Zobrazeno 1 - 10
of 302
pro vyhledávání: '"Jibo Wei"'
Autor:
Yueling Liu, Shengteng Jiang, Yichi Zhang, Kuo Cao, Li Zhou, Boon-Chong Seet, Haitao Zhao, Jibo Wei
Publikováno v:
Digital Communications and Networks, Vol 10, Iss 3, Pp 568-576 (2024)
Context information is significant for semantic extraction and recovery of messages in semantic communication. However, context information is not fully utilized in the existing semantic communication systems since relationships between sentences are
Externí odkaz:
https://doaj.org/article/9b4116be14d540a6b273eb5268a2585c
Publikováno v:
Digital Communications and Networks, Vol 10, Iss 3, Pp 509-518 (2024)
Increasing research has focused on semantic communication, the goal of which is to convey accurately the meaning instead of transmitting symbols from the sender to the receiver. In this paper, we design a novel encoding and decoding semantic communic
Externí odkaz:
https://doaj.org/article/24c03e18f3824520a24c119a24b29ab4
Publikováno v:
Tongxin xuebao, Vol 45, Pp 1-17 (2024)
The intelligent communication and networking technologies for manned/unmanned cooperation was comprehensively surveyed.Firstly, the requirements on communication and networking were analyzed from the application scenarios of manned/unmanned cooperati
Externí odkaz:
https://doaj.org/article/7094fe665b5a428bbb7ed0eb1f54bf3f
Publikováno v:
Tongxin xuebao, Vol 45, Pp 18-30 (2024)
To address the issue of reliable communication under complicated scenarios, an online learning-assisted intelligent OFDM receiver was proposed.The variations of the channel environment could be precepted by the receiver, and the optimal parameters of
Externí odkaz:
https://doaj.org/article/5a0e54438091461081460cd913c879a6
Publikováno v:
Tongxin xuebao, Vol 44, Pp 78-85 (2023)
In response to the problem of limited performance and low spectral efficiency in complex multipath environments of traditional direct sequence spread spectrum communication, a cyclic prefix (CP) block transmission structure spread spectrum system wit
Externí odkaz:
https://doaj.org/article/6db8dfd035e44b7bb67d8fd1874f4b2b
Publikováno v:
Dianxin kexue, Vol 39, Pp 1-14 (2023)
In order to support diverse service demands of communication scenarios, 5G adopts the mixed-numerology system based on orthogonal frequency division multiplexing (OFDM).The mixed-numerology systems still have the problem of high peak-to-average power
Externí odkaz:
https://doaj.org/article/c307d4d5f5f543d2bc34df8147c4f65b
Publikováno v:
Tongxin xuebao, Vol 44, Pp 49-60 (2023)
Aiming at the problem that most current researches on text semantic communication mainly rely on simulation system for theoretical verification, an extensible hierarchical semantic communication system was proposed by taking advantage of the separati
Externí odkaz:
https://doaj.org/article/cae6e35cab2e4a8180ee1c9539944e2b
Publikováno v:
Tongxin xuebao, Vol 44, Pp 14-25 (2023)
A communication system based on extended contextual semantic features was proposed by using an end-to-end integrated design method based on deep learning.Unlike existing research that focused only on local context while neglecting global context, the
Externí odkaz:
https://doaj.org/article/c287d4d3a58548dd99b9bb740f38719e
Publikováno v:
Tongxin xuebao, Vol 43, Pp 26-34 (2022)
To solve the performance limitation of direct sequence spread spectrum system in complex multipath environment, an adaptive anti-jamming spread spectrum framework that organically combines single carrier frequency domain equalization (SCFDE) and dire
Externí odkaz:
https://doaj.org/article/e1db41a9c03e4434a30ad17cfd772923
Publikováno v:
Drones, Vol 7, Iss 12, p 691 (2023)
Achieving neighbor discovery for a directional flying ad hoc network (FANET) with multiple channels poses challenges for media access control (MAC) protocol design, as it requires simultaneous main lobe and channel rendezvous while dealing with the h
Externí odkaz:
https://doaj.org/article/768e24cc73ff400982ccec6421842db6