Optoelectronics Technology Center
Professor Larry Coldren's Group
Department of Electrical & Computer Engineering
University of California, Santa Barbara

Joseph is interested in Vertical Cavity Surface Emitting Laser (VCSEL) design, growth, fabrication, and characterization.

Related Employment: Benq, Inc., Nat'l Taiwan University

Recent Publications:

“High-Speed Tapered-Oxide-Apertured 980 nm VCSELs Supporting Data Rates up to 30 Gb/s,” Y-C. Chang, C.S. Wang, and L.A. Coldren, Proc. 20th Annual Lasers and Electro Optics Society Meeting, paper no. WR 3, Lake Buena Vista, FL (October 21 – 25, 2007)

“High-Efficiency, High-Speed VCSELs with 35 Gb/s Error-Free Operation,” Y.-C. Chang, C.S. Wang, and L.A. Coldren, Electronics Letters, 43, (9), 1022-1023. (September 2007)

“Small-Dimension Power-Efficient High-Speed Vertical-Cavity Surface-Emitting Lasers,” Y.-C. C hang, C.S. Wang, and L.A. Coldren, Electronics Letters, 43, (7), pp. 396-397 (March 29, 2007)

"High-Efficiency, High-Speed VCSELs with Deep Oxidation Layers," Y.-C. Chang, C.S. Wang, L.A. Johansson, L.A. Coldren, Electronics Letters, 42, (22), pp. 1281-1282 (October 26, 2006)

“Accurate Carbon Doping System for Low-Voltage and Low-Loss VCSELs,” Y.-C. Chang, C.S. Wang, J.H. English, and L.A. Coldren, Proc. Electromagnetic Compatibility (EMC), paper no.Y8, University Park, PA (June 2006)

Professor Larry A. Coldren
Electrical and Computer Engineering
Santa Barbara, California 93106-9560
T: (805) 893-7104 F: (805) 893-4500
Email: coldren@ece.ucsb.edu

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Department of Electrical and Computer Engineering • Terms of Use
• Contact: roson@ece.ucsb.edu • Modified: December 6, 2007