Initially in the technical field, the transponder refers to an electronic module that can transmit information and reply information.
Feb 02, 2021
An automatic identification system composed of radio frequency tags, readers and computer networks. Generally, the reader emits energy in an area to form an electromagnetic field.
Jan 31, 2021
RFID is a simple wireless system with only two basic components. The system is used to control, detect and track objects. The system consists of an interrogator (or reader) and ...
Jan 29, 2021
Only by affixing the DR anti-theft label on the product can you enter European and American supermarkets. The sound-magnetic system has two types of anti-theft tags, soft and hard.
Jan 27, 2021
The second is the process of the system determining the tag signal. When the transmitting signal is turned off, the receiver receives 6 times (adjustable) resonance signal conti...
Jan 25, 2021
When the acousto-magnetic tag enters the alternating magnetic field (detection area) excited by ASK and the tag's resonance frequency is consistent with the carrier frequency, r...
Jan 23, 2021
The carrier signal is a 58kHz (or 60kHz, 68kHz) low-frequency sinusoidal signal; the modulated signal is an ASK signal with an amplitude modulation coefficient of 100%.
Jan 21, 2021
The basic principle is to use the transmitting antenna to emit an alternating magnetic field to form an induction area between the transmitting antenna and the receiving antenna.
Jan 19, 2021
The basic principle is to use the transmitting antenna to emit an alternating magnetic field to form an induction zone between the transmitting antenna and the receiving antenna.
Jan 17, 2021
The principle of the acousto-magnetic system: The transmitter of the detection system emits 58kHz low-frequency magnetic waves intermittently at 1/75 second, forming a detection...
Jan 15, 2021
Therefore, it has strong anti-interference ability and penetrating power, which is different from other tags The biggest advantage.
Jan 13, 2021
The magneto-mechanical coupling coefficient k is used to measure its size, and the k value is determined by the following method.
Jan 11, 2021
