Audio Processing

Timberwolf™ Audio Processor for Automatic Speech Recognition and Two Way Audio

Overview

The Timberwolf platform is a third generation Audio Processor Timberwolf DSP Audio Processors | Microsemi supporting 300MHz DSP, and dedicated hardware accelerators. The hardware architecture is ideal for today’s growing need of low-power Automatic Speech Recognition (ASR) voice command and two way audio communications. This field upgradable platform, when combined with algorithmic firmware, enables beam forming, multi-channel Acoustic Echo Cancellation (AEC), direction of arrival and far field MIC capabilities. The Timberwolf Audio Processor is ideal for a broad range of applications including smart home devices, smart speakers, set-top-boxes, televisions, security cameras and sound monitoring IoT sensors.

Microsemi AcuEdge™ Solutions

Microsemi introduces its new AcuEdge™ acoustic technology featuring best-in-class audio processing. These high-performance audio processors enable the streamlined development of IP Camera, Smart Home and enterprise hands-free communication.

Designed for world-class high definition voice applications, Microsemi’s new ZL380 series features Microsemi AcuEdge™ Technology. This innovative technology is a set of license-free, royalty-free intelligent audio IP algorithms. These highly-complex and integrated algorithms allow the user to extract more information from the audio environment. When combined with Microsemi’s highly-integrated ZL380 series of audio processors, the solution accelerates customers’ time-to-market via validated reference design and easy-to-use development tools.

Timberwolf™ Programmable Audio Processors

ZL38050 - HD Audio for IP security camera application
ZL38051 - Advanced audio processing for IP security camera application
ZL38052 - Sound classifier for IP camera application
ZL38AMB - Advanced audio processing designed specifically to support Ambarella video processors
ZL38060 - Connected home audio processor
ZL38062 - Sound classifier for connected home application
ZL38063 - Microphone array ASR-assist solution for smart home application
ZL38067 - ASR assist solution for smart home application
ZL38080 - Hands-free automotive application
ZL38090 - USB audio for headset application

Resources

The Microsemi AcuEdge™ Technology accelerates customers’ time-to-market with evaluation kits and easy-to-use development tools including the MiTuner™ automated AEC tuning kit.

Evaluation Kits

Microsemi's audio processing eval boards are designed to aid and speed up the evaluation of the Microsemi AcuEdge™ Technology. They provide a simple analog interface that can be connected to microphones and speakers in a plastic enclosure to allow for subjective testing of the Acoustic Echo Canceller (AEC). The miniature size allows for easy mounting in any existing plastic enclosure.

Resources for Microsemi Eval Boards:

Development Kit for Amazon AVS - Amazon 2- and 3-mic Far-Field certification

ZLK38000 Demo Board Kit - Supports Timberwolf family: ZL38050, ZL38051, ZL38052, ZL38060, ZL38062, ZL38067, ZL38080

MiTuner

MiTuner™ Automatic Tuning Kit

Microsemi's MiTuner™ kit provides hardware, software and support for the automatic tuning of MIcrosemi's AcuEdge™ Technology audio processors.
Features include:

Auto tuner allows user to automatically tune key parameters of the system.
Visual representation of the audio paths allow variations in the audio routing configuration
Visual representation of the key building blocks in the transmit (Tx) and receive (Rx) audio paths with drop-down menus to program program block parameters
Set the analog and digital gains
Configure parameters allows users to “fine tune” the performance.

Comprehensive Support

Offers access to software, hardware, system, audio engineers and audio equipment to assist with individual customer projects.
Offers audio support services include test and measurement, electrical analysis, mechanical analysis and recommendations on transducers and plastics.

Applications engineers prepare comprehensive reports citing the acoustic analysis results and detailed recommendations to help customers drive products to market quickly while achieving the highest quality audio performance and network compliance.

Audio Processing Partners

Microsemi's Partner Program is a cooperative effort between Microsemi and other hardware partners to help Microsemi customers develop world class products. The program's purpose is to provide engineers with access to additional design resources, expertise, and product information from Microsemi's strategic partners worldwide. These products and services are available from and supported directly by our partners. These value-added products, reference designs and services enable designers to get their products to market faster by leveraging additional design expertise from our partner's resources.

		Ambarella, Inc. is a leading developer of low-power, high-definition (HD) and Ultra HD video compression and image processing solutions. The company’s products are used in a variety of professional and consumer applications including security IP-cameras, wearable cameras, flying cameras and automotive video processing solutions.

		DB Unlimited provides world class audio solutions to maximize customer designs and help solve engineering design challenges. DB Unlimited is committed to the continual pursuit of next generation technology and support.

		Libre Wireless Technologies has extensive expertise in developing WiFi/Wireless technologies with IoT, Media streaming and voice interface/control software and SDK platforms, electronic modules and RF/antenna design solutions.

		Sensory, Inc. is the leader in embedded speech and vision technologies for consumer electronics, with 50+ patents issued or applied for. Sensory's technologies have been deployed in more than a billion consumer electronics devices, including mobile phones, automotive, IoT, mobile, smart home, toys, wearables, and more. With its TrulyHandsfree™ voice control, Sensory has set the standard for mobile handset platforms' ultra-low power "always listening" touchless control.