BIMBERG CHINESE-GERMAN CENTER FOR GREEN PHOTONICS
 
“Quantum technologies will enable more energy efficient photonic systems for a sustainable society”

Patent families

Recently filed/received by team members and exploited in the Center

VCSELs:

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01.01.2021

Patent 4: G. Larisch, Tian Sicong and D. Bimberg: "Multi-Section VCSEL", EP 20 210 737.1 + US 17/170,709 + Chinese application submitted

enabling VCSELs with switchable properties and/or polarization multiplexing both in a single mesa device

 Patent 4a.pdf
 Patent 4b.pdf


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High Brightness Edge Emitting Lasers:

1.1.2021, 00:00

Patent 5: V. Kalosha and D. Bimberg: "Device comprising a high brightness broad-area edge-emitting semiconductor laser and method of making them", US 9,705,285 and EP 15 152 286.9

HIBBEE Laser, suppression of higher order modes leading to record high brilliance fundamental mode, based on modified vertical photonic band gap epi structure   mehr


1.1.2021, 00:00

Patent 6: V. Kalosha, K. Posilovic and D. Bimberg: "Device comprising a Laser", US 8,396,091 and EP 12 702 454.5

Corrugated lateral waveguide structure leading to suppression of higher order modes and increased output power of fundamental mode and minumum astimatism in the micron range    mehr




Mode locked lasers

01.01.2021, 00:00

Patent 7: D. Arsenijevic, M. Kleinert, D. Bimberg: "Optoelectronic Oscillator", US 9,780,525 + EP 14 742 458.4 + GER 102 013 211 633.0

suppression of timing jitter in mode-locked multi-GHz lasers to the fs-range by simple passive back-coupling of small proportion of light   mehr




 
 
 
 
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