目前分類:未分類文章 (36)
- Nov 09 Sat 2024 13:33
立冬補冬新創意!花蓮慈濟推「黃金福袋」陪長者迎冬
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 09 Sat 2024 03:00
吃鮭魚防失智!專家列5大好處:可保護腦細胞
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 09 Sat 2024 02:06
2024年1月8日 — The PICOSATS BEAMSAT Ku-band horn antenna is des
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
Publications
Journals
-
Zhao-Hong Tu and Yu-Hsiang Cheng, “76 GHz Slot Antenna Array and Low-Index Metasurface in Multilayer PCB Technology,” submitted.
- Nov 09 Sat 2024 00:13
立冬補冬新創意!花蓮慈濟推「黃金福袋」陪長者迎冬
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 08 Fri 2024 20:53
降膽固醇又增記憶力 白木耳1煮法免疫更加分
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 08 Fri 2024 07:10
矩形口径喇叭天线设计——参数设置_设计一个喇叭天线 (horn antenna…
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
矩形口径喇叭天线(Rectangular Horn Antenna)是一种常见的定向和高增益天线设计,主要用于无线通信系统中,特别是在雷达、卫星通信以及射频测试设备中。优化这种天线是为了提高其性能指标,如方向性、效率和带宽。 1. **尺寸优化**:天线的设计参数,如宽度、长度和深度,会影响其辐射模式。通过计算和模拟软件,工程师会确定最佳的尺寸比例,使得在所需频率范围内,天线的主瓣保持稳定,副瓣衰减良好。 2. **阻抗匹配**:为了最大限度地传输信号能量,天线需要与馈电网络有良好的匹配。这可能涉及到改变喇叭内部结构或添加匹配负载,以使输入阻抗接近理想值(通常为50欧姆)。 3. **表面粗糙度处理**:天线的表面平滑度影响电磁波反射。精细的制造工艺和抛光处理有助于减少表面反射,提高天线的辐射效率。 4. **材料选择**:选择合适的传导材料对天线性能至关重要。高导电率的金属,如铜或铝,用于制作喇叭主体,而低损耗介质则用于窗口部分。
- 5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- EMC/ EMI test Antenna
- Nov 08 Fri 2024 01:30
豆類都含高蛋白?錯!增肌減脂必吃3種豆
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 06 Wed 2024 03:02
Q2全台房價所得比新高 六都僅桃園不吃喝10年買房
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 05 Tue 2024 04:45
增肌減脂別選錯豆 3款蛋白質不輸肉 還控膽固醇
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 04 Mon 2024 02:11
骨質疏鬆成全球第2大流行病 「定期檢查」成預防關鍵
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 03 Sun 2024 02:03
「美式賣場」罕見徵人! 高時薪.福利引發網友討論
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 02 Sat 2024 02:57
台灣每5人有1人使用安眠藥 安全使用3大須知要小心
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Nov 01 Fri 2024 01:44
高壓工作易加劇男生性功能障礙 醫師建議這麼做
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Oct 31 Thu 2024 00:18
名導朱延平挺過大腸癌「5年沒復發」秘訣曝光
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Oct 30 Wed 2024 04:28
吃茄子關節炎竟發作 痛到不能拿筷子 6種人小心了
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)
- Oct 29 Tue 2024 11:12
遠離黃斑部病變4食物 蛋黃吃對顆數可降5成風險
5 GHz to 70 GHz Double Ridged Broadband Waveguide Horn Antenna, V-Female Connector (1.85mm)