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navid ansari
Associate III
Posted on March 04, 2018 at 09:21

hi

I have this project that there is a gate that allots of the car go through it one at the time.

 I need RFID Chip that can detect passive tag with a range of 10 meters or longer for detecting those car passive tag and decide to allow them or not.

please help me find high range RFID Reader Chip that can do that 

thanks allot 

#rfid-reader #rfid
2 REPLIES 2
Posted on March 04, 2018 at 14:57

Allot != A lot

What you're looking for are AVI Tags (Automatic Vehicle Identification), or the types of transponders used in open-road tolling, ie readers hung from gantries over the road way. 10 meters is quite a significant distance for a passive system, and would allow for unauthorized vehicles to enter if they were followed by an authorized one, ie beyond the length of one car away.

http://www.gatedepot.com/product/aas-avi-passive-vehicle-tag-system/

 
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Posted on March 05, 2018 at 09:19

you think ST25RU3993 and  ST25RU3992 not working in this situation?

I need the chip from st that can do that. if you know any please tell me

I like to use st chip cause all of its chip has good documentation