Optical proximity communication using reflective mirrorsXuezhe Zheng
SUN Microsystems Inc, 9515 Towne Centre Dr, San Diego, CA 92121, USA
Opt Express 16:15052-8. 2008
..With wavelength division multiplexing (WDM) enabled OPxC, very high bandwidth density I/O, orders of magnitude higher than the traditional electrical I/O, can be achieved for silicon chips...
A sub-picojoule-per-bit CMOS photonic receiver for densely integrated systemsXuezhe Zheng
Sun Microsystems Physical Sciences Center, San Diego, CA 92121, USA
Opt Express 18:204-11. 2010
..Small signal measurements of the CMOS Ge waveguide detector showed a 3dB bandwidth of 10GHz at 1V of reverse bias, indicating that further increases in transmission rate and reductions of energy-per-bit will be possible...
- Ultra-low-energy all-CMOS modulator integrated with driver
Xuezhe Zheng
Sun Microsystems Physical Sciences Center, San Diego, CA 92121, USA
Opt Express 18:3059-70. 2010
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- A tunable 1x4 silicon CMOS photonic wavelength multiplexer/demultiplexer for dense optical interconnects
Xuezhe Zheng
Sun Microsystems Physical Sciences Center, San Diego, CA 92121, USA
Opt Express 18:5151-60. 2010
..We demonstrated accurate channel alignment to WDM ITU grid wavelengths using integrated silicon heaters with a tuning efficiency of 90 pm/mW. Using this device in a 10 Gbps data link, we observed a low power penalty of 0.6 dB...
- Ultralow-loss, high-density SOI optical waveguide routing for macrochip interconnects
Guoliang Li
Oracle Labs, Oracle, San Diego, CA 92121, USA
Opt Express 20:12035-9. 2012
..Combined with tight bends and compact interlayer grating couplers, we demonstrate a complete toolbox for ultralow-loss, high-density waveguide routing for macrochip interconnects...
- Highly-efficient thermally-tuned resonant optical filters
John E Cunningham
Oracle, 9515 Town Centre Drive, San Diego, CA 92121, USA
Opt Express 18:19055-63. 2010
..Our criterion is defined as the unit of power to shift the device resonance by a full 2π phase shift...
- Enhanced optical bistability from self-heating due to free carrier absorption in substrate removed silicon ring modulators
Xuezhe Zheng
Opt Express 20:11478-86. 2012
..The frequency response of this effect was measured to be about 100~200 kHz...
- Ultra-efficient 10 Gb/s hybrid integrated silicon photonic transmitter and receiver
Xuezhe Zheng
Oracle Labs, San Diego, California 92121, USA
Opt Express 19:5172-86. 2011
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- 25Gb/s 1V-driving CMOS ring modulator with integrated thermal tuning
Guoliang Li
Oracle Labs, Oracle, San Diego, California 92121, USA
Opt Express 19:20435-43. 2011
..19 nm/mW. Based on microwave characterization and circuit modeling, the modulation energy is estimated ~7 fJ/bit. The whole device fits in a compact 400 μm2 footprint...
- Improving CMOS-compatible Germanium photodetectors
Guoliang Li
Oracle Labs, Oracle, San Diego, California 92121, USA
Opt Express 20:26345-50. 2012
..The resulting photodetectors with 10 μm Ge length manufactured in a commercial CMOS process achieve >0.8 A/W responsivity over the entire C-band, with a device capacitance of <7 fF based on measured data...
- A macrochip interconnection network enabled by silicon nanophotonic devices
Xuezhe Zheng
Sun Microsystems, CTO Physical Sciences Center, San Diego, CA 92121, USA
J Nanosci Nanotechnol 10:1616-25. 2010
..Performance analysis shows that the wavelength-division multiplexing point-to-point network offers better overall performance over other optical network architectures...
