Matrix Partners is a venture capital firm established in 1977, with offices in San Francisco, Cambridge, Shanghai, Beijing, Mumbai, and Bangalore. The firm focuses on seed, early-stage, late-stage, and growth capital investments across various sectors, including software, communications, artificial intelligence, fintech, digital health, and clean technology. With a commitment to building long-term relationships with entrepreneurs, Matrix Partners aims to support visionary founders in developing significant, industry-leading companies. The firm has a strong track record, having participated in hundreds of investments, with many of its portfolio companies achieving successful IPOs or profitable mergers and acquisitions. The team at Matrix Partners combines local insights with global expertise, comprising both former entrepreneurs and seasoned investors.
Developer of graphics chips, processors, and semiconductor technology designed for advanced GPU power. The company is mainly engaged in developing advanced GPU chips used in various fields including high-end PCs, data centers, and workstations, providing users with advanced GPU power at a fair cost.
Zhangjiagang Onechip Bio-Technology Co.,Ltd. develops and manufactures new generations of biochemical sensor chips and nanomaterials for various applications. It offers pH chip, such as nano-electrodes; biochips; and nanometer materials, including oil absorption and sustained release products and battery protection products. The company’s products are based on the nanoscale electronic biochemical sensors and nanomaterial technologies. It sells its products online. Zhangjiagang Onechip Bio-Technology Co.,Ltd. was founded in 2014 and is based in Zhangjiagang, China.
Houmo.AI is a semiconductor company that develops an integrated circuit storage technology for AI computing. The company aims to use disruptive technologies to create AI chips with a "ten-fold effect", to meet the huge computing power demand in the era of true artificial intelligence, and to use unlimited computing power to change the world. Houmo.AI was founded by Dr. Wu Qiang in 2020.
Houmo.AI is a semiconductor company that develops an integrated circuit storage technology for AI computing. The company aims to use disruptive technologies to create AI chips with a "ten-fold effect", to meet the huge computing power demand in the era of true artificial intelligence, and to use unlimited computing power to change the world. Houmo.AI was founded by Dr. Wu Qiang in 2020.
Nanjing SemiDrive Technology Ltd. is a semiconductor company based in Nanjing, China, established in 2018. The firm specializes in designing and manufacturing core processor chips for the automotive industry, focusing on applications such as advanced driver assistance systems (ADAS) and autonomous driving. Its product lineup includes the X9 chip for high-performance eCockpit applications, the V9 chip for ADAS and autonomous driving, and the G9 chip, which serves as a vehicle central gateway connecting multiple domains. SemiDrive also offers research and development services for intelligent core processors and provides system-level turnkey solutions. The company operates with a fabless manufacturing model, with additional R&D facilities in Beijing and an office in Shenzhen, addressing the growing demand for smart driving technologies and high-performance industrial microprocessors in the automotive sector.
X-EPIC
Series A in 2021
X-EPI is a Nanjing city-based startup aimed at building up China’s own EDA (Electronic Design Automation) industrial software technology.
Lightmatter, Inc. is an artificial intelligence (AI) hardware company based in Boston, Massachusetts, that specializes in integrated optical technology to develop advanced computing processors. Founded in 2017, the company has created a silicon chip that utilizes light signals for processing, offering a new approach to AI computation. This technology accelerates critical operations in deep neural networks by employing programmable photonic elements alongside traditional transistors, enhancing the speed and efficiency of data processing while minimizing power consumption. Lightmatter's innovations aim to improve various AI applications, including image recognition and natural language processing, contributing to the advancement of next-generation AI-powered computing solutions.
Ambilight Inc., founded in 2017 and headquartered in Shenzhen, China, specializes in the research, development, and production of flexible smart films. The company is recognized for its innovative technologies in material synthesis, manufacturing processes, and product design, serving a range of applications such as car canopies, side windows, anti-glare rearview mirrors, building curtain walls, and augmented reality glasses. Ambilight operates two innovation centers, one in Shenzhen and another in the United States, collaborating strategically with multiple Fortune Global 500 companies. Through its advancements in electrochromic materials and optical film production, Ambilight aims to enhance energy efficiency and reduce emissions across various industries.
Developer of graphics chips, processors, and semiconductor technology designed for advanced GPU power. The company is mainly engaged in developing advanced GPU chips used in various fields including high-end PCs, data centers, and workstations, providing users with advanced GPU power at a fair cost.
Houmo.AI is a semiconductor company that develops an integrated circuit storage technology for AI computing. The company aims to use disruptive technologies to create AI chips with a "ten-fold effect", to meet the huge computing power demand in the era of true artificial intelligence, and to use unlimited computing power to change the world. Houmo.AI was founded by Dr. Wu Qiang in 2020.
JLSemi is a company focused on the development of high-speed Ethernet communication chips, specializing in gigabit Ethernet analog and system-on-chip (SoC) semiconductors. The firm excels in high-speed analog, advanced digital signal processing (DSP), and mixed-signal designs, pushing the boundaries of Ethernet technology. By leveraging innovations in silicon architecture and design along with advanced process nodes, JLSemi delivers products that offer industry-leading performance in terms of range, resilience, and power consumption. Its advanced connectivity solutions cater to various industries, positioning the company as a key player in the fast-speed communication market.
Nanjing SemiDrive Technology Ltd. is a semiconductor company based in Nanjing, China, established in 2018. The firm specializes in designing and manufacturing core processor chips for the automotive industry, focusing on applications such as advanced driver assistance systems (ADAS) and autonomous driving. Its product lineup includes the X9 chip for high-performance eCockpit applications, the V9 chip for ADAS and autonomous driving, and the G9 chip, which serves as a vehicle central gateway connecting multiple domains. SemiDrive also offers research and development services for intelligent core processors and provides system-level turnkey solutions. The company operates with a fabless manufacturing model, with additional R&D facilities in Beijing and an office in Shenzhen, addressing the growing demand for smart driving technologies and high-performance industrial microprocessors in the automotive sector.
Lightelligence builds optical chips that offer orders of magnitude improvement in terms of high speed, low latency, and low power consumption compared to traditional electronic architectures.
Nanjing SemiDrive Technology Ltd. is a semiconductor company based in Nanjing, China, established in 2018. The firm specializes in designing and manufacturing core processor chips for the automotive industry, focusing on applications such as advanced driver assistance systems (ADAS) and autonomous driving. Its product lineup includes the X9 chip for high-performance eCockpit applications, the V9 chip for ADAS and autonomous driving, and the G9 chip, which serves as a vehicle central gateway connecting multiple domains. SemiDrive also offers research and development services for intelligent core processors and provides system-level turnkey solutions. The company operates with a fabless manufacturing model, with additional R&D facilities in Beijing and an office in Shenzhen, addressing the growing demand for smart driving technologies and high-performance industrial microprocessors in the automotive sector.
SENASIC is a company based in Shanghai, China, established in 2015, that specializes in the research, development, manufacture, and supply of tire pressure monitoring sensors and other high-performance chips for automotive and industrial IoT applications. Its product lineup includes various tire pressure sensors, such as the SNP729, SNP705, and SNP739, which measure parameters like pressure, temperature, and power supply voltage, as well as the wireless-SNJ306, a sensor ASIC chip equipped with multiple integrated functionalities. SENASIC has developed expertise in low-power microcontrollers, high-precision analog-to-digital converters, and RF transmission, reflecting their commitment to quality and reliability in sensor technology. The company's automotive tire pressure sensors adhere to AEC-Q10 standards, underscoring their focus on meeting automotive industry requirements.
Sila Nanotechnologies Inc. specializes in developing advanced materials for batteries that enhance energy density. The company serves various sectors, including automotive, consumer electronics, electric utilities, and aerospace, by providing innovative battery materials chemistry. Founded in 2011 and based in Alameda, California, Sila collaborates closely with leading original equipment manufacturers (OEMs) to support their product development timelines and partners with battery manufacturers to facilitate commercial cell production.
Lightmatter, Inc. is an artificial intelligence (AI) hardware company based in Boston, Massachusetts, that specializes in integrated optical technology to develop advanced computing processors. Founded in 2017, the company has created a silicon chip that utilizes light signals for processing, offering a new approach to AI computation. This technology accelerates critical operations in deep neural networks by employing programmable photonic elements alongside traditional transistors, enhancing the speed and efficiency of data processing while minimizing power consumption. Lightmatter's innovations aim to improve various AI applications, including image recognition and natural language processing, contributing to the advancement of next-generation AI-powered computing solutions.
Sila Nanotechnologies Inc. specializes in developing advanced materials for batteries that enhance energy density. The company serves various sectors, including automotive, consumer electronics, electric utilities, and aerospace, by providing innovative battery materials chemistry. Founded in 2011 and based in Alameda, California, Sila collaborates closely with leading original equipment manufacturers (OEMs) to support their product development timelines and partners with battery manufacturers to facilitate commercial cell production.
Lightmatter, Inc. is an artificial intelligence (AI) hardware company based in Boston, Massachusetts, that specializes in integrated optical technology to develop advanced computing processors. Founded in 2017, the company has created a silicon chip that utilizes light signals for processing, offering a new approach to AI computation. This technology accelerates critical operations in deep neural networks by employing programmable photonic elements alongside traditional transistors, enhancing the speed and efficiency of data processing while minimizing power consumption. Lightmatter's innovations aim to improve various AI applications, including image recognition and natural language processing, contributing to the advancement of next-generation AI-powered computing solutions.
SSqian, whose full name is Shang Shang Qian, serves companies in the Internet finance, online travel, property and B2B e-commerce firms, where the need for electronic signing is high.
SpiderCloud Wireless, Inc. specializes in developing small cell network platforms that enable mobile operators to provide enhanced cellular coverage and capacity to enterprises and large venues. The company's flagship product, the Enterprise Radio Access Network (E-RAN) system, includes a Services Node that can manage over 100 self-organizing small cells across various technologies, including 3G, Wi-Fi, and LTE. This system supports a significant number of connected devices, offering unprecedented coverage and capacity through a single connection to the mobile operator's core network. The architecture of the E-RAN system simplifies the deployment process, allowing mobile operators to meet the growing demand for reliable mobile services. Established in 2006 and originally known as Copivia, SpiderCloud Wireless is headquartered in Milpitas, California, with additional offices in San Diego, New Jersey, Mexico City, and London. As of July 2017, the company operates as a subsidiary of Corning Incorporated.
Qualtré, Inc., founded in 2008 and based in Marlborough, Massachusetts, specializes in developing solid-state silicon micro-electro-mechanical systems (MEMS) motion sensor solutions for various markets including industrial, mobile, consumer, and automotive. The company offers both analog and digital output three-axis angular rate sensors and single-axis MEMS gyroscopes. To address the growing demand in the $4.8 billion gyro market, Qualtré is advancing its next-generation motion sensors based on proprietary bulk acoustic wave (BAW) MEMS gyroscope technology, which aims to deliver high performance at a competitive cost while ensuring environmental durability. The company holds an extensive intellectual property portfolio with around 20 patents that cover a range of product architectures and processes. Qualtré's management team possesses significant experience in the MEMS and semiconductor sectors, emphasizing the importance of strong engineering capabilities across all facets of MEMS product development. The company's location near Boston provides access to top engineering talent in the MEMS field, enhancing its capacity for innovation and product development.
SSqian, whose full name is Shang Shang Qian, serves companies in the Internet finance, online travel, property and B2B e-commerce firms, where the need for electronic signing is high.
Qualtré, Inc., founded in 2008 and based in Marlborough, Massachusetts, specializes in developing solid-state silicon micro-electro-mechanical systems (MEMS) motion sensor solutions for various markets including industrial, mobile, consumer, and automotive. The company offers both analog and digital output three-axis angular rate sensors and single-axis MEMS gyroscopes. To address the growing demand in the $4.8 billion gyro market, Qualtré is advancing its next-generation motion sensors based on proprietary bulk acoustic wave (BAW) MEMS gyroscope technology, which aims to deliver high performance at a competitive cost while ensuring environmental durability. The company holds an extensive intellectual property portfolio with around 20 patents that cover a range of product architectures and processes. Qualtré's management team possesses significant experience in the MEMS and semiconductor sectors, emphasizing the importance of strong engineering capabilities across all facets of MEMS product development. The company's location near Boston provides access to top engineering talent in the MEMS field, enhancing its capacity for innovation and product development.
Heptagon specializes in the manufacture of advanced micro-optics systems and optical packaging for smart devices. The company is recognized for its expertise in imaging, light, and sensor technologies, particularly through its innovative Time-of-Flight (ToF) sensors. Heptagon’s products integrate illumination, lens systems, and packaging technologies at the wafer level, which allows original equipment manufacturers (OEMs) to streamline their product development processes and reduce time-to-market. With over 20 years of experience, Heptagon has established a reputation for delivering breakthrough technologies while maintaining total supply chain control and a commitment to integrity.
Acacia Communications, Inc. develops, manufactures, and sells high-speed coherent optical interconnect products globally, including markets in the United States, China, Germany, and Thailand. The company offers embedded and pluggable module products that feature optical interconnect modules with transmission speeds ranging from 100 to 1,200 gigabits per second, catering to long-haul, metro, and inter-data center applications. In addition to these modules, Acacia provides semiconductor solutions such as low-power coherent digital signal processor application-specific integrated circuits and silicon photonic integrated circuits, which are integrated into their products. The company markets its offerings through a direct sales force targeting network equipment manufacturers, network operators, and cloud service providers. Founded in 2009, Acacia is headquartered in Maynard, Massachusetts.
Heptagon specializes in the manufacture of advanced micro-optics systems and optical packaging for smart devices. The company is recognized for its expertise in imaging, light, and sensor technologies, particularly through its innovative Time-of-Flight (ToF) sensors. Heptagon’s products integrate illumination, lens systems, and packaging technologies at the wafer level, which allows original equipment manufacturers (OEMs) to streamline their product development processes and reduce time-to-market. With over 20 years of experience, Heptagon has established a reputation for delivering breakthrough technologies while maintaining total supply chain control and a commitment to integrity.
SpiderCloud Wireless, Inc. specializes in developing small cell network platforms that enable mobile operators to provide enhanced cellular coverage and capacity to enterprises and large venues. The company's flagship product, the Enterprise Radio Access Network (E-RAN) system, includes a Services Node that can manage over 100 self-organizing small cells across various technologies, including 3G, Wi-Fi, and LTE. This system supports a significant number of connected devices, offering unprecedented coverage and capacity through a single connection to the mobile operator's core network. The architecture of the E-RAN system simplifies the deployment process, allowing mobile operators to meet the growing demand for reliable mobile services. Established in 2006 and originally known as Copivia, SpiderCloud Wireless is headquartered in Milpitas, California, with additional offices in San Diego, New Jersey, Mexico City, and London. As of July 2017, the company operates as a subsidiary of Corning Incorporated.
Sila Nanotechnologies Inc. specializes in developing advanced materials for batteries that enhance energy density. The company serves various sectors, including automotive, consumer electronics, electric utilities, and aerospace, by providing innovative battery materials chemistry. Founded in 2011 and based in Alameda, California, Sila collaborates closely with leading original equipment manufacturers (OEMs) to support their product development timelines and partners with battery manufacturers to facilitate commercial cell production.
Qualtré, Inc., founded in 2008 and based in Marlborough, Massachusetts, specializes in developing solid-state silicon micro-electro-mechanical systems (MEMS) motion sensor solutions for various markets including industrial, mobile, consumer, and automotive. The company offers both analog and digital output three-axis angular rate sensors and single-axis MEMS gyroscopes. To address the growing demand in the $4.8 billion gyro market, Qualtré is advancing its next-generation motion sensors based on proprietary bulk acoustic wave (BAW) MEMS gyroscope technology, which aims to deliver high performance at a competitive cost while ensuring environmental durability. The company holds an extensive intellectual property portfolio with around 20 patents that cover a range of product architectures and processes. Qualtré's management team possesses significant experience in the MEMS and semiconductor sectors, emphasizing the importance of strong engineering capabilities across all facets of MEMS product development. The company's location near Boston provides access to top engineering talent in the MEMS field, enhancing its capacity for innovation and product development.
Qualtré, Inc., founded in 2008 and based in Marlborough, Massachusetts, specializes in developing solid-state silicon micro-electro-mechanical systems (MEMS) motion sensor solutions for various markets including industrial, mobile, consumer, and automotive. The company offers both analog and digital output three-axis angular rate sensors and single-axis MEMS gyroscopes. To address the growing demand in the $4.8 billion gyro market, Qualtré is advancing its next-generation motion sensors based on proprietary bulk acoustic wave (BAW) MEMS gyroscope technology, which aims to deliver high performance at a competitive cost while ensuring environmental durability. The company holds an extensive intellectual property portfolio with around 20 patents that cover a range of product architectures and processes. Qualtré's management team possesses significant experience in the MEMS and semiconductor sectors, emphasizing the importance of strong engineering capabilities across all facets of MEMS product development. The company's location near Boston provides access to top engineering talent in the MEMS field, enhancing its capacity for innovation and product development.
SpiderCloud Wireless, Inc. specializes in developing small cell network platforms that enable mobile operators to provide enhanced cellular coverage and capacity to enterprises and large venues. The company's flagship product, the Enterprise Radio Access Network (E-RAN) system, includes a Services Node that can manage over 100 self-organizing small cells across various technologies, including 3G, Wi-Fi, and LTE. This system supports a significant number of connected devices, offering unprecedented coverage and capacity through a single connection to the mobile operator's core network. The architecture of the E-RAN system simplifies the deployment process, allowing mobile operators to meet the growing demand for reliable mobile services. Established in 2006 and originally known as Copivia, SpiderCloud Wireless is headquartered in Milpitas, California, with additional offices in San Diego, New Jersey, Mexico City, and London. As of July 2017, the company operates as a subsidiary of Corning Incorporated.
SpiderCloud Wireless, Inc. specializes in developing small cell network platforms that enable mobile operators to provide enhanced cellular coverage and capacity to enterprises and large venues. The company's flagship product, the Enterprise Radio Access Network (E-RAN) system, includes a Services Node that can manage over 100 self-organizing small cells across various technologies, including 3G, Wi-Fi, and LTE. This system supports a significant number of connected devices, offering unprecedented coverage and capacity through a single connection to the mobile operator's core network. The architecture of the E-RAN system simplifies the deployment process, allowing mobile operators to meet the growing demand for reliable mobile services. Established in 2006 and originally known as Copivia, SpiderCloud Wireless is headquartered in Milpitas, California, with additional offices in San Diego, New Jersey, Mexico City, and London. As of July 2017, the company operates as a subsidiary of Corning Incorporated.
Tigo Energy, Inc. specializes in developing module level power electronics (MLPE) and module optimizer technology for the solar industry. The company provides solar optimizers and software solutions, including module-level monitoring software for various photovoltaic (PV) arrays, as well as a mobile application for managing solar installations. Tigo also offers communication solutions, such as gateways and the Maximizer Management Unit, which facilitates communication between optimizers and inverters, alongside Cloud Connect for on-site management of solar components. Serving residential, commercial, utility, and government markets, Tigo Energy enhances the efficiency and reliability of solar installations, leading to improved output and reduced costs. The company distributes its products globally, with operations in the United States, Europe, Japan, China, Australia, Brazil, and the Middle East. Founded in 2007 and headquartered in Campbell, California, Tigo Energy also maintains an office in Tuscany, Italy.
Carbon Design Systems, Inc. specializes in virtual prototype solutions that facilitate the development and validation of complex system-on-chip (SoC) designs. The company offers a range of products, including Carbon SoC Designer Plus, which aids in the execution and analysis of virtual system platforms; Carbon Model Studio, which automates the generation and validation of hardware-accurate software models; and Carbon Performance Analysis Kits (CPAK), designed for critical performance modeling of processors, fabric, and memory controllers. Additionally, Carbon Design Systems provides tools for performance optimization, system validation, software execution, and traffic generation and analysis. Their Carbon System Exchange and Carbon IP Exchange further enhance architectural analysis and model management capabilities. Founded in 2002 and based in Acton, Massachusetts, the company serves clients in the systems, semiconductor, and intellectual property sectors, particularly in wireless, networking, and consumer electronics.
Acacia Communications, Inc. develops, manufactures, and sells high-speed coherent optical interconnect products globally, including markets in the United States, China, Germany, and Thailand. The company offers embedded and pluggable module products that feature optical interconnect modules with transmission speeds ranging from 100 to 1,200 gigabits per second, catering to long-haul, metro, and inter-data center applications. In addition to these modules, Acacia provides semiconductor solutions such as low-power coherent digital signal processor application-specific integrated circuits and silicon photonic integrated circuits, which are integrated into their products. The company markets its offerings through a direct sales force targeting network equipment manufacturers, network operators, and cloud service providers. Founded in 2009, Acacia is headquartered in Maynard, Massachusetts.
Acacia Communications, Inc. develops, manufactures, and sells high-speed coherent optical interconnect products globally, including markets in the United States, China, Germany, and Thailand. The company offers embedded and pluggable module products that feature optical interconnect modules with transmission speeds ranging from 100 to 1,200 gigabits per second, catering to long-haul, metro, and inter-data center applications. In addition to these modules, Acacia provides semiconductor solutions such as low-power coherent digital signal processor application-specific integrated circuits and silicon photonic integrated circuits, which are integrated into their products. The company markets its offerings through a direct sales force targeting network equipment manufacturers, network operators, and cloud service providers. Founded in 2009, Acacia is headquartered in Maynard, Massachusetts.
Qualtré, Inc., founded in 2008 and based in Marlborough, Massachusetts, specializes in developing solid-state silicon micro-electro-mechanical systems (MEMS) motion sensor solutions for various markets including industrial, mobile, consumer, and automotive. The company offers both analog and digital output three-axis angular rate sensors and single-axis MEMS gyroscopes. To address the growing demand in the $4.8 billion gyro market, Qualtré is advancing its next-generation motion sensors based on proprietary bulk acoustic wave (BAW) MEMS gyroscope technology, which aims to deliver high performance at a competitive cost while ensuring environmental durability. The company holds an extensive intellectual property portfolio with around 20 patents that cover a range of product architectures and processes. Qualtré's management team possesses significant experience in the MEMS and semiconductor sectors, emphasizing the importance of strong engineering capabilities across all facets of MEMS product development. The company's location near Boston provides access to top engineering talent in the MEMS field, enhancing its capacity for innovation and product development.
Tigo Energy, Inc. specializes in developing module level power electronics (MLPE) and module optimizer technology for the solar industry. The company provides solar optimizers and software solutions, including module-level monitoring software for various photovoltaic (PV) arrays, as well as a mobile application for managing solar installations. Tigo also offers communication solutions, such as gateways and the Maximizer Management Unit, which facilitates communication between optimizers and inverters, alongside Cloud Connect for on-site management of solar components. Serving residential, commercial, utility, and government markets, Tigo Energy enhances the efficiency and reliability of solar installations, leading to improved output and reduced costs. The company distributes its products globally, with operations in the United States, Europe, Japan, China, Australia, Brazil, and the Middle East. Founded in 2007 and headquartered in Campbell, California, Tigo Energy also maintains an office in Tuscany, Italy.
Carbon Design Systems, Inc. specializes in virtual prototype solutions that facilitate the development and validation of complex system-on-chip (SoC) designs. The company offers a range of products, including Carbon SoC Designer Plus, which aids in the execution and analysis of virtual system platforms; Carbon Model Studio, which automates the generation and validation of hardware-accurate software models; and Carbon Performance Analysis Kits (CPAK), designed for critical performance modeling of processors, fabric, and memory controllers. Additionally, Carbon Design Systems provides tools for performance optimization, system validation, software execution, and traffic generation and analysis. Their Carbon System Exchange and Carbon IP Exchange further enhance architectural analysis and model management capabilities. Founded in 2002 and based in Acton, Massachusetts, the company serves clients in the systems, semiconductor, and intellectual property sectors, particularly in wireless, networking, and consumer electronics.
Carbon Design Systems, Inc. specializes in virtual prototype solutions that facilitate the development and validation of complex system-on-chip (SoC) designs. The company offers a range of products, including Carbon SoC Designer Plus, which aids in the execution and analysis of virtual system platforms; Carbon Model Studio, which automates the generation and validation of hardware-accurate software models; and Carbon Performance Analysis Kits (CPAK), designed for critical performance modeling of processors, fabric, and memory controllers. Additionally, Carbon Design Systems provides tools for performance optimization, system validation, software execution, and traffic generation and analysis. Their Carbon System Exchange and Carbon IP Exchange further enhance architectural analysis and model management capabilities. Founded in 2002 and based in Acton, Massachusetts, the company serves clients in the systems, semiconductor, and intellectual property sectors, particularly in wireless, networking, and consumer electronics.
Ambarella, Inc. is a developer of semiconductor processing solutions focused on high-definition video capture, analysis, sharing, and display. The company specializes in system-on-a-chip designs that integrate HD video processing, image processing, computer vision, audio processing, and other system functions into a single chip, providing enhanced video quality and low power consumption. Its products support a range of applications, including wearable cameras, automotive cameras, drones, virtual reality cameras, and Internet Protocol security cameras for both professional and home security use. Ambarella sells its solutions to original design manufacturers and original equipment manufacturers through direct sales and distributors. Founded in 2004, the company is headquartered in Santa Clara, California, and has a significant presence in Taiwan, Asia Pacific, Europe, and North America.
ColdWatt, Inc. specializes in the design, development, and manufacture of power converters tailored for computing, telecommunications, and networking applications. The company provides its products to original equipment manufacturers (OEMs), IT managers, and systems designers. Headquartered in Austin, Texas, ColdWatt also maintains offices in Taiwan, San Jose, California, and Houston, Texas, along with operations in Shenzen, China, and design centers in Dallas, Texas, and Bangalore, India. Originally established as GTI Power Systems in 2004, the company rebranded in March 2005 to better reflect its focus on power conversion technologies.
Carbon Design Systems, Inc. specializes in virtual prototype solutions that facilitate the development and validation of complex system-on-chip (SoC) designs. The company offers a range of products, including Carbon SoC Designer Plus, which aids in the execution and analysis of virtual system platforms; Carbon Model Studio, which automates the generation and validation of hardware-accurate software models; and Carbon Performance Analysis Kits (CPAK), designed for critical performance modeling of processors, fabric, and memory controllers. Additionally, Carbon Design Systems provides tools for performance optimization, system validation, software execution, and traffic generation and analysis. Their Carbon System Exchange and Carbon IP Exchange further enhance architectural analysis and model management capabilities. Founded in 2002 and based in Acton, Massachusetts, the company serves clients in the systems, semiconductor, and intellectual property sectors, particularly in wireless, networking, and consumer electronics.
Grandis is the pioneer in developing and licensing innovative non-volatile memory solutions derived from cutting-edge research in spintronics. Its mission is to enable revolutionary products through application of the electron's spin to store, manipulate and transmit information.
ColdWatt, Inc. specializes in the design, development, and manufacture of power converters tailored for computing, telecommunications, and networking applications. The company provides its products to original equipment manufacturers (OEMs), IT managers, and systems designers. Headquartered in Austin, Texas, ColdWatt also maintains offices in Taiwan, San Jose, California, and Houston, Texas, along with operations in Shenzen, China, and design centers in Dallas, Texas, and Bangalore, India. Originally established as GTI Power Systems in 2004, the company rebranded in March 2005 to better reflect its focus on power conversion technologies.
Sandburst Corporation is a fabless semiconductor company specializing in advanced technology for designing complex integrated circuits. The company focuses on developing very large-scale integration (VLSI) solutions aimed at data communications and IP networking. Sandburst's innovative wire-speed IP packet processing components enable the creation of high-performance systems while significantly reducing development costs and accelerating time-to-market for its customers. By providing tailored semiconductor solutions for scalable packet switching and routing systems, Sandburst positions itself as a key player in the communications and data networking markets.
TimeLab Corp. develops and supplies integrated digital semiconductors. It provides timing processor units that generate clock signals in electronic products. TimeLab Corp. was founded in 2001 and is based in Andover, Massachusetts.
Ambarella, Inc. is a developer of semiconductor processing solutions focused on high-definition video capture, analysis, sharing, and display. The company specializes in system-on-a-chip designs that integrate HD video processing, image processing, computer vision, audio processing, and other system functions into a single chip, providing enhanced video quality and low power consumption. Its products support a range of applications, including wearable cameras, automotive cameras, drones, virtual reality cameras, and Internet Protocol security cameras for both professional and home security use. Ambarella sells its solutions to original design manufacturers and original equipment manufacturers through direct sales and distributors. Founded in 2004, the company is headquartered in Santa Clara, California, and has a significant presence in Taiwan, Asia Pacific, Europe, and North America.
Carbon Design Systems, Inc. specializes in virtual prototype solutions that facilitate the development and validation of complex system-on-chip (SoC) designs. The company offers a range of products, including Carbon SoC Designer Plus, which aids in the execution and analysis of virtual system platforms; Carbon Model Studio, which automates the generation and validation of hardware-accurate software models; and Carbon Performance Analysis Kits (CPAK), designed for critical performance modeling of processors, fabric, and memory controllers. Additionally, Carbon Design Systems provides tools for performance optimization, system validation, software execution, and traffic generation and analysis. Their Carbon System Exchange and Carbon IP Exchange further enhance architectural analysis and model management capabilities. Founded in 2002 and based in Acton, Massachusetts, the company serves clients in the systems, semiconductor, and intellectual property sectors, particularly in wireless, networking, and consumer electronics.
Sandburst Corporation is a fabless semiconductor company specializing in advanced technology for designing complex integrated circuits. The company focuses on developing very large-scale integration (VLSI) solutions aimed at data communications and IP networking. Sandburst's innovative wire-speed IP packet processing components enable the creation of high-performance systems while significantly reducing development costs and accelerating time-to-market for its customers. By providing tailored semiconductor solutions for scalable packet switching and routing systems, Sandburst positions itself as a key player in the communications and data networking markets.
SnowShore Networks develops scalable, IP-optimized, carrier-class networking components that facilitate the convergence of real-time media services with IP networks.
Analysts forecast that the Wireless LAN market will grow from 8 million users in 2002 to 80 million users by 2007. This explosive rate of WLAN adoption is driving the need for high capacity WLAN infrastructure within the enterprise. Additionally, as enterprise deployments continue to grow, IT Managers need WLAN infrastructure products that offer enhanced functional capabilities to reduce deployment complexity, increase network robustness and reduce operational costs. Today’s WLAN silicon is optimized for client applications and not for high capacity WLAN infrastructure applications. By allowing simultaneous communications on all WLAN channels, Engim’s Multi-Channel WLAN Switching Engine chipset enables a new generation of very high performance, cost-effective access points. These chipsets apply Wideband Spectral Processing to standards-based WLAN infrastructure products for the first time, thereby dramatically increasing bandwidth and data throughput and making a whole new range of features and functionality available to users at low cost.
Sandburst Corporation is a fabless semiconductor company specializing in advanced technology for designing complex integrated circuits. The company focuses on developing very large-scale integration (VLSI) solutions aimed at data communications and IP networking. Sandburst's innovative wire-speed IP packet processing components enable the creation of high-performance systems while significantly reducing development costs and accelerating time-to-market for its customers. By providing tailored semiconductor solutions for scalable packet switching and routing systems, Sandburst positions itself as a key player in the communications and data networking markets.
PhotonEx Corp
Series C in 2001
PhotonEx Corp is an optical networking equipment manufacturer.
RealChip Communications
Series B in 2001
RealChip Communications is a Electronics/Chips & Semiconductors company based in Sunnyvale, California. RealChip Communications' investors include Matrix Partners and Comstellar Technologies. RealChip Communications Inc. went out of business as per its Chapter 7 liquidation filing under bankruptcy.
SnowShore Networks develops scalable, IP-optimized, carrier-class networking components that facilitate the convergence of real-time media services with IP networks.
Sandburst Corporation is a fabless semiconductor company specializing in advanced technology for designing complex integrated circuits. The company focuses on developing very large-scale integration (VLSI) solutions aimed at data communications and IP networking. Sandburst's innovative wire-speed IP packet processing components enable the creation of high-performance systems while significantly reducing development costs and accelerating time-to-market for its customers. By providing tailored semiconductor solutions for scalable packet switching and routing systems, Sandburst positions itself as a key player in the communications and data networking markets.
Sandburst Corporation is a fabless semiconductor company specializing in advanced technology for designing complex integrated circuits. The company focuses on developing very large-scale integration (VLSI) solutions aimed at data communications and IP networking. Sandburst's innovative wire-speed IP packet processing components enable the creation of high-performance systems while significantly reducing development costs and accelerating time-to-market for its customers. By providing tailored semiconductor solutions for scalable packet switching and routing systems, Sandburst positions itself as a key player in the communications and data networking markets.
Sycamore Networks develop and market software-based intelligent optical networking products that enable network service providers to quickly and cost-effectively provide bandwidth and create new high speed data services.
SanDisk LLC is a multinational corporation that specializes in designing, developing, manufacturing, and marketing data storage solutions globally. The company offers a wide range of products, including solid state drives (SSDs) for client computing, removable cards for digital cameras and smartphones, and embedded products for mobile devices and automotive applications. Its SSDs are available in various brands such as SanDisk Ultra II, SanDisk Extreme, and SanDisk Extreme PRO, catering to both consumer and enterprise markets. Additionally, SanDisk provides universal serial bus flash drives, digital media players under the Sansa brand, and wireless media products. The company distributes its products through multiple channels, including direct sales, original equipment manufacturers, and various retail outlets, ensuring a broad market reach. Founded in 1988 and headquartered in Milpitas, California, SanDisk operates as a subsidiary of Western Digital Corporation.
Xilinx, Inc. designs and develops programmable devices and associated technologies for a global market. The company specializes in integrated circuits, including programmable logic devices, programmable system on chips, and adaptive compute acceleration platforms. Xilinx also provides software design tools, development kits, and hardware solutions to support various applications across industries such as data centers, aerospace, automotive, and consumer electronics. In addition to its core products, Xilinx offers technical support, customer training, and a range of intellectual property licenses for key interfaces and domain-specific applications. The company markets its solutions through a network of distributors and direct sales to original equipment manufacturers. Founded in 1984 and headquartered in San Jose, California, Xilinx also has a venture capital arm, Xilinx Technology Ventures, which invests in startups and growing companies within the programmable logic ecosystem, focusing on technology advancements across multiple sectors.
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