Jefferson IP Law, LLP
Method and apparatus for anti-collision tag in radio frequency identification (RFID) system
A method and an apparatus for preventing tag collision in a Radio Frequency IDentification (RFID) system are provided. A method of a reader for preventing the tag collision in the RFID system includes modifying variables such that every tag responds in the same slot, measuring a power of tags received in the same slot, allocating slots by predicting the number of the tags based on the measured power, and reading the tags in the allocated slots.
Samsung Electronics Co., Ltd.
G G
G06K G06K
inventional inventional
Hyun-Kuk
Choi