HiFi DSPs come with a comprehensive software suite

Frameworks for integration and tuning of audio/speech modules

Flexible, structured frameworks for development, debug, and tuning of audio processing pipelines, helping to reduce development time

Name Description License
XAF (Xtensa Audio Framework) Run-time framework for creating and managing audio and speech processing pipeline chains Cadence license
Sound Open Framework Audio DSP firmware infrastructure and drivers BSD/MIT licensed firmware BSD/GPL licensed drivers
Audio Weaver Graphical UI for real-time tuning and debugging of audio and voice algorithms DSP Concepts
TFLM (Tensor Flow Lite Micro) Industry-standard ML framework for neural network inferencing on resource-constrained devices Creative Commons Attribution 4.0 Apache 2.0

Rich set of DSP and neural network libraries

Utilizing these libraries significantly speeds up development

Name Description License
NDSP Lib (Nature DSP Library) Optimized math and signal processing library Cadence license
CMSIS Lib (Math and DSP libraries) Optimized math and signal processing library supporting CMSIS API Cadence license
NN Lib (Neural Network Library) Optimized NN operators used in speech and audio workloads Cadence license
Codecs Audio, speech/voice codecs (note to Web Team: provide link to list) Cadence license and codec-dependent license

Operating Systems

XOS: Real-time single-core and multi-core scheduler from Cadence

Third-party OS support on Tensilica HiFi DSPs.

Vast array of audio and speech codecs

Ready to deploy and HiFi optimized for a wide range of applications and end products

Speech/Voice Codecs

  • AAC-ELD
  • AMR Narrowband, AMR Wideband
  • Bluetooth CVSD, Bluetooth mSBC
  • Bluetooth LE LC3
  • G711, G722, G723.1, G726, G.729AB
  • GSM-EFR, GSM-FR, GSM-HR
  • Opus
  • SILK

Audio Codecs

  • AEC Wideband
  • AMR Wideband+ Decoder, Encoder
  • DAB/MP2 Decoder
  • DAB+ Decoder
  • Digital Radio Mondiale (DRM) Decoder
  • DRA Decoder, 7.1 ch
  • FLAC Decoder, 7.1 ch
  • Misc: Sample Rate Converter
  • Ogg Vorbis Decoder
  • SBC Encoder, Decoder
  • RealAudio 8, 9, and 10 Decoder
  • xHEAAC
  • MP3 Decoder, Encoder
  • MPEG-2 Layer 2 Decoder, 5.1 ch
  • AAC-LC, AACPlusV1, AACPlusV2, 2ch, 7.1ch (Decoder, Encoder)
  • MPEG-H Audio Decoder
  • WMA Decoder, Encoder
  • WMA 10 Pro Decoder 2, 7.1 ch
  • WMA 10 Pro Lossless Decoder 2, 7.1 ch

Dolby

  • Dolby AC-4 Decoder
  • DD AC-3 Decoder, 5.1 ch
  • DD AC-3 Consumer Encoder (DDCE) 2, 5.1 ch
  • DD Compatible Output Encoder 5.1 ch
  • DD Live Encoder
  • DD Plus Consumer Decoder 7.1 ch
  • DD Plus Decoder/Converter 5.1 ch
  • Dolby Mobile 3+
  • Dolby Multistream Decoder (MS10, MS11, MS12)
  • Dolby ProLogic II and IIx Decoder
  • Dolby TrueHD Decoder 7.1 ch
  • Dolby Volume 2, 5.1 ch

DTS

  • DTS Broadcast and DMP 5.1 ch
  • DTS Core Decoder 5.1 ch
  • DTS-HD
  • DTS Interactive Encoder
  • DTS M6 Decoder, 5.1 ch
  • DTS Neural Surround
  • DTS Headphone:X
Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

Hands-free voice enhancement, speech recognition enhancement, in-car communication, output audio enhancement

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Aispeech

ASR

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AM3D

Audio post-processing
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Arkamys

Audio post-processing, active noise control  
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Actlabs

Audio post-processing

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Audiodo

Audio post-processing, sound personalization  

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Audyssey

Audio post-processing
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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

Bdsound

ECNR, AFE for Voice Recognition, Noise Reduction, Audio Conferencing, Speech and Audio Processing    

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Bolom

Beamforming, AEC, AI/ML noise reduction, and post processing

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Audio post-processing, AGC, Karaoke, EQ

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Bragi OS and voice control for TWS, Headphones

 

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Cerence

Voice biometrics, conversational AI    

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Audio Codecs, Speech and Audio processing

       

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Cogent Embedded

Services    
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Cyberon
Voice recognition
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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services
Cyweemotion
Sensor fusion      
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dbx-tv
Audio post-processing
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Digital Wave
Audio codec
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Dirac

Output audio enhancement, spatial audio

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Dolby
Audio codecs, post-processing
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PC integration services

       

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Dspconcepts
Embedded audio software development
 
Dspwidgets
Services        
DTS
Audio codecs, post-processing
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Digitalvoice
Voice codecs  
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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

eInfochips

Services        
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Elevear

Natural voice for ANC-ready hearables

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Elevoc

VOIP, AI noise reduction, voice wake-up, AEC, beamforming

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Ellipticlabs

AI virtual smart sensors, ultrasound, presence detection, proximity detection

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Fortemedia
Voice pre-processing
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Fraunhofer

Codecs
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Fluent.ai

Voice activation and recognition (embedded, noise robust, multilingual)

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Google

Voice activation, Tensor Flow Light for Micro (TFLM)

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Harman

Audio post-processing

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htacoustics

ANC      

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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

huachang

NB-IoT protocol stack      

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iBibuity

Digital radio codec  
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ignitarium

Voice commands, noise suppression, sound analytics, AI  

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integrit
Services        
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AI based noise reduction

 

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kronoton
Audio post-processing    
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mindtree

BT stack, controllers   check mark   check mark  

Codecs

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mhacoustics

ANC, beamforming, noise reduction        

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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

microsoft

Codecs
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methods2business

WiFi HaLow 802.11ah

 

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meeamitech

Far field, beamforming, echo cancellation, speech enhancement  

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Audio, voice pre-processing

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mimi

Sound personalization

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mobvoi

ASR

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mullerbbm

Active noise control    
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 nestwave

Geolocation with GNSS, 4G, 5G      

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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

nxcsystems

Speaker correction, equalization, auto volume, sound elevation, audio post-processing

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nuance

Voice activation, recognition
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packetcraft

BLE software  

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pathpartner

Services        
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picovoice

ASR      

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PProduct

Services        
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ANC, voice pre-processing    
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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

Automotive SWS, Voice Spoofing detection, Acoustic Event Detection

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Real
Codecs
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Retune
Voice pre-processing
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rokid

Voice recognition, AR glasses

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roobo

Robotic AI, children's toys, voice conversation

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Rubidium

Voice activation, recognition  
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Sensory

Voice activation, recognition
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7sensingsoftware

Hearing augmentation, noise suppression for voice  

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Partner Application Home Entertainment Mobile/TWS Tablet/PC Automotive IoT Engineering Services

siriusxm

Satellite radio, Sirius-XM decoder

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soundai

Voice recognition, noise reduction, conferencing

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steelseries (A-Volute)

3D sound  

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BT, BLE stack, Lc3 codec

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WAVES

Audio post-processing, voice pre-processing, spatial audio
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The Strongest Partner Ecosystem for Audio, Voice, Sensor Fusion, and IoT

Cadence has the largest partner ecosystem for audio, voice, sensor fusion, and IoT. With these ready-to-be-deployed audio/speech applications available from our long list of partners, HiFi DSP customers can reduce time to market and offer product differentiation

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