The system analysis of specific absorption rate(SAR)in human body exposed to a base station antenna by using finite difference time domain techniques was presented in this research works.The objectives of ...The system analysis of specific absorption rate(SAR)in human body exposed to a base station antenna by using finite difference time domain techniques was presented in this research works.The objectives of this work are to evaluate the knowledge and awareness about SAR among human body and mobile base station.The paper investigates the electromagnetic wave absorption inside a human body.The human body has been identified using dataset based on 2D object considering different electrical parameters.The SAR convinced inside the human body model exposed to a radiating base station antenna(BSA)has been considered for multiple numbers of carrier frequencies and input power of 20 W/carrier at GSM 900 band.The distance(R)of human body from BSA is varied in the range of 0.1 m to 5.0 m.For the number of carrier frequency equal to one and R=0.1 m,the concentrated value of whole-body average SAR obtained by FDTD technique is found to be 0.68 W/kg which decreases either with increase of R or decrease of number of carrier frequencies.Safety distance for general public is found to be 1.5 m for number of carrier frequencies equal to one.The performance accuracy of this analysis meets the high level condition by comparing with the relevant system development in recent time.展开更多
In this issue,manuscripts have been published on a wide variety of topics,which demonstrates the large scope of Semiconductor Science&Information Devices.Even the authors are from diverse geographical areas!We con...In this issue,manuscripts have been published on a wide variety of topics,which demonstrates the large scope of Semiconductor Science&Information Devices.Even the authors are from diverse geographical areas!We continue to encourage such submissions on varied topics.In fact,much of the engineering today is multi-disciplinary involving close cooperation&collaboration among many fields&specializations.展开更多
Due to the increase in human population,habitat destruction,and the close interaction between humans,animals and the environment,these dynamic changes are a threat to the health of human,animal and environment.Therefo...Due to the increase in human population,habitat destruction,and the close interaction between humans,animals and the environment,these dynamic changes are a threat to the health of human,animal and environment.Therefore,we required intervention consisting of medical,veterinary,environment and other relevant disciplines and sectors in combination.If biological and environmental health is supposed to be optimum,cooperation and coordination is necessary between the multi‐sectoral stakeholders responsible for the efforts.It not limits to a region or country on a worldwide scope.One Health encourages a collaborative,coordinated,and multidisciplinary approach to ensure the health and wellbeing of humans,animals,and the environment across different spatial levels,it aims to optimal health for lives and the environment,and recognizing the interconnection between people,animals,plants,and their shared environment.This review discussed the essential to integrate One Health in the areas of infectious diseases,food safety,antimicrobial resistance,ecological environment,and chronic diseases etc.,and discuss the practice of One Health in each area with some examples,hoping that One Health will serve as a framework to solve the challenges and issues facing China.展开更多
基金This work is collaborative research with the Department of Electronics&Communication Engineering,Acharya Institute of Technology,Bengaluru,India.And also this work is a collaborative research between Yangon Technological University and University of Oulu in Finland based on the enhancement of Telecommunication Engineering Education in YTU.This work is fully supported by the government research funds of 2020-2021 academic year which is the grant no of GB/D(4)2020/4.
文摘The system analysis of specific absorption rate(SAR)in human body exposed to a base station antenna by using finite difference time domain techniques was presented in this research works.The objectives of this work are to evaluate the knowledge and awareness about SAR among human body and mobile base station.The paper investigates the electromagnetic wave absorption inside a human body.The human body has been identified using dataset based on 2D object considering different electrical parameters.The SAR convinced inside the human body model exposed to a radiating base station antenna(BSA)has been considered for multiple numbers of carrier frequencies and input power of 20 W/carrier at GSM 900 band.The distance(R)of human body from BSA is varied in the range of 0.1 m to 5.0 m.For the number of carrier frequency equal to one and R=0.1 m,the concentrated value of whole-body average SAR obtained by FDTD technique is found to be 0.68 W/kg which decreases either with increase of R or decrease of number of carrier frequencies.Safety distance for general public is found to be 1.5 m for number of carrier frequencies equal to one.The performance accuracy of this analysis meets the high level condition by comparing with the relevant system development in recent time.
文摘In this issue,manuscripts have been published on a wide variety of topics,which demonstrates the large scope of Semiconductor Science&Information Devices.Even the authors are from diverse geographical areas!We continue to encourage such submissions on varied topics.In fact,much of the engineering today is multi-disciplinary involving close cooperation&collaboration among many fields&specializations.
基金This work was funded by the National Key Research and Development Program of China(2018YFE0208000)the Key‐Area Research and Development Program of Guangdong Province(2018B020241002).
文摘Due to the increase in human population,habitat destruction,and the close interaction between humans,animals and the environment,these dynamic changes are a threat to the health of human,animal and environment.Therefore,we required intervention consisting of medical,veterinary,environment and other relevant disciplines and sectors in combination.If biological and environmental health is supposed to be optimum,cooperation and coordination is necessary between the multi‐sectoral stakeholders responsible for the efforts.It not limits to a region or country on a worldwide scope.One Health encourages a collaborative,coordinated,and multidisciplinary approach to ensure the health and wellbeing of humans,animals,and the environment across different spatial levels,it aims to optimal health for lives and the environment,and recognizing the interconnection between people,animals,plants,and their shared environment.This review discussed the essential to integrate One Health in the areas of infectious diseases,food safety,antimicrobial resistance,ecological environment,and chronic diseases etc.,and discuss the practice of One Health in each area with some examples,hoping that One Health will serve as a framework to solve the challenges and issues facing China.
