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    • 2. 发明申请
    • TIME DELAY APPARATUS AND METHOD OF USING SAME
    • 时间延迟装置及其使用方法
    • WO2004100374A2
    • 2004-11-18
    • PCT/US2003/030603
    • 2003-09-25
    • HRL LABORATORIES, LLCELLIOTT, KenMORTON, SusanRODWELL, Mark
    • ELLIOTT, KenMORTON, SusanRODWELL, Mark
    • H03K17/60
    • H03K17/603H03K5/131H03K17/6264H03K2005/00065H03K2005/00176
    • Disclosed is a time delay generator 200 apparatus and method. The apparatus includes a time delay gate 212, a mixer 216 (a Gilbert cell circuit), and a current digital to analog converter 206. The mixer 216, comprised of first and second transistor differential pairs 218 and 220, receives an analog input signal 202 without a delay as well as a delayed input signal 210 produced by the time gate delay. The digital to analog converter regulates the relative current flow between a first control signal 232 and a second control signal 238, effectively altering the mixing of the undelayed input signal 208 and the delayed input signal 210 to generate a delayed output signal 214 with a time or phase delay substantially equal to the temporal delay represented by the digital signal input 204. The time delay generator exhibits reduced phase noise and a linear time delay response.
    • 公开了一种时间延迟发生器200的装置和方法。 该装置包括时间延迟门212,混合器216(吉尔伯特单元电路)和当前数模转换器206.由第一和第二晶体管差分对218和220组成的混频器216接收模拟输入信号202 没有延迟,以及由时间门延迟产生的延迟输入信号210。 数模转换器调节第一控制信号232和第二控制信号238之间的相对电流,有效地改变未延迟的输入信号208和延迟输入信号210的混合,以产生具有时间的延迟的输出信号214,或者 相位延迟基本上等于由数字信号输入204表示的时间延迟。时间延迟发生器表现出降低的相位噪声和线性时间延迟响应。
    • 3. 发明申请
    • TIME DELAY APPARATUS AND METHOD OF USING SAME
    • 时间延迟装置及其使用方法
    • WO2004100374A3
    • 2005-05-19
    • PCT/US0330603
    • 2003-09-25
    • HRL LAB LLCELLIOTT KENMORTON SUSANRODWELL MARK
    • ELLIOTT KENMORTON SUSANRODWELL MARK
    • H03K5/00H03K5/13H03K17/60H03K17/62
    • H03K17/603H03K5/131H03K17/6264H03K2005/00065H03K2005/00176
    • Disclosed is a time delay generator 200 apparatus and method. The apparatus includes a time delay gate 212, a mixer 216 (a Gilbert cell circuit), and a current digital to analog converter 206. The mixer 216, comprised of first and second transistor differential pairs 218 and 220, receives an analog input signal 202 without a delay as well as a delayed input signal 210 produced by the time gate delay. The digital to analog converter regulates the relative current flow between a first control signal 232 and a second control signal 238, effectively altering the mixing of the undelayed input signal 208 and the delayed input signal 210 to generate a delayed output signal 214 with a time or phase delay substantially equal to the temporal delay represented by the digital signal input 204. The time delay generator exhibits reduced phase noise and a linear time delay response.
    • 公开了一种时间延迟发生器200的装置和方法。 该装置包括时间延迟门212,混合器216(吉尔伯特单元电路)和当前数模转换器206.由第一和第二晶体管差分对218和220组成的混频器216接收模拟输入信号202 没有延迟,以及由时间门延迟产生的延迟输入信号210。 数模转换器调节第一控制信号232和第二控制信号238之间的相对电流,有效地改变未延迟的输入信号208和延迟输入信号210的混合,以产生具有时间的延迟的输出信号214,或者 相位延迟基本上等于由数字信号输入204表示的时间延迟。时间延迟发生器表现出降低的相位噪声和线性时间延迟响应。