| 发明名称 |
LOOP ANTENNA AND METHOD FOR SWITCHING THE SAME |
| 摘要 |
The loop antenna includes a loop coil connected to an RF signal source of a reader through a feed cable, and a switch that is turned on and off depending on a DC voltage that is proportional to the magnitude of an RF signal supplied from the RF signal source of the reader and opens the loop coil when turned off and closes the loop coil when turned on. |
| 申请公布号 |
US2015144694(A1) |
申请公布日期 |
2015.05.28 |
| 申请号 |
US201414251238 |
申请日期 |
2014.04.11 |
| 申请人 |
ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE |
发明人 |
CHOI Won Kyu;YANG Hoe-Sung;PARK Chan-Won;PYO Cheol Sig;SON Hae-Won |
| 分类号 |
G06K7/10 |
主分类号 |
G06K7/10 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A loop antenna:
a loop coil connected to an RF signal source of a reader through a feed cable; and a switch that is turned on and off depending on a DC voltage that is proportional to the magnitude of an RF signal supplied from the RF signal source of the reader, and opens the loop coil when turned off and closes the loop coil when turned on. |
| 地址 |
Daejeon KR |
