四相位测量设备无关协议示意图 (IMAGE) Science China Press Caption 在Alice与Bob处,经简化后的发射端包含一个激光源和一个编码器。编码器能够调制光脉冲的相位。同时Alice和Bob应当监控编码器的调制信息,以记录与表征理想脉冲和实际脉冲之间的偏差。如果Charlie是可信方,他会对接收到的信号进行干涉测量。 Credit ©《中国科学》杂志社 Usage Restrictions Use with credit. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.