公开(公告)号：US09510146B1

公开(公告)日：2016-11-29

申请号：US14503831

申请日：2014-10-01

申请人： CenTrak Inc.

发明人： Israel Amir ,  Deepak Gopi

IPC分类号： H04W4/02 ,  H04W56/00 ,  H04W84/12

CPC分类号： H04W56/0025 ,  H04B10/1143 ,  H04B10/1149 ,  H04W4/021 ,  H04W56/0015 ,  H04W84/12

摘要： A RTL system and method for operating, the system including: a plurality of groups, each group including: a battery-operated wireless timing beacon generator to transmit timing beacons, wherein the timing beacon generator obtains its timing synchronization for the timing beacons wirelessly from a timing server; and one or more battery-operated secondary technology base-stations to receive the timing beacons, and to transmit respective secondary technology transmissions based on the received timing beacons; and a portable tag to be located, the portable tag configured to receive timing beacons and secondary technology transmissions from at least one group.

摘要翻译： 一种用于操作的RTL系统和方法，所述系统包括：多个组，每组包括：电池供电的无线定时信标发生器，用于发送定时信标，其中所述定时信标发生器从无线方式获得其定时信标的定时同步， 定时服务器 以及一个或多个电池供电的二次技术基站，用于接收定时信标，并且基于所接收的定时信标发送相应的二次技术传输; 以及待定位的便携式标签，所述便携式标签被配置为从至少一个组接收定时信标和二次技术传输。

公开(公告)号：US09794904B1

公开(公告)日：2017-10-17

申请号：US14971792

申请日：2015-12-16

申请人： Centrak Inc.

发明人： Israel Amir ,  Deepak Gopi

IPC分类号： H04W56/00 ,  H04B10/114

CPC分类号： H04W56/0025 ,  H04B10/1143 ,  H04B10/1149 ,  H04W4/021 ,  H04W56/0015 ,  H04W84/12

摘要： Real-time location system and method, the system including a tag and a plurality of groups, each group including: a plurality of battery operated secondary technology base-stations, and a battery operated wireless timing beacon generator to provide a timing beacon to the group, such that the timing beacon generator for a group obtains timing information for the timing beacon wirelessly from a timing server, and such that each timing beacon generator transmits timing beacons with timing information to the plurality of base-stations in the group, and each secondary technology base-station transmits a secondary technology signal to the tag based on the received timing beacon.

公开(公告)号：US09219984B1

公开(公告)日：2015-12-22

申请号：US14136193

申请日：2013-12-20

申请人： CenTrak Inc.

发明人： Israel Amir ,  Deepak Gopi

IPC分类号： H04B10/114 ,  H04W4/02

CPC分类号： H04W56/0025 ,  H04B10/1143 ,  H04B10/1149 ,  H04W4/021 ,  H04W56/0015 ,  H04W84/12

摘要： System and method for wireless infrared-aided location, including: a portable tag to be located, the portable tag comprising an infrared (IR) receiver; and a plurality of base-stations, at least one of said base-stations comprising: a processor coupled to a memory; a first clock coupled to the processor, the first clock configured to be selectively activated and deactivated by the processor; a receiver coupled to the processor, the receiver configured to receive a periodic timing synchronization signal; and an infrared transmitter coupled to the processor, the infrared transmitter configured to transmit an IR signal to the portable tag, wherein the IR signal is substantially identical and in-phase with IR signals from other base-stations, wherein the processor is configured to synchronize said base-station to the periodic timing synchronization signal.

摘要翻译： 一种用于无线红外辅助位置的系统和方法，包括：便携式标签，便携式标签包括红外（IR）接收机; 和多个基站，所述基站中的至少一个包括：耦合到存储器的处理器; 耦合到所述处理器的第一时钟，所述第一时钟被配置为由所述处理器选择性地激活和去激活; 接收器，其被耦合到所述处理器，所述接收器被配置为接收周期性定时同步信号; 以及耦合到所述处理器的红外发射器，所述红外发射器被配置为向所述便携式标签发送IR信号，其中所述IR信号与来自其他基站的IR信号基本相同并且同相，其中所述处理器被配置为同步 所述基站到周期性定时同步信号。