Integrated internal GSM/DCS and WLAN antennas with optimized isolation for a PDA phone

被引:12
作者
Wong, KL [1 ]
Chou, JH
Tang, CL
Yeh, SH
机构
[1] Natl Sun Yat Sen Univ, Dept Elect Engn, Kaohsiung 804, Taiwan
[2] Ind Technol Res Inst, Comp & Commun Res Labs, Hsinchu 310, Taiwan
关键词
mobile antennas; GSM/DCS (global system for mobile communication/digital; communication system) mobile antennas; WLAN (wireless local area network) antennas; PIFAs (planar inverted-F antennas); PDA (personal digital assistant) phones;
D O I
10.1002/mop.20977
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Two internal antennas for GSM/DCS and WLAN operations printed and integrated on a dielectric substrate for application in a dual-network PDA phone are presented. The two integrated antennas are printed PIFAs mounted at the top edge of the main circuit board of the PDA phone, and the isolation behavior of the two antennas with various possible arrangements is studied. The optimized isolation between the two antennas is analyzed. Over the GSM, DCS, and WLAN bands, good isolation (less than -20 dB) between the two integrated antennas can be obtained. (c) 2005 Wiley Periodicals, Inc.
引用
收藏
页码:323 / 326
页数:4
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