DisplayPort，加速走向汽车

Core Points - VESA has been dedicated to establishing and promoting universal and compatible solutions for the video and electronics industry for over 30 years, with the DisplayPort standard becoming a key alternative to DVI, LVDS, and VGA [1] - The automotive sector is emerging as a new focus for DisplayPort, driven by the increasing number of high-resolution displays in vehicles that provide critical information for safe driving [4][5] - The introduction of the DP AE compliance testing model in May 2025 aims to standardize the verification of data integrity between display devices and sources, addressing previous industry gaps [4][5] Summary by Sections VESA and DisplayPort - VESA is an international non-profit organization that includes over 340 manufacturers in the hardware, software, and electronics sectors, focusing on video standards [1] - The DisplayPort standard is recognized for its advanced digital protocol and scalability, enhancing digital display experiences across various devices [1] Automotive Display Technology - The rise of smart and connected vehicle technologies has led to an increase in the number of in-car high-resolution displays [4] - Most automotive displays currently utilize DisplayPort or eDP for video data transmission from the central vehicle computer [4] - The DP AE standard, set to be released in May 2025, will provide a comprehensive compliance testing model to ensure data integrity and security in automotive displays [4][5] DP AE Standard Features - The DP AE standard is compatible with the latest DisplayPort 2.1a and eDP 1.5a versions, ensuring functional and information security for automotive displays [5] - It supports both compressed and uncompressed video, allowing for multi-stream transmission of up to 16 display regions [5] - The standard aims to meet the highest safety requirements (ISO 26262 ASIL-D) for automotive display interfaces [5] Industry Collaboration and Future Directions - VESA's DP AE standard incorporates critical safety protocols to enhance data integrity and prevent unauthorized access [10] - Industry leaders emphasize the importance of advanced, safe, and reliable display interfaces in the automotive sector, encouraging collaboration among silicon IP providers and automotive suppliers [10][11]