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1 Tb/s·km WDM Transmission over Multimode Fibre Link
WDM Transmission Multimode Fibre Link
2008/7/31
We demonstrate 1 Tb/s·km WDM error-free transmission (highest reported value to our knowledge) over a MMF link by a combination of low-linewidth lasers and central launch.
Performance comparison of radio-over-fibre UWB distribution in SSMF and MMF optical media
radio-over-fibre UWB distribution SSMF MMF optical media
2008/7/31
The performance of OFDM and IR-UWB radio-over-fibre distribution by direct and external modulation on SSMF/MMF is presented. Both UWB implementations achieve 75 km reach on SSMF.
Coherent Detection of Wavelength Division Multiplexed Phase- Modulated Radio-over-Fibre Signals
Wavelength Division Multiplexed Phase- Modulated Radio-over-Fibre Signals
2008/7/31
A WDM phase-modulated Radio-over-Fibre link using digital coherent detection is experimentally demonstrated.3x50Mb/s WDM transmission of a BPSK modulated 5GHz RF carrier is achieved over 25km.
640 Gbit/s Time-Division Add-Drop Multiplexing using a Non-Linear Polarisation-Rotating Fibre Loop
Time-Division Add-Drop Multiplexing Non-Linear Polarisation-Rotating Fibre Loop
2008/7/31
We report the first demonstration of error-free 640 Gbit/s time-division add-drop multiplexing, performed by non-linear polarisation-rotation using a loop with a polarisation-maintaining HNLF.
Programmable all-fibre optical pulse shaper based on time-domain binary phase-only linear filtering
Programmable all-fibre optical pulse shaper time-domain binary phase-only linear filtering
2008/7/31
We demonstrate an all-fibre time-domain phase-only filtering system for arbitrary temporal optical pulse shaping, which is programmable using electro-optic phase modulator driven by a binary signal.
40 Gbit/s Directly Modulated Passive Feedback DFB Laser for Transmission over 320 km Single Mode Fibre
Modulated Passive Feedback DFB Laser Transmission Single Mode Fibre
2008/7/31
A passive feedback section 1.5 μm DFB laser is applied as 40 Gbit/s transmitter. The error free transmission over 320 km SMF demonstrates the good performance of this compact and low cost device.
Al-free core composition bismuth-doped optical fibre with luminescence band at 1300 nm
Al-free core bismuth-doped optical fibre luminescence band
2008/7/31
Fabrication technique and spectroscopic study of MCVD Bi-Na-doped phosphosilicate glass core optical fibres are discussed. The fibres reveal a broadband luminescence with the maximum in 1300 nm range.
Direct amplification of picosecond pulses in erbium fibre to 127 kW peak power without pulse break-up
Direct amplification picosecond pulses erbium fibre
2008/7/30
Picosecond pulses are directly amplified in a core pumped erbium fibre with effective area 1170- μ m 2 to record diffraction limited 67- nJ pulse energy and 127- kW peak power without pulse break-up.
Bend-Induced Transformation of the Transmission window of a Large-Mode-Area Bragg Fibre
Transmission window Large-Mode-Area Bragg Fibre
2008/7/30
We study the effect of bends on the transmission window of the first PCVD large-mode-area Bragg fibre. The origin and the consequences of this effect are also presented.
Experimental generation of extreme-value optical rogue-wave structures in fibre Raman amplifiers
extreme-value optical rogue-wave structures fibre Raman amplifiers
2008/7/30
We report experimental observation of optical rogue wave extreme value fluctuations due to pump-signal noise transfer in a fibre Raman amplifier. Experimental results are in good agreement with numeri...
We present the first experimental demonstration of a Raman fibre laser operation with a resolvable ~0.6 kHz mode spacing operating at 1551nm. Our laser has a record cavity length of 165 km.
High efficiency supercontinuum generation using ultra-long Raman fibre cavities
High efficiency supercontinuum Raman fibre cavities
2008/7/30
Supercontinuum generation in a multi-fibre ultra-long Raman fibre laser cavity is investigated experimentally. By using this cavity configuration we demonstrate improved spectral flatness and supercon...
Low Cost Transparent Radio-over-Fibre System for UWB Based Home Network
Transparent Radio-over-Fibre System UWB Based Home Network
2008/7/30
We show for the first time the feasibility of a multipoint to multipoint architecture for the distribution of ultra wide band radio signals over multimode fibre with low cost components.
Exploring capacity limits of fibre-optic communication systems
Exploring capacity limits fibre-optic communication systems
2008/7/30
The problem of evaluating the maximum rate of transmission of information, or capacity, of fibre-optic communication systems is discussed. We will describe a procedure we developed to derive a lower b...
Compensation of fibre impairments in digital coherent systems
Compensation fibre impairments digital coherent systems
2008/7/30
Coherent detection combined with digital signal processing (DSP) is a symbiotic relationship. Not only does DSP relax the requirements on the coherent receiver but it permits digital compensation of f...