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    • 1. 发明申请
    • ELECTRONIC LOCATING SYSTEM
    • 电子定位系统
    • WO2012074387A1
    • 2012-06-07
    • PCT/NL2011/050808
    • 2011-11-28
    • N.V. NEDERLANDSCHE APPARATENFABRIEK NEDAPVAN DIJK, Jeroen MartinROOSENBOOM, Derk Jan
    • VAN DIJK, Jeroen MartinROOSENBOOM, Derk Jan
    • G01S5/00A01K11/00
    • H04H60/51A01K11/006G01S5/00G01S5/0036
    • A method and apparatus for electronically locating and tracking persons, animals, or objects in a predetermined work area utilizing a number of base stations associated with the work area, provided with stationary transmitting-/receiving devices and a number of transponders added to the persons, animals, or objects to be located, provided with transmitting and receiving means, wherein the base stations generate interrogation fields which can be received by the transponders, wherein with the base stations low-frequency magnetic fields with a unique frequency for each base station are generated in the predetermined work area, and wherein transponders are used, which are provided with means to measure the field strength associated with each separate received frequency at the location of the transponder and then to transmit this as a position signal via high-frequency transmitting means of the transponder to high- frequency receiving means provided in the base stations.
    • 一种用于使用与工作区域相关联的多个基站在预定工作区域中电子定位和跟踪人员,动物或物体的方法和装置,其具有固定的发射/接收装置和向人员添加的多个转发器, 动物或物体设置有发送和接收装置,其中基站产生可由应答器接收的询问字段,其中利用基站产生具有每个基站的唯一频率的低频磁场 在预定工作区域中,并且其中使用应答器,其中设置有用于测量在应答器的位置处与每个分离的接收频率相关联的场强的装置,然后通过高频发送装置将其作为位置信号发送 该转发器设置在基站中的高频接收装置。
    • 7. 发明公开
    • ELECTRONIC LOCATING SYSTEM
    • ELEKTRONISCHES ORTUNGSSYSTEM
    • EP2646844A1
    • 2013-10-09
    • EP11791644.5
    • 2011-11-28
    • N.V. Nederlandsche Apparatenfabriek NEDAP
    • VAN DIJK, Jeroen MartinROOSENBOOM, Derk Jan
    • G01S5/00A01K11/00
    • H04H60/51A01K11/006G01S5/00G01S5/0036
    • A method and apparatus for electronically locating and tracking persons, animals, or objects in a predetermined work area utilizing a number of base stations associated with the work area, provided with stationary transmitting-/receiving devices and a number of transponders added to the persons, animals, or objects to be located, provided with transmitting and receiving means, wherein the base stations generate interrogation fields which can be received by the transponders, wherein with the base stations low-frequency magnetic fields with a unique frequency for each base station are generated in the predetermined work area, and wherein transponders are used, which are provided with means to measure the field strength associated with each separate received frequency at the location of the transponder and then to transmit this as a position signal via high-frequency transmitting means of the transponder to high-frequency receiving means provided in the base stations.
    • 一种用于使用与工作区域相关联的多个基站在预定工作区域中电子定位和跟踪人员,动物或物体的方法和装置,其设置有固定的发送/接收装置和向人员添加的多个转发器, 动物或物体,设置有发送和接收装置,其中基站产生可由应答器接收的询问字段,其中与基站产生具有每个基站的唯一频率的低频磁场 在预定工作区域中,并且其中使用应答器,其中设置有用于测量与应答器的位置处的每个单独接收频率相关联的场强的装置,然后通过高频发送装置将其作为位置信号发送 该转发器设置在基站中的高频接收装置。
    • 9. 发明公开
    • SYSTEM FOR OBSERVING ANIMALS
    • 系统用于观看动物的
    • EP2709443A1
    • 2014-03-26
    • EP12724778.1
    • 2012-05-18
    • N.V. Nederlandsche Apparatenfabriek NEDAP
    • ROOSENBOOM, Derk Jan
    • A01K11/00G01S1/68G01S5/00
    • G01S5/0009A01K29/005G01S1/68
    • A system for observing animals, including at least one mobile identification unit configured to be worn by an animal, wherein the identification unit at least includes a memory, an on/off-switchable first-type transmitter unit for transmitting a radio wave for transmitting data, a first-type receiver unit, and a control circuit connected with the memory, the first-type receiver unit and the first-type transmitter unit, wherein the first-type receiver unit includes a resonant circuit which responds when it is introduced into an electromagnetic interrogation field, wherein the identification unit is configured such that the first-type transmitter unit can be activated for transmitting data when the first-type receiver unit responds when it is introduced into the interrogation field, wherein the system further includes at least one second-type receiver unit for receiving the radio wave which is transmitted with the first-type transmitter unit, wherein the system further includes at least one reader unit for generating the interrogation field and for detecting a response of the first-type receiver unit when it is located in the interrogation field, wherein the reader unit is configured to modulate the interrogation field with a transmission code, wherein the identification unit is configured for, in response to the reception of the transmission code with the aid of the first-type receiver unit, transmitting the radio wave with the first-type transmitter unit with a response code related to the received transmission code, for receiving of the response code with the second-type receiver unit.