Opto/RF Communications

CST Global to Develop Single-Photon LEDs for Network Security Applications

CST Global, a UK-based III-V optoelectronics foundry and the wholly-owned subsidiary of Sivers IMA Holding AB, reported that the company leads the gallium antimony/gallium arsenide (GaSb/GaAs) Quantum Ring Single Photon LED (QR_SPLED) project. The QR_SPLED project hopes to mass-produce low-cost, single-photon LEDs (SPLEDs). The potential application of the technology is intrinsic …

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Skyworks Adds PAs Aimed at LAA and LTE-U Spectrum for Small Cell Base Stations

Skyworks Solutions, Inc. added new, high-efficiency power amplifiers targeting the License Assisted Access (LAA) and LTE unlicensed (LTE-U) spectrum for LTE-Advanced base stations. With the addition, the company expanded its portfolio of small cell solutions. To meet emerging requirements for the transition from 4G to 5G, wireless carriers and telecommunication manufacturers are …

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Qorvo Releases Four 28GHz RF Products for 5G Base Stations

Qorvo® of Greensboro, North Carolina USA, announced the broad commercial availability of four high-performance 28GHz RF products for 5G base stations. Qorvo RF products leverage its Gallium Nitride on Silicon Carbide (GaN-on-SiC) and Gallium Arsenide (GaAs) process technologies for state-of-the-art performance with smaller product footprints. Roger Hall, the general manager of …

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New Tech Brief from Custom MMIC Explains “Linear Efficiency” and Shows Company Progress in GaN MMIC Mixers and Extreme Linearity

Custom MMIC reported that the company published a new technical brief revealing their progress for reaching extremely high linearity with passive MMIC mixers that use gallium nitride (GaN) technology. In the tech brief the company also explains a new figure-of-merit for RF Mixers called linear efficiency. Over the past year, …

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Qorvo Introduces FEMs and BAW Filters for 802.11ax Wi-Fi Connectivity

Qorvo® of Greensboro, North Carolina USA has introduced 2.4GHz and 5GHz front-end-modules (FEMs) and bulk acoustic wave (BAW) filters. The company contends that the Wi-Fi FEMs and BAW filters provide the high data throughput and superior thermal efficiency that are required for high-density 802.11ax Wi-Fi connectivity. Qorvo says that the 802.11ax …

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Skyworks Introduces MMIC LNA for IoT-based GNSS Applications

Skyworks of Irvine, California released the a Microwave Monolithic Integrated Circuit (MMIC) front-end low-noise amplifier (LNA) designed for IoT applications requiring Global Navigation Satellite System (GNSS) radio receivers. The device boasts low current consumption, excellent gain, and a superior noise figure (NF). The device includes embedded output matching components, and …

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Sierra Wireless Uses Skyworks Connectivity Solutions in Wireless Modules for Machine-to-Machine Communication

Skyworks Solutions, Inc. of Irvine, California USA, reported that Sierra Wireless uses a broad range of its components for 3G and 4G connectivity in its AirPrime® HL Series wireless modules. The AirPrime modules target machine-to-machine (M2M) and device-to-cloud applications. Skyworks pointed out that in total, Sierra Wireless uses 17 of …

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About 25% of All High Power Semiconductors for Mobile Wireless Infrastructure in 2017 to be GaN, ABI Research Says

Gallium Nitride (GaN) RF power semiconductor components gained a significant market share over the previous two years, despite a tough 2016. Furthermore, ABI Research predicts that adoption of GaN RF power devices for wireless infrastructure will increase over 2017. The firm forecasts that GAN RF power devices will make up …

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Aixtron Delivers CRIUS MOCVD System to SEDI

The German firm, Aixtron SE reported that the company shipped a CRIUS MOCVD system with 4-inch wafer configuration to Sumitomo Electric Device Innovations, Inc. (SEDI) of Japan.SEDI intends to use the system to boost production of GaN-on-SiC (gallium nitride on silicon carbide) devices for RF data transfer applications such as …

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