Tencent Meeting

Tencent Cloud Developer

Apr 19, 2023 · Operations

Optimizing Tencent Meeting’s Network Connectivity with QUIC: Reducing Handshake Latency and Enabling Seamless Wi‑Fi/Cellular Switching

By replacing TCP+TLS with QUIC, Tencent Meeting cuts connection‑setup latency by nearly half, enables seamless Wi‑Fi‑to‑cellular handover through connection migration, improves login success, tolerates high packet loss, and incorporates fallback and crash‑guard mechanisms to ensure reliable video conferencing.

Connection MigrationQUICTencent Meeting

0 likes · 12 min read

Optimizing Tencent Meeting’s Network Connectivity with QUIC: Reducing Handshake Latency and Enabling Seamless Wi‑Fi/Cellular Switching

Tencent Tech

Apr 18, 2023 · Artificial Intelligence

How Tencent’s Zixiao AI Chip Supercharges Real‑Time Meeting Subtitles

Tencent’s home‑grown Zixiao AI inference chip, combined with the LightRuntime engine, dramatically reduces latency and cost for real‑time subtitles in Tencent Meeting, handling tens of thousands of concurrent audio streams while meeting sub‑second delay requirements through hardware‑software co‑optimizations and mixed‑precision model tuning.

AI inferencePerformance OptimizationTencent Meeting

0 likes · 16 min read

How Tencent’s Zixiao AI Chip Supercharges Real‑Time Meeting Subtitles

Tencent Cloud Developer

Apr 6, 2023 · Operations

Tencent Meeting C++ Cross-Platform Compilation Acceleration Practice

By adopting a unified architecture and a pre‑compilation strategy that leverages CI, git‑diff module detection, version‑managed manifests, and platform‑specific build tools, Tencent Meeting cut its C++ cross‑platform compile times from minutes to seconds, achieving up to 99 % speedup across Windows, Android, iOS and macOS.

C++Compilation OptimizationCross-Platform Development

0 likes · 30 min read

Tencent Meeting C++ Cross-Platform Compilation Acceleration Practice

Tencent Cloud Developer

Apr 29, 2020 · Cloud Computing

Large-Scale Task Scheduling Architecture of Tencent Meeting and VStation

The talk explains how Tencent’s self‑developed VStation scheduler, integrated with TKE and using a hybrid sharding‑plus‑master‑worker architecture, enabled Tencent Meeting to scale to over 100 000 hosts and one million CPU cores, cutting provisioning time to under ten seconds while handling thousands of tasks per minute through DAG‑driven automation and fault‑tolerant mechanisms.

Cloud ComputingDistributed SystemsHigh Availability

0 likes · 24 min read

Large-Scale Task Scheduling Architecture of Tencent Meeting and VStation

Tencent Cloud Developer

Mar 19, 2020 · Artificial Intelligence

Real-Time Voice Communication Technologies and AI Enhancements in Tencent Meeting

Shang Shidong outlines Tencent Meeting’s shift from analog PSTN to IP‑based VoIP, using H.323, SIP, RTP/UDP and the Opus codec, while AI‑driven super‑resolution, deep‑learning packet‑loss concealment, advanced noise reduction, and speech‑music classification boost audio quality, complemented by reference‑free MOS assessment and future 5G‑enabled cloud, IoT and WebRTC integration.

AIAudio ProcessingRTP

0 likes · 30 min read

Real-Time Voice Communication Technologies and AI Enhancements in Tencent Meeting