Zobrazeno 1 - 10
of 1 971
pro vyhledávání: '"Trellis modulation"'
Autor:
Hiroshi Kubo, Tetsuro Kubo
Publikováno v:
Journal of Signal Processing. 25:163-173
Autor:
Xiao Chen, Zhijian Tong, Yizhan Dai, Xingqi Yang, Jing Xu, Zejun Zhang, Jian Zhao, Miaomiao Zhao, Xin Li
Publikováno v:
Journal of Lightwave Technology. 39:4614-4621
In this paper, a joint digital signal processing (DSP) scheme including partial response shaping and trellis coded modulation (TCM) technology is proposed to mitigate the bandwidth limitation of the long-reach underwater wireless optical communicatio
Publikováno v:
Journal of Signal Processing. 25:103-109
Autor:
Igor Pastushok, Nikita A. Yankovskii
Publikováno v:
Information and Control Systems. :52-59
Problem statement: The proliferation of services and applications requiring ultra-low latency and high reliability of data transmission in communication networks leads to creating new approaches and architectures in order to ensure the simultaneous t
Publikováno v:
Multimedia Systems. 27:331-340
Animated emoji is a kind of GIF image, which is widely used in online social networks (OSN) for its efficiency in transmitting vivid and personalized information. Aiming at realizing covert communication in animated emoji, this paper proposes an impr
Autor:
Shakti Raj Chopra, Akhil Gupta
Publikováno v:
Wireless Personal Communications. 117:461-482
In today’s scenario, demand for error-correcting codes with minimal error constraints for wireless communications. Multilevel coding scheme with trellis codes as component codes provides flexible data transmission rates, coding gain, diversity gain
Publikováno v:
Multimedia Tools and Applications. 79:32935-32955
Data hiding aims to embed a secret payload into a cover object without introducing significant degradation of the cover. The resulting object containing hidden information, typically also called stego, will not arouse obvious suspicion from the monit
Autor:
Eslam El-Fiky, Meng Xiang, Zhenping Xing, Xueyang Li, Luhua Xu, Md. Ghulam Saber, David V. Plant, Ping-Chiek Koh
Publikováno v:
IEEE Photonics Technology Letters. 32:755-758
In a practical 4- $\lambda $ coarse wavelength division multiplexing (CWDM) intensity modulation direct detection (IM/DD) system, different wavelength channels achieve different transmission performances due to 1) inter-channel component differences
Publikováno v:
IEEE Access, Vol 8, Pp 79383-79396 (2020)
This paper proposes a robust reconstruction scheme for image/ video transmission in space-time trellis coding (STTC) based MIMO wireless multimedia sensor networks (WMSN). The information bits of the image/ video stream are modulated using STTC prior
Autor:
Bayan M. Sabbar, Yasmine M. Tabra
Publikováno v:
Iraqi Journal of Information & Communications Technology. 2:9-24
Sparse code multiple access (SCMA) is one of the Non-Orthogonal Multiple Access (NOMA) that attracts many researchers for its promising future uses in 5G systems. In this paper, a Computer Generated-Sparse Code Multiple Access (CG-SCMA) is proposed.