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    Optical waveguide, optical module, and method of manufacturing the same
    21.
    发明专利
    Optical waveguide, optical module, and method of manufacturing the same 有权
    光学波片，光学模块及其制造方法

    公开(公告)号：JP2010032584A

    公开(公告)日：2010-02-12

    申请号：JP2008191734

    申请日：2008-07-25

    Applicant: Toyota Central R&D Labs Inc ,  Toyota Motor Corp ,  トヨタ自動車株式会社 ,  株式会社豊田中央研究所

    Inventor： YAMASHITA TATSUYA ,  NAKAO JURI ,  MATSUI TAKAYUKI ,  KAGAMI MANABU ,  GOTO HIDEKI

    IPC: G02B6/122 ,  G02B6/13 ,  G02B6/42

    Abstract: PROBLEM TO BE SOLVED: To provide an optical waveguide having high mass productivity and a branch, and an optical module using the optical waveguide. SOLUTION: A tool 100 composed of two optical fibers 102, 103 which are made to cross each other and coalesce with each other and a connector 150 which holds the optical fibers 102, 103; a tool 200 composed of an optical fiber 201 and a connector 250 which holds the optical fiber 201; and a tool 300 composed of an optical fiber 301 and a connector 350 which holds the optical fiber 301, are mounted on a case 50 (shown in the figure). The case 50 is filled with a liquefied photocurable resin 420, and curing light is introduced from the optical fibers 102 and 201, therefore the core 412 of a trunk part is formed. The case 50 is filled with a liquefied photocurable resin 430, and curing light is introduced from the optical fibers 103 and 301, thus the core 413 of a branch part is formed. When a clad 45 is formed, and an optical fiber 10, a light receiving element 20 and a light emitting element 30 are mounted, the optical module 1000 is manufactured. COPYRIGHT: (C)2010,JPO&INPIT

    Abstract translation: 要解决的问题：提供具有高质量生产率的光波导和分支，以及使用该光波导的光学模块。 解决方案：由两个光纤102,103组成的工具100，它们彼此交叉并且彼此结合，以及保持光纤102,103的连接器150; 由光纤201和保持光纤201的连接器250构成的工具200; 并且由光纤301和保持光纤301的连接器350组成的工具300安装在壳体50（如图所示）上。 壳体50充满了液化光固化树脂420，并且从光纤102和201引入固化光，因此形成了躯干部分的芯412。 壳体50充满了液化光固化树脂430，并且从光纤103和301引入固化光，从而形成分支部的芯413。 当形成包层45并且安装光纤10，光接收元件20和发光元件30时，制造光学模块1000。 版权所有（C）2010，JPO＆INPIT

    Transfer switching type network device, and frame transfer method
    22.
    发明专利
    Transfer switching type network device, and frame transfer method 有权
    传输切换式网络设备和帧传送方法

    公开(公告)号：JP2009239453A

    公开(公告)日：2009-10-15

    申请号：JP2008080666

    申请日：2008-03-26

    Applicant: Nec Electronics Corp ,  Necエレクトロニクス株式会社 ,  Toyota Motor Corp ,  トヨタ自動車株式会社

    Inventor： TAKEUCHI JUNICHI ,  IGA NAOTO ,  GOTO HIDEKI ,  IIYAMA SHINICHI

    IPC: H04L12/28

    CPC classification number: H04L49/351 ,  H04L49/251

    Abstract: PROBLEM TO BE SOLVED: To transfer a real-time data with low delay. SOLUTION: A network device transfers a frame by repeating a reservation transfer section, namely a time zone for transferring frames according to reservation, and a free transfer section, namely a time zone for transferring frames freely, at a fixed period. The network device has: a transmission port; a cycle timer; a mode switching control section that monitors the transfer state of the transmission port, selects a store and forward system as a transfer method during transfer, and selects a cut through system as a transfer method while the transmission port is not in a transfer state; and a transfer prohibition control section for selecting the cut through system as a transfer method when transmitting non-reservation frames, and for changing the transfer method of a non-reservation frame to the store and forward system in the case of the reservation transfer section by referring to the cycle timer. COPYRIGHT: (C)2010,JPO&INPIT

    Abstract translation: 要解决的问题：以低延迟传输实时数据。 解决方案：网络设备通过重复预约传送部分（即，根据预约传送帧的时区）和自由传送部分（即，用于自由传送帧的时区）以固定的时间段来传送帧。 网络设备具有：传输端口; 循环计时器 监视传输端口的传输状态的模式切换控制部分，在传送期间选择存储和转发系统作为传送方法，并且在传输端口不处于传输状态时选择切换系统作为传送方法; 以及传送禁止控制部分，用于在传送非预约帧时选择切换系统作为传送方法，并且在预约传送部分的情况下，将非预约帧的传送方式改变为存储转发系统 指周期定时器。 版权所有（C）2010，JPO＆INPIT

    Transmission timing change type network device and system
    23.
    发明专利
    Transmission timing change type network device and system 有权
    传输时序更改类型网络设备和系统

    公开(公告)号：JP2009239452A

    公开(公告)日：2009-10-15

    申请号：JP2008080665

    申请日：2008-03-26

    Applicant: Nec Electronics Corp ,  Necエレクトロニクス株式会社 ,  Toyota Motor Corp ,  トヨタ自動車株式会社

    Inventor： TAKEUCHI JUNICHI ,  IGA NAOTO ,  GOTO HIDEKI ,  IIYAMA SHINICHI

    IPC: H04L12/28 ,  H04L7/00 ,  H04L29/14

    CPC classification number: H04J3/0667

    Abstract: PROBLEM TO BE SOLVED: To solve the problem wherein deviation occurs in the cycle between devices and transmission timing of a reservation frame, the deviation causes the collision, or the like between reserved frames, and hence a network cannot be operated accurately in a case where the synchronization deviation between devices in the network becomes large by deterioration in a master clock for synchronizing the devices in the network. SOLUTION: The network device divides transmission data into frame units, and performs cycle type data transfer for transmitting and receiving a plurality of frames for each fixed period. The network device has: a trouble determination section for determining a trouble in the network, based on deviation information to the master clock in the network; and a network setting change section for adjusting the length of time in the gap between the frames, based on a result obtained by the trouble determination section. COPYRIGHT: (C)2010,JPO&INPIT

    Abstract translation: 要解决的问题为了解决在设备之间的周期发生偏差和预留帧的发送定时之间的偏差，偏差导致保留帧之间的冲突等，因此网络不能在 通过网络中的设备同步的主时钟的劣化，网络中的设备之间的同步偏差变大的情况。 解决方案：网络设备将传输数据划分为帧单元，并执行用于每个固定周期发送和接收多个帧的周期类型数据传输。 网络设备具有：基于对网络中的主时钟的偏差信息来确定网络中的故障的故障确定部分; 以及网络设置改变部分，用于基于由故障确定部分获得的结果来调整帧之间的间隙中的时间长度。 版权所有（C）2010，JPO＆INPIT

    On-board network system
    25.
    发明专利
    On-board network system 审中-公开
    板上网络系统

    公开(公告)号：JP2008219354A

    公开(公告)日：2008-09-18

    申请号：JP2007052712

    申请日：2007-03-02

    Applicant: Auto Network Gijutsu Kenkyusho:Kk ,  Sumitomo Electric Ind Ltd ,  Sumitomo Wiring Syst Ltd ,  Toyota Central R&D Labs Inc ,  Toyota Motor Corp ,  トヨタ自動車株式会社 ,  住友電気工業株式会社 ,  住友電装株式会社 ,  株式会社オートネットワーク技術研究所 ,  株式会社豊田中央研究所

    Inventor： GOTO HIDEKI ,  KAGAMI MANABU ,  TAKAI SEIGO ,  YUNOKI ISATO

    IPC: H04L12/44

    Abstract: PROBLEM TO BE SOLVED: To provide an on board network system having a plurality of networks where a plurality of on board devices are connected.
    SOLUTION: Respective ECUs 1, 2, 3, and 4 are so configured that if trouble occurs to an add processing unit of an add-drop unit of any of the ECUs, a signal to be add-processed by the add processing unit is add-processed by an add processing unit connected to a LAN 105 for backup, and transmitted to following-stage ECUs among the ECUs 1, 2, 3, and 4 through the LAN 105 for backup. Further, if trouble occurs to a drop processing unit of an add-drop part of any of precedent-stages among the ECUs 1, 2, 3, and 4 or to a drop processing unit of an add-drop unit of any of the ECUs 1, 2, 3, and 4 itself, a signal to be transmitted through a LAN 101 (or 102, 103, or 104) where the transmission of the signal is interrupted owing to the occurring trouble is acquired by a drop processing unit connected to the LAN 105 for backup through the LAN 105 for backup.
    COPYRIGHT: (C)2008,JPO&INPIT

    Abstract translation: 要解决的问题：提供具有连接多个板载设备的多个网络的车载网络系统。 解决方案：各ECU1,2,3和4被配置为如果任何ECU的加法单元的添加处理单元发生故障，则通过添加处理来加法处理的信号 单元由连接到LAN 105的添加处理单元进行加法处理，备用，并通过LAN 105发送到ECU1,2,3和4中的后级ECU进行备份。 此外，如果ECU1,2,3和4中的任一级的分插部分的下降处理单元发生故障，或者任何ECU的分插单元的下降处理单元 1,2,3和4本身，通过由于发生故障而中断信号的发送的LAN 101（或102,103或104）发送的信号由连接到 LAN 105用于备份通过LAN 105进行备份。 版权所有（C）2008，JPO＆INPIT

    Remote failure diagnosis system and method, and information center
    26.
    发明专利
    Remote failure diagnosis system and method, and information center 审中-公开
    远程故障诊断系统与方法及信息中心

    公开(公告)号：JP2006064651A

    公开(公告)日：2006-03-09

    申请号：JP2004250398

    申请日：2004-08-30

    Applicant: Toyota Motor Corp ,  トヨタ自動車株式会社

    Inventor： ISHII SATOSHI ,  TAKI NAOKI ,  GOTO HIDEKI ,  WATANABE ATSUSHI ,  NIWA ATSUSHI ,  MIHASHI REIKO

    IPC: G01M17/007 ,  B60S5/00 ,  F02D29/02 ,  F02D45/00

    Abstract: PROBLEM TO BE SOLVED: To reduce the number of times of communication between a vehicle and an information center required for acquiring a plurality of diagnosis results following a procedure, concerning a remote failure diagnosis system, a remote failure diagnosis method and the information center.
    SOLUTION: In this system, the information center selects a diagnosis procedure for executing a plurality of diagnoses necessary for specifying a failure portion on the basis of failure information of the vehicle, and transmits information for showing the diagnosis procedure collectively to the vehicle side. The vehicle side performs the plurality of diagnoses following the diagnosis procedure transmitted as the information from the information center, and transmits a plurality of diagnosis results collectively to the information center. The information center specifies the failure portion of the vehicle on the basis of the plurality of diagnosis results transmitted from the vehicle side.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题：为了减少关于远程故障诊断系统的远程故障诊断系统，远程故障诊断方法和信息的步骤之后获取多个诊断结果所需的车辆与信息中心之间的通信次数 中央。 解决方案：在该系统中，信息中心基于车辆的故障信息选择执行指定故障部分所需的多个诊断的诊断程序，并将用于显示诊断程序的信息集体发送到车辆 侧。 车辆侧根据从信息中心作为信息发送的诊断程序执行多个诊断，并且将多个诊断结果集体地发送到信息中心。 信息中心基于从车辆一侧发送的多个诊断结果来指定车辆的故障部分。 版权所有（C）2006，JPO＆NCIPI

    Diagnostic system for vehicle and integral controller using the same
    27.
    发明专利
    Diagnostic system for vehicle and integral controller using the same 审中-公开
    用于车辆和整体控制器的诊断系统

    公开(公告)号：JP2006023850A

    公开(公告)日：2006-01-26

    申请号：JP2004199710

    申请日：2004-07-06

    Applicant: Toyota Motor Corp ,  トヨタ自動車株式会社

    Inventor： TAKI NAOKI ,  YOKOGAWA NOBUHIRO ,  GOTO HIDEKI ,  WATANABE ATSUSHI ,  ADACHI AKITO ,  NIWA ATSUSHI ,  MIHASHI REIKO ,  KAWAGUCHI KEIZO

    IPC: G05B23/02 ,  G01M17/007

    Abstract: PROBLEM TO BE SOLVED: To provide a diagnostic system for a vehicle for realizing a proper response to requests from a plurality of external equipment.
    SOLUTION: This diagnostic system for a vehicle is configured to make a request for and a response to information between an in-vehicle electronic equipment 70 and a plurality of external equipment 40 for diagnosing a vehicle based on information acquired by an external device 40. A request signal to be transmitted from the external equipment 40 to the electronic equipment 70 includes the ID code of the external equipment 40 being a request source and the ID code of the electronic equipment 70 being a request destination so that it is possible for the in-vehicle electronic equipment 70 to specify the external equipment 40 being the request source.
    COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题：提供一种用于实现对来自多个外部设备的请求的适当响应的车辆诊断系统。 解决方案：该车辆诊断系统被配置为基于由外部设备获取的信息来对车辆内电子设备70和用于诊断车辆的多个外部设备40之间的信息进行请求和响应 要从外部设备40发送到电子设备70的请求信号包括作为请求源的外部设备40的ID代码和作为请求目的地的电子设备70的ID代码，使得可以 车载电子设备70指定作为请求源的外部设备40。 版权所有（C）2006，JPO＆NCIPI

    Remote controller
    28.
    发明专利
    Remote controller 有权
    遥控器

    公开(公告)号：JP2005348037A

    公开(公告)日：2005-12-15

    申请号：JP2004164590

    申请日：2004-06-02

    Applicant: Toyota Motor Corp ,  トヨタ自動車株式会社

    Inventor： TAKI NAOKI ,  GOTO HIDEKI ,  ADACHI AKITO ,  WATANABE ATSUSHI ,  NIWA ATSUSHI ,  MIHASHI REIKO ,  KAWAGUCHI KEIZO

    IPC: B60R16/02 ,  B60R16/023 ,  H04Q9/00

    Abstract: PROBLEM TO BE SOLVED: To properly execute remote control of predetermined on-vehicle equipment regarding a remote controller. SOLUTION: In a system consisting of an on-vehicle machine 10 which drives pieces of on-vehicle equipment 32 to 36, an operation terminal 12 operated by a vehicle user, a center 14 and performing remote drive of the pieces of on-vehicle equipment 32 to 36 by the remote operation of the operation terminal 12 by the vehicle user, the operation terminal 12 provides vehicle states by a camera 24 and a microphone 25 loaded on a vehicle to the vehicle user in order to make the vehicle user decide propriety of remote drive of the pieces of on-vehicle equipment 32 to 36 and permits remote the drive of the pieces of on-vehicle equipment 32 to 36 based on the remote operation of the operation terminal 12 after the vehicle states are provided to the vehicle user. COPYRIGHT: (C)2006,JPO&NCIPI

    Abstract translation: 要解决的问题：适当地执行关于遥控器的预定车载设备的遥控。 解决方案：在由驾驶车辆设备32至36的车载机器10，由车辆用户操作的操作终端12，中心14和执行远程驱动的系统 - 车辆设备32至36，由车辆用户远程操作操作终端12，操作终端12通过照相机24和装载在车辆上的麦克风25向车辆用户提供车辆状态，以使车辆用户 决定车辆设备32至36的远程驱动的适当性，并且允许在向车辆设备32至36提供车辆状态之后基于操作终端12的远程操作远程驾驶车辆设备32至36的驱动 车用户。 版权所有（C）2006，JPO＆NCIPI

    電子署名検証方法および電子署名検証システム
    29.
    发明专利
    電子署名検証方法および電子署名検証システム 有权
    电子签名验证方法和电子签名验证系统

    公开(公告)号：JP2014225746A

    公开(公告)日：2014-12-04

    申请号：JP2013103200

    申请日：2013-05-15

    Applicant: トヨタ自動車株式会社 ,  Toyota Motor Corp ,  国立大学法人横浜国立大学 ,  Yokohama National Univ

    Inventor： MAEKAWA YOSUKE ,  OGUMA HISASHI ,  MATSUMOTO TSUTOMU ,  YOSHIOKA KATSUNARI ,  SUZUKI HIKOTARO ,  GOTO HIDEKI ,  MORIYA TOMOKAZU

    IPC: H04L9/32 ,  G06F21/33

    Abstract: 【課題】依頼計算において外部ノードとサーバ装置が結託して署名検証処理を欺く結託攻撃を防止する。【解決手段】センター装置からクライアント装置に送信された電子署名付きメッセージの署名検証の一部の計算処理を、クライアント装置からサーバ装置に依頼し、サーバ装置での計算結果に基づいてクライアント装置において署名の正当性を判定する電子署名検証方法において、センター装置からクライアント装置に電子署名付きメッセージを送信する際に暗号化を施してから送信し、クライアント装置では受信したメッセージを復号してから、サーバ装置に対して計算処理を依頼する。上記の暗号化方式は共通鍵暗号方式を採用することが好ましい。【選択図】図3

    Abstract translation: 要解决的问题：为了防止外部节点和服务器设备共谋欺骗签名验证处理的串谋攻击，请求计算。解决方案：在电子签名验证方法中，电子签名验证方法，其中电子签名的消息的签名验证部分计算处理 从客户端设备向客户端设备发送请求到服务器设备，并根据来自服务器设备的计算结果在客户端设备中确定签名的有效性，具有电子签名的消息 在从中心设备发送到客户端设备时被加密，并且客户端设备在请求服务器设备的计算处理之前对接收到的消息进行解密。 加密系统优选采用公共密钥加密系统。

    Communication node and communication system
    30.
    发明专利
    Communication node and communication system 有权
    通信节点和通信系统

    公开(公告)号：JP2014131176A

    公开(公告)日：2014-07-10

    申请号：JP2012287816

    申请日：2012-12-28

    Applicant: Toyota Motor Corp ,  トヨタ自動車株式会社

    Inventor： MATSUURA TAKASHI ,  IIYAMA SHINICHI ,  GOTO HIDEKI

    IPC: H04L12/28

    Abstract: PROBLEM TO BE SOLVED: To expand a message ID without an increase in the number of bits in an ID field.SOLUTION: A communication node that communicates with a slave node connected through a communication bus includes: a message generation unit for identifying a message identifier of a message transmitted to the slave node, and for generating a message including the message identifier; and a frame transmission control unit for executing control to transmit the message generated by the message generation unit. The message identifier is represented by the combination of information represented by a break field length with ID field information.

    Abstract translation: 要解决的问题：扩展消息ID而不增加ID字段中的比特数。解决方案：与通过通信总线连接的从节点通信的通信节点包括：消息生成单元，用于识别消息标识符 发送到从节点的消息，并且用于生成包括消息标识符的消息; 以及帧发送控制单元，用于执行发送由消息生成单元生成的消息的控制。 消息标识符由由断点字段长度与ID字段信息表示的信息的组合表示。

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