QNUS: Reducing Terminal Resources in Quantum Secure Direct Communication Network Using Switches

<div>Structure of node <i>B</i> in Figure <a href="../fig4/">4</a>. The light gray area indicates node <i>B</i> which connects to nodes <i>A</i> and <i>C</i> through links 1 and 4. SW: optical switch. Tx and Rx: QSDC transmitter and receiver.</div>

Quantum Engineering

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Figure 6

Figure 6: QNUS: Reducing Terminal Resources in Quantum Secure Direct Communication Network Using Switches 