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    • 2. 发明授权
    • RFIDs embedded into semiconductors
    • 嵌入半导体的RFID
    • US07348887B1
    • 2008-03-25
    • US11153074
    • 2005-06-15
    • Robert WarnerJack WintersBruce McNair
    • Robert WarnerJack WintersBruce McNair
    • G08B13/14
    • G09F3/0376G06K19/07798
    • The present invention provides a RFID device comprising a radio frequency identification (RFID) transceiver and antenna element co-located with a semiconductor device, a method for making same and a method of using the RFID device of the present invention to locate, track and identify semiconductor devices and the devices they reside in. One embodiment of the RFID device of the present invention comprises a radio frequency identification (RFID) transceiver embedded within packaging of a semiconductor device. A second embodiment of the RFID device of the present invention comprises a radio frequency identification (RFID) transceiver as a separate circuit block within the semiconductor device. A third embodiment of the RFID device of the present invention comprises a radio frequency identification (RFID) transceiver as a separate independent circuit on top of the semiconductor device, System on Chip (SoC). These RFIDs can also be nested within an enclosure, or combined to increase the address length of the RFID.
    • 本发明提供一种RFID装置,其包括射频识别(RFID)收发器和与半导体器件共同定位的天线元件,其制造方法和使用本发明的RFID器件的方法来定位,跟踪和识别 半导体器件及其所在的器件。本发明的RFID器件的一个实施例包括嵌入在半导体器件的封装内的射频识别(RFID)收发器。 本发明的RFID装置的第二实施例包括射频识别(RFID)收发器作为半导体器件内的单独的电路块。 本发明的RFID装置的第三实施例包括射频识别(RFID)收发器作为半导体器件(片上系统)(SoC)之上的独立独立电路。 这些RFID也可以嵌套在机箱内,或者组合起来以增加RFID的地址长度。
    • 6. 发明授权
    • RFID devices for verification of correctness, reliability, functionality and security
    • 用于验证正确性,可靠性,功能性和安全性的RFID设备
    • US07712674B1
    • 2010-05-11
    • US11359268
    • 2006-02-22
    • Robert WarnerJack WintersBruce McNair
    • Robert WarnerJack WintersBruce McNair
    • G06K19/06G06K19/00H04Q5/22G08B13/14
    • G06K19/07798G06K19/072G06K19/07749G08B13/2417H04Q2213/13095
    • The present invention differs from the prior art in that the present invention provides one or a network of passive or active radio frequency identification (RFID) transceivers and antenna elements in different numbers, in various network sizes, in different configurations and on various substrates. The RFID transceiver can be co-located with standard semiconductor devices, for cost-effective circuit design and non-destructive fabrication test and analysis of integrated circuits and printed circuit boards after fabrication, and to locate, track and identify the integrated circuit, printed circuit boards and products in which they are implemented. The RFID transceivers can be coupled to substrates containing matter in gas, liquid, or solid form, such as medical devices like breast implants, for effective monitoring of the substrates to ensure that the substrate is in an unaltered state and the matter is still contained securely within. The RFID transceivers can be coupled to secure tapes of various lengths and widths and mesh bags or sheets of various sizes and they can be applied at the carton-level using them to locate, track and identify the integrated circuit, printed circuit boards and products in which they are implemented and/or the cartons in which they were placed.
    • 本发明与现有技术的不同之处在于本发明提供了不同数量,不同网络尺寸,不同配置和各种基板的无源或有源射频识别(RFID)收发器和天线元件之一或网络。 RFID收发器可以与标准半导体器件共同定位,用于成本有效的电路设计和制造后集成电路和印刷电路板的非破坏性制造测试和分析,并定位,跟踪和识别集成电路,印刷电路 执行董事会和产品。 RFID收发器可以耦合到含有气体,液体或固体形式的物质的衬底,例如诸如乳房植入物的医疗设备,用于有效监测衬底,以确保衬底处于未改变的状态,并且该物质仍然被安全地包含 中。 RFID收发器可以连接到各种长度和宽度的固定带和各种尺寸的网袋或片材,并且可以使用它们在纸箱级应用它们来定位,跟踪和识别集成电路,印刷电路板和产品 它们被实施和/或其中放置的纸箱。
    • 10. 发明申请
    • Method for estimating time and frequency offset in an OFDM system
    • 用于估计OFDM系统中的时间和频率偏移的方法
    • US20080063101A1
    • 2008-03-13
    • US11982121
    • 2007-10-31
    • Leonard CiminiBruce McNair
    • Leonard CiminiBruce McNair
    • H04L23/02
    • H04L27/2655H04L27/2657H04L27/2662H04L27/2679
    • The synchronization technique invention uses inherent characteristics of the frequency domain representation of the data symbols. By computing a differential-in-frequency function across a large number of OFDM tones, robust estimates of time and frequency offset can be easily obtained. The technique also allows the system designer to directly trade performance in the presence of channel impairments against signal processing complexity. Analysis and simulation have shown good performance in the presence of noise and channel delay dispersion, impairments that are the harshest in a wireless environment. Prior techniques for OFDM synchronization have focussed on the time domain representation of the signal. Those that have recognized the translation of time and frequency offset to the frequency domain have not considered the systematic modification of the signal by the offsets.
    • 同步技术发明使用数据符号的频域表示的固有特性。 通过计算大量OFDM音调的频率差分函数,可以容易地获得时间和频率偏移的鲁棒估计。 该技术还允许系统设计者在存在针对信号处理复杂性的信道损伤的情况下直接交换性能。 在存在噪声和信道延迟色散的情况下,分析和仿真显示出良好的性能,这在无线环境中是最严重的。 用于OFDM同步的现有技术集中在信号的时域表示上。 已经认识到对频域的时间和频率偏移的转换的那些没有考虑通过偏移对信号的系统修改。