Hardware–software design and validation framework for wireless LAN modems

2004 ◽  
Vol 151 (3) ◽  
pp. 173 ◽  
Author(s):  
C. Drosos ◽  
L. Bisdounis ◽  
D. Metafas ◽  
S. Blionas ◽  
A. Tatsaki ◽  
...  
2013 ◽  
Vol 441 ◽  
pp. 339-342
Author(s):  
Zhi Yuan Sun ◽  
Xue Zheng ◽  
Zi Wang

According to the existing layout design of gas valves in urban communities, we come up with a wireless monitoring system which is able to efficiently control gas valves in certain area when seismic events occur and introduce in detail the system terminal’s hardware and software design. This terminal has earth’s activity collection and valves mutual monitoring function in one, and realizes real-time collection of earth’s vibration. When it earthquakes, the wireless LAN can realize functions such as earthquakes sensing and safe disposal of valves. Through optimizing the wireless network, we can guarantee system overall safety and stable operation. This system’s low power consumption, strongly real-time, high flexibility indicate its broad application prospects.


2010 ◽  
Vol E93-B (5) ◽  
pp. 1151-1154
Author(s):  
Jihoon LEE ◽  
Seungwoo JEON ◽  
Jaehoon KIM

Jurnal Teknik ◽  
2018 ◽  
Vol 7 (1) ◽  
Author(s):  
Heru Abrianto

Microstrip antenna which designed with dual feeding at 2.4 GHz and 5.8 GHz can meet WLAN (Wireless Local Area Network) application.Antenna fabrication use PCB FR4 double layer with thickness 1.6 mm and dielectric constant value 4.4. The length of patch antenna according to calculation 28.63 mm, but to get needed parameter length of patch should be optimized to 53 mm. After examination, this antenna has VSWR 1.212 at 2.42 GHz and 1.502 at 5.8 GHz, RL -13.94 dB at 2.42 GHz and -20.357 dB at 5.8 GHz, gain of antenna 6.16 dB at 2.42 GHz and 6.91 dB at 5.8 GHz, the radiation pattern is bidirectional. Keywords : microstrip antenna, wireless LAN, dual polarization, single feeding technique


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