing record information (R) to be recorded into a plurality of partial record informations including at least video information, for applying a predetermined signal process to each of the partial record informations to thereby output processed partial record information (Sr, 42, 43, 44), and for generating and outputting, on the basis of control information (Si) which is inputted from the external to control a reproduction of the record information, additional information (Sac, 64: PGCI) including still time information (66E) indicative of a time for performing a still picture reproduction of a final picture of each of the partial record informations which is a picture included in each of the partial record informations at a final portion thereof after reproducing each of the partial record informations, at a time of reproducing the record information, the still time information being set for each of the partial re
    Type: Grant
    Filed: May 29, 2002
    Date of Patent: July 10, 2007
    Assignee: Pioneer Electronic Corporation
    Inventors: Takao Sawabe, Ryuichiro Yoshimura, Junichi Yoshio, Akihiro Tozaki, Yoshiaki Moriyama, Kaoru Yamamoto, Hisayuki Nakayama
  • Patent number: 7099560
    Abstract: According to the present invention, there is provided an information recording apparatus in which, even when the apparatus is an information recording apparatus which cannot previously determine that a recording signal with any attribute is inputted, a recording signal conformable to DVD video standards which is recorded in an available optical disc can be prevented from being illegally copied. The information recording apparatus includes a CPU for detecting whether a recording signal to be inputted from the outside is a specific recording signal having characteristics as a recording signal recorded in an available optical disc and, when it is detected that the recording signal is the specific recording signal, inhibiting the recording signal from being recorded in an optical disc.
    Type: Grant
    Filed: October 2, 2001
    Date of Patent: August 29, 2006
    Assignee: Pioneer Corporation
    Inventors: Ryuichiro Yoshimura, Masami Oishi
  • Patent number: 7095951
    Abstract: An information recording apparatus (SS1) is provided with: a signal process device (72) for applying a predetermined signal process to record information (R), which is to be recorded onto an information record medium (1: DVD) and is inputted from the external, to output processed record information (Sr), and for dividing control information (Si), which corresponds to the record information and is inputted from the external, into search control information (Sdsi, DSI), which is information to search a record position of the record information to be reproduced at a time of reproducing the record information, and reproduction display control information (Spci, PCI), which is information to control a reproduced display of the record information at the time of reproducing the record information, to output the search control information and the reproduction display control information; a multiplex device (75, 76) for multiplexing the processed record information, the search control information and the reproduction
    Type: Grant
    Filed: March 20, 2002
    Date of Patent: August 22, 2006
    Assignee: Pioneer Corporation
    Inventors: Yoshiaki Moriyama, Ryuichiro Yoshimura, Takao Sawabe, Junichi Yoshio, Akihiro Tozaki, Kaoru Yamamoto
  • Patent number: 7065290
    Abstract: According to the present invention, there is provided an information recording apparatus in which, even when it cannot previously determine that a recording signal with any attribute is inputted, recording information conformable to DVD video standards etc. which is recorded in an available optical disc can be prevented from being illegally copied with a simple and low-cost configuration. According to this, there is provided an information recording method including the processes of: detecting whether a recording signal to be inputted from the outside is a recording signal conformable to DVD video standards only for playback; detecting whether the recording signal includes an inhibition flag indicating that the recording signal is inhibited from being recorded as an analog signal; and, when it is detected that the recording signal conforms to the DVD video standards and that the recording signal includes the inhibition flag, inhibiting the signal from being recorded.
    Type: Grant
    Filed: October 1, 2001
    Date of Patent: June 20, 2006
    Assignee: Pioneer Corporation
    Inventors: Ryuichiro Yoshimura, Masami Oishi
  • Publication number: 20060093324
    Abstract: An information record medium (1: DVD) having a record track (1a) recorded with at least video information is to be reproduced by a reproducing apparatus (S2), which has a read device (80) and reproduces at least video information while relatively moving the read device along the record track. In the information record medium, at least video information and control information (41: NAVI-PACK, 50: PCI, 51: DSI) comprising access information to access the video information are recorded on the record track such that the video and control informations are divided into a plurality of first data groups (30: VOBU), each of which is a unit able to be accessed by the reproducing apparatus and each of which comprises the video and control informations.
    Type: Application
    Filed: December 20, 2005
    Publication date: May 4, 2006
    Inventors: Junichi Yoshio, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki, Hiroshi Nakamura
  • Patent number: 7035529
    Abstract: An information record medium (1: DVD) having a record track (1a) recorded with at least video information is to be reproduced by a reproducing apparatus (S2), which has a read device (80) and reproduces at least video information while relatively moving the read device along the record track. In the information record medium, at least video information and control information (41: NAVI-PACK, 50: PCI, 51: DSI) comprising access information to access the video information are recorded on the record track such that the video and control informations are divided into a plurality of first data groups (30: VOBU), each of which is a unit able to be accessed by the reproducing apparatus and each of which comprises the video and control informations.
    Type: Grant
    Filed: December 8, 2000
    Date of Patent: April 25, 2006
    Assignee: Pioneer Electronic Corporation
    Inventors: Junichi Yoshio, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Akihiro Tozaki, Hiroshi Nakamura
  • Publication number: 20040218908
    Abstract: An information recording medium includes: a plurality of recorded information pieces being independent of each other; a plurality of individual attribute information pieces each corresponding to each of the recorded information piece and including information relating to attributes of the recorded information piece and functions in reproduction; and an aggregate attribute information piece, recorded at a position read out prior to any other positions on said recording medium, and including at least a part of the individual attribute information piece for all of the recorded information pieces.
    Type: Application
    Filed: June 2, 2004
    Publication date: November 4, 2004
    Applicant: PIONEER ELECTRONIC CORPORATION
    Inventors: Yoshiaki Moriyama, Takao Sawabe, Kaoru Yamamoto, Ryuichiro Yoshimura, Akihiro Tozaki, Junichi Yoshio
  • Patent number: 6757483
    Abstract: An information recording medium includes: a plurality of recorded information pieces being independent of each other; a plurality of individual attribute information pieces each corresponding to each of the recorded information piece and including information relating to attributes of the recorded information piece and functions in reproduction; and an aggregate attribute information piece, recorded at a position read out prior to any other positions on said recording medium, and including at least a part of the individual attribute information piece for all of the recorded information pieces.
    Type: Grant
    Filed: April 28, 2000
    Date of Patent: June 29, 2004
    Assignee: Pioneer Electronic Corporation
    Inventors: Takao Sawabe, Ryuichiro Yoshimura, Junichi Yoshio, Akihiro Tozaki, Yoshiaki Moriyama, Kaoru Yamamoto
  • Publication number: 20040114759
    Abstract: Authentication information encrypted by using a predetermined encryption method is added to contents information. When executing or reproducing the contents information by using an information processing apparatus, a decision is made whether information encrypted by using the predetermined encryption method is contained in acquired information. When such information is not contained, the contents information is not reproduced, executed, or output.
    Type: Application
    Filed: December 5, 2003
    Publication date: June 17, 2004
    Applicant: PIONEER CORPORATION
    Inventors: Ryuichiro Yoshimura, Hidehiko Yokotsuka, Satoshi Nitta
  • Publication number: 20040095812
    Abstract: There are provided an information recording apparatus for recording information so as to permit to carry out seamless reproduction, when switching a recording layer of an optical disk having a double-layer structure, which is in reproduction condition to another recording layer during reproduction; and an information record medium on which information can be recorded by the information recording apparatus.
    Type: Application
    Filed: June 27, 2003
    Publication date: May 20, 2004
    Applicant: PIONEER ELECTRONIC CORPORATION
    Inventors: Ryuichiro Yoshimura, Akihiro Tozaki, Takao Sawabe, Yoshiaki Moriyama, Kaoru Yamamoto, Junichi Yoshio
  • Patent number: RE38849
    Abstract: An information recording apparatus (SSI) is provided with: a signal process device (72) for applying a predetermined signal process to a plurality of partial record information blocks constructing whole record information (R) to thereby generate processed partial record information blocks (Sr) each composed of a plurality of predetermined information units (IU), and for generating and outputting recording position information (Sac), which is to be recorded by each of predetermined reproduction units (VOBU) composing the information units, for respective one of the reproduction units. The recording position information indicates recording positions of the reproduction units corresponding to reproduction times of the partial record information blocks within a predetermined range before and after the respective one of the reproduction units on an axis of reproduction time of each of the partial record information blocks.
    Type: Grant
    Filed: October 23, 2002
    Date of Patent: October 25, 2005
    Assignee: Pioneer Electronic Corporation
    Inventors: Kaoru Yamamoto, Akihiro Tozaki, Takao Sawabe, Ryuichiro Yoshimura, Yoshiaki Moriyama, Junichi Yoshio
  • Patent number: RE39110
    Abstract: An information recording medium includes: record information pieces logically independent of each other and constituting a hierarchical structure of hierarchical layers; layer information pieces for specifying one of the hierarchical layer; kind information pieces for indicating kinds of information relating to the record information pieces; a text group including layer related texts and record information related texts successively arranged in a mixed manner; text arrangement information pieces corresponding to the text group and arranged in pair with one of the layer information piece and the kind information piece corresponding to the text, the text arrangement information piece indicating a position of the text within the text group.
    Type: Grant
    Filed: May 22, 2002
    Date of Patent: May 30, 2006
    Assignee: Pioneer Electronic Corporation
    Inventors: Yoshiaki Moriyama, Takao Sawabe, Ryuichiro Yoshimura, Kaoru Yamamoto, Akihiro Tozaki, Junichi Yoshio, Hirohide Kobori, Takeshi Iwase, Hiroki Yamanashi, Hisayuki Nakayama
  • Patent number: RE38569
    Abstract: There is provided an information record medium on which information is recorded so as to permit, even when a reading-out error occurs, subsequent reproduction, an apparatus for recording the same and an apparatus for reproducing the same. According to the recording apparatus of the present invention, there are recorded, on the information record medium of the present invention, data groups provided with data units having at least one of video information and audio information, and reproduction control information having the first identification information for identifying each data group; and the second identification information for identifying the data group to which each data unit belongs, is recorded in each data unit.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: August 24, 2004
    Assignee: Pioneer Electronic Corporation
    Inventors: Kaoru Yamamoto, Ryuichiro Yoshimura, Takao Sawabe, Yoshiaki Moriyama, Akihiro Tozaki, Junichi Yoshio
  • Patent number: RE42506
    Abstract: An information recording apparatus (SSI) is provided with: a signal process device (72) for applying a predetermined signal process to a plurality of partial record information blocks constructing whole record information (R) to thereby generate processed partial record information blocks (Sr) each composed of a plurality of predetermined information units (IU), and for generating and outputting recording position information (Sac), which is to be recorded by each of predetermined reproduction units (VOBU) composing the information units, for respective one of the reproduction units. The recording position information indicates recording positions of the reproduction units corresponding to reproduction times of the partial record information blocks within a predetermined range before and after the respective one of the reproduction units on an axis of reproduction time of each of the partial record information blocks.
    Type: Grant
    Filed: August 9, 2005
    Date of Patent: June 28, 2011
    Assignee: Pioneer Electronic Corporation
    Inventors: Kaoru Yamamoto, Akihiro Tozaki, Takao Sawabe, Ryuichiro Yoshimura, Yoshiaki Moriyama, Junichi Yoshio