OPTICAL LINE SYSTEM Product Brochure IP over DWDM
22Pages

OPTICAL LINE SYSTEM Product Brochure

CONTENTS ֍ IP over DWDM ֍ Key elements for optical layer deployment ֍ Fiberroad Optical Line System ֍ Attenuation solution – EDFA ֍ Attenuation solution – SOA ֍ Attenuation solution – Raman Amplifier ֍ Dispersion solution – FBG-DCM ֍ Dispersion solution – Tunable-DCM ֍ Optical Line Protection

'Internet Protocol (IP) over DWDM' is the concept of sending data packets over an optical layer using DWDM for its capacity and other operations. In the modern day world, the optical layer has been supplemented with more functionality, which were once in the higher layers. This creates a vision of an all-optical network where all management is carried out in the photonic layer. The optical network is proposed to provide end-to-end services completely in the optical domain, without having to convert the signal to the electrical domain during transit.Transmitting IP directly over DWDM has...

Optical Signal-to-Noise Ratio (OSNR) P WDM Signal OSNR is a measure of the ratio of signal level to the level if system noise As OSNR decreases, possible errors increase OSNR is measured in decibels(dB) EDFAs are the sourse of noise The attenuation of the optical fiber is a result of two factors, absorption and scattering. Additionally caused by passive media components, such as cables, cable splices, and connectors. Material Dispersion occurs because the speed of light varies at different wavengths through glass Waveguide Dispersion caused because light is being transmitted in the fiber’s...

OPTICAL LINE SYSTEM Open Structure Pay as you need Centralized Structure Unified Management Efficient network management (Coming soon） Alarm Management Support audio,Email/SMS, Real time monitoring Security Linux operating system SSH,SSL,SNMPv1,v2 Topology Discovery E-map location, fault locatiom 5

Attenuation Solution Optical Fiber Booster Amplifier Open Structure Centralized Structure Optical Fiber In-line Amplifier EDFAs are used as a booster, inline, and pre-amplifier in an optical transmission line, as schematically shown in Figure 1. The booster amplifier is placed just after the transmitter to increase the optical power launched to the transmission line. The inline amplifiers are placed in the transmission line, compensating the attenuation induced by the optical fiber. The pre-amplifier is placed just before the receiver, such that sufficient optical power is launched to the...

Attenuation Solution

Attenuation Solution Gain (dB) In-Line-Amp In-Line-Amp，Max.Output 16dBm，Gain 20dB 20dB，With OSC In-Line-Amp，Max.Output 16dBm，Gain 20dB 20dB，Without OSC Midstage accessIn-Line-Amp， Max.Output 16dBm，Gain 20dB，With 20dB OSC，Midstage insertion loss 8dB Midstage accessIn-Line-Amp， Max.Output 16dBm，Gain 20dB， 20dB Without OSC，Midstage insertion loss 8dB In-Line-Amp，Max.Output 20dBm，Gain 20dB 20dB，With OSC In-Line-Amp，Max.Output 20dBm，Gain 20dB 20dB，Without OSC Midstage accessIn-Line-Amp， Max.Output 20dBm，Gain 20dB，With 20dB OSC，Midstage insertion loss 8dB Midstage accessIn-Line-Amp， Max.Output...

Attenuation Solution An SOA (Semiconductor Optical Amplifier) is a semiconductor element that amplifies light. Antireflective processing is applied on both facets of a semiconductor laser to eliminate the resonator structure. When light enters from outside the semiconductor, the light is amplified by stimulated emission. SOA is used for amplifying an optical signal. SOAs are included in the optical transceiver modules used for communication between data centers to amplify the optical signal in the 1.3 um band used for Ethernet communication in order to compensate for transmission loss....

Attenuation Solution Raman Amplifier Specifications Coupler A Raman-Amplifier uses the effect of Raman scattering. For this purpose, light with high power and a corresponding wavelength is pumped into the fiber. Amplification is performed if the incoming wavelength lies within the Raman gain spectrum. Signal Fiber Cable Length L Pump Laser Counter Pump Advantages of Raman Amplifiers •Ultra-wideband amplifiers: The gain wavelengths of Raman amplifiers depend on pump light wavelengths. Theoretically, optical signals of any wavelength can be amplified when the pump light wavelength is proper....

Dispersion Solution Dispersion compensator Dispersion-Compensating Fiber(DCF) Since dispersion is inevitable in optical fibers, dispersion-compensating fibers, such as those sold on this page, can be incorporated into optical systems. The overall dispersion of these fibers is opposite in sign and much larger in magnitude than that of standard fiber, so they can be used to cancel out or compensate the dispersion of a standard single-mode fiber, such as a nonzero dispersion-shifted fiber. A negative dispersion slope enables effective cancellation of dispersion over a larger wavelength range,...

Dispersion Solution Dispersion compensator Fiber Bragg grating (FBG) Communication and internet service providers (CSP & ISP) are looking for ways to increase data rates in next-generation DWDM networks. In particular, data-center interconnect (DCI)/enterprise , fiber-to-the-premises (FTTx) and 5G X-Haul networks using intensity modulation direct detection (IMDD) require a simple, cost-effective, and reliable chromatic dispersion compensation solution when increasing the reach and data rate under which they operate. Fiberroad FBG-based DCM have been widely deployed as essential components...

Dispersion Solution Dispersion compensator Tunable Dispersion Compensator (TDCM) The Fiberroad TDCM series is the only G.652 slope-matched tunable chromatic dispersion compensator on the market that provides adjustable, simultaneous compensation for all channel across the entire C-band, all within a single device . System vendors who serve communication and internet service providers (CSP & ISP) are seeking ways to increase data rates in next-generation DWDM access networks. This is particularly true for data-center interconnect (DCI)/enterprise, fiber-to-thepremises (FTTx), and 5G X-Haul...