张春刚

Contact-type anti-electric shock switch

张军, 杨帆, 潘晓南, 2015 .

Avalanche photodiode bias circuit and optical transmission equipment having the circuit

张春刚, 2008 .

Burst power monitoring unit and optical line terminal provided with same

张春刚, 2009 .

Inserting/pulling type light transmit-receive integrated module for Ether passive optical network

张春刚, 2008 .