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MATLAB library ignites 6G innovation
The 6G Exploration Library from MathWorks empowers engineers to explore, model, and simulate 6G-enabling technologies with MATLAB. Extending the capabilities of the company’s 5G Toolbox, the add-on...
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Reference design covers GaN e-mobility charger
Transphorm has released a 300-W DC/DC GaN-based reference design for 2-wheel and 3-wheel electric vehicle (EV) battery chargers. The TDDCDC-TPH-IN-BI-LLC-300W-RD design guide employs four TP65H150G4PS...
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GaN power module improves inverter efficiency
A 650-V GaN intelligent power module (IPM) from TI enables up to 99% inverter efficiency for major home appliances and HVAC systems. The DRV7308 IPM integrates 650-V, 205-mΩ e-mode GaN FETs in a half...
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A look at spot welding
Joining one flat piece of metal to another flat piece of metal is a common requirement, but sometimes the choice of method lies open. For a case in point, please consider these two kitchen spatulas in...
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What GAA and HBM restrictions mean for South Korea
The next frontier in U.S. semiconductor restrictions for Chinese companies is gate-all-around (GAA) chip manufacturing technology. According to a Bloomberg report, measures are being discussed to limit...
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Alphawave Semi’s quest for open chiplet ecosystem
The open chiplet ecosystem is steadily taking shape, one design demonstration at a time. Take, for instance, Alphawave Semi, which has announced the tape-out of what it claims to be the industry’s...
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Modern UPSs: Their creative control schemes and power sources
Within my mid-2023 teardown of a malcontent APC Back-UPS ES BE550G 550VA UPS, I wrote: What I like about these units (and conceptually similar ones from both APC and competitors) is that the batteries...
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Ultra-low distortion oscillator, part 2: the real deal
Editor’s Note: This DI is a two-part series. Part 1 discusses audio oscillators, namely the Wien bridge and biquad, state-variable, or two-integrator-loop configuration. Part 2 will add distortion-free...
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The advent of all-solid-state battery for wearables
While promising to revolutionize energy storage, all-solid-state battery technology has been facing massive challenges in large-scale mass production. Now, a new battery material breakthrough at TDK...
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Overcoming V2G implementation challenges
Vehicle-to-grid (V2G) technology is touted as the next frontier for electric vehicles (EV) but turning cars into an extension of the power grid creates new engineering challenges across the energy...
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Solar day-lamp with active MPPT and no ballast resistors
When the Sun is shining and illumination is needed inside a dimly lit interior space, a popular, proven, and highly efficient solution is to utilize the energy of available sunlight in the simplest and...
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Five technologies reshaping electronics manufacturing
Electronics keep getting smaller in both consumer and commercial applications. As the demand for minuscule form factors rises, electronics designers face the increasingly difficult task of embracing...
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Examining an environmental antonym: Tile’s Slim
Within my mid-2021 teardown of Tile’s Mate tracker, I admitted: I periodically go through bouts of misplacing my keys. And my wallet. Sometimes at the same time. That forgetfulness prevalence, as you...
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Foundry readies mmWave GaN-on-SiC process
Taiwanese pure-play foundry WIN Semiconductors has announced the beta release of its robust mmWave GaN-on-SiC technology, NP12-0B. At the core of this platform is a 0.12-µm gate RF GaN HEMT process...
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LTE Cat-1 bis modules enable global deployment
Swiss provider u-blox has added a global variant to its Lexi-R10 series of LTE Cat-1 bis modules to allow worldwide cellular connectivity. A second series of LTE Cat-1 bis modules, the Sara-R10 global...
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SP4T RF switch is assembly-friendly
pSemi’s PE42548 SP4T RF switch allows faster assembly in test and measurement, 5G, mmWave, and SATCOM applications up to 30 GHz. Housed in a 20-lead, 3×3-mm LGA package, the switch provides an...
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MCU offers on-chip AI/ML acceleration
The Ensemble E1C microcontroller from Alif combines numerous digital and analog capabilities with an on-chip neural processing unit (NPU). It’s Arm Ethos-U55 NPU delivers up to 46 GOPs, enabling the...
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Automotive switch serves as smart fuse
An automotive high-side driver from ST, the VNF9Q20F combines the company’s VIPower M0-9 MOSFET with Sti2Fuse intelligent fuse protection. Aimed at automotive power distribution applications, the...
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Updating an unsanctioned PC to Windows 11
Speaking of Windows 11… Back in September 2021, I wrote about how, although Microsoft was offering free upgrades to its latest Windows 11 operating system, the new O/S’s (seemingly overly) strict...
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Thermal analysis tool aims to reinvigorate 3D-IC design
The mainstream adoption of 3D-IC has become a question mark due to critical challenges ranging from early-stage chip designs to 3D assembly exploration to final design signoff. A new EDA tool claims to...
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