CIRCUIT ARRANGEMENT FOR FIXING THE BLACKEST LEVEL OF A VIDEO SIGNAL

• 1. 具视频信号超黑消隐电平供屏幕上字符显示用的电视系统 [P] . 中国专利： CN1066550A . 1992-11-25
• 2. 一种视频信号处理电路中随动参考电平电路及产生方法 [P] . 中国专利： CN104717398A . 2015-06-17
• 3. CIRCUIT ARRANGEMENT FOR FIXING THE BLACKEST LEVEL OF A VIDEO SIGNAL [P] . HU191149B . 1987-01-28

  机译： 固定视频信号最黑电平的电路布置

• 4. Circuit arrangement for black-level recovery of video signals, in which deviation of black-level of digital video signal influences black-level of analog signal [P] . 德国专利： DE10042281A1 . 2002-03-14

  机译： 用于视频信号黑电平恢复的电路装置，其中数字视频信号黑电平的偏差影响模拟信号的黑电平

• 5. Circuit arrangement for improving the quality of a video signal by adding a filtered video signal to a delayed video signal and by using a coring stage for suppressing low level signal components [P] . 美国专利： US5479215A . 1995-12-26

  机译： 通过将经滤波的视频信号添加到延迟的视频信号并使用去核级来抑制低电平信号分量来提高视频信号质量的电路装置

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• 5. Automated Cardiac Pulse Cycle Analysis From Photoplethysmogram (PPG) Signals Generated From Fingertip Videos Captured Using a Smartphone to Measure Blood Hemoglobin Levels [O] . Md. Hasanul Aziz, Md. Kamrul Hasan, Arafat Mahmood, 2021
• 6. Automatic Gain Control Circuit for Video Signals of Scenes of Varying Illumination Levels [R] . Hapgood, J. H., Rash, C. E. 1984

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