scholarly journals Sensing Home: A Cost-Effective Design for Smart Home via Heterogeneous Wireless Networks

Sensors ◽  
2015 ◽  
Vol 15 (12) ◽  
pp. 30270-30292 ◽  
Author(s):  
Xiaohu Fan ◽  
Hao Huang ◽  
Shipeng Qi ◽  
Xincheng Luo ◽  
Jing Zeng ◽  
...  
2013 ◽  
Vol 380-384 ◽  
pp. 2157-2160
Author(s):  
Ye Peng Ni ◽  
Fang Miao ◽  
Jian Bo Liu

In recent years, the ZigBee network has been rapid develop in smart home. In order to solve the intercommunication barrier in heterogeneous wireless networks in the smart home, a wireless home gateway which is based on embedded is designed and implemented in this paper. The gateway is made up of the main controller S3C2440, the ZigBee module JN5148 and the Wi-Fi module VT6656. It is capable of converting Wi-Fi protocol data or ZigBee protocol data, transmitting them to each other and integration of heterogeneous wireless networks. This paper describes the design and implementation process of the gateway hardware and software, introduces the Wi-Fi protocol data and the ZigBee protocol data conversion approach, and resolve the bottleneck caused by the two protocol different transmission rates. Then the performance of the gateway is tested, and the results indicate the Wi-FiZigBee gateway is completely meeting the needs of the smart home.


2012 ◽  
Vol E95-B (2) ◽  
pp. 599-602 ◽  
Author(s):  
Enrique STEVENS-NAVARRO ◽  
Rubén GALLARDO-MEDINA ◽  
Ulises PINEDA-RICO ◽  
Jesús ACOSTA-ELIAS

Author(s):  
Roger Hitchin

Policies to reduce carbon emissions are leading to substantial changes in the demand for electricity and to the structure of electricity supply systems, which will alter the cost structure of electricity supply. This can be expected to result in corresponding changes to the price structure faced by customers. This note is an initial exploration of how possible new price structures may impact on HVAC system and building design and use. Changes in the price structure of electricity supply (separately from changes in price levels) can significantly affect the cost-effective design and operation of building services systems; especially of heating and cooling systems. The nature and implications of these changes can have important implications for future system design and operation.


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