Akira Matsuzawa In ADCs M Interpolation Techniques any analog-todigital converters (ADCs) that I've developed for digital video sysDigital Object Identifier 10.1109/MSSC.2021.3127259 Date of current version: 24 January 2022 32 WINTER 2022 tems use interpolation techniques. I will explain this technique briefly. Problem and Solution by Interpolation Technique in Flash ADCs A flash ADC uses a number of monotonically shifted reference voltages to IEEE SOLID-STATE CIRCUITS MAGAZINE simultaneously compare input signals to obtain an A/D conversion value, as shown in Figure 1(a). A major problem is the distribution of the offset voltage of the comparator. In the comparison, a latch circuit that performs polarity determination in synchronization with the clock is used. However, since 1943-0582/22©2022IEEE TRAIN IMAGE: ©FREEPIK.COMhttp://www.FREEPIK.COM