GB/T 15521-1995
Abolished
T/QGCML 4989-2025
Active
Group standards
T/QGCML 4989-2025 The method of image optimization for car navigation recorder
T/QGCML 4989-2025 The method of image optimization for car navigation recorder
Price:
$ 20.00
Basic Information
Standard Code:
T/QGCML 4989-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Other audio, video, and audiovisual equipment
Publish Date:
2025-07-16
Implement Date:
2025-07-31
Scope
Main technical content: This document specifies the term definitions, image optimization process requirements, performance indicators, and safety requirements for the image optimization technology of driving recorders. This document is applicable to the design, development, and quality evaluation of driving recorder image processing systems.
Development Information
Related Standards
GB/T 15644-1995
Abolished
GB/T 15644-1995 Application of connectors for the interconnection of equipment in audio-visual systems
GB 16787-1997
Active
GB 16787-1997 Measurements and limits of radiation of cabled distribution systems primarily intended for sound and television signals operating between 30MHz and 1GHz
GB 16788-1997
Active
GB 16788-1997 Measurements and limits of immunity of cabled distribution systems primarily intended for sound and television signals operating between 30MHz and 1 GHz
GB/T 16812-1997
Abolished
GB/T 16812-1997 Technical specification for NICAM-728 digital audio signal transmission with satellite TV channel subcarrier
GB/T 16954-1997
Replaced