02/19/2025, 11:13 AM UTC
CEA和Quobly联合发布微秒级量子比特读取解决方案，功耗降低10倍CEA and Quobly Report Simultaneous, Microsecond Qubit-Readout Solution With 10x Power-Use Reduction
➀ CEA-Leti和Quobly共同开发了一种使用FD-SOI CMOS技术的独特解决方案，可实现数十个量子设备的微秒级读取。
➁ 该方案将读取功耗降低了10倍，面积降低了2倍。
➂ 提出的基于电容反馈跨导放大器（CTIA）的读取电路实现了18.5μW/量子比特的功耗。
➀ CEA-Leti and Quobly have developed a novel solution using FD-SOI CMOS technology for simultaneous microsecond readouts of tens of quantum devices.
➁ The solution reduces readout power consumption by 10x and footprint by 2x.
➂ The proposed readout circuit based on a capacitive-feedback transimpedance amplifier (CTIA) achieves an 18.5μW/qubit power consumption.
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