Numerical Simulation on Electrical-Thermal Properties of Gallium-Nitride-Based Light-Emitting Diodes Embedded in Board

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="495981.fig.005a" src="https://static.hindawi.com/articles/aoe/volume-2012/495981/figures/495981.fig.005a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>20 um substrate without ITO</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="495981.fig.005b" src="https://static.hindawi.com/articles/aoe/volume-2012/495981/figures/495981.fig.005b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>300 um substrate without ITO</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="495981.fig.005c" src="https://static.hindawi.com/articles/aoe/volume-2012/495981/figures/495981.fig.005c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>300 um substrate with ITO</td></tr></table></td></tr><tr class="fig-image" id="d"><td><img alt="495981.fig.005d" src="https://static.hindawi.com/articles/aoe/volume-2012/495981/figures/495981.fig.005d.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(d) </b>LEDs with bonding wires</td></tr></table></td></tr><tr class="fig-image" id="e"><td><img alt="495981.fig.005e" src="https://static.hindawi.com/articles/aoe/volume-2012/495981/figures/495981.fig.005e.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(e) </b>LEDs without bonding wires</td></tr></table></td></tr></table>

<table>Temperature distribution simulations.</table>

Advances in OptoElectronics

fig5

Figure 5

Figure 5: Numerical Simulation on Electrical-Thermal Properties of Gallium-Nitride-Based Light-Emitting Diodes Embedded in Board 