All Dr. Alex Jinsung Choi articles – Page 2

  • dtw101-tt-standalone-5g-samsung
    Network & Infrastructure

    Deutsche Telekom, Samsung team up on standalone 5G

    2021-01-28T16:32:00Z

    Samsung massive MIMO radio put through its paces in Czech city of Pilsen. Project enables first massive MIMO call on end-to-end 5G architecture within Deutsche Telekom’s European footprint. Tie-up marks another (but still rare) appearance for the South Korean vendor in DT’s orbit.

  • Dr. Alex Jinsung Choi
    Partnerships & Alliances

    Deutsche Telekom sheds its TIP spectator tag

    2020-11-01T17:41:00Z

    Group backs OpenBNG, a new transport initiative from OOPT project group, champions new O-RAN/TIP lab in Berlin, and involved in technical RFI for OpenSoftHaul solution. DT is absent, however, from new Solution Groups, focused on “end-to-end” virtualised networks.

  • Vodafone emerging as TIP’s most valuable player
    Premium

    Vodafone emerging as TIP’s most valuable player

    2020-10-15T13:41:00Z

    Leads way in sourcing ‘open’ radio hardware suppliers. Targets DU/CU disaggregation and white-box base stations. Involved in raft of new TIP initiatives, including Solution Groups, OpenBNG, and MUST. Tenorio insists commercial deployments to date are “tip of the iceberg”.

  • Dr. Alex Jinsung Choi
    Innovation (R&D)

    Deutsche Telekom champions new TIP/O-RAN lab in Berlin

    2020-10-07T17:57:00Z

    Choi talks of “new level of collaboration”, as joint O-RAN/TIP lab becomes available for open RAN testing at DT’s facilities in Berlin. Hails recent European O-RAN/TIP plugfest a success. Berlin lab available for open BNG testing, “as soon as systems are available”.

  • dtw097-tt-access-4
    Network & Infrastructure

    Deutsche Telekom’s bumpy journey to software telco: Part II

    2020-09-11T13:45:00Z

    First commercial Access 4.0 deployments imminent, but project far from completion. Silicon not yet ready for speedy service introduction. Prototypes of a converged Access 4.0 architecture not expected until 2022. Making sure organisational change keeps up with technology advances a constant challenge.

  • dtw#97-alex-jinsung-choi
    Network & Infrastructure

    Deutsche Telekom’s bumpy journey to software telco: Part I

    2020-09-10T16:42:00Z

    Choi highlights importance of end-to-end service orchestration and automation… but accuses some open-source industry bodies of work duplication and low ambition. Resistance to disaggregation from established vendors still a problem… but promise of new business models, lower TCO, and faster time-to-market convince DT that software journey is necessary.