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    • 63. 发明申请
    • System and method for radar tracking using communications packets
    • 使用通信包进行雷达跟踪的系统和方法
    • US20080018521A1
    • 2008-01-24
    • US11492142
    • 2006-07-24
    • Zafer SahinogluSinan Gezici
    • Zafer SahinogluSinan Gezici
    • G01S13/42
    • G01S13/765G01S7/28G01S13/26G01S13/30
    • According to the invention, IEEE 802.15.4a packets are used for communications, ranging and passive radar (detecting changes/motions, tracking objects in the environment) functionality. Changes and motions in the environment are detected by exploiting the specific preamble structure of the IEEE 802.15.4a packets. A sequence of packets transmitted through an environment is received. Each packet includes a preamble. The preamble in each packet is despread to update a reference multipath profile and to obtain a current multipath profile for a currently received packet. The reference multipath profile is compared with the current multipath profile to detect an object in the environment.
    • 根据本发明,IEEE 802.15.4a分组用于通信,测距和被动雷达(检测变化/运动,环境中的跟踪对象)功能。 通过利用IEEE 802.15.4a分组的特定前同步码结构来检测环境中的变化和运动。 接收通过环境发送的分组序列。 每个分组包括前导码。 每个分组中的前导码被解扩展以更新参考多径分布并且获得当前接收的分组的当前多径分布。 将参考多路径配置文件与当前的多路径配置文件进行比较,以检测环境中的对象。
    • 66. 发明授权
    • Methods and systems for improving data transmission rates having adaptive protocols
    • 提高数据传输速率的方法和系统具有自适应协议
    • US06925502B1
    • 2005-08-02
    • US09597130
    • 2000-06-20
    • Salman Yousef AbbasiVijay K. BhagavathJackson OdondiZafer Sahinoglu
    • Salman Yousef AbbasiVijay K. BhagavathJackson OdondiZafer Sahinoglu
    • G06F13/00H04L12/56H04L29/06
    • H04L47/27H04L47/10H04L47/193H04L69/16H04L69/161H04L69/163H04L69/168
    • Methods and systems are provided to improve the data transmission rate of a system executing an network protocol such as TCP, by adapting the protocol according to an error rate of the system. The technique includes first establishing a connection between a receiver and transmitter according to the network protocol including establishing a data window size, the window size being an indicator of the amount of data the receiver can receive. As data segments are received, the receiver counts the number of data segments received as well the number of errored octets produced by the physical layer of the network over specified time periods. For each time period, the receiver determines whether the window size of the receiver should be changed to improve the data communication rate based on the previous window size, the number of segments received and the number of errors measured. If the window size is changed, then the receiver reestablishes communication with the transmitter using the new window size, thus altering the network protocol to optimize the overall data transmission rate.
    • 提供方法和系统,通过根据系统的错误率调整协议来提高执行网络协议(如TCP)的系统的数据传输速率。 该技术包括首先根据网络协议建立接收机和发射机之间的连接,包括建立数据窗口大小,窗口大小是接收机可以接收的数据量的指标。 当接收到数据段时,接收机对接收到的数据段的数量以及在特定时间段内由网络的物理层产生的错误八位位组的数量进行计数。 对于每个时间段,接收机确定是否应改变接收机的窗口大小以根据先前的窗口大小,接收到的段数和测量的错误数来改善数据通信速率。 如果窗口大小改变,则接收机使用新的窗口尺寸重新建立与发射机的通信,从而改变网络协议以优化总体数据传输速率。
    • 68. 发明授权
    • Home appliances network
    • 家电网络
    • US06759946B2
    • 2004-07-06
    • US10007872
    • 2001-12-06
    • Zafer SahinogluGeorge Fang
    • Zafer SahinogluGeorge Fang
    • H04M1104
    • H04B3/54H04B2203/5408H04B2203/5441H04B2203/5454
    • A network enables remote users to communicate with, and to control a variety of devices whose only electrical connection is to a power line network. In hybrid networks, communications between different network domains is only available if proper message mapping is done. Message mapping leads to the determination of correct frame conversion based on the specifications of protocols identifying different networks. This invention comprises a method that does bi-directional conversion between application level information entered into the remote access device by the user and related physical layer power line communications frames.
    • 网络使远程用户可以与其唯一电气连接到电力线网络的各种设备进行通信并控制。 在混合网络中,不同网络域之间的通信仅在适当的消息映射完成时可用。 消息映射导致基于识别不同网络的协议规范来确定正确的帧转换。 本发明包括一种在用户输入到远程访问设备的应用级信息与相关物理层电力线通信帧之间进行双向转换的方法。