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Silicon Photonics and CPO

Technical and industry progress in silicon photonic chips and co-packaged optics (CPO) for AI data centers.

Latest picks

Items 1–10 of 10
Oct 16Fri
  1. OFweek Optics Network · NewsOptics industryOptics and AI61

    Fanchuangwei High-Transparency Optical AR Lens Project Lands in Taizhou With Total Investment of About 550 Million Yuan

    Shanghai Fanchuangwei Technology's high-transparency optical AR glasses lens project has settled in Huangyan, Taizhou, to be carried out by Fanke Technology (Taizhou) in two phases, with a total investment of about 550 million yuan. Phase one, at about 150 million yuan, plans to complete an innovation center and pilot production line by 2027; phase two, at about 400 million yuan, targets annual production of 100 tons of high-purity silicon carbide optical material by 2028. The project targets AI glasses and AR terminals, covering the full chain from optical materials and etching processes to optical devices.

    Why we recommend it: The original article gives the investment figures for the two phases, production line timelines, and a target of 100 tons of silicon carbide optical material per year, useful for gauging the pace of silicon carbide optical waveguide industrialization.

Oct 15Thu
  1. C114 Communications Network · Optical CommunicationsOptics industryOptics and AI67

    Silicon Photonics Chip Maker Xihe Technology Files Registration Version of STAR Market Prospectus

    Shanghai Xihe Technology has released the registration version of its IPO prospectus for the STAR Market, describing itself as one of the world's leading suppliers of silicon photonic integrated chips. Its customers include leading optical module makers and cloud service providers, and its products are already shipping at scale into AI clusters and hyperscale data centers. According to estimates by optical module makers, silicon photonics solutions can reduce total cost by nearly 20% and the volume of components within the module by nearly 30% at the same data rate and distance.

    Why we recommend it: The original article provides cost and size data for silicon photonics versus discrete components, helping readers understand the domestic supply chain for AI data center optical interconnects

Oct 14Wed
  1. Photonics.comOptics industryOptics and AI61

    Salience Labs Raises $125 Million Series B to Develop Photonic Switching Chips for AI Data Centers

    Salience Labs, which develops photonic chips for AI data center interconnects, has closed an oversubscribed $125 million Series B round. The company previously demonstrated a 64-port all-optical silicon photonic circuit switch live at ECOC 2026.

    Why we recommend it: The original article links the funding to the demonstration of a 64-port all-optical switch at ECOC, helping gauge commercial progress in silicon photonic optical switching

  2. optics.org (SPIE Industry News)Optics industryOptics and AI61

    UK Silicon Photonics Firm Salience Labs Raises $125 Million Series B

    UK-based silicon photonics company Salience Labs has closed a $125 million Series B round to scale development of optical circuit switch (OCS) technology and ease network bottlenecks in AI data centers.

    Why we recommend it: The original article highlights optical circuit switching's positioning against AI data center bottlenecks, helping understand capital interest in silicon photonic switching

Oct 9Fri
  1. Electro OpticsOptics industryOptics and AI69

    JEDEC Releases First Silicon Photonics AI Network Reliability Standard, JESD264

    JEDEC has released the JESD264 standard, setting new certification and reliability requirements for the emerging silicon photonics market. It is the first reliability standard for silicon photonics in AI networks.

    Why we recommend it: The original article explains that silicon photonic devices now have a dedicated reliability certification standard for the first time, helping to understand the threshold for silicon photonics entering large-scale AI network deployment

Oct 8Thu
  1. Laser Focus WorldOptics industryOptics and AI61

    From Pixels to Optical Links: MicroLED Shifts Toward Co-Packaged Optics

    A Laser Focus World article notes that surging industry interest in MicroLED co-packaged optics (CPO) reflects its many advantages, though technical challenges remain to be solved.

    Why we recommend it: The original article reviews the advantages and challenges of MicroLED's move from displays to optical interconnects, helping assess the maturity of this CPO approach

Sep 23Wed
  1. OFweek Optics Network · NewsOptics industryOptics and AI61

    Largan Buys Land Seven Times in Three Months for a Total of RMB 8 Billion, Betting on CPO Fiber Arrays

    On September 17, Largan spent RMB 1.172 billion to acquire about 2,259 ping of land and 3,695 ping of buildings in Nantun, Taichung. It was the company's seventh real estate deal since late June, bringing the total to RMB 8.078 billion. Chairman Lin Enping confirmed in July that the company had won its first customer order for fiber arrays, with the land purchases paving the way for mass production in 2027.

    Why we recommend it: The source details the pace and value of the land purchases, showing the scale of the smartphone lens leader's push into CPO fiber arrays

Sep 21Mon
  1. OFweek Optics Network · NewsOptics industryOptics and AI65

    Huawei Teams Up with Xi'an Institute of Optics and Precision Mechanics on AI+Optics; Ascend 960 SuperPod Uses NPO

    Huawei and the Xi'an Institute of Optics and Precision Mechanics have signed a strategic cooperation agreement, with AI+optics as a core focus. Huawei has pledged to prioritize computing resources and AI teams for the effort. Earlier, on September 17, Huawei unveiled the Ascend 960 superpod using near-package optics (NPO) at Huawei Connect 2026, employing 5,500 in-house Hi-ONE optical engines.

    Why we recommend it: The original text places the industry-academia partnership alongside the NPO superpod, revealing Huawei's overall strategy in optical interconnect and AI optics

Sep 20Sun
  1. C114 Communications Network · Optical CommunicationsOptics industryOptics and AI61

    CIOE 2026 Observations: Why NPO Has Become the Optimal Choice for Cloud Giants

    The 27th CIOE drew nearly 190,000 visits over three days, up 32% year on year. NPO (near-package optics) products from major domestic optical module makers made a collective appearance. NPO moves the optical engine from the switch front panel to near the ASIC package without soldering it to the switch chip, balancing power consumption and serviceability.

    Why we recommend it: The original article explains the trade-offs of NPO versus CPO and pluggables, helping to understand cloud vendors' selection logic

May 25Mon
  1. Xi'an Institute of Optics and Fine Mechanics (XIOPM) · Research ProgressOptics industryOptics and AI63

    Xi'an Institute of Optics and Mechanics Reports Series of Advances in Silicon Photonic Interconnect Chips

    The teams of Wang Binhao and Zhang Wenfu at the Xi'an Institute of Optics and Mechanics have achieved a series of advances in silicon-based photonic interconnect chips.

    Why we recommend it: The original article provides specific data and details that help assess the actual progress in this direction