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25 - 30 January 2025
San Francisco, California, US

DenseLight Semiconductors Pte. Ltd.

Booth: 4735

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DenseLight Semiconductors Pte Ltd
6 Changi N Street 2
Singapore
Singapore
498831
Website: www.denselight.com

Announcements

01 January 2025
DENSELIGHT Unveils Advanced DFB Laser Family for Cutting-Edge Coherent Light Sources for DWDM, Free Space Optics, Fiber Optic Sensing, Data Center and Telecommunications.
Denselight is proud to introduce its latest family of Distributed Feedback (DFB) lasers. Leveraging on extensive generative product experience, these new DFB lasers feature competitive narrow linewidths, making them ideal for fixed-wavelength coherent applications in 3D sensing applications across various industries, industrial metrology, industrial automation, and autonomous transportation. These new DFB lasers feature exceptionally narrow linewidths, making them ideal for fixed-wavelength coherent applications. Denselight has developed a unique methodology for device "Twinning" capability. This innovative approach aligns our Gain Chip, Fabry-Perot (FP), and DFB lasers with applicable Semiconductor Optical Amplifiers (SOAs) to deliver comprehensive solutions tailored for integrated solution, inclusive of Silicon Photonics. The twinning capability ensures optimal performance and integration, meeting the demanding requirements of modern photonic systems. Introducing the DENSELIGHT DFB laser family, a series of highly advanced Continuous Wave (CW) laser sources designed to meet the rigorous demands of top-tier applications. Spanning the O Band and C Band with coverage at 1270 nm, 1290 nm, 1310 nm, and 1330 nm, and C Band DWDM-ITU, these lasers offer a range of grating designs to deliver customized performance characteristics for a variety of specialized uses. Versatile Wavelengths: The Denselight DFB lasers provide tailored solutions for specific applications with specialty wavelengths. Single Mode Operations: Engineered for edge-emitting CW operation, ensuring reliable and consistent performance. Proprietary InGaAsP Designs: Utilizing a proprietary Indium Gallium Arsenide Phosphide (InGaAsP) technology, these lasers achieve exceptional mode-hop free tunability, and high-power output and reliability. Superior SMSR: Delivering outstanding Side Mode Suppression Ratio (SMSR), ensuring high signal purity and minimal noise. High Wavelength Accuracy: Precision manufacturing ensures the highest accuracy of the lasing wavelength, critical for demanding applications. Whether for low or high-power requirements, the Denselight DFB laser family sets the standard for excellence in the industry, making it the preferred choice for professionals seeking unmatched performance and reliability.
01 January 2025
Advantages of High-Bandwidth ASE Light Sources with Low DOP
The new high-bandwidth ASE light sources with low DOP are revolutionizing the field of optical sensing and measurement, providing advantages that traditional TOF and WDM systems cannot offer. Their stable and uniform output, broad spectral bandwidth, high dynamic range, and immunity to electromagnetic interference position them as the superior choice for modern applications. These characteristics make ASE light sources indispensable for precision sensing and measurement, driving the evolution of technology beyond the limitations of older methods. Our new ASE Light Source can be offered in the 14 Pin BTF package, ILM (Integrated Light Module) or HOSA (Hybrid Optical Sub Assembly).
01 January 2025
A New Era in Photonic Packaging: Introducing HybridXwave for Next-Gen SOA and LDOP Solutions
In the rapidly evolving world of telecommunications and data transmission, performance, efficiency, and scalability are paramount. Enter HybridXwave, our innovative photonic packaging concept that revolutionizes the integration of Low DOP L-Band SOAs with LDOP packaging—delivering unprecedented cost-performance advantages over traditional EDFAs. HybridXwave represents a forward-thinking approach to packaging where spatial optimization, temporal synchronization, and hybrid integration coalesce to create a robust, efficient, and scalable photonic platform. Why HybridXwave Outperforms Traditional Solutions Enhanced Performance and Reliability HybridXwave harnesses the power of native hybrid packaging to combine photonic and electronic components into a unified, highly efficient system. By minimizing optical losses, parasitic effects, and improving thermal management, this packaging ensures superior performance in high-speed, high-capacity optical networks. The Low DOP L-Band SOA, integrated within this hybrid system, provides stable amplification, lower noise, and enhanced signal quality—key for demanding telecom applications. A Compelling Cost-Performance Quotient: What sets HybridXwave apart is its ability to provide a better cost-performance ratio than traditional EDFAs. With its streamlined, integrated design, HybridXwave reduces manufacturing complexity and operating costs while maintaining high flexibility. This positions it as the ideal solution for telecom operators looking to maximize performance without sacrificing efficiency or affordability. Elegant, Space-Saving Photonic Packaging Spatial Optimization Inspired by the building-block principles of LEGO, HybridXwave utilizes the concept of Optical Circuit Building (OCB)—an intricate 3D arrangement of photonic components such as waveguides, amplifiers, and optical sources that maximize spatial efficiency. By carefully aligning these elements, HybridXwave minimizes signal loss and optimizes light flow, creating a compact, high-density solution perfect for space-constrained environments like data centers and telecom racks. Temporal Synchronization In high-speed networks, timing is everything. HybridXwave ensures that light signals propagate through the system in perfect harmony, coordinating the timing and sequencing of amplifiers, modulators, and delay lines. This level of precision ensures consistent signal integrity and synchronization across the entire system, much like how LEGO pieces fit together to form a cohesive structure. Hybrid Integration for Superior Functionality HybridXwave excels at blending photonic, electronic, and thermal components into a single, elegant system. By integrating active alignment techniques with passive photonic elements, this packaging achieves a high level of precision and functionality. This hybrid approach not only improves performance but also allows for enhanced flexibility in adapting to different photonic applications. A Marketing Edge That Speaks to Tomorrow's Needs Scalability and System Interoperability HybridXwave's modular design is forward-thinking, allowing easy upgrades and future expansions without the need for complete redesigns. This interoperability makes it a scalable solution that grows with the needs of modern telecom infrastructures. Just like adding a new piece to a LEGO set, future components can be seamlessly integrated into the system. Lower Total Cost of Ownership (TCO) HybridXwave reduces the total number of discrete components, assembly steps, and interconnects by combining multiple functionalities into a single package. This results in lower manufacturing costs, reduced points of failure, and fewer maintenance needs, translating into a lower TCO. It offers a long-term, economically sound solution for both short- and large-scale deployments. Smart Thermal Management for Long-Term Reliability Thermal management is critical in environments where variable or extreme temperatures can degrade performance. HybridXwave integrates advanced thermal management solutions directly into the packaging, ensuring efficient heat dissipation and stable operation across wide wavelength ranges. This leads to longer component lifespans and increased reliability, making HybridXwave the perfect choice for high-performance telecom and datacom applications. ________________________________________ HybridXwave, with its sophisticated approach to photonic packaging, stands at the intersection of performance, flexibility, and cost-efficiency. By adopting concepts of Optical Circuit Building, it ushers in a new era of photonic design—one where compact, scalable, and elegant solutions meet the high demands of modern optical networks. Cross-Platform Compatibility: Our "X" represents our cross-platform and cross-application versatility, whereby our coherent and discrete technology can be designed, assembled and integrated to work across multiple systems, platforms, or environments—highlighting our flexibility and integration. X2-Our Assembly techniques excel in maximum design effectiveness for (Spatial and Temporal Integration): The "X" uniqueness in design symbolizing how our packaging system aligns and coordinates components along multiple dimensions, both spatially and temporally. This gives us the edge in precise spatial alignment and temporal synchronization for photonic packaging. This concept is especially critical in high-speed and high-precision photonic systems, such as those used in optical communication, LiDAR, sensing,
01 January 2025
Making a gain chip is of significant importance in photonics products for several reasons
The Denselight gain chips are designed and manufactured in our wafer fab and ensuring the highest quality and reliability. We offer the flexibility to customize standard p-up or flip-chip gain chips for various optical platforms, including the silicon photonics platform, catering to your specific needs. We can provide additional output modes and coating optimizations to maximize coupling efficiency, enhancing the integration of your photonic systems. Our gain chips feature and angled facet and standard LR (10%)-AR or HR-AR facet coating scheme, with the option of customized coating reflectivity's to match with your external cavity laser system. Our KEY Advantage in producing the Gain Chip is having in House AR Coating Capabilities. • Overall, having in-house optical coating capabilities for facet coating on gain chips empowers the product capability with greater control, flexibility, and efficiency in the production of high-performance photonics devices. • It allows for customization, faster turnaround times, seamless integration, and potential cost savings, ultimately enhancing the overall quality and competitiveness of the gain chips. • AR coating, high reflectivity (HR) or low reflectivity (LR) coating on one end face and an anti-reflection (AR) coating on the other angled end face. • The AR coating design enables efficient light propagation and reduces unwanted reflections, ensuring optimal performance and minimizing signal degradation. Making a gain chip is of significant importance in photonics products for several reasons; • The development and utilization of gain chips in photonics products play a crucial role in amplifying optical signals, improving power efficiency, enabling wavelength selectivity, achieving compactness, offering customizability, and ensuring scalability. • These advantages contribute to the advancement of optical communication, sensing, and other photonics-related technologies. • With our gain chips, you can achieve high-power outputs, narrow linewidths, fixed or tunable wavelengths and cost-effective external cavity lasers. Whether you're in the telecommunications industry, optical sensing field, or any other photonics application, our gain chips are tailored to meet your demands and push the boundaries of what's possible. Introducing our cutting-edge gain chips, engineered to deliver exceptional performance across the C-band, L-band. These gain chips serve as the crucial laser gain source within external cavity laser systems, taking your photonics applications to new heights. With our gain chips mounted on a sub mount form. For coherent ITLA applications requiring external cavity tunable laser components, Denselight has introduced high gain and broadband gain chips. These chips boast LR-AR coating or HR-AR coating, coupled with either P-side up or P-side down design, resulting in low amplitude noise and minimal ASE ripple. These features enable precise power and wavelength tuning and exceptional stability, ensuring your photonics systems operate at their best.
01 January 2025
ASE - SLED Family Product Profile: 2%, < 5% Degree of Polarization.
The Denselight Semiconductor ASE (Amplified Spontaneous Emission) light sources are low-coherent light sources which combines both features of high intensity like laser and broad spectrum like LED. Output stability is greater than those of LD and LED, and therefore they are suitable for high accuracy measurement applications. This series of ASE (Amplified Spontaneous Emission) light sources are single mode light source with a broad emission spectrum and relatively low coherence. Our light source provides an amplified spontaneous emission (ASE) output that is ultra-stable, spectrally flat and high-power density across the extended C-band, and L-band, featuring high output optical power, low polarization (<5%) and wide spectral width. Key Highlights and Advantages • High Power 50mW depolarized output power over the extended C-band and the L-band • Power flatness < 2.0dB, <3.5 dB • High power stability output Powers: 10mW15mW20mW30mW • In the FBG sensing industry, ASE Sources allows sensing gratings to be closely spaced so many sensing elements can be monitored while maintaining very good wavelength and power detection. • The sensing industry need to increase grating array sizes while maintaining low cost. Using a OSA can make wavelengths calibrated and can be matched to the ASE source to compensate for any spectral power characteristic of the source. • Our Amplified Spontaneous Emission (ASE) source provides a wide emission bandwidth and improved spectral stability/purity for a given output power. • The ultra-stable, depolarized optical output is spectrally flat to within 3dB and shows power stability better than 0.1dB. These characteristics make it ideal for several applications examples of and including noise loading during OSNR compliance test, power loading of optical amplifiers during gain, and noise figure measurements for passive component characterization • Deliver stable output power in both short term and long term, able to work at CW, internal modulate, and external modulate modes. • Our module-style, flat spectrum C-band ASE source with very low peak-to-peak ripple is very useful for optical signal-to-noise ratio and sensor interrogation applications. • Two Sources in (One) integrated light source module, the dual-SLED option, covering various combinations of the telecom bands: O, E, S,C,L,U bands, which can enables accurate characterization of fiber links and their passive components, with a very cost-effective test setup. • Use of 1300/1550 nm Low DOP sources for dual-window couplers and for PON components. OUR PRODUCT IDENTITY LDOP Family: (Low Degree of Polarization < 5%). The high-power, SLED-based ASE CW Broadband Source family can be configured to cover all the bands needed for telecommunications applications. It provides a broader spectral range and more spectral density in a single mode fiber than a white light source. The highly stable source is ideal for broadband applications, CWDM network testing, CWDM and PON component manufacturing and testing, as well as fiber-optic sensing and spectroscopy. APPLICATIONS: ASE light generally has a broad optical spectrum and low coherence. ASE light sources combine high intensity with a broad spectrum, available in bench-top/ILM, or OEM module form factors. Our ASE broadband, low-coherence light sources cover the C-band, L-band, or both the C & L bands together. O, E, S, U Bands can be provided. These sources are ideal instruments for optical component spectral measurement and system compliance testing in manufacturing and R&D environments. Our ASE source generates broadband wavelength, with a bandwidth of 70nm, 120 nm covering S-C-L Band, making it a single source for calibration of CWDM systems, Interweavers, with high fidelity and excellent signal to noise levels. Our system does not require special cooling, making the unit is much more compact than existing sources. “We believe that with our source design we have the potential to radically reduce costs at larger volumes, opening new markets for photonic networks.” Additional use cases are in optical measurement and sensing systems such as optical fiber sensing, gas sensing, OCT or fiber optic gyroscopes. RELATED PRODUCTS: Our broad portfolio of lasers and light sources encompasses SLED light sources – and also includes an exceptionally broad portfolio of SLED’s for a wide variety of wavelengths and optical output powers. Ultra-broadband 1550 nm products with , 70nm/100nm optical bandwidth. The low coherence, C Band (1530 – 1565 nm). ASE light is available in module or (bench/ILM formats that are designed for industrial manufacturing and laboratory R&D applications.)
01 January 2025
Why CWDM O-Band 1310 Laser Outperforms Traditional Solutions
In the rapidly evolving world of telecommunications and data transmission, performance, efficiency, and scalability are paramount. Based in Singapore, Home to 10% of all semiconductor chips produced worldwide & makes 20% of global semiconductor manufacturing equipment. Enter the Denselight family of CWDM O-Band Lasers, featuring our 1310 DFB Laser. Our innovative photonic solution that revolutionizes optical communication by integrating advanced CWDM technology with precision engineering—delivering unprecedented cost-performance advantages over traditional optical solutions. CWDM O-Band 1310 Laser represents a forward-thinking approach to photonic technology where spatial optimization, wavelength multiplexing, and hybrid integration coalesce to create a robust, efficient, and scalable optical platform. ________________________________________ Enhanced Performance and Reliability A Compelling Cost-Performance The CWDM O-Band 1310 Laser leverages cutting-edge CWDM technology to support multiple data channels within the O-band (1260 nm to 1360 nm) for high-speed, high-capacity optical networks. By minimizing optical losses, ensuring precise wavelength stability, and enhancing thermal management. Our solution offers temperature performance as the cornerstone of CWDM DFB laser design for the optical transport marketplace because it impacts wavelength stability, reliability, power efficiency, and cost-effectiveness. High thermal tolerance enables robust operation across diverse environments and ensures high-quality data transmission, making it a key attribute for competitive products in this space. • Superior Signal Integrity: Optimized for stable and low-noise transmission. • High Scalability: Designed for data centers, telecom networks, and beyond. • Exceptional Efficiency: Low power consumption without compromising performance. A Compelling Cost-Performance Quotient What sets the CWDM O-Band 1310 Laser apart is its ability to deliver a superior cost-performance ratio. This makes it the ideal solution for telecom operators and integrators seeking to maximize performance while maintaining affordability. In the fast-paced world of CWDM applications, we understand that performance and cost-effectiveness go hand in hand. Our CW DFB solutions are engineered to deliver industry-leading quality and reliability, meeting the stringent demands of CWDM standards—all while remaining highly competitive in pricing for high-volume deployments. Data center interconnects and telecommunication networks are the most popular systems for O-Band 1310 CW DFB lasers in CWDM applications. Their cost-effectiveness, scalability, and compatibility with CWDM standards make them the backbone of modern optical networks, our photonic components strike the perfect balance between performance and value, to stay ahead in the competitive transceiver market. Our CW DFB lasers and coherent solutions simplify manufacturing processes and significantly reduce operating costs.