background image

34

QAMOS-CT • 

Part No. 5120.01 

• 

DVB-C /-T /-T2 Transmodulator

13. Glossary

ARP 

A

ddress 

R

esolution 

P

rotocol

ASI  

A

synchronous 

S

erial 

I

nterface

BW  

B

and

w

idth

DVB  

D

igital 

V

ideo 

B

roadcasting 

 

(-C Cable, -S Satellite, -S2 Satellite 2, -T Terrestrial)

ETSI  

E

uropean 

T

elecommunications Standards 

 

I

nstitute

FAT  

F

ile 

A

llocation 

T

able

FPGA  

F

ield 

P

rogrammable 

G

ate 

A

rray

GbE 

G

iga

b

it-

E

thernet

GUI 

G

raphical 

U

ser 

I

nterface 

HD(TV)  

H

igh 

D

efinition (Television) 

HTTP  

H

yper

t

ext 

T

ransfer 

P

rotocol

ID  

Id

entifier

IF  

I

ntermediate 

F

requency

IGMP 

I

nternet 

G

roup 

M

anagement 

P

rotocol

IIC  

I

nter-

I

ntegrated 

C

ircuit 

 

(I²C bus, data bus within device)

IP  

I

nternet 

P

rotocol

LAN  

L

ocal 

A

rea 

N

etwork 

LDPC  

L

ow 

D

ensity 

P

arity 

C

heck Code

LED  

L

ight 

E

mitting 

D

iode

MAC  

M

edia 

A

ccess 

C

ontrol

MER  

M

odulation 

E

rror 

R

atio

MIB  

M

anagement 

I

nformation 

B

ase

MPEG  

M

oving 

P

icture 

E

xperts 

G

roup

MPTS  

M

ulti 

P

rogram 

T

ransport 

S

tream 

NIM  

N

etwork 

I

nterface 

M

odule

Nios  

product name for a processor 

NIT  

N

etwork 

I

nformation 

T

able

PCR  

P

rogram 

C

lock 

R

eference

PSI  

P

rogram 

S

ervice 

I

nformation

QAM  

Q

uadrature 

A

mplitude 

M

odulation

RF 

R

adio 

F

requency

SDT  

S

ervice 

D

escription 

T

able

SFP 

S

mall 

F

orm-factor 

P

luggable

SI  

S

ervice 

I

nformation

SNMP  

S

ingle 

N

etwork 

M

anagement 

P

rotocol

SPTS  

S

ingle 

P

rogram 

T

ransport 

S

tream

TDT 

T

ime and 

D

ate 

T

able

TOT 

T

ime 

O

ffset 

T

able

TS  

T

ransport 

S

tream

WAN  

W

ide 

A

rea 

N

etwork 

14. Bibliography

[1] EN 300 421: 

 

Digital Video Broadcasting (DVB): Framing structure, channel coding and modulation for 

 

11/ 12 GHz satellite services

[2] EN 302 307:

  

Digital Video Broadcasting (DVB): Second generation framing structure, channel coding and 

 

modulation systems for Broadcasting, Interactive Services, News Gathering and other broadband 

 

satellite applications

[3] EN 300 429:  

Digital Video Broadcasting (DVB): Framing structure, channel coding and modulation for cable 

 

systems

[4] EN 60728-11: 

  Cable networks for television signals, sound signals and interactive services Part 11: Safety

 

(IEC 60728-11:2005); German version EN 60728-11:2005

[5] EN 50083-2:

  

Cabled distribution systems for television and sound signals. Electromagnetic compatibility for 

 

equipment; EN 50083-2:2001

[6] EN 300744: Digital Video Broadcasting (DVB) - 

Framing structure, channel coding and modulation for digital 

 

terrestrial television (Endorsement of the English version EN 300744 V1.6.1 (2009-01) as German 

 

standard)

[7] EN 302755: Digital Video Broadcasting (DVB) - 

Frame structure, channel coding and modulation for a second 

 

generation digital terrestrial television broadcasting system (DVB-T2) (Endorsement of the English 

 

version EN 302 755 V1.3.1 (2012-04) as German standard)

[8] ITU-T J.83 (12/2007): 

Digital multi-programme systems for television, sound and data services for cable distribution

Summary of Contents for 5100.83

Page 1: ...DVB C T T2 Transmodulator QAMOS CT Part no 5120 01 8x DVB C T T2 DVB C 8x QAM Device MANUAL setting signals...

Page 2: ...2 2 Menu Input 10 7 2 3 Menu Multiplexer 12 7 2 4 Menu Settings 14 7 2 5 Menu Language 16 7 2 6 Menu Service 16 7 2 7 Menu Setup 17 7 2 8 Menu Level 23 7 2 9 Menu Status 23 7 2 9 1 A QAMOS CT status...

Page 3: ...Contents 10 Block diagram 32 11 Application example 32 12 Technical data 33 13 Glossary 34 14 Bibliography 34 15 Notes on the device software 35 16 Document history 35 Declaration of Conformity 36...

Page 4: ...the defaults of the DIN EN 50083 have to be considered It is especially important to follow DIN EN 60728 11 The unit must only be mounted vertically The ventilation slots as well as the circulation p...

Page 5: ...atus Meaning of the LEDs POWER green constant module is ready off module is off operating voltage is not appllied SYSTEM green constant module is ready flashing software update is running amber consta...

Page 6: ...ystem that is distinguished by its modular and compact design A userfriendly operating concept facilitates setup configuration and maintenance of the system The module converts digital terrestrial sig...

Page 7: ...rk using an Ethernet cable The default IP address of the module is 192 168 1 100 In order to access the web interface of the module from a PC the PC has to be in the same subnet 192 168 1 XXX subnet m...

Page 8: ...to move it on the right side instead is available GUI chapter 7 2 7 All eight channels are listed individually A green LED symbol in front of channel 1 8 means that input and output are synchronized...

Page 9: ...all modules belonging to the headend are listed headend chapter 7 2 7 Functions across modules like the NIT exchange between modules of the QAMOS group can be done on all listed modules The individua...

Page 10: ...ays configured as an input Port 2 IN OUT can be configured as input or loop through output Each port can be equipped with an input attenuation of 15 dB Now select the tuners 1 8 Per used tuner the rec...

Page 11: ...DVB T and DVB T2 modulation 2 The stream selection is only available if DVB T modulation is present If the DVB T transport stream has been transmitted with hierarchical modulation it can be determined...

Page 12: ...vice first select one or more input s input 1 8 media player If done the scan starts and the services are listed assigned to their inputs By pressing the button All loading below the services of all i...

Page 13: ...ree If you choose too much services for transmission the brutto bitrate could be exceeded This is indicated by a red LED in front of the channel Read in the Status menu chapter 7 3 9 the output parame...

Page 14: ...osition normal inverted Mode transcoder test signal test level QAM standard DVB C ITU T J 83 Annex A fixed 1 Is at the frequency input channel selected the output frequency can be set in the pre selec...

Page 15: ...am transferred transponders is filtered out Possible EPG information from other transponders which can also be transferred under the Other in the data stream are always transmitted The buttons below s...

Page 16: ...is done either in the navigation tree at the point language or on the top right with the language selection box 7 2 6 Menu Service Here you find all service information the BLANKOM service hotline and...

Page 17: ...r of your browser instead must be allowed in the browser settings Display all system files By default System administration Backup all system files are up downloaded as a single file By selecting disp...

Page 18: ...Fan mode Available settings are from automatic mode to permanent ON Activate user and password check This option can only be deactivated by the administrator If disabled no login is required chapter 7...

Page 19: ...on to load a software update The button View log leads to an overview in which all the processes have been documented since the start of the GUI Each operation is listed by date time and description I...

Page 20: ...Name Server will be set up To use it in full extent a connected PC laptop must be configured as a DHCP client Note that using Windows not only the IP address but also the DNS server address has to be...

Page 21: ...urpose a test trap can be sent by clicking the button Test If a test trap triggered all pre preserved traps are discarded Up to 256 IP addresses can be created resp unlocked to receive the traps They...

Page 22: ...ansport streams SPTS or MPTS To create a transport stream file the free software ffmpeg is recommended www ffmpeg org To upload the file you select the menu item Setup In the section Player file syste...

Page 23: ...e buttons simplify the offset level setting if you want to make the same adjustments for all channels The left button increases the offset by 0 5 dB the right button decreases the value by 0 5 dB The...

Page 24: ...existing overflow bit rate are displayed The used channel bit rate should be smaller than the brutto bit rate Otherwise it can cause disturbances or even failure of the transferred services Check ther...

Page 25: ...S product group are listed that are within the network If there is no network connection between the mentioned devices the case of manual NIT processing here only this one device appears on which the...

Page 26: ...an overview of the settings for the NIT processing of all the channels of the headend Here the NIT transmission per channel can be switched on or off easily and the network name and network ID can be...

Page 27: ...services of the channels are listed that were marked in the lower right table for LCN processing TV channels are already pre selected separated for HD and SD programs all services are still provided...

Page 28: ...auses a reboot i e the module restarts and all stored values are restored If the module must be reset to factory settings press the reset button until the POWER and SYSTEM LED illuminate permanently g...

Page 29: ...ndent VideoKonverter jar and the Windows application tsmux exe For the installation of the program requires the following 1 Check the installed version of Java Establish an internet connection to the...

Page 30: ...clusion of the auxiliary path and the first conversion is shown After the files are unpacked from FFmpeg to the selected folder link this path in the converter You simply select the button path to ffm...

Page 31: ...al there are qualitative degradation because data is added that isn t contained in the original contnet Provider name service name and original network ID are system dependent they act as an assignmen...

Page 32: ...ock diagram 11 Application example SAT Stratix IV FPGA SDRAM 8x Tuner 8x Demod TS Proc MOD UPC DAC Eth CPU NIOS FLASH DDR 2 2x LNB Power 2x 8x 8x IQ 8x TS 8x MUX optional FLASH optional 8x TS HF 8x TS...

Page 33: ...Solomon 204 188 8 PSI SI processing disconnectable Zero stuffing continously Signal processing EN 300 429 3 Test signals QAM test signal according adjustment symbol rate QAM constellation Measurement...

Page 34: ...ream TDT Time and Date Table TOT Time Offset Table TS Transport Stream WAN Wide Area Network 14 Bibliography 1 EN 300 421 Digital Video Broadcasting DVB Framing structure channel coding and modulation...

Page 35: ...sion You should have received a copy of the GNU General Public License along with Foobar If not see http www gnu org licenses The source code is available upon request Please address requests to BLANK...

Page 36: ...for the approximation of legislation of the member states Electromagnetic compatibility 2004 108 EC The following standards are met DIN EN 50083 2 2007 04 EN 50083 2 2006 06 Low voltage guideline 2006...

Reviews: