Introduction to the HSMT Working Group
The High-Speed Media Transmission (HSMT) working group is a research platform dedicated to promoting the exchange and cooperation of specifications and detection and certification technologies related to vehicle-mounted wired high-speed media transmission chips. We focus on the key technologies, auxiliary components, and next-generation evolution technologies of HSMT chips. Help HSMT chips be applied on the market and accelerate the construction of an entire industry chain ecosystem covering the upstream and downstream of HSMT.
Since its establishment, the HSMT team has gathered many industry-leading enterprises and experts to jointly promote technological innovation and test specification formulation, and provide technical support, test certification services, and cooperation platforms for member organizations.
Working Group Members
Including core enterprises within in-vehicle transmission field to build an industry ecosystem.
Interoperability Disclosure Section
Standards & Specs
Test Verification Document
Video Chip Interoperability Disclosure
Audio Chip Interoperability Disclosure
LATEST ACTIVITIES
The eighth interconnection test event will be held in Shenzhen in May 2026.
Certificate Publicity
HSMT-V
HSMT-Video protocol
Conformance and compatibility test verification
HSMT-Video chip
HSMT-A
HSMT-Audio protocol
Conformance and compatibility test verification
HSMT-Audio chip
Press events
Starting the Test and Verification of HSMT Chip Products
To thoroughly implement the national deployment related to the construction of the automotive chip standards system, promote the industrialization and application of HSMT standards, establish a healthy estate ecosystem for product-level interconnectivity of HSMT chips
Read More
Industry Trends | China's first "HSMT Technology Industry Application White Paper 1.0" officially released, drawing up a new blueprint for automotive HSMT technology industrialization implementation
Recently, the first "HSMT Technology Industry Application White Paper 1.0" (referred to as the "HSMT White Paper"), led by China Auto Chip (Shenzhen) Technology Co., Ltd. (referred to as "CACT"), was officially released and is now available on the official website of the HSMT Working Group.
Read More
Expert Open Course | Rui Zhao: In-Vehicle SerDes Chip Test Technology and Ecosystem Construction
With the rapid development of science and technology, intelligent connected vehicles (ICVs) have become a global focus. To help users gain a deeper understanding of the cutting-edge trends and future prospects in the ICV field, China Automotive Technology & Research Center (CATARC) (Shenzhen) has launched the "Expert Perspective | Online Open Course" series, focusing on intelligence, connectivity, chips, and new services.
Read MoreVendor ID Publicity
List of enterprises with HSMT vendor IDs (sorted by application time)
| Vendor Name | Vendor ID | Corresponding ASCII code |
|---|---|---|
| Norelsys Co., Ltd. | 0x4E4F5245 | NORE |
| Newport Coast (Beijing) Technology Co., Ltd. | 0x004E4353 | NCS |
| Suzhou Novosense Microelectronics Co., Ltd. | 0x4E585753 | NXWS |
| Motorcomm Electronic Technology Co., Ltd. | 0x59546789 | YT |
| Joywell Semiconductor (Shanghai) Co., Ltd. | 0x004A5753 | JWS |
| 3PEAKIC Microeletronics Co., Ltd | 0x33504B4D | 3PKM |
| Chengdu CORPRO Technology Co., Ltd. | 0x47544943 | GTIC |
| Joulwatt Technology Co., Ltd. | 0x004A5754 | JWT |
| OmniVision Northern Integrated Circuit Co., Ltd. | 0x00004F56 | OV |
| Renxin Zhiyuan (Hangzhou) Semiconductor Technology Co., Ltd. | 0x00005253 | RS |
| ROHM Semiconductor Group | 0x524F484D | ROHM |
| Smartsens Technology (Shanghai) Co., Ltd. | 0x00535354 | SST |
| Shanghai Southchip Semiconductor Technology Co., Ltd. | 0x00005343 | SC |
| Silergy Semiconductor Technology (Hangzhou) Co., Ltd. | 0x0053494C | SIL |
Join the group
Why join HSMT?
-
Participate in the formulation of test specifications.
Participate in the discussion and formulation of HSMT specifications, contribute enterprise wisdom, and influence the industry development direction.
-
Preferential access to technical resources
Obtain the latest technical specifications, test tools, and certification processes in advance to help enterprise products quickly adapt to industry standards.
-
Industry chain collaboration
Interconnect with industry chain resources such as chips, devices, and automobile enterprises, seek opportunities for technical cooperation and product interconnection, and expand the business ecosystem.
-
Brand endorsement and promotion
Become a member of HSMT, obtain official brand endorsement, participate in industry activities and media publicize, and improve corporate visibility.
Members Zone
Provides dedicated resources and services for HSMT team members, which can be obtained after login.
Member Login
Change password
Member-only resources
Sub-Workgroup Resources
Technical documents, test cases, specifications, and report templates of the sub-working group
English standard document
HSMT specifications documents and materials in English for international cooperation and exchange
Work Team Operation Rules
Detailed internal management documents such as the operation regulations, meeting system, and decision-making process of the work team
Vendor ID application
Provide vendor ID application and management services for member organizations, and identify and authenticate products in a unified manner.
