THD

作品数：274被引量：537H指数：10
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A 0.02% THD and 80 dB PSRR filterless class D amplifier with direct lithium battery hookup in mobile application被引量：2
《Journal of Semiconductors》2017年第7期56-63,共8页Hao Zheng Zhangming Zhu Rui Ma 
supported by the National Natural Science Foundation of China(Nos.61234002,61322405,61306044)
This paper presents a fully integrated CMOS filterless class D amplifier that can directly hook up lithium battery in mobile application The proposed amplifier embodies a 2-order feedback path architecture instead of ...
关键词：class D amplifier filterless THD feedback loop PWM 
Demonstration of a fully differential VGA chip with small THD for ECG acquisition system被引量：1
《Journal of Semiconductors》2015年第10期117-122,共6页肖功利 覃玉良 徐卫林 韦保林 段吉海 韦雪明 
Project supported by the National Natural Science Foundation of China(Nos.61264001,61465004,61161003,61166004);the Guangxi Natural Science Foundation(Nos.2013GXNSFAA019333,2013GXNSFAA019338);the Science and Technology Research Key Project of Guangxi Department of Education(No.2013ZD026);the Innovation Project of GUET Graduate Education(No.GDYCSZ201457)
We present both a theoretical and experimental demonstration of a fully differential variable gain am- plifier （VGA） with small total harmonic distortion （THD） for an electrocardiogram （ECG） acquisition system. ...
关键词：fully differential VGA total harmonic distortion ECG acquisition system capacitive feedback 
A high linearity current mode multiplier/divider with a wide dynamic range
《Journal of Semiconductors》2012年第12期62-65,共4页廖鹏飞 罗萍 张波 李肇基 
Project supported by the Important National S&T Special Project of China(Nos.2009ZX01031-003-003,51308020305)
A high linearity current mode multiplier/divider （CMM/D） with a wide dynamic range is presented. The proposed CMM/D is based on the voltage-current characteristic of the diode, thus wide dynamic range is achieved. I...
关键词：high linearity current mode multiplier/divider static linearity THD 
A feedforward compensation design in critical conduction mode boost power factor correction for low-power low total harmonic distortion
《Journal of Semiconductors》2012年第3期87-93,共7页李娅妮 杨银堂 朱樟明 强玮 
Project supported by the National High-Tech Program of China(Nos.2009AA01Z258,2009AA01Z260);the National Science & Technology Important Project of China(No.2009ZX01034-002-001-005)
For low-power low total harmonic distortion（THD）,based on the CSMC 0.5μm BCD process,a novel boost power factor correction（PFC） converter in critical conduction mode is discussed and analyzed.Feedforward compensa...
关键词：CRM boost PFC LOW-POWER THD feedforward compensation 
A speaker driver for a single phase supply class G & I
《Journal of Semiconductors》2011年第3期105-111,共7页冯勇 杨姗姗 彭振飞 洪志良 刘洋 
Project supported by the ADI
A speaker driver applied to class G/classⅠwith a single phase power supply is presented.Gain expanding and compressing technology are employed in the signal processing circuit to optimize power dissipation.The circui...
关键词：class G/classⅠ speaker driver single phase power supply THD 
A New Structure for a CMOS Audio Power AMP with Extremely Low THD and Low Power Consumption被引量：1
《Journal of Semiconductors》2006年第9期1552-1556,共5页曹政新 熊绍珍 
国家自然科学基金资助项目(批准号:60437030)~~
A new system-corrected CMOS audio power AMP is presented. Consisting of four single-end OPAs,this structure is a pseudo-differential system. Compared to conventional CMOS power AMPs, it has the merits of low power con...
关键词：system-corrected structure CMOS power AMP over-current protection 
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