TDD & Massive MIMO for 5G

TDD & Massive MIMO for 5G

A fundamental feature of wireless (duplex) bidirectional communication systems is the way to separate the transmitted and received signals. We almost always find that the standard either establishes alternating them in time intervals, with the device quickly switching...
ATM Security

ATM Security

Banks are currently one of the primary targets of criminals; quick access to cash or personal bank account information is a juicy haul. Automated teller machines (ATMs) are a security weak point and while bank-located machines usually have cameras and other security...
Wireless LAN – correctly installed in companies

Wireless LAN – correctly installed in companies

By now wireless LAN is not just a “nice to have“ gimmick anymore but an essential part of IT in companies. Depending on the industry or sector, the availability of a wireless LAN network is now often integrated as part of the workflows, besides the usual office...
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