搜索结果: 1-15 共查到“知识库 光学工程 Photonics”相关记录27条 . 查询时间(0.362 秒)
An integrated tunable C band laser fabricated in a commercial CMOS foundry is discussed. The laser is embedded in the silicon chip, and is hermetically sealed. Preliminary optical characterization res...
100 Gbit/s Wireless Link with mm-Wave Photonics
100 Gbit/s Wireless Link mm-Wave Photonics
2014/11/6
We demonstrate a single-input single-output photonic wireless link at 237.5 GHz with record 100 Gbit/s data transmission over 20 m. We use an optical heterodyne I/Q transmitter and a state-of-the-art ...
We present a dynamical analysis of lossless intensity modulation in two different ring resonator geometries. In both geometries, we demonstrate modulation schemes that result in a symmetrical output w...
Photonics for HPEC: A Low-Powered Solution for High Bandwidth Applications
Photonics HPEC: A Low-Powered Solution High Bandwidth Applications
2011/5/25
Photonics offer high bandwidth for minimal power. While critical for the future of HPC, this has an immediate impact in HPEC, where power is critical. Here, a 4-10x improvement in performance/watt can...
Silicon Photonics Technologies for Monolithic Electronic-Photonic Integrated Circuit Applications
Integrated optics devices Optoelectronics Semiconductors
2011/5/22
By leveraging on the wealth of Si-CMOS technology know-how and the largely available infrastructures, the fundamental photonic device building blocks and circuit integration platform,essential for the...
Atacama Large Millimeter Array Local Oscillator: How Photonics is Enabling Millimeter-wave Astronomy
Telescopes Phased Array Imaging Systems
2011/5/21
In this talk we will describe the unique photonic technology that provides the reference for the local oscillator system of the ALMA millimeter wave radio telescope as well as describing the “down-str...
Ultra-Stable Radar Signal from a Photonics-Assisted Transceiver Based on Single Mode-Locking Laser
Ultra-Stable Radar Signal Photonics-Assisted Transceiver Based Single Mode-Locking Laser
2011/5/20
A novel RF-generating scheme exploits a commercial optical I/Q modulator to allow using a single mode-locking laser for both radar transmitter and receiver, making the solution attractive for immediat...
A Polarization Diversity Circuit for Silicon Photonics
Silicon Photonics Polarization Diversity Circuit
2011/5/15
A polarization diversity circuit in silicon waveguide was developed. The polarization dependent loss is 0.5dB. The insertion loss from the polarization diversity components is 3dB. The extinction rati...
Silica Nano-Networks as Stretches on Segmented SU8 Rods for Sub-Wavelength Photonics
Optical Properties, CdBr2, WIEN2k, FP-LAPW, DFT, GGA
2011/3/11
The optical properties of CdBr2 were studied by first principle using the density functional theory. The dielectric functions and optical constants are calculated using the full potential-linearized a...
A Programmable Optical Filter Unit Cell Element for High Resolution RF Signal Processing in Silicon Photonics
Radio frequency photonics Analog Optical Signal Processing Integrated Optics
2010/6/10
We demonstrate the first reconfigurable, cascadable silicon photonics unit cell fabricated in commercial wafer-scale processes using a single 500ps delay line and allowing independent FIR and IIR resp...
Ultrasmall Arrayed Waveguide Grating Multiplexer using InP-based Photonic Wire Waveguide on Si wafer for III-V CMOS photonics
Photonic integrated circuits Integrated optoelectronic circuits Waveguides
2010/6/9
Extremely compact low-loss 4 channel arrayed waveguide grating with 147×92 μm 2 device size was demonstrated using ultrahigh index contrast InGaAsP photonic wire waveguides on Si, compatible for the m...
An Ultra Low Power CMOS Photonics Technology Platform for H/S Optoelectronic Transceivers at less than $1 per Gbps
Fiber optics and optical communications Integrated optics Optoelectronics Modulators Semiconductors Systems
2010/6/8
We have demonstrated a CMOS Optoelectronic technology platform, using a 650mW 4x10-Gb/s 0.13 μm silicon-on-insulator integrated transceiver chip, co-packaged with an externally modulated laser, to ena...
Heterogeneously Integrated SOI Compound Semiconductor Photonics
Heterogeneously Integrated SOI Compound Semiconduc Photonics
2009/7/15
We present a review of recent progress in III-V on silicon heterogeneous integration technology. Both fabrication technology and devices are discussed.
To clear fundamental limits of electrical interconnection, WDM optical interconnection should be implemented in Si photonics. Challenging issues are strongly connected with temperatures in CMOS proces...
ePIXfab, A European Platform for Silicon Photonics R&D
ePIXfab European Platform Silicon Photonics R&D
2009/7/15
ePIXfab has set up multi project wafer access to silicon photonics technology for R&D purposes. The progress and challenges on the way towards a mature silicon photonics platform are discussed.