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Coherent to Showcase Silicon Photonics Based 1.6T Transceiver Modules Incorporating Next-Generation ICS for Low Power Consumption

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Coherent Corp. (NYSE: COHR) announced it will demonstrate its silicon photonics-based 1.6T-DR8 transceiver module at OFC 2025, featuring integration with Marvell's Ara 3nm optical digital signal processor (DSP). The demonstration showcases 200 Gbps electrical and optical interfaces.

The new transceiver, utilizing Marvell's 3nm DSP technology, aims to reduce power dissipation by over 20% compared to current 5nm DSPs in datacom transceivers. This improvement in energy efficiency is designed to lower operational costs and enable new AI server and networking architectures within data center power constraints.

The live demonstration will be available at Coherent's booth #1519 during OFC 2025 in San Francisco, April 1-3.

Coherent Corp. (NYSE: COHR) ha annunciato che dimostrerà il suo modulo transceiver 1.6T-DR8 basato su fotonica al silicio all'OFC 2025, con integrazione del processore di segnale digitale ottico (DSP) Ara 3nm di Marvell. La dimostrazione presenterà interfacce elettriche e ottiche a 200 Gbps.

Il nuovo transceiver, che utilizza la tecnologia DSP a 3nm di Marvell, mira a ridurre la dissipazione di potenza di oltre il 20% rispetto agli attuali DSP a 5nm nei transceiver datacom. Questo miglioramento nell'efficienza energetica è progettato per abbattere i costi operativi e abilitare nuove architetture di server AI e networking all'interno dei vincoli di potenza dei data center.

La dimostrazione dal vivo sarà disponibile allo stand #1519 di Coherent durante l'OFC 2025 a San Francisco, dal 1 al 3 aprile.

Coherent Corp. (NYSE: COHR) anunció que demostrará su módulo transceptor 1.6T-DR8 basado en fotónica de silicio en OFC 2025, con integración del procesador de señal digital óptica (DSP) Ara de 3nm de Marvell. La demostración mostrará interfaces eléctricas y ópticas de 200 Gbps.

El nuevo transceptor, que utiliza la tecnología DSP de 3nm de Marvell, tiene como objetivo reducir la disipación de energía en más del 20% en comparación con los DSP actuales de 5nm en transceptores datacom. Esta mejora en la eficiencia energética está diseñada para reducir los costos operativos y permitir nuevas arquitecturas de servidores y redes de IA dentro de las limitaciones de potencia de los centros de datos.

La demostración en vivo estará disponible en el stand #1519 de Coherent durante el OFC 2025 en San Francisco, del 1 al 3 de abril.

Coherent Corp. (NYSE: COHR)는 OFC 2025에서 Marvell의 3nm 광 디지털 신호 프로세서(DSP)인 Ara와 통합된 실리콘 포토닉스 기반의 1.6T-DR8 트랜시버 모듈을 시연할 것이라고 발표했습니다. 이 시연은 200 Gbps의 전기 및 광 인터페이스를 보여줍니다.

Marvell의 3nm DSP 기술을 활용하는 새로운 트랜시버는 현재 5nm DSP에 비해 전력 소모를 20% 이상 줄이는 것을 목표로 하고 있습니다. 이 에너지 효율성 향상은 운영 비용을 낮추고 데이터 센터의 전력 제한 내에서 새로운 AI 서버 및 네트워킹 아키텍처를 가능하게 하도록 설계되었습니다.

라이브 시연은 OFC 2025가 열리는 샌프란시스코의 Coherent 부스 #1519에서 4월 1일부터 3일까지 진행됩니다.

Coherent Corp. (NYSE: COHR) a annoncé qu'elle présentera son module transceiver 1.6T-DR8 basé sur la photonique au silicium lors de l'OFC 2025, intégrant le processeur de signal numérique optique (DSP) Ara de 3nm de Marvell. La démonstration mettra en avant des interfaces électriques et optiques à 200 Gbps.

Le nouveau transceiver, utilisant la technologie DSP à 3nm de Marvell, vise à réduire la dissipation d'énergie de plus de 20% par rapport aux DSP actuels à 5nm dans les transceivers datacom. Cette amélioration de l'efficacité énergétique est conçue pour réduire les coûts opérationnels et permettre de nouvelles architectures de serveurs et de réseaux AI dans les limites de puissance des centres de données.

La démonstration en direct sera disponible au stand #1519 de Coherent lors de l'OFC 2025 à San Francisco, du 1er au 3 avril.

Coherent Corp. (NYSE: COHR) hat angekündigt, dass es sein 1.6T-DR8 Transceiver-Modul auf Silizium-Photonik-Basis auf der OFC 2025 vorstellen wird, das mit Marvells 3nm optischem digitalen Signalprozessor (DSP) Ara integriert ist. Die Demonstration zeigt elektrische und optische Schnittstellen mit 200 Gbps.

Der neue Transceiver, der Marvells 3nm DSP-Technologie nutzt, zielt darauf ab, die Leistungsaufnahme um über 20% im Vergleich zu aktuellen 5nm DSPs in Datacom-Transceivern zu reduzieren. Diese Verbesserung der Energieeffizienz soll die Betriebskosten senken und neue AI-Server- und Netzwerkarchitekturen innerhalb der Stromgrenzen von Rechenzentren ermöglichen.

Die Live-Demonstration wird am Stand #1519 von Coherent während der OFC 2025 in San Francisco vom 1. bis 3. April verfügbar sein.

Positive
  • 20% reduction in power dissipation through 3nm DSP technology integration
  • Advanced 200 Gbps electrical and optical interfaces implementation
  • Technology enables higher bandwidth AI applications while maintaining power constraints
Negative
  • None.

SAXONBURG, Pa., March 31, 2025 (GLOBE NEWSWIRE) -- Coherent Corp. (NYSE: COHR), a global leader in photonics, will show a live demonstration of its silicon photonics-based 1.6T-DR8 transceiver module using a Marvell® Ara 3nm optical digital signal processor (DSP) at OFC 2025. This transceiver features 200 Gbps electrical and optical interfaces.

While the most advanced DSPs deployed in datacom transceivers today use 5nm node sizes, there is a constant push to an even smaller node size in order to minimize electrical power dissipation. Coherent’s transceiver in this demonstration uses Marvell Ara DSP, a 3nm 1.6T PAM4 optical DSP, which aims to reduce the power dissipation of 1.6T optical transceivers by over 20%.

Energy efficiency improvement reduces operational costs and enables new AI server and networking architectures to address the need for higher bandwidth and performance for AI workloads within the significant power constraints of the data center.

"Demonstrating this next generation of 1.6T transceivers highlights the versatility and robustness of our silicon photonics platform and highlights our strong drive to continually reducing power consumption," said Dr. Jack Xu, Vice President of Engineering for transceivers at Coherent. "As the industry transitions into the era of 200G optical lanes, we remain committed to reinforcing our market leadership by being at the forefront of innovation."

For additional information, please visit Coherent at booth #1519 during OFC 2025 in San Francisco, April 1-3.

About Coherent 

Coherent empowers market innovators to define the future through breakthrough technologies, from materials to systems. We deliver innovations that resonate with our customers in diversified applications for the industrial, communications, electronics, and instrumentation markets. Coherent has research and development, manufacturing, sales, service, and distribution facilities worldwide. For more information, please visit us at coherent.com.  

Media Contact: 

innovations@coherent.com 

  



FAQ

What power efficiency improvement does Coherent's (COHR) new 1.6T transceiver achieve?

The new 1.6T transceiver aims to reduce power dissipation by over 20% using Marvell's 3nm DSP technology compared to current 5nm DSPs.

What are the interface specifications of Coherent's (COHR) new 1.6T-DR8 transceiver?

The transceiver features 200 Gbps electrical and optical interfaces.

When and where will Coherent (COHR) demonstrate its new 1.6T transceiver?

The demonstration will take place at OFC 2025 in San Francisco, April 1-3, at booth #1519.

How does Coherent's (COHR) new transceiver technology benefit AI applications?

The improved energy efficiency enables new AI server and networking architectures to achieve higher bandwidth and performance within data center power constraints.
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