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公开(公告)号：US09245159B2
公开(公告)日：2016-01-26
申请号：US13786343
申请日：2013-03-05
CPC分类号： G06K7/10158 , G06K7/10207 , G06K19/071 , G06K19/0723 , H04W52/0229 , H04W52/0245 , H04W52/0274 , H04W88/10 , Y02D70/142 , Y02D70/144 , Y02D70/162 , Y02D70/166
摘要： A method, system and tag for low power radio frequency communication is described. In one embodiment, the RF tag comprises: an access point comprising: a first antenna; a first radio coupled to the first antenna; a central processing unit coupled to the first radio; a backscatter adapter coupled to the access point via a wired communication interface, the backscatter adapter comprising a backscatter radio and a second antenna coupled to the backscatter radio for use in communicating with an RF tag in the network via backscatter.
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公开(公告)号：US20140062672A1
公开(公告)日：2014-03-06
申请号：US13786342
申请日：2013-03-05
IPC分类号： G06K19/07
CPC分类号： G06K19/0723 , G06K19/0715 , Y02D70/10
摘要： A method, system and tag for low power radio frequency communication is described. In one embodiment, the RF tag comprises: an access point coupled to provide access to a network; an RF tag comprising an energy harvesting unit operable to convert incident RF energy to direct current (DC); a storage unit operable to store recovered DC power; a passive wakeup pattern detector operable to generate an interrupt in response to detecting a set of one or more subcarriers; one or more sensors for sensing; a communication mechanism; and a microcontroller coupled to the energy harvesting and storage units, the one or more sensors, and the backscatter communicator, the microcontroller operable to wake up from a sleep state in response to the interrupt and cause the communication mechanism to exchange data wirelessly with another while powered by energy previously harvested and stored by the energy harvesting and storage unit.
摘要翻译： 描述了用于低功率射频通信的方法，系统和标签。 在一个实施例中，RF标签包括：接入点，用于提供对网络的访问; RF标签，其包括可操作以将入射的RF能量转换为直流（DC）的能量收集单元; 存储单元，用于存储恢复的DC电力; 被动唤醒模式检测器，用于响应于检测到一个或多个子载波的集合而产生中断; 一个或多个传感器用于感测; 沟通机制; 以及耦合到所述能量收集和存储单元，所述一个或多个传感器和所述后向散射通信器的微控制器，所述微控制器可操作以响应于所述中断从休眠状态唤醒，并使所述通信机制与另一个无线地交换数据 由能量收集和存储单元先前收获和储存的能量提供动力。
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3.发明申请公开(公告)号：US20130234536A1
公开(公告)日：2013-09-12
申请号：US13415560
申请日：2012-03-08
IPC分类号： H02J17/00
摘要： A method and apparatus is disclosed herein for controlling radio-frequency (RF) energy for wireless devices. In one embodiment, the method comprises determining to increase radio-frequency (RF) energy available to power a wireless tag and controlling the RF energy delivered to the wireless tag to provide tag energy, using one or more of: a) increasing transmission RF power of one or more wireless communication devices, b) increasing a duty cycle associated with wireless transmissions of one or more wireless communication devices, and c) decreasing path loss of the power to the wireless tag.
摘要翻译： 本文公开了一种用于控制无线设备的射频（RF）能量的方法和装置。 在一个实施例中，该方法包括确定增加可用于为无线标签供电的射频（RF）能量和控制传送到无线标签的RF能量以提供标签能量，使用以下中的一个或多个：a）增加发射RF功率 一个或多个无线通信设备，b）增加与一个或多个无线通信设备的无线传输相关联的占空比，以及c）降低无线标签的功率的路径损耗。
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公开(公告)号：US20140085051A1
公开(公告)日：2014-03-27
申请号：US13786635
申请日：2013-03-06
IPC分类号： G06K7/10
CPC分类号： G06K7/10158 , G06K7/10207 , G06K19/071 , G06K19/0723 , H04W52/0229 , H04W52/0245 , H04W52/0274 , H04W88/10 , Y02D70/142 , Y02D70/144 , Y02D70/162 , Y02D70/166
摘要： A method, system and tag for low power radio frequency communication is described. In one embodiment, the RF tag comprises: an access point comprising: a first antenna; a first radio coupled to the first antenna; a central processing unit coupled to the first radio; a backscatter adapter coupled to the access point via a wired communication interface, the backscatter adapter comprising a backscatter radio and a second antenna coupled to the backscatter radio for use in communicating with an RF tag in the network via backscatter.
摘要翻译： 描述了用于低功率射频通信的方法，系统和标签。 在一个实施例中，RF标签包括：接入点，包括：第一天线; 耦合到所述第一天线的第一无线电; 耦合到所述第一无线电的中央处理单元; 反向散射适配器，经由有线通信接口耦合到接入点，所述反向散射适配器包括反向散射无线电和耦合到所述反向散射无线电的第二天线，用于通过后向散射与所述网络中的RF标签进行通信。
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公开(公告)号：US10147032B2
公开(公告)日：2018-12-04
申请号：US13786334
申请日：2013-03-05
摘要： A method, system and tag for low power radio frequency communication is described. In one embodiment, the RF tag comprises: an energy harvesting unit operable to convert incident RF energy to direct current (DC); a storage unit operable to store recovered DC power; one or more sensors for sensing; a backscatter communicator to backscatter energy to communicate; and a microcontroller coupled to the energy harvesting and storage units, the one or more sensors, and the backscatter communicator, the microcontroller operable to wake up from a sleep state and cause the radio to communicate sensed data from at least one of the one or more sensors while powered by energy previously harvested and stored by the energy harvesting and storage unit.
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公开(公告)号：US20140062671A1
公开(公告)日：2014-03-06
申请号：US13786337
申请日：2013-03-05
IPC分类号： G06K19/07
CPC分类号： G06K19/0723 , G06K19/0715 , Y02D70/10
摘要： A method, system and tag for low power radio frequency communication is described. In one embodiment, the RF tag comprises: an energy harvesting unit operable to convert incident RF energy to direct current (DC); a storage unit operable to store recovered DC power; a passive wakeup pattern detector operable to generate an interrupt in response to detecting a set of one or more subcarriers; one or more sensors for sensing; a communication mechanism; and a microcontroller coupled to the energy harvesting and storage units, the one or more sensors, and the backscatter communicator, the microcontroller operable to wake up from a sleep state in response to the interrupt and cause the communication mechanism to exchange data wirelessly with another while powered by energy previously harvested and stored by the energy harvesting and storage unit.
摘要翻译： 描述了用于低功率射频通信的方法，系统和标签。 在一个实施例中，RF标签包括：能量收集单元，可操作以将入射的RF能量转换成直流电（DC）; 存储单元，用于存储恢复的DC电力; 被动唤醒模式检测器，用于响应于检测到一个或多个子载波的集合而产生中断; 一个或多个传感器用于感测; 沟通机制; 以及耦合到所述能量收集和存储单元，所述一个或多个传感器和所述后向散射通信器的微控制器，所述微控制器可操作以响应于所述中断从休眠状态唤醒，并使所述通信机制与另一个无线地交换数据 由能量收集和存储单元先前收获和储存的能量提供动力。
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公开(公告)号：US20140062668A1
公开(公告)日：2014-03-06
申请号：US13786334
申请日：2013-03-05
IPC分类号： G06K19/07
CPC分类号： G06K19/0723 , G06K19/0715 , Y02D70/10
摘要： A method, system and tag for low power radio frequency communication is described. In one embodiment, the RF tag comprises: an energy harvesting unit operable to convert incident RF energy to direct current (DC); a storage unit operable to store recovered DC power; one or more sensors for sensing; a backscatter communicator to backscatter energy to communicate; and a microcontroller coupled to the energy harvesting and storage units, the one or more sensors, and the backscatter communicator, the microcontroller operable to wake up from a sleep state and cause the radio to communicate sensed data from at least one of the one or more sensors while powered by energy previously harvested and stored by the energy harvesting and storage unit.
摘要翻译： 描述了用于低功率射频通信的方法，系统和标签。 在一个实施例中，RF标签包括：能量收集单元，可操作以将入射的RF能量转换成直流电（DC）; 存储单元，用于存储恢复的DC电力; 一个或多个传感器用于感测; 反向散射通信器反向散射能量进行通信; 以及耦合到所述能量收集和存储单元，所述一个或多个传感器和所述后向散射通信器的微控制器，所述微控制器可操作以从睡眠状态唤醒并使所述无线电从所述一个或多个传感器中的至少一个传送感测数据 传感器，同时由能量收集和存储单元先前收获和储存的能量供电。
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公开(公告)号：US20140062664A1
公开(公告)日：2014-03-06
申请号：US13786343
申请日：2013-03-05
IPC分类号： G06K19/07
CPC分类号： G06K7/10158 , G06K7/10207 , G06K19/071 , G06K19/0723 , H04W52/0229 , H04W52/0245 , H04W52/0274 , H04W88/10 , Y02D70/142 , Y02D70/144 , Y02D70/162 , Y02D70/166
摘要： A method, system and tag for low power radio frequency communication is described. In one embodiment, the RF tag comprises: an access point comprising: a first antenna; a first radio coupled to the first antenna; a central processing unit coupled to the first radio; a backscatter adapter coupled to the access point via a wired communication interface, the backscatter adapter comprising a backscatter radio and a second antenna coupled to the backscatter radio for use in communicating with an RF tag in the network via backscatter.
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公开(公告)号：US09397522B2
公开(公告)日：2016-07-19
申请号：US13415560
申请日：2012-03-08
摘要： A method and apparatus is disclosed herein for controlling radio-frequency (RF) energy for wireless devices. In one embodiment, the method comprises determining to increase radio-frequency (RF) energy available to power a wireless tag and controlling the RF energy delivered to the wireless tag to provide tag energy, using one or more of: a) increasing transmission RF power of one or more wireless communication devices, b) increasing a duty cycle associated with wireless transmissions of one or more wireless communication devices, and c) decreasing path loss of the power to the wireless tag.
摘要翻译： 本文公开了一种用于控制无线设备的射频（RF）能量的方法和装置。 在一个实施例中，该方法包括确定增加可用于为无线标签供电的射频（RF）能量和控制传送到无线标签的RF能量以提供标签能量，使用以下中的一个或多个：a）增加发射RF功率 一个或多个无线通信设备，b）增加与一个或多个无线通信设备的无线传输相关联的占空比，以及c）降低无线标签的功率的路径损耗。
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公开(公告)号：US09245158B2
公开(公告)日：2016-01-26
申请号：US13598461
申请日：2012-08-29
CPC分类号： G06K7/10158 , G06K7/10207 , G06K19/071 , G06K19/0723 , H04W52/0229 , H04W52/0245 , H04W52/0274 , H04W88/10 , Y02D70/142 , Y02D70/144 , Y02D70/162 , Y02D70/166
摘要： A method, system and tag for low power radio frequency communication are described. In one embodiment, the RF tag comprises: a radio, an energy harvesting unit operable to convert incident RF energy to direct current (DC), a storage unit to store recovered DC power, one or more sensors for sensing and logging data, and a microcontroller coupled to the energy harvesting and storage units, the one or more sensors and the radio, the microcontroller operable to wake up from a sleep state and cause the radio to communicate, sensed data from at least one of the one or more sensors while powered by energy previously harvested and stored by the energy harvesting and storage unit.
摘要翻译： 描述了用于低功率射频通信的方法，系统和标签。 在一个实施例中，RF标签包括：无线电装置，能够将入射的RF能量转换为直流电的能量收集单元，用于存储恢复的DC电力的存储单元，用于感测和记录数据的一个或多个传感器，以及 耦合到能量收集和存储单元的微控制器，一个或多个传感器和无线电装置，微控制器可操作以从睡眠状态唤醒并使得无线电装置在来自所述一个或多个传感器中的至少一个传感器的情况下进行通信 通过先前收获并由能量收集和储存单元储存的能量。
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