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Gary Hilson

Freelance B2B / Technology Writer / Storyteller
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Tag: portfolio

PCIe 7.0 Keeps Pace with AI Demands [Byline]

June 18, 2025 / Gary Hilson

PCIe 7.0, the newest iteration of the PCI Express standard, has officially launched, driven by the rapid demand for higher bandwidth in AI, machine learning, and data-intensive markets such as 800G Ethernet, cloud, automotive, military/aerospace, and quantum computing. The updated specification features a raw bit rate of 128.0 GT/s and delivers up to 512 GB/s of bi-directional bandwidth using a x16 configuration. It incorporates PAM4 signaling and Flit-based encoding—technologies introduced in PCIe 6.0—while improving power efficiency and data integrity.

A defining hallmark of PCIe’s evolution is its commitment to backward compatibility and the tradition of doubling I/O bandwidth roughly every three years. According to PCI-SIG president Al Yanes, this steady cadence allows for innovation, specification development, and feedback integration, ensuring robust adoption and widespread compatibility. Doubling clock rates is a significant technical challenge, which contributes to the three-year development cycle.

PCIe 7.0’s enhancements are designed to meet the surging bandwidth requirements of hyperscale data centers and high-performance computing, as well as to foster broader adoption in the automotive sector—a market PCI-SIG has actively targeted since PCIe 6.0. Alongside the new specification, PCI-SIG introduced the industry’s first standard-based Optical Aware Retimer solution. This innovation, developed by the organization’s optical working group, enables standardized optical PCIe architecture that can be deployed with existing PCIe 6.0 and 7.0 devices. The Optical Aware Retimer supports seamless optical-electrical integration across racks and pods, offering more compact and scalable solutions compared to traditional copper connections.

PCI-SIG, which marks over 1,000 members as of November 2024, continues to support PCIe 6.0 compliance testing, ensuring robust certification and interoperability. Even as PCIe 7.0 emerges, pathfinding for PCIe 8.0 is already underway, reflecting the ongoing evolution of the interconnect standard to keep pace with future demands in data, AI, and next-generation computing applications.

Read my full story for EE Times.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

Quantum sensors promise precision, now, in medical & aerospace [Byline]

June 16, 2025 / Gary Hilson

Quantum sensors have emerged as an innovative technology with a projected market value of US$2.2 billion by 2045, growing at an annual rate of 11.4%, according to IDTechEx. Unlike quantum computing, which remains years away from commercialization, quantum sensors are already finding real-world applications, especially where ultra-high sensitivity is required.

The core advantage of quantum sensors is their exceptional sensitivity—often hundreds or thousands of times greater than classical counterparts—enabling detection of minute physical properties like electric and magnetic fields, gravity, acceleration, and light. These sensors leverage quantum phenomena, such as atoms controlled by lasers or nitrogen vacancy centers in diamond, to achieve these feats.

Quantum sensors are being deployed in diverse fields: automotive industries use chip-scale magneto resistance sensors for current sensing, while optically pumped magnetometers are being investigated for advanced bio-magnetic imaging. However, the maturity of these technologies varies; some are commercially available, while others are still in early development.

High-end applications benefit most from quantum sensors, given their cost and sensitivity. For instance, they enable medical professionals to detect faint electrical signals from the brain and heart—tasks impossible with less sensitive sensors. However, this high sensitivity also makes them susceptible to noise and interference, necessitating robust hardware and software solutions.

Navigation is another area experiencing a quantum leap, particularly as quantum sensors offer alternatives to GPS, which is increasingly vulnerable to attacks. Companies like Q-CTRL are developing quantum magnetometers enhanced by sophisticated software, enabling accurate navigation by detecting subtle magnetic “landmarks.” Their systems, designed for sectors like defense, aviation, and shipping, offer long-term stability and passive operation, which is crucial for security-sensitive scenarios.

Medical diagnostics, notably for cardiovascular disease, are another promising frontier. Quantum sensors can measure the heart’s magnetic fields with unprecedented clarity, although challenges remain in reducing sensor size and cost for routine clinical use.

Overall, the quantum sensor industry stands at a pivotal point, benefiting from synergies with quantum computing and communications, and promising transformative advances across navigation, healthcare, and beyond.

Read my feature story for Fierce Electronics.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

AI Demand Drives Disaggregated Storage [Byline]

June 11, 2025 / Gary Hilson

Western Digital is responding to the explosive growth of AI-generated data by enhancing its disaggregated storage solutions, which now include both hard drives and SSDs. At Computex 2025, the company expanded its Open Composable Compatibility Lab (OCCL), introduced new SSD qualifications for its OpenFlex Data24 NVMe-over-Fabric (NVMe-oF) platform, and unveiled new storage hardware: the Ultrastar Data102 ORv3 JBOD and the OpenFlex Data24 4100 with single-port SSDs.

Scott Hamilton, Western Digital’s senior director of product management, explained that these developments support customers scaling flexible storage infrastructures, as AI and data-intensive workloads require storage beyond traditional server constraints. Disaggregated storage, driven by software-defined storage solutions, is now gaining even more relevance as AI workloads push the limits of server capacity, demanding maximum compute density and efficient external storage.

The company’s Ultrastar JBOD HDD enclosures are designed for Open Compute Project (OCP) racks, which are wider for better cooling and offer easy front access and vertical DC power management. Hamilton emphasized the ongoing importance of SAS-connected hard drives for storing large volumes of data needed for AI inference and machine learning, serving as cost-effective repositories before the data is moved to higher-performance storage.

The OpenFlex Data24 4100 targets cloud-based architectures that benefit from redundancy, using single-port SSDs. Furthermore, Western Digital is fostering interoperability by qualifying SSDs from other vendors, such as Kioxia, Phison, Sandisk, and ScaleFlux, to offer customers increased flexibility in building their storage infrastructure.

The OCCL, established in 2018, is a vendor-neutral hub aimed at accelerating the adoption of open, fabric-attached, and software-defined storage solutions. The lab’s latest iteration, OCCL 2.0, offers tools and best practices for deploying and optimizing disaggregated storage infrastructures.

Finally, Western Digital has partnered with Ingrasys (a Foxconn subsidiary) to create a high-density top-of-rack (TOR) switch with embedded storage, leveraging Western Digital’s RapidFlex NVMe-oF bridge technology. This innovation reduces the need for separate storage networks and enables greater disaggregation, making NVMe SSDs function like Ethernet-attached drives, ideal for scalable, tiered AI storage.

Read my full story for EE Times.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

SoCs Get a Helping Hand from AI Platform FlexGen [Byline]

March 21, 2025 / Gary Hilson

FlexGen, a network-on-chip (NoC) interconnect IP, is aiming to accelerate SoC creation by leveraging AI.

Developed by Arteris Inc., FlexGen promises to deliver a 10× productivity boost while reducing design iterations and the time required to develop.

Using AI and machine learning for chip design isn’t new, but often the productivity boosts come at the cost of performance or power.

FlexGen is based on Arteris’ FlexNoC 5 IP technology and component library and supports SoC and chiplet design automation based on Arm, RISC-V and x86 processors. AI enables the company to reduce manual adjustments by more than 90%, which means optimized NoC topologies can be generated in hours instead of days.

The industry has reached the point where manual NoC generation is beyond human capability, which is why AI and machine learning are needed to meet the complex designs that are being by driven by AI. Arteris quickly considered all the properties and requirements of all the IP blocks that were being connected to do develop the NoC generation.

One example of a customer that is benefiting from FlexGen is Dream Chip Technologies, which specializes in automotive AI used for advanced driver assistance systems (ADAS). FlexGen has enabled the company to create floorplan adaptive topologies with complex automotive traffic requirements within minutes.

FlexGen is just one of many examples of how AI is being used to boost productivity in semiconductor design. Digital twins have recently begun to take advantage of more sophisticated AI models, which allows them to be more accurate and allow for more experimentation. AI supports the development of foundation models that are relatively generic and can be added to with domain-specific and proprietary information.

The recent increase in chiplet adoption, meanwhile, has led to the growing need to accelerate analysis, design and deployment. Baya Systems’ algorithm-driven system architecture platform, WeaverPro, combined with its scalable IP and cache fabric, Weave IP, pulls together all the steps of building out chiplet architectures through data-driven design and optimization.

More recently, an update to the Arm Total Design initiative focuses on expanding the chiplet ecosystem with the launch of an AI/CPU chiplet platform that targets the cloud, high-performance computing and AI/ML training and inference workloads.

Read the full EE Times article.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

Canada Funds Quantum Auto Security Research [Byline]

March 18, 2025 / Gary Hilson

The Canadian federal government has awarded three researchers at the University of Windsor with funding to advance quantum science projects, including a project to develop cryptographic algorithms that can protect data from quantum cyberattacks.

UWindsor engineering professor Mitra Mirhassani, who specializes in automobile hardware cybersecurity, has been awarded $755,000 CAD (about $ 527,836) as part of a broader $5 million CAD (about $3,495,525) research project. The funding will allow for the creation of customized solutions for automotive security and IoT, as well as train the professionals and experts in the emerging field of quantum security.

Mirhassani is collaborating with industry partners Ansys Canada Ltd., an engineering simulations software developer, and CMC Microsystems, a Canadian not-for-profit organization that accelerates research and innovation in advanced technologies. Ansys’ in-kind contributions make up the bulk of the research project’s funding.

There are a lot of substantial changes between the current requirements of conventional encryption and those of the post quantum era. Compounding the challenge for automotive is the math cannot be easily translated to the necessary engineering. A server or a cloud computing environment can handle more complex encryption, but automotive requires something leaner and more agile.

While there are a lot of research papers on implementing post quantum computing encryption, deploying it in constrained automotive environments is not an academic exercise. Current research is focused on working within existing frameworks with tried and tested algorithms to make sure unwanted compromises are not being introduced because of these constraints.

Another aspect of the applied research led by Mirhassani is hardware testing in collaboration with industry, including testing security against IBM’s quantum computer. Ansys, meanwhile, is providing simulation and pre-silicon support while CMC Microsystems is helping source faculty from its network to support the research and will also provide any hardware fabrication capabilities.

Time is short if the automotive industry is to be quantum secure, and the industry is already grappling with a great deal of uncertainty.

The funding for Mirhassani’s and other quantum research is part of a national quantum strategy launched by Canada’s federal government in 2021 to amplify the country’s strengths in quantum research, grow its quantum-ready technologies, companies and talent, as well as solidify its global leadership in quantum technologies.

Read the full EE Times article.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

Micron Drives Down DRAM Power [Byline]

March 11, 2025 / Gary Hilson

Reducing DRAM’s power footprint has always been table stakes for vendors like Micron Technology, but AI-driven data centers are putting more pressure on memory makers to make further advances in power efficiency.

Micron recently announced it is shipping samples of its 1γ (1-gamma), sixth-generation (10 nm-class) DRAM node-based DDR5 memory. The 16Gb DDR5 memory is designed to offer speed capabilities of up to 9200MT/s, a 15% speed increase compared to its predecessor, while also reducing power consumption by 20% by using next-generation high-K metal gate CMOS technology paired with design optimizations.

Micron’s sixth generation of what the company is calling its “one series” is driving performance, power, bit density and capacity improvements with each successive node. Increasing performance is always a top priority with each new node, but power reduction was a big focus for 1-gamma. These power improvements have been incremental since Micron went from 1-z to 1-alpha, with the goal of achieving double digit power reduction with every technology node.

The design of Micron’s 1-gamma has benefited from successfully integrating EUV lithography along with the company’s advanced multi-patterning techniques to achieve a 30% increase in bit density. High-K metal gate CMOS technology, meanwhile, enables better transistor performance.

Micron is the last of the “Big Three” DRAM makers to move to EUV, but was Micron was the first to use self-aligned double-patterning in the early 2000s as a means to delay the purchase of expensive immersion scanners, and did the same with EUV imagers, which cost more than $100 million each.

Micron’s 1-gamma node will first be used for its 16 Gb DDR5 DRAM and over time will be integrated across the company’s memory portfolio. Its 1-gamma samples are going out to the company’s CPU partners and select customers over the next one to two quarters as part of its technology enable program to support interoperability and qualification work across multiple platforms and segments.

Read the full EE Times article.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

Canadian Firm Unveils Quantum Error Correction Codes [Byline]

February 25, 2025 / Gary Hilson

A Canadian company has hit a significant milestone in its efforts to accelerate the timeline to useful quantum computing.

Vancouver-based Photonic Inc. has introduced a new, low-overhead family of quantum low-density parity check (QLDPC) codes, which can efficiently perform quantum computation and error correction at the same time while using materially fewer quantum bits (qubits) than traditional surface code approaches.

Unlocking the quantum logic of high-performance QLDPC codes has been the “holy grail” of quantum error correction research and development for 30 years. It is also one of the obstacles to cost-effective quantum computing at scale.

Photonic’s “fast and lean” QLDPC codes, called SHYPS codes, can run all quantum algorithms using up to 20× fewer physical qubits compared to the traditional approaches to error correction, which is a key challenge that must be addressed if quantum computing is to become widely adopted.

Error correction is necessary if quantum computing is to realize the promised exponential speedups over known classical approaches for key computational challenges.

QLDPC codes are not new; they were introduced 20 years ago, but it has taken researchers more than a decade to unlock the ability to perform quantum logic using QLDPC codes. Photonics’ new research paper outlines how to compute using SHYPS QLDPC codes and achieve efficiency gains that will lead to commercially useful quantum applications.

These error correction codes are necessary to build quantum repeaters—objects that take a quantum signal and extend the distance.

Photonic’s QLDPC code family has specific hardware requirements for implementation that not every approach to quantum computing can deliver. The company’s Entanglement First architecture provides the high levels of connectivity needed to realize the benefits of QLDPC codes.

Late last year, Photonic announced it was testing quantum networking that leverages quantum encryption for ultra-secure, tamper-evident transfer of information over long distances with one of Canada’s major telcos, Telus.

Read the full EE Times article.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

PCIe Gains Automotive Mileage [Byline]

February 12, 2025 / Gary Hilson

Microchip Technology’s latest PCIe switches are only Gen 4.0, but for automotive and industrial applications, the bandwidth is more than enough.

The company’s recently announced PCI100x family of Switchtec PCIe Gen 4.0 switches come in variants to support packet switching and multi-host applications. They also include the PCI1005, a packet switch that expands a single host PCIe port to as many as six endpoints, as well as the PCI1003, which enables multi-host connectivity through non-transparent bridging (NTB) and is fully configurable to support from four to eight ports.

The PCI100x family of Switchtec PCIe switches are Gen 5.0 compliant—Gen 7.0 was recently presented to PCI-SiG) members for review—and up to 16GT/s. But while PCIe Gen 5.0 parts are in production, Gen 6.0 adoption is in its infancy. For automotive applications, Gen 4.0 is more than enough.

In 2024, Gen 5.0 cost 50% more than Gen 4.0, but with 100% more bandwidth; a streaming scenario can take advantage of Gen 5.0, but if you do not need 32 Gb per lane, and you are not going to use it all, you are paying for what you do not need. Some defence and aerospace companies will spend more on data center grade Gen 5.0 switches in small volumes because they are using a lot of bandwidth.

The approach with automotive OEMs is not to reinvent the wheel by leveraging what has been proven in the data center for nearly 30 years while doing it through the lens of functional safety and endurance in extreme environments, both of which are critical for modern vehicle applications.

Automotive is a high priority for PCIe and the PCI-SIG is in charge of guiding its evolution, which aligns well with increasing adoption of ethernet and NVMe within the modern vehicle. PCI-SIG announced it was committed to releasing PCIe 7.0 in 2025 during the PCI–SIG Developers Conference with the aim of doubling the data rate to 128 GT/s and up to 512 GB/s bi–directionally via x16 configuration. It is now in the review phase and should be released later this year.

Read the full EE Times article.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

Onsemi’s Treo Taps Weebit ReRAM [Byline]

February 7, 2025 / Gary Hilson

Weebit Nano’s latest licensing agreement is a significant one for the ReRAM maker, which will see its ReRAM integrated into onsemi’s Treo Analog and Mixed Signal Platform to provide it with embedded NVM.

This is the third licencing agreement for the company and a significant one revenue-wise. Onsemi’s 65-nm Bipolar-CMOS-DMOS (BCD) manufacturing facility in East Fishkill, N.Y., is shipping many different parts, but that one piece that is missing there is an NVM. TSMC was the first manufacturer to offer the ability to integrate NVM into their BCD process, and that trend has grown among vendors, foundries and IDMs. Weebit Nano already has a similar deal with DB HiTek, a global top 10 foundry.

The licensing agreement is significant for Weebit Nano because onsemi’s 65-nm platform is aimed mostly at industrial and automotive applications, the latter of which has tough certifications and environmental demands, as well as a high number of cycles before the memory fails.

ReRAM is not the only NVM that can handle the extremes of automotive, but alternatives like MRAM only make sense at more advanced process nodes. The materials, equipment and tools necessary do not make it economically feasible for anything like what onsemi is doing at 65 nm. The other alternative is embedded flash, but it is a front-end technology, making it a riskier, more expensive endeavor. As a back-end technology, ReRAM is completely separated from any analog parts on the front end, which simplifies integration and makes it low risk, making it the best option for BCD.

Power consumption is also a critical characteristic, with ReRAM coming in much lower than embedded flash—only 3 V for programming compared to 12 V for flash.

The Treo platform is the culmination of a multi-year effort, launched at electronica 2024. It integrates bipolar, CMOS and DMOS transistors on a single chip, supporting voltages from 1 V to 90 V and temperatures up to 175 degrees Celsius.

The platform has a modular, SoC-like architecture and includes numerous IP building blocks that make up the compute, power management, sensing and communications subsystems built on the 65-nm process node.

Treo also supports the industry’s widest voltage range on a leading node, and simplifies system designs, reduces costs and boosts performance for automotive, industrial and medical applications, as well as AI data centers.

Read the full EE Times article.

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

Quantum Headlines Western Canada’s Semiconductor Scene [Byline]

January 6, 2025 / Gary Hilson

Western Canada’s semiconductor diversity can be boiled down to density—the most western province of British Columbia benefits from its geographic alignment with Silicon Valley. Meanwhile in the east, Manitoba is a single university province that is primarily a user of chip technology.

What all provinces have in common is strong academic institutions with relevant training and research capabilities that can contribute to Canada’s semiconductor industry, including its burgeoning quantum computing capabilities.

Located right next to Canada’s most densely populated province of Ontario, Manitoba is home to the research-intensive University of Manitoba.

The province of Saskatchewan next door is also relatively small, but home to Canada’s only synchrotron—the Canadian Light Source based at the University of Saskatchewan, which is used by scientists within the fields of health, agriculture, energy, the environment, and advanced materials.

The other end of western Canada is arguable the densest in terms of academic research and commercial semiconductor activity, which is heavily focused on quantum computing. Simon Fraser University (SFU), located in the Vancouver-adjacent city of Burnaby, is home to 4DS Labs—SFU’s core facility for advanced materials research and development, which provides access to its tools to industry through a fee-for-service model.

The lab recently received a CDN $4.5 million (about $3.1 million) grant from the Canadian federal government to invest in quantum computing manufacturing equipment, which will help a lot of small companies.

4DS Labs is one of several facilities that support researchers and industry in western Canada. The University of British Columbia is home to the Quantum Materials Institute, while one province to the east houses the Alberta Create Center, affiliated with the University of Alberta in Edmonton and its nanoFABFabrication & Characterization Centre. The university also supports quantum technologies and is home to the National Research Council’s Nanotechnology Research Centre.

Alberta’s other major center, Calgary, is home to the Institute for Quantum Science and Technology at the University of Calgary and hosts 21 research groups and about 140 academic members, including professors, research staff and students. The university is also home to Quantum City, which is building an ecosystem for quantum science and technology together with researchers and developers, as well as industry and adopters of quantum technology and services.

Read the full EE Times story

Gary Hilson is a freelance writer with a focus on B2B technology, including information technology, cybersecurity, and semiconductors.

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Recent Posts

  • Remembering Star Trek Author Peter David
  • PCIe 7.0 Keeps Pace with AI Demands [Byline]
  • Quantum sensors promise precision, now, in medical & aerospace [Byline]
  • AI Demand Drives Disaggregated Storage [Byline]
  • SoCs Get a Helping Hand from AI Platform FlexGen [Byline]
  • Canada Funds Quantum Auto Security Research [Byline]
  • Micron Drives Down DRAM Power [Byline]
  • Canadian Firm Unveils Quantum Error Correction Codes [Byline]
  • PCIe Gains Automotive Mileage [Byline]
  • Onsemi’s Treo Taps Weebit ReRAM [Byline]

Recent Posts

  • Remembering Star Trek Author Peter David
  • PCIe 7.0 Keeps Pace with AI Demands [Byline]
  • Quantum sensors promise precision, now, in medical & aerospace [Byline]
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