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这种产品就属于无源天线,FCC已经明确无源NFC天线无需认证,CE也如此。
9 Q/ ~0 ~# {( Y. Q/ vPassive tags used with Frequency Hopping Tag Reading systems operating in Section 15.247.( {& C6 T; d( H& t1 m7 l
Frequently Asked Questions
; }0 b2 A( E5 C* [) g7 I% MQ: Is a passive tag subject to Certification?
+ Q* I) [' v: x( x$ f" W; `0 d! ^" GA: No, a passive tag does not contain batteries and by itself is not authorized.
8 Y, f! y/ M( [Q: Are passive tags tested for Certification?8 S/ a% T1 `! `9 E. R% u# t" \9 @
A: No, only the tag reader needs to be tested. At this time, the current technology for passive0 v* s$ @ r( k4 O. h0 ?% q
tags is such that the emission levels from the passive tags are much lower than the allowed levels
+ G' {3 I6 ?: V, C! `6 s0 \3 l& K# Gfor the tag reader. However, even with the low emission levels, the fundamental passive tag z( d3 x' M5 \6 d$ E, G2 J. v/ R
emission(s) may not operate within a restricted band just as the tag reader is prohibited from
4 B: B, [& p! N, t( |operating in a restricted band. The tag reader receiver should never include restricted band
! |7 J) y' L0 y- G2 }1 |8 h/ lfrequencies. |
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