119 citations · 251 across the 8 of their papers we have counts for
8 papers
OTFDM: A Novel 2D Modulation Waveform Modeling Dot-product Doubly-selective Channel
Yihua Ma, Zhifeng Yuan, Yu Xin +4
Recently, a two-dimension (2D) modulation waveform of orthogonal time-frequency-space (OTFS) has been a popular 6G candidate to replace existing orthogonal frequency division multi…
Highly Efficient Waveform Design and Hybrid Duplex for Joint Communication and Sensing
Yihua Ma, Zhifeng Yuan, Shuqiang Xia +2
Joint communication and sensing (JCAS) is a very promising 6G technology, which attracts more and more research attention. Compared with communication, radar has many unique featur…
Waveform Design Using Half-duplex Devices for 6G Joint Communications and Sensing
Yihua Ma, Zhifeng Yuan, Guanghui Yu +2
Joint communications and sensing is a promising 6G technology, and the challenge is how to integrate them efficiently. Existing frequency-division and time-division coexistence can…
Codebook Design and Beam Training for Extremely Large-Scale RIS: Far-Field or Near-Field?
Xiuhong Wei, Linglong Dai, Yajun Zhao +2
Reconfigurable intelligent surface (RIS) can improve the capacity of the wireless communication system by providing the extra link between the base station (BS) and the user. In or…
LMMSE Processing for Cell-free Massive MIMO with Radio Stripes and MRC Fronthaul
Zhifeng Yuan, Yihua Ma, Guanghui Yu
Cell-free massive MIMO provides ubiquitous connectivity for multiple users, and implementation using radio stripes is very efficient. Compared with collocated massive MIMO, the maj…
Efficient Parallel Schemes for Cell-free Massive MIMO Using Radio Stripes
Yihua Ma, Zhifeng Yuan, Guanghui Yu +1
Cell-free massive MIMO provides ubiquitous connectivity for multiple users, and implementation using radio stripes is very efficient. This paper proposes a parallel scheme for radi…
6G White Paper on Machine Learning in Wireless Communication Networks
Samad Ali, Walid Saad, Nandana Rajatheva +24
The focus of this white paper is on machine learning (ML) in wireless communications. 6G wireless communication networks will be the backbone of the digital transformation of socie…
6G Mobile Communication Network: Vision, Challenges and Key Technologies
Yajun Zhao, Guanghui Yu, Hanqing Xu
With the open of the scale-up commercial deployment of 5G network, more and more researchers and related organizations began to consider the next generation of mobile communication…