1. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20011 Testing 608 and 708 Closed Caption Streams By Stephane Billat Application Engineer Sencore Inc

2. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20012 The CC Technical Challenge Insert Closed Caption into ATSC Streams and recover them for use on ATSC compatible displays

3. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20013 The CC Technical Challenge Insert Closed Caption into ATSC Streams and recover them for use on ATSC compatible displays Problem: ATSC CC is new, powerful, complex, has almost unlimited combinations.

4. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20014 The CC Technical Challenge Insert Closed Caption into ATSC Streams and recover them for use on ATSC compatible displays Problem: ATSC CC is new, powerful, complex, has almost unlimited combinations. Solution: Need for independent testing

5. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20015 CC in the ATSC Stream

6. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20016 Analog 608 CC Field-1 / Channel-1 services CC1=Primary caption service CC2=Special non-sync caption service

7. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20017 Analog 608 CC Field-1 / Channel-1 services CC1 = Primary caption service CC2= Special non-sync caption service T1 = First text service 15-row text box over all screen T2 = Second text service (WEB TV) T2 in field-1 is also used for the EIA-746 transmission of Web Url: www.sencore.com.

8. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20018 Analog 608 CC

9. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 20019 Analog 608 CC Field-2 / Channel-2 services CC3 = Alternative language-1 CC4 = Alternative language-2

10. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200110 Analog 608 CC Field-2 / Channel-2 services CC3 = Alternative language-1 CC4 = Alternative language-2 T3 = Third text service unused at present T4 = Fourth text service unused at present XDS

11. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200111 Analog 608 CC features Roll Up Roll Up Pop on Pop on Background color Background color Few special effect Few special effect Limited in bandwidth Limited in bandwidth

12. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200112 Analog 608 CC

13. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200113 Digital 708 CC Features Multiple windows (7) Many effects Drop shadow Translucent Different types of borders. Pen types Fonts Languages

14. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200114 Digital 708 CC

15. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200115 Digital 708 CC

16. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200116 708 Window Definition View

17. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200117 708 Window Style View

18. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200118 708 Pen Style View

19. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200119 CC logs creation

20. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200120 Other Features Select display mode in presentation or decode order. Useful in establishing delay in the insertion & its relation to the picture.

21. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200121 Conclusion CC708 includes 608 and new CC

22. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200122 Conclusion CC708 includes 608 and new CC Challenge: Insertion into ATSC Stream

23. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200123 Conclusion CC708 includes 608 and new CC Challenge: Insertion into ATSC Stream Need for CC independent testing

24. MPEG DVB ATSC DTV HDTV SDTV MPEG 3/14/01Sencore Inc, 200124 For More Information Side of the room demo of Analysis CC stream Or Contact Stephane Billat 1-800-SENCORE x279 Stephaneb@sencore.com