RF AMPLIFIER HAVING A TUNABLE ANTENNA CIRCUIT

    公开(公告)号:US20200350940A1

    公开(公告)日:2020-11-05

    申请号:US16848627

    申请日:2020-04-14

    Abstract: A circuit and computer implemented method tunes an RF switching power amplifier circuit for an antenna by receiving a measurement of reflected RF signal from the antenna, receiving a measurement of current provided to the circuit from a power source, receiving a measurement of RF power provided to the antenna, adjusting a tunable antenna circuit responsive to the measurement of reflected RF signal, and adjusting a first capacitor capacitance value and a second capacitor capacitance value of a waveform shaping circuit in response to the received measurement of current and RF power.

    SECURE REMOTE ACCESS USING WIRELESS NETWORK
    3.
    发明申请
    SECURE REMOTE ACCESS USING WIRELESS NETWORK 有权
    使用无线网络安全远程访问

    公开(公告)号:US20150024710A1

    公开(公告)日:2015-01-22

    申请号:US13943858

    申请日:2013-07-17

    Abstract: A method includes receiving a request from a mobile device to attach to a private wireless network, determining if a subscriber identifier is in a security database, determining if a mobile device equipment identifier is in the security database, authenticating the phone using the subscriber identifier and the mobile device equipment identifier, granting access to the private wireless network only if the phone is authenticated, and passing data between a computer system and a mobile device to monitor and control a remote monitoring and control system.

    Abstract translation: 一种方法包括从移动设备接收附加到专用无线网络的请求,确定用户标识符是否在安全数据库中,确定移动设备设备标识符是否在安全数据库中,使用订户标识符认证电话;以及 移动设备设备标识符,仅在电话被认证时授予对专用无线网络的访问,并且在计算机系统和移动设备之间传递数据以监视和控制远程监视和控制系统。

    Secure remote access using wireless network
    4.
    发明授权
    Secure remote access using wireless network 有权
    使用无线网络进行安全远程访问

    公开(公告)号:US09426653B2

    公开(公告)日:2016-08-23

    申请号:US13943858

    申请日:2013-07-17

    Abstract: A method includes receiving a request from a mobile device to attach to a private wireless network, determining if a subscriber identifier is in a security database, determining if a mobile device equipment identifier is in the security database, authenticating the phone using the subscriber identifier and the mobile device equipment identifier, granting access to the private wireless network only if the phone is authenticated, and passing data between a computer system and a mobile device to monitor and control a remote monitoring and control system.

    Abstract translation: 一种方法包括从移动设备接收附加到专用无线网络的请求,确定用户标识符是否在安全数据库中,确定移动设备设备标识符是否在安全数据库中,使用订户标识符认证电话;以及 移动设备设备标识符,仅在电话被认证时授予对专用无线网络的访问,并且在计算机系统和移动设备之间传递数据以监视和控制远程监视和控制系统。

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