Circular No. 15/2013/TT-BTTTT amending Circular No. 20/2012/TT-BTTTT national technical regulation

• Official number: 15/2013/TT-BTTTT
• Legislation Type: Circular
• Organization: The Ministry Of Information And Transmitation
• Signer: Nguyen Bac Son
• Issued Date: 01/07/2013

THE MINISTRY OF INFORMATION AND COMMUNICATIONS -------	SOCIALIST REPUBLIC OF VIETNAM Independence - Freedom - Happiness ---------------
No. 15/2013/TT-BTTTT	Hanoi, July 01, 2013

CIRCULAR

AMENDING AND SUPPLEMENTING CIRCULAR NO. 20/2012/TT-BTTTT DATED DECEMBER 04, 2012, OF THE MINISTER OF INFORMATION AND COMMUNICATIONS, PROMULGATING THE NATIONAL TECHNICAL REGULATION

Pursuant to the June 29, 2006 Law on Standards and Technical regulations;

Pursuant to the November 23, 2009 Law on telecommunication;

Pursuant to the November 23, 2009 Law on Radio frequency;

Pursuant to the Government’s Decree No. 127/2007/ND-CP dated August 01, 2007 detailing and guiding implementation of a number of Articles of Law on Standards and Technical regulations;

Pursuant to the Government’s Decree No. 187/2007/ND-CP dated December 25, 2007, defining the functions, tasks, powers and organizational structure of the Ministry of Information and Communications and Decree No. 50/2011/ND-CP dated June 24, 2011 amending Decree No. 187/2007/ND-CP dated December 25, 2007;

At the proposal of Director of Science and Technology Department;

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Article 1. To amend and supplement Circular No. 20/2012/TT-BTTTT dated December 04, 2012, of the Minister of Information and Communications, promulgating the national technical regulation as follows:

1. To amend and supplement a number of provisions of the national technical regulation on digital terrestrial television receivers DVB-T2, sign QCVN 63:2012/BTTTT at the enclosed Annex 1;

2. To amend and supplement a number of provisions of the national technical regulation on digital video broadcasting transmitting signal DVB-T2, sign QCVN 64:2012/BTTTT at the enclosed Annex 2;

Article 2. This Circular takes effect on August 15, 2013.

Article 3. The Chief of office, Director of Science and Technology Department, heads of agencies, units of Ministry of Information and Communications, Directors of the provincial/municipal Services of Information and Communications and relevant organizations and individuals shall implement this Circular.

MINISTER OF INFORMATION AND COMMUNICATIONS




Nguyen Bac Son

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ANNEX 1

AMENDING AND SUPPLEMENTING A NUMBER OF PROVISIONS OF THE NATIONAL TECHNICAL REGULATION ON DIGITAL TERRESTRIAL VIDEO BROADCASTING RECEIVERS DVB-T2, SIGN QCVN 63:2012/BTTTT
(Promulgated together with Circular No. 15/2013/TT-BTTTT dated July 01, 2013 of the Ministry of Information and Communications)

1. Reference documents [2], [4], [21] section “1.3. Reference documents” is amended as follows:

“[2]

ETSI EN 302 755 (V1.2.1), Digital Video Broadcasting (DVB); Frame structure channel coding and modulation for a second generation digital terrestrial video broadcasting system (DVB-T2)”

“[4]

TCVN 7600:2010 (IEC/CISPR 13:2009), sound and television broadcast receivers and associated equipment – radio frequency interference characteristics - Limits and methods of measurement”

“[21]

CI Plus Specification V1.3”   

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" 1.4.8. Up Converter

Up frequency converter.”

3. To remove the abbreviated words, interpretation on the abbreviated words “AC3” and “E-AC3” of section “1.5. the abbreviated words”

4. To amend and supplement section "2.1.3. Adaptation of electromagnetic field” as follows:

“Receivers must abide by requirement on adaptation of electromagnetic field in national standard TCVN 7600:2010 (IEC/CISPR 13:2009)[4].”

"Receivers must have ability to handle the following tables: NIT, PAT, PMT, SDT, EIT, TDT. The above information tables are described in regulation for the broadcasting signal part of DVB-T2.”

6. To amend, supplement section “2.2.6. Logic channel numbering (LCN) as follows:

“Receivers must have ability to handle service information from Logical Channel Number table to support the numbering, arranging and searching channel.

Receivers support LCN by using the logic channel description set with descriptor_tag of 0x83 in the following structure and syntax:

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Size (bit)

Identifier

logical_channel_descriptor(){

descriptor_tag

8

uimsbf

descriptor_length

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uimsbf

   for (i=0;i<N;i++){

      service_id

16

uimsbf

      visible_service3_flag

1

...

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...

     Reserved

5

bslbf

     logical_channel_number

10

uimsbf

   }}

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descriptor_tag: set 0x83;

service_id: 16bite string used to identify service in transmitted data stream (TS);

visible_service_flag: Signal flag showing service, valued at “1” if service may be presented and selected in list of services on receiver; valued at “0” if service fails to be presented and selected in list of services on receiver;

Reserved: Reserved string for use in future, including 5 bites, set “1”;

logical_channel_number: 10 bite string to present the priority level when arranging order of services.

LCN will be numbered from 1 to 999. In which, channels are numbered from 1 to 799 by service providers; the reserved LCN channels are numbered from 800 to 999.”

7. To amend section “2.3.2. RF Output Connector" as follows:

“STB must have RF output connectors according to standard IEC 60169-2 [10], male connector type.“

8. To amend section “2.3.5. RCA audio interface" as follows:

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9. To amend section “2.3.6. Conditional access support interface" as follows:

“In case of having conditional access support interface , receiver must have at least an CI interface in accordance with standard ETSI EN 50221 [13] or CI Plus interface of version 1.3 [21].”

10. To amend section “2.4.22.4. HE-AAC support on similar audio output interface" as follows:

“In case of having similar audio port (RCA), receiver must have ability to decode and downmix sound coded HE-AAC to put out similar audio port (RCA).“

11. To amend point 2, section “3.1.2.2. Procedures for measuring" as follows:

“2. Use DVB-February mode corresponding to: 32k expanding, 256 QAM revolving, GI 1/16, PP4, R2/3, TR-PAPR;”

12. To amend point 4, section “3.1.2.2. Procedures for measuring" as follows:

“4. Start with frequency 178 MHz (Channel 6);”

13. To amend point 2, section “3.2.2.2. Procedures for measuring" as follows:

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·         Single PLP mode;

·         UHF: 32k standard/expanding, 256 QAM revolving, GI1/16, PP4, R2/3, TR-PAPR; 32k, 256 QAM, GI1/128, PP7, R5/6.”

14. To amend section “3.6.1. Configuration of measuring" as follows:

Phrase “B mode (Multiple PLP)” is amended into phrase “A mode (Single PLP)”.

15. To amend table 16 as follows:

Parameters (size of FFT, modulation, code rate, GI)

8K, 64-QAM, R=3/4, GI=1/4

8K, 64-QAM, R=2/3, GI=1/4

8K, 64-QAM, R=3/4, GI=1/8

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8K, QPSK, R=1/2, GI=1/8

2K, QPSK, R=1/2, GI=1/16

2K, 16-QAM, R=2/3, GI=1/32

16. To amend table 20 as follows:

Table 20 – Parameters of DVB-T2 mode used in measuring

Parameter

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FFT

32k

32k

32k

32k

32k

Bandwidth

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...

8 MHz

8 MHz

8 MHz

8 MHz

Carrier bandwidth mode

Expanding

Expanding

Expanding

Expanding

...

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...

Protective section

1/8

19/256

1/16

1/32

1/128

Pilot sample

PP2

PP4

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PP4

PP7

Single PLP (A mode)

L_f

20,42,62

42,62

20,42,62

20,42,60

20,42,60 (QPSK) 20,42,60 (16QAM) 20.40,60 (64QAM) 20.40,60 (256QAM)

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64 QAM

64 QAM

64 QAM

64 QAM

64 QAM

FEC block/interleaved frame

67,135,185

63,135,200

135,200

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16,34,50 (QPSK) 33,69,100 (16QAM) 49.99,150 (64QAM) 66,133,200 (256QAM)

Code rate

3/5

3/5, 2/3, 3/4

3/5,2/3,3/4

All

Modulation

256 QAM

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...

256 QAM

256 QAM

Multiple
PLP (B mode)

L_f

27

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Subslices

135

L1 modulation

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PLP mode

Common

DT2

DT2

...

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...

FEC block/interleaved frame

35

57

57

Code rate

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...

2/3

2/3

2/3

Modulation

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256 QAM

256 QAM

BUFS

483328

1613824

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17. To amend table 27 as follows:

Table 27 – Frequencies and signal bandwidths that compulsory support

Frequency

178.0

226.0

474.0

522.0

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618.0

666.0

714.0

762.0

FFT

32k standard

32k expanding

Signal bandwidth

8 MHz

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NF

256 QAM

R2/3

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256 QAM

R3/5

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--

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18. To amend table 28 as follows:

Mode

Input signal level (dBm)

Assessment of result

8K, 64-QAM, R=2/3, Δ/Tu=1/8

-25

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8K, 64-QAM, R=2/3, Δ/Tu=1/4

-25

8K, 64-QAM, R=3/4, Δ/Tu=1/4

-25

8K, 64-QAM, R=3/4, Δ/Tu=1/8

-25

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-25

32K ext, 256-QAM, R=4/5, Δ/Tu=1/8

-25

32K ext, 256-QAM rotated, PP7, R=3/4, Δ/Tu=1/128

-25

19. To amend point 5, section “3.15.2. Procedures for measuring" as follows:

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20. To remove point 6, section “3.15.2. Procedures for measuring”  

21. To amend point 6, section “3.17.1.2. Procedures for measuring" as follows:

“6. Adjusting level of FM carrier to -13 dB in comparison with picture carrier"

22. To amend point 6, section “3.17.2.2. Procedures for measuring" as follows:

“6. Adjusting level of FM carrier to -13 dB in comparison with picture carrier"

23. To amend Table 38 as follows:

Signal bandwidth 8 MHz

DVB-T2 mode

Echo signal lag [µs]

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-230

-200

-150

-120

32K ext, 256-QAM, PP4, R=3/5, GI =1/16

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32K ext, 256-QAM, PP4, R=2/3, GI =1/16

32K ext, 256-QAM, PP4, R=3/4, GI =1/16

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32K ext, 256-QAM, PP4, R=3/5, GI =1/32

32K ext, 256-QAM, PP4, R=2/3, GI =1/32

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32K ext, 256-QAM, PP4, R=3/4, GI =1/32

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Echo signal lag [µs]

260

230

200

150

120

32K ext, 256-QAM, PP4, R=3/5, GI =1/16

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32K ext, 256-QAM, PP4, R=2/3, GI =1/16

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32K ext, 256-QAM, PP4, R=3/4, GI =1/16

32K ext, 256-QAM, PP4, R=3/5, GI =1/32

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32K ext, 256-QAM, PP4, R=2/3, GI =1/32

32K ext, 256-QAM, PP4, R=3/4, GI =1/32

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NOTE: The blacked part is modes not required to measure.

24. To amend point 2, section “3.21.2.2. Procedures for measuring" as follows:

“2. Select of programs from measuring data with bite speed 600 kbps, video resolution of 720x576 containing audio;”

25. To remove point 5, section “3.21.3.2. Procedures for measuring”

26. To amend point 4, section “3.21.4.2. Procedures for measuring" as follows:

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27. To remove point 5, section “3.21.4.2. Procedures for measuring”

28. To amend point 4, section “3.22.2.2. Procedures for measuring" as follows:

“4. To select stereo audio mode at system of selected list.”

29. To amend section “5. Responsibilities of organizations and individuals" as follows:

“Relevant organizations and individuals shall implement quality management of receivers in terrestrial digital video broadcasting network DVB-T2 under regulation and bear inspection of state management agencies.”

30. To amend Table A.4 as follows:

Parameters

Value

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FFT

32k

32k

32k

32k

32k

Bandwidth

8 MHz

...

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...

8 MHz

8 MHz

8 MHz

Carrier bandwidth mode

Expanding

Expanding

Expanding

Expanding

...

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...

Protective section

1/8

19/256

1/16

1/32

1/128

Pilot sample

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...

PP4

PP4

PP4

PP7

Single PLP

 (A mode)

L_f

22,44,60

20,42,62

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20,42,62

20,42,60 (QPSK) 20,42,60 (16QAM) 20.40,60 (64QAM) 20,40,60 (256QAM)

L1 modulation

64 QAM

64 QAM

64 QAM

64 QAM

64 QAM

FEC block/interleaved frame

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...

63,135,200

135,200

64,135,200

16,34,50 (QPSK) 33,69,100 (16QAM) 49.99,150 (64QAM) 66,133,200 (256QAM)

Code rate

¾

3/5

3/5, 2/3, 3/4

3/5,2/3,3/4

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...

Modulation

256 QAM

256 QAM

256 QAM

256 QAM

256 QAM

Multiple PLPs

L_f

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27 **)

Number of subslice

135

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64QAM

PLP type

Common

...

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DT2

FEC block/interleaved frame

35

57

57

...

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Code rate

2/3

2/3

2/3

...

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...

64QAM

256QAM

256QAM

BUFS

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483328

1613824

1613824

NOTE: **) the maximum value is dependent on specific information in PLP.

31. To amend and supplement “Data containing the following services:’”, section “A.5.5. Transmission stream E” as follows:

“H.264/10 AVC – resolution 720x576 with MPEG1 Layer II;

“H.264/10 AVC – resolution 720x576, no audio;

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H.264/10 AVC – resolution 1920x1080i, audio HE-AAC 3-2/0 (48 kbit/s);

H.264/10 AVC – resolution 1920x1080i, audio HE-AAC 3-2/0 (80 kbit/s);

H.264/10 AVC – resolution 1920x1080i, audio HE-AAC 3-2/0 (96 kbit/s);”

32. To remove section “A.5.6. Transmission stream TS F”

33. To amend and supplement “Data containing the following services:’”, section “A.5.7. Transmission stream TS G” as follows:

“H.264/10 AVC – 720x576i, MPEG1 Layer II;

H.264/10 AVC – 720x576i, no audio;

H.264/10 AVC – 720x576i, no audio;

H.264/10 AVC – resolution 1920x1080i, audio HE-AAC 3-2/0 (48 kbit/s);

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H.264/10 AVC – resolution 1920x1080i, audio HE-AAC 3-2/0 (96 kbit/s);

MPEG2 – 720x576i, MPEG1 Layer II (BEEP);

H.264/10 AVC – 1920x1080i.”

34. To remove section “A.5.10. Transmission stream TS K”

35. To remove section “A.5.11. Transmission stream TS L”

36. To amend and supplement “Data containing the following services:’”, section “A.5.12. Transmission stream TS M” as follows:

“H.264/10 AVC – 1920x1080i;

H.264/10 AVC – 1280x720p, MPEG1 Layer II.”

37. To remove section “A.5.13. Transmission stream TS N1”

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39. To remove section “A.5.15. Transmission stream TS N3”

40. To amend and supplement “Data containing the following services:’”, section “A.5.16. Transmission stream TS O” as follows:

“H.264/10 AVC – 1920x1080i;

HE-AAC V2, Level 2;

HE-AAC V2, Level 4.”

41. To remove section “A.5.17. Transmission stream TS P” as follows:

No.

Stream name

TS P

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Parameter characteristics of stream

SI/PSI Information on stream

Measuring methods used respectively

Birates (CBR)

Video coding

Audio coding

1

TS1_B4T.ts

6 Mbps

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H264/10AVC, 576i, 4:3

HE-AAC –v1 Level 2

PAT, PMT, NIT, SDT, EIT, TOT/TDT

Section 3.2.2; 3.3.2; 3.4.1; 3.5.1; 3.7.2; 3.9.2; 3.11.2; 3.14.1; 3.15.1; 3.16.2; 3.18.2; 3.19.2; 3.21.2

~350 Kbps (CBR)

H264/10AVC, 576p, 16:9

HE-AAC –v1 Level 2

~1.5 Mbps (CBR)

H264/10AVC, 576p, 4:3

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2

TS2_B4T.ts

20 Mbps

Variable bitrates

H264/10AVC, 576i, 4:3

MPEG-1 Layer II “Musicam”

PAT, PMT, NIT, SDT, EIT, TOT, TDT

 Section 3.2.2; 3.4.1; 3.5.1; 3.12.2; 3.17.2

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H264/10AVC, 576p, 16:9

HE-AAC –v1 Level 2

Variable bitrates

H264/10AVC, 576p, 4:3

HE-AAC –v2 Level 2

Variable bitrates

H264/10AVC, 1080i, 16:9

HE-AAC –v2 Level 2

Variable bitrates

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HE-AAC –v2 Level 2

3

TS3_B4T.ts

30 Mbps

Variable bitrates

H264/10AVC, 576i, 4:3

MPEG-1 Layer II “Musicam”

PAT, PMT, NIT, SDT, EIT, TOT, TDT

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Variable bitrates

H264/10AVC, 576p, 16:9

HE-AAC –v1 Level 2

Variable bitrates

H264/10AVC, 576p, 4:3

HE-AAC –v2 Level 2

Variable bitrates

H264/10AVC, 1080i, 16:9

HE-AAC –v2 Level 2

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H264/10AVC, 720P, 16:9

HE-AAC –v2 Level 2

4

TS4_B4T.ts

50 Mbps

~1.5 Mbps (CBR)

H264/10AVC, 576i, 4:3

HE-AAC –v1 Level 2

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Section 3.2.2; 3.20.1

~350 Kbps (CBR)

H264/10AVC, 576p, 16:9

HE-AAC –v1 Level 2

~1.5 Mbps (CBR)

H264/10AVC, 576p, 4:3

HE-AAC –v1 Level 2

~5.0 Mbps (CBR)

H264/10AVC, 1080i, 16:9

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~5.0 Mbps (CBR)

H264/10AVC, 720P, 16:9

HE-AAC –v1 Level 2

42. To amend row 11 in "Table A.10- List of measuring equipment” as follows:

No.

Measuring equipment

11

Audio receiver with HDMI port

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AMENDING AND SUPPLEMENTING A NUMBER OF PROVISIONS OF THE NATIONAL TECHNICAL REGULATION ON DIGITAL VIDEO BROADCASTING TRANSMITING SIGNAL DVB-T2, SIGN QCVN 64:2012/BTTTT
(Promulgated together with Circular No. 15/2013/TT-BTTTT dated July 01, 2013 of the Ministry of Information and Communications)

1. To amend the first paragraph of “Foreword” as follows:

“QCVN 64:2012/BTTTT is elaborated on the basis of documents of  ETSI EN 302 755 V1.2.1 Digital Video Broadcasting (DVB); Frame structure, channel coding and modulation for a second generation digital terrestrial television broadcasting system (DVB-T2), DVB Document A14-2, Digital Video Broadcasting (DVB); Measurement guidelines for DVB systems; Amendment for DVB-T2 system.”

2. To remove the abbreviated words, interpretation on the abbreviated words “AC3” and “E-AC3” of section “1.4. The abbreviated words”

3. To amend section “2.4. Coding repair of errors and modulation " as follows:

“Require for bite-interleaved coding and modulation is prescribed in Article 6 of Standard ETSI EN 302 755 v1.2.1.”

4. To amend section “2.5. Creation, coding and modulation of signal layer 1"as follows:

“Require for generation, coding and modulation of layer 1 signaling is prescribed in Article 7 of Standard ETSI EN 302 755 v1.2.1.”

5. To amend section “2.6. Frame structure" as follows:

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6. To amend section “2.7. OFDM generation " as follows:

“Require for OFDM generation is prescribed in Article 9 of Standard ETSI EN 302 755 v1.2.1.”

7. To amend some “Requirements”, section “2.8.2. Subtitles " as follows:

·         Subtitles must be coded under bitmap according to EN 300 743 v1.3.1

·         All subtitles must be supported at least two languages of Vietnamese and English.

8. To amend reference documents [1], section “Folder of reference documents” as follows:

“[1] ETSI EN 302 755 v1.2.1: "Digital Video Broadcasting (DVB); Frame structure, channel coding and modulation for a second generation digital terrestrial television broadcasting system (DVB-T2)".”

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