Fracture of the lateral process of the talus(FLPT)is uncommon in clinical practice and can be easily missed or misdiagnosed.In recent years,as researchers from all over the world have further deepened their research o...Fracture of the lateral process of the talus(FLPT)is uncommon in clinical practice and can be easily missed or misdiagnosed.In recent years,as researchers from all over the world have further deepened their research on FLPT,there has been a breakthrough in the classification,and the methods and principles of clinical management have changed accordingly;however,there is still no standardized guideline for the diagnosis and management of FLPT,and there have been few relevant literature review articles related to this kind of fracture in the past at least 5 years.In this article,we review the clinical classification,classification-based therapeutic recommendations,and prognosis of FLPT,with the aim of providing a reference for the clinical diagnosis and management of this infrequent fracture.展开更多
首先梳理了OLT(Optical Line Terminal,光线路终端)上联到BNG(Broadband Network Gateway,宽带业务网关)的承载现状,分析了目前存在的问题和优化需求,然后结合智能城域网大规模部署建设的背景和网络特性,讨论OLT上联针对不同场景的优化...首先梳理了OLT(Optical Line Terminal,光线路终端)上联到BNG(Broadband Network Gateway,宽带业务网关)的承载现状,分析了目前存在的问题和优化需求,然后结合智能城域网大规模部署建设的背景和网络特性,讨论OLT上联针对不同场景的优化方案,随后根据实践案例给出优化策略,为相关工作人员提供参考。展开更多
Background:Osteochondral lesions of the talus(OLTs)are a significant challenge for foot and ankle specialists,which could cause pain and decrease patient function.Researchers can use the findings of this study to shap...Background:Osteochondral lesions of the talus(OLTs)are a significant challenge for foot and ankle specialists,which could cause pain and decrease patient function.Researchers can use the findings of this study to shape future directions for research by exploring global trends and hotspots in OLT.Methods:Web of Science Core Collection was used to retrieve literature related to OLT between 2004 and 2021.This report covers the current state of OLTs,such as publications,journals,trends,hotspots,and the performances of relevant countries,institutions and authors.The co-citation analysis,the coauthorship analysis,the cooccurrence analysis,and the bibliographic coupling analysis were conducted with the Bibliometrix R package,VOSviewer v1.6.10.0,and CiteSpace 5.8.R3.Results:During an 18-year review,717 articles and 76 review articles on OLT published from 2004 to 2021 were reviewed.The USA has made the largest contribution to the OLT-related literature,and a significant contribution has been made by Kennedy JG(48/6.05%)and van Dijk CN(30/3.78%).In terms of total link strength,Foot&Ankle International was the leading journal.Analysis showed that the global research hotspots of OLTs focused on the pathogenesis,diagnosis,clinical research,and surgical treatment of OLT.It would be significant to pay close attention to future research on osteochondral autograft transplantation and management,surgery,multidisciplinary integration and mechanisms of OLT,and its related diseases.Conclusions:The study provides information about the current status and hotspots of research in the domain of OLT over the past 18 years that will assist researchers in identifying potential perspectives on hot topics and research frontiers.展开更多
随着“宽带中国”战略和“百兆光纤”“宽带农村”等项目的实施,国家已经将发展宽带的战略提升到了一个新高度。为了响应相关政府部门的号召,中国移动自获得4G和固网业务的牌照开始,便逐步开展宽带业务运营,同时也在增加家庭宽带建设的...随着“宽带中国”战略和“百兆光纤”“宽带农村”等项目的实施,国家已经将发展宽带的战略提升到了一个新高度。为了响应相关政府部门的号召,中国移动自获得4G和固网业务的牌照开始,便逐步开展宽带业务运营,同时也在增加家庭宽带建设的投入,通过不断完善传输网络结构,为家庭宽带建设保驾护航。基于此,为了适应家庭宽带在新时期的发展需求,本文针对移动家庭宽带建设的OLT(optical line terminal)部署方案展开分析,发现具有大量访问需求的OLT,可以采取上行链路扩充或设备堆叠的方法,在客户达到3 000户后,可考虑采用同机房内OLT设备叠加方式建设,未来,BRAS的下沉将成为主要工作。展开更多
无源光器件连接局端(optical line terminal,OLT)在EPON体系中是处于核心网络侧的设备。首先对OLT在EPON体系中的功能作了简要介绍,提出了基于ARM9处理器的单板OLT硬件平台的设计方案,并重点分析了EPON协议处理模块、光收发模块、电源模...无源光器件连接局端(optical line terminal,OLT)在EPON体系中是处于核心网络侧的设备。首先对OLT在EPON体系中的功能作了简要介绍,提出了基于ARM9处理器的单板OLT硬件平台的设计方案,并重点分析了EPON协议处理模块、光收发模块、电源模块;最后给出了OLT硬件系统的测试方法。结果表明该设计方案满足EPON OLT功能要求,且具有性能稳定、效果良好、配置维护灵活的特点。展开更多
基金Supported by The China Scholarship Council,No.202308420035.
文摘Fracture of the lateral process of the talus(FLPT)is uncommon in clinical practice and can be easily missed or misdiagnosed.In recent years,as researchers from all over the world have further deepened their research on FLPT,there has been a breakthrough in the classification,and the methods and principles of clinical management have changed accordingly;however,there is still no standardized guideline for the diagnosis and management of FLPT,and there have been few relevant literature review articles related to this kind of fracture in the past at least 5 years.In this article,we review the clinical classification,classification-based therapeutic recommendations,and prognosis of FLPT,with the aim of providing a reference for the clinical diagnosis and management of this infrequent fracture.
文摘首先梳理了OLT(Optical Line Terminal,光线路终端)上联到BNG(Broadband Network Gateway,宽带业务网关)的承载现状,分析了目前存在的问题和优化需求,然后结合智能城域网大规模部署建设的背景和网络特性,讨论OLT上联针对不同场景的优化方案,随后根据实践案例给出优化策略,为相关工作人员提供参考。
文摘Background:Osteochondral lesions of the talus(OLTs)are a significant challenge for foot and ankle specialists,which could cause pain and decrease patient function.Researchers can use the findings of this study to shape future directions for research by exploring global trends and hotspots in OLT.Methods:Web of Science Core Collection was used to retrieve literature related to OLT between 2004 and 2021.This report covers the current state of OLTs,such as publications,journals,trends,hotspots,and the performances of relevant countries,institutions and authors.The co-citation analysis,the coauthorship analysis,the cooccurrence analysis,and the bibliographic coupling analysis were conducted with the Bibliometrix R package,VOSviewer v1.6.10.0,and CiteSpace 5.8.R3.Results:During an 18-year review,717 articles and 76 review articles on OLT published from 2004 to 2021 were reviewed.The USA has made the largest contribution to the OLT-related literature,and a significant contribution has been made by Kennedy JG(48/6.05%)and van Dijk CN(30/3.78%).In terms of total link strength,Foot&Ankle International was the leading journal.Analysis showed that the global research hotspots of OLTs focused on the pathogenesis,diagnosis,clinical research,and surgical treatment of OLT.It would be significant to pay close attention to future research on osteochondral autograft transplantation and management,surgery,multidisciplinary integration and mechanisms of OLT,and its related diseases.Conclusions:The study provides information about the current status and hotspots of research in the domain of OLT over the past 18 years that will assist researchers in identifying potential perspectives on hot topics and research frontiers.
文摘随着“宽带中国”战略和“百兆光纤”“宽带农村”等项目的实施,国家已经将发展宽带的战略提升到了一个新高度。为了响应相关政府部门的号召,中国移动自获得4G和固网业务的牌照开始,便逐步开展宽带业务运营,同时也在增加家庭宽带建设的投入,通过不断完善传输网络结构,为家庭宽带建设保驾护航。基于此,为了适应家庭宽带在新时期的发展需求,本文针对移动家庭宽带建设的OLT(optical line terminal)部署方案展开分析,发现具有大量访问需求的OLT,可以采取上行链路扩充或设备堆叠的方法,在客户达到3 000户后,可考虑采用同机房内OLT设备叠加方式建设,未来,BRAS的下沉将成为主要工作。
文摘无源光器件连接局端(optical line terminal,OLT)在EPON体系中是处于核心网络侧的设备。首先对OLT在EPON体系中的功能作了简要介绍,提出了基于ARM9处理器的单板OLT硬件平台的设计方案,并重点分析了EPON协议处理模块、光收发模块、电源模块;最后给出了OLT硬件系统的测试方法。结果表明该设计方案满足EPON OLT功能要求,且具有性能稳定、效果良好、配置维护灵活的特点。
