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1. 发明专利

JP2013257808A Optical beacon 有权
标题翻译：光学信号灯
公开(公告)号：JP2013257808A
公开(公告)日：2013-12-26
申请号：JP2012134654
申请日：2012-06-14
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： KUBOTA AKIHIDE , HAYAMA KOJI
IPC分类号： G08G1/09 , G01S5/16 , H04B10/112
摘要： PROBLEM TO BE SOLVED: To provide an optical beacon that reduces a load to a main CPU as much as possible and notifies the main CPU of necessary information.SOLUTION: An optical beacon 1 includes a light reception unit 4 for receiving uplink light and a controller 3. The controller 3 includes: a communication processing unit 13 for acquiring uplink information from output signals of the light reception unit 4; a sub CPU 12 for acquiring position information for specifying the position of a vehicle on the basis of the output signals, and performing reading request of the acquired position information to the communication processing unit 13; and a main CPU 11 for generating downlink information on the basis of on information based on the position information and the uplink information. The communication processing unit 13 performs interruption processing for making the main CPU 11 acquire information based on the position information read according to the reading request during acquisition of the uplink information, to the main CPU 11.
摘要翻译：要解决的问题：提供尽可能减少对主CPU的负载的光信标，并向主CPU通知所需的信息。解决方案：光信标1包括用于接收上行光的光接收单元4和控制器控制器3包括：通信处理单元13，用于从光接收单元4的输出信号获取上行链路信息; 子CPU 12，用于基于输出信号获取用于指定车辆的位置的位置信息，并且对通信处理单元13执行所获取的位置信息的读取请求; 以及用于基于基于位置信息和上行链路信息的信息生成下行链路信息的主CPU 11。通信处理单元13执行中断处理，以使主CPU11基于在获取上行链路信息期间根据读取请求读取的位置信息获取信息给主CPU11。

2. 发明专利

JP2012018689A Vehicle sensing system 有权
标题翻译：车辆感应系统
公开(公告)号：JP2012018689A
公开(公告)日：2012-01-26
申请号：JP2011214062
申请日：2011-09-29
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： HAYAMA KOJI
IPC分类号： G08G1/01
摘要： PROBLEM TO BE SOLVED: To deal with the deviation of a background level from a true value.SOLUTION: A vehicle sensing system includes a determination section 32 for determining the presence/absence of a vehicle by defining a value based on a difference between an input level obtained from a detection section 2 for detecting a temperature in a monitoring area A on a road R and a background level based on a temperature level of the road R as a comparison value and comparing the comparison value with a threshold value. The system further includes a background level learning section 33 for performing learning processing of the background level on the basis of the input level while the absence of a vehicle is determined; and a learning control section 35 for controlling execution or stop of learning processing of the background level in accordance with the comparison value while the absence of a vehicle is determined.
摘要翻译：要解决的问题：处理背景级别与真实值的偏差。解决方案：车辆感测系统包括：确定部分32，用于通过基于从用于检测监视区域A中的温度的检测部分2获得的输入电平之间的差定义值，来确定车辆的存在/不存在基于道路R的温度水平作为比较值，并将该比较值与阈值进行比较的道路R和背景等级。该系统还包括背景级学习部分33，用于在确定车辆缺失的情况下，基于输入电平执行背景级别的学习处理; 以及学习控制部分35，用于在确定车辆不存在的同时，根据比较值来控制执行或停止背景等级的学习处理。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2007280286A Traffic data detection method and traffic data detection apparatus 有权
标题翻译：交通数据检测方法和交通数据检测装置
公开(公告)号：JP2007280286A
公开(公告)日：2007-10-25
申请号：JP2006108970
申请日：2006-04-11
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： HAYAMA KOJI
IPC分类号： G08G1/01 , G01P3/64 , G06M7/00 , G08G1/052
摘要： PROBLEM TO BE SOLVED: To provide a traffic data detection method by which waveforms of the same vehicle detected respectively by an upstream side sensor and a downstream side sensor both provided near a road surface can be made to correspond to each other. SOLUTION: The traffic data detection traveling detects vehicle velocity and a traffic volume on the basis of the output waveforms of the vehicle traveling on a road, the output waveforms detected by and outputted from a first sensor on the upstream side and a second sensor on the downstream side distant from the first sensor by a predetermined length. The traffic data detection method is characterized in that first and second reference points which are feature points to be references are set respectively for the output waveforms of the first and second sensors (S21), first and second feature points after the respective points of time of the set first and second feature points are extracted (S23), first and second time which are differences between the extracted first and second feature points and between the first and second reference points are calculated, the first and second feature points are made to correspond to each other (S29) based on the time difference between the first and second feature points and the difference between the first and second time (S25, S27) and the vehicle velocity and the traffic volume are detected based on each point of a time between the first and second feature points made to correspond to each other and the predetermined length (S31). COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种交通数据检测方法，通过该交通数据检测方法能够使设在路面附近的上游侧传感器和下游侧传感器分别检测出的同一车辆的波形彼此对应。
解决方案：行驶数据检测行驶根据在道路上行驶的车辆的输出波形，从上游侧的第一传感器检测并输出的输出波形检测车速和交通量，第二传感器在远离第一传感器的下游侧预定长度。交通数据检测方法的特征在于，分别为第一和第二传感器（S21）的输出波形，第一和第二特征点分别设定作为基准的特征点的第一和第二参考点，提取集合的第一和第二特征点（S23），第一和第二时间是提取的第一和第二特征点之间以及第一和第二参考点之间的差异，第一和第二特征点被对应于基于第一和第二特征点之间的时间差以及第一和第二时间之间的差异（S25，S27）和车辆速度和交通量之间的差异（S29），基于使第一和第二特征点彼此对应和预定长度（S31）。版权所有（C）2008，JPO＆INPIT

4. 发明专利

JP2014003373A Optical beacon 有权
标题翻译：光学信号灯
公开(公告)号：JP2014003373A
公开(公告)日：2014-01-09
申请号：JP2012135860
申请日：2012-06-15
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： SHIRONAGA HIDEAKI , HAYAMA KOJI
IPC分类号： H04B10/112 , G01S1/70 , G08G1/09 , H04B10/60
摘要： PROBLEM TO BE SOLVED: To provide an optical beacon that can appropriately receive an uplink signal even if the communication speed of the uplink signal is increased.SOLUTION: A light-receiving unit 11 of an optical beacon 4 according to the invention comprises a filter circuit 33 for removing the signal component of a downlink signal from an optical signal received by the light-receiving unit 11 by comprising a low-pass filter circuit part 42 for letting pass a signal in a frequency band lower than half of the fundamental frequency of the downlink signal; a first trap circuit part 40 for removing a signal near the fundamental frequency of the downlink signal; and a second trap circuit part 41 for removing a signal near the half of the fundamental frequency of the downlink signal.
摘要翻译：要解决的问题：提供即使上行链路信号的通信速度增加也能适当地接收上行链路信号的光信标。解决方案：根据本发明的光信标4的光接收单元11包括滤波电路 33，用于从光接收单元11接收的光信号中去除下行链路信号的信号分量，该低通滤波器电路部42包括低通滤波器电路部分42，该低通滤波器电路部分42使得在低于下行信号; 用于除去下行链路信号的基频附近的信号的第一陷波电路部40; 以及用于除去下行链路信号的基频的一半附近的信号的第二陷波电路部41。

5. 发明专利

JP2013168155A Optical beacon 有权
标题翻译：光学信号灯
公开(公告)号：JP2013168155A
公开(公告)日：2013-08-29
申请号：JP2013035547
申请日：2013-02-26
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： HAYAMA KOJI
IPC分类号： G08G1/09
摘要： PROBLEM TO BE SOLVED: To reliably increase downlink communication capacity of an optical beacon having an optical communication function and a vehicle detection function.SOLUTION: The present invention relates to an optical beacon 1 equipped with a beacon head 3 having a first light emitter/receiver unit 8 for optical communication and a second light emitter/receiver unit 9 for detecting vehicles. The first light emitter/receiver unit 8 includes a first light emitter section 42 for emitting downlink light DO to a downlink area DA located toward the upstream side of the beacon head 3, and a first light receiver section 43 for receiving uplink light UO emitted from a vehicle C. The second light emitter/receiver unit 9 includes a second light emitter section 45 for emitting incident light IO to an incident area B located at downstream of the downlink area DA, and a second light receiver section 46 for receiving reflection RO of the incident light IO. Direction V1 of the incident light IO emitted by the second light emitter section 45 is inclined toward the downstream side with respect to a vertical direction.
摘要翻译：要解决的问题：可靠地增加具有光通信功能和车辆检测功能的光信标的下行链路通信容量。解决方案：本发明涉及一种装备有具有第一发光/接收机用于光通信的单元8和用于检测车辆的第二发光/接收单元9。第一光发射器/接收器单元8包括用于向位于信标头3的上游侧的下行链路区域DA发射下行链路光DO的第一光发射器部分42和用于接收从第一光发射器部分42发射的上行链路光UO的第一光接收器部分43 车辆C.第二光发射器/接收器单元9包括用于将入射光IO发射到位于下行链路区域DA的下游的入射区域B的第二光发射器部分45和用于接收下行链路区域DA的反射RO的第二光接收器部分46 入射光IO。由第二发光部45发出的入射光IO的方向V1相对于垂直方向向下游侧倾斜。

6. 发明专利

JP2010091355A Vehicle-sensing system 有权
标题翻译：车辆感知系统
公开(公告)号：JP2010091355A
公开(公告)日：2010-04-22
申请号：JP2008260308
申请日：2008-10-07
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： HAYAMA KOJI
IPC分类号： G01V8/12 , G08G1/01
摘要： PROBLEM TO BE SOLVED: To provide a vehicle-sensing system capable of suppressing the influence of a temporal change of the temperature of a road caused on the learning processing of a background level, when a vehicle remains in a monitored area for a long time. SOLUTION: The vehicle-sensing system determines the presence of a vehicle, based on the difference between an input level obtained from a detection part 2 for detecting the temperature of a monitored area A on a road R and a background level, based on the temperature level of the road R. The vehicle-sensing system includes a learning processing part 33, capable of performing leaning processing of the background level, based on the input level during a period in which the system determines no vehicle is present. The vehicle-sensing system, further, includes a learning control part 35 for, during a period in which the system has determined that there is no vehicle present, after a continuous period in which the system determines that a vehicle is present, making learning of the background level stopped over a predetermined time, starting from the time the system has determined that there is no vehicle present. COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种车辆感测系统，其能够抑制由于背景水平的学习处理引起的道路温度的时间变化的影响，当车辆保持在监视区域中时长时间。基于从用于检测道路R上的监视区域A的温度的检测部件2获得的输入水平与背景水平之间的差异，车辆感测系统基于车辆感测系统来确定车辆的存在在道路R的温度水平上。车辆感知系统包括学习处理部分33，其能够基于在系统确定没有车辆的时段期间的输入电平来执行背景级别的倾斜处理。车辆感知系统还包括：在系统确定车辆存在的连续时段之后，在系统已经确定没有车辆存在的期间内的学习控制部35，学习控制部35 从系统确定没有车辆存在的时间开始，在预定时间内停止背景级别。版权所有（C）2010，JPO＆INPIT

7. 发明专利

JP2009250934A Vehicle sensing system 有权
标题翻译：车辆感应系统
公开(公告)号：JP2009250934A
公开(公告)日：2009-10-29
申请号：JP2008102820
申请日：2008-04-10
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： HAYAMA KOJI
IPC分类号： G01V8/12 , G01V8/10 , G06T1/00 , G08G1/01 , G08G1/04
摘要： PROBLEM TO BE SOLVED: To provide a vehicle sensing system dealing with deviance from a true value of the background level.
SOLUTION: Adopting a value based on a difference between an input level obtained from a detecting section 2 detecting temperature of a monitoring sector A on a road R and a background level based on the temperature level of the road R as a comparative value, the vehicle sensing system is composed which is equipped with a discriminating section 32 comparing the comparative value with a threshold to discriminate existence or nonexistence of vehicles. The system is equipped with a background level learning section 33 implementing learning processing of the background level based on the input level and a learning controlling section 35 controlling action or non-action for learning processing of the background level according to the comparative value, during the period non-vehicle is discriminated.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：提供一种处理背景水平真实值的偏差的车辆感测系统。解决方案：基于从检测部分2获得的输入电平之间的差值，基于道路R上的监视扇区A的温度和基于道路R的温度水平的背景水平之间的差作为比较值构成车辆感知系统，其配备有鉴别部分32，比较比较值与阈值以区分车辆的存在或不存在。该系统配备有背景级学习部分33，其基于输入级实现背景级的学习处理，以及学习控制部分35，用于根据比较值来控制背景级别的学习处理的动作或非动作，对车辆进行识别。版权所有（C）2010，JPO＆INPIT

8. 发明专利

JP2008225849A Traffic amount detection device and traffic amount detection method 审中-公开
标题翻译：交通量检测装置和交通量检测方法
公开(公告)号：JP2008225849A
公开(公告)日：2008-09-25
申请号：JP2007063326
申请日：2007-03-13
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： HAYAMA KOJI
IPC分类号： G08G1/00
摘要： PROBLEM TO BE SOLVED: To provide a traffic amount detection device and a traffic amount detection method capable of precisely detecting a model even if two vehicles are performing abnormal approach traveling.
SOLUTION: This traffic amount detection device is configured to detect the model of a vehicle based on the output waveforms outputted by an upstream side first sensor and a downstream second sensor isolated from the first sensor by predetermined length which detect a vehicle traveling on a road, wherein first and second reference points as reference featured points are set in the respective output waveforms of the first and second sensors (S21), and the first and second featured points following the respectively set first and second featured points are extracted (S23), and first and second time as respective differences of the points of time between the extracted first and second featured points and between the first and second reference points are calculated, and the first and second featured points are associated with each other (S25, S27) based on a time difference between the first and second featured points and a difference between the first and second time (S25, S27) (S29), and a model is detected based on whether or not a time zone when the respective output waveforms of the associated first and second featured points become a predetermined threshold or larger is overlapped (S31).
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了提供即使两辆车正在执行异常进场行驶，也能够精确地检测车型的交通量检测装置和交通量检测方法。解决方案：该交通量检测装置被配置为基于从第一传感器隔离预定长度的上游侧第一传感器和下游第二传感器输出的输出波形来检测车辆的模型，该长度检测车辆行驶的车辆其中在第一和第二传感器的各个输出波形中设置作为参考特征点的第一和第二参考点（S21），并且提取在分别设置的第一和第二特征点之后的第一和第二特征点（S23 ），并且计算第一和第二特征点之间以及第一和第二参考点之间的时间点的相应差异，并且第一和第二特征点彼此相关联（S25，S27 ）基于第一和第二特征点之间的时间差以及第一和第二特征点之间的差异（S25，S27）（S29），基于当相关联的第一和第二特征点的各个输出波形变为预定阈值或更大时的时区是否重叠来检测模型（S31）。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2013235330A Optical beacon, and road-vehicle communication system 审中-公开
标题翻译：光学信号灯和道路交通通信系统
公开(公告)号：JP2013235330A
公开(公告)日：2013-11-21
申请号：JP2012105958
申请日：2012-05-07
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： ASAO HIROTAKA , HAYAMA KOJI
IPC分类号： G08G1/09 , G01S3/781 , G01S3/782 , G01S5/16 , H04B10/114
摘要： PROBLEM TO BE SOLVED: To provide an optical beacon and a road-vehicle communication system which can locate the position of an in-vehicle machine in the traveling direction and width direction of a road while suppressing decrease in communication speed.SOLUTION: A road-vehicle communication system includes an optical beacon 4 including a light receiving unit 30 that receives uplink light from an in-vehicle machine 2, and a position identifying unit 7a that, on the basis of the receiving position of uplink light from the in-vehicle machine 2 in the light receiving unit 30, identifies the position of the in-vehicle machine 2 on a road R at the time when the uplink light is transmitted by the in-vehicle machine 2. The light receiving unit 30 is configured by arranging a plurality of position sensitive detectors 40 capable of detecting the receiving position of uplink light.
摘要翻译：要解决的问题：提供一种光信标和道路车辆通信系统，其能够在抑制通信速度降低的同时，在道路的行进方向和宽度方向上定位车内机器的位置。解决方案：车辆通信系统包括：光信标4，其包括接收来自车载机2的上行光的光接收单元30;以及位置识别单元7a，其基于来自车载机器的上行光的接收位置光接收单元30在车载机器2发送上行链路光时识别车内机器2在道路R上的位置。光接收单元30通过布置多个能够检测上行光的接收位置的位置敏感检测器40。

10. 发明专利

JP2013228799A Light quantity adjustment device and optical beacon 审中-公开
标题翻译：轻量化调整装置和光学信号灯
公开(公告)号：JP2013228799A
公开(公告)日：2013-11-07
申请号：JP2012098865
申请日：2012-04-24
申请人： Sumitomo Electric Ind Ltd , 住友電気工業株式会社
发明人： ASAO HIROTAKA , HAYAMA KOJI
IPC分类号： G08G1/09
摘要： PROBLEM TO BE SOLVED: To provide a light quality adjustment device for appropriately maintaining the light quantity of an optical signal in accordance with the secular change of each part in an optical beacon.SOLUTION: A light quantity adjustment device 30 includes; a light reception control part 31 for receiving reflected rays of light generated when an optical signal is reflected off a road; and an adjustment part 32 for adjusting the light quantity of the optical signal on the basis of the reflected rays of light.
摘要翻译：要解决的问题：提供一种光质量调节装置，用于根据光信标中每个部分的长期变化适当地维持光信号的光量。解决方案：光量调节装置30包括：光接收控制部31，用于接收当光信号从道路反射时产生的反射光线; 以及调整部32，用于根据反射的光线调整光信号的光量。

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