DFB laser diode structure having complex optical grating couplin

DFB laser with a distributed reflector and photonic band gap

DFB semiconductor laser device

DFB semiconductor laser device having ununiform arrangement...

Diffraction grating with alternately-arranged different regions,

Direct amplitude modulation of lasers

Distributed bragg reflector for optoelectronic device

Distributed bragg reflector for optoelectronic device

Distributed Bragg reflector laser for frequency modulated commun

Distributed bragg reflector type semiconductor laser

Distributed bragg reflector using AIGaN/GaN

Distributed bragg reflectors incorporating SB material for...

Distributed feedback (DFB) quantum dot laser structure

Distributed feedback laser

Distributed feedback laser

Distributed feedback laser device

Distributed feedback laser device and method for...

Distributed feedback laser device high in coupling...

Distributed feedback laser diode

Distributed feedback laser diodes with selectively placed lossy