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1. 发明专利

JP2008249472A System and method for measuring phase difference 有权
标题翻译：用于测量相位差的系统和方法
公开(公告)号：JP2008249472A
公开(公告)日：2008-10-16
申请号：JP2007090844
申请日：2007-03-30
申请人： Hokkaido Jr Cybernet Co Ltd , Hokkaido Railway Co , Maeda Denki Seisakusho:Kk , 北海道ジェイ・アール・サイバネット株式会社 , 北海道旅客鉄道株式会社 , 株式会社前田電機製作所
发明人： KADOWAKI MASAAKI , MIYABE SHINICHI , TAKAI WATARU , SUGAI NAOKI , SAKAI SHINYA , KASAI MASATERU , HABAGUCHI KENJI , SAINO ISAO , SUGAWARA MASANORI , SASAKI NAOYA , ISONO KAZUYUKI
IPC分类号： G01R25/00
摘要： PROBLEM TO BE SOLVED: To provide a system and device capable of accurately measuring a phase difference of an AC electrical quantity between two points without electrically connecting the two points mutually, even when each frequency of input waveforms on the two points where the phase difference is to be measured is fluctuated. SOLUTION: When measuring the phase difference of the AC electrical quantity between two points separated mutually, each measuring device is installed on the two points respectively, and a time difference between rise of a reference waveform and rising zero cross of the AC electrical quantity is measured at the same time respectively by using the reference waveform time-synchronized mutually by a GPS signal and a time acquired from the GPS signal, and each time difference and time are transferred mutually between the measuring devices, and the phase difference of the AC electrical quantity between the two points is determined by operating from a difference between each time difference. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：为了提供能够精确地测量两个点之间的交流电量的相位差而不相互电连接的系统和装置，即使在两点上的每个输入波形的频率相位差要测量波动。
解决方案：测量相互分离的两个点之间的交流电量的相位差时，每个测量装置分别安装在两个点上，并且参考波形的上升与交流电的上升零交叉之间的时间差通过使用由GPS信号进行时间同步的参考波形和从GPS信号获取的时间分别测量数量，并且每个时间差和时间在测量装置之间相互传递，并且相位差通过根据每个时间差之间的差异来操作两点之间的交流电量。版权所有（C）2009，JPO＆INPIT

2. 发明专利

JP2005186651A Vehicle position calculating device, railroad vehicle, ground facility, and vehicle position display device 有权
标题翻译：车辆位置计算装置，铁路车辆，地面设施和车辆位置显示装置
公开(公告)号：JP2005186651A
公开(公告)日：2005-07-14
申请号：JP2003427220
申请日：2003-12-24
申请人： Hokkaido Jr Cybernet Co Ltd , Hokkaido Railway Co , 北海道ジェイ・アール・サイバネット株式会社 , 北海道旅客鉄道株式会社
发明人： KAKINUMA HIROHIKO , KADOWAKI MASAAKI , SHIKIMURA TOMOO , KIMURA TAKUYA , TANABE NORIYUKI , TAKAHASHI ICHIU , TANAKA KATSUYUKI , ENDO MANABU
IPC分类号： B61L3/12
摘要： PROBLEM TO BE SOLVED: To sense the position of a railroad vehicle without installed track circuit and accomplish the railroad operation with smaller degree of dependence on the ground facility. SOLUTION: The coordinates in the earth coordinate system of the current vehicle position are measured using a GPS satellite 6, and on the basis of the measuring result, the nearest ground facility on the start point side for the vehicle position and its mileage are determined from a track management information DB 1014. Then the coordinates in the map coordinate system of the vehicle position and the nearest ground facility on the start point side are determined, and the track vector data R is read from a track layer 1012a of a map information DB 1012, and the length Lm along the track 5 between the vehicle position and the nearest ground facility on the start point side is calculated. The actual distance Lr is calculated from the reduced scale of the map and added to the mileage of the nearest ground facility on the start point side, and the mileage of the vehicle position is calculated. The sort of of the signal is displayed by comparing, for example the difference in the mileage between different vehicles calculated with the safe braking distance, and the driver performs operating navigation. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：检测没有安装轨道回路的铁路车辆的位置，并以较小程度的依赖于地面设施完成铁路运营。
解决方案：使用GPS卫星6测量当前车辆位置的地球坐标系中的坐标，并且基于测量结果，起始点侧的最近的地面设施用于车辆位置及其里程从轨道管理信息DB 1014确定。然后，确定车辆位置的地图坐标系中的坐标和起始点侧的最近的地面设施的坐标，并且从轨迹层1012a读取轨道矢量数据R 计算地图信息DB 1012，并且计算起始点侧的车辆位置与最近的地面设施之间的轨道5的长度Lm。实际距离Lr由地图缩小比例计算，并加到起点侧最近地面设施的里程，并计算车辆位置的里程。通过比较例如用安全制动距离计算的不同车辆之间的里程差和驾驶员执行操作导航来显示信号的类型。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2006131219A Vehicle position display device 有权
标题翻译：车辆位置显示装置
公开(公告)号：JP2006131219A
公开(公告)日：2006-05-25
申请号：JP2005316613
申请日：2005-10-31
申请人： Hokkaido Jr Cybernet Co Ltd , Hokkaido Railway Co , 北海道ジェイ・アール・サイバネット株式会社 , 北海道旅客鉄道株式会社
发明人： KAKINUMA HIROHIKO , KADOWAKI MASAAKI , SHIKIMURA TOMOO , KIMURA TAKUYA , TANABE NORIYUKI , TAKAHASHI ICHIU , TANAKA KATSUYUKI , ENDO MANABU
IPC分类号： B61L25/02 , B61L3/12 , G06Q50/00 , G06Q50/30
摘要： PROBLEM TO BE SOLVED: To provide a vehicle position display device capable of detecting the position of a railroad vehicle even when any fixed track circuit is not present, and realizing the railroad operation with less dependency on a ground installation. SOLUTION: The coordinates of the global coordinate system of the present vehicle position is measured by utilizing a GPS satellite 6, and a ground installation closest to the starting point side with respect to the vehicle position from a track management information DB1014 and its mileage are obtained based on the measurement of position. Next, the vehicle position and the coordinates of the map coordinate system of the ground installation closest to the starting point side are obtained to read the track vector data R from a track layer 1012a of map information DB1012, and the length Lm along the track 5 between the vehicle position and the ground installation closest to the starting point side is calculated. The real distance Lr is calculated from the scale size of the map, and added to the mileage of the ground installation closest to the starting point side to calculate the distance of the vehicle position. The kind of the signal is displayed by comparing, for example, the calculated mileage difference between vehicles with the safety braking distance, and the operational navigation will be given to a driver. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供即使在不存在固定轨道电路的情况下也能够检测铁路车辆的位置的车辆位置显示装置，并且以较少依赖于地面装置的方式实现铁路操作。解决方案：通过使用GPS卫星6和相对于车辆位置的起始点侧的地面安装轨道管理信息DB1014及其轨道管理信息DB1014来测量当前车辆位置的全局坐标系的坐标基于位置的测量获得里程。接下来，获得最接近起始点侧的地面坐标系的车辆位置和坐标系，从地图信息DB1012的轨道层1012a读取轨道矢量数据R，沿轨道5读取长度Lm 计算最靠近起点侧的车辆位置和地面安装之间的距离。实际距离Lr是根据地图尺度计算出的，并加到最靠近起点侧的地面安装位置的里程，以计算车辆位置的距离。通过比较例如具有安全制动距离的车辆之间的计算里程差异来显示信号的类型，并且将给予驾驶员的操作导航。版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2007223465A Train detection device and train detection system 有权
标题翻译：火车检测装置和火车检测系统
公开(公告)号：JP2007223465A
公开(公告)日：2007-09-06
申请号：JP2006046979
申请日：2006-02-23
申请人： Hokkaido Railway Co , 北海道旅客鉄道株式会社
发明人： KADOWAKI MASAAKI , SAWADA HIDEKI , MIYAKOSHI FUMIHIKO , YAMASHITA MASAHIRO , SUKAI TAKUSHI
IPC分类号： B61L29/28
摘要： PROBLEM TO BE SOLVED: To provide a train detection device 100 having a backup device 120 for reliably detecting a train even when thick rust, a large amount of ash fall, yellow sand, fallen leaves or the like is deposited on a rail 10 in a pulse track circuit 110 and a DC track circuit with a simple structure at low cost while using the present track circuit as much as possible.
SOLUTION: The power of the backup device 120 is transmitted without installing any new cable by using a cable 34 for transmitting the signal of a track circuit, and a crossing is operated by interrupting the signal of the track circuit when detecting a train by the backup device 120.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：为了提供具有备用装置120的列车检测装置100，用于即使在厚铁锈，大量灰落，黄沙，落叶等沉积在轨道上时也可靠地检测列车 10，并且尽可能多地使用本轨道电路，并且以低成本具有简单结构的DC轨迹电路110。解决方案：通过使用用于发送轨道电路的信号的电缆34来传输备用设备120的电力而不安装任何新电缆，并且当检测到列车时中断轨道电路的信号来操作交叉备份设备120.版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2011057009A Railway signal protector 有权
标题翻译：铁路信号保护器
公开(公告)号：JP2011057009A
公开(公告)日：2011-03-24
申请号：JP2009206711
申请日：2009-09-08
申请人： Hokkaido Railway Co , Railway Technical Res Inst , 北海道旅客鉄道株式会社 , 財団法人鉄道総合技術研究所
发明人： KADOWAKI MASAAKI , HAGA YOSHIHIRO , ARAI HIDEKI , SATO KAZUTOSHI
IPC分类号： B61L29/22 , B61L29/28
摘要： PROBLEM TO BE SOLVED: To prevent burning of a railway signal protector and a railway signal apparatus due to continuous abnormal current by a ground fault accident without involving a large amount of cost.
SOLUTION: A grounding pole line 14 of a three-pole arrester 11 for a first protector 10 and a grounding pole line 24 of a three-pole arrester 21 for a second protector 20 are connected to a grounding line 8 through a relay contact 31. When thunder does not come close, the relay contact 31 of a relay 32 is open, and thereby the railway signal protector achieves a measure against the ground fault accident. When thunder comes close and a detection signal of an electric field sensor 34 exceeds a threshold value, a detection circuit 33 drives the relay 32 to close the relay contact 31, and thereby the railway signal protector achieves a measure against the thunder damage.
COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：防止由于接地故障事故造成的连续异常电流而导致的铁路信号保护器和铁路信号装置的燃烧，而不会引起大量成本。
解决方案：用于第一保护器10的三极放电器11的接地极线14和用于第二保护器20的三极放电器21的接地极线24通过继电器连接到接地线8 触点31.当雷声不接近时，继电器32的继电器触点31断开，铁路信号保护器达到对抗接地故障事故的措施。当雷声接近并且电场传感器34的检测信号超过阈值时，检测电路33驱动继电器32关闭继电器触点31，从而铁路信号保护器达到防雷损的措施。版权所有（C）2011，JPO＆INPIT

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