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Product
THS-9100M DTMB terrestrial HD digital set-top box
型号:THS-9100M
● Support domestic mainstream CA: Yongxin Video, Digital Video, Dexin, Quanzhi, Solutong, Lianguang Video ABV, Sanzhou Xunchi, etc., and support dual CA functions.
● Support domestic non-card high security mainstream CA: Lianguang Video ABV, Tianbai Cloud Vision, Digital Taihe.
● Dual power supply mode, the power supply adopts lightning protection and wide voltage technology design.
● Support advertising functions: boot (including video), channel switching, subtitles, hanging corners and other advertisements.
● Support online upgrade: OTA upgrade.
● Learning remote control, remote control distance up to 20 meters, stainless steel waterproof design, drop-proof and durable.
● Personalized products can be customized according to customer requirements.
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产品详情 技术参数 资料下载

1. Our company's THS-9100M digital TV set-top box is designed in full compliance with the DTMB standard. The set-top box has national 3C certification, ISO9001 quality system certification, and national energy efficiency certification. Comply with GB 20600-2006 "Digital TV Terrestrial Broadcast Transmission System Frame Structure, Channel Coding and Modulation" and H.264 "ISO/IEC 14496-10:2010" / AVS "Information Technology Advanced Audio and Video Coding Part 2: Video" ( GB/T 20090.2) coding standard, in line with "Digital Video Broadcasting Chinese Service Information Specification JY/Z-174-2001", "Digital TV Broadcasting Electronic Program Guide Information Specification", etc.


2. The THS-9100 system products comply with the national and industry standards related to household appliances, such as: "Safety of Information Technology Set-Top Boxes (including Electrical Business Set-Top Boxes)", "Grid-powered household and similar general-purpose electronics and related set-top boxes Safety Requirements, "Sound and TV Broadcast Receivers and Related Set-Top Box Radio Interference Characteristics Limits and Measurement Methods", "Information Technology Set-Top Box Radio Interference Limits and Measurement Methods", "General Specifications for Special Digital TV Receivers", "Special Measurement Methods of Digital TV Receivers, General Rules of Basic Environmental Test Procedures for Electrical and Electronic Products, etc.


3. The set-top box has passed the China Compulsory Certification (3C (China Compulsory Certification) certification) and the national energy efficiency label certification.


4. The whole production process of Tonghui electronic set-top box products from design, electronic component procurement, motherboard patch processing to complete machine assembly, aging, software upgrades, etc. has undergone strict quality control, and has undergone strict testing and inspection before leaving the factory to ensure the product The index meets the requirements, and the product can run stably and reliably for a long time.


5. The product's power supply circuit adopts wide-voltage lightning protection design, the product stability is greatly improved, and it is more convenient for users to configure and maintain the power supply.


6. The product's remote control adopts stainless steel pot piece design, which is waterproof and anti-drop, good in hand feeling and long service life.


7. The product has a variety of appearance designs for users to choose from, including iron boxes, plastic boxes, built-in and external power supply designs, and other styles of products.


1. Hardware platform technical parameters

1

CPU Processor

Dual CPU architecture (MIPS 24KE) processor

2

Main Chip

M88CS8001 (Lanqi) Embedded 512Mbits/1Gbits DDR

(H.265 requires M88CS8051-T)

3

Tuning chip for tuner

ATBM8880+Si2141

4

FLASH memory

8M(64Mbytes) 

5

SDRAM

64Mbits DDR2 (i.e. 1Gb memory)

6

RF input interface

British F type

7

Video output interface

1 CVBS composite signal, RCA interface

8

Audio output interface

1 set of left and right channels (stereo), RCA interface, 600Ω unbalanced

9

HDMI high-definition interface

1 channel, support HDMI 1.4

10

USB interface

1 way USB 2.0 interface

11

Power supply

Power adapter: 5V/2A or 12V/1A, (220V/AC is also available)

12

Display panel

3-digit LED digital tube, 1 power indicator light, 1 signal lock light, 6 buttons


2. Main technical indicators

1) RF input

Project

Parameter

RF input frequency

47-870MHz

Input resistance

75 Ω

Minimum input level

UHF  ≤25dBuV (Mode 7)

VHF  ≤24dBuV (Mode 7)

Maximum input level

≥82dBuV

Physical channel bandwidth

8MHz

Gaussian C/N threshold

15.2dB (Mode 7)

Rice C/N threshold

16.1dB (Mode 7)

Rayleigh C/N threshold

20.1dB (Mode 7)

Echo delay 30uS

23 dB (Mode 7)

Frequency capture range

±150kHz

Input reflection loss

≥8dB(Test on the currently tuned channel of the RF tuner)

Demodulation method

Adaptive 16, 32, 64, 256 QAM (basic requirements)

Symbol rate

3.6-6.952Mbaud(64QAM)

2) Video output

Project

Parameter

Video output amplitude

683.4 mVp-p

Video synchronization amplitude

288.1 mVp-p

 Video frequency characteristics

-0.16 dB  (≤4.8MHZ)

-0.34dB (4.8~5MHZ)

-1.08 dB (≥5.5MHz)

Video signal-to-noise ratio (weighted)

66.3dB

Differential gain

2.1% p-p

Differential phase

1.7% p-p

Brightness non-linear

2.2%

Chroma/Luminance gain difference

0.1%

Chroma/luminance delay difference

5.8ns

K factor

1.9%

3) Audio output

Project

Parameter

Audio output level

-0.8 dB

Audio distortion

0.13 %

Audio frequency characteristics

0.27dB

Audio signal-to-noise ratio (no weight)

76dB

Audio left and right channel crosstalk

-77.5dB

Audio left and right channel phase difference

0.21dB

Audio left and right channel level difference

0.1dB

4) Signal decoding requirements

Channel coding

RS code

RS ( 204,188 )

Convolutional interleaving depth

I = 12

Raised cosine square root filter roll-off coefficient

0.15

Video decoder

Fully compatible with DVB, supports: MPEG-2 MP@ML/HL

H.264 BP (with no ASO/FMO), MP& HP@ L3/L4.1

AVS Jizhun profile @ L6.0/ L4.0

AVS Broadcast profile @ L6.0/ L4.0

MPEG-4 SP Profile, Advanced Simple Profile

@ Level 5 without GMC/Data Partitioning/Reversible VLC

VC1 SP@ML, MP@HL, AP@L0~3

H.263 baseline profile

JPEG decoder engine

Audio decoder

Stand by MPEG-1/2 Layer I/II/III

Dolby AC3/AC3+ (optional1)

DRA 2 CH/5.1 CH (optional1). 

Support single channel, dual channel and stereo, mixing, etc.

Demultiplexer

16 hardware PID filters (at least)

Descrambler

Support DVB general descrambling algorithm.

Resolution, display ratio

Support 1080P, 1080I, support 4:3 and 16:9



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