Walden International

Walden International is a venture capital firm based in San Francisco, California, established in 1984. The firm specializes in cross-border investments, targeting early and expansion-stage companies in sectors such as information technology, artificial intelligence, semiconductors, clean technology, healthcare, and digital media. With over 30 years of experience, Walden International aims to create value by leveraging global markets and talent, partnering with entrepreneurs who recognize the advantages of geographic flexibility. The firm's integrated team combines venture expertise with operational experience to support the growth of innovative companies worldwide. Additionally, it manages various funds that focus on specific regions, including investments in the United States, Israel, and China.

Carson Chen

Venture Partner

Mary Coleman

Venture Capitalist

Lu Fuwen

Venture Capital Partner

Roni Hefetz

General Partner

Weber Jin

Venture Partner

Andrew Kau

Managing Director

Hock Voon Loo

Venture Partner

Teresa Smith

CFO

Lip-Bu Tan

Founder and Chairman

Jin Weihua

Venture Capital Partner

Hing Wong

Managing Director

Peng Guie Ph.D

Partner

Past deals in Communication Hardware

HjMicro

Seed Round in 2022
HjMicro, also known as Hongjun Microelectronics, focuses on the development of server processor chips tailored for the data center cloud computing market. The company specializes in creating high-performance general-purpose processors based on the ARM architecture, aiming to enhance efficiency and streamline deployment for cloud services. By concentrating on the needs of data centers, HjMicro provides innovative server CPU solutions that cater to the demands of modern computing environments.

North Ocean Photonics

Series B in 2021
North Ocean Photonics is a Smart Hardware Company.

Kandou

Series C in 2020
Kandou Bus SA is a company that specializes in designing high-speed, energy-efficient chip-to-chip links and associated technologies. Founded in 2011 and based in Lausanne, Switzerland, Kandou has developed a unique approach to serial link design that enhances data transfer speeds while minimizing power consumption. Their technology is utilized across various electronic devices, including DRAM, graphics cards, server backplanes, mobile devices, and game consoles, effectively increasing data throughput and extending battery life. Additionally, Kandou's solutions address the growing demand for bandwidth in applications such as routers and FPGAs, where they improve performance while reducing pin counts and overall energy usage. The company operates with a team of skilled scientists and engineers across Switzerland, the UK, and the US, focusing on advancing the capabilities of serial links to support innovative electronic designs.

North Ocean Photonics

Series B in 2020
North Ocean Photonics is a Smart Hardware Company.

Kandou

Series C in 2019
Kandou Bus SA is a company that specializes in designing high-speed, energy-efficient chip-to-chip links and associated technologies. Founded in 2011 and based in Lausanne, Switzerland, Kandou has developed a unique approach to serial link design that enhances data transfer speeds while minimizing power consumption. Their technology is utilized across various electronic devices, including DRAM, graphics cards, server backplanes, mobile devices, and game consoles, effectively increasing data throughput and extending battery life. Additionally, Kandou's solutions address the growing demand for bandwidth in applications such as routers and FPGAs, where they improve performance while reducing pin counts and overall energy usage. The company operates with a team of skilled scientists and engineers across Switzerland, the UK, and the US, focusing on advancing the capabilities of serial links to support innovative electronic designs.

Kandou

Series B in 2018
Kandou Bus SA is a company that specializes in designing high-speed, energy-efficient chip-to-chip links and associated technologies. Founded in 2011 and based in Lausanne, Switzerland, Kandou has developed a unique approach to serial link design that enhances data transfer speeds while minimizing power consumption. Their technology is utilized across various electronic devices, including DRAM, graphics cards, server backplanes, mobile devices, and game consoles, effectively increasing data throughput and extending battery life. Additionally, Kandou's solutions address the growing demand for bandwidth in applications such as routers and FPGAs, where they improve performance while reducing pin counts and overall energy usage. The company operates with a team of skilled scientists and engineers across Switzerland, the UK, and the US, focusing on advancing the capabilities of serial links to support innovative electronic designs.

Hefei Ruike Microelectronics Co.

Series A in 2018
Hefei based Smart Hardware company.

North Ocean Photonics

Series A in 2018
North Ocean Photonics is a Smart Hardware Company.

Credo Technology

Series A in 2015
Credo Technology specializes in mixed-signal semiconductor solutions aimed at the data center, enterprise networking, and high-performance computing sectors. The company offers advanced Serializer-Deserializer (SerDes) intellectual property (IP) and interconnect solutions that enhance bandwidth and ensure robust signal integrity across platforms requiring 25G, 50G, and 100G connectivity. Credo’s product lineup includes line card solutions such as retimers and gearboxes, as well as optical Digital Signal Processing (DSP) solutions that support high-capacity optical interconnects for cloud-scale and hyperscale data center deployments. Additionally, the company provides HiWire active electrical cables and customized SerDes IP and chiplets for applications in artificial intelligence and high-performance computing. Founded in 2008 and headquartered in San Jose, California, Credo operates additional offices in Taiwan, China, Hong Kong, and Japan, positioning itself to meet the growing demands of the data infrastructure market.

ColorChip

Venture Round in 2013
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

ColorChip

Venture Round in 2013
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

Amimon

Venture Round in 2009
Amimon is a fabless semiconductor company developing wireless uncompressed HD video connectivity among CE devices. Its uncompressed Wireless High-definition Interface allows flat-panel televisions and multimedia projectors to wirelessly interface to all HDTV video sources at a quality equivalent to that achieved with wired interfaces such as component video, DVI and HDMI. It was founded in 2004 and headquartered in Herzliya, Tel Aviv.

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.

Amimon

Series C in 2007
Amimon is a fabless semiconductor company developing wireless uncompressed HD video connectivity among CE devices. Its uncompressed Wireless High-definition Interface allows flat-panel televisions and multimedia projectors to wirelessly interface to all HDTV video sources at a quality equivalent to that achieved with wired interfaces such as component video, DVI and HDMI. It was founded in 2004 and headquartered in Herzliya, Tel Aviv.

ColorChip

Series C in 2007
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

Amimon

Series B in 2006
Amimon is a fabless semiconductor company developing wireless uncompressed HD video connectivity among CE devices. Its uncompressed Wireless High-definition Interface allows flat-panel televisions and multimedia projectors to wirelessly interface to all HDTV video sources at a quality equivalent to that achieved with wired interfaces such as component video, DVI and HDMI. It was founded in 2004 and headquartered in Herzliya, Tel Aviv.

ColorChip

Series B in 2006
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

Centrality Communications

Series D in 2005
Centrality Communications, Inc. is a fabless semiconductor company specializing in the development of platform solutions for the navigation infotainment devices and systems market. The company offers a range of GPS navigation processors, including the Atlas-I, designed for entry-level systems targeting mainstream consumers, and the Atlas-II, aimed at more advanced GPS navigation infotainment systems. Additionally, Centrality provides the ATLAS-H processor, which integrates functionality for portable navigation devices and handheld terminals. Its semiconductor devices support various applications, including GPS handhelds, personal digital assistants, smartphones, and automotive navigation systems, along with peripheral devices and supporting software drivers. Centrality Communications has positioned itself as a key player in addressing challenges related to cost, GPS performance, and multimedia functionality in navigation solutions.

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.

Amimon

Series A in 2005
Amimon is a fabless semiconductor company developing wireless uncompressed HD video connectivity among CE devices. Its uncompressed Wireless High-definition Interface allows flat-panel televisions and multimedia projectors to wirelessly interface to all HDTV video sources at a quality equivalent to that achieved with wired interfaces such as component video, DVI and HDMI. It was founded in 2004 and headquartered in Herzliya, Tel Aviv.

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.

ColorChip

Series A in 2004
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

Ikanos

Series E in 2004
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.

Bermai

Series B in 2003
Bermai is pioneering high performance, ultra-integrated chipsets for wireless applications and delivering innovative systems for single and multi-band connectivity that support the IEEE 802.11 family of standards. Bermai's designs with unmatched integration are optimized to deliver extended range and performance, power efficiency and flexibility at a significant cost advantage. These ultra-integrated solutions greatly simplify product development and enable wireless equipment manufacturers to design high performance products faster and with dramatic cost efficiencies. With a "done it before" management team, over 50 decades of combined engineering experience, and core competencies in RF analog, digital signal processing, OFDM and CMOS disciplines, Bermai is strongly positioned to play a key role in advancing wireless communications technologies. Founded in March 2001, Bermai's renowned co-founders are Dr. Ramesh Harjani, a recognized authority in the fields of CMOS radio frequency circuits, low-power analog design and mixed-signal testing, and Dr. Jaekyun Moon, a recognized authority in the fields of channel characterization and signal processing for digital communications. Bruce Sanguinetti, wireless industry veteran and former president and co-founder of BreezeCOM (now known as Alvarion), leads Bermai as president and chief executive officer. Headquartered in Palo Alto, California, Bermai has received a total of $34 million in financing from key venture capitalists and strategic investors including Advanced Technology Ventures, Blueprint Ventures, Brightstone Capital, Mobius Venture Capital (formerly Softbank), the STIC Ventures fund backed by LG Electronics, and Walden International Investment Group.

Terawave Communications

Series E in 2003
Terawave Communications, Inc. is a manufacturer of converged access and multi-service networking solutions, specializing in multi-service aggregation and passive optical network (PON) products. These offerings facilitate the convergence of data, voice, video, and circuit services, catering to a diverse clientele that includes service providers, government agencies, and enterprise customers across the globe, including the United States, Europe, Asia, Africa, and Latin America. Founded in 1998 and headquartered in Hayward, California, Terawave also maintains additional offices in Canada, Asia, and Europe, enhancing its operational reach. The company is a subsidiary of Occam Networks Inc.

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.
Global Communication Devices is engaged in the design of fabless RF and mixed-signal ICs (integrated circuits) and RF and mixed-signal.

Ikanos

Series C in 2001
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.

ColorChip

Seed Round in 2001
ColorChip Ltd. specializes in the development of integrated optical components and sub-systems tailored for networking and communication applications, primarily serving the Datacom and Telecom markets. Founded in 2001 and based in Yokneam, Israel, the company offers a range of products, including transceivers for high-speed Ethernet links, data center interconnections, and various optical networking applications. Its technology is rooted in Application Specific Photonic Integrated Circuits (ASPICs) and robust planar lightwave circuit (PLC) technology, enabling the creation of dense multi-lane photonic integrated circuits and other optical solutions. ColorChip's products also encompass PLC splitter chips and wafers for FTTX networks, as well as components for both analog and digital passive optical networks. With a focus on scalability and advanced manufacturing processes, ColorChip supports critical infrastructure in the telecommunications industry, particularly for data centers and enterprise networking.

Terawave Communications

Series B in 2000
Terawave Communications, Inc. is a manufacturer of converged access and multi-service networking solutions, specializing in multi-service aggregation and passive optical network (PON) products. These offerings facilitate the convergence of data, voice, video, and circuit services, catering to a diverse clientele that includes service providers, government agencies, and enterprise customers across the globe, including the United States, Europe, Asia, Africa, and Latin America. Founded in 1998 and headquartered in Hayward, California, Terawave also maintains additional offices in Canada, Asia, and Europe, enhancing its operational reach. The company is a subsidiary of Occam Networks Inc.
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