Zobrazeno 1 - 10
of 332
pro vyhledávání: '"constellation shaping"'
Publikováno v:
Guangtongxin yanjiu, Pp 23013701-23013707 (2024)
【Objective】In recent years, data communication traffic has experienced explosive growth. To meet the demands for high-speed, high-capacity data transmission and the diverse network application scenarios, hybrid network beyond 100 Gbit/s (B100 Gbi
Externí odkaz:
https://doaj.org/article/5f03a2a573154c67816946ef287b2102
Autor:
Eito Kurihara, Hideki Ochiai
Publikováno v:
IEEE Open Journal of the Communications Society, Vol 5, Pp 4061-4074 (2024)
In this work, we investigate the performance of geometric constellation shaping for highorder coded quadrature amplitude modulation (QAM) over an additive white Gaussian noise (AWGN) channel. We focus on a systematic design where a single parameter u
Externí odkaz:
https://doaj.org/article/5b5acea933c1425b996d96b175c9a1f6
Autor:
Jia-Ning Guo, Jian Zhang
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 4, Pp 1-10 (2024)
As a wireless communication which combines illumination and communication, visible light communication (VLC) has attracted great attention. In indoor VLC systems, multiple illumination devices are commonly employed, forming a natural multi-input mult
Externí odkaz:
https://doaj.org/article/81e49a81b8064b9e8bf166d952226e6c
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 1, Pp 1-10 (2024)
We propose a cost-effective and memory-aware end-to-end learning scheme utilizing bi-directional gated recurrent unit (bi-GRU) for geometric constellation shaping (GCS) under the first-order regular perturbation (FRP) auxiliary channel. The performan
Externí odkaz:
https://doaj.org/article/733247933d7a45a581764e78c22be6bf
Autor:
Wenshan Jiang, Xue Zhao, Fangfang Huang, Xiatao Huang, Taowei Jin, Hong Lin, Jing Zhang, Kun Qiu
Publikováno v:
IEEE Photonics Journal, Vol 15, Iss 6, Pp 1-7 (2023)
End-to-end learning based on autoencoder can realize robust constellation shaping for optical fiber communications. The existing schemes use the symbol-wise autoencoder (SAE) or bit-wise autoencoder (BAE) to realize the constellation shaping. The SAE
Externí odkaz:
https://doaj.org/article/4156d6bcf37d4d67a50e456bbd274f6b
Publikováno v:
IEEE Access, Vol 11, Pp 22526-22530 (2023)
A novel concept for single wavelength high spectral-efficient multi-dimensional optical transmission with geometric and probabilistic constellation shaping and bit mapping technique is presented in this study. We propose a simultaneous Hexagonal RF-Q
Externí odkaz:
https://doaj.org/article/6f71d06f570c44e2bd659032044f7e86
Autor:
Shuyu Zhou, Bo Liu, Jianxin Ren, Yaya Mao, Xiangyu Wu, Zeqian Guo, Xu Zhu, Zhongwen Ding, Mengjie Wu, Feng Wang, Rahat Ullah, Yongfeng Wu, Lilong Zhao, Ying Li
Publikováno v:
Photonics, Vol 10, Iss 10, p 1078 (2023)
In this paper, a high-security probabilistic constellation shaping transmission scheme based on recurrent neural networks (RNNs) is proposed, in which the constellation point probabilistic distribution is generated based on recurrent neural network t
Externí odkaz:
https://doaj.org/article/bbdaf9edb4614dbea240fa435b0bcefa
Autor:
Xiangyu Liu, Qi Zhang, Xiangjun Xin, Yongjun Wang, Feng Tian, Qinghua Tian, Leijing Yang, Yi Zhao
Publikováno v:
Photonics, Vol 10, Iss 9, p 1008 (2023)
Increasing demand for higher-speed and large-capacity data communications has driven the development of constellation shaping technology. This paper proposes a hybrid constellation shaping scheme for 64-quadrature amplitude modulation (64QAM) based o
Externí odkaz:
https://doaj.org/article/e63483feb9854e14bad1272d320554a8
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