Digital Transition
Contents
1. Digital Transition Solutions amp Applications Guide p Pat a i E i t a7 In E i 7 i r i i x F i z ak ECCOOT Y 9Nss One Jake Brown Road P O Box 1000 Old Bridge NJ 08857 1000 USA 2010 Blonder Tongue Laboratories Inc All rights reserved Specifications and features are subject to change without notice Trademarks are the property of their respective owner N BLONDER Introduction _ all IEE SSSSSRe ss Se ee ee oe ee What is the Digital TV Transition It is the switch from analog to digital broadcast television mandated by the US Congress which will take effect on J une 12 2009 To allow consumers to make necessary arrangements for converting their television sets to be able to view programs or channels broadcast in digital format broadcasters in the US have been permitted to simultaneously broadcast both in analog and in digital formats in a transition period that started in 1997 That transition period however will end at midnight on J une 12 2009 after which all full power television stations in the US will broadcast in digital format only Why the US Congress mandated the Transition Primarily for two reasons Firstly it will free up parts of the broadcast spectrum for public safety communications Such as police fire departments and rescue squads Also some of the spectrum will be auctioned by FCC to companies that will be able to prov2. Program broadcast in Digital 8VSB Standard G Roof top Antenna Blonder Tongue BTY Series 4 Digital to Analog Processor with ASI output Blonder Tongue DAP PLUS ASI stock 6295 10 ASI to QAM Modulator Blonder Tongue AQM stock 62714A 6 QAM to Analog tuner SetTop Box by others S08 SEEEEREES 1 TENTENE Blonder Tongue Laboratories Inc E E S S FARASE 1 Os Eee E Wl a5 won an 6 UG a S88 SERRE L 800 523 6049 www blondertongue com E wa TV Digital Analog ATSC QAM Tuners Display BOTH the Analog CATV amp the Digital CATV programs in Hi Def quality ASI Asynchronous Serial Interface A streaming data format at 270 Mbits sec which often carries an MPEG Transport Stream A oo Slide 11 4 Off Air Solutions Receive Add amp Distribute EHAA 8 Es E E ns eee 6h EEEN il Ui EPP rea E TEs mama ma IEE EERE E Ue E E es eee aren ceo i E 0 ES eet rvs E E ERETTE 4 7 Receiving Digital Off Air and Adding to Analog Headend pen MDU TV Analog Analog Tuner Only Display ONLY the Analog CATV programs D p TV Analog Analog Tuner Only Analog CATV Display BOTH the Analog CATV amp amp the Digital off air programs Digital Off Air but not in Hi Def quality c TV Digital Ready Analog ATSC Tuners Display BOTH the Analog CATV amp the Digital off air programs but not in Hi Def quality Nyse Digital evs Coaxial Distribution d TV Dig
3. Display BOTH the Analog CATV amp the converted Digital off air programs Digital TV Digital Ready Analog ATSC Tuners Display BOTH the Analog CATV amp the converted Digital off air programs c TV Digital Analog ATSC QAM Tuners Display BOTH the Analog CATV amp the converted Digital off air programs but not in Hi Def quality Coaxial Distribution Network a An existing Analog HeadEnd amp Distribution Network Program broadcast in Digital 8VSB Standard G Roof top Antenna Blonder Tongue BTY Series 4 8VSB to Baseband Demodulator Blonder Tongue AQD stock 6245 G Analog Modulator Blonder Tongue Agile AM amp AMCM Series Fixed channel MAVM amp MI CM Series S088 SERREREES TANTEN E SSE SEER 1710F BEE E C2008 E E O88 SPURS SE SERRE A ee E E ee oe Blonder Tongue Laboratories Inc 1 800 523 6049 www TEETER com Slide 8 4 Off Air Solutions Receive Convert amp Distribute 1mm es ee ee ee ee a ee E E AENNAERE oe 4 4 Receiving Digital Off Air and Converting to Analog CATV Option lI GOOD 8VSB aki MDU a TV Analog Analog Tuner Only Display BOTH the Analog CATV amp the converted Digital off air programs Coaxial Distribution h TV Digital Ready Analog ATSC Tuners Network Display BOTH the Analog CATV amp the converted Digital off air programs TV Digital Analog ATSC QAM Tun
4. whereby each TV channel has a 6 MHz wide bandwidth The CATV hat ha programs are typically transmitted in the 47 to 1000 MHz spectrum of the coaxial network a ia P ATP A a oa fo 6 MHz inc a E at TANNA BEEREREES 5 TEMAENE E E S888 SSP oe Ei E oa a a0n wo T omn ie E oa aan wo Blonder Tongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 3 2 Terminology Digital Standards pr ggss Samam ee E E 1 lt IEE BEEEEENE E E sa E EHAA 8 WERE E E H IHE BEER CO Use E E ees eee E FEEFEE HEET EEAER2EA amefmer ae ee 2 1 Digital Off Air Standard 8 level Vestigial SideBand 8VSB In North America the digital off air programs are typically broadcast on channels 2 13 54 216 MHz VHF and channels neal 14 51 470 698 MHz UHF using the 8VSB 8 level Vestigial SideBand modulation standard developed by the ATSC a Advanced Television Systems Committee The 8VSB standard allocates a net bit rate of 19 39 Mbits sec of usable data which enables TV stations to broadcast their programs in high definition HD utilizing a wide screen 16 9 format with up to 1920x1080 pixels in size Since 8VSB Supports many different image sizes broadcasters can also transmit simultaneously with their main HD program several sub channels in standard definition SD all within the same bandwidth used previously to broadcast only one analog channel Typical data rate for one HD
5. CATV QAM programs G QAM to Baseband Demodulator Blonder Tongue AQD stock 6245 1 CLEAR means that the program is NOT encrypted by the cable company If the program 4 Analog Modulator Blonder Tongue AM amp AMCM Agile MAVM amp MI CM Fixed Channel in encrypted then additional de coding settop boxes must be installed at the TV set S28 BREEDS UE E E SSE eos Ue Bee eee 5 Ol Bg E SRR TERE NEE BREE 5 a Be a S388 SPO Blonder Tongue Laboratories Inc i 800 523 6049 www blondertongue com Slide 14 5 Cable Solutions Receive Select amp Distribute 2 gt o a E E e em IEE SOR GOR ee Oe oe Bee ee ee aan See ee NARRET 5 3 Receiving Digital CATV and Selecting from Digital CATV MDU TV Analog Analog Tuner Only Display ONLY the Analog CATV programs Headend TV Analog Analog Tuner Only Display BOTH the Analog amp the Digital CATV programs but not in Hi Def quality Analog CATV amp Digital CATV TV Digital Ready Analog ATSC Tuners 2 Digital a ONLY the Analog ane programs QAM Digital CATV TV Digital Ready Analog ATSC Tuners Display BOTH the Analog amp the Digital CATV programs but not in Hi Def quality Coaxial Distribution Network TV Digital Analog ATSC QAM Tuners Display BOTH the Analog amp the Digital CATV programs in Hi Def quality a An existing Analog HeadEnd amp Distribution Network CATV feed from cable
6. company containing CLEAR Digital CATV QAM programs G QAM to QAM Transcoder Blonder Tongue AQT stock 6275 1 CLEAR means that the program is NOT encrypted by the cable company If the program 4 QAM to Analog tuner SetTop Box by others in encrypted then additional de coding settop boxes must be installed at the TV set HTAA SEEEEEEES 2 SANAE E E S888 SEP Oe Bee E Sarees E 3888 SATSE S858 SERRE 5 SANTEE N 98 omen Blonder Tongue Laboratories Inc L 800 523 6049 www blondertongue com Slide 15 BEES 8 ee IEE EERE ll Us E 6 1 EE E E Sees E z TE En E eee rel SE BEEEESEEO gt CUE H Receiving clear satellite programs and Transcoding into piam CATV MDU a Headend 8PSK b Analog CATV amp Digital CATV Cc Digital CATV d Coaxial A Distribution Network e a An existing Analog HeadEnd amp Distribution Network CLEAR 1 feed from satellite provider in QPSk or 8PSK formats G QPSK 8PSK to QAM Transcoder Blonder Tongue QTM stock 6231A 4 QAM to Analog tuner SetTop Box by others SSUES EEEREEEEES TENTENE E E a wel i S88 SEELEN E Blonder Tongue Laboratories Inc HANSEN a oo Sees an 2 os ma L 800 523 6049 www blondertongue com 6 Satellite Solutions Receive Transcode amp Distribute E S a EAn ern m E TV Analog Analog Tuner Only Display ONLY the Analog CATV programs TV Analog Analog Tuner Only Display BOTH
7. ee ee oe 1 1 Analog Off Air or Broadcast NTSC Standard Vestigial Sideband VSB Off Air transmission is defined as the broadcast by a television station of a TV program that is transmitted from a terrestrial transmitter and which traverses through the air In North America the analog off air programs are typically broadcast on channels 2 13 54 216 MHz VHF and channels 14 68 470 806 MHz UHF using the Vestigial SideBand VSB technique developed by the NTSC National Television System Committee First introduced in 1941 the original standard required 525 lines of picture information in each frame 30 interlaced frames per second with an aspect ratio of 4 3 and frequency modulation FM for the sound signal The frame rate was slightly adjusted in 1953 to accommodate for color TVs em ee iu Mandated by the US Congress analog off air programs currently provided by full power broadcasters in the US will not be available after midnight on J une 12 2009 1 2 Analog CATV or RF Modulated NTSC Standard NTSC System M NTSC CATV transmission is defined as the transmission by a CATV service provider of afew hundred TV programs 2 which are originated from a CATV Headend and are distributed over a coaxial network eee eo ee Ht tet In North America the analog CATV programs are distributed using the NTSC System M modulation standard hot lat KIS IA ake As Lae ma usually referred to as RF MOdulated NTSC
8. the video streams can be viewed on unlimited number of computers 7 P to Baseband RF converter Blonder Tongue I PME STB stock 2431 All the streams can be viewed on unlimited Analog or Digital TVs one converter 7 is needed for each TV set Hn wo E DER B aan ifi O i i a 208 SERBEEREES 2 SSW0RE E E 177258 SANTEE 077m 1 800 523 6049 www blondertongue com Slide 18 Blonder Tongue Laboratories Inc L 7 2 Encoding Application HpM1 to oAm The HDE QAM Encoder accepts one input in HDMI format and delivers one HD MPEG 2 encoded output in QAM format in the 54 864 MHz range Remote monitoring and control is accomplished using any standard Web browser gt y BLONDER lt TONGUE HO TGHOODER GAM HD MPEG 2 Encoding aos D Eia oer 3G Eem Diam Pom Remote BLONDER wenos Monitoring TONGL Es meas eee IRAE Beaia Mencia mies th ae amp Control Agile 54 864 MHz 60dBmV 120 dBuV S008 SEEREREES 8 SANTEE E E SS SANTEE ons HE i i SuN oc ee a 088 Saa2eeee i SANE Blonder Tongue Laboratories Inc i 800 523 6049 www eee com 2288 iE Slide 19 fat e 6 Soh toim ii accepts amp auto detects input streams in HD SDI SD SDI and analog NTSC formats and delivers one HD SD MPEG 2 encoded output in ASI format Additionally a multi channel output in DVI format is available for preview and testing purposes The audio program of the digital inputs is enc
9. 3 7 to 4 2 GHz and the Ku band 11 7 to 12 2 GHz The 8PSK programs are typically transmitted in DBS 12 2 to 12 7 GHz DBS Direct Broadcast Satellite also Known more broadly as direct to home is a term used to refer to satellite television broadcasts intended for home reception S008 SEEREREES 8 SENTEN E E 177250 See eee rs E oe a ESNA l LL E ma co oe Blonder Tongue Laboratories Inc i 800 523 6049 www blondertongue com Slide 4 3 Terminology Television Standards EEE 0 ees E E es eee EEEN il Ui Ee E TS aes mama ma IEE EERE Ue E E Bes eee ere ooo E E 0 ES eee vs E E See Commercially made television sets or TVs have been available since 1928 And although TVs today use various display technologies such as CRT Cathode Ray Tube LCD Liquid Crystal Display or PDP Plasma Display Panel or Plasma they all can be classified into two basic types namely Analog TV and Digital TV 3 1 Analog TV An analog TV is equipped with an anlog tuner and is capable of displaying video and sound information received in an analog format only In North America that analog format must adhere to the NTSC standard discussed previoulsy Analog TVs typically ulitize a CRT display with a screen width to height ratio of 4 3 Per FCC mandate televisions sold in the US after May 25 2007 Should contain a digital tuner also Known as ATSC tuner compatible with the 8VSB standard Digital Off Air or should be identified at the point
10. east 720 vertical lines of resolution is usually considered a HDTV A typical HDTV has a display aspect ratio of 16 9 and is available in the following video formats and display resolutions Video Display Resolution Displayed Pixels 720p 1280 x 720 Progressively Scanned Lines 921 600 1080i 1280 x 1080 Actively nterlaced Lines 1 382 400 1080p 1920 x 1080 Progressively Scanned Lines 2 073 600 ITANNA EEEEEEEES 8 UE E E sss Sees ee Bee E Sans E IPAE S8PoRs 8 S28 SRE Ee amp wu Za E TANNE oo Blonder Tongue Laboratories Inc L 800 523 6049 www blondertongue com Slide 5 4 Off Air Solutions Receive amp Distribute BEES 8 EERE E E STs Pees E i T1 OBE BEREE a E 3 ETT a IEE EERE Cheese E E Bes eee nG una PA i aA EP zng eee rv 2 E E Beer 4 1 Receiving Analog Off Air and Distributing at a Single Family Unit SFU a TV Analog Analog Tuner Only Display Analog off air programs b TV Digital Ready Analog ATSC Tuners Display Analog off air programs TV Digital Analog ATSC QAM Tuners Display Analog off air programs Program broadcast in Analog Broadcast NTSC standard Roof top Antenna Blonder Tongue BTY Series G Analog off air program s are distributed over cable to TV sets S008 SEEREREES 2 TANASE E E NANEN SANANE ns See E EMEN I 088 SANTEE Sees See A SAFTEN E N ir Blonder Tongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 6 4 Off A
11. ers Display BOTH the Analog CATV amp the converted Digital off air programs but not in Hi Def quality An existing Analog HeadEnd amp Distribution Network Program broadcast in Digital 8VSB Standard G Roof top Antenna Blonder Tongue BTY Series 4 Digital to Analog Processor Blonder Tongue DAP stock 6290 S088 SERREREES 8 SSP E E SS SS Ons BER A SS E E SS Ses SR BERBER 8 Se E E eens Seo Blonder Tongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 9 4 Off Air Solutions Receive Convert amp Distribute 1mm es ee ee ee oe ee E E AENEAAEE oe 4 5 Receiving Digital Off Air and Converting to Digital CATV Option IIl BETTER MDU a IV Analog Analog Tuner Only Display ONLY the wee gt 2 a G Analog CATV programs F Headend me b TV Analog Analog Tuner Only Display BOTH the Analog CATV amp Digital the Digital off air programs Analog CATV a N anes but not in Hi Def quality Digital CATV c TV Digital Ready Analog ATSC Tuners Display ONLY the 4 Analog CATV programs Digital CATV yy d TV Digital Ready Analog ATSC Tuners Display BOTH the Analog CATV amp the Digital off air programs but not in Hi Def quality Coaxial Distribution Network e TV Digital Analog ATSC QAM Tuners Display BOTH the Analog CATV amp the Digital off air program a An existing Analog HeadEnd amp Dis
12. ide consumers with more advanced wireless services Such as wireless broadband Secondly digital broadcasting allows stations to offer in addition to improved picture and sound quality more channels through a_ process called multicasting Multicasting allows broadcast stations to offer several digital channels using the same amount of spectrum required for one analog channel So for example while today a station broadcasting on channel 7 in analog format is only able to offer viewers one program a station broadcasting on channel 7 in digital format can offer viewers one digital program on the main channel 7 1 and several other digital programs on sub channels 7 2 7 3 This means more programming choices for viewers How can I upgrade my CATV Headend to provide both Analog amp Digital services Depending on how you intend to receive or distribute CATV services to your customers there are several ways to prepare for the transition We will discuss in this Digital Transition Guide the building blocks of the digital technology and will present design and product solutions for upgrading your CATV Headend to provide both Analog and Digital services or to migrate entirely to an all digital platform ITANAE BEEEEREES 2 UE E E es Sees ee Ei E TE a a0n wo T omn EE E oe aan iTi Blonder Tongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 2 1 Terminology Analog Standards _ all IEE SSSeeee se ee
13. ir Solutions Receive amp Distribute a a ee 4 2 Receiving Analog amp Digital Off Air and Distributing at a Single Family Unit gt O ao SFU a TV Analog Analog Tuner Only Display ONLY Analog off air programs pb TV Analog Analog Tuner Only Display BOTH the Analog amp the Digital off air programs c IV Digital Ready Analog ATSC Tuners Display BOTH the Analog amp the Digital off air programs dq IV Digital Analog ATSC QAM Tuners Display BOTH the Analog amp the Digital off air programs Program multicast in Analog amp in Digital 8VSB Standard Roof top Antenna Blonder Tongue BTY Series Digital off air program s are distributed over cable to TV sets 8VSB to Analog Converter is required to view the program on an Analog TV Blonder Tongue Conductor Series stock 2151 Every household can receive up to two 40 Dollar coupons under a program sponsored by the US Department of Commerce visit www dtv2009 gov or call 1 888 388 2009 S008 SEEEREREES SERRE E E S888 SPER O s See E E mE im i TANNE SPOR oe 1 otate pales E wu im i HENNE wo Blonder Tongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 7 DODO 4 Off Air Solutions Receive Convert amp Distribute i ia es ee A m a oinm oe ee eS e ee M 4 3 Receiving Digital Off Air and Converting to Analog CATV Option I OK Headend a TV Analog Analog Tuner Only
14. ital Analog ATSC QAM Tuners peor Display BOTH the Analog CATV amp the Digital off air programs in Hi Def quality a An existing Analog HeadEnd amp Distribution Network Program broadcast in Digital 8VSB Standard G Roof top Antenna Blonder Tongue BTY Series 4 Digital High Definition Down Converter Blonder Tongue DHDC DV stock 6264 G Digital High Definition Up Converter Blonder Tongue DHDC UV stock 6265A 1 The output of the up converter must be within the North America off air UHF frequency allocation Channel 14 to 60 6 8VSB to Analog Converter Blonder Tongue Conductor Series stock 2151 EE E nee eae 2288 SERRE lUhP ee OSes Pees NEE Bese S SURO E aS SPs 2a Eee amp wa EE E 2288 we Blonder Tongue Laboratories Inc L 800 523 6049 www blondertongue com Slide 12 5 Cable Solutions Receive amp Distribute ia a se A ma oinm ee ee eS See a m 2 so 5 1 Receiving Analog amp Digital CATV and Distributing at a Single Family Unit TV Analog Analog Tuner Only Display ONLY the Analog CATV programs b TV Analog Analog Tuner Only Display BOTH the Analog CATV amp the Digital CATV programs geri CATV but not in Hi Def quality TV Digital Ready Analog ATSC Tuners Display ONLY the Analog CATV programs Digital CATV d TV Digital Ready Analog ATSC Tuners Display BOTH the Analog CATV amp the Digital CATV programs but not in Hi Def q
15. nalog ATSC QAM Tuners Display BOTH the Analog amp the Digital CATV programs a An existing Analog HeadEnd amp Distribution Network in Hi Def quality Encrypted feed from satellite provider in QPSk or 8PSK formats G Integrated Receiver Decoder IRD with ASI output by others satellite provider 4 ASI to QAM Modulator Blonder Tongue AQM stock 6271A 1 ENCRYPTED means that the program is encrypted by the satellite provider The IRD performs the de coding therefore G QAM to Analog tuner SetTop Box by others no additional settop boxes are necessary at the TV set S888 SEREEREES 2 TANABE E E S858 SANTEE OCs SER E SAMENE E 3888 SEP0RE 17 01FE SERRE A SANTEE M TOTEEN Sumum Blonder Tongue Laboratories Inc L 800 523 6049 www blondertongue com Slide 17 S 7 1 Encoding Application rv Baseband to IP Unlimited Streams Unlimited Computers 1 pm Se ELT D A en E CAT 5 LAN Ethernet I GMP Snooping wo I GMP Querier I P Multicasting PIM T CAT 5 Unlimited programs in baseband Audio Video format Baseband to IP encoder Blonder Tongue PME 2 stock 2420 three modules shown G MPEG 2 encoded P encapsulated video streams user selectable 1 5 to 7 5 Mbps per stream 4 IP Switch by others Cisco model 3650 or equivalent Unlimited Stream G Typical Ethernet network configured for IGMP Snooping IGMP Querier and PIM Unlimited TVs 6 All
16. oded in Dolby AC 3 format Remote monitoring and control is accomplished using any standard Web browser i DVI TEST OUT BLONDER Semmes OS Q TONGUE LABORATORIES INC HDE ASI HIGH DEFINITION ENCODER gt ye ee ee SS rs Ber High Definition Serial Digital I nterface SMPTE 292M 1 485Gbps 720p 1080i Standard Definition Serial Digital nterface SMPTE 259M 270 Mbps 480i The analog television system developed by National Television System Committee and used in North America 525 lines per frame Asynchronous Serial I nterface 270 Mbps S 7 4 Muxing Application asysvsB QAm to QAm DQMx Multiplexer can be configured with up to 4 input modules in ASI 8VSB and QAM formats and delivers one output in QAM format in the 54 864 MHz range Each ASI Input Module can process up to 12 channels not to exceed 270 Mbps Each 8VSB QAM Input Module can process up to 12 channels not to exceed 19 4 Mbps for 8VSb or 38 8 Mbps for QAM 256 Any mix of input modules are allowed for example DQMx can be configured with 2 ASI Input modules and 2 8VSB input modules The QAM modulated output can contain up to 12 channels not to exceed 38 8 Mbps when operating in QAM 256 mode ASI 8VSB QAM uP rs cm OENE ee DOME DIGITAL OAM MULTIPLEXER HD SD MPEG 2 Processing O AM Agile 54 864 MHz 60 dBmV 8008 SEEREEREES 2 TATAEE E E SSS Sees ee E a a i TLL ts E oa Blonder T
17. of sale as not having one 3 2 Digital Ready TV Not exactly a Digital TV nor exactly an Analog TV Digital Ready TVs are typically an Analog TV equipped with an internal digital tuner ATSC tuner A digital ready TV can receive and display analog and digital off air programs without the need for an external 8VSB to analog converter box To ensure that a TV set is equipped with digital ATSC tuner you should consult its user manual or manufacturer s documentation However most digital ready TVs are marketed with labels such as Integrated Digital Tuner or Digital Tuner Built In In some cases the word Receiver may be substituted for Tuner In other cases the words DTV ATSC or HDTV may be substituted for Digital Most digital ready TVs have a display aspect ratio of 4 3 3 3 Digital TV A digital TV is equipped with an analog tuner a digital ATSC tuner and a QAM Digital Cable tuner Digital TV sets typically ulitize an LCD or Plasma display and are classified based on their display resolution as an SDTV Standard Defintion Television or HDTV High Definition Television SDTV A digital TV capable of displaying 480 actively interlaced vertical lines of resolution is usually considered an SDTV As such an SDTV is also Known as a 480i set A typical SDTV has a display aspect ratio of 4 3 and a resolution of 720x480 345 600 pixels HDTV A digital TV set capable of displaying at l
18. ongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 21 Mei 2288 wa Contact Information mm munmamee SS 2 minsaa p a asses See E aa Eni Blonder Tongue Laboratories I nc One J ake Brown Road Old Bridge New J ersey 08857 USA Sales Representatives Vice President North America Sales J eff Smith jsmith blondertongue com 512 238 6973 732 491 5657 mobile USA Western Region Eric Godleski egodleski blondertongue com 800 523 6049 ext 4376 USA Eastern Region Tom Lowden tlowden blondertongue com 800 523 6049 ext 4375 Customer Service btorder blondertongue com 800 523 6049 exts 4220 amp 4320 Outside the USA _btglobalsales blondertongue com JA BLONDER L TONGUE TEL GROUND HAA i DIO LABORATORIES INC S088 SEEREREES 8 SSPE E E SSS SANANE ORs See E TEMEN E 0 SANTEE 208s See Le H ae oom Blonder Tongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 22
19. program is 10 15 Mbits sec and 2 4 Mbits sec for a SD program TV programs broadcast in 8VSB can also carry theater quality audio by utilizing the Dolby Digital AC 3 format which provides 5 1 channel surround sound Numerous auxiliary data casting services can also be provided by broadcasters 2 2 Digital CATV In North America the digital CATV programs are distributed usign the QAM Quadrature Amplitude Modulation modulation standard There are various QAM modulation modes but the most commonly used modes in North America are the QAM 64 and QAM 256 also known as Annex B of the ITU T J 83 standard Similar to an Analog CATV channel both QAM 64 and QAM 256 each has a 6 MHz wide bandwidth However while analog CATV standard allows for transmission of only one cahnnel in a 6 MHz wide bandwidth QAM 256 allows for transmission of 2 3 HD programs or 10 12 SD programs in that same bandwidth 2 3 Satellite Satellite transmission is defined as the transmission by a satellite service provider of several hundred TV programs which are transmitted from a series of satellites travelling in a geo stationary orbit about 22 300 miles above the equator tT tt tt fl atti In North America the satellite programs are transmited primarily in digital fomrat using the QPSK Quadrature Phase Shift Keying and the 8PSK 8th order Phase Shift Keying standards The QPSK programs are typically transmitted in the C band
20. the Analog amp the Digital CATV programs but not in Hi Def quality TV Digital Ready Analog ATSC Tuners Display ONLY the Analog CATV programs TV Digital Ready Analog ATSC Tuners Display BOTH the Analog amp the Digital CATV programs but not in Hi Def quality TV Digital Analog ATSC QAM Tuners Display BOTH the Analog amp the Digital CATV programs in Hi Def quality 1 CLEAR means that the program is NOT encrypted by the satellite provider If the program in encrypted then additional de coding settop boxes must be installed at the TV set TANNE coum Slide 16 6 Satellite Solutions Receive Decode Modulate amp Distribute ji o lola a E E e em con SORE n SANGRA ce Oe oe Bee ee nen See E e NARREA 6 2 Receiving encrypted satellite programs and Modulating into Digital CATV i 2 MDU QPSK 3 or Headend SPSK a TV Analog Analog Tuner Only Display ONLY the Analog CATV programs TV Analog Analog Tuner Only Display BOTH the Analog amp the Digital CATV programs but not in Hi Def quality 5 ASI 270 Mbps Analog CATV amp Digital CATV e TV Digital Ready Analog ATSC Tuners Display ONLY the Analog Digital CATV programs CATV TV Digital Ready Analog ATSC Tuners Display BOTH the Analog amp the Digital CATV programs but not in Hi Def quality a Coaxial Distribution Network e TV Digital A
21. tribution Network M RLRELGUSNY Program broadcast in Digital 8VSB Standard G Roof top Antenna Blonder Tongue BTY Series 4 8VSB to QAM Transcoder Blonder Tongue AQT stock 6275 G QAM to Analog tuner SetTop Box by others TETANEN SERREREES 8 SANANE E E SSS SANANE Owes BEEZ 8 TAMTEN N 08 Fo oes See SANTEN N oo Toe Blonder Tongue Laboratories Inc 1 800 523 6049 www blondertongue com Slide 10 4 Off Air Solutions Receive Convert amp Distribute EES 8 EERE E E B E E J IEE BERR Use E E i rea ZR EPs oe pna T OBA EEHEHE TEE BEEEEEEE NMEBEEEEE H ameter E Teese rn E E i Display BOTH the Analog CATV amp TV Digital Ready Analog ATSC Tuners TV Digital Ready Analog ATSC Tuners Display BOTH the Analog CATV amp 4 6 Receiving Digital Off Air and Converting to Analog amp Digital CATV Option IV BEST O a TV Analog Analog Tuner Only Display Analog CATV including Digital off air programs Digital 7 b TV Analog Analog Tuner Only avse pean 4 nea Analog CATV the Digital CATV programs amp but not in Hi Def quality FR ain a Analog CAIN Digital CATV PEEN TTO c Digital Display Analog CATV ASI including Digital off air programs but not in Hi Def quality Digital Coaxial z Distribution the Digital CATV programs Network but not in Hi Def quality e D An existing Analog HeadEnd amp Distribution Network
22. uality e TV Digital Analog ATSC QAM Tuners Display BOTH the Analog CATV amp the Digital CATV programs in Hi Def quality CATV feed from cable company containing Analog CATV NTSC amp CLEAR Digital CATV QAM programs 1 CLEAR means that the program is NOT encrypted by the cable company If the program QAM to Analog tuner SetTop Box by others in encrypted then additional de coding settop boxes must be installed at the TV set FEAE BREEDS 2 PEPER E E SSSR SPOR NEE Eee 5 SPOR E a 888 wa E 6 Ue Bee 7 S RO E Huge wae Blonder Tongue Laboratories Inc L 800 523 6049 www blondertongue com Slide 13 5 Cable Solutions Receive Convert amp Distribute 2 gt o alae FE E E e em IEE SORE GOR ee Oe oe Bee ee ee nen See E e NARRET 5 2 Receiving Digital CATV and Converting to Analog CATV MDU Headend a TV Analog Analog Tuner Only Display BOTH the Analog CATV amp the Digital CATV programs but not in Hi Def quality p TV Digital Ready Analog ATSC Tuners Display BOTH the Analog CATV amp a QAM the Digital CATV programs but not in Hi Def quality Digital CATV TV Digital Analog ATSC QAM Tuners Display BOTH the Analog CATV amp the Digital CATV programs but not in Hi Def quality Coaxial Distribution Network a An existing Analog HeadEnd amp Distribution Network CATV feed from cable company containing CLEAR Digital
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