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    • 1. 发明申请
    • RADIO FREQUENCY INTERFACE CIRCUIT FOR A RADIO FREQUENCY IDENTIFICATION TAG
    • 用于无线电频率识别标签的无线电频率接口电路
    • WO2007069211A1
    • 2007-06-21
    • PCT/IB2006/054835
    • 2006-12-14
    • NXP B.V.BRANDL, RolandBERGLER, EwaldSPINDLER, Robert
    • BRANDL, RolandBERGLER, EwaldSPINDLER, Robert
    • G06K19/077
    • G06K19/07749G06K19/0701
    • A radio frequency interface circuit (11) for a radio frequency identification tag comprising - at least two input terminals (RF+, RF-) for connecting the circuit (10) with an antenna structure of the radio frequency identification tag, - one or more variable resistive loads (14) coupled across pairs of the input terminals (RF+, RF-) - one or more rectifiers (15) each connected on its input side to a pair of input terminals (RF+, RF-) and on its output side to a parallel connection of voltage control means (16) and modulation control means (17), wherein combiner means (18) are provided which are adapted to receive an output signal (19, 20) from the voltage control means (16) and the modulation control means (17), respectively, and to generate a control signal (21) for controlling each variable resistive load (14) depending on the received signals (19, 20) in such a way that each variable resistive load (14) serves as a modulation and voltage regulation circuit, and wherein each variable resistive load is adapted to serve as an electro static discharge protection circuit.
    • 一种用于射频识别标签的射频接口电路(11),包括 - 用于将所述电路(10)与所述射频识别标签的天线结构相连接的至少两个输入端(RF +,RF-), - 一个或多个变量 耦合在输入端(RF +,RF-)对上的电阻负载(14) - 一个或多个整流器(15),每个整流器(15)在其输入侧连接到一对输入端(RF +,RF-)并且在其输出侧 电压控制装置(16)和调制控制装置(17)的并联连接,其中提供组合器装置(18),其适于从电压控制装置(16)接收输出信号(19,20)和调制 控制装置(17),并且产生用于根据接收信号(19,20)控制每个可变电阻负载(14)的控制信号(21),使得每个可变电阻负载(14)用作 调制和电压调节电路,并且其中每个变量 电阻负载适用于静电放电保护电路。
    • 2. 发明申请
    • ELECTRIC CIRCUIT FOR AND METHOD OF GENERATING A CLOCK SIGNAL
    • 用于产生时钟信号的电路和方法
    • WO2007069138A2
    • 2007-06-21
    • PCT/IB2006/054626
    • 2006-12-06
    • NXP B.V.SPINDLER, RobertBRANDL, RolandBERGLER, Ewald
    • SPINDLER, RobertBRANDL, RolandBERGLER, Ewald
    • H03K5/13H03L7/081H04L7/033
    • H04L7/0338
    • An electric circuit (30) for generating a clock-sampling signal (CLK) for a sampling device (31) comprises a clock generator (1, 40, 50, 60) for generating a plurality of clock signals (21 - 24, 51 - 54, 61 - 64), a correlation device (L) for correlating a characteristic signal section (LE) of a digital signal (DS) with the plurality of clock signals (21, 22, 23, 24, 51 - 56, 61 - 64), and a selecting device (MX) for selecting one of the clock signals (21, 22, 23, 24, 51 - 55, 61 - 64) as the clock-sampling signal (CLK) for the sampling device (31) on the basis of the correlation by the correlation device (L). The clock signals (21 - 24, 51 - 54, 61 - 64) have the same cycle duration (T) and are phase-shifted with respect to each other. The sampling device (31) subsequently samples the digital signal (DS) with the clock-sampling signal (CLK).
    • 一种用于产生采样装置(31)的时钟采样信号(CLK)的电路(30)包括用于产生多个时钟信号(21-24,51- 用于将数字信号(DS)的特征信号部分(LE)与多个时钟信号(21,22,23,24,51-56,61-6)相关联的相关装置(L) 64),以及用于选择时钟信号(21,22,23,24,51-55,61-64)中的一个作为采样装置(31)的时钟采样信号(CLK)的选择装置(MX) 基于相关装置(L)的相关性。 时钟信号(21-24,51-54,61-64)具有相同的周期持续时间(T)并相对于彼此相移。 采样装置(31)随后用时钟采样信号(CLK)采样数字信号(DS)。
    • 4. 发明申请
    • CIRCUIT AND DATA CARRIER WITH RADIO FREQUENCY INTERFACE
    • 电路和数据载波与无线电频率接口
    • WO2007072345A2
    • 2007-06-28
    • PCT/IB2006/054838
    • 2006-12-14
    • NXP B.V.BRANDL, RolandBERGLER, EwaldSPINDLER, Robert
    • BRANDL, RolandBERGLER, EwaldSPINDLER, Robert
    • G01R31/31701G01R31/2884G01R31/3025G06K19/07749
    • A circuit (12) comprises a first circuit point (13) and a second circuit point (14), which first circuit point (13) and second circuit point (14) are designed to be connected with RF transmission means (11) being designed for receiving in a contact-less manner a carrier signal (CS) from a read/write station and for feeding the circuit (12) with the received carrier signal (CS). The circuit (12) further comprises circuit testing means (4) being designed to carry out functional tests of the circuit (12) and to output a modulated response signal (TS-MOD) via the first and second circuit points (13, 14) only if the functional tests have been successful. The circuit (12) further comprises test trigger signal detecting means (5) being designed for detecting a test trigger signal (TS) that is applied across the first circuit point (13) and the second circuit point (14), wherein the test trigger signal detecting means (5) are designed to trigger the circuit testing means (4) to carry out the functional tests if they detect the test trigger signal (TS).
    • 电路(12)包括第一电路点(13)和第二电路点(14),所述第一电路点(13)和第二电路点(14)被设计为与设计的RF传输装置(11)连接 用于以无接触的方式接收来自读/写站的载波信号(CS),并用于向所述电路(12)馈送所接收的载波信号(CS)。 电路(12)还包括被设计成执行电路(12)的功能测试并经由第一和第二电路点(13,14)输出经调制的响应信号(TS-MOD)的电路测试装置(4) 只有功能测试成功。 电路(12)还包括测试触发信号检测装置(5),其被设计用于检测跨越第一电路点(13)和第二电路点(14)施加的测试触发信号(TS),其中测试触发器 信号检测装置(5)被设计成如果它们检测到测试触发信号(TS),则触发电路测试装置(4)执行功能测试。
    • 6. 发明申请
    • DATA CARRIER WITH A RADIO FREQUENCY INTERFACE
    • 数据载波与无线电频率接口
    • WO2007026291A2
    • 2007-03-08
    • PCT/IB2006/052942
    • 2006-08-24
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.BRANDL, RolandSPINDLER, RobertBERGLER, Ewald
    • BRANDL, RolandSPINDLER, RobertBERGLER, Ewald
    • G06K19/07
    • G06K19/0723G06K7/0095G06K19/0713G06K19/0722
    • A circuit for a contact-free data carrier comprises a first circuit point and a second circuit point for connection to transmission means of the data carrier; and supply voltage generating means, which are connected to the first connection circuit point and comprise a supply voltage circuit point and a reference potential circuit point and are designed to generate, based on the received carrier signal, a first supply voltage that can be tapped at the supply voltage circuit point against the reference potential circuit point; and direct current decoupling means, which are connected between the second circuit point and the reference potential circuit point and are designed to inhibit a direct current flow between the second circuit point and the reference potential circuit point; and current conducting means that are connected between the second circuit point and the reference potential circuit point, wherein the current conducting means are designed for the unidirectional conduction of current from the reference potential circuit point to the second circuit point.
    • 用于无接触数据载体的电路包括用于连接到数据载体的传输装置的第一电路点和第二电路点; 以及电源电压产生装置,其连接到第一连接电路点,并且包括电源电压电路点和参考电位电路点,并且被设计为基于所接收的载波信号产生可以点击的第一电源电压 电源电压电路针对参考电位电路点; 以及直流去耦装置,其连接在第二电路点和参考电位电路点之间,并被设计成禁止在第二电路点和参考电位电路点之间的直流电流; 以及电流传导装置,其连接在第二电路点和参考电位电路点之间,其中电流传导装置被设计用于从参考电位电路点到第二电路点的单向导通电流。
    • 9. 发明申请
    • DATA CARRIER CIRCUIT CAPABLE OF SUPPLYING IDENTIFICATION INFORMATION TO A COMMUNICATIONS ARRANGEMENT
    • 能够向通信安排提供标识信息的数据载体电路
    • WO2005038697A1
    • 2005-04-28
    • PCT/IB2004/052065
    • 2004-10-12
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.AMTMANN, FranzBERGLER, EwaldBRANDL, RolandWATZINGER, Hubert
    • AMTMANN, FranzBERGLER, EwaldBRANDL, RolandWATZINGER, Hubert
    • G06K7/00
    • G06K7/10049G06K7/0008G06K19/0723
    • Circuit for a data carrier, which circuit is capable of supplying identification information to a communications arrangement. A circuit (4) for a data carrier (3), which is able to communicate contactlessly with a communications arrangement (2), is provided with a memory stage (5) for storing identification information (II) consisting of information units and suppliable to the communications arrangement (2) and with a signal-processing stage (25) for processing an indicator signal (IS), which indicator signal (IS) indicates a substantially simultaneous appearance of two different information units, of which two different information units the one information unit is contained in the identification information (l[I) stored in the memory stage (5) of the circuit (4) and the other information unit is contained in different identification information (II') stored in a memory stage of a different circuit (4'), and which indicator signal (IS) is generated by the communications arrangement (2) upon detection of such a substantially simultaneous appearance of different information units and is communicated to the circuit (4), wherein the signal-processing stage (25), as a consequence of a processing of the indicator signal (IS), is arranged to interrupt the supply of the identification information (II) after the appearance of the information unit that has caused the indicator signal (IS) and to flag at least the information unit that has caused the indicator signal (IS).
    • 用于数据载体的电路,该电路能够向通信装置提供识别信息。 一种能够与通信装置(2)无接触地通信的用于数据载体(3)的电路(4),设置有用于存储由信息单元组成的标识信息(II)的存储级(5),并且可提供给 通信装置(2)和用于处理指示符信号(IS)的信号处理级(25),该指示符信号(IS)指示两个不同信息单元的基本同时出现,其中两个不同的信息单元 信息单元被包含在存储在电路(4)的存储器级(5)中的识别信息(I [I]中,并且另一信息单元被包含在存储在不同的存储器级的存储器级中的不同识别信息(II')中 电路(4'),并且在检测到不同信息单元的这种基本上同时出现的情况下,由通信装置(2)产生哪个指示信号(IS),并且被传送到电路 (4),其中作为指示符信号(IS)的处理的结果的信号处理级(25)被布置成在信息单元出现之后中断提供标识信息(II),该信息处理级 已引起指示信号(IS)并至少标示已引起指示信号(IS)的信息单元。
    • 10. 发明申请
    • SYNCHRONIZATION DURING ANTI-COLLISION
    • 抗冲突期间的同步
    • WO2005062519A2
    • 2005-07-07
    • PCT/IB2004/052726
    • 2004-12-09
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.SPINDLER, RobertSCHERABON, ChristianBRANDL, Roland
    • SPINDLER, RobertSCHERABON, ChristianBRANDL, Roland
    • H04L7/00
    • G06K7/10029G06K7/0008G06K7/10297G06K19/0723
    • An RFID system comprises at least one reading device (1) and at least one transponder (2, 2', 2", 2"'), which are configured for non-contact communication by means of modulated electromagnetic signais (SS), which contain data and/ or commands packed in data frames, in which the reading device (1) is configured for transmitting a group of data frames (D-SYNC), which contain synchronization information (Preamble, Start Delimiter) for synchronization with the transponder (2, 2', 2", 2"') and to transmit another group of data frames (D-NOSYNC) which do not contain such synchronization information, in which the transponder (2, 2', 2", 2"') has synchronization means (14, 20, 21) which are configured to effect synchronization with the reading device (1) with the help of synchronization information (Preamble, Start Delimiter) contained in received data frames (D-SYNC) and synchronization status test means (15,15',15",22) configured for detecting whether the transponder runs synchronously with the reading device and in the event of it not running synchronously, to switch on the synchronization unit (14, 20, 21).
    • RFID系统包括至少一个读取装置(1)和至少一个应答器(2,2',2“,2”'),其被配置用于借助于经调制的电磁信号(SS)的非接触通信, 包含以数据帧打包的数据和/或命令,其中读取装置(1)被配置为发送一组数据帧(D-SYNC),其包含用于与应答器同步的同步信息(前导码,开始分隔符) 2“,2”,2“'),并且发送不包含这种同步信息的另一组数据帧(D-NOSYNC),其中应答器(2,2',2”,2“') 具有同步装置(14,20,21),其被配置为借助于包含在接收数据帧(D-SYNC)和同步​​状态测试装置(D-SYNC)中的同步信息(前导码,开始分隔符)来实现与读取装置 (15,15',15“,22),用于检测应答器是否同步运行 读取装置,并且在其不同步运行的情况下,打开同步单元(14,20,21)。