Article(id=1299827204091826265, tenantId=1146029695717560320, journalId=1299375493398757433, issueId=1299827181002190968, articleNumber=null, orderNo=null, doi=10.20172/j.issn.2097-3136.260606, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=null, receivedDateStr=null, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1787832555077, onlineDateStr=2026-08-27, pubDate=1782748800000, pubDateStr=2026-06-30, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1787832555077, onlineIssueDateStr=2026-08-27, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1787832555077, creator=13701087609, updateTime=1787832555077, updator=13701087609, issue=Issue{id=1299827181002190968, tenantId=1146029695717560320, journalId=1299375493398757433, year='2026', volume='4', issue='3', pageStart='2', pageEnd='116', issueExtLink='null', onlineDate='null', pubDate='1782748800000', pubDateStr='2026-06-30', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=1, specialIssue=null, createTime=1787832549572, creator='13701087609', updateTime=1787882602488, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1300037118223475446, tenantId=1146029695717560320, journalId=1299375493398757433, issueId=1299827181002190968, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1300037118223475447, tenantId=1146029695717560320, journalId=1299375493398757433, issueId=1299827181002190968, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=64, endPage=79, ext={EN=ArticleExt(id=1299827204272181338, articleId=1299827204091826265, tenantId=1146029695717560320, journalId=1299375493398757433, language=EN, title=Resource-efficient and latency-optimized hardware accelerator for Koblitz-curve point multiplication, columnId=1299827181757165689, journalTitle=Journal of Cybersecurity, columnName=Academic Research, runingTitle=null, highlight=null, articleAbstract=
This paper investigates hardware acceleration architectures for point multiplication to address the computational efficiency issues of Koblitz curves in elliptic curve cryptography (ECC) systems. An optimized τNAF scalar conversion algorithm and its corresponding hardware structure are first proposed to reduce latency in the pre-computation phase. On this basis, two computation architectures with optimized pipeline efficiency are designed. The area-efficient architecture employs a compact four-stage pipeline with a single multiplier to improve hardware resource utilization. For different binary fields (GF(2163), GF(2283), and GF(2571)), the low-latency architecture adopts two-stage and three-stage pipeline designs respectively, and leverages dual parallel multipliers to reduce the clock cycles required for point addition. Experimental results on the Virtex-7 FPGA platform demonstrate that both architectures achieve substantial latency improvements across all three fields. Compared with state-of-the-art designs, the area-efficient architecture reduces latency by 58.111% over GF(2571), while the low-latency architecture reduces latency by 43.952% over GF(2163). The results demonstrate that optimizing pipeline scheduling and algorithm mapping can effectively balance the computational performance and resource consumption of ECC coprocessors, providing a practical reference for the design of high-performance cryptographic hardware.
, authors=Jinlei Zhang
1, 2, 3, Weitian Sun
4, Yujie Jiang
1, An Wang
1, Jingqi Zhang
1, Xianming Yang
5, Yue Hao
6, 7, *, authorsList=Jinlei Zhang, Weitian Sun, Yujie Jiang, An Wang, Jingqi Zhang, Xianming Yang, Yue Hao, authorCompany=null, correspAuthors=Yue Hao, authorNote=null, correspAuthorsNote=null, copyrightStatement=Copyright ©2026 Journal of Cybersecurity. All rights reserved., copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1299827206088314989, articleId=1299827204091826265, tenantId=1146029695717560320, journalId=1299375493398757433, language=CN, title=基于Koblitz曲线的高能效与低时延椭圆曲线点乘架构, columnId=1299827182013014461, journalTitle=网络空间安全科学学报, columnName=学术研究, runingTitle=null, highlight=null, articleAbstract=
针对Koblitz曲线在椭圆曲线密码(elliptic curve cryptography,ECC)系统中的运算效率问题,对点乘操作的硬件加速架构进行了研究。首先,提出了一种优化的τNAF标量转换算法及其配套硬件结构,用于缩短预处理阶段的时延。在此基础上,设计了两种兼顾流水线效率的计算架构:一是采用单乘法器和紧凑型四级流水线设计的面积高效架构,旨在提升电路资源利用率;二是针对不同二进制域(GF($ {2}^{163} $)、GF($ {2}^{283} $)、GF($ {2}^{571} $))分别采用两级和三级流水线设计的低时延架构,通过双乘法器并行处理以减少点加运算的时钟周期。基于Virtex-7 FPGA平台的实验结果表明,所提架构在3个典型域上均实现了显著的时延优化。相比于现有最优研究成果,面积高效架构在GF($ {2}^{571} $)域下的时延降低了58.111%,低时延架构在GF($ {2}^{163} $)域下的时延降低了43.952%。研究结论证实,通过优化流水线调度与算法映射,能够有效平衡椭圆曲线密码协处理器的计算性能与资源消耗,为高性能密码硬件设计提供了参考方案。
, authors=张金磊
1, 2, 3, 孙唯添
4, 蒋宇杰
1, 王安
1, 张靖奇
1, 杨先明
5, 郝越
6, 7, *, authorsList=张金磊, 孙唯添, 蒋宇杰, 王安, 张靖奇, 杨先明, 郝越, authorCompany=null, correspAuthors=郝越, authorNote=null, correspAuthorsNote=
, copyrightStatement=版权所有©《网络空间安全科学学报》编辑部 2026, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=jfwJ9LpvTlqVLS61vR1DGg==, magXml=nD/yemzbLX69plegsjqwug==, pdfUrl=null, pdf=N9pCGcc7U4R+UQKdMZmhhQ==, pdfFileSize=7124996, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=IDoLsJF7Et5GCz4aZcM4tg==, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=D2ZPNkxPwN7J5ytyh5aMyQ==, mapNumber=null, fund=null)}, authors=[Author(id=1300038230158635133, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=null, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1300038230246715521, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, authorId=1300038230158635133, language=EN, stringName=Jinlei Zhang, firstName=Jinlei, middleName=null, lastName=Zhang, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
1, 2, 3, address=
1School of Cyberspace Science and Technology, Beijing Institute of Technology, Beijing 100081, China
2CRRC Nanjing Puzhen Co., Ltd., Nanjing 210031, China
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1北京理工大学网络空间安全学院 北京 100081
2中车南京浦镇车辆有限公司 南京 210031
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4School of Electronic Science and Engineering, Xi'an Jiaotong University, Xi'an 710049, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1300038230515150983, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, authorId=1300038230372544644, language=CN, stringName=孙唯添, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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4西安交通大学电子科学与技术学院 西安 710049, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null)}, companyList=[AuthorCompany(id=1300038229827285104, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, xref=4, ext=[AuthorCompanyExt(id=1300038229835673713, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, companyId=1300038229827285104, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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1School of Cyberspace Science and Technology, Beijing Institute of Technology, Beijing 100081, China, bio=null, bioImg=null, bioContent=null, aboutCorrespAuthor=null), CN=AuthorExt(id=1300038230733254796, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, authorId=1300038230573871241, language=CN, stringName=蒋宇杰, firstName=null, middleName=null, lastName=null, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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m) using polynomial basis[J]. Journal of Cryptographic Engineering, 2023, 13(1): 107-123., articleTitle=null, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1300038227998568549, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, xref=1, ext=[AuthorCompanyExt(id=1300038228002762854, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, companyId=1300038227998568549, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
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7Beijing Microelectronics Technology Institute, Beijing 100076, China), AuthorCompanyExt(id=1300038230091526267, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, companyId=1300038230074749049, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=
7北京微电子技术研究所 北京 100076)])], figs=[ArticleFig(id=1300038234210332847, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.1, caption=
Hardware architecture of the scalar converter, figureFileSmall=DYC154cKgf2eUmyGQ6APzA==, figureFileBig=IDoLsJF7Et5GCz4aZcM4tg==, tableContent=null), ArticleFig(id=1300038234298413232, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图1, caption=
标量转换器的硬件架构, figureFileSmall=DYC154cKgf2eUmyGQ6APzA==, figureFileBig=IDoLsJF7Et5GCz4aZcM4tg==, tableContent=null), ArticleFig(id=1300038234386493617, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.2, caption=
Implementation results in point multiplication architectures, figureFileSmall=9hLjYayJPNpsKB5miyYlSg==, figureFileBig=2/aqMCeRc1wVSLHGgF0tfg==, tableContent=null), ArticleFig(id=1300038234474574002, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图2, caption=
点乘实验结果, figureFileSmall=9hLjYayJPNpsKB5miyYlSg==, figureFileBig=2/aqMCeRc1wVSLHGgF0tfg==, tableContent=null), ArticleFig(id=1300038234541682867, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.3, caption=
Operator scheduling scheme of the area-efficient architecture, figureFileSmall=OrgEvgmhpTjrH5/ETRZ+rA==, figureFileBig=uOxLyceYoZ3cCy01SNpsnw==, tableContent=null), ArticleFig(id=1300038234604597428, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图3, caption=
面积高效型架构的算子调度方案, figureFileSmall=OrgEvgmhpTjrH5/ETRZ+rA==, figureFileBig=uOxLyceYoZ3cCy01SNpsnw==, tableContent=null), ArticleFig(id=1300038234671706293, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.4, caption=
Hardware architecture diagram of the area-efficient architecture, figureFileSmall=zbH5baYeq32vcUqrEVerBA==, figureFileBig=rlK6PndXr3YNyij13xjAsw==, tableContent=null), ArticleFig(id=1300038234793341110, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图4, caption=
面积高效型的硬件架构, figureFileSmall=zbH5baYeq32vcUqrEVerBA==, figureFileBig=rlK6PndXr3YNyij13xjAsw==, tableContent=null), ArticleFig(id=1300038234868838583, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.5, caption=
Operator scheduling scheme of the low-latency architecture with two-stage pipeline, figureFileSmall=1hYOnQxFh215Pi+YLgCMUg==, figureFileBig=SJQ4Biy5ib9GzlaxnU9ZuQ==, tableContent=null), ArticleFig(id=1300038234948530360, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图5, caption=
2级流水线的低时延架构算子调度方案, figureFileSmall=1hYOnQxFh215Pi+YLgCMUg==, figureFileBig=SJQ4Biy5ib9GzlaxnU9ZuQ==, tableContent=null), ArticleFig(id=1300038235212771513, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.6, caption=
Operator scheduling scheme of the low-latency architecture with three-stage pipeline, figureFileSmall=UQO5zBVC96hveX2PW64Bog==, figureFileBig=xg01HkLw0HcsDbmj4lP5cA==, tableContent=null), ArticleFig(id=1300038235384737978, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图6, caption=
3级流水线的低时延架构算子调度方案, figureFileSmall=UQO5zBVC96hveX2PW64Bog==, figureFileBig=xg01HkLw0HcsDbmj4lP5cA==, tableContent=null), ArticleFig(id=1300038235632201915, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.7, caption=
Hardware architecture diagram of the low-latency architecture with two-stage pipeline, figureFileSmall=aPtB34ZwoyZ3N20+EEWf5g==, figureFileBig=/vW5shJeFH/USNEkGMW3HQ==, tableContent=null), ArticleFig(id=1300038235686727868, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图7, caption=
2级流水线的低时延硬件架构, figureFileSmall=aPtB34ZwoyZ3N20+EEWf5g==, figureFileBig=/vW5shJeFH/USNEkGMW3HQ==, tableContent=null), ArticleFig(id=1300038235745448125, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.8, caption=
Hardware architecture diagram of the low-latency architecture with three-stage pipeline, figureFileSmall=d0UI4XoY8IGiTAITTuj6SQ==, figureFileBig=qwXqUhlrBp0bcDhCNJg4pA==, tableContent=null), ArticleFig(id=1300038235825139902, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图8, caption=
3级流水线的低时延架构硬件架构, figureFileSmall=d0UI4XoY8IGiTAITTuj6SQ==, figureFileBig=qwXqUhlrBp0bcDhCNJg4pA==, tableContent=null), ArticleFig(id=1300038236089381055, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Fig.9, caption=
Overall hardware architecture of point multiplication on Koblitz curve, figureFileSmall=7R9nWXGFGZh8WiDpIw86dQ==, figureFileBig=kFO1oZoD45CXHHfz3Or70Q==, tableContent=null), ArticleFig(id=1300038236156489920, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=图9, caption=
Koblitz 曲线点乘运算的整体硬件架构, figureFileSmall=7R9nWXGFGZh8WiDpIw86dQ==, figureFileBig=kFO1oZoD45CXHHfz3Or70Q==, tableContent=null), ArticleFig(id=1300038236479451329, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Table 1, caption=
Implementation result of scalar converter on Virtex-7
, figureFileSmall=null, figureFileBig=null, tableContent=
| m | 频率/MHz | CC | 时延/μs | #LUT | #FF | #Slice | ATP |
| 163 | 213 | 84 | 0.394 | 1096 | 503 | 299 | 118 |
| 283 | 162 | 144 | 0.889 | 1823 | 863 | 506 | 450 |
| 571 | 138 | 288 | 2.087 | 3550 | 1738 | 986 | 2058 |
), ArticleFig(id=1300038236542365890, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=表1, caption=
基于 Virtex-7 的标量转换实现结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| m | 频率/MHz | CC | 时延/μs | #LUT | #FF | #Slice | ATP |
| 163 | 213 | 84 | 0.394 | 1096 | 503 | 299 | 118 |
| 283 | 162 | 144 | 0.889 | 1823 | 863 | 506 | 450 |
| 571 | 138 | 288 | 2.087 | 3550 | 1738 | 986 | 2058 |
), ArticleFig(id=1300038236613669059, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Table 2, caption=
Implementation result of point multiplication on VIRTEX-7
, figureFileSmall=null, figureFileBig=null, tableContent=
| 域长 | 架构 | 流水线 | 频率/MHz | 周期数 | 时延/μs | LUT | Slice | ATP |
| 163 | 1M | 2S | 192.2 | 435 | 2.26 | 11007 | 3154 | 7137 |
| 3S | 293.3 | 435 | 1.483 | 11639 | 3379 | 5012 |
| 4S | 349.7 | 435 | 1.244 | 11791 | 3365 | 4186 |
| 5S | 400.0 | 543 | 1.358 | 11798 | 3297 | 4476 |
| 2M | 2S | 203.4 | 217 | 1.067 | 19448 | 5390 | 5750 |
| 3S | 291.4 | 326 | 1.119 | 20474 | 5702 | 6380 |
| 4S | 350.9 | 435 | 1.240 | 20560 | 5762 | 7143 |
| 283 | 1M | 2S | 162.3 | 755 | 4.651 | 22637 | 6886 | 32025 |
| 3S | 245.7 | 755 | 3.073 | 23656 | 6622 | 20348 |
| 4S | 294.1 | 755 | 2.567 | 23445 | 6628 | 17014 |
| 5S | 337.8 | 943 | 2.791 | 25065 | 7258 | 20259 |
| 2M | 2S | 157.2 | 377 | 2.398 | 42737 | 11619 | 27859 |
| 3S | 238.1 | 566 | 2.377 | 45685 | 12610 | 29976 |
| 4S | 305.8 | 755 | 2.469 | 44447 | 11961 | 29530 |
| 571 | 1M | 2S | 115.7 | 1523 | 13.159 | 61635 | 16716 | 219961 |
| 3S | 196.9 | 1523 | 7.737 | 65348 | 19401 | 150102 |
| 4S | 227.3 | 1523 | 6.701 | 63842 | 18850 | 126318 |
| 5S | 264.6 | 1903 | 7.193 | 65612 | 19998 | 143852 |
| 2M | 2S | 114.2 | 761 | 6.666 | 125526 | 33891 | 225930 |
| 3S | 180.5 | 1142 | 6.327 | 124262 | 33982 | 214993 |
| 4S | 238.1 | 1523 | 6.397 | 123415 | 35921 | 229772 |
), ArticleFig(id=1300038236693360836, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=表2, caption=
基于 Virtex-7 的点乘实现结果
, figureFileSmall=null, figureFileBig=null, tableContent=
| 域长 | 架构 | 流水线 | 频率/MHz | 周期数 | 时延/μs | LUT | Slice | ATP |
| 163 | 1M | 2S | 192.2 | 435 | 2.26 | 11007 | 3154 | 7137 |
| 3S | 293.3 | 435 | 1.483 | 11639 | 3379 | 5012 |
| 4S | 349.7 | 435 | 1.244 | 11791 | 3365 | 4186 |
| 5S | 400.0 | 543 | 1.358 | 11798 | 3297 | 4476 |
| 2M | 2S | 203.4 | 217 | 1.067 | 19448 | 5390 | 5750 |
| 3S | 291.4 | 326 | 1.119 | 20474 | 5702 | 6380 |
| 4S | 350.9 | 435 | 1.240 | 20560 | 5762 | 7143 |
| 283 | 1M | 2S | 162.3 | 755 | 4.651 | 22637 | 6886 | 32025 |
| 3S | 245.7 | 755 | 3.073 | 23656 | 6622 | 20348 |
| 4S | 294.1 | 755 | 2.567 | 23445 | 6628 | 17014 |
| 5S | 337.8 | 943 | 2.791 | 25065 | 7258 | 20259 |
| 2M | 2S | 157.2 | 377 | 2.398 | 42737 | 11619 | 27859 |
| 3S | 238.1 | 566 | 2.377 | 45685 | 12610 | 29976 |
| 4S | 305.8 | 755 | 2.469 | 44447 | 11961 | 29530 |
| 571 | 1M | 2S | 115.7 | 1523 | 13.159 | 61635 | 16716 | 219961 |
| 3S | 196.9 | 1523 | 7.737 | 65348 | 19401 | 150102 |
| 4S | 227.3 | 1523 | 6.701 | 63842 | 18850 | 126318 |
| 5S | 264.6 | 1903 | 7.193 | 65612 | 19998 | 143852 |
| 2M | 2S | 114.2 | 761 | 6.666 | 125526 | 33891 | 225930 |
| 3S | 180.5 | 1142 | 6.327 | 124262 | 33982 | 214993 |
| 4S | 238.1 | 1523 | 6.397 | 123415 | 35921 | 229772 |
), ArticleFig(id=1300038236936630469, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Table 3, caption=
Register-level scheduling scheme of dot product for area-efficient architecture
, figureFileSmall=null, figureFileBig=null, tableContent=
| 时钟周期 | 乘法器 | | 加法器 | | 平方器 |
| MUL_0 | MUL_1 | | ADD0_0 | ADD0_1 | ADD1_0 | ADD1_1 | | SQR |
| (−2)表示上上一轮;(−1)表示上一轮;(0)表示当前轮;(1)表示下一轮;(2)表示下下一轮。 |
| 1 | x2(0) | Z1(0) | | R1(−1) | G(−1) | — | — | | — |
| 2 | RCH(−1) | R0(−1) | | G(−1) | Y1(−1) | — | — | | — |
| 3 | RCH(−1) | R0(−1) | | MUL_r(−2) | J(−2) | — | — | | R0(−1) |
| 4 | x2(−1) | Z3(−1) | | MUL_r(0) | X1(0) | — | — | | — |
| 5 | Z1(0) | R0(0) | | MUL_r(−1) | R1(−1) | — | — | | Z1(0) |
| 6 | y2(0) | R1(0) | | MUL_r(−1) | R1(−1) | x2(−1) | y2(−1) | | Z3(−1) |
| 7 | R2(−1) | R1(−1) | | MUL_r(−1) | X3(−1) | — | — | | R0(0) |
| 8 | RCH(−1) | R1(−1) | | MUL_r(0) | Y1(0) | RCH(0) | R0(0) | | RCH(0) |
| 9 | x2(1) | Z1(1) | | R1(0) | G(0) | — | — | | — |
| 10 | RCH(0) | R0(0) | | G(0) | Y1(0) | — | — | | — |
| 11 | RCH(0) | R0(0) | | MUL_r(−1) | J(−1) | — | — | | R0(0) |
| 12 | x2(0) | Z3(0) | | MUL_r(1) | X1(1) | — | — | | — |
| 13 | Z1(1) | R0(1) | | MUL_r(0) | R1(0) | — | — | | Z1(1) |
| 14 | y2(1) | R1(1) | | MUL_r(0) | R1(0) | x2(0) | y2(0) | | Z3(0) |
| 15 | R2(0) | R1(0) | | MUL_r(0) | X3(0) | — | — | | R0(1) |
| 16 | RCH(0) | R1(0) | | MUL_r(1) | Y1(1) | RCH(1) | R0(1) | | RCH(1) |
| 17 | x2(2) | Z1(2) | | R1(1) | G(1) | — | — | | — |
| 18 | RCH(1) | R0(1) | | G(1) | Y1(1) | — | — | | — |
| 19 | RCH(1) | R0(1) | | MUL_r(0) | J(0) | — | — | | R0(1) |
), ArticleFig(id=1300038237049876678, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=表3, caption=
面积高效型架构点乘部分寄存器级调度方案
, figureFileSmall=null, figureFileBig=null, tableContent=
| 时钟周期 | 乘法器 | | 加法器 | | 平方器 |
| MUL_0 | MUL_1 | | ADD0_0 | ADD0_1 | ADD1_0 | ADD1_1 | | SQR |
| (−2)表示上上一轮;(−1)表示上一轮;(0)表示当前轮;(1)表示下一轮;(2)表示下下一轮。 |
| 1 | x2(0) | Z1(0) | | R1(−1) | G(−1) | — | — | | — |
| 2 | RCH(−1) | R0(−1) | | G(−1) | Y1(−1) | — | — | | — |
| 3 | RCH(−1) | R0(−1) | | MUL_r(−2) | J(−2) | — | — | | R0(−1) |
| 4 | x2(−1) | Z3(−1) | | MUL_r(0) | X1(0) | — | — | | — |
| 5 | Z1(0) | R0(0) | | MUL_r(−1) | R1(−1) | — | — | | Z1(0) |
| 6 | y2(0) | R1(0) | | MUL_r(−1) | R1(−1) | x2(−1) | y2(−1) | | Z3(−1) |
| 7 | R2(−1) | R1(−1) | | MUL_r(−1) | X3(−1) | — | — | | R0(0) |
| 8 | RCH(−1) | R1(−1) | | MUL_r(0) | Y1(0) | RCH(0) | R0(0) | | RCH(0) |
| 9 | x2(1) | Z1(1) | | R1(0) | G(0) | — | — | | — |
| 10 | RCH(0) | R0(0) | | G(0) | Y1(0) | — | — | | — |
| 11 | RCH(0) | R0(0) | | MUL_r(−1) | J(−1) | — | — | | R0(0) |
| 12 | x2(0) | Z3(0) | | MUL_r(1) | X1(1) | — | — | | — |
| 13 | Z1(1) | R0(1) | | MUL_r(0) | R1(0) | — | — | | Z1(1) |
| 14 | y2(1) | R1(1) | | MUL_r(0) | R1(0) | x2(0) | y2(0) | | Z3(0) |
| 15 | R2(0) | R1(0) | | MUL_r(0) | X3(0) | — | — | | R0(1) |
| 16 | RCH(0) | R1(0) | | MUL_r(1) | Y1(1) | RCH(1) | R0(1) | | RCH(1) |
| 17 | x2(2) | Z1(2) | | R1(1) | G(1) | — | — | | — |
| 18 | RCH(1) | R0(1) | | G(1) | Y1(1) | — | — | | — |
| 19 | RCH(1) | R0(1) | | MUL_r(0) | J(0) | — | — | | R0(1) |
), ArticleFig(id=1300038238710821063, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Table 4, caption=
Comparison of experimental results
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| 曲线 | 文献 | 域(m) | 架构 | 设备 | 总计 |
| 时延/μs | #Slice | ATP |
| Koblitz曲线 | [13] | 163 | — | V5 | 2.505 | 3670 | 9193 |
| — | V4 | 3.402 | 7732 | 26302 |
| 283 | — | V5 | 5.815 | 7738 | 44993 |
| 571 | — | V5 | 18.513 | 20291 | 375642 |
| [26] | 163 | — | V5 | 5.262 | 23975 | 126158 |
| 本文 | 163 | 1M | V7 | 1.683 | 3631 | 6110 |
| V5 | 1.975 | 4362 | 8615 |
| V4 | 2.955 | 5571 | 16462 |
| 2M | V7 | 1.347 | 6026 | 8115 |
| V5 | 1.404 | 6917 | 9712 |
| V4 | 2.092 | 9019 | 18868 |
| 283 | 1M | V7 | 3.455 | 7867 | 27184 |
| V5 | 3.548 | 9027 | 32029 |
| V4 | 5.500 | 12379 | 68086 |
| 2M | V7 | 3.279 | 14246 | 46713 |
| V5 | 3.346 | 14807 | 49544 |
| V4 | 5.408 | 19597 | 105974 |
| 571 | 1M | V7 | 7.511 | 20612 | 154821 |
| V5 | 7.755 | 24625 | 190962 |
| V4 | 12.199 | 32630 | 398065 |
| 2M | V7 | 7.071 | 38515 | 272325 |
| V5 | 7.457 | 42827 | 319380 |
| V4 | 11.349 | 55726 | 632429 |
| General曲线 | [19] | 163 | d=4 | V7 | 2.930 | 4435 | 12995 |
| d=6 | V7 | 2.450 | 5705 | 13977 |
| 283 | d=4 | V7 | 8.240 | 7096 | 58471 |
| d=6 | V7 | 6.750 | 8951 | 60419 |
| 571 | d=4 | V7 | 28.800 | 13789 | 397123 |
| d=6 | V7 | 23.020 | 16359 | 376584 |
| [27] | 163 | — | V7 | 2.068 | 8762 | 18122 |
| 283 | — | V7 | 4.095 | 20451 | 83739 |
| 571 | — | V7 | 9.719 | 41974 | 407950 |
| [20] | 163 | — | V7 | 3.710 | 2437 | 9041 |
| V5 | 5.220 | 2502 | 13062 |
| 283 | — | V7 | 7.690 | 5493 | 42240 |
| V5 | 10.790 | 5640 | 60859 |
| [28] | 163 | ∞ | V7 | 2.510 | 3422 | 8591 |
| 1 | V7 | 4.832 | 3422 | 16536 |
| 283 | ∞ | V7 | 4.932 | 7983 | 39374 |
| 1 | V7 | 9.331 | 7983 | 74487 |
| 571 | ∞ | V7 | 10.851 | 20158 | 218732 |
| 1 | V7 | 20.377 | 20158 | 410763 |
| [29] | 163 | — | V5 | 3.900 | 3590 | 14002 |
), ArticleFig(id=1300038238811484360, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=表4, caption=
实验结果对比
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| 曲线 | 文献 | 域(m) | 架构 | 设备 | 总计 |
| 时延/μs | #Slice | ATP |
| Koblitz曲线 | [13] | 163 | — | V5 | 2.505 | 3670 | 9193 |
| — | V4 | 3.402 | 7732 | 26302 |
| 283 | — | V5 | 5.815 | 7738 | 44993 |
| 571 | — | V5 | 18.513 | 20291 | 375642 |
| [26] | 163 | — | V5 | 5.262 | 23975 | 126158 |
| 本文 | 163 | 1M | V7 | 1.683 | 3631 | 6110 |
| V5 | 1.975 | 4362 | 8615 |
| V4 | 2.955 | 5571 | 16462 |
| 2M | V7 | 1.347 | 6026 | 8115 |
| V5 | 1.404 | 6917 | 9712 |
| V4 | 2.092 | 9019 | 18868 |
| 283 | 1M | V7 | 3.455 | 7867 | 27184 |
| V5 | 3.548 | 9027 | 32029 |
| V4 | 5.500 | 12379 | 68086 |
| 2M | V7 | 3.279 | 14246 | 46713 |
| V5 | 3.346 | 14807 | 49544 |
| V4 | 5.408 | 19597 | 105974 |
| 571 | 1M | V7 | 7.511 | 20612 | 154821 |
| V5 | 7.755 | 24625 | 190962 |
| V4 | 12.199 | 32630 | 398065 |
| 2M | V7 | 7.071 | 38515 | 272325 |
| V5 | 7.457 | 42827 | 319380 |
| V4 | 11.349 | 55726 | 632429 |
| General曲线 | [19] | 163 | d=4 | V7 | 2.930 | 4435 | 12995 |
| d=6 | V7 | 2.450 | 5705 | 13977 |
| 283 | d=4 | V7 | 8.240 | 7096 | 58471 |
| d=6 | V7 | 6.750 | 8951 | 60419 |
| 571 | d=4 | V7 | 28.800 | 13789 | 397123 |
| d=6 | V7 | 23.020 | 16359 | 376584 |
| [27] | 163 | — | V7 | 2.068 | 8762 | 18122 |
| 283 | — | V7 | 4.095 | 20451 | 83739 |
| 571 | — | V7 | 9.719 | 41974 | 407950 |
| [20] | 163 | — | V7 | 3.710 | 2437 | 9041 |
| V5 | 5.220 | 2502 | 13062 |
| 283 | — | V7 | 7.690 | 5493 | 42240 |
| V5 | 10.790 | 5640 | 60859 |
| [28] | 163 | ∞ | V7 | 2.510 | 3422 | 8591 |
| 1 | V7 | 4.832 | 3422 | 16536 |
| 283 | ∞ | V7 | 4.932 | 7983 | 39374 |
| 1 | V7 | 9.331 | 7983 | 74487 |
| 571 | ∞ | V7 | 10.851 | 20158 | 218732 |
| 1 | V7 | 20.377 | 20158 | 410763 |
| [29] | 163 | — | V5 | 3.900 | 3590 | 14002 |
), ArticleFig(id=1300038238991839433, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=EN, label=Table 5, caption=
Power consumption of the proposed architectures on Virtex-7
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| 域(m) | 架构 | τNAF的功率/W | KP的功率/W | 总功率/W |
| 163 | 1M | 0.383 | 1.620 | 2.003 |
| 2M | 0.383 | 2.693 | 3.076 |
| 283 | 1M | 0.399 | 2.979 | 3.378 |
| 2M | 0.399 | 8.679 | 9.078 |
| 571 | 1M | 0.416 | 8.938 | 9.354 |
| 2M | 0.416 | 19.188 | 19.604 |
), ArticleFig(id=1300038239058948298, tenantId=1146029695717560320, journalId=1299375493398757433, articleId=1299827204091826265, language=CN, label=表5, caption=
本文架构在 Virtex-7 上的功耗
, figureFileSmall=null, figureFileBig=null, tableContent=
| 域(m) | 架构 | τNAF的功率/W | KP的功率/W | 总功率/W |
| 163 | 1M | 0.383 | 1.620 | 2.003 |
| 2M | 0.383 | 2.693 | 3.076 |
| 283 | 1M | 0.399 | 2.979 | 3.378 |
| 2M | 0.399 | 8.679 | 9.078 |
| 571 | 1M | 0.416 | 8.938 | 9.354 |
| 2M | 0.416 | 19.188 | 19.604 |
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