Results 31 to 40 of about 2,075,015 (178)

Non-contact Human Motion Recognition Method Based on Channel State Information [PDF]

open access: yesJisuanji gongcheng, 2021
The performance of traditional sensors and cameras in motion recognition are affected by the environmental factors and limited by the risk of violating user privacy.Taking the Peking Opera actions as the research object, this paper proposes a non-contact
HAO Zhanjun, ZHANG Daiyang, DANG Xiaochao, DUAN Yu
doaj   +1 more source

Two-User Erasure Interference Channels with Local Delayed CSIT

open access: yes, 2016
We study the capacity region of two-user erasure interference channels with local delayed channel state information at the transmitters. In our model, transmitters have local mismatched outdated knowledge of the channel gains.
Calderbank, Robert, Vahid, Alireza
core   +1 more source

Non‐orthogonal multiple access without channel state information for similar channel conditions

open access: yesElectronics Letters, 2019
A downlink non‐orthogonal multiple access with QPSK input constellations based on virtual channel optimisation is presented to address the similar channel conditions scenario.
Wenlong Xia   +3 more
doaj   +1 more source

Degrees of Freedom of Time Correlated MISO Broadcast Channel with Delayed CSIT

open access: yes, 2012
We consider the time correlated multiple-input single-output (MISO) broadcast channel where the transmitter has imperfect knowledge on the current channel state, in addition to delayed channel state information. By representing the quality of the current
Gesbert, David   +3 more
core   +3 more sources

Partial Teleportation of Entanglement in the Noisy Environment [PDF]

open access: yes, 2000
Partial teleportation of entanglement is to teleport one particle of an entangled pair through a quantum channel. This is conceptually equivalent to quantum swapping.
Gisin N.   +5 more
core   +2 more sources

Channel State Discrimination Method Based on Multi-Structure Color Difference Histogram

open access: yesIEEE Access, 2020
The determination of channel characteristics has always been a research hotspot of wireless communication systems. It directly affects the correctness of channel state analysis.
Yifan Chen, Zheng Dou, Yun Lin
doaj   +1 more source

Interference Channel with State Information

open access: yes, 2011
32 pages, 8 figures, submitted to IEEE Transaction on ...
Zhang, Lili   +2 more
openaire   +2 more sources

Almost universal codes for fading wiretap channels

open access: yes, 2016
We consider a fading wiretap channel model where the transmitter has only statistical channel state information, and the legitimate receiver and eavesdropper have perfect channel state information.
Ling, Cong   +2 more
core   +4 more sources

Indoor sensing technology based on channel state information

open access: yesDianxin kexue, 2019
The wide spread wireless network has brought about tremendous development of mobile internet business services and has become one of the infrastructures of modern society.The basic principles and implementation methods of wireless sensing technology were
Zhefu WU   +4 more
doaj   +2 more sources

Human Complex Motion Recognition Method Based on Channel State Information [PDF]

open access: yesJisuanji gongcheng, 2020
Most of the existing human motion recognition methods have drawbacks such as low recognition accuracy,high cost,and limited identification ability,in that only simple motions can be identified.Therefore,this paper proposes a human complex motion ...
HAO Zhanjun, DUAN Yu, DANG Xiaochao, CAO Yuan
doaj   +1 more source

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