PLC Products Dr. K.R.Suresh Nair
2 Summary Established in 2005 Technical support from Hitachi, Japan FTTH splitters (1xN, 2xN where N=4,8,16,32,64) Capacity of 30K per annum Automated performance testing Good price performance ratio Tested for Telcordia 1209 and 1221 compliance
3 PLC Product Range Bio Chips Healthcare FTTH 1xN Splitter 2xN Splitter Triplexer AWG Communication Industrial Sensors MEMS
4 Our Delivery Modes Manufacturing Services Product Services
5 Planar Splitters Internal Structure 1x8 Splitter 1x32 Splitter
6 PLC Splitter Assembly PLC Alignment & Primary Curing Mass UV Curing Secondary Packaging 3 hrs Room Temperature curing Screening Temperature Cycling (18 cycle) -40 to +85 degree TDL measurement (Only on customer request) TC (-20 to +70 degree; 1 Cycle) 4 Hrs/ Cycle Optical Testing. BR Testing Final Packing Final inspection
Auto Alignment System 7
Equipment Configuration 8
Fiber Array Alignment of PLC and Fiber Array PLC Fiber Array 9 Stage A Stage B Stage C Stage A and C : 6-deg of freedom (X,Y,Z,θx, θy, θz) Stage B is static
10 Alignment Process Flow Input Surface Alignment Input Field Alignment Output Surface Alignment Output Field and Peak Search Precise Alignment Adhesive Application Fine Alignment and Curing
Input Alignment Patterns 11
Software Controls 12
Contact Sensing Mechanism 13
14 Surface Alignment Alignment Steps Peak Search
Peak Search 15
Alignment of cores on a straight line 16
Fixing the PLC, Fiber Array 17 Dispensing
Curing Epoxy by UV 18 UV Light Source
Secondary Packaging 19 Pigtailed PLC
Secondary Packaging 20 Enclosure Cover Epoxy A
21 Low Insertion Loss Ultra broadband performance (1260 1630nm) Low PDL and PMD Stable towards thermal variations Superior port to port uniformity Telcordia GR-1209 and GR-1221 compliant Tested for FTTH optical high power levels (Analog Video Transmission) Compact packaging Excellent price performance ratio Product Features
22 0.15 PDL at 1625nm 0.13 0.10 0.08 0.05 0.03 Type A 0.00 1250 1300 1350 1400 1450 1500 1550 1600 1650 Wavelength (nm) 0.20 0.16 PDL(dB) 0.12 0.08 0.04 Type B 0.00 1250 1300 1350 1400 1450 1500 1550 1600 1650 Wavelength (nm)
23 Packaging Stable upto 6000hrs of humidity aging
24 Measurement Setup Sources GPIB Computer λ1 λ2 λ3 λ4 λ5 λ6 λ7 λ8 Switch Polarization controller DAQ Card Detectors D1 D1 D1 D1 D1 D1 D1 D1 PLC Splice
25 Spectral Flatness and Uniformity 11.50 11.00 10.50 10.00 9.50 9.00 8.50 1250 1300 1350 1400 1450 1500 1550 1600 1650 Wavelength (nm ) Wavelength dependant loss less than 0.4dB Port-to-Port Uniformity better than 0.6dB
26 Thermal Stability 11 10.8 10.6 10.4 10.2 10 9.8 9.6 9.4 9.2 9 100 80 60 40 20 0-20 -40-60 0 5000 10000 15000 20000 25000 30000 35000 Time (Seco nds) Thermal Stability better than 0.2dB
27 PLC Splitter Specifications Parameter Unit 1x8 1x16 1x32 Wavelength Range nm 1260-1650 Max. Insertion Loss db 10.3 13.4 16.5 Max Uniformity db 0.4 0.8 0.9 PDL db 0.15 0.2 0.25 PMD ps 0.1 Back reflection db > 60 Directivity db > 60 Operating Temperature C -40 to +85 Storage Temperature C -40 to +85 Dimensions (LxWxH) mm 40X4X4 42x5x4 50x7x4
PMD Measurement 28
29 EDFA High Power Source 1550nm Tap Coupler Splice High Power Testing Detector 1 Splice PLC Splitter Tap Coupler Detector 3 Detector 2 Environmental Chamber Device exposed to a power level of +23dBm, for 4000 hrs
30 High Power Testing To confirm the suitability for analog video transmission High power source used is in-house built EDFA Test performed for 4000 hrs Sample kept at 85 Degree and uncontrolled uniformity IL and BR values stable Maximum IL change is 0.1 db
31 Insertion Loss Variations 30 25 20 15 10 5 0-0.3-0.25-0.2-0.15-0.1-0.05 0.05 0.1 0.15 0.2 0.25 0.3 IL Var i ati on (B) Maximum IL change is less than 0.3 db
32 IL Variations over time Maximum Insertion Loss- 0608P0038 (1260-1625nm) O1 Insertion Loss in db 10.30 10.10 9.90 9.70 9.50 9.30 Initial After 168 After 500 After 1000 After 2000 Test Hrs O2 O3 O4 O5 O6 O7 O8 Maximum Insertion Loss- 0608P0021(1260-1625nm) O1 Insertion Loss in db 10.30 10.10 9.90 9.70 9.50 9.30 Initial After 168 After 500 After 1000 After 2000 Test Hrs O2 O3 O4 O5 O6 O7 O8
33 BR Variation - Histogram 300 250 200 No of Ports 150 100 50 0-6 -5-4 -3-2 -1 1 2 3 4 5 6 Variation Maximum variation in BR is 4 db
34 PDL Variations over time Maximum PDL- 0608P0025 (1260-1625nm) O1 PDL in db 0.20 0.15 0.10 0.05 0.00 Initial After 168 After 500 After 1000 After 2000 Test Hrs O2 O3 O4 O5 O6 O7 O8 Maximum PDL - 0608P0033 (1260-1625nm) O1 PDL in db 0.20 0.15 0.10 0.05 0.00 Initial After 168 After 500 After 1000 After 2000 Test Hrs O2 O3 O4 O5 O6 O7 O8
35 Reliability Test Summary Test Duration Cycle Sample lot Max Variation Damp Heat 6000 hrs 11 0.23 Dry Heat 5000 hrs 11 0.17 Low Temperature Storage 5000 hrs 11 0.18 Temperature Cycle 500 Cycle 11 0.09 Temp. Humidity Cycle 5 Cycles 11 0.11 Thermal Shock 20 Cycles 11 0.09 Water Immersion 168 hrs 11 0.12 Salt Spray 168 hrs 11 0.07 Vibration 12 Cycles 11 0.14 High Power 4000 Hrs 11 0.18
36 Applications
thank you 37