The 27th Session of United Nations Commission on Science and Technology for Development(CSTD)was held on April 15-19.The side event“Shaping the Future of AI”on April 16 was hosted by the World Digital Technology Aca...The 27th Session of United Nations Commission on Science and Technology for Development(CSTD)was held on April 15-19.The side event“Shaping the Future of AI”on April 16 was hosted by the World Digital Technology Academy(WDTA),an NGO that promotes digital technologies and global cooperation,where breakthrough results including two standards were released.展开更多
Integrated data and energy transfer(IDET)enables the electromagnetic waves to transmit wireless energy at the same time of data delivery for lowpower devices.In this paper,an energy harvesting modulation(EHM)assisted ...Integrated data and energy transfer(IDET)enables the electromagnetic waves to transmit wireless energy at the same time of data delivery for lowpower devices.In this paper,an energy harvesting modulation(EHM)assisted multi-user IDET system is studied,where all the received signals at the users are exploited for energy harvesting without the degradation of wireless data transfer(WDT)performance.The joint IDET performance is then analysed theoretically by conceiving a practical time-dependent wireless channel.With the aid of the AO based algorithm,the average effective data rate among users are maximized by ensuring the BER and the wireless energy transfer(WET)performance.Simulation results validate and evaluate the IDET performance of the EHM assisted system,which also demonstrates that the optimal number of user clusters and IDET time slots should be allocated,in order to improve the WET and WDT performance.展开更多
文摘The 27th Session of United Nations Commission on Science and Technology for Development(CSTD)was held on April 15-19.The side event“Shaping the Future of AI”on April 16 was hosted by the World Digital Technology Academy(WDTA),an NGO that promotes digital technologies and global cooperation,where breakthrough results including two standards were released.
文摘1 引言 提高智能化仪器的可靠性越来越引起人们的重视。所谓提高智能仪器的可靠性,是指在仪器内的计算机系统受到瞬间干扰或出现暂时故障而脱离原来正常工作状态时,采取一定措施,使系统尽快恢复到原来正常的工作状态,保证仪器的测量精度和可靠性。因此,提高智能仪器可靠性的主要方法是在计算机系统设计时,采取可靠性设计措施,提高其自身的抗干扰能力。抑制干扰的一种主要方法,就是在系统内加入“看门狗”WDT(Watch dog timer),本文主要介绍WDT的设计方法。
基金supported in part by the MOST Major Research and Development Project(Grant No.2021YFB2900204)the National Natural Science Foundation of China(NSFC)(Grant No.62201123,No.62132004,No.61971102)+3 种基金China Postdoctoral Science Foundation(Grant No.2022TQ0056)in part by the financial support of the Sichuan Science and Technology Program(Grant No.2022YFH0022)Sichuan Major R&D Project(Grant No.22QYCX0168)the Municipal Government of Quzhou(Grant No.2022D031)。
文摘Integrated data and energy transfer(IDET)enables the electromagnetic waves to transmit wireless energy at the same time of data delivery for lowpower devices.In this paper,an energy harvesting modulation(EHM)assisted multi-user IDET system is studied,where all the received signals at the users are exploited for energy harvesting without the degradation of wireless data transfer(WDT)performance.The joint IDET performance is then analysed theoretically by conceiving a practical time-dependent wireless channel.With the aid of the AO based algorithm,the average effective data rate among users are maximized by ensuring the BER and the wireless energy transfer(WET)performance.Simulation results validate and evaluate the IDET performance of the EHM assisted system,which also demonstrates that the optimal number of user clusters and IDET time slots should be allocated,in order to improve the WET and WDT performance.
