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  • Location: Home > About OKI > OKI Technical Review > 2009 No.215 Special Issue on Networks


    OKI Technical Review

    2009 No.215 Special Issue on Networks

    New Network Vision of OKI [117KB] PDF

    Hidetoshi Saigo, Executive Officer and General Manager, Carriers Business Division

    This paper provides a general description on the concept of the New Network Vision within the communication business at OKI, formulated with the understanding that changes have been taking place in the market environment of communication businesses in recent years. Explained herein are the activities employed as specific measures by corporate organizations in charge of the communication business at OKI, based on this New Network Vision at OKI, for migration from existing networks to the next generation networks that are taking place in the carrier network migration region, including activities that relate to the three network edge regions. Furthermore, procedures for the Network One-stop concept that utilize the collective strengths of the entire OKI Group are also described, as well as an explanation of the orientation of OKI in the communication market of the future.

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    The Development of CenterStage® NX3200, a Session Border Controller to Interconnect Next Generation Networks (NGNs) [864KB] PDF

    Kei Kato

    Providing a session border controller for enabling interconnection between NGNs has challenges to face, such as scalability, ensuring high reliability, absorbing inter-carrier differences, absorbing codec differences, and functional expandability. To solve these challenges, OKI has developed and manufactured CenterStage® NX3200. In this paper, we give an overview of the product and then describe how the product solves those challenges.

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    Next Generation Office Communications and ID Portability Technology [516KB] PDF

    Koji Sakurada, Hajime Hatanaka, Osamu Yamada

    This paper introduces the activities undertaken by OKI for the next generation of office communications, which is intended for improving productivity in the office, as well introducing an ID portability technology, which can be used to communicate in a way that is appropriate for any given situation of a user and to do so in a stylish manner.

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    The WiWiGW BR3000 Series WiMAX Wi-Fi Gateway [368KB] PDF

    Masahiko Hayashi, Kuniyuki Otake

    Mobile Worldwide Interoperability for Microwave Access (WiMAX) services, on a global standard, have been launched as the next generation broadband communication services. This paper describes the positioning, use and issues of mobile WiMAX, as well as introduces the gateway equipment (WiWiGW), which facilitates the connection of Wi-Fi terminals to mobile WiMAX networks, the use of WiMAX communication components with a WiMAX-USB adaptor for personal computers and the use of mobile WiMAX with a variety of mobile WiMAX communication modes.

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    Voice Band Widening Technology   - Voice Band Enhancer - [1,092KB] PDF

    Hiromi Aoyagi, Atsushi Tashiro

    A wideband voice service that has the capability of providing call conversations with a voice quality much closer to natural voice than the voice through telephone services so far available is becoming popular. This paper offers descriptions on the issues relating to the popularization of the service, as well as the activities undertaken by OKI to resolve such issues and facilitate practical implementation of band widening functions.

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    Standardization Trends of Internet Protocol Television (IPTV) and Activities Undertaken by OKI [323KB] PDF

    Hideki Yamamoto

    The standardization of specifications for content, services, networks and terminals is essential for the popularization of Internet Protocol Television (IPTV). Standardization is being promoted at the International Telecommunication Union (ITU-T), which is responsible for establishing communication related global standards. This paper describes the standardization trends of IPTV and the activities undertaken by OKI.

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