DB44/T 1328-2014
Sapphire Patterned Substrate Test Specifications (English Version)
- Standard No.
- DB44/T 1328-2014
- Language
- Chinese, Available in English version
- Release Date
- 2014
- Published By
- Guangdong Provincial Standard of the People's Republic of China
- Latest
- DB44/T 1328-2014
- Scope
- This standard specifies the testing technical specifications for sapphire patterned substrates used to prepare LEDs, including test requirements and test methods for the pattern structure, surface quality, and pattern consistency of sapphire patterned substrates. This standard applies to the preparation of sapphire patterned substrates used for nitride epitaxial growth of semiconductor lighting devices.
DB44/T 1328-2014 history
- 2014 DB44/T 1328-2014 Sapphire Patterned Substrate Test Specifications
