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    • 101. 发明申请
    • HIGH-ACCURACY AND LOW-POWER TRACKING SYSTEM FOR MOBILE DEVICES
    • 用于移动设备的高精度和低功率跟踪系统
    • US20140176365A1
    • 2014-06-26
    • US14235783
    • 2012-08-01
    • Farshid AryanfarMarko AleksicKambiz Kaviani
    • Farshid AryanfarMarko AleksicKambiz Kaviani
    • G01S13/00
    • G01S13/00G01S7/352G01S13/424G01S13/756
    • An electronic device for wirelessly tracking the position of a second electronic device is disclosed. The electronic device includes transceiver circuitry having a beacon generator to generate a beacon at a particular frequency and direction. An antenna array transmits the beacon, and receives at least one reflected beacon from the second electronic device. The reflected beacon is received if a position of the second electronic device lies within a range of directions of the beacon. The transceiver circuitry further includes an injection-locked oscillator having an input coupled to the antenna array to receive reflected beacons, and to lock to the reflected beacon when the reflected beacon has a frequency value within locking range of the oscillator. Processing circuitry coupled to the transceiver circuitry tracks the position of the second device based on the lock condition of the oscillator.
    • 公开了一种用于无线跟踪第二电子设备的位置的电子设备。 电子设备包括具有信标发生器以在特定频率和方向上生成信标的收发器电路。 天线阵列发送信标,并从第二电子设备接收至少一个反射信标。 如果第二电子设备的位置位于信标的方向范围内,则接收到反射信标。 收发器电路还包括注入锁定振荡器,其具有耦合到天线阵列的输入以接收反射信标,并且当反射的信标具有在振荡器的锁定范围内的频率值时锁定到反射的信标。 耦合到收发器电路的处理电路基于振荡器的锁定状态跟踪第二设备的位置。
    • 104. 发明申请
    • DEVICE WITH A VOLTAGE-CONTROLLED OSCILLATOR AND A CIRCUIT ARRANGEMENT FOR CONTROLLING THE OSCILLATOR
    • 具有电压控制振荡器的设备和用于控制振荡器的电路布置
    • US20130194131A1
    • 2013-08-01
    • US13745276
    • 2013-01-18
    • HELLA KGaA
    • Andreas von Rhein
    • G01S13/00
    • G01S13/00G01S7/35G01S7/4008
    • A device, particularly a radar sensor, includes a voltage-controlled oscillator for generating a high-frequency signal with an actual frequency, a circuit arrangement to control the oscillator, namely for adjusting a voltage to control the oscillator, with each value of a target frequency being allocated to a voltage value of the voltage intended to control the oscillator, with the circuit arrangement to control the oscillator including a signal generator, with at least two signals can be generated by the signal generator, namely two digital signals, two pulse-width modulated signals, or one digital and one pulse-width modulated signal, and that the signal generator includes at least a first output, at which a digital signal can be provided or two digital signals can be provided and/or at least one second output is provided at which a pulse-width modulated signal can be provided.
    • 一种装置,特别是雷达传感器,包括用于产生具有实际频率的高频信号的压控振荡器,控制振荡器的电路装置,即用于调节电压以控制振荡器,每个目标值 频率被分配给用于控制振荡器的电压的电压值,电路装置用于控制包括信号发生器的振荡器,其中至少两个信号可以由信号发生器产生,即两个数字信号,两个脉冲 - 宽度调制信号或一个数字和一个脉冲宽度调制信号,并且信号发生器至少包括第一输出,在该第一输出处可提供数字信号或提供两个数字信号和/或至少一个第二输出 提供可以提供脉宽调制信号的装置。
    • 106. 发明申请
    • RADAR APPARATUS
    • 雷达装置
    • US20120223855A1
    • 2012-09-06
    • US13408080
    • 2012-02-29
    • Yasuhiro KURONOTomohiro SHINOMIYAHisateru ASANUMA
    • Yasuhiro KURONOTomohiro SHINOMIYAHisateru ASANUMA
    • G01S13/06
    • G01S7/2925G01S3/06G01S7/28G01S7/2813G01S7/483G01S13/00
    • There is provided a radar apparatus of an electronic scan type configured to transmit an electric wave and calculate an angle of a target based on a phase difference of respective reception signals, thereby detecting a target position. An antenna unit transmits and receives the electric wave and provided with two transmission antennae. A transmission unit alternately transmits an electric wave having a first beam pattern and an electric wave having a second beam pattern from the two transmission antennae. First and second reception units calculate arrival angles and reception levels of reflected waves calculated from respective reception signals which are obtained by receiving the reflected waves by the first and second beam patterns. A comparison unit compares the reception levels by combining the arrival angles of the reflected waves. A determination unit determines whether a target actually exists at the arrival angles in accordance a comparison result.
    • 提供了一种电子扫描类型的雷达装置,其被配置为基于各个接收信号的相位差来传送电波并计算目标的角度,从而检测目标位置。 天线单元发送和接收电波并提供两个发射天线。 发送单元从两个发送天线交替发送具有第一波束图案的电波和具有第二波束图案的电波。 第一和第二接收单元计算通过由第一和第二波束图案接收反射波而获得的各个接收信号计算的反射波的到达角度和接收电平。 比较单元通过组合反射波的到达角度来比较接收电平。 确定单元根据比较结果确定目标是否在到达角度实际存在。