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tx/rx circulator
fekete: I'm planing to use IQ demodulator which splits the signal 90 degrees apart. But even with this solution 50-60 db of isolation is still required.
rx isolant
biff44: that means it will required complicated radio structure with downconversion to IF frequency. I'm trying to build derectconversion radio. Besides the TX need to be muted not the RX. Thanks for your reply
Regards
isolant rx
Hi!
I'm currently designing UHF passive reader and having a problem in TX/RX isolation. As we know in backscattered tags the continiuos RF signal must be presented at the time of backscattering. This causes the likage from transmitter to receiver and interfering with receiving...
125khz planar
Hello guys,
The company that I'm working for has a passive tags at 134 KHz that can be read as far as 220 cm.
www.datacow.ca/index1.htm
Regards, Alex
abarilo@datacow.ca
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