DISTRIBUTED APPLICATION SYSTEM AND METHOD FOR CONTROLLING QUALITY OF SERVICE IN DATA TRANSMISSION THEREOF
    1.
    发明申请
    DISTRIBUTED APPLICATION SYSTEM AND METHOD FOR CONTROLLING QUALITY OF SERVICE IN DATA TRANSMISSION THEREOF 审中-公开
    分布式应用系统和方法,用于控制数据传输中的服务质量

    公开(公告)号:US20130235795A1

    公开(公告)日:2013-09-12

    申请号:US13658823

    申请日:2012-10-24

    Abstract: A distributed application system and a method for controlling QoS in data transmission are provided. The distributed application system includes an application hosting device (AHD), a wireless sensor network (WSN) and a gateway. The AHD includes a personal health manage software module, a first application programming interface (API) module and a first communication protocol module. The gateway includes a second API module, second and third communication protocol modules. The WSN, the first and second communication protocol modules support a first communication protocol, and the third communication protocol module supports a second communication protocol. The first API module cooperates with the second API module to accomplish all of default functionalities of a personal network API. The PHD is connected to the AHD via the gateway. When the AHD or the gateway transmits a message to the WSN, the QoS control of the message is performed by setting priority and acknowledge parameters.

    Abstract translation: 提供了分布式应用系统和数据传输中的QoS控制方法。 分布式应用系统包括应用托管设备(AHD),无线传感器网络(WSN)和网关。 AHD包括个人健康管理软件模块,第一应用编程接口(API)模块和第一通信协议模块。 网关包括第二API模块,第二和第三通信协议模块。 WSN,第一和第二通信协议模块支持第一通信协议,第三通信协议模块支持第二通信协议。 第一个API模块与第二个API模块协作完成个人网络API的所有默认功能。 PHD通过网关连接到AHD。 当AHD或网关向WSN发送消息时,通过设置优先级和确认参数来执行消息的QoS控制。

    ULTRASOUND SYSTEM AND METHOD WITH ADAPTIVE OVERFLOW AND GAIN CONTROL

    公开(公告)号:US20190129020A1

    公开(公告)日:2019-05-02

    申请号:US15853829

    申请日:2017-12-24

    Abstract: An ultrasonic system and an ultrasonic method with adaptive overflow and gain control are provided. The present disclosure uses two-stage gain controls to improve the signal-to-noise ratio (SNR) and to achieve the correct analysis of results. The first stage adopts an analog gain, and monitors whether the signal may overflow or its signal strength is too weak, and adjusts the gain value as large as possible, without causing overflow in order to improve the SNR. The second stage adopts a digital gain. In the second stage, all the amplified gain-containing data adjusted in the first stage are received, and an amplified gain-containing data segment is sequentially retrieved in chronological order, and the amplified gain-containing data segment is converted into a same-gain data segment having the same gain. Finally, the same-gain data segment is provided to a Doppler signal analyzer for analysis.

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