Semiconductor today

On stand 142 at the 2025 Optica Laser Congress and Exhibition in Prague Congress Centre, Czech Republic (19–23 October), photonic simulation CAD software developer Photon Design Ltd of Oxford, UK is presenting updates to three of its laser simulation tools: a quantum dot (QD) module for HAROLD; a PCSEL (photonic crystal surface-emitting laser) solution using HAROLD and OmniSim; and the PICWave photonic integrated circuit (PIC) design tool...

Navitas Semiconductor Corp of Torrance, CA, USA — which provides GaNFast gallium nitride (GaN) and GeneSiC silicon carbide (SiC) power semiconductors — has announced progress in its development of advanced medium- and high- 800VDC voltage GaN and SiC power devices to enable the 800VDC power architecture announced by NVIDIA of Santa Clara, CA, for next-generation AI factory computing platforms...

Alpha and Omega Semiconductor Ltd (AOS) of Sunnyvale, CA, USA (which designs and develops discrete power devices, wide-bandgap power devices, power management ICs and modules) says that it is supporting the power requirements of the 800 VDC architecture announced by NVIDIA of Santa Clara, CA, which is set to power the next generation of AI data centers, featuring megawatt-scale racks to meet the exponential growth of AI workloads...

NUBURU Inc of Centennial, CO, USA — which was founded in 2015 and developed and previously manufactured high-power industrial blue lasers — has received a warning letter from NYSE American LLC regarding its compliance with Section 401(a) of the NYSE American Company Guide...

Power Integrations Inc of San Jose, CA, USA (which provides high-voltage integrated circuits for energy-efficient power conversion) has outlined the benefits of its PowiGaN gallium nitride technology for next-generation AI data centers. The capabilities of 1250V and 1700V PowiGaN technology for 800VDC power architectures are explained in a new white paper from Power Integrations, published at the 2025 OCP Global Summit in San Jose, where NVIDIA provided an update on the 800VDC architecture. Power Integrations is collaborating with NVIDIA to accelerate the transition to 800VDC power and megawatt-scale racks...

Renesas Electronics Corp of Tokyo, Japan says that it is supporting efficient power conversion and distribution for the 800V direct current power architecture announced by NVIDIA of Santa Clara, CA, USA, helping to fuel the next wave of smarter, faster AI infrastructure...

Silicon photonics-based chip-to-chip optical connectivity firm Ayar Labs of San Jose, CA, USA — which is pioneering co-packaged optics (CPO) for large-scale AI workloads — says that Vivek Gupta has joined as its first chief strategy officer (CSO). This comes as the industry transitions to next-generation AI architectures that demand the bandwidth, latency and efficiency benefits enabled by CPO...

POET Technologies Inc of Toronto, Ontario, Canada — designer and developer of the POET Optical Interposer, photonic integrated circuits (PICs) and light sources for the hyperscale data-center, telecom and artificial intelligence (AI) markets — has closed a non-brokered financing with a single institutional investor. In a private placement, the firm issued and sold 13,636,364 common shares and one common share purchase warrant (at a combined price of US$5.50 each) for gross proceeds of US$75m, before deducting related expenses...

Due to rapidly increasing demand, particularly in the optical communications field, Tokyo-based JX Advanced Metals Corp is to make a further capital investment to increase the production of indium phosphide (InP) substrates at its Isohara Plant in Kitaibaraki City, Ibaraki Prefecture...

Optoelectronic component maker Optrans Corp of Kawasaki City, Japan, in partnership with Marktech Optoelectronics Inc of Latham, NY, USA (a joint venture between Optrans and Marktech International that designs and manufactures optoelectronics components and assemblies), has released new ultraviolet and near-ultraviolet LEDs emitting at 365nm, 395nm and 405nm...

Chinese automotive semiconductor supplier NOVOSENSE Microelectronics, China’s largest tier-1 automotive supplier United Automotive Electronic Systems Co Ltd (UAES, a joint venture established in 1995 by China’s Zhonglian Automotive Electronics Co Ltd and Germany’s Robert Bosch GmbH) and InnoScience (Suzhou) Technology Holding Co Ltd — which manufactures gallium nitride (GaN) power chips on 8” silicon wafers — have signed a strategic cooperation agreement to jointly advance power electronics for new energy vehicles (NEVs)...

NUBURU Inc of Centennial, CO, USA — which was founded in 2015 and developed and previously manufactured high-power industrial blue lasers — says that its subsidiary Nuburu Defense LLC has secured a binding agreement to directly acquire Orbit S.r.l., an Italian software company specializing in operational resilience, business continuity, and crisis management for mission-critical organizations...

Nanoelectronics research center imec of Leuven, Belgium has welcomed AIXTRON, GlobalFoundries, KLA Corp, Synopsys and Veeco as first partners in its 300mm gallium nitride (GaN) open innovation program track for low- and high-voltage power electronics applications...

Epitaxial deposition and process equipment maker Veeco Instruments Inc of Plainview, NY, USA has announced the launch and first commercial multi-tool order for its new Lumina+ metal-organic chemical vapor deposition (MOCVD) system. Launch services and space systems firm Rocket Lab Corp of Long Beach, CA, USA (the parent company of space power provider SolAero Technologies Corp) has purchased the tools as part of its ongoing project under the Department of Commerce’s CHIPS and Science Act to expand domestic production of compound semiconductor products at its facility in Albuquerque, New Mexico...

Materials, networking and laser technology firm Coherent Corp of Saxonburg, PA, USA has announced what it reckons is a breakthrough in short-reach optical interconnect technology with the demonstration of its next-generation 2D vertical-cavity surface-emitting laser (VCSEL) and photodiode (PD) arrays. Best suited for ‘slow and wide’ interconnections in scale-up AI networks, the arrays enable power-efficient and compact links optimized for short reach, addressing the surging data traffic demands in modern data centers...

POET Technologies Inc of Toronto, Ontario, Canada — designer and developer of the POET Optical Interposer, photonic integrated circuits (PICs) and light sources for the hyperscale data-center, telecom and artificial intelligence (AI) markets — has won for the ‘Most Innovative Chip-scale Packaging/Optical Sub Assembly Product’ at the ECOC Awards...

POET Technologies Inc of Toronto, Ontario, Canada — designer and developer of the POET Optical Interposer, photonic integrated circuits (PICs) and light sources for the hyperscale data-center, telecom and artificial intelligence (AI) markets — has announced with high-performance semiconductor, Internet of Things (IoT) systems and cloud connectivity service provider Semtech Corp of Camarillo, CA, USA the immediate availability for customer sampling of high-performance 1.6T receiver optical engines for AI and cloud networks...

Mojo Vision Inc of Cupertino, CA, USA — which is developing and commercializing micro-LED display technology for consumer, enterprise and government applications — has appointed Dr Waguih Ishak to its advisory board, bringing decades of leadership experience in photonics and optoelectronics to its efforts to apply its micro-LED technology to the development of high-speed optical interconnects for AI infrastructure...

POET Technologies Inc of Toronto, Ontario, Canada — designer and developer of the POET Optical Interposer, photonic integrated circuits (PICs) and light sources for the hyperscale data-center, telecom and artificial intelligence (AI) markets — has announced a strategic collaboration with Sivers Semiconductors AB of Kista, Sweden (which supplies RF beam-former ICs for SATCOMs and photonic lasers for AI data centers) to develop high-performance and cost-effective external light source (ELS) modules tailored for co-packaged optics (CPO) and next-generation AI infrastructure...

Fusion energy company Blue Laser Fusion Inc (BLF) of Santa Barbara, CA, USA (founded in 2022 by CEO professor Shuji Nakamura, winner of the Nobel Prize in Physics in 2014 and member of the RSE Scientific Committee) has won a US Department of Energy (DOE) INFUSE project award to further develop its novel high-energy pulsed laser for inertial fusion energy applications in collaboration with Colorado State University (CSU)...