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A de jure standard is generally a standard established or approved through a recognized standards body’s formal process. That describes how the standard gained status—not, by itself, whether the law requires anyone to follow it. In broader legal usage, de jure means “in law,” a related but distinct meaning.
What does “de jure standard” mean?
In standards terminology, a de jure standard is one developed or approved through a recognized standards organization’s prescribed procedures. The Office québécois de la langue française describes the term as a way to distinguish a formal standard from one that gains recognition in practice; it also notes that the word “standard” can refer to either kind in ordinary usage. OQLF’s terminology entry was updated in 2023.
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INCITS characterizes formal standards development as based on openness and due process. In this sense, “de jure” points to the method and institutional route by which a standard is established, rather than to its popularity or legal force.
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How is a de jure standard different from a de facto standard?
The central difference is how each gains recognition. A de jure standard follows a formal standards-body process; a de facto standard becomes widely accepted through use, implementation, or market dominance. NISO makes a similar distinction between formal standards from accredited bodies and specifications or practices that gain standing through adoption. NISO’s standards overview dates to 2007, so its taxonomy is useful here as a general distinction, not as a current status check for any particular specification.
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- Read Before You Buy — No Video Output: These adapters support charging and USB 2.0 data transfer, but cannot transmit video signals. Except for standard USB webcams (which use USB data only), they are not compatible with HDMI/DisplayPort cables, video-capable USB-C hubs, or docking stations with video output.
- Convert USB-A Ports to USB-C: Designed to connect USB-C earphones, cables, flash drives, card readers, and other USB-C accessories to standard USB-A ports. Plug-and-play with no drivers or software required.
- Aluminum Alloy Housing: Built with a sturdy aluminum alloy shell that aids in heat dissipation and protects against daily wear and scratches. Designed to maintain a stable and secure connection.
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- 12-Month Warranty: Backed by a 12-month manufacturer warranty for peace of mind. Designed to meet strict quality control standards for reliable everyday performance.
| Question | De jure standard | De facto standard |
|---|---|---|
| How does it gain recognition? | Through a formal process of a recognized standards organization. | Through practical acceptance, widespread implementation, or market adoption. |
| Does the label establish legal force? | No. Formal approval alone does not make compliance legally mandatory. | No. Adoption in practice alone does not establish a legal requirement. |
People sometimes use these labels loosely, and a practice may be widely used while formal standardization is also under way or later occurs. When precision matters, explain whether you mean the approval process, the pattern of use, or a legal obligation.
Does a de jure standard have to be followed?
Not automatically. A standard can be formally developed and still be voluntary. It becomes legally required only if a separate legal or regulatory action makes it binding—for example, if legislation adopts it or a regulation requires compliance. The Government of Canada explains this distinction in its publication on standards and regulation: Standards and Regulations (1990). That source supports the general distinction between formal status and legal effect; it does not establish current requirements for any specific jurisdiction or standard.
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- 5-in-1 USB-C Hub: Experience comprehensive connectivity featuring a Power Delivery input, two USB-A 2.0 ports, a USB-A 3.0 port, and an HDMI port. (Note: The USB-C power delivery input port is only for connecting an external wall charger to power your laptop and cannot power peripheral devices.)
- 90W Pass-Through Charging: Achieve optimal charging with 90W pass-through power to your laptop, supported by a total input of 100W, with the hub reserving 10W for operational efficiency. (Note: Wall charger not included.)
- Quick Data Transfers: Accelerate your productivity with rapid data transfers using a high-speed 5Gbps USB 3.0 port and two 480Mbps USB 2.0 ports.
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- What You Get: Anker USB-C Hub (5-in-1, 4K HDMI), welcome guide, 18-month warranty, and our friendly customer service.
To determine whether a particular standard applies to you, identify the relevant jurisdiction and check the law, regulation, contract, or procurement rule that refers to it. The standard’s approval by a standards organization is not enough to answer that question.
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What does “de jure” mean in law?
Outside standards terminology, de jure is Latin for “in law”: something exists or is recognized as a matter of law. The U.S. Courts glossary uses this general legal sense. U.S. Courts glossary. That broader meaning should not be confused with the standards-specific use, where the phrase commonly describes a formal route of development or approval.
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- Sleek 7-in-1 USB-C Hub: Features an HDMI port, two USB-A 3.0 ports, and a USB-C data port, each providing 5Gbps transfer speeds. It also includes a USB-C PD input port for charging up to 100W and dual SD and TF card slots, all in a compact design.
- Flawless 4K@60Hz Video with HDMI: Delivers exceptional clarity and smoothness with its 4K@60Hz HDMI port, making it ideal for high-definition presentations and entertainment. (Note: Only the HDMI port supports video projection; the USB-C port is for data transfer only.)
- Double Up on Efficiency: The two USB-A 3.0 ports and a USB-C port support a fast 5Gbps data rate, significantly boosting your transfer speeds and improving productivity.
- Fast and Reliable 85W Charging: Offers high-capacity, speedy charging for laptops up to 85W, so you spend less time tethered to an outlet and more time being productive.
- What You Get: Anker USB-C Hub (7-in-1), welcome guide, 18-month warranty, and our friendly customer service.
Examples of formal standards systems
Examples cited in the Telecommunications Technology Association’s terminology entry include ITU recommendations, ISO/IEC international standards, European EN standards, and national systems or examples such as ANSI, BS, and KS. TTA terminology entry. These illustrate formal standards systems; naming a system does not mean that every standard it produces is legally compulsory. Whether a specific standard is mandatory depends on the applicable law or other binding instrument.
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- 5-in-1 Connectivity: Equipped with a 4K HDMI port, a 5 Gbps USB-C data port, two 5 Gbps USB-A ports, and a USB C 100W PD-IN port. Note: The USB C 100W PD-IN port supports only charging and does not support data transfer devices such as headphones or speakers.
- Powerful Pass-Through Charging: Supports up to 85W pass-through charging so you can power up your laptop while you use the hub. Note: Pass-through charging requires a charger (not included). Note: To achieve full power for iPad, we recommend using a 45W wall charger.
- Transfer Files in Seconds: Move files to and from your laptop at speeds of up to 5 Gbps via the USB-C and USB-A data ports. Note: The USB C 5Gbps Data port does not support video output.
- HD Display: Connect to the HDMI port to stream or mirror content to an external monitor in resolutions of up to 4K@30Hz. Note: The USB-C ports do not support video output.
- What You Get: Anker 332 USB-C Hub (5-in-1), welcome guide, our worry-free 18-month warranty, and friendly customer service.
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- Dual Converters, Infinite Potential：Includes 2× USB C male to USB A female adapters and 2× USB A male to USB C female adapters. Perfect for a wide range of uses—tablets with Bluetooth keyboards, expand USB ports on macbook, and more. Two different converters for all your daily needs
- Next-Level 10Gbps & 3A Charging: No more slow 480Mbps, this usb to usb c adapter has a transfer speed of up to 10Gbps, allowing you to do more transferring in less time. This usb adapter fits both USB A and USB C charger, supporting up to 3A fast charging
- Upgraded Exquisite Craftsmanship: With an aluminum alloy housing and metal connector, the usbc to usb adapter is extremely durable and sturdy. Rigorously tested to withstand more than 10,000 times of plugging and unplugging, ensuring long-lasting performance
- Broad Compatible: The usb c to usb adapter widely supports all USB C/ USB A devices like laptops, tablets, cellphones, car chargers, and phone chargers. Such as compatible with MacBook Pro/Air 2023/2022, Thunderbolt 4/3 Devices,Apple MagSafe Watch 9/8/7/SE/Ultra, iPad Pro 2022/2021, Samsung Galaxy S23/S20/S10, and iPhone 17/16/15 Pro. Plug and play
- Please Note: To reach 10Gbps speed, keep the cable under 3.3 ft. For USB A Male to USB C adapters, try flipping the USB C connector. USB C Male to USB A adapters support bidirectional 10Gbps transfer within 3.3 ft
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