Yagi antenna for reception and transmission in the range of cell phones with the guiding elements set in the central tube through frictionJUAN WILLY ORELLANA CLAROSMARIO ARMANDO ARANTES
This was my first cell phone. I had a custom made Yagi antenna made for it that along with a short mast and tripod support and low loss cable and adapters greatly increased it's range. These phones are hackable in that you can access the inside and clone the phone for nefarious purposes...
Yagi antenna for reception and transmission in the range of cell phones with the guiding elements set in the central tube through friction 来自 掌桥科研 喜欢 0 阅读量: 2 申请(专利)号: BR7300890U 申请日期: 1993-05-14 公开/公告号: BR7300890U ...
b, Elevation angle to the satellite as it rises, passes the receiver antenna overhead and then sets. c, Map of the receiver location (Toulouse, France), the ground track of the satellite (GPS PRN 30 in purple) and the ionospheric piercing-point track of the GPS signal (red). The ...
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In today’s connected world, excellent reception quality and fast stable connections are a must at any given moment. To enable seamless connectivity, devices must support a growing number of frequency bands and features in a constrained size. This might affect antenna performance. Infineon offers a...
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A compact internal antenna with a partially filled ferrite substrate for DVB-H (Digital Video Broadcast for Handheld) reception in a mobile phone is proposed. Ferrite substrate whose relative permittivity (εr) and permeability (μr) are 7 and 18, respectively, is used to effectively reduce the...
made from non-conductor material. This external antenna needs to be placed at least 3 feet away from metal, with adequate spacing between the reception antenna on the outside and the transmission antenna on the inside. However, the exact set up procedure may differ, so we strongly recommend ...
Of all localization signals, the ultrasonic signal is compatible with mobile equipment, and the data transmission and reception can be obtained using only mobile equipment. Ultrasonic-based localization has good adaptability for scenes without additional infrastructure and high adaptability, and sufficient ...