Location History:
- Ithaca, NY (US) (2007 - 2009)
- Toledo, ES (2008 - 2009)
- Madrid, ES (2013)
Company Filing History:
6 out of 1,521 
1 out of 8,375 
1 out of 4,554 
Years Active: 2007-2013
Title: Inventor Profile: Carlos Angulo Barrios
Introduction
Carlos Angulo Barrios, based in Toledo, Spain, is a notable inventor with a strong focus on advancements in optical amplification and light-emitting technologies. With a remarkable portfolio of 7 patents, Carlos has made significant contributions to the field of microphotonics and semiconductor technology.
Latest Patents
Among his latest inventions are two pivotal patents. The first is the "Electrically Pumped Extrinsic Semiconductor Optical Amplifier with Slot Waveguide." This innovative optical amplifier operates on a silicon platform and features a unique configuration with a pair of doped device layers surrounding a gain medium that utilizes extrinsic gain materials. This design allows for efficient light signal confinement and enables the optical amplifier to be either electrically or optically pumped.
The second notable patent is the "Light Emitting Slot-Waveguide Device." This invention encompasses an electroluminescent material slot waveguide that generates light via current injection. It can be integrated into optical resonators like ring resonators or distributed Bragg reflectors, featuring an anode and cathode for electrical stimulation. Furthermore, this design allows for the formation of compact, electrically driven resonant cavity light-emitting devices (RCLED) suitable for silicon microphotonics. Various rare-earth ions, such as erbium, terbium, and ytterbium, can be employed to dope SiO2, enabling light emission at diverse wavelengths.
Career Highlights
Carlos has had a distinguished career, working with esteemed organizations such as Cornell Research Foundation Inc. and the Massachusetts Institute of Technology (MIT). His experiences at these institutions have allowed him to engage in cutting-edge research and drive innovation in his field.
Collaborations
Throughout his career, Carlos has collaborated with prominent colleagues, including Michal Lipson and Roberto R. Panepucci. These partnerships have further enriched his research and patent development, enabling insights and advancements in optical technologies.
Conclusion
In summary, Carlos Angulo Barrios stands out as a leading inventor whose work in optical and semiconductor technologies has the potential to influence various applications in modern electronics and communication systems. With a commitment to innovation and a robust portfolio of patents, he continues to contribute significantly to his field.