Tallwood I

Tallwood Venture Capital, established in 2000 and based in Menlo Park, California, focuses on venture investments in the semiconductor industry and related technology sectors. The firm seeks to invest in differentiated technologies and products that have the potential to significantly impact these markets. By leveraging extensive semiconductor expertise and operational experience, Tallwood cultivates strong, collaborative relationships with its portfolio companies. With over $600 million under management, the firm positions itself among the leading venture capital firms specializing in semiconductor investments in the United States.

Luis Arzubi

General Partner

Diosdado P. Banatao

Managing Partner

59 past transactions

Wave Computing

Series D in 2017
Wave Computing, Inc. specializes in dataflow-based solutions designed to enhance application performance from edge devices to data centers. The company provides a range of products, including AI system-on-chips (SoCs), automotive SoCs, and SoCs for smart home electronics. Additionally, Wave offers an AI platform that enables enterprises to transition their AI use cases from cloud environments to on-premise infrastructure. Founded in 2008 and originally known as Wave Semiconductor, the company is headquartered in Santa Clara, California, with additional offices in various locations, including Manila, Shanghai, and Tokyo. Despite its innovative contributions to AI and deep learning, Wave Computing filed for reorganization under Chapter 11 in April 2020, indicating financial challenges.

Cavendish Kinetics

Venture Round in 2014
Cavendish Kinetics, Inc. designs, manufactures, and markets tunable components for RF circuits for cellular handsets, laptops, netbooks, tablets, and other consumer wireless devices. It offers antenna tuners for various RF applications. The company offers its products directly to customers worldwide. Cavendish Kinetics, Inc. was founded in 1994 and is headquartered in San Jose, California with an additional office in s-Hertogenbosch, the Netherlands. As of October 4, 2019, Cavendish Kinetics, Inc. operates as a subsidiary of Qorvo, Inc.

Wilocity

Series D in 2013
Wilocity Ltd. is a company based in Caesarea, Israel, that specializes in the development of 60 GHz wireless chipsets aimed at the notebook and peripheral markets. Founded in 2007, Wilocity's technology enables gigabit wireless networking and point-to-point connectivity, delivering a desktop-like experience to mobile computing devices. The company's chipsets facilitate high-speed downloads and support high-definition video, significantly surpassing the transmission rates of standard Wi-Fi. By focusing on WiGig/802.11 products, Wilocity equips customers with the ability to wirelessly connect to any PCI Express-supported peripheral or I/O component, enhancing the mobile computing experience.

Morphlabs

Series D in 2013
Morphlabs delivers efficient computing based on optimized cloud architecture. Its mCloud Solutions enable them to provide the most cost-effective platform for delivering cloud infrastructure and maximizing productivity for network administrators and software developers empowering everyone to join the cloud revolution. As passionate members of the evolving cloud ecosystem, they combine open-source software, commodity hardware, and their years of experience in disruptive technology innovation to ensure that businesses of all sizes can innovate and compete. Founded by industry pioneers, Morphlabs is headquartered in Los Angeles, with operations in the Philippines, Japan, and Australia.

Astute Networks

Series B in 2012
Astute Networks, Inc. specializes in manufacturing network-based virtualization appliances that enhance performance in physical, virtual, and cloud computing environments. The company is best known for its ViSX G3 solution, which is certified for VMware and designed to accelerate server and desktop virtualization as well as cloud computing infrastructures. ViSX G3 also supports virtualization for Microsoft Exchange and SharePoint, as well as Oracle, SAP, and SQL applications. Utilizing a patented DataPump Engine, Astute's appliances deliver high iSCSI IOPS and maintain consistent random I/O performance, successfully mitigating bottlenecks that can hinder application performance and user productivity. Founded in 2000 and based in San Diego, California, Astute Networks collaborates strategically with Veeam Software to extend its market reach through a network of solution providers.

Striiv

Series A in 2011
Striiv, a Redwood City, CA-based start-up that develops portable fitness devices.

Cavendish Kinetics

Venture Round in 2011
Cavendish Kinetics, Inc. designs, manufactures, and markets tunable components for RF circuits for cellular handsets, laptops, netbooks, tablets, and other consumer wireless devices. It offers antenna tuners for various RF applications. The company offers its products directly to customers worldwide. Cavendish Kinetics, Inc. was founded in 1994 and is headquartered in San Jose, California with an additional office in s-Hertogenbosch, the Netherlands. As of October 4, 2019, Cavendish Kinetics, Inc. operates as a subsidiary of Qorvo, Inc.

Accent

Venture Round in 2010
Accent is a certified provider specializing in semiconductor integration for metering technologies and communication. The company focuses on delivering innovative products and solutions for vertical markets such as Smart Grid and Clean Tech. Its offerings encompass hardware and software design that facilitate the manufacture of semiconductors with advanced system capabilities tailored for smart energy applications. Accent’s pre-integrated platforms enable rapid market entry while addressing critical cost and performance requirements. By significantly reducing electronic bill of materials, Accent helps businesses meet the increasing demands for energy measurement solutions. With backing from notable investors, Accent continues to position itself as a leader in the smart energy sector.

Wilocity

Series C in 2010
Wilocity Ltd. is a company based in Caesarea, Israel, that specializes in the development of 60 GHz wireless chipsets aimed at the notebook and peripheral markets. Founded in 2007, Wilocity's technology enables gigabit wireless networking and point-to-point connectivity, delivering a desktop-like experience to mobile computing devices. The company's chipsets facilitate high-speed downloads and support high-definition video, significantly surpassing the transmission rates of standard Wi-Fi. By focusing on WiGig/802.11 products, Wilocity equips customers with the ability to wirelessly connect to any PCI Express-supported peripheral or I/O component, enhancing the mobile computing experience.

Ozmo Devices

Series C in 2009
Ozmo Devices specializes in the development of Wi-Fi compatible communication technologies designed to provide cost-effective wireless personal area network (WPAN) connectivity for battery-operated devices. Their innovative Wi-Fi Personal Area Network technology enables manufacturers to seamlessly connect a variety of devices, including laptops, mobile phones, and other consumer electronics. The solutions offered by Ozmo Devices are characterized by low power consumption and high integration, making them particularly suitable for wireless peripheral applications that demand a small form factor and extended battery life. This focus on efficiency and performance positions Ozmo Devices as a key player in enhancing wireless connectivity for modern electronic devices.

Ozmo Devices

Series B in 2009
Ozmo Devices specializes in the development of Wi-Fi compatible communication technologies designed to provide cost-effective wireless personal area network (WPAN) connectivity for battery-operated devices. Their innovative Wi-Fi Personal Area Network technology enables manufacturers to seamlessly connect a variety of devices, including laptops, mobile phones, and other consumer electronics. The solutions offered by Ozmo Devices are characterized by low power consumption and high integration, making them particularly suitable for wireless peripheral applications that demand a small form factor and extended battery life. This focus on efficiency and performance positions Ozmo Devices as a key player in enhancing wireless connectivity for modern electronic devices.

Silicon Clocks

Series B in 2009
Silicon Clocks develops and licenses its patented CMEMSâ„¢ (Standard CMOS + MEMS) design and manufacturing technology to fabless electronic companies, design houses, open foundries, IDMs, and MEMS manufacturers. CMEMSâ„¢ allows the 3D silicon manufacturing of a wide range of silicon resonators and sensors directly above standard CMOS wafers enabling the creation of a wide range of integrated clock & timing, consumer, health, automotive, wireless, and energy harvesting applications. Companies adopting the CMEMSâ„¢ technology develop new products with unprecedented form factors, improved manufacturing margins, and lower power consumption. The company was founded in 2004 and is based in Fremont, California.

SVTC Technologies

Venture Round in 2009
SVTC provides its novel-silicon development customers access to two state-of-the-art, IP-secure development fabs – in San Jose, California, and Austin, Texas – with a full complement of 200 mm (8-inch) and 300 mm (12-inch) advanced CMOS and MEMS fabrication equipment, designed to speed the development of best-of-class solutions.

Ikanos

Venture Round in 2009
Ikanos Communications, Inc. designs and develops semiconductor and integrated firmware products for the connected home on a global scale. The company specializes in digital subscriber line (DSL) processors and a variety of semiconductor solutions tailored for carrier infrastructure and customer premises equipment. Its offerings include gateway processors that facilitate high-speed access and value-added services for connected homes, as well as multi-mode communications processors for residential gateways. These products support diverse network topologies such as DSL, Ethernet, and LTE, serving telecommunications carriers and cable operators. Ikanos markets its products through direct sales and through partnerships with network equipment manufacturers, original design manufacturers, and distributors. Established in 1999 and based in Fremont, California, Ikanos Communications operates as a subsidiary of Qualcomm Atheros, Inc.

Audience

Series E in 2009
Audience, Inc provides engineering talent focused on audio processing solutions for mobile devices. Audience, Inc. provides voice and audio solutions for mobile devices in South Korea, China, the United States, and internationally. Its platform consists of proprietary, purpose-built digital signal processors and audio codecs, analog and mixed signal circuits, and algorithms for voice isolation and noise suppression.

Pixim

Venture Round in 2008
Pixim is a hardware company specializing in the development of advanced chipsets for video cameras, utilizing its innovative Digital Pixel System® technology. This technology enhances image capture by allowing individual pixels to self-adjust to varying lighting conditions, thereby improving the overall image quality. Pixim's chipsets include digital image sensors, processors, and associated software, which are applicable across a range of industries such as security, video surveillance, machine vision, and automotive systems. By enabling cameras to capture clear, high-resolution images under diverse lighting scenarios, Pixim's solutions provide users with accurate, actionable information while minimizing visual noise such as glare and reflections.

Astute Networks

Series C in 2008
Astute Networks, Inc. specializes in manufacturing network-based virtualization appliances that enhance performance in physical, virtual, and cloud computing environments. The company is best known for its ViSX G3 solution, which is certified for VMware and designed to accelerate server and desktop virtualization as well as cloud computing infrastructures. ViSX G3 also supports virtualization for Microsoft Exchange and SharePoint, as well as Oracle, SAP, and SQL applications. Utilizing a patented DataPump Engine, Astute's appliances deliver high iSCSI IOPS and maintain consistent random I/O performance, successfully mitigating bottlenecks that can hinder application performance and user productivity. Founded in 2000 and based in San Diego, California, Astute Networks collaborates strategically with Veeam Software to extend its market reach through a network of solution providers.

Sequoia Communications

Series F in 2008
Sequoia Communications is a fabless RF semiconductor company setting new benchmarks in multimode design and integration. The FullSpectra™ common architecture, developed by Sequoia Communications, allows a single-chip transceiver to support multiple air interface protocols enabling effective communications across numerous wireless air standards. Based on the FullSpectra architecture, the SEQ7400 is a single-chip, 7-band multimode transceiver that supports GSM/GPRS/EDGE/WCDMA/HSPA and TD-SCDMA. The SEQ7400 uses a single polar modulator transmit architecture for all air standards, delivering the highest levels of integration in the industry. Typically external WCDMA LNAs and SAW filters are required, but the SEQ7400 integrates these functions into the chip and is the industry's first true monolithic receiver providing significant savings in bill-of-material (BOM), size and cost. The line of multimode RF products created by Sequoia Communications will continue to address the three key handset metrics of cost, size and power consumption.

Calypto Design Systems

Series C in 2008
Calypto Design Systems, Inc. specializes in technologies for hardware design, focusing on high-level synthesis, RTL power optimization, and functional verification. Its flagship products include the Catapult platform, which allows designers to use ANSI C++ or SystemC to create high-level descriptions that are automatically converted into production-quality RTL, and the PowerPro suite, which optimizes RTL designs for power efficiency by implementing techniques such as sequential clock gating and memory enable logic. The SLEC tool serves as a sequential equivalence checker, ensuring that RTL implementations align with system-level models. Based in San Jose, California, with additional offices in Japan, India, Europe, and North America, Calypto serves a global clientele, including Fortune 500 companies like NVIDIA, Qualcomm, and STMicroelectronics. The company also collaborates with various Electronic Design Automation firms, enhancing its industry presence and technological capabilities. Founded in 2002, Calypto operates as a subsidiary of Mentor Graphics Corp.

Alphion

Series E in 2008
Alphion Corporation, based in Princeton Junction, New Jersey, specializes in broadband solutions for businesses and communities. Founded in 2000, the company develops and manufactures optical fiber-to-the-premises (FTTP) access systems, subsystems, and integrated photonic devices. Its product portfolio includes a comprehensive range of passive optical network access systems designed for various environments, supporting the growing fiber-to-the-x (FTTx) market. Alphion's GPON products are suitable for diverse deployment scenarios, catering to national service providers, local telecom operators, community networks, educational institutions, and private enterprises. By offering reliable and affordable broadband access technologies, Alphion aims to enhance connectivity across different sectors, from luxury developments to remote areas.

Redfern Integrated Optics

Venture Round in 2008
Redfern Integrated Optics develops and manufactures optical transmitters based on proprietary PLANEX (Planar External Cavity Laser) technology, which enables high performance at low cost for various applications. RIO planar ECL consists of a gain chip and a planar waveguide circuit (PLC) with Bragg grating which forms a laser cavity. This has significant advantages such as; very narrow spectral linewidth, low phase noise and RIN, optimized chirp, low wavelength sensitivity to temperature and bias current, and low power consumption.

Crossing Automation

Series A in 2008
Crossing Automation was founded in 2003 to build a system that can handle large silicon wafers and move them from one piece of equipment to another inside a chip factory. The company argues that its system can save $24 million a year in comparison to past systems.

Quintic

Series B in 2008
Quintic (Beijing) Microelectronics Co., Ltd. is a Chinese chip design company focused on providing consumers with low power consumption and cost-effective wireless access solutions. Quintic was established on September 29, 2006. Its core design and architecture engineers come from leading global companies with technical expertise covering WLAN, Bluetooth, WiMax, mobile TV, ultra wideband, and other communications standards. Since early 2007, Quintic started the development of the FM production line, and incorporated high-performance FM transmitter chips in the field of personal wireless audio connectivity applications.

Silicon Clocks

Venture Round in 2007
Silicon Clocks develops and licenses its patented CMEMSâ„¢ (Standard CMOS + MEMS) design and manufacturing technology to fabless electronic companies, design houses, open foundries, IDMs, and MEMS manufacturers. CMEMSâ„¢ allows the 3D silicon manufacturing of a wide range of silicon resonators and sensors directly above standard CMOS wafers enabling the creation of a wide range of integrated clock & timing, consumer, health, automotive, wireless, and energy harvesting applications. Companies adopting the CMEMSâ„¢ technology develop new products with unprecedented form factors, improved manufacturing margins, and lower power consumption. The company was founded in 2004 and is based in Fremont, California.
Amulaire Thermal Technology, Inc. specializes in providing thermal solutions for high-power electronics used in various applications, including hybrid and electric vehicles, wind turbines, and LED lighting. The company offers a range of products, such as customized cooling fins, cold plates for liquid-cooled modules, vapor chamber products for servers and graphic cards, and AlSiC base plates. Amulaire focuses on enhancing thermal performance through innovative designs that promote lower flow resistance and lighter weight. Founded in 2005 and headquartered in New Taipei City, Taiwan, Amulaire operates a factory in Taipei and serves markets in Taiwan, Europe, North America, and Japan.

Collinear Networks

Series B in 2007
Collinear Networks is a company based in Bellevue, Washington, founded in 2004, that specializes in developing solid-state RGB light sources and wireless networking technologies. The firm serves telecommunication providers and enterprises, focusing on delivering affordable over-the-air connectivity services. Collinear Networks operates within the telecommunications, transportation, and communication hardware sectors, offering solutions designed to enhance connectivity and communication infrastructure.

Pixim

Venture Round in 2007
Pixim is a hardware company specializing in the development of advanced chipsets for video cameras, utilizing its innovative Digital Pixel System® technology. This technology enhances image capture by allowing individual pixels to self-adjust to varying lighting conditions, thereby improving the overall image quality. Pixim's chipsets include digital image sensors, processors, and associated software, which are applicable across a range of industries such as security, video surveillance, machine vision, and automotive systems. By enabling cameras to capture clear, high-resolution images under diverse lighting scenarios, Pixim's solutions provide users with accurate, actionable information while minimizing visual noise such as glare and reflections.

Pixim

Venture Round in 2007
Pixim is a hardware company specializing in the development of advanced chipsets for video cameras, utilizing its innovative Digital Pixel System® technology. This technology enhances image capture by allowing individual pixels to self-adjust to varying lighting conditions, thereby improving the overall image quality. Pixim's chipsets include digital image sensors, processors, and associated software, which are applicable across a range of industries such as security, video surveillance, machine vision, and automotive systems. By enabling cameras to capture clear, high-resolution images under diverse lighting scenarios, Pixim's solutions provide users with accurate, actionable information while minimizing visual noise such as glare and reflections.

Axiom Microdevices

Series C in 2007
Axiom Microdevices, Inc. provides integrated complementary metal oxide semiconductor power amplifiers for the cellular telephone market. Its technology offers the advances in radio frequency integration, enabling customers to reduce design complexities and bill of materials. The company has operations in the United States, the United Kingdom, China, Taiwan, and South Korea. Axiom Microdevices, Inc. was founded in 2002 and is based in Irvine, California. As of June 2, 2009, Axiom Microdevices, Inc. operates as a subsidiary of Skyworks Solutions Inc.

Redfern Integrated Optics

Venture Round in 2006
Redfern Integrated Optics develops and manufactures optical transmitters based on proprietary PLANEX (Planar External Cavity Laser) technology, which enables high performance at low cost for various applications. RIO planar ECL consists of a gain chip and a planar waveguide circuit (PLC) with Bragg grating which forms a laser cavity. This has significant advantages such as; very narrow spectral linewidth, low phase noise and RIN, optimized chirp, low wavelength sensitivity to temperature and bias current, and low power consumption.

Silicon Clocks

Series B in 2006
Silicon Clocks develops and licenses its patented CMEMSâ„¢ (Standard CMOS + MEMS) design and manufacturing technology to fabless electronic companies, design houses, open foundries, IDMs, and MEMS manufacturers. CMEMSâ„¢ allows the 3D silicon manufacturing of a wide range of silicon resonators and sensors directly above standard CMOS wafers enabling the creation of a wide range of integrated clock & timing, consumer, health, automotive, wireless, and energy harvesting applications. Companies adopting the CMEMSâ„¢ technology develop new products with unprecedented form factors, improved manufacturing margins, and lower power consumption. The company was founded in 2004 and is based in Fremont, California.

Sequoia Communications

Series E in 2006
Sequoia Communications is a fabless RF semiconductor company setting new benchmarks in multimode design and integration. The FullSpectra™ common architecture, developed by Sequoia Communications, allows a single-chip transceiver to support multiple air interface protocols enabling effective communications across numerous wireless air standards. Based on the FullSpectra architecture, the SEQ7400 is a single-chip, 7-band multimode transceiver that supports GSM/GPRS/EDGE/WCDMA/HSPA and TD-SCDMA. The SEQ7400 uses a single polar modulator transmit architecture for all air standards, delivering the highest levels of integration in the industry. Typically external WCDMA LNAs and SAW filters are required, but the SEQ7400 integrates these functions into the chip and is the industry's first true monolithic receiver providing significant savings in bill-of-material (BOM), size and cost. The line of multimode RF products created by Sequoia Communications will continue to address the three key handset metrics of cost, size and power consumption.

Teja

Venture Round in 2006
Teja Technologies, Inc., founded in 1998 and headquartered in San Jose, California, specializes in the design and development of embedded networking and communications software tailored for multiprocessor architectures. The company offers products such as Teja NP and Teja FP, which assist equipment manufacturers in creating software applications for advanced multiprocessor system-on-chip architectures, including multicore processors, network processors, and field-programmable gate arrays (FPGAs) with embedded processors. Teja's platform supports development for both fixed and reconfigurable silicon, making it a key player in the network processor software development sector. The company was acquired by Arc International plc in 2007.

Cavendish Kinetics

Series B in 2006
Cavendish Kinetics, Inc. designs, manufactures, and markets tunable components for RF circuits for cellular handsets, laptops, netbooks, tablets, and other consumer wireless devices. It offers antenna tuners for various RF applications. The company offers its products directly to customers worldwide. Cavendish Kinetics, Inc. was founded in 1994 and is headquartered in San Jose, California with an additional office in s-Hertogenbosch, the Netherlands. As of October 4, 2019, Cavendish Kinetics, Inc. operates as a subsidiary of Qorvo, Inc.

Ozmo Devices

Series A in 2006
Ozmo Devices specializes in the development of Wi-Fi compatible communication technologies designed to provide cost-effective wireless personal area network (WPAN) connectivity for battery-operated devices. Their innovative Wi-Fi Personal Area Network technology enables manufacturers to seamlessly connect a variety of devices, including laptops, mobile phones, and other consumer electronics. The solutions offered by Ozmo Devices are characterized by low power consumption and high integration, making them particularly suitable for wireless peripheral applications that demand a small form factor and extended battery life. This focus on efficiency and performance positions Ozmo Devices as a key player in enhancing wireless connectivity for modern electronic devices.

Astute Networks

Series B in 2005
Astute Networks, Inc. specializes in manufacturing network-based virtualization appliances that enhance performance in physical, virtual, and cloud computing environments. The company is best known for its ViSX G3 solution, which is certified for VMware and designed to accelerate server and desktop virtualization as well as cloud computing infrastructures. ViSX G3 also supports virtualization for Microsoft Exchange and SharePoint, as well as Oracle, SAP, and SQL applications. Utilizing a patented DataPump Engine, Astute's appliances deliver high iSCSI IOPS and maintain consistent random I/O performance, successfully mitigating bottlenecks that can hinder application performance and user productivity. Founded in 2000 and based in San Diego, California, Astute Networks collaborates strategically with Veeam Software to extend its market reach through a network of solution providers.

INPHI

Series D in 2005
Inphi Corporation specializes in high-speed analog and mixed-signal semiconductor solutions for the communications, data center, and computing markets in the United States. The company develops products that enhance data processing capabilities by performing functions such as amplifying, encoding, multiplexing, and buffering data and clock signals at speeds up to 100 Gbps. These solutions are critical for various applications, including servers, routers, switches, and storage systems, as well as military radar systems and test equipment that require the capture and processing of high-speed signals. Inphi's product offerings include clock and data recovery modules, demultiplexers, differential amplifiers, and serializers, among others. The company sells its products directly to original equipment manufacturers and also works with module manufacturers and original design manufacturers to reach its customers. Founded in 2000 and based in Sunnyvale, California, Inphi was previously known as TCom Communications, Inc. before rebranding in 2001.

Redfern Integrated Optics

Series C in 2005
Redfern Integrated Optics develops and manufactures optical transmitters based on proprietary PLANEX (Planar External Cavity Laser) technology, which enables high performance at low cost for various applications. RIO planar ECL consists of a gain chip and a planar waveguide circuit (PLC) with Bragg grating which forms a laser cavity. This has significant advantages such as; very narrow spectral linewidth, low phase noise and RIN, optimized chirp, low wavelength sensitivity to temperature and bias current, and low power consumption.

T-RAM Semiconductor

Series C in 2005
T-RAM Semiconductor is a fabless semiconductor company that specializes in memory products utilizing its proprietary Thin-Capacitively-Coupled-Thyristor (TCCT) technology. This innovative approach enables the production of memory cells that are significantly smaller—one-fourth to one-eighth the size—compared to traditional 6T-SRAM technology. By leveraging its TCCT technology, T-RAM Semiconductor aims to deliver higher density and lower-cost High Performance Synchronous SRAM solutions. These products are designed to meet the discrete and embedded memory requirements of high-performance computer servers, networking, and telecommunications sectors.

Alphion

Series B in 2005
Alphion Corporation, based in Princeton Junction, New Jersey, specializes in broadband solutions for businesses and communities. Founded in 2000, the company develops and manufactures optical fiber-to-the-premises (FTTP) access systems, subsystems, and integrated photonic devices. Its product portfolio includes a comprehensive range of passive optical network access systems designed for various environments, supporting the growing fiber-to-the-x (FTTx) market. Alphion's GPON products are suitable for diverse deployment scenarios, catering to national service providers, local telecom operators, community networks, educational institutions, and private enterprises. By offering reliable and affordable broadband access technologies, Alphion aims to enhance connectivity across different sectors, from luxury developments to remote areas.

Sequoia Communications

Series D in 2005
Sequoia Communications is a fabless RF semiconductor company setting new benchmarks in multimode design and integration. The FullSpectra™ common architecture, developed by Sequoia Communications, allows a single-chip transceiver to support multiple air interface protocols enabling effective communications across numerous wireless air standards. Based on the FullSpectra architecture, the SEQ7400 is a single-chip, 7-band multimode transceiver that supports GSM/GPRS/EDGE/WCDMA/HSPA and TD-SCDMA. The SEQ7400 uses a single polar modulator transmit architecture for all air standards, delivering the highest levels of integration in the industry. Typically external WCDMA LNAs and SAW filters are required, but the SEQ7400 integrates these functions into the chip and is the industry's first true monolithic receiver providing significant savings in bill-of-material (BOM), size and cost. The line of multimode RF products created by Sequoia Communications will continue to address the three key handset metrics of cost, size and power consumption.

Axiom Microdevices

Series B in 2005
Axiom Microdevices, Inc. provides integrated complementary metal oxide semiconductor power amplifiers for the cellular telephone market. Its technology offers the advances in radio frequency integration, enabling customers to reduce design complexities and bill of materials. The company has operations in the United States, the United Kingdom, China, Taiwan, and South Korea. Axiom Microdevices, Inc. was founded in 2002 and is based in Irvine, California. As of June 2, 2009, Axiom Microdevices, Inc. operates as a subsidiary of Skyworks Solutions Inc.

INPHI

Series C in 2004
Inphi Corporation specializes in high-speed analog and mixed-signal semiconductor solutions for the communications, data center, and computing markets in the United States. The company develops products that enhance data processing capabilities by performing functions such as amplifying, encoding, multiplexing, and buffering data and clock signals at speeds up to 100 Gbps. These solutions are critical for various applications, including servers, routers, switches, and storage systems, as well as military radar systems and test equipment that require the capture and processing of high-speed signals. Inphi's product offerings include clock and data recovery modules, demultiplexers, differential amplifiers, and serializers, among others. The company sells its products directly to original equipment manufacturers and also works with module manufacturers and original design manufacturers to reach its customers. Founded in 2000 and based in Sunnyvale, California, Inphi was previously known as TCom Communications, Inc. before rebranding in 2001.

Sequoia Communications

Series D in 2004
Sequoia Communications is a fabless RF semiconductor company setting new benchmarks in multimode design and integration. The FullSpectra™ common architecture, developed by Sequoia Communications, allows a single-chip transceiver to support multiple air interface protocols enabling effective communications across numerous wireless air standards. Based on the FullSpectra architecture, the SEQ7400 is a single-chip, 7-band multimode transceiver that supports GSM/GPRS/EDGE/WCDMA/HSPA and TD-SCDMA. The SEQ7400 uses a single polar modulator transmit architecture for all air standards, delivering the highest levels of integration in the industry. Typically external WCDMA LNAs and SAW filters are required, but the SEQ7400 integrates these functions into the chip and is the industry's first true monolithic receiver providing significant savings in bill-of-material (BOM), size and cost. The line of multimode RF products created by Sequoia Communications will continue to address the three key handset metrics of cost, size and power consumption.

Calypto Design Systems

Series B in 2004
Calypto Design Systems, Inc. specializes in technologies for hardware design, focusing on high-level synthesis, RTL power optimization, and functional verification. Its flagship products include the Catapult platform, which allows designers to use ANSI C++ or SystemC to create high-level descriptions that are automatically converted into production-quality RTL, and the PowerPro suite, which optimizes RTL designs for power efficiency by implementing techniques such as sequential clock gating and memory enable logic. The SLEC tool serves as a sequential equivalence checker, ensuring that RTL implementations align with system-level models. Based in San Jose, California, with additional offices in Japan, India, Europe, and North America, Calypto serves a global clientele, including Fortune 500 companies like NVIDIA, Qualcomm, and STMicroelectronics. The company also collaborates with various Electronic Design Automation firms, enhancing its industry presence and technological capabilities. Founded in 2002, Calypto operates as a subsidiary of Mentor Graphics Corp.

Axiom Microdevices

Series B in 2004
Axiom Microdevices, Inc. provides integrated complementary metal oxide semiconductor power amplifiers for the cellular telephone market. Its technology offers the advances in radio frequency integration, enabling customers to reduce design complexities and bill of materials. The company has operations in the United States, the United Kingdom, China, Taiwan, and South Korea. Axiom Microdevices, Inc. was founded in 2002 and is based in Irvine, California. As of June 2, 2009, Axiom Microdevices, Inc. operates as a subsidiary of Skyworks Solutions Inc.

Axiom Microdevices

Series A in 2003
Axiom Microdevices, Inc. provides integrated complementary metal oxide semiconductor power amplifiers for the cellular telephone market. Its technology offers the advances in radio frequency integration, enabling customers to reduce design complexities and bill of materials. The company has operations in the United States, the United Kingdom, China, Taiwan, and South Korea. Axiom Microdevices, Inc. was founded in 2002 and is based in Irvine, California. As of June 2, 2009, Axiom Microdevices, Inc. operates as a subsidiary of Skyworks Solutions Inc.

Calypto Design Systems

Series A in 2002
Calypto Design Systems, Inc. specializes in technologies for hardware design, focusing on high-level synthesis, RTL power optimization, and functional verification. Its flagship products include the Catapult platform, which allows designers to use ANSI C++ or SystemC to create high-level descriptions that are automatically converted into production-quality RTL, and the PowerPro suite, which optimizes RTL designs for power efficiency by implementing techniques such as sequential clock gating and memory enable logic. The SLEC tool serves as a sequential equivalence checker, ensuring that RTL implementations align with system-level models. Based in San Jose, California, with additional offices in Japan, India, Europe, and North America, Calypto serves a global clientele, including Fortune 500 companies like NVIDIA, Qualcomm, and STMicroelectronics. The company also collaborates with various Electronic Design Automation firms, enhancing its industry presence and technological capabilities. Founded in 2002, Calypto operates as a subsidiary of Mentor Graphics Corp.

T-RAM Semiconductor

Series B in 2002
T-RAM Semiconductor is a fabless semiconductor company that specializes in memory products utilizing its proprietary Thin-Capacitively-Coupled-Thyristor (TCCT) technology. This innovative approach enables the production of memory cells that are significantly smaller—one-fourth to one-eighth the size—compared to traditional 6T-SRAM technology. By leveraging its TCCT technology, T-RAM Semiconductor aims to deliver higher density and lower-cost High Performance Synchronous SRAM solutions. These products are designed to meet the discrete and embedded memory requirements of high-performance computer servers, networking, and telecommunications sectors.

INPHI

Series B in 2002
Inphi Corporation specializes in high-speed analog and mixed-signal semiconductor solutions for the communications, data center, and computing markets in the United States. The company develops products that enhance data processing capabilities by performing functions such as amplifying, encoding, multiplexing, and buffering data and clock signals at speeds up to 100 Gbps. These solutions are critical for various applications, including servers, routers, switches, and storage systems, as well as military radar systems and test equipment that require the capture and processing of high-speed signals. Inphi's product offerings include clock and data recovery modules, demultiplexers, differential amplifiers, and serializers, among others. The company sells its products directly to original equipment manufacturers and also works with module manufacturers and original design manufacturers to reach its customers. Founded in 2000 and based in Sunnyvale, California, Inphi was previously known as TCom Communications, Inc. before rebranding in 2001.

INPHI

Series B in 2002
Inphi Corporation specializes in high-speed analog and mixed-signal semiconductor solutions for the communications, data center, and computing markets in the United States. The company develops products that enhance data processing capabilities by performing functions such as amplifying, encoding, multiplexing, and buffering data and clock signals at speeds up to 100 Gbps. These solutions are critical for various applications, including servers, routers, switches, and storage systems, as well as military radar systems and test equipment that require the capture and processing of high-speed signals. Inphi's product offerings include clock and data recovery modules, demultiplexers, differential amplifiers, and serializers, among others. The company sells its products directly to original equipment manufacturers and also works with module manufacturers and original design manufacturers to reach its customers. Founded in 2000 and based in Sunnyvale, California, Inphi was previously known as TCom Communications, Inc. before rebranding in 2001.

Sirf Technology

Private Equity Round in 2002
SiRF Technology develops semiconductor and software products that enable location-awareness.

Silicon Access Networks

Series D in 2002
Silicon Access Networks is a provider of an ultra-high performance chipsets for terabit routers and communication silicon to the networking and telecommunications market.

Teja

Series B in 2002
Teja Technologies, Inc., founded in 1998 and headquartered in San Jose, California, specializes in the design and development of embedded networking and communications software tailored for multiprocessor architectures. The company offers products such as Teja NP and Teja FP, which assist equipment manufacturers in creating software applications for advanced multiprocessor system-on-chip architectures, including multicore processors, network processors, and field-programmable gate arrays (FPGAs) with embedded processors. Teja's platform supports development for both fixed and reconfigurable silicon, making it a key player in the network processor software development sector. The company was acquired by Arc International plc in 2007.

Clearwater Networks

Series B in 2001
Clearwater Networks (formerly XStream Logic) is developing the industry’s first single-processor packet processing solution capable of performing 7-layer packet processing at 10-Gigabit data rates. XStream’s family of network processors is targeted at solving the critical bottleneck in next-generation network infrastructure equipment: layers 4-7 packet processing. Edge and core routers, content-aware web switches, network attached storage devices, and other networking appliances all require the need to implement advanced services that are beyond the capability of existing semiconductor solutions. XStream ’s products are able to solve a wide variety of applications and advanced services using a simple, single-processor architecture that reduces system complexity and improves customers’ time to market.

Sandcraft

Series C in 2001
Sandcraft is a designer and manufacturer of advanced processors, specializing in fabless semiconductors. The company develops microprocessors that serve as computing engines in high-performance electronic products, utilizing the MIPS architecture and a range of RISC CPU chips. Through its innovative designs, Sandcraft aims to enhance the performance and efficiency of electronic devices across various applications.

Silicon Access Networks

Series C in 2000
Silicon Access Networks is a provider of an ultra-high performance chipsets for terabit routers and communication silicon to the networking and telecommunications market.

T-RAM Semiconductor

Series A in 2000
T-RAM Semiconductor is a fabless semiconductor company that specializes in memory products utilizing its proprietary Thin-Capacitively-Coupled-Thyristor (TCCT) technology. This innovative approach enables the production of memory cells that are significantly smaller—one-fourth to one-eighth the size—compared to traditional 6T-SRAM technology. By leveraging its TCCT technology, T-RAM Semiconductor aims to deliver higher density and lower-cost High Performance Synchronous SRAM solutions. These products are designed to meet the discrete and embedded memory requirements of high-performance computer servers, networking, and telecommunications sectors.

Silicon Access Networks

Series B in 2000
Silicon Access Networks is a provider of an ultra-high performance chipsets for terabit routers and communication silicon to the networking and telecommunications market.
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