Maximal entanglement entanglement-assisted quantum codes from quaternary BCH codes

Author(s):  
Liangdong Lv ◽  
Ruihu Li ◽  
Qiang Fu ◽  
Xueliang Li
2014 ◽  
Vol 8 (3) ◽  
pp. 1231-1237 ◽  
Author(s):  
Yuena Ma ◽  
Fangchi Liang ◽  
Luobin Guo
Keyword(s):  

2018 ◽  
Vol 17 (10) ◽  
Author(s):  
Hao Song ◽  
Ruihu Li ◽  
Junli Wang ◽  
Yang Liu
Keyword(s):  

2019 ◽  
Vol 17 (07) ◽  
pp. 1950057
Author(s):  
Junli Wang ◽  
Ruihu Li ◽  
Yang Liu ◽  
Hao Song

By studying the properties of [Formula: see text]-cyclotomic cosets, the maximum designed distances of Hermitian dual-containing constacyclic Bose–Chaudhuri–Hocquenghem (BCH) codes with length [Formula: see text] are determined, where [Formula: see text] is an odd prime power and [Formula: see text] is an integer. Further, their dimensions are calculated precisely for the given designed distance. Consequently, via Hermitian Construction, many new quantum codes could be obtained from these codes, which are not covered in the literature.


2011 ◽  
Vol 11 (3&4) ◽  
pp. 239-252
Author(s):  
Giuliano G. La Guardia

Several families of nonbinary asymmetric quantum Bose-Chaudhuri-Hocquenghem (BCH) codes are presented in this paper. These quantum codes have parameters better than the ones available in the literature. Additionally, such codes can be applied in quantum systems where the asymmetry between qudit-flip and phase-shift errors is large.


2019 ◽  
Vol 18 (10) ◽  
Author(s):  
Liqi Wang ◽  
Zhonghua Sun ◽  
Shixin Zhu
Keyword(s):  

2017 ◽  
Vol 15 (07) ◽  
pp. 1750052 ◽  
Author(s):  
Yang Liu ◽  
Ruihu Li ◽  
Liangdong Lü ◽  
Luobin Guo

The Bose–Chaudhuri–Hocquenghem (BCH) codes have been studied for more than 57 years and have found wide application in classical communication system and quantum information theory. In this paper, we study the construction of quantum codes from a family of [Formula: see text]-ary BCH codes with length [Formula: see text] (also called antiprimitive BCH codes in the literature), where [Formula: see text] is a power of 2 and [Formula: see text]. By a detailed analysis of some useful properties about [Formula: see text]-ary cyclotomic cosets modulo [Formula: see text], Hermitian dual-containing conditions for a family of non-narrow-sense antiprimitive BCH codes are presented, which are similar to those of [Formula: see text]-ary primitive BCH codes. Consequently, via Hermitian Construction, a family of new quantum codes can be derived from these dual-containing BCH codes. Some of these new antiprimitive quantum BCH codes are comparable with those derived from primitive BCH codes.


2016 ◽  
Vol 15 (10) ◽  
pp. 4099-4116 ◽  
Author(s):  
Gen Xu ◽  
Ruihu Li ◽  
Luobin Guo ◽  
Yuena Ma
Keyword(s):  

2015 ◽  
Vol 13 (01) ◽  
pp. 1550002 ◽  
Author(s):  
Luobin Guo ◽  
Qiang Fu ◽  
Ruihu Li ◽  
Liangdong Lu

Entanglement-assisted quantum error correcting code (EAQECC) is a generalization of standard stabilizer quantum code. Maximal entanglement EAQECCs can achieve the EA-hashing bound asymptotically. In this work, we give elementary recursive constructions of quaternary zero radical codes with dual distance three for all n ≥ 4. Consequently, good maximal entanglement EAQECCs of minimum distance three for such length n are obtained. Almost all of these EAQECCs are optimal or near optimal according to the EA-quantum Hamming bound.


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