搜索结果: 1-15 共查到“光学仪器及技术 PON”相关记录40条 . 查询时间(0.017 秒)
Broadband Ubiquitous Network Based on RoF-DAS over WDM-PON
Fiber optics communications Networks combinatorial network design
2015/5/26
This report is the first demonstration of RoF-DAS over WDM-PON with TDM techniques to realize a broadband ubiquitous wireless access with a gigabit-class throughput. The optical transmission performan...
Coherent Detection for 1550 nm, 5 Gbit/s VCSEL Based 40 km Bidirectional PON Transmission
Coherent Detection VCSEL Based Bidirectional PON Transmission
2015/5/22
Coherent detection of directly modulated 1550nm VCSELs in 5Gbit/s bidi-rectional 40km SSMF PON-links is presented. Receiver sensitivity of –37.3dBm after transmission is achieved with 30dB system marg...
40Gbit/s -tunable stacked-WDM/TDM-PON using dynamic wavelength and bandwidth allocation
Fiber optics communications Fiber optics components
2015/5/22
This paper proposes a configuration and a dynamic wavelength and bandwidth allocation for the upstream signal in 40Gbit/s -tunable stacked-WDM/TDM-PON. An upstream transmission experiment with...
A Cost-effective Pilot-Tone-based Monitoring Technique for Power Saving in RSOA-based WDM-PON
Cost-effective Pilot-Tone-based Monitoring Technique Power Saving RSOA-based WDM-PON
2015/5/21
We propose and experimentally demonstrate a simple and novel monitoring technique with the modulation of RSOA’s ASE by the pilot-tone monitoring signal at the ONU, to provide power saving in RSOA-base...
Cost-Effective and Power-Efficient Extended-Reach WDM/TDM PON Systems
Cost-Effective Power-Efficient Extended-Reach WDM/TDM PON Systems
2015/5/21
We propose a remote channel combine/split module for extended-reach WDM/TDM PON systems to significantly reduce initial investment with saving up to 60% and achieve good power efficiency when fully lo...
7dB Optical Power Budget Improvements of 11.25Gb/s Optical OFDM PON Systems Using Optical Filters
7dB Optical Power Budget Improvements 11.25Gb/s Optical OFDM PON Systems Optical Filters
2015/5/20
Wavelength offset super Gaussian optical filters enable 7dB increases in optical power budget of 11.25Gb/s optical OFDM PON systems using directly modulated DFBs, considerably relax filter bandwidth r...
7dB Optical Power Budget Improvements of 11.25Gb/s Optical OFDM PON Systems Using Optical Filters
7dB Optical Power Budget Improvements 11.25Gb/s Optical OFDM PON Systems Optical Filters
2015/5/20
Wavelength offset super Gaussian optical filters enable 7dB increases in optical power budget of 11.25Gb/s optical OFDM PON systems using directly modulated DFBs, considerably relax filter bandwidth r...
Gain-Clamped Semiconductor Optical Amplifiers for Reach Extension of Coexisted GPON and XG-PON
GPON XG-PON Gain-Clamped Semiconductor Optical Amplifiers
2015/5/18
Optical amplification of coexisted GPON and XG-PON upstreams is demonstrated using a gain-clamped semiconductor optical amplifier (SOA). With gain clamping, performance degradation due to the cross-ga...
Digital multi-rate receiver for 10GE-PON and GE-PON coexistence
GE-PON multi-rate receiver
2015/5/18
We demonstrate an NRZ multi-rate digital receiver capable of receiving upstream TDM traffic line-rates from GE-PON to 10GE-PON, that utilizes a simple optical front end and polyphase DSP at 2 samples ...
Present State of Standards for Ethernet PON Systems
Ethernet PON Systems Present State of Standards
2015/5/18
The past decade has witnessed a transformation of EPON from a research novelty into a mainstream broadband access technology. As EPON wins new ground and replaces older technologies, more and more SDO...
20 Gb/s WDM-PON System with 1 GHz RSOA using Partial Response Equalization and Optical Filter Detuning
20 Gb/s WDM-PON System Response Equalization GHz RSOA Optical Filter Detuning
2015/5/18
We report high speed operation in WDM-PON with low-bandwidth RSOA using partial response equalization and optical filter detuning techniques. 20 Gb/s transmission over 10 km fiber is demonstrated with...
32-Channel, Injection-Locked WDM-PON SFP Transceivers for Symmetric 1.25 Gbps Operation
32-Channel Injection-Locked WDM-PON SFP Transceivers 1.25 Gbps
2015/5/18
A 32-channel, WDM-PON SFP transceiver is demonstrated at 1.25 Gbps with C-band transmit and L-band receive functionality. The transceiver is based on a wide-band, injection-locked Fabry-Perot laser. B...
System Impairments and Performance Implications of ASE Seeded WDM PON Systems
ASE Seeded WDM PON Systems Performance Implications System Impairments
2015/5/18
Systematic analysis of various impairments in ASE seeded WDM PONs is presented and transmission performance limitations are determined in this paper. From a system perspective,characteristics of color...
Tuning Methods for Uncooled Low-Cost Tunable Lasers in WDM-PON
Tuning Methods Uncooled Low-Cost Tunable Lasers WDM-PON
2015/5/18
This paper investigates tuning of uncooled low-cost lasers without an integrated wave locker via a shared, centralized wave locker in a WDM-PON context.
PON Test Systems–From theory to field deployments
field deployments theory PON Test Systems
2015/5/18
This paper presents the first feedback from field experiments of remote fiber testing systems using U band, new High Resolution OTDR and Out-of-band reflective markers installed on the ONT side.