In-Vehicle Networks
Last Meter Connect, In-vehicle Network Stacks
tQCS is a sole solution and service partner for Excelfore IVN in Asia-pacific region
including China, Korea, Japan and Vietnam.
Solution Highlights
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Our RTP/RTSP (IEEE 1733) solution enables time-synchronized media streaming over TSN-enabled in-vehicle networks.
Guaranteed low latency with full RTP and RTCP support, including IEEE 1733-2011 AVB extensions.
Scalable architecture for multi-channel applications.
Lightweight footprint: optimized library size and memory usage for embedded platforms.
Flexible deployment: tested on Linux, portable to QNX, Integrity, Android, and AUTOSAR environments.
By combining IEEE 1733 with TSN scheduling and synchronization, automotive OEMs can deliver predictable, high-quality audio/video streaming across complex in-vehicle networks.
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Excelfore’s SOME/IP middleware ensures seamless service-oriented communication across ECUs in a TSN-enabled environment.
Supports configuration, messaging, services, and events with over 90 APIs.
Available on Linux, QNX, GHS Integrity, and Android.
Fully documented and optimized beyond open-source alternatives, enabling easier integration and higher reliability.
When combined with TSN’s deterministic networking, SOME/IP allows real-time service discovery, control, and event handling—essential for next-generation SDVs and zonal architectures.
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Excelfore’s AVB/TSN solutions deliver guaranteed low-latency networking for automotive control and safety-critical applications. With AVNU certification, they ensure seamless interoperability across other certified AVB/TSN devices.
Synchronization & Precision Timing
Using IEEE 802.1AS (gPTP), AVB networks provide a grand master clock so all devices stay precisely synchronized across the vehicle network.Traffic Shaping & Bandwidth Reservation
Key AVB/TSN standards such as IEEE 1722 (AVTP), IEEE 802.1Qav/802.1Qat credit-based shaping, and IEEE 1722.1 (AVDECC) guarantee priority delivery for mission-critical data and enable redundant paths for safety.Scalable Ethernet Backbone
Ethernet-based AVB/TSN enables cost-efficient bandwidth scaling from 10 Mbps up to 10 Gbps, with dynamic switching, network security, and cloud integration for connected vehicles.Legacy Integration for SDV
Excelfore bridges traditional protocols (SOME/IP, DoIP, RTP, RTCP, UDS) into an Ethernet-TSN backbone, ensuring cloud accessibility for CAN-based devices in the Software-Defined Vehicle era.
In short: AVB 1722, as part of TSN, gives automakers the tools to synchronize, prioritize, and scale in-vehicle communication—ensuring high reliability for safety-critical systems while supporting the transition to next-generation, software-defined architectures.
PLANS
gPTP
Free
gPTP IEEE802.1AS-2020
Includes the Excelfore PTP stack for single/multiple clock domain synchronization in object code form
AVB/TSN
Custom pricing
AVB/TSN Listener Video-only Stack
Includes the Excelfore AVB stack for listener video-only use in object code form
AVB/TSN Listener Audio-only Stack
Includes the Excelfore AVB stack for listener audio only use in object code form
AVB/TSN Listener Audio and Video Stack
Includes the Excelfore AVB stack for listener audio and video use in object code form
AVB/TSN Talker Video-only Stack
Includes the Excelfore AVB stack for talker video-only use in object code form
AVB/TSN Talker Audio-only Stack
Includes the Excelfore AVB stack for talker audio only use in object code form
AVB/TSN Talker Audio and Video Stack
Includes the Excelfore AVB stack for talker audio and video use in object code form
AVB/TSN Talker and Listener Stack
Includes the Excelfore AVB stack for talker and listener use in object code form
AVB/TSN IEEE 1733 Layer 3 module
with RTP and RTCP
Includes the Excelfore AVB stack for IEEE 1733 use in object code form
Excelfore RTP/RTSP — IEEE 1733
Enables time-synchronized media streaming over TSN-enabled in-vehicle networks
AVB/TSN for Time-Sensitive In-Vehicle Networks
Synchronization & Precision Timing
Traffic Shaping & Bandwidth Reservation
Scalable Ethernet Backbone
Legacy Integration for SDV
Ethernet
Custom Pricing
Ethernet DoIP
Includes the Excelfore DoIP stack for use in object code form
Ethernet SOME/IP
Includes the Excelfore SOME/IP stack for use in object code form
Excelfore SOME/IP
Excelfore’s SOME/IP middleware enables service-oriented communication across ECUs over automotive Ethernet, including TSN-enabled in-vehicle networks.
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