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  • OSP (Outside Plant)By SUN Telecom

    FTTx FTTH Solutions

  • 1. FTTx Cable Network Overview

    2. ODN Architecture Analysis

    3. Node Design

    4. Fiber Optic Cable

    5. Fiber Optic Terminal Equipment

    6. Fiber Optic Passive Components

    7. Other Equipments

    8. Information Pipeline Design

    9. Light Budget Calculation

    CONTENTS

    FTTx FTTH Solutions

  • FTTx Cabling System consists of fibers,

    terminal devices, passive components, etc for

    connecting between OLTs and ONUs

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Distribution Splitting

    Aggregation Splitting

    Centralized Splitting

    FTTx FTTH Solutions

  • Cascading Splitting (1 x 8 / 1x 4 or 1x 4 / 1x 8)

    FTTx FTTH Solutions

  • Placement

    POS Located in LCP and NAP

    Features

    Multi-point testing and maintenance

    High optical loss

    Low OLT PON port utilization rate

    Complicated network structure, hard to maintain

    Application

    Aerial access method

    Network reform

    FTTx FTTH Solutions

  • Single Splitting (1 : 32)

    FTTx FTTH Solutions

  • Placement

    LCP

    Features

    Integrated link testing and user management

    Low optical loss

    High OLT PON port utilization rate

    Low cost for splitter

    Simple network topology, easy to maintain

    Application

    Duct access method

    New project

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Placement

    Central Office

    Features

    Single point link testing and maintain

    Low Optical loss

    High OLT PON port utilization rate

    Low cost for splitter

    Dedicated cable for each house

    Flexible topology

    Huge infrastructure cost

    Application Duct access, new project, user close to CO

    FTTx FTTH Solutions

  • OLT Central Office

    Local Convergence Point

    Network Access Point

    User Terminal

    FTTx FTTH Solutions

  • OLT Central Office deployment and design

    requirement

    OLT central office should be easy to handling large

    equipment

    Enough space for device installation and storage

    Good working environment (Temperature & Humidity)

    Central Office construction standard

    CO with fire safety equipment

    The CO should far away from high-intensity vibration

    source, noise source, electromagnetic interference, and

    flammable and explosive materials

    FTTx FTTH Solutions

  • Provide -48V power supply

    Highest power load requirement that the area

    can have

    Individual power line access, dedicated power

    distribution box

    UPS power supply

    FTTx FTTH Solutions

  • AC/DC Power supply grounding

    Section size of grounding wire should greater

    than 25mm2

    Ground resistance should be less than 5 ohm

    FTTx FTTH Solutions

  • User aggregation point

    Located in place that is easy to manage and

    maintain

    Building distributor, vertical shaft, outdoor

    optical cross-connection cabinet, man hole,

    pole etc

    Active connection, easy to inspect and

    maintain

    FTTx FTTH Solutions

  • Close to subscriber

    The terminal device can not too big

    Floor vertical shaft, staircase, electrical pole

    Distribution cable spliced with drop cable

    FTTx FTTH Solutions

  • For FTTH application, dedicated box for install

    ONU, embedded on the wall

    Local power supply

    FTTx FTTH Solutions

  • Feeder Fiber Cable

    Distribution Fiber Cable

    Drop Cable

    FTTx FTTH Solutions

  • Feeder Cable for connection Cable from ODF

    in central office and splitter distribution cabinet

    in LCP

    Application : Direct burial, Duct installation,

    Aerial

    FTTx FTTH Solutions

  • GYTA53 Cable

    Features 2 ~ 144 cores

    Dual Armor dual jacket, gel-filled loose tube cable

    High mechanical properties

    Application: Duct, aerial (lashed), direct burial

    FTTx FTTH Solutions

  • GYTC8S Fiber Cable

    Features Armored, stranded gel-filled loose tube cable (Non-

    armor available)

    Stranded steel wires as self-supporting unit

    High mechanical properties

    Application: Aerial with

    self-support

    FTTx FTTH Solutions

  • GYFDTS Ribbon Fiber Cable

    Features Armored, gel-filled loose tube cable

    Non-metallic central strength member

    Application: Duct, Aerial (lashed)

    FTTx FTTH Solutions

  • For connection Splitter distribution point to fiber

    distribution point, Indoor or outdoor application

    0.9mm Distribution Cable

    2.0mm Distribution Cable

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Distribution Cable

    Large cores distribution indoor cable

    Aramid yarn as strength member

    Non-metallic central strength member

    High Mechanical property

    Application: Premises distribution system,

    horizontal backbone cabling, Indoor LAN,

    interconnect

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Break-out Cable

    Multi cores breakout cable with 2.0 / 3.0mm

    subunits

    Aramid yarn as strength member

    Non-metallic central strength member

    Higher mechanical properties

    Application: premises distribution system,

    Vertical backbone cabling, indoor LAN,

    interconnect

    FTTx FTTH Solutions

  • The last-mile of the ODN

    Direct burial, duct, or aerial installation

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

    2013-06-03

  • Steel messenger wire to ensure high tensile.

    Low smoke, zero halogen and flame retardent

    sheath.

    Good mechanical and environmental

    characteristics

    Soft, flexible, easy to lay and splice

    Simple Structure, light weight and high

    practicability

    Big data transmission capacity

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Steel messenger wire to ensure high tensile.

    Low smoke, zero halogen and flame retardant

    sheath.

    Good mechanical and environmental

    characteristics

    Soft, flexible, easy to lay and splice

    Simple Structure, light weight and high

    practicability

    Big data transmission capacity

    FTTx FTTH Solutions

  • Optical Distribution Frame

    Rack Mount Terminal Box

    Fiber Optic Splice Closure

    Splitter Joint Closure

    Cross-connection Cabine

    Fiber Distribution Terminal Box

    Splitter-type Terminal Box

    Optical Distribution Network

    Splitter type ODN

    ODN Home Patch Panel

    FTTx FTTH Solutions

  • Locate in Central Office

    Connection between Outside fibers with active

    equipment

    Various interface available SC, FC or LC

    Max. 792 fibers, high terminal density

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

    2013-06-03

  • High reliable and flexible

    19 standard rack chassis

    SC, ST, FC, DLC and other types of patch

    panel

    FTTx FTTH Solutions

  • Inline-type FOSC

    Dome-type FOSC

    Mini-type FOSC

    FTTx FTTH Solutions

  • For aerial, direct burial and duct application

    Rubber sealing

    4, 6, 8 cable ports

    FTTx FTTH Solutions

  • For aerial and duct application

    Heat-shrinking sealing or mechanical sealing

    3 ~ 7 cable ports

    FTTx FTTH Solutions

  • Mini dimensions

    Easy to open and install

    12 / 24 fibers

    FTTx FTTH Solutions

  • PLC splitter could be put inside

    Different sealing accessories for different cable

    FTTx FTTH Solutions

  • 96 ~ 1152 fibers

    Stainless steel, SMC

    IP 65

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Fiber distribution and patching

    Reliable fixing device for optical fiber

    FTTx FTTH Solutions

  • Splitter can be placed inside

    Drop cable fixation device

    FTTx FTTH Solutions

  • Wall mount and pole mount

    FTTx FTTH Solutions

  • Splitter inside

    FTTx FTTH Solutions

  • 1/2/4 fiber cores

    A86 patch panel

    FTTx FTTH Solutions

  • Passive Optical Splitter

    Adapter / Connector

    Fast Assembly Connector

    Pigtail

    Patch Cord

    FTTx FTTH Solutions

  • PLC Splitter (1 (2) : 128), or FBT Splitter (1 (2) :

    8)

    Bare Fiber, Blockless, Fan-out type, Module,

    LGX, Rack Mount

    Average splitting or not

    Splitter Loss: 1:N Splitter, the loss for port I

    with Y% optical power P = a x 10lg[Y%]

    FTTx FTTH Solutions

  • Use of lithography, the semiconductor

    substrate in the medium or the formation of

    optical waveguide

    Wide wavelengths range and temperature

    Equal splitting ratio

    Compact size,

    Max. 1:128

    Low cost for high

    splitting ratio

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Fused Biconical Taper, this is traditional

    technology to weld several fiber together from

    side of the fiber

    Low cost in low splitting ratio

    Wavelength sensitive

    Low non-uniformity

    TDL large

    Large size for high splitting ratio

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • Parameters PLC Splitter FBT Splitter

    Wavelength Range (nm) 1260 ~ 1650nmSingle/dual/triple

    window

    Splitting Ratio Equal divisionEqual or non-equal

    division

    Dimensions SmallLarge size for multi

    channel

    Wavelength Sensitivity Low High

    CostLow splitting channel,

    high price

    Price is lower for small

    channel splitter

    FTTx FTTH Solutions

  • FC, SC, LC

    SM / MM

    Low insertion loss

    Metal or plastic housing

    Hybrids

    FTTx FTTH Solutions

  • Pre-embedded fiber and pre-polished ceramic

    ferrule

    Less than 1 minute operation time

    Long life span

    FTTx FTTH Solutions

  • SC, FC, LC

    FTTx FTTH Solutions

  • FC, SC, LC

    FTTx FTTH Solutions

  • Single / Dual end connector

    SC/PC or SC/APC

    Customized length

    FTTx FTTH Solutions

  • Fusion Splicer and Cleaver

    Tools and Tool Kits

    Test Equipment

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • FTTx FTTH Solutions

  • PON Power Meter

    Fiber Optic Talk set

    FTTx OTDRs

    Fiber Fault Locator

    FTTx FTTH Solutions

  • Requirement for cable laying

    Requirement for indoor cable channel

    FTTx FTTH Solutions

  • Outdoor cable laying requirement

    Indoor cable laying requirement

    Tube requirement

    Tube material

    Tube Routing

    Tube Dimensions

    Tube length and bending

    Man hole configuration

    FTTx FTTH Solutions

  • Indoor Cable laying requirement

    Cable shaft configuration

    Vertical tube laying requirement

    Indoor Cabinet installation

    In house distribution box

    Patch panel

    Indoor tube requirement

    Indoor line tank laying requirement

    FTTx FTTH Solutions

  • EPON System

    CATV System

    FTTx FTTH Solutions

  • Light Budget Calculation

    Items Unit Single Fiber (PX20)

    OLT

    Min Output Power dBm 2

    Max Output Power MAX dBm 7

    Min Sensitivity dBm -27

    Min Overload dBm -6

    ONU

    Min Output Power dBm -1

    Max Output Power dBm 4

    Min Sensitivity dBm -24

    Min Overload dBm -3

    FTTx FTTH Solutions

  • Name Avg. Loss (dB)

    ConnectionAdapter 0.2

    Fusion Splicing 0.01

    Splitter

    1:32 16.8

    1:16 13.7

    1:8 10.5

    1:4 7.3

    1:2 4.0

    Cable (G. 652)1310nm 0.36 /km

    1490nm 0.25 /km

    Power Loss Point Analysis

    FTTx FTTH Solutions

  • Length of Fiber Cable

    Wavelength of the Light

    Quantity of Adapter

    Number of Quick Connection Connector

    Splitter

    ODN Light Budgeting (Example)

    FTTx FTTH Solutions

  • FTTx FTTH Solutions

    Topology (Example)

  • Loss Type Qty

    Avg.

    Loss

    (dB)

    Total Avg. Loss (dB)

    1:64 1:32 1:16 1:8 1:4 1:2

    Cable (G.652) (km) 20 0.36 7.2 7.2 7.2 7.2 7.2 7.2

    Adapter (pc) 4 0.2 0.8 0.8 0.8 0.8 0.8 0.8

    Extra Loss 1 1 1 1 1 1 1 1

    Passive

    Optical

    Splitter

    (pc)

    1:64 1 21.0 21.0

    1:32 1 16.8 16.8

    1:16 1 13.7 13.7

    1:8 1 10.5 10.5

    1:4 1 7.3 7.3

    1:2 1 3.2 3.2

    Total Loss (dB) 30 25.8 22.7 19.5 16.3 12.2

    20km Optical Loss (One Splitter)

  • 10km Optical Loss (Two Splitters)

    Loss Type Qty

    Avg.

    Loss

    (dB)

    Total Avg. Loss (dB)

    1:64 1:32 1:16 1:8 1:4 1:2

    Cable (G.652) (km) 10 0.36 3.6 3.6 3.6 3.6 3.6 3.6

    Adapter (pc) 6 0.2 1.2 1.2 1.2 1.2 1.2 1.2

    Extra Loss 1 1 1 1 1 1 1 1

    Passive

    Optical

    Splitter

    (pc)

    1:64 1 21.0

    1:32 1 16.8 16.8

    1:16 1 13.7 13.7

    1:8 1 10.5 10.5

    1:4 1 7.3 7.3

    1:2 1 3.2 3.2 3.2 3.2 3.2 6.4* 3.2

    Total Loss (dB) 25.8 22.7 19.5 16.3 12.2 8.7

  • 1:64, 1:32 Optical Budgeting

    20km 15km 10km 5km

    1:64 1:32 1:64 1:32 1:64 1:32 1:64 1:32

    1:64 30 28.2 25.8 24

    1:32 25.8 24.0 22.7 20.9

    Total Loss 30 25.8 28.2 24.0 25.8 22.7 24 20.9

    FTTx FTTH Solutions

  • 1550nm

    Transmitter: 19.5dBm

    Receiver: -6 ~ 2dBm (-10 ~ 2dBm)

    19.5dBm 24.8dBm = - 5.3dBm

  • Question & Answer

    www.suntelecom-cn.com

    FTTx FTTH Solutions