A Case Study on

Spectrum Management and

Monitoring in Thailand

Lunchakorn Wuttisittikulkij[1]

Atipong Suriya[2]

Chulalongkorn University[1]

Ubon Ratchathani University[2]

20 April 2018

Holiday inn Kunming City Centre

Kunming, CHINA

ITU ASP CoE Training on Monitoring

RF Spectrum in Modern Wireless Era

Agenda

● Key fact on Thailand, current legal and management

structure for national Spectrum Management and

Monitoring

● Information on key spectrum holders and spectrum

licensing structure

● Infrastructure available for Spectrum Monitoring

● Key interference issues and the

techniques/strategies adopted to resolve the issues

● Issues currently being faced on needed to be solved

(comments or suggestion would be appreciated)

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Key fact on Thailand

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Key Facts on Thailand (December 2015)

Land Mass 513,120 km2

Population 67 million

Mobile Subscriptions 83.1 million

Major Mobile Operators AIS, TRUE Move, DTAC,

CAT, TOT

Fixed Telephone

Subscriptions

5.4 million – 26.1%

household penetration

Fixed Broadband

Subscriptions

6.4 million - 31.1%

household penetration

Internet Density 34.9%

Current legal and management structure for

national Spectrum Management and Monitoring

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Royal Thai Government

Ministry of Digital Economy and Society formerly known as Ministry of ICT (MICT)

• Regulator known as the

National Broadcasting and

Telecommunications

Commission (NBTC).

• Founded in 2010

• The Act on Organization to

Assign Radio Frequency and

to Regulate the Broadcasting

and Telecommunications

Services B.E. 2553 (The

NBTC Act 2010’)

2010

Information on key spectrum holders and

spectrum licensing structure

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Spectrum Date Purpose Auction Results

1920 – 1965 MHz /

2110 – 2155 MHz

October 2012 3G mobile

services

3 lots of 2 x 15 MHz were awarded to DTAC,

Truemove and AIS, raising US$1.4 billion

510 – 790 MHz December 2013 Digital TV 7 HD channels were awarded to BEC-

Multimedia, Bangkok Media and Broadcasting,

Bangkok Broadcasting and Television, Channel 7,

Triple V Broadcast, MCOT and Amarin Television

and GMM.

7 SD channels were awarded to Thai

Broadcasting, Bangkok Business Broadcasting,

True DTT, GMM SD Digital TV, BEC-Multimedia,

RS Television and Mono Broadcast.

The total auction precede was US$1.2 billion

1710 – 1740 MHz /

1805 – 1835 MHz

11 November

2015

IMT services 2 lots of 2 x 15 MHz offered via auction (Lot 1 –

Truemove & Lot 2 – AIS )

raising US$2.6 billion

895 - 915 MHZ /

940 – 960 MHz

15 December

2015

IMT services 2 lots of 2 x 10 MHz offered via auction (Lot 1 –

Jas Mobile Broadband & Lot 2 – Truemove )

raising US$ 4.8 billion !!!!

Infrastructure available for Spectrum Monitoring

● Monitoring stations of NBTC :

● 4 Regional & 17 District Offices (HF,VHF,UHF)

Authority of Regional Office of NBTC

● Radio Frequency Governance and Inspection

Section

● Law Enforcement and Legal Affairs Section

● Consumer and Public Benefit Section

● Regional Undertaking Coordination Section

● Administration Work

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Infrastructure available for Spectrum Monitoring

● Monitoring stations of NBTC :

● 4 Regional & 17 District Offices ● Region # 1 consists of 4 district

offices covers 20 provinces in

central, eastern and western area

of Thailand

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Infrastructure available for Spectrum Monitoring

● Monitoring stations of NBTC :

● 4 Regional & 17 District Offices ● Region # 2 consists of 4 district

offices covers 23 provinces in

north-eastern area of Thailand

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Infrastructure available for Spectrum Monitoring

● Monitoring stations of NBTC :

● 4 Regional & 17 District Offices ● Region # 3 consists of 4 district

offices covers 18 provinces in

northern area of Thailand

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Infrastructure available for Spectrum Monitoring

● Monitoring stations of NBTC :

● 4 Regional & 17 District Offices ● Region # 4 consists of 5 district

offices covers 16 provinces in

southern area of Thailand

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Key interference issues and the

techniques/strategies adopted to resolve the issues

● Digital TV Coverage and Rollout Plan (starting year 2013)

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Key interference issues and the

techniques/strategies adopted to resolve the issues

• DTT Coverage in Thailand : 39 main sites + 129 additional sites

• Interference issue among sites

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Key interference issues and the

techniques/strategies adopted to resolve the issues

• Frequency Planning Tools for Digital Terrestrial Television

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Issues currently being faced on needed to be solved

● Illegal setting up of FM broadcasting station

● Rated Output Power

● Conducted Spurious Emission

● Out-of-band Emission

● Frequency Error

● Frequency Deviation

● How to deal with this ?

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You can find us at★ wlunchak@chula.ac.th★ atipong.s@ubu.ac.th

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For more details: NBTC website: www.nbtc.go.th/

Any questions or comments?