移动电话射频电路的电源设计
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上传日期：2013-09-22
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Antenna設計5Dept. of Electronics & Communication Engineering Harbin Institute of Technology Harbin 150001, P.R. China E-mail: qwu@hit.edu.cn Tel. +86 451 6413502
移动通信终端天线设计 (5)
吴群
教授，工学博士
Specially-designed antenna
Planar Antennas
Wire Antennas
Build-in Antennas
Dual Band Antennas
GSM/DCS
Ceramic Internal
Internal antenna Ceramic low cost dielectric Relatively independent in Impedance Dual band GSM/DCS Overall dimensions: 35 x 35 x 3 mm Weight: 11 grams -2 dBi GSM & -4 dBi DCS -45°C to + 125°C UL94VO
Tri-Band Antennas
GSM/DCS/GSM
Flat Tri-Band
Position in phone
Tri-band GSM, DCS, GSM 2 spring contacts on antenna No matching Overall dimensions: 30 x 30 x 2 mm
-
Weight: < 2 grams Need reflector (PCB or Shield)
Electrical diagram
Antenna element DCS Chock Antenna DCS element portion GSM
移动通信终端天线设计 (5)
吴群
教授，工学博士
Specially-designed antenna
Planar Antennas
Wire Antennas
Build-in Antennas
Dual Band Antennas
GSM/DCS
Ceramic Internal
Internal antenna Ceramic low cost dielectric Relatively independent in Impedance Dual band GSM/DCS Overall dimensions: 35 x 35 x 3 mm Weight: 11 grams -2 dBi GSM & -4 dBi DCS -45°C to + 125°C UL94VO
Tri-Band Antennas
GSM/DCS/GSM
Flat Tri-Band
Position in phone
Tri-band GSM, DCS, GSM 2 spring contacts on antenna No matching Overall dimensions: 30 x 30 x 2 mm
-
Weight: < 2 grams Need reflector (PCB or Shield)
Electrical diagram
Antenna element DCS Chock Antenna DCS element portion GSM
关键词： Antenna 設計
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