… code division multipleaccess (CDMA), multipleusers in SCMA are separated by assigning distinctive sparsecodebooks (… enable two or more users to access the finite system resources …
… of an SCMA system: efficient decoding algorithm and optimal codebookdesign. Although MPA … However for SCMA, an obvious codebookdesign criterion and practical optimal decoder …
… Abstract—SparseCodeMultipleAccess (SCMA) has been … as a potential candidate for multipleaccess techniques of the fifth … with N = 4 and tractable decoding complexity. Since the …
H Mustafa - Journal of Independent Studies and Research …, 2022 - jisrc.szabist.edu.pk
… of the system model and section 4 codebookdesign, section … codebookdesign and capacity basedcodebookdesign are … that the performance of capacitybasedcodebookdesign is …
A Dhanalakshmi, TN Prabakar… - Telecommunications …, 2024 - dl.begellhouse.com
… In the traditional system, a spherical decoding solution offers a substantially reduced complexity while compromising very little speed, and SCMA detection may be thought of as a sort of …
Y Zheng, J Xin, H Wang, S Zhang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
… wireless access technique, sparsecodemultipleaccess (… Another challenge in SCMA is the decoding complexity. The … “A capacity-basedcodebookdesign method for sparsecode …
K Deka, M Priyadarsini, S Sharma… - 2020 IEEE …, 2020 - ieeexplore.ieee.org
… Sparsecodemultipleaccess (SCMA) is a popular code-… : (1) the multi-dimensional sparse codebooks offering high shaping … a method to design the codebooks for an SCMA system. The …
… as regards three aspects: codebookdesign with regard to system reliability; decoding techniques with regard to decoding complexity; and other research work on system performance …
W Yuan, N Wu, A Zhang, X Huang… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
… In [13], capacitybasedcodebookdesign is … -free system which requires detection of the active users. Hence, we develop a joint user activity detection, channel estimation and decoding …