Location History:
- Wiltshire, GB (2001)
- Didcot, GB (2003)
Company Filing History:
Years Active: 2001-2003
**Title: Innovator Spotlight: Emma Jane Clarissa Dawnay**
Introduction
Emma Jane Clarissa Dawnay is an accomplished inventor residing in Wiltshire, GB. With a remarkable track record, she holds three patents in the field of optical technology, showcasing her innovative contributions to the industry.
Latest Patents
Her most recent patents include:
1. **Electro Optic Modulator** - This invention describes a doped slab region designed for use around a ridge waveguide. It focuses on controlling the refractive index of the waveguide material, where the dopant is diffused from a side face of the etched region rather than the surface. This innovative approach allows for better control of the dopant profile and results in a vertically uniform current density.
2. **Branched Optical Waveguide and Its Method of Use** - This device features an upper silicon layer, which contains two optically connected rib waveguides. It employs dissimilar materials positioned between the waveguides and an electrical circuit that enables current to flow in both directions. The device utilizes the Peltier effect to simultaneously heat one waveguide and cool the other, showcasing a fascinating application of thermoelectric principles in optical technology.
Career Highlights
Emma is a key member of Bookham Technology Limited, where she continues to push the boundaries of innovation in optical devices. Her extensive research and development work has significantly contributed to advancements in the field.
Collaborations
Throughout her career, Emma has collaborated with esteemed colleagues, including Arnold Peter Roscoe Harpin and Ian Edward Day. Their joint efforts have facilitated the successful development of pioneering technologies within the optical and semiconductor industries.
Conclusion
Emma Jane Clarissa Dawnay exemplifies the spirit of innovation and dedication in the realm of optical technology. Her patents mark significant progress in optical waveguide design and modulation, contributing to the ongoing evolution of the field. Emma's work not only reflects her expertise but also inspires future generations of inventors.