Use and Licensing - SD Association
Source: https://www.sdcard.org/developers/use-and-licensing
Archived: 2026-04-23 17:29
Use and Licensing - SD Association
Use and Licensing
Developers
SD Standard Overview
SD Family
Capacity (SD/SDHC/SDXC/SDUC)
Bus Speed (Default Speed/High Speed/UHS/SD Express)
SD Express Implementation Overview - In short videos and articles
SD Express Member Products
Boot and Extended Security Features (RPMB and TCG)
Boot (secured and fast)
TCG
RPMB
Speed Class
Application Performance Class
Low Voltage Signaling
Content Protection
Host Controllers
SDIO/iSDIO
Wireless LAN SD
TransferJet SD
ASSD
smartSD
Embedded SD
Application Formats
SD-Audio
SD-Video
SD-Binding
SD-SD
SD-SD eBook
SD Express / UHS-II Verification Program (SVP) Verified Product
How to Start Using SD Standards in Your Product
Use and Licensing
Developers
Developers
SD Standard Overview
SD Family
Capacity (SD/SDHC/SDXC/SDUC)
Bus Speed (Default Speed/High Speed/UHS/SD Express)
SD Express Implementation Overview - In short videos and articles
SD Express Member Products
Boot and Extended Security Features (RPMB and TCG)
Boot (secured and fast)
TCG
RPMB
Speed Class
Application Performance Class
Low Voltage Signaling
Content Protection
Host Controllers
SDIO/iSDIO
Wireless LAN SD
TransferJet SD
ASSD
smartSD
Embedded SD
Application Formats
SD-Audio
SD-Video
SD-Binding
SD-SD
SD-SD eBook
SD Express / UHS-II Verification Program (SVP) Verified Product
How to Start Using SD Standards in Your Product
Use and Licensing
SD technology has already been adopted by many companies, and is built into numerous electronic products, wireless communications and digital image processing / networking products. When using the technologies, License Agreements with SD-3C LLC and third parties may be required in addition to a Membership Agreement and License Agreement with the SD Association.
List of Agreements relating to SD technology
Abbreviation [Official name]
Licensor(s)
Description / Target
SDAMA
[SD Association Membership Agreement]
SD Association
An agreement for becoming a member of the SD Association
For the manufacture of SD host products, SD memory cards, combination cards, and SDIO cards with flash memory or SD ancillary products.
SDALA
[SD Association License Agreement]
SD Association
A license agreement to use the SD standards
For the manufacture of SD host products, SD memory cards, combination cards, and SDIO cards with flash memory or SD ancillary products.
No additional fee for SDA Members.
HALA
[SD Host/Ancillary Product License Agreement]
SD-3C
LLC
In order to manufacture and sell Host/Ancillary Products, a prospective licensee may obtain the rights to the essential patents, trademarks, copyrights and design patents from one source by executing the SD Host/Ancillary Products License Agreement (“HALA”) with SD-3C LLC.
CLA
[Card License Agreement]
SD-3C
LLC
In order to manufacture and sell SD Memory Cards, a prospective licensee may obtain the rights to the essential patents, trademarks, copyrights and design patents from one source by executing the SD Memory Card License Agreement (“CLA”).
CPRM/CPPM
[CPRM/CPPM License Agreement*]
4C Entity, LLC
A license agreement to use the CPRM/CPPM standards
For manufacturers of SD memory cards and/or host products which use CPRM or CPPM or both.
Only obtainable from 4C Entity, LLC
Overview of Licensing Process
*Please note: The SD-3C CLA is available for the convenience of licensees, it is not mandatory to enter a CLA if the essential patent rights and other IP rights are obtained from each patent and IP holder.
Scope of the License Agreement
Licensor
SD Association
SD-3C LLC
Specifications
SD Association specifications
SD Group specifications
SD Association pictograph
SD Logos and Trademarks
Required patents
Cards
Host devices
How to Start Using SD Standards in Your Product
Use and Licensing
Developers
SD Standard Overview
SD Family
Capacity (SD/SDHC/SDXC/SDUC)
Bus Speed (Default Speed/High Speed/UHS/SD Express)
SD Express Implementation Overview - In short videos and articles
SD Express Member Products
Boot and Extended Security Features (RPMB and TCG)
Boot (secured and fast)
TCG
RPMB
Speed Class
Application Performance Class
Low Voltage Signaling
Content Protection
Host Controllers
SDIO/iSDIO
Wireless LAN SD
TransferJet SD
ASSD
smartSD
Embedded SD
Application Formats
SD-Audio
SD-Video
SD-Binding
SD-SD
SD-SD eBook
SD Express / UHS-II Verification Program (SVP) Verified Product
How to Start Using SD Standards in Your Product
Use and Licensing
Developers
Developers
SD Standard Overview
SD Family
Capacity (SD/SDHC/SDXC/SDUC)
Bus Speed (Default Speed/High Speed/UHS/SD Express)
SD Express Implementation Overview - In short videos and articles
SD Express Member Products
Boot and Extended Security Features (RPMB and TCG)
Boot (secured and fast)
TCG
RPMB
Speed Class
Application Performance Class
Low Voltage Signaling
Content Protection
Host Controllers
SDIO/iSDIO
Wireless LAN SD
TransferJet SD
ASSD
smartSD
Embedded SD
Application Formats
SD-Audio
SD-Video
SD-Binding
SD-SD
SD-SD eBook
SD Express / UHS-II Verification Program (SVP) Verified Product
How to Start Using SD Standards in Your Product
Use and Licensing
SD technology has already been adopted by many companies, and is built into numerous electronic products, wireless communications and digital image processing / networking products. When using the technologies, License Agreements with SD-3C LLC and third parties may be required in addition to a Membership Agreement and License Agreement with the SD Association.
List of Agreements relating to SD technology
Abbreviation [Official name]
Licensor(s)
Description / Target
SDAMA
[SD Association Membership Agreement]
SD Association
An agreement for becoming a member of the SD Association
For the manufacture of SD host products, SD memory cards, combination cards, and SDIO cards with flash memory or SD ancillary products.
SDALA
[SD Association License Agreement]
SD Association
A license agreement to use the SD standards
For the manufacture of SD host products, SD memory cards, combination cards, and SDIO cards with flash memory or SD ancillary products.
No additional fee for SDA Members.
HALA
[SD Host/Ancillary Product License Agreement]
SD-3C
LLC
In order to manufacture and sell Host/Ancillary Products, a prospective licensee may obtain the rights to the essential patents, trademarks, copyrights and design patents from one source by executing the SD Host/Ancillary Products License Agreement (“HALA”) with SD-3C LLC.
CLA
[Card License Agreement]
SD-3C
LLC
In order to manufacture and sell SD Memory Cards, a prospective licensee may obtain the rights to the essential patents, trademarks, copyrights and design patents from one source by executing the SD Memory Card License Agreement (“CLA”).
CPRM/CPPM
[CPRM/CPPM License Agreement*]
4C Entity, LLC
A license agreement to use the CPRM/CPPM standards
For manufacturers of SD memory cards and/or host products which use CPRM or CPPM or both.
Only obtainable from 4C Entity, LLC
Overview of Licensing Process
*Please note: The SD-3C CLA is available for the convenience of licensees, it is not mandatory to enter a CLA if the essential patent rights and other IP rights are obtained from each patent and IP holder.
Scope of the License Agreement
Licensor
SD Association
SD-3C LLC
Specifications
SD Association specifications
SD Group specifications
SD Association pictograph
SD Logos and Trademarks
Required patents
Cards
Host devices
How to Start Using SD Standards in Your Product