发明名称 |
BROADBAND ANTENNA WITH MULTIPLE ASSOCIATED PATCHES AND COPLANAR GROUNDING FOR RFID APPLICATIONS |
摘要 |
Described herein is an antenna for use with a radio frequency identification system, the antenna including a reference ground; an antenna feed; a primary patch antenna element for mid-field transmission and reception of one of HP and UHF signals, wherein the primary patch antenna element is electrically coupled to the antenna feed; and one or more additional patch antenna elements for mid-field transmission and reception of the one of HF and UHF broadband signals, wherein each of the one or more additional patch antenna elements is electrically connected to an edge of the primary patch antenna element for transmission and reception of the one of HF and UHF signals. The one or more additional patch antenna elements provide for gain enhancement of the one of HF and UHF signals. |
申请公布号 |
CA2727041(C) |
申请公布日期 |
2014.07.29 |
申请号 |
CA20092727041 |
申请日期 |
2009.06.08 |
申请人 |
SENSORMATIC ELECTRONICS, LLC |
发明人 |
CAMPERO, RICHARD JOHN;JIANG, BING;TRIVELPIECE, STEVE EDWARD |
分类号 |
H01Q9/40;H01Q1/38;H01Q9/04 |
主分类号 |
H01Q9/40 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|