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LTE & VoLTE Architecture: Part 1

LTE & VoLTE Architecture: Part 2

  • Nishith

    Reference Signal Power Boosting in LTE

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    Each cell in an LTE radio network sends a cell-specific reference signal (RS) from its transmit antennas. The transmit power of a resource element (RE) carrying such reference signal can be set to be the...
  • Yiping

    What are Localized and Distributed Transmissions for EPDCCH?

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    In the previous blog, we have discussed what EPDCCH is and why we need it. We have known that, by and large, EPDCCH is transmitted on RBs in PDSCH region which have been configured for EPDCCH. This blog...
  • Yiping

    Enhanced Physical Downlink Control Channel (EPDCCH)

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    Why do we need the EPDCCH? In LTE release 8, all the (Layer 1) L1 control information is transmitted on the control region of subframes (i.e., first few OFDM symbols of each subframe). As shown in...
  • Omar

    The role of OpenFlow in CSPs’ SDN based network?

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    Software Defined Networks, (SDN), is a key part of the network transform efforts. In a simplified summary, SDN separates the control and data forwarding planes. As shown in the figure below, instead of...