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1. 发明申请

WO2004032025A1 RFID SYSTEM AND METHOD INCLUDING TAG ID COMPRESSION 审中-公开
标题翻译： RFID系统和包括标签ID压缩的方法
公开(公告)号：WO2004032025A1
公开(公告)日：2004-04-15
申请号：PCT/US2003/026218
申请日：2003-08-21
申请人： BATTELLE MEMORIAL INSTITUTE
发明人： HUGHES, Michael, A. , PRATT, Richard, M.
IPC分类号： G06K7/00
CPC分类号： G06K7/10019 , G06K7/0008
摘要： A method of rapidly identifying RFID tags (44) in an RFID system (30) including a reader (32) and a plurality of RFID tags (44), the tags (44) having respective IDs formed of a plurality of bit locations, the method comprising determining in the reader (32) which bit locations do not add to the uniqueness of the IDs of the tags (44); and ignoring data in bit locations that do not add to the uniqueness of the IDs of the tags (44). An RFID system (30) comprising a plurality of RFID tags (44), the tags (44) having respective IDs formed of a plurality of bit locations; and an RFID reader (32) configured to communicate with the RFID tags (44), the reader (32) being configured to determine which bit locations do not add to the uniqueness of the IDs of the tags (44), and to ignore data in bit locations that do not add to the uniqueness of the IDs of the tags (44).
摘要翻译：一种在包括读取器（32）和多个RFID标签（44）的RFID系统（30）中快速识别RFID标签（44）的方法，所述标签（44）具有由多个位位置形成的各自的ID，方法包括在读取器（32）中确定哪些位位置不增加标签（44）的ID的唯一性; 并忽略不增加标签ID的唯一性的位位置中的数据（44）。一种包括多个RFID标签（44）的RFID系统（30），所述标签（44）具有由多个位位置形成的各自的ID; 以及被配置为与所述RFID标签（44）通信的RFID读取器（32），所述读取器（32）被配置为确定哪些位位置不增加所述标签（44）的ID的唯一性，并且忽略数据在不增加标签的ID的唯一性的位位置（44）。

2. 发明申请

WO2004034309A2 RFID RECEIVER AND METHOD 审中-公开
标题翻译： RFID接收机和方法
公开(公告)号：WO2004034309A2
公开(公告)日：2004-04-22
申请号：PCT/US2003/029541
申请日：2003-09-16
申请人： BATTELLE MEMORIAL INSTITUTE
发明人： SCOTT, Jeffrey Wayne
IPC分类号： G06K7/00
CPC分类号： G06K7/0008
摘要： An RFID backscatter interrogator (18) for transmitting data to an RFID tag (16), generating a carrier for the tag (16), and receiving data from the tag (16) modulated onto the carrier, the interrogator (18) including a single grounded-coplanar wave-guide circuit board (32) and at least one surface mount integrated circuit supported by the circuit board (32).
摘要翻译：一种用于向RFID标签（16）发送数据的RFID反向散射询问器（18），产生用于所述标签（16）的载体，以及从调制到所述载体上的所述标签（16）接收数据，所述询问器（18）包括单个接地共面波导电路板（32）和由电路板（32）支撑的至少一个表面安装集成电路。

3. 发明申请

WO2004032026A1 METHOD OF SIMULTANEOUSLY READING MULTIPLE RADIO FREQUENCY TAGS, RF TAG, AND RF READER 审中-公开
标题翻译：同时读取多个无线电频率标签，RF标签和RF读取器的方法
公开(公告)号：WO2004032026A1
公开(公告)日：2004-04-15
申请号：PCT/US2003/026766
申请日：2003-08-20
申请人： BATTELLE MEMORIAL INSTITUTE
发明人： ERTIN, Emre , PRATT, Richard, M. , HUGHES, Michael, A. , PRIDDY, Kevin, L. , LECHELT, Wayne, M.
IPC分类号： G06K7/00
CPC分类号： G06K7/10059 , G06K7/0008 , G06K7/10069 , G06K19/0723
摘要： An RF tag system, comprising an RF reader configured to issue a plurality of different RF commands and to provide a continuous RF illumination field, and a plurality of RF tags respectively including a permanent identification; wherein the plurality of RF tags are configured to respond to a certain RF command from the RF reader by transmitting their respective identifications by way of backscatter modulation of the RF illumination field, and wherein the RF tags are further configured to perform the responding by way of respective independently selected random radio frequencies and timeslots from respective pre-defined ranges of radio frequencies and timeslots.
摘要翻译：一种RF标签系统，包括被配置为发布多个不同RF命令并提供连续RF照明场的RF读取器和分别包括永久标识的多个RF标签; 其中所述多个RF标签被配置为通过经由所述RF照明场的后向散射调制发射它们各自的标识来响应来自所述RF读取器的某个RF命令，并且其中所述RF标签还被配置为通过以下方式执行所述响应：相应的独立选择的随机无线电频率和来自各个预定义的射频和时隙范围的时隙。

4. 发明申请

WO2005111971A2 TAG DEVICE, LUGGAGE TAG, AND METHOD OF MANUFACTURING A TAG DEVICE 审中-公开
标题翻译：标签设备，行李标签和制造标签设备的方法
公开(公告)号：WO2005111971A2
公开(公告)日：2005-11-24
申请号：PCT/US2005/014515
申请日：2005-04-27
申请人： BATTELLE MEMORIAL INSTITUTE , LIND, Michael, A. , BAGAGLIO, Jr, Mario, J. , MORGAN, Gary, B.
发明人： LIND, Michael, A. , BAGAGLIO, Jr, Mario, J. , MORGAN, Gary, B.
IPC分类号： G09F3/00
CPC分类号： G06K19/07798 , G06K19/073 , G09F3/005 , G09F3/04 , G09F3/10 , G09F2003/0254
摘要： A tag device includes a strap having a first end and a second end and configured to encircle a member to which the tag device is to be secured, the first end being configured to be attached to the second end of the strap, with the strap encircling a member to which the tag device is to be secured; and circuitry supported by the strap and useful for determining if the strap has been removed from the member after the first end has been attached to the second end. Other apparatus and a method of manufacturing a tag device are also provided.
摘要翻译：标签装置包括具有第一端和第二端并且被配置为环绕标签装置将被固定到的构件的带，第一端构造成附接到带的第二端，带环包围要固定标签装置的成员; 以及由所述带支撑并且用于确定在所述第一端已经被附接到所述第二端之后所述带是否已经从所述构件移除的电路。还提供了其他装置和制造标签装置的方法。

5. 发明申请

WO2005109329A1 SEMI-PASSIVE RADIO FREQUENCY IDENTIFICATION (RFID) TAG WITH ACTIVE BEACON 审中-公开
标题翻译：具有活动信号灯的被动无线射频识别（RFID）标签
公开(公告)号：WO2005109329A1
公开(公告)日：2005-11-17
申请号：PCT/US2005/015268
申请日：2005-05-03
申请人： BATTELLE MEMORIAL INSTITUTE , HUGHES, Michael, A. , PRATT, Richard, M.
发明人： HUGHES, Michael, A. , PRATT, Richard, M.
IPC分类号： G06K19/07
CPC分类号： G06K19/0717 , G06K19/0723 , G06K19/07786
摘要： A radio frequency beacon device for use with a backscatter interrogator includes a processor; a receiver coupled to the processor; a backscatter modulator coupled to the processor; and an active transmitter coupled to the processor, the active transmitter being configured to transmit an RF signal, in response to a trigger signal, regardless of whether the interrogator is providing a carrier wave for backscatter modulation by the backscatter modulator. Other methods and apparatus are provided.
摘要翻译：用于与后向散射询问器一起使用的射频信标装置包括：处理器; 耦合到所述处理器的接收器; 耦合到所述处理器的反向散射调制器; 以及耦合到所述处理器的主动发射机，所述主动发射机被配置为响应于触发信号来发射RF信号，而不管所述询问器是否为后向散射调制器的后向散射调制提供载波。提供其他方法和装置。

6. 发明申请

WO2004034321A1 A CHALLENGED-BASED TAG AUTHENTICATION MODEL 审中-公开
标题翻译：基于挑战的标签认证模型
公开(公告)号：WO2004034321A1
公开(公告)日：2004-04-22
申请号：PCT/US2003/029542
申请日：2003-09-16
申请人： BATTELLE MEMORIAL INSTITUTE
发明人： HUGHES, Michael, A. , PRATT, Richard, M.
IPC分类号： G06K19/077
CPC分类号： H04L63/08 , G06F21/31 , G06F2221/2103 , G06F2221/2129 , G06K7/0008 , G06K19/0723 , G06Q20/341 , G06Q20/40975 , G07F7/1008 , H04L9/3271 , H04L63/0435 , H04L63/0853 , H04L2209/805
摘要： A method of securing communications in an RFID system (30) including a reader (32) and an RF tag (44) having a memory (50) configured to store information comprises sending, from the reader (32), a message to the tag (44); the tag (44), in response to the message, generating a challenge value and sending the challenge value to the reader (32); in any order: the reader (32) performing a mathematical operation on the challenge value based upon a key value (66, 68) to generate a challenge reply and sending the challenge reply to the tag (44) and the tag (44) independently computing a challenge response based on the key value (66, 68) and mathematical operation; the tag (44) comparing the challenge response computed by the tag (44) with the challenge reply sent by the reader (32); and the tag (44) authenticating the reader (32) if the challenge response matches the challenge reply. An RFID system (30) including an RFID tag (44) and a reader (32) are configured to perform the above steps.
摘要翻译：一种在RFID系统（30）中确保通信的方法，包括读取器（32）和具有被配置为存储信息的存储器（50）的RF标签（44），包括从读取器（32）向标签（44）; 所述标签（44）响应于所述消息，生成挑战值并将所述挑战值发送给所述读取器（32）; 按照任何顺序：读取器（32）基于键值（66,68）对挑战值进行数学运算以产生质询答复，并且独立地向标签（44）和标签（44）发送质询答复基于键值（66,68）和数学运算来计算挑战响应; 将由标签（44）计算的挑战响应与由读取器（32）发送的挑战答复进行比较的标签（44）; 以及如果挑战响应与挑战答复匹配，标签（44）认证读取器（32）。包括RFID标签（44）和读取器（32）的RFID系统（30）被配置为执行上述步骤。

7. 发明申请

WO2004032027A1 SYSTEM AND METHOD TO IDENTIFY MULTIPLE RF TAGS 审中-公开
标题翻译：识别多个射频标签的系统和方法
公开(公告)号：WO2004032027A1
公开(公告)日：2004-04-15
申请号：PCT/US2003/029366
申请日：2003-09-15
申请人： BATTELLE MEMORIAL INSTITUTE
发明人： HUGHES, Michael, A. , PRATT, Richard, M.
IPC分类号： G06K7/00
CPC分类号： G06K7/10019 , G06K7/0008
摘要： An RFID system comprises an RFID reader configured to issue an RF command requesting that RF tags identify themselves, and to issue timing information defining a plurality of timeslots; and a plurality of RF tags in selective communication with the reader, the RF tags having respective IDs, respective tags being configured to randomly select a timeslot in which to reply to the RF command, and to issue an RF reply in response to the RF command in the randomly selected timeslot, the RF reply including a frequency pattern to assist in identifying the tag but not the tag’s entire ID, different tags having different frequency patterns.
摘要翻译： RFID系统包括被配置为发出RF命令的RFID读取器，RFID命令请求RF标签自身识别，并且发布定义多个时隙的定时信息; 以及与读取器选择性地通信的多个RF标签，RF标签具有各自的ID，各个标签被配置为随机选择其中应答RF命令的时隙，并响应于RF命令发出RF应答在随机选择的时隙中，RF应答包括有助于识别标签而不是标签的整个ID的频率模式，不同的标签具有不同的频率模式。

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