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2008 First ITU-T Kaleidoscope Academic Conference - Innovations in NGN: Future Network and Services最新文献

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Standards’ dynamics through an innovation lens: Next generation ethernet networks 创新视角下的标准动态:下一代以太网网络
T. Egyedi, M. Sherif
The inherent need for stable standards is difficult to reconcile with the ITU aim to develop state-of-the-art standards, and combine standardization with innovation. Standards' change is then inevitable; the consequence is that it increases transaction costs and calls prior interoperability into question. In this paper we analyze the problem of standards change as a feature of innovation. We want to understand the role that standards' dynamics plays in processes associated with committee when the specifications and technologies co-evolve. To perform this study, we consider disruptions in the technology and/or the value chain simultaneously to classify innovations into four types. By identifying the type of innovation at hand, the innovation-specific issues of standards change that are likely to occur can be singled out. Tools can be devised to assist the various stakeholders in making their decisions. We illustrate this with the case of standards for the next generation Ethernet networks.
对稳定标准的固有需求很难与国际电联制定最先进标准并将标准化与创新相结合的目标相协调。标准的改变是不可避免的;其结果是,它增加了交易成本,并使先前的互操作性受到质疑。本文分析了作为创新特征的标准变化问题。我们想要了解当规范和技术共同发展时,标准的动态在与委员会相关的过程中所扮演的角色。为了进行这项研究,我们同时考虑了技术和/或价值链的中断,将创新分为四种类型。通过确定手头的创新类型,可以挑出可能发生的标准变化的创新特定问题。可以设计工具来帮助不同的利益相关者做出决策。我们以下一代以太网的标准为例来说明这一点。
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引用次数: 41
Architecture and business model of open heterogeneous mobile network 开放式异构移动网络的体系结构和业务模型
Y. Murata, M. Hasegawa, H. Murakami, H. Harada, S. Kato
The mobile communication market has grown rapidly over the past 10 years, but the market may reach saturation in the foreseeable future. More flexible mobile networks able to meet various user demands and create new market openings are needed for further growth. Heterogeneous networks are more suitable than homogeneous networks for meeting a wide variety of user demands. There are two types of heterogeneous network: a closed-type whose network resources are deployed and operated by communication carriers, and an open-type whose network resources would be deployed not only by existing operators but also by companies, universities and so on. It will be easy for newcomers to enter mobile businesses in an open heterogeneous mobile network, so many innovative services are likely to be provided through cooperation between various companies or organizations. This paper proposes revised architectures for TISPAN-NGN which corresponds to heterogeneous networks and open mobile markets, and presents new business models.
移动通信市场在过去10年里增长迅速,但在可预见的未来,市场可能会达到饱和。进一步增长需要更灵活的移动网络,以满足各种用户需求并创造新的市场机会。异构网络比同构网络更适合满足各种各样的用户需求。异构网络有两种类型:一种是封闭式网络,网络资源由通信运营商部署和运营;另一种是开放式网络,网络资源不仅由现有运营商部署,还由公司、大学等部署。在开放的异构移动网络中,新来者很容易进入移动业务,因此许多创新服务很可能是通过不同公司或组织之间的合作来提供的。针对异构网络和开放移动市场,提出了TISPAN-NGN的改进架构,并提出了新的业务模式。
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引用次数: 21
Organising innovation in services: The case of telecommunications next generation networks (NGN) 组织服务创新:以电信下一代网络(NGN)为例
C. Sato
This paper analyzes how innovation in services is being organised in the telecommunication industry after the bubble burst in the beginning of the 2000's and how BT is applying the concept of 'open innovation' in order to sustain its competitiveness. The IP (Internet Protocol) has become an unprecedented agreement in the telecommunications industry for the transformation of its traditional PSTN (Public Switched Telecommunications Network) infrastructure. While this infrastructure transformation is under way, another huge challenge is service innovation: to change the way the traditional telecommunications operators create, integrate and deliver new services. Initial findings suggest that incumbent telecommunications firms will be increasingly extracting value from platform and software sharing, exposing its 'capabilities' to third parties and developing business models to interoperate with other companies. Thus, the ability to expose their capabilities in services, not to hide them, will be determinant of its success. And, in this context, the concept of open innovation and value innovation also find a fertile ground to be applied in services in the communication industry. Important dynamic capabilities identified in this context are strategic planning, project management, new product/service development (especially software development), supported by systems integration.
本文分析了在2000年代初泡沫破裂后,电信行业如何组织服务创新,以及英国电信如何应用“开放式创新”概念以维持其竞争力。IP (Internet Protocol)协议已成为电信业对传统PSTN (Public Switched telecommunications Network)基础设施进行改造的一种前所未有的协议。在进行基础设施转型的同时,另一个巨大的挑战是服务创新:改变传统电信运营商创造、整合和提供新服务的方式。初步调查结果表明,现有的电信公司将越来越多地从平台和软件共享中提取价值,将其“能力”暴露给第三方,并开发与其他公司互操作的商业模式。因此,在服务中公开而不是隐藏其功能的能力将是其成功的决定性因素。而在这种背景下,开放式创新和价值创新的理念也在通信行业的服务中找到了应用的沃土。在此背景下确定的重要动态能力是由系统集成支持的战略规划、项目管理、新产品/服务开发(特别是软件开发)。
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引用次数: 3
New media for new paradigms 新媒体催生新范式
P. Excell
Evolving consumer needs and desires for rich media services are explored from the point of view of three sources of insight: reluctant/disabled adopters, mobile services and the Kurzweil singularity. While it may be too facile to talk of "convergence" as a unified objective, the growth of synergy, flexibility and of similar services within competing offerings means that the challenge of utilisation of the uplink channel, characterised as a decrease in "asymmetricity" should be a focal point for attention. It is argued that: 1. There is a large unaddressed potential market for variable-interactivity media: 2. Mobile television is likely to be a completely new paradigm, also supporting the variable-interactivity concept and 3. The world post-singularity is likely to be radically changed and this is now so close that active efforts to plan for it are needed. All of these observations require common standards to facilitate solutions.
消费者对富媒体服务不断变化的需求和愿望从三个角度进行了探讨:不情愿/残疾的采用者、移动服务和库兹韦尔奇点。虽然将“融合”作为一个统一的目标可能过于轻率,但在竞争产品中协同作用、灵活性和类似服务的增长意味着,以“不对称”减少为特征的上行信道利用的挑战应该成为关注的焦点。有人认为:1。可变互动性媒体有一个巨大的未开发的潜在市场。移动电视可能是一个全新的范例,也支持可变交互性概念和3。后奇点时代的世界很可能会发生根本性的变化,现在已经如此接近,因此需要积极的努力来规划它。所有这些观察都需要通用标准来促进解决方案。
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引用次数: 1
Next generation networks: Human-aided and privacy-driven 下一代网络:人工辅助和隐私驱动
R. Phan, Jean-Philippe Aumasson
New generation networks (NGNs) deployed in the next fire to ten years will integrate a myriad of underlying network technologies into a common internet protocol (IP) backbone. We put forward two theses on how NGNs will evolve based on recent trends in increasing ubiquity and the need for increased security. We assert that NGNs will be increasingly human- aided and privacy-driven. We discuss how these points are inter-related, and then we culminate this paper with a model that allows formal analysis of network privacy, including the tracing of entities.
未来五到十年部署的新一代网络(ngn)将把无数底层网络技术集成到一个通用互联网协议(IP)骨干网中。我们提出了两篇关于下一代网络将如何发展的论文,这两篇论文是基于最近日益普及的趋势和对增强安全性的需求。我们断言下一代网络将越来越多地由人类辅助和隐私驱动。我们讨论了这些点是如何相互关联的,然后我们用一个模型来完成本文,该模型允许对网络隐私进行正式分析,包括对实体的跟踪。
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引用次数: 4
A self-encryption based private storage system over P2P distributed file sharing infrastructure 基于P2P分布式文件共享基础架构的自加密私有存储系统
Hiroki Endo, Y. Kawahara, T. Asami
We have proposed a distributed storage system based on self-encryption scheme for the purpose of protecting private information stored in mobile handsets. We define self- encryption scheme as an encryption scheme whose encryption key is generated from the information contained in the target file itself. In our proposed system, the information is split into two pieces and one of them is stored in a local storage of a mobile handset and the other is uploaded to a network storage, and they are encrypted respectively. In this paper, we construct a user-based private storage system with the authentication and the secure path that IMS provides. To relax the load of mobile handsets, not the mobile handset but the network server encrypts an uploaded plaintext file into s distributed data using self-encryption scheme. Sharing a storage infrastructure based on P2P overlay network with other users, the intruder cannot get all the distributed data only by hacking a single server. Moreover, if the data for uploading is already stored by other user, physical upload procedure is omitted, thus reducing the uploading time. IMS providing index application server, a supernode P2P net work storage provides efficient look-up with fault-resilience and high scalability.
为了保护存储在手机上的私人信息,我们提出了一种基于自加密方案的分布式存储系统。我们将自加密方案定义为一种加密方案,其加密密钥是由目标文件本身所包含的信息生成的。在我们提出的系统中,信息被分成两部分,一部分存储在手机的本地存储中,另一部分上传到网络存储中,并分别进行加密。本文利用IMS提供的认证和安全路径,构建了一个基于用户的私有存储系统。为了减轻手机的负载,不是手机而是网络服务器使用自加密方案将上传的明文文件加密为5个分布式数据。基于P2P覆盖网络的存储基础设施与其他用户共享,入侵者无法仅通过入侵单个服务器获得所有分布式数据。此外,如果上传的数据已经被其他用户存储,则省略物理上传过程,从而减少了上传时间。IMS提供索引应用服务器,超级节点P2P网络存储提供高效的查询,具有故障恢复能力和高可扩展性。
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引用次数: 2
A new generation network — beyond NGN — 超越NGN的新一代网络
T. Aoyama
This paper discusses requirements and several research activities of new generation networks (NWGN) coming after next generation network (NGN) currently driven by ITU-T. The detailed research profiles of Japanese governmental projects such as AKAR1 project are introduced with possible future applications. Photonic technology has been applied for high speed communications, possible high speed communication services are also investigated in this paper. This paper addresses that photonic technology is also important for energy reduction of these services, which is one of the keenest issues in the world for the next decade. Among other concerns to increase power consumption of communication services, network appliances and sensors are not negligible because of their number and the penetration rate in ubiquitous or pervasive network services. This paper also introduces the maximum power consumption of these sensor devices required for keeping sustainable services.
本文讨论了目前由ITU-T推动的下一代网络(NGN)之后的新一代网络(NWGN)的需求和几项研究活动。详细介绍了日本政府项目如AKAR1项目的研究概况和未来可能的应用。光子技术已经在高速通信中得到了应用,本文还对高速通信服务的可能性进行了探讨。本文指出,光子技术对这些服务的节能也很重要,这是未来十年世界上最迫切的问题之一。在增加通信服务电力消耗的其他问题中,网络设备和传感器是不可忽视的,因为它们的数量和在无处不在或无处不在的网络服务中的渗透率。本文还介绍了保持可持续服务所需的这些传感器设备的最大功耗。
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引用次数: 13
Positional gesture for advanced smart terminals: Simple gesture text input for syllabic scripts like Myanmar, Khmer and Bangla 高级智能终端位置手势:缅甸语、高棉语、孟加拉语等音节文字的简单手势文本输入
Ye Kyaw Thu, O. Phavy, Y. Urano
In the next generation network (NGN), various kinds of advanced smart mobile terminals will be used for various communication services. We believe that text typing on small mobile devices will become more popular than it is today and also necessary for developing countries such as Myanmar (Burma), Cambodia and Bangladesh etc. In these countries, however, there is no proper or easy text input method for mobile devices yet. Positional gesture text input is a novel concept of text input for syllabic scripts like Myanmar, Khmer and Bangla languages. Text input of syllabic scripts poses a unique challenge because many syllabic characters are formed by combinations of consonants, dependent vowel signs, tones and subscript consonants etc. And thus, text input for syllabic scripts is still difficult even with PC keyboards. In this paper, we propose very simple gesture recognition for syllabic scripts text input based on their writing natures. It is accessible even for first time users and applicable for many mobile computing devices such as tablet PCs, mobile phones, PDAs and portable game players etc.
在下一代网络(NGN)中,各种先进的智能移动终端将用于各种通信业务。我们相信,小型移动设备上的文本输入将比现在更受欢迎,对缅甸、柬埔寨和孟加拉国等发展中国家来说也是必要的。然而,在这些国家,还没有合适或简单的移动设备文本输入法。位置手势文本输入是针对缅甸语、高棉语和孟加拉语等音节文字的一种新颖的文本输入概念。由于许多音节字符是由辅音、从属元音符号、声调和下标辅音等组合而成的,因此音节文本输入面临着独特的挑战。因此,即使使用PC键盘,音节文本输入仍然很困难。本文基于音节文本的书写特性,提出了一种非常简单的音节文本输入手势识别方法。它适用于许多移动计算设备,如平板电脑、移动电话、pda和便携式游戏播放器等。
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引用次数: 8
Quick transfer of media stream in FMC environment FMC环境下媒体流的快速传输
H. Mineno, M. Yoshida, T. Mizuno
We investigate ways to reduce the delay when transferring media streams among networked media devices based on session initiation protocol (SIP) and its extensions. We assume that cellular phones act as control points (CPs) for media devices connected to home networks and call such networks "mobile personal area networks (mPANs) ". We propose a pre-negotiation scheme for SIP streaming mobility that enables a CP to quickly transfer media stream in an mPAN. Experimental results showed that the proposed scheme can achieve a signaling delay of less than 26 ms, which is 1/10th that of the previous scheme.
我们研究了基于会话发起协议(SIP)及其扩展的网络媒体设备之间传输媒体流时减少延迟的方法。我们假设移动电话作为连接到家庭网络的媒体设备的控制点(CPs),并将这种网络称为“移动个人区域网络(mPANs)”。”。我们提出了一种用于SIP流移动的预协商方案,使CP能够在mPAN中快速传输媒体流。实验结果表明,该方案可实现小于26 ms的信令延迟,是原方案的1/10。
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引用次数: 1
Architecture for broadband and mobile VPN over NGN 基于NGN的宽带和移动VPN架构
M. Kawashima, Shintaro Mizuno
We propose a method for broadband mobile VPN over NGN, which is suitable for office-LAN access by business users and home-LAN access by consumers. The proposed method creates a channel for VPN communication using SIP signaling, allowing the public network and enterprise networks to perform session-based border control and QoS management. In addition, the proposed method achieves the hand-over of a VPN session using the SIP mobility approach. These features lead to the following advantages. First, the network can protect users' home gateways from malicious traffic. Second, enterprises can separate VPN gateways from enterprise firewalls and distribute many VPN gateways for each small segment. Third, the network can perform session-based QoS management. Last, the proposed method enables the mobile terminal to continue a VPN session while switching access networks. These advantages are valuable when we make emerging highspeed LAN applications executable over a public wide-area network.
我们提出了一种基于NGN的宽带移动VPN方法,该方法适用于企业用户的办公局域网接入和个人用户的家庭局域网接入。该方法利用SIP信令为VPN通信创建了一个通道,允许公网和企业网络执行基于会话的边界控制和QoS管理。此外,该方法利用SIP移动方式实现了VPN会话的移交。这些特性带来了以下优势。首先,该网络可以保护用户的家庭网关免受恶意流量的攻击。其次,企业可以将VPN网关与企业防火墙分开,为每个小网段分配多个VPN网关。第三,网络可以进行基于会话的QoS管理。最后,所提出的方法使移动终端能够在切换接入网络时继续VPN会话。当我们使新兴的高速局域网应用程序在公共广域网上可执行时,这些优点是有价值的。
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引用次数: 1
期刊
2008 First ITU-T Kaleidoscope Academic Conference - Innovations in NGN: Future Network and Services
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