首页>
外国专利>
METHOD FOR CONTROLLING THE LEVEL OF POWER EMITTED BY A CONTACTLESS COMMUNICATION DEVICE, FOR EXAMPLE, A READER, AND CORRESPONDING CONTACTLESS COMMUNICATION DEVICE
METHOD FOR CONTROLLING THE LEVEL OF POWER EMITTED BY A CONTACTLESS COMMUNICATION DEVICE, FOR EXAMPLE, A READER, AND CORRESPONDING CONTACTLESS COMMUNICATION DEVICE
展开▼
机译:用于控制诸如读取器之类的无接触通信设备和对应的无接触通信设备所发射的功率的方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
Non-contact communication device, comprising an antenna (ANT2), control means (2, D1, D2) having a power supply terminal (20) for receiving a supply voltage (Vext) and configured to deliver a current to the antenna, and means (MCTRL) for controlling the power emitted by said antenna configured for, in the presence of a request to reduce a current level of transmitted power, decreasing the supply voltage (Vext ) control means up to a target value corresponding to a new level of said transmitted power lower than said current level.
展开▼