📄 133.htm
字号:
<html> <head> <title>RFID-Bulletin Board: About ISO 14443 RF interface., Tommy Jackson at 8/02/2000 17:32</title> <!-- Anfang Header --><!-- Ende Header --> </head> <BODY BGCOLOR="#fffcf4"><!-- Anfang BeitragsseitenKopf --><!-- Ende BeitragsseitenKopf --><!-- AnfangBanner --><!-- EndeBanner --><blockquote> <center> <h1>About ISO 14443 RF interface.</h1> </center><!-- Anfang BeitragsNavigationsLeisteOben --><!-- AnfangLinie --><center><p><HR></p></center><!-- EndeLinie --><center><P><B>[ <a href="../index.htm">RFID-Bulletin Board</a> ]</B></P></center><!-- AnfangLinie --><center><p><HR></p></center><!-- EndeLinie --><!-- Ende BeitragsNavigationsLeisteOben --><p>Written by <a href="mailto:ee_group@sinaman.com">Tommy Jackson</a> at 02 Aug 2000 17:32:27:<p>Hello everybody,<br>After reading the RFID handbook, I have some questions about the RF interface and the antenna. As the book mentioned, the Reader send 3 things to the card, they are power, clock and data. But I don't how to transfer these 3 things to the card at the same times? Is that just use the "data" to give out power and the clock to the card? <br>Also, in full duplex system, how to deal with such signal or data at the same time? Since there will have an extra signal from the card to the reader.<br>Please feel free to answer, Thank you!<br>Tommy Jackson<br><br><br><!-- AnfangLinie --><center><p><HR></p></center><!-- EndeLinie --><form method=POST action="http://f16.parsimony.net/forum26490/wwwforum.cgi?formular"><input type=hidden name="followup" value="133"><input type=hidden name="origname" value="Tommy Jackson"><input type=hidden name="origemail" value="ee_group@sinaman.com"><input type=hidden name="origsubject" value="About ISO 14443 RF interface."><input type=hidden name="origdate" value="02 Aug 2000 17:32:27"><input type=hidden name="subject" value="Re: About ISO 14443 RF interface."><input type=hidden name="body" value=">Hello everybody,>After reading the RFID handbook, I have some questions about the RF interface and the antenna. As the book mentioned, the Reader send 3 things to the card, they are power, clock and data. But I don't how to transfer these 3 things to the card at the same times? Is that just use the "data" to give out power and the clock to the card? >Also, in full duplex system, how to deal with such signal or data at the same time? Since there will have an extra signal from the card to the reader.>Please feel free to answer, Thank you!>Tommy Jackson"><input type="submit" name="abschicken" value="Write an answer"> <br><!-- AnfangLinie --><center><p><HR></p></center><!-- EndeLinie --><p><a name="followups"><B>Answers:</B></a><br><ul><!--insert: 133--></ul><!--end: 133--><!-- Anfang BeitragsNavigationsLeisteUnten --><!-- AnfangLinie --><center><p><HR></p></center><!-- EndeLinie --><center><P><B>[ <a href="../index.htm">RFID-Bulletin Board</a> ]</B></P></center><!-- AnfangLinie --><center><p><HR></p></center><!-- EndeLinie --><!-- Ende BeitragsNavigationsLeisteUnten --></blockquote><!-- Anfang BeitragsseitenFuss --><!-- Ende BeitragsseitenFuss --></body></html>⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -