DC AMPLIFIER WITH PERIODICAL ADJUSTMENT OF ZERO,ESPECIALLY FOR DIGITAL VOLTMETERS

• 1. 一种数字电压表的保护装置及含有该装置的数字电压表 [P] . 中国专利： CN207662957U . 2018.07.27
• 2. 一种数字电压表的保护装置及含有该装置的数字电压表 [P] . 中国专利： CN203929827U . 2014.11.05
• 3. DC AMPLIFIER WITH PERIODICAL ADJUSTMENT OF ZERO,ESPECIALLY FOR DIGITAL VOLTMETERS [P] . PL238225A1 . 1984-03-26

  机译： 周期性调零的直流放大器，尤其是数字电压表

• 4. Input circuit for DC and AC voltmeter - has amplifier with high input resistance whose output goes partly to inverting input of second, operational amplifier [P] . 德国专利： DE2940395A1 . 1981-04-23

  机译： 直流和交流电压表的输入电路-具有高输入电阻的放大器，其输出部分流向第二个运算放大器的反相输入

• 5. Digital power amplifier for use with fluctuating DC supplies - has capacitor holding transistor energised even when supply drops to zero [P] . 法国专利： FR2293128A7 . 1976-06-25

  机译： 数字电源放大器，用于波动的直流电源-即使电源降至零，电容器保持晶体管也会通电

• 1. Robust Digital Predistortion for LTE/5G Power Amplifiers Utilizing Negative Feedback Iteration [J] . LIU Xin, CHEN Wenhua, WANG Dehan, 中兴通讯技术（英文版） . 2020,第003期
• 2. Adaptation of a Digitally Predistorted RF Amplifier Using Selective Sampling [J] . R. Neil Braithwaite 中兴通讯技术（英文版） . 2011,第003期
• 3. Digital Lock-in Amplifier Based on Microcontroller [J] . 陶安利, 徐国栋, 骆科学, 测试科学与仪器：英文版 . 2010,第003期
• 4. Current-mode tunable and adjustable filter with digitally adjustable current amplifier and transconductance amplifiers [C] . Jan Jerabek, Kamil Vrba Advances in communications, computers, systems, circuits and devices . 2010
• 5. Vacuum tube emulation, distortion curves, and zero-latency fast convolution methods for digital modeling of tube amplifiers. [D] . Gallo, Marc N. 2010
• 6. A Capacitive Feedback Transimpedance Amplifier with a DC Feedback Loop Using a Transistor for High DC Dynamic Range [O] . Jung-hoon Noh 2020
• 7. All-optical single-to-dual channel non-return-to-zero to return-to-zero format converter using a periodically poled $\mathrm{Li}\mathrm{Nb}{\mathrm{O}}_3$ and a reflective semiconductor optical amplifier [O] . Jian Wang 2007

• 1. Robust Digital Control of a Broadband PWM Power Amplifier [J] . Nobutaka Suzuki ,Kohji Higuchi ,Tatsuyoshi Kajikawa . 能源与动力工程 . 2013,第010期
• 2. Low Noise Amplifier Design for Digital Television Applications [J] . Anastasios Tsaraklimanis ,Evangelia Karagianni . 电磁分析与应用期刊（英文） . 2011,第7期
• 3. 低噪声超宽带直流放大器 [C] . 黄强 ,雷开卓 ,杨海波 . 第五届信号和智能信息处理与应用学术会议 . 2011
• 4. 比较表面麻醉与球后麻醉对白内障手术患者尤其是高龄合并高血压患者的影响 [A] . 丁海渊 . 2016