Cirrus Logic, Inc. is a fabless semiconductor company that specializes in developing and marketing analog and mixed-signal integrated circuits for audio and energy applications. Founded in 1984 and headquartered in Austin, Texas, the company offers a diverse range of products, including codecs, amplifiers, analog-to-digital converters, digital-to-analog converters, and digital signal processors. Its portable audio products serve smartphones, tablets, digital headsets, and wearables, while its non-portable offerings cater to laptops, home theater systems, and industrial applications. Cirrus Logic has a significant presence in the global market, with approximately half of its revenue generated in China and the remainder from the United States, Europe, South Korea, and other countries. The company utilizes a combination of direct sales and distributorships to reach over 2,500 end customers worldwide, supported by an extensive portfolio of more than 1,000 patents.
Lion Semiconductor Inc. is an electronics company based in San Francisco, California, with additional offices in Seoul, South Korea, and Shenzhen, China. Founded in 2012, it specializes in developing power and battery management integrated circuits (ICs) aimed at enhancing the performance of mobile electronics. The company's product portfolio includes battery charger ICs and single-chip power management ICs, employing a proprietary switched-capacitor architecture with digital control to achieve over 98% efficiency. These innovations enable ultra-fast wired and wireless charging solutions, as well as extended battery life for mobile devices.
CYPHER
Acquisition in 2017
Cypher Technology specializes in advanced pattern recognition and audio manipulation software designed to improve mobile voice quality. The company's algorithms efficiently operate on mobile processors, allowing for the detection and separation of acoustic signals. This technology facilitates signal identification, noise reduction, and signal extraction, ultimately enhancing sound quality across various devices. By focusing on sophisticated data manipulation techniques, Cypher Technology aims to deliver a superior audio experience for users.
Opalum
Acquisition in 2015
Opalum AB, based in Kista, Sweden, specializes in the manufacture and marketing of advanced sound systems and digital loudspeakers. Founded in 2009, the company offers a comprehensive suite of sound enhancement software applicable to various consumer electronics, including mobile phones, tablets, TVs, and laptops. Opalum has developed proprietary technology that significantly improves sound quality in constrained environments, making it a leader in its field. The company serves a global market with retail presence in numerous countries, including the United States, the United Kingdom, and China. Additionally, Opalum collaborates with notable brands such as Xiaomi, LG, and Oppo, providing licensed software solutions to enhance their audio products. As of August 2015, Opalum operates as a subsidiary of Cirrus Logic Inc.
Wolfson Microelectronics
Acquisition in 2014
Wolfson Microelectronics specialises in the design and supply of advanced audio solutions for consumer electronics. Its product portfolio includes audio hubs, silicon MEMS microphones, power management ICs, and noise cancellation technologies. These components enable Wolfson's global customers to enhance their digital products' audio capabilities, fostering unique user experiences across various devices such as smartphones, tablets, televisions, and gaming consoles.
Acoustic Technologies
Acquisition in 2013
Acoustic Technologies, Inc. specializes in developing hands-free audio processing software and semiconductor solutions for consumer electronics. Founded in 1998 and based in Mesa, Arizona, the company offers its flagship product, SoundClear, which features advanced technologies for echo cancellation, noise reduction, and full-duplex audio. These solutions are designed for a variety of devices, including mobile handsets, smartphones, tablets, Bluetooth headsets, car radios, GPS navigation devices, and hands-free car kits. Acoustic Technologies aims to enhance audio quality and user experience in telecommunications and consumer electronics markets.
Magnum Semiconductor
Series E in 2008
Magnum Semiconductor, Inc. specializes in semiconductor products, offering chips, software, and platforms tailored for consumer entertainment systems and professional broadcast infrastructure. Established in 2005 and headquartered in Milpitas, California, the company provides solutions that facilitate video creation and delivery within broadcast systems, as well as home networking and media sharing. Their technology supports various applications, including professional video encoders, broadcast transcoders, in-home set-top boxes, and digital video recording devices. Magnum's products enhance the management, storage, and playback of audio and video content across multiple devices. The company maintains a global presence with sales and engineering offices in locations such as Canada, China, India, Japan, Korea, and Taiwan, along with development facilities in Beijing, Shenzhen, Seoul, and Taipei.
Magnum Semiconductor
Series D in 2007
Magnum Semiconductor, Inc. specializes in semiconductor products, offering chips, software, and platforms tailored for consumer entertainment systems and professional broadcast infrastructure. Established in 2005 and headquartered in Milpitas, California, the company provides solutions that facilitate video creation and delivery within broadcast systems, as well as home networking and media sharing. Their technology supports various applications, including professional video encoders, broadcast transcoders, in-home set-top boxes, and digital video recording devices. Magnum's products enhance the management, storage, and playback of audio and video content across multiple devices. The company maintains a global presence with sales and engineering offices in locations such as Canada, China, India, Japan, Korea, and Taiwan, along with development facilities in Beijing, Shenzhen, Seoul, and Taipei.
Apex Microtechnology
Acquisition in 2007
Apex Microtechnology, Inc. is a manufacturer based in Tucson, Arizona, specializing in precision power analog components, including monolithic, hybrid, and open frame designs. The company develops high-power analog amplifier products such as power operational amplifiers and PWM amplifiers, which are essential for various applications across industrial, test and measurement, medical, aerospace, and military sectors. Their technology supports numerous uses, including imaging and camera control, vibration cancellation, heads-up displays, flight control actuators, and medical equipment like ultrasonic therapy and MRI machines. Founded in 2012, Apex Microtechnology markets its products through authorized distributors and sales representatives, serving both domestic and international customers. The company operates as a subsidiary of Electronic Technologies Group, Inc. since November 2018.
Caretta Integrated Circuits
Acquisition in 2007
Caretta Integrated Circuits Co., Ltd. operates as a fabless integrated circuit (IC) design company, engages in the design and development of analog, mixed-signal, and power management ICs. The company’s products are used in portable devices, such as lithium-ion/polymer batteries, cellular phones, smart phones, digital cameras, MP3, PMP, portable DVD, and gaming consoles, flash memory cards, and USB flash drives.
Stream Machine Company
Acquisition in 2001
Stream Machine’s proprietary video compression technology provides high quality video for multiple home entertainment applications, such as DVD recorders, personal video recorders (PVRs), digital camcorders and PC video peripherals.
LuxSonor Semiconductors
Acquisition in 2001
LuxSonor Semiconductors specializes in the manufacturing of analog chips and digital signal processors, focusing on providing solutions for consumer entertainment electronics. The company is known for its DVD video processors and audio/video semiconductor solutions, catering to the evolving needs of the entertainment industry. By delivering high-quality semiconductor products, LuxSonor aims to enhance the performance of consumer electronics, positioning itself as a key player in the semiconductor sector.
Sharewave
Acquisition in 2001
ShareWave is a provider of integrated semiconductors and networking software designed for high-performance multimedia, broadband gateways, and wireless in-home networks. The company's product offerings include Wireless Network Controllers, Wireless Bridge Controllers, and Residential Gateway Controllers, along with associated networking services and protocols. ShareWave serves prominent players in the broadband, consumer electronics, computing, and networking sectors. Established in 1996 by former executives from Intel and the venture capital sector, ShareWave is headquartered in El Dorado Hills, California. The company is also a member of the Wireless Ethernet Compatibility Alliance, which focuses on certifying the interoperability of wireless products.
Peak Audio
Acquisition in 2001
Peak Audio focuses on the development of digital audio products, particularly known for its flagship product, CobraNet. This innovative system integrates proprietary software, hardware, and a network protocol to deliver multiple channels of high-quality, real-time digital audio across an Ethernet network. The company's expertise in audio networking positions it as a key player in enhancing audio distribution technologies.
Cygnal Integrated Products
Series B in 2000
The Cygnal Group specializes in designing, manufacturing, and marketing field-programmable, mixed-signal System-on-Chip products and associated support tools. The company focuses on integrating advanced analog, high-speed digital, and FLASH memory functions into a single device, offering users enhanced component integration, design flexibility, and improved system performance. Cygnal's product offerings include analog-intensive 8-bit microcontrollers, which are utilized across diverse applications such as industrial automation, automotive sensors, medical instrumentation, and electronic test equipment. The company's global sales strategy relies on a network of field application engineers and manufacturer representatives, ensuring comprehensive support across various markets, including communications systems, industrial equipment, and consumer products.
AudioLogic
Acquisition in 1999
AudioLogic, Inc. is a company specializing in low power mixed- signal integrated circuit design. AudioLogic offers audio signal processing and amplification technology.
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