Contents About PULSTEC BD (SL/DL), TL/QL New measurement items - PowerPoint PPT Presentation

High Speed Multi Tester for Blu-ray TM （ BD-R, RE and ROM ） CREATE NEW VALUE

Contents  About PULSTEC  BD (SL/DL), （ TL/QL ）  New measurement items for （ i-MLSE, R-SER ）  Write strategy Adjustment based on Specifications  Write and Read function （ MASTER ）  BD(SL/DL) 2x measurement （ MASTER ） March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

About PULSTEC  The position of Our system Evaluation system for R&D division (ODU-1000)  All of Testing Center and Class A Lab adopted ODU system （ It is industry standard for optical disc system ） ODU-1000 DVD standard Drive unit (SDP-1000)  SDP drive is integrated for DVD CATS and DaTARIUS. SDP-1000 This drive was designed and manufactured at Pulstec March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

About PULSTEC  Line up （ for Blu-ray Disc ） → ODU -1000 For R&D and QA → MASTER For QA and Production i ｰ MLSE unit → For Device Inspection i-MLSE unit MASTER ODU-1000 Manufacture R&D ， Verification R&D ， QA Factory March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU BD (SL/DL) ＆ BDXL(TL/QL) □ MASTER □ i-MLSE unit  Difference between BD &BDXL on the Book Spec ・ More 2T mark length is over the optical Capacity ・・・・・・・・・・・・ limits, therefore high-frequency signal 33GB/Layer qlty is deteriorated compared with BD ・ Higher playback speed SL/DL. （ Transfer Late ） ・・・ 2x Main in param ameters ers BD SL/DL ・ Channel bit length is smaller ・・・・ BDXL TL/QL Single sided disc SL or DL TL or QL 55.87nm 1913.043 kHz （ 2 ｘ） Nominal wobble frequency at Reference Velocity 956.522 kHz 132.0 Mbit/s （ 2 ｘ） Channel bit rate at Reference Velocity 66.0 Mbit/s 71.93 Mbit/s （ 2 ｘ） User Data transfer rate at Reference Velocity 35.965 Mbit/s User Data capacity 120 mm 25GB (SL) 50GB (DL) 100GB (TL) 128GB (QL) Channel bit length 74.50 nm 74.50 nm 55.87 nm 58.25 nm Data bit length 111.75 nm 111.75 nm 83.81 nm 87.39 nm Nominal wobble length 5.1405 um 5.1405 um 3.8553 um 4.0200 um 7.376 m/s （ 2 7.690 m/s （ 2 Reference Velocity 4.917 m/s 4.917 m/s ｘ） ｘ） March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU BD (SL/DL) ＆ BDXL(TL/QL) □ MASTER □ i-MLSE unit  Difference in the actual signal quality BDXL HF signal with 2x playback ※ It is difficult to cross especially 2T mark&space by slicer. BD(SL,DL)HF signal Impossible to use Limit-EQ for jitter measurement. March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU □ MASTER BD (SL/DL) & BDXL(TL/QL) □ i-MLSE unit  New function is needed instead of current Limit-EQ New function; PR (1,2,2,2,1) Measurement items by using PR (1,2,2,2,1) for BDXL(TL/QL) Spec ・ i-MLSE ・ R-SER (Viterbi) ・ L-SEAT March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU New measurement items for BDXL □ MASTER □ i-MLSE unit (i-MLSE, R-SER)  PULSTEC system support all new items □ i-MLSE □ R-SER （ Viterbi ） □ Write strategy adjustment i-MLSE unit MASTER BDXL-Tester March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU New measurement items for BDXL □ MASTER □ i-MLSE unit (i-MLSE)  Difference binarized method for BD （ SL/DL ） & BDXL(TL/QL)  BD SL/DL Binary HF signal Limit-EQ Auto-slicer Decord C-EQ (R-SER ）  BDXL TL/QL Binary Decord Digital EQ Viterbi HF signal (R-SER ） （ PR ） decoder （ ML ） March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU New measurement items for BDXL □ MASTER □ i-MLSE unit (i-MLSE)  Dependence on binarized method difference Jitter / i-MLSE Measured signal ; 16 0.5 Jitter.B BD 25GB different asymmetry 14 0.4 i-MLSE Measured item ; 12 0.3 Jitter / i-MLSE [%] Asym i-MLSE, Jitter Asymmetry 10 0.2 8 0.1 - result - 6 0.0 Two methods have different relationship with asymmetry 4 -0.1 and respectively. 2 -0.2 0 -0.3 22 26 30 34 38 42 46 Radius [mm] March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU New measurement items for BDXL □ MASTER □ i-MLSE unit (i-MLSE)  i-MLSE vs RSER(Viterbi), Jitter vs RSER (binarize) i-MLSE / Vitervi.1k Jitter / RSER.1k 20 1.0E-03 16 1.0E-03 i-MLSE Jitter.B 18 14 Vitervi.1k RSER.1k 12 1.0E-04 16 1.0E-04 10 14 i-MLSE [%] Jitter [%] 8 1.0E-05 12 1.0E-05 6 10 4 1.0E-06 8 1.0E-06 2 6 0 1.0E-07 4 1.0E-07 22 26 30 34 38 42 46 22 26 30 34 38 42 46 Radius [mm] Radius [mm] Both i-MLSE vs RSER(viterbi ） and Jitter vs RSER have close correlation March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU New measurement items for BDXL □ MASTER □ i-MLSE unit (i-MLSE)  How to measure i-MLSE  The easiest way ・・・ (i-MLSE unit) i-MLSE unit is very user friendly like Jitter meter i-MLSE unit  Complete test including i-MLSE ・・・ （ ODU/MASTER ） ODU BDXL- Tester→ all in one system (Write and read) MASTER→ Playback only BDXL-Tester MASTER March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU □ MASTER Write strategy Adjustment □ i-MLSE unit  Edge shift Measurement ＋ － To quantify shift between reference position of edge and recorded mark (or space) edge. Both edge shift and variance of edges can be measured. shift from reference position  WS is optimized by using Edge shift measurement March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU Write and Read function （ MASTER ） □ MASTER □ i-MLSE unit  Writing and reading with MASTER  MASTER is possible to connect with writer (drive) ・ Write power margin Write→Meas ・ Write strategy optimize Setting ・ Write speed （ MASTER ・ OPC ON/OFF ） Handling system Measurement Consumer drive （ MASTER ） March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU □ MASTER Write and Read function (MASTER) □ i-MLSE unit  Setup for power margin measurement ① position 、 width 【 e.g. 】 ② width = 0.200 mm blank = 0.000 mm bands = 8 bands ① ② write power variable range of observations ③ 【 e.g. 】 raise Power = 11.00 mW fall Power = 18.00 mW （ Step= 1.00 ③ Write strategy mW ） 【 e.g. 】 Drive recommend setting March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU □ MASTER Write and Read function (MASTER) □ i-MLSE unit  Power margin  PwSwp （ 11mW ～ 18mW ） （ WS=Drive recommend ） ： Consumer Drives  Write ： MASTER  Measurement March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU □ MASTER Write and Read function (MASTER) □ i-MLSE unit  Write strategy modifications Each pulses and Write power can be modified by Write strategy Editor. March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU □ MASTER BD 2x Measurement (MASTER) □ i-MLSE unit  2x measurement with MASTER  Target Media BD(SL/DL) 2 ｘ items  BD-R （ SL,DL ）  BD-RE （ SL,DL ） 1x 2x HF signal  BD-ROM （ SL,DL ） 2x Servo signal 2x 2x Jitter signal  BDXL BD-R 2x RSER （ TL,QL ）  BDXL BD-RE （ TL ） ※ It is possible to show you both 2x and 1x data and possible to compare. ※ 3point Optimize ＋ Full surface measurement is finished by 1.95x March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

□ ODU □ MASTER BD 2x Measurement (MASTER) □ i-MLSE unit  BD-ROM 1x and 2x correlation % 6.5 0.2 1.00E- 02 20 25 30 35 40 45 50 55 60 6 0.15 1.00E- 03 5.5 0.1 5 0.05 1x 1x 1.00E- 04 1x 2x 4.5 2x 2x 0 20 25 30 35 40 45 50 55 60 4 - 0.05 1.00E- 05 3.5 - 0.1 3 20 25 30 35 40 45 50 55 60 mm - 0.15 mm 1.00E- 06 mm Jitter HF asym RSER ・ 3point optimize 40 40 35 35 30 30 25 25 20 20 1x 1x 1x 2x 2x 15 15 2x 10 10 5 5 0 0 20 25 30 35 40 45 50 55 60 mm 20 25 30 35 40 45 50 55 60 mm Axial Radial March 16 th 2011 CREATE NEW VALUE MediaTech in Macau

High speed Multi Tester for Blu-ray Disc TM High speed multi testers for all kinds of Blu-ray Disc TM are available. PULSTEC offers the highest quality performance. Thanks for your attentions!! March 16 th 2011 CREATE NEW VALUE MediaTech in Macau