CN103338013A - 一种边沿斜率控制的d类音频功率放大器的功率管栅极驱动器 - Google Patents
一种边沿斜率控制的d类音频功率放大器的功率管栅极驱动器 Download PDFInfo
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1716762A (zh) * | 2004-06-29 | 2006-01-04 | 印芬龙科技股份有限公司 | D类放大器 |
CN101127510A (zh) * | 2006-08-17 | 2008-02-20 | 松下电器产业株式会社 | 差分输入d类放大器 |
CN101150297A (zh) * | 2006-09-18 | 2008-03-26 | 晶豪科技股份有限公司 | 半波式脉冲宽度调制式d类音频放大器 |
CN101345513A (zh) * | 2007-07-11 | 2009-01-14 | 原景科技股份有限公司 | 可抑除音频噪声的切换式音频功率放大器 |
CN202068380U (zh) * | 2011-05-30 | 2011-12-07 | 嘉兴禾润电子科技有限公司 | D类音频功率放大器的驱动电路 |
CN102811025A (zh) * | 2011-05-30 | 2012-12-05 | 嘉兴禾润电子科技有限公司 | D类音频功率放大器的驱动电路及其驱动信号处理方法 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1716762A (zh) * | 2004-06-29 | 2006-01-04 | 印芬龙科技股份有限公司 | D类放大器 |
CN101127510A (zh) * | 2006-08-17 | 2008-02-20 | 松下电器产业株式会社 | 差分输入d类放大器 |
CN101150297A (zh) * | 2006-09-18 | 2008-03-26 | 晶豪科技股份有限公司 | 半波式脉冲宽度调制式d类音频放大器 |
CN101345513A (zh) * | 2007-07-11 | 2009-01-14 | 原景科技股份有限公司 | 可抑除音频噪声的切换式音频功率放大器 |
CN202068380U (zh) * | 2011-05-30 | 2011-12-07 | 嘉兴禾润电子科技有限公司 | D类音频功率放大器的驱动电路 |
CN102811025A (zh) * | 2011-05-30 | 2012-12-05 | 嘉兴禾润电子科技有限公司 | D类音频功率放大器的驱动电路及其驱动信号处理方法 |
Non-Patent Citations (1)
Title |
---|
杨卫丽等: "用于LED驱动芯片的高低边电流检测电路", 《微电子学与计算机》 * |
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