Re: [Discuss-gnuradio] RFID Capture

2009-02-24 Thread Kevin Rudd
Thanks for all the advice. After turning the power way down and placing the tag within inches of the antenna, I can see the tag's burts. It makes me wonder how the reader can pull out the tag's bursts in 'real world' conditions. There is no processing gain to pull it out of the noise. Thanks ag

RE: [Discuss-gnuradio] RFID Capture

2009-02-23 Thread Paul Mathews
Hello All, I am trying to capture the communications between a RFID reader and an EPC Gen 2 tag (920 MHz). I tapped directly into the antenna of a Thinkmagic M5e RFID reader. I turn it on and it starts reading the tags. When I look at the raw signal from the usrp or an Agilent signal analyzer,

[Discuss-gnuradio] RFID Capture

2009-02-23 Thread Kevin Rudd
(Sorry if this posts twice) Hello All, I am trying to capture the communications between a RFID reader and an EPC Gen 2 tag (920 MHz). I tapped directly into the antenna of a Thinkmagic M5e RFID reader. I turn it on and it starts reading the tags. When I look at the raw signal from the usrp or