Zobrazeno 1 - 10
of 199
pro vyhledávání: '"Gongpu WANG"'
Publikováno v:
IET Communications, Vol 18, Iss 11, Pp 671-678 (2024)
Abstract Backscatter communications, which originated from World War II, have been widely applied in the logistics domain, and recently attract emerging interest from both academic and industrial circles. Here, the backscatter communication systems e
Externí odkaz:
https://doaj.org/article/4d1490db5be94d7e9ed1ff74931936ff
Publikováno v:
IEEE Access, Vol 12, Pp 122724-122734 (2024)
Considering tag sensitivity and in-phase and quadrature-phase imbalance (IQI), this paper investigates the reliability and security of a cognitive radio (CR)-aided ambient backscatter communication (AmBC) non-orthogonal multiple access (NOMA) system.
Externí odkaz:
https://doaj.org/article/d1637fbb35c940558386ce28267224bc
Autor:
Jiwen Peng, Haiyang Shen, Gongpu Wang, Zhilong Zhang, Baoliang Peng, Guangyu Xue, Sen Huang, Wenhao Zheng, Lianglong Hu
Publikováno v:
Agriculture, Vol 14, Iss 9, p 1641 (2024)
To fill the research gap in the mechanical and physical properties of different varieties of sweet potatoes at different points in the harvest period and to provide a theoretical basis for the design of key components of the sweet potato harvester, t
Externí odkaz:
https://doaj.org/article/2474d8d8d29c4615bfb16eec3ccc1a3d
Publikováno v:
物联网学报, Vol 7, Pp 24-31 (2023)
Passive backscatter communication can free wireless sensors from limited-life batteries and heavy manual maintenance, and will also reduce their hardware cost.Passive backscatter communication is one of the key technologies to realize the passive int
Externí odkaz:
https://doaj.org/article/524eb206f8974a63acff68a0ac650af6
Publikováno v:
AgriEngineering, Vol 4, Iss 4, Pp 801-825 (2022)
This paper used the 4UM-120D electric leafy vegetable harvester as the research object and designed a travel speed automatic control system to maintain the travel speed within a set value of ±2% in order to improve the efficiency and quality of leaf
Externí odkaz:
https://doaj.org/article/43ea5ee3d89041bf8dca187622ed6947
Publikováno v:
IEEE Access, Vol 10, Pp 98562-98571 (2022)
Ambient backscatter communication (AmBC) addresses connectivity, cost, and congestion bottlenecks for the Internet of Things (IoT) deployment. AmBC, by avoiding a dedicated power infrastructure and carrier emitter, allows tags to communicate by simpl
Externí odkaz:
https://doaj.org/article/c67dec23acff490fb687da651902a45d
Publikováno v:
Journal of Applied Science and Engineering, Vol 25, Iss 3, Pp 537-550 (2021)
At present, all most sweet potato crushing machineries are improved based on potato seedling killer or straw crushing and returning the machine and adopt single-roller mulch type seedling killing structure, and there are problems such as low crushing
Externí odkaz:
https://doaj.org/article/382d164e0bcf4bf9a50f91bb0d9beffe
Autor:
Wenming Chen, Lianglong Hu, Gongpu Wang, Jianning Yuan, Guocheng Bao, Haiyang Shen, Wen Wu, Zicheng Yin
Publikováno v:
Agriculture, Vol 13, Iss 4, p 905 (2023)
In this study, a 4UM-120D electric leafy vegetable harvester was employed as the research object. An automatic control system was created to maintain the cutter’s height above the ground within ±2% of the desired value. The intention was to reduce
Externí odkaz:
https://doaj.org/article/34e5a51d56b44466aa062b16aef3f16f
Publikováno v:
物联网学报, Vol 4, Pp 20-29 (2020)
Since the radio frequency identification (RFID) technology was put forward,it has been widely used in the transportation,logistics,industry and business due to its convenience and high efficiency.As a carrier for storing recognizable data,the RFID ta
Externí odkaz:
https://doaj.org/article/16450edd2b734983b86071f5c512ec9a
Publikováno v:
Intelligent and Converged Networks, Vol 1, Iss 2, Pp 170-180 (2020)
Energy source and circuit cost are two critical challenges for the future development of the Internet of Things (IoT). Backscatter communications offer a potential solution to conveniently obtain power and reduce cost for sensors in IoT, and research
Externí odkaz:
https://doaj.org/article/260e76546fb14c9a943de5c755c3080f