Articles by Our Experts

May 15, 2019
The State of the microSD Memory Card: 8 Trends to Watch in 2019

These trends are driving more demand for microSD memory cards than ever before.

By: Hiroyuki Sakamoto

It’s always helpful to reflect on where you’ve been and where you’re going – as well as take a good look at the environment around you, to see what might influence future developments – and that logic also applies to technologies, especially in the SD memory card ecosystem. [...]

Full article

March 15, 2019
Why microSD Express Memory Cards Rule: The Many Advantages of the PCIe and NVMe Standards

The latest version of the popular microSD form factor brings SSD levels of performance, creating a host of new opportunities for memory card users.

By: Yosi Pinto

In the nearly two decades since the SD Association (SDA) introduced its first memory cards, SD and microSD memory cards have cycled through numerous evolutions and industry trends. Now, the microSD Express memory card takes a giant step forward by giving the microSD form factor PCIe® and NVMe™ capabilities alongside the legacy SD interface. [...]

Full article

February 14, 2019
The Triple Threat of Innovations Supporting SD Express

The combination of new hardware capabilities; interface and platform solutions; plus redesigned software stacks creates new possibilities for memory card users

By: Anthony Constantine and Jacek Wysoczynski

PCIe® and NVMe™ solid state drives (SSDs) are the predominant solution in today’s client systems, used for storage in several applications. As PCIe/NVMe brings lower software stack overhead and reduces latency, it has become the most used interface in SSDs for desktops, laptops, all-in ones and two-in-ones. It is the preferred choice for servers, even in the largest data centers, and has also found usage in Internet of Things (IoT) and automotive. [...]

Full article

January 25, 2019
A New Industrial Revolution: IIoT and SD Memory Cards

SD memory cards, supported by SD Express, are essential for businesses transforming their operations

By: Alice Chou

We’re on the brink of a revolution – a new industrial revolution. Across the world, businesses are digitally transforming the way they operate, and the backbone of this transformation is the Industrial Internet of Things (IIoT). IIoT comprises internet-connected, software-managed machinery and devices and the advanced analytics platforms that process the data they produce, all of which combine to create operational efficiencies. [...]

Full article

October 25, 2018
Living on the Edge: A Data Storage Revolution

The new SD Express is an ideal vehicle for an edge storage and computing gateway

By: Crystal Chang

The future is here, and it requires removable storage – lots of it. Trends such as the Internet of Things (IoT), Industrial IoT (IIoT), connected cars and automation are creating overwhelming volumes of data that need to be collected, stored and analyzed. Fast transmission, access and retrieval of the torrents of data from the cloud are straining network infrastructures, making storage on the edge a more viable option for timely, cost-effective and responsive storage and computing. [...]

Full article

September 13, 2018
Growing Demand, Growing Capacity: An introduction to the new SD Ultra Capacity function

SDUC is a response to market demands for expanded storage in SD memory cards

By: Akihisa Fujimoto

In June 2018, the SD Association (SDA) released SD 7.0, introducing two major new functions: SD Express and SD Ultra Capacity (SDUC), which boosts the limits of traditional SD memory cards’ capacity to meet the needs of users everywhere, both consumer and industrial, by extending the potential maximum SD memory card capacity up to 128TB. [...]

Full article

July 5, 2018
Change for the Better: Introducing SD Express

A demand for memory cards with higher speeds; improved protocols and interfaces; high performance sequential; and random access spurred the creation of SD Express.

By: Yosi Pinto

It’s not uncommon for consumer and business behaviors to influence major changes in an industry. Consider the constant demand for more storage. Billions of connected devices are expected to generate 155 yottabytes of data by 2021. [...]

Full article

May 2, 2018
Controllers: The Unsung Heroes in Achieving A2

All the buzz about A2’s stellar performance specifications would be for nothing without controllers guiding the promise into reality.

By: Rex Kuo

The brain is arguably the most important organ in the human body, managing and directing the function of all other systems, and turning the body’s collection of cells into a symphony of living matter. [...]

Full article

January 18, 2018
Now Trending: SD Memory Cards

Eight trends in 2017, plus a look to the future

By: Paul Norbury

When historians of the future look back on the top tech trends of 2017, certain technologies will likely stand out: blockchain, facial recognition, Internet of Things (IoT), autonomous vehicles and machine learning. However, those historians would be remiss to forget the ever-reliable microSD memory card. [...]

Full article

November 1, 2017
SSDs, USB Drives, SD Memory Cards: Know the Difference

Choosing the right storage option for the right application

By: Keith Tsai

Gone are the days when consumers and businesses had to use unwieldy floppy disks, cassette tapes and CDs for music, videos and files. Portable storage options are more efficient these days, giving users the flexibility to choose between such options as USB flash drives, SD memory cards and microSD cards, and solid-state drives (SSDs) for their data storage needs. [...]

Full article

October 2, 2017
Delivering Advanced Mobile Application Performance with A1

The A1 spec progresses microSD memory card technology even further, with a few factors driving industry need

By: Dinesh Bahal

We live in a new, mobile-centric world where more people every day use smartphones and tablets to manage their lives. The content being captured with today’s mobile devices is significantly more advanced and sophisticated than previous digital data, generating much larger file sizes, and thus requiring devices with higher performance and larger storage capacities. New versions of mobile operating systems, such as Android Marshmallow, Nougat and Oreo, allow external memory card storage to be treated as if it was embedded memory. [...]

Full article

July 10, 2017
What to Know Before Storing Data on a SD Memory Card

The 5 most critical traits about SD memory cards

By: Crystal Chang

User experience, and the constant need for more efficient and cost-effective products, continue to drive innovation of new technology and the evolution of SD standards. For that reason, the SD Association is committed to defining and adopting new standards through its Technical, Compliance and Marketing Committees, representing the interest of more than 800 member companies worldwide. [...]

Full article

June 14, 2017
The State of the microSD Memory Card in 2017

Consumer demand and new applications continue to drive innovation, standards and performance

By: Brian Kumagai, president of the SD Association

As long as data caps, wireless network gaps and security concerns continue to exist, there will always be challenges retrieving content over open networks. The ability to store content locally and access it via smartphone will be necessary as long as the creation and consumption of data continues to grow at its rapid pace – and microSD memory cards can create a consistent, seamless and enjoyable user experience while also providing local data storage. [...]

Full article

March 24, 2017
Applications in Action: Introducing the Newest Application Performance Class

The new features found in A2, and what A2 means for consumers and manufacturers

By: Yosi Pinto

Market needs are always evolving, and for the optimal user experience, manufacturers and consumers alike must stay in touch with updates to SD memory card standards. Most of today’s Android and Windows smartphones and mobile computing devices allow application data to be saved on removable cards. Additionally, when Google released Android Marshmallow in 2015, it expanded microSD memory card support by offering Adoptable Storage Devices, allowing users to run applications directly from [...]

Full article

December 20, 2016
Understanding the Difference Between Consumer and Industrial SD Memory Cards

Industrial and OEM users have more unique options

By: Paul Norbury

SD memory cards as a technology have a proven track record as the most successful removable storage form factor of all time. They are a simple, trusted and low-cost solution. They are also supported by a very large percentage of the consumer electronics industry, and SD slots can be found on many everyday devices, including smartphones, tablets, DVRs and in-car video recorders. [...]

Full article

November 14, 2016
Think Big: The Rise of 4K and 8K Content

SD memory cards are optimal for recording, storing and streaming ultra-high-definition content

By: Noriya Sakamoto

There’s been a lot of buzz lately in the consumer electronics market around one particular letter of the alphabet: K – as in 4K and 8K. 4K refers to a display device or content that has a horizontal resolution of roughly 4,000 pixels and vertical resolution of 2,000 pixels, whereas 8K is about 8,000 pixels horizontally and more than 4,000 pixels vertically. 4K is also known as ultra-high-definition, whereas 8K doesn’t even have a qualifier like that yet [...]

Full article

August 26, 2016
The Card Versus The Cloud

The never-ending quest for more storage

By: Dinesh Bahal

Card or cloud? That is the question that consumers and businesses will be asking themselves more and more frequently when they think about storing and sharing video, photos and other files – whether to upload the files to the cloud or save them on a local storage device like a microSD™ memory card, SD™ card, high-capacity USB drive or even a solid-state drive. [...]

Full article

June 30, 2016
Removable Storage Flies High in Aerial Imaging

microSD: The unsung hero of a rapidly growing market

By: Wes Brewer, VP and GM of Lexar, a global brand of Micron Technology

Drones, also known as unmanned aerial vehicles (UAVs), are one of the most popular and quickly growing segments of the camera market, providing new possibilities for professionals and enthusiasts alike. Along with the explosive growth of this market comes an ever-growing demand for high-performance, high-capacity removable microSD storage to meet its needs. [...]

Full article

May 13, 2016
The State of the microSD Memory Card in 2016

New applications continue to drive innovation, standards and performance

By: Brian Kumagai, president of the SD Association and Yosi Pinto, chairman of the SD Association

When one thinks back to 2005, the year of the microSD memory card’s debut, it feels like far more than 11 years has gone by. YouTube was just a tiny startup company, and scientists were years away from cloning human stem cells. The iPhone was merely a twinkle in Apple’s eye, and the world’s population was a modest 6.5 billion people – modest compared with [...]

Full article

April 11, 2016
Why Older SD Memory Cards Are Still Relevant

By: Danny Lin, vice president of ATP and board member of the SD Association

The SD memory card was born in the year 2000, when Bill Clinton was completing his second term as president of the United States. Sixteen years in human time may sound short, but in electronic technology time, it is an eternity. Today, more than a billion SD memory cards [...]

Full article

March 9, 2016
The More You Know: Choosing the SD Speed Class That’s Right for You

A guide to the various speed classes of SD cards and their optimal uses

By: Andrew Ewing, Max Lam and Mike Mohney

Knowledge is power. Before you buy a pair of shoes, you need to know your shoe size. Before putting together new furniture, you should read the instructions. And you definitely need to make sure anyone who watches your children is a responsible, [...]

Full article

January18, 2016
Why the SD Market Continues to Focus on Capacity, Security and Reliability

By: Andre Chen

Andre Chen As the world becomes more digitally focused, technology continues to evolve, and so do the tools used to store digital assets. Gartner says 6.4 billion connected things will be in use by 2016. The research firm also states 5.5 million new things will get connected every day[...]

Full article

December 11, 2015
How 3D NAND Can Continue Gigabytes Scaling, Enhance Applications

3D NAND will deliver higher density, better reliability and lower power, and is positioned to serve existing and new applications that require these properties.

By: Avi Klein

Because 2D NAND’s ability to shrink is reaching its limits, the NAND industry has been working for a few years on 3D, which is expected to enable the flash memory industry to continue the Moore’s Law trend by increasing bit density and GB capacity of any given silicon area (see chart 1). In addition to being [...]

Full article

November 25, 2015
Picture This: How to Select the Right Photography Memory Card

Learn about the capabilities you should take into account when shopping for your next memory card

By: Tom Ando, general manager for Canon Inc. and Co-Chairman of the Compliance Committee and a board member of the SD Association

While the average consumer uses a smart phone to take pictures, professional photographers need the quality and features that high-end digital cameras offer. But even the best camera will not perform at its maximum level without the appropriate memory card. Certain characteristics such as speed are critical for capturing a valuable image, especially for action photographs. s.. [...]

Full article

October 27, 2015
The Next Frontier: New Applications for SD Memory Cards

SD memory cards are proving their worth in a variety of applications that have emerged in the first part of the 21st century

By Janice Chiu, a board member of the SD Association and the Director of Expandable Storage Team at Silicon Motion Inc.

Sometimes, the most effective components of machinery are the ones users never see. Yet, without these building blocks, equipment would fail to perform properly. The same could be said of SD memory cards, the popular small form factor expandable memory technology used in many industries and applications today. . [...]

Full article

October 7, 2015
Small but Mighty, the microSD™ Card Celebrates its 10-year Anniversary
With capacity that has increased 6,000 times in 10 years, packed into a device the size of a finger nail, microSD cards prove that good things do come in small packages

By Yosi Pinto

microSD cards have come a long way. For example, the first microSD cards were introduced to the market as a new method for expanding mobile phone memory 10 years ago. Today, about 75 percent of smartphone models on the market contain microSD slots, according to data from Strategy Analytics. The report also reveals that several billion microSD cards have been sold since their initial release, and predicts that more than one billion will be sold this year. . [...]

Full article

July 15, 2015
Why SD Memory Cards Drive Reliable Storage in Automotive Applications
Take the wheel with SD memory cards for data storage in the age of connected cars

By Danny Lin, and Saurabh Pande

Vehicles with sensor and compute intelligence, connected via the internet to the cloud or smart cars, are on their way to becoming mainstream around the world. One of the many applications enabled by these technologies is gaining popularity; some people are using dash-cameras/drive recorders to log their drives, so that they have evidence for insurance purposes in case of an accident. [...]

Full article

May 26, 2015
microSD Memory Cards Help Drive Mobile Sales
More storage choices are good for both consumers and the mobile device industry

By Brian Kumagai

microSD memory cards have supported successful mobile phone sales strategies since 2005, allowing device manufacturers to reduce costs and increase sales by offering a range of price points on the latest mobile devices. Specified and standardized by the SD Association (SDA), microSD memory card capabilities are [...]

Full article

May 13, 2015
Bite-sized Storage Solutions for Industrial IoT Applications
As IoT applications grow at a rapid pace, organizations must address the need for reliable data storage

By Danny Lin and Saurabh Pande

The Internet of Things (IoT) is taking over the world. According to a McKinsey Global Institute report, the impact of the IoT on the global economy could reach $6.2 trillion by 2025. The same report estimates that the market for connected devices will grow to 20 billion or 30 billion units by 2020. [...]

Full article

April 21, 2015
Computational Photography Will Revolutionize Photo Storage

By Chris Chute and Drew Henry

Computational photography has the potential to impact virtually every type of company involved in photography in any way -- from makers of smartphones to PCs to, naturally, SD memory cards. Because it's driven by software, it doesn't just affect the overall storage capability for large files, but also the processing capacity that drives the software. […]

Full article