搜索结果: 1-15 共查到“光学工程 PRE”相关记录17条 . 查询时间(0.093 秒)
Long-Range Distributed Strain and Temperature Sensing with 40-cm Spatial Resolution Based on DPP-BOTDA Employing Optical Pre-Amplification and Simplex Coding
Fiber optics sensors Stimulated scattering
2015/5/25
Sub-meter resolution sensing has been achieved employing linear pre-amplification with Simplex-coded pulses employing DPP-BOTDA. Results demonstrate a spatial resolution of ~40 cm over 56km sensing fi...
25-Gb/s Transmitter for Optical Interconnection with 10-Gb/s VCSEL Using Dual Peak-Tunable Pre-Emphasis
Optics in computing optical interconnects
2015/5/22
We developed a 25-Gb/s VCSEL transmitter with 10-Gb/s VCSEL. By driving standard 10-Gb/s VCSELs using pre-emphasis technology to overcome their optical bandwidth limit, we achieved clear eye opening a...
A Low Complexity Pre-Distortion Method for Intra-channel Nonlinearity
Low Complexity Pre-Distortion Method Intra-channel Nonlinearity
2015/5/21
We propose a low complexity intra-channel nonlinearity pre-distortion method based on symbol rate operation. The method is experimentally verified under a 43Gb/s DP-QPSK coherent system, and the perfo...
Long-Distance Standard Single-Mode Fiber Transmission of 40-Gbit/s 16QAM Signal with Optical Delay-Detection and Digital Pre-Distortion of Chromatic Dispersion
Long-Distance Standard Single-Mode Fiber Transmission Optical Delay-Detection and Digital Pre-Distortion Chromatic Dispersion
2015/5/21
Dispersion pre-distorted 40-Gbit/s 16QAM transmissions over 800-km standard-single mode fiber(~13300 ps/nm) using delay detection is demonstrated with large tolerance to laser phase noise (1-MHz linew...
Low Latency Transmission at 40 Gbps by Employing Electronic Pre-equalization Technology
Low Latency Transmission Electronic Pre-equalization Technology
2015/5/21
Dispersion compensation fiber is one of the causes of transmission delay in optical systems. We demonstrate a low-latency model system employing electronic pre-equalization. The pre-equalization techn...
Pulsed Fiber-MOPA source operating at 1550 nm with pulse distortion pre-compensation
Pulsed Fiber-MOPA source operating pulse distortio pre-compensation
2015/5/20
In this paper we present a diode-seeded pulsed Fiber-MOPA source operating in the telecommunication band with pulse distortion pre-compensation using arbitrary shaped input pulses. 100 ns long flat-to...
Equalization and Pre-distorted Schemes for Increasing Data Rate in In-door Visible Light Communication System
Equalization Pre-distorted Increasing Data Rate Visible Light Communication System
2015/5/18
We propose and demonstrate using signal pre-distortion and equalization schemes for increasing the data rate of the white-light LED communication system. Bit-error-rate of <10 -10 at 10-Mb/s operation...
Impact of Pulse Shaping on the SPM Tolerance of Electronically Pre-compensated 10.7 Gb/s DPSK Systems
Fiber optics communications Modulation
2015/6/9
Pulse shaping for electronic pre-compensation systems using differential phase shift keying modulation is experimentally shown to provide a 1.9 dB increase of the nonlinearity threshold.
Electronic Pre-Distortion Operating at 1 Sample/symbol with Accurate Bias Control for CD Compensation
Coherent communications Fiber optics links subsystems
2015/6/9
Electronic pre-distortion operating at 1 Sa/sym with anti-aliasing filter and accurate bias control is proposed. This approach guarantees Q penalty within 0.7 dB for 112 Gb/s DP-QPSK coherent system w...
Symmetric 10G-EPON ONU transceiver integrated with newly-developed burst-mode pre-bias timing control IC
Networks Optical communications
2015/6/4
We developed symmetric 10G-EPON ONU transceiver fully compliant with IEEE802.3av PR30.Output power of +5dBm, sensitivity of -32.4dBm, and fast LD turn-on/off time of 10ns/7ns were successfully achieve...
Reference MPO Connectors with Pre-Angled MT ferrules and measurements of fiber core position
Fiber optics components Fibers single-mode
2015/6/4
This paper describes the single mode 12-fiber reference MPO connector with insertion loss of no more than 0.15dB and core eccentricity of no more than 0.45μm.
RSOA-based 10.3 Gbit/s WDM-PON with Pre-Amplification and Electronic Equalization
Fiber optics communications Integrated optoelectronic circuits (250.5980) Semiconductor optical amplifiers
2015/6/4
A WDM-PON bidirectional architecture with 24-dB optical budget or 35-km SSMF at 10Gbit/s is demonstrated using a low bandwidth RSOA (~2GHz), assisted by electronic equalization and optimum offset filt...
Pre-compensation for the Effects of Cascaded Optical Filtering on 10 Gsymbol/s DPSK and DQPSK Signals
Pre-compensation Cascaded Optical Filtering Gsymbol/s DPSK DQPSK Signals
2015/7/17
The effects of cascaded optical filtering on 10 Gsymbol/s DPSK and DQPSK signals are mitigated by pre-compensation based on the use of digital signal processing to generate the drive signals for a dua...
80 Mbit/s Visible Light Communications Using Pre-Equalized White LED
Visible Light Communications Pre-Equalized White LED
2015/8/6
This paper reports an 80 Mbit/s OOK-NRZ Visible Light Communications experimental link using a single pre-equalized 45-MHz bandwidth white LED.
Proactive Protection Based on Pre-FEC Statistics in pure IP Networks
Proactive Protection Pre-FEC Statistics pure IP Networks
2015/8/3
We extend the implementation of proactive protection to pure IP protection schemes and test its performance over a real DWDM system and additional failure modes: PMD injection and mechanical disconnec...