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    • 61. 发明申请
    • ANTENNA SELECTION TRAINING PROTOCOL FOR WIRELESS MEDICAL APPLICATIONS
    • 无线医疗应用的天线选择培训协议
    • WO2009031075A2
    • 2009-03-12
    • PCT/IB2008/053435
    • 2008-08-26
    • KONINKLIJKE PHILIPS ELECTRONICS, N.V.WANG, Dong
    • WANG, Dong
    • H04B7/06H04B7/08
    • H04B7/061G01R33/3692
    • In a medical imaging setting, wireless local devices such as probes and local coils are used. As environmental variables may change, signals from the main imaging machine from different locations around the imaging suite are transmitted and received. In determining which of a plurality of locations is best for receiving, a main machine antenna system (26) transmits training request packets from various locations. A wireless transceiver (24) located on a local probe device (22) responds to each training request packet that it receives. By evaluating the responses, the imager can determine which antenna locations are best. A sleep mode and a double-check mechanism are included to improve power consumption, performance, and communication reliability.
    • 在医学成像设置中,使用诸如探针和局部线圈的无线本地设备。 随着环境变量的变化,来自成像套件周围不同位置的主要成像设备的信号被发送和接收。 在确定多个位置中的哪一个最适合于接收时,主机天线系统(26)从各个位置发送训练请求分组。 位于本地探测设备(22)上的无线收发器(24)响应它接收到的每个训练请求分组。 通过评估响应,成像仪可以确定哪个天线位置最好。 包含睡眠模式和双重检查机制以提高功耗,性能和通信可靠性。
    • 62. 发明申请
    • METHOD AND SYSTEM OF INTERLEAVING FOR A MULTIPLE-INPUT MULTIPLE-OUTPUT MULTI-BAND OFDM COMMUNICATION SYSTEM
    • 多输入多输出多频带OFDM通信系统的交织方法和系统
    • WO2008110998A2
    • 2008-09-18
    • PCT/IB2008/050903
    • 2008-03-12
    • KONINKLIJKE PHILIPS ELECTRONICS, N.V.YANG, JunWANG, Dong
    • YANG, JunWANG, Dong
    • H04L27/26
    • H04L1/0071H03M13/275H04L1/06
    • A multiple-input multiple-output multi-band OFDM transmission system (400) employs a data interleaving arrangement that is backwards compatible with specifications for a legacy interleaver. In one embodiment, an input data stream is parsed into two or more separate data streams by a round robin parser (310) and each of the separate data streams is shifted by a corresponding number of symbols and then interleaved by a legacy interleaver (340i). In another embodiment, data for a plurality (N*i) of symbols is split into N sequential groups of data, each group corresponding to one of N MIMO spatial streams, each stream including data for i symbols. Each group is then interleaved by a legacy interleaver (520i). In a third embodiment, an input data stream is interleaved by a scaled version of the legacy interleaver (610), and then parsed by a round-robin parser (620).
    • 多输入多输出多频带OFDM传输系统(400)采用与传统交织器的规范向后兼容的数据交织布置。 在一个实施例中,由循环解析器(310)将输入数据流解析成两个或更多个单独的数据流,并且每个单独的数据流移位相应数量的符号,然后由传统交织器(340i)交织, 。 在另一个实施例中,用于多个(N×i)个符号的数据被分成N个连续的数据组,每个组对应于N个MIMO空间流中的一个,每个流包括用于i个符号的数据。 然后每个组由传统交织器(520i)交织。 在第三实施例中,输入数据流由传统交织器(610)的缩放版本交织,然后由循环解析器(620)解析。