Category: RF/IF and RFID
What are biometrics technologies?
* Question
What are biometrics technologies?
* Answer
1.Speech recognition
2.Fingerprint recognition
3.Face recognition
[...]
What is a reader?
* Question
What is a reader?
* Answer
Readers, also known as readers (depending on whether the data in the electronic tag can be rewritten), [...]
What are the impedance matching techniques for electronic tag antennas?
* Question
What are the impedance matching techniques for electronic tag antennas?
* Answer
1.Horizontal bar loading
2.Inductive coupling [...]
What is the sequence of operations in which the PCD and PICC start a conversation?
* Question
What is the sequence of operations in which the PCD and PICC start a conversation?
* Answer
(1) The RF (Radio Frequency) field of [...]
What are the common antennas for RFID systems?
* Question
What are the common antennas for RFID systems?
* Answer
1 Symmetrical vibrator antenna
2 leads to antenna
3 microstrip antenn [...]
What is the test principle of COS functional test?
* Question
What is the test principle of COS functional test?
* Answer
When the input parameters are valid, the execution conditions are met [...]
How to address the internal registers of the MF RC500?
* Question
How to address the internal registers of the MF RC500?
* Answer
It can be addressed via a dedicated address bus.In this mode, the [...]
What is the test principle of the performance/indicator test?
* Question
What is the test principle of the performance/indicator test?
* Answer
Through timing, there is a judgement on the speed at which [...]
How to measure the sensitivity of the label at different angles?
* Question
How to measure the sensitivity of the label at different angles?
* Answer
The first step is to first set the reader's transmit po [...]
What are the main components of the RF interface?
* Question
What are the main components of the RF interface?
* Answer
1) receiving part
2) transmitting part
3) common circuit part
[...]