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Home Company News New Service Launch丨Ti Group Launches Tiantong Satellite Testing Capabilities, Enabling Seamless Connectivity for Communication Devices
New Service Launch丨Ti Group Launches Tiantong Satellite Testing Capabilities, Enabling Seamless Connectivity for Communication Devices
Release Time:2025/04/29

Recently, Ti Group Telecommunications Service (hereinafter referred to as “TiComms”) has completed the development of Tiantong satellite testing capabilities, becoming one of the few laboratories in China offering full-range testing and certification services for Tiantong satellite terminals. TiComms will provide specialized Tiantong satellite testing and certification services to terminal manufacturers, module suppliers, and industrial clients, accelerating compliant product launches and enabling customers to secure first-mover advantages in the satellite communication market.

 

What is Tiantong Satellite Testing?

The Tiantong satellite service operates on China’s independently developed *Tiantong-1 Satellite Mobile Communication System*, delivering voice, SMS, and data communication. Terminal devices must undergo rigorous testing to ensure compliance with the technical specifications and network access requirements of the Tiantong satellite system.


Core Testing Categories

 

  • RF Performance Testing

 

Maximum transmit power

Uplink power control

Switching time template

Error Vector Magnitude (EVM)

Frequency and timing errors

Adjacent Channel Leakage Power Ratio (ACLR)

Occupied bandwidth

Reference sensitivity level

Anti-interference capability

Satellite signal handover and stability

 

  • Frequency & Timing Accuracy Testing


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  • Occupied bandwidth validation


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  • Protocol Conformance Testing


Signaling process verification

Core procedure testing (access, registration, handover)

Interoperability testing with Tiantong satellite networks

 

  • Functional & Performance Testing

 

Voice call quality

SMS transmission/reception success rate

Data transfer speed and stability

 

  • Environmental Adaptability Testing

 

Reliability under extreme conditions (high/low temperature, humidity, vibration)

Performance validation in specialized scenarios


Applicable Products


Tiantong satellite phones

Tiantong satellite-enabled IoT terminals

Tiantong satellite modules

Industry-specific customized terminals

 

Key Reference Standards

 

*China Telecom Mobile Terminal Requirements White Paper – Handheld Satellite Terminal Edition

*China Telecom Mobile Terminal Testing Methods – Handheld Satellite Terminal Edition

*China Telecom Mobile Terminal Requirements White Paper – Non-Handheld Satellite Terminal Edition

*China Telecom Mobile Terminal Testing Methods – Non-Handheld Satellite Terminal Edition

*Technical Requirements for Handheld Terminals of the Tiantong-1 Satellite Mobile Communication System

*General Specifications for Satellite Communication Vehicle-Mounted Terminals


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