Zobrazeno 1 - 10
of 6 636
pro vyhledávání: '"Ying Chang"'
A quantum-inspired optimization approach is proposed to study the portfolio optimization aimed at selecting an optimal mix of assets based on the risk-return trade-off to achieve the desired goal in investment. By integrating conventional approaches
Externí odkaz:
http://arxiv.org/abs/2410.05932
Autor:
Zhang, Jieni, Zeng, Yong, Yu, Xiangbin, Jin, Shi, Yuan, Jinhong, Liang, Ying-Chang, Zhang, Rui
For millimeter wave (mmWave) or Terahertz (THz) communications, by leveraging the high spatial resolution offered by large antenna arrays and the multi-path sparsity of mmWave/THz channels, a novel inter-symbol interference (ISI) mitigation technique
Externí odkaz:
http://arxiv.org/abs/2410.03682
Backscatter communication offers a promising solution to connect massive Internet-of-Things (IoT) devices with low cost and high energy efficiency. Nevertheless, its inherently passive nature limits transmission reliability, thereby hindering improve
Externí odkaz:
http://arxiv.org/abs/2408.08796
In reconfigurable intelligent surface (RIS)-assisted symbiotic radio (SR), an RIS is exploited to assist the primary system and to simultaneously operate as a secondary transmitter by modulating its own information over the incident primary signal fr
Externí odkaz:
http://arxiv.org/abs/2404.17175
The space-air-ground integrated network (SAGIN) is a pivotal architecture to support ubiquitous connectivity in the upcoming 6G era. Inter-operator resource and service sharing is a promising way to realize such a huge network, utilizing resources ef
Externí odkaz:
http://arxiv.org/abs/2404.16611
Active reconfigurable intelligent surface (RIS) has attracted significant attention in wireless communications, due to its reflecting elements (REs) capable of reflecting incident signals with not only phase shifts but also amplitude amplifications.
Externí odkaz:
http://arxiv.org/abs/2403.16472
Constructing earth-fixed cells with low-earth orbit (LEO) satellites in non-terrestrial networks (NTNs) has been the most promising paradigm to enable global coverage. The limited computing capabilities on LEO satellites however render tackling resou
Externí odkaz:
http://arxiv.org/abs/2402.04865
Non-terrestrial networks (NTNs) with low-earth orbit (LEO) satellites have been regarded as promising remedies to support global ubiquitous wireless services. Due to the rapid mobility of LEO satellite, inter-beam/satellite handovers happen frequentl
Externí odkaz:
http://arxiv.org/abs/2402.04056
In space-air-ground integrated networks (SAGINs), cognitive spectrum sharing has been regarded as a promising solution to improve spectrum efficiency by enabling a secondary network to access the spectrum of a primary network. However, different netw
Externí odkaz:
http://arxiv.org/abs/2312.08097