Speech Analysis TRIZ Cases
- Audio Waveform Zoom and Pan for Voicemail Selection
Pinch-to-zoom audio waveform manipulation resolves small screen precision bottlenecks during voicemail interaction.
- Audio Encoding Device Using Dual Search Sections for Low Bit Rate Quality
A shape quantization unit searches frequency bands using interval and thorough pulse sections to encode spectral energy positions.
- Voice Activity Detection via Non-linear Noise Estimation
A voice activity detection system uses non-linear background noise estimation to process audio frames.
- Voice Authentication via Harmonic Standardization
Standardizes voice harmonics in the frequency domain to generate compact identifiers, reducing computational load for authentication.
- Masking Sound Adjustment by Frequency Band Intelligibility Thresholds
A masking sound adjustment device calculates volume changes per frequency band based on target word intelligibility thresholds.
- Voice Processing Apparatus Emotion-Aware Speaker Clustering
A voice processing apparatus clusters feature amounts using change vectors to associate speakers with their audio data.
- Auralization Sameness Evaluation Model for Acoustic Signals
Machine learning evaluation model replaces subjective human listening with deterministic single-number values to quantify auralization quality.
- Voice Reinforcement System Consonant Extraction
A voice reinforcement system extracts high-frequency consonant sounds using a filter and converter to redirect amplified speech components.
- Video Signal Temporal Disorganization for Piracy Protection
Removing temporal interrelations from sampled video signals prevents unauthorized playback while maintaining reconstruction accuracy for authorized users.
- Vehicle Email Transceiver Intermediary Security
A vehicle transceiver mediates wireless email access via nomadic devices.
- Ear-worn Device Noise Reduction via Adaptive Mixing
Neural network separation and beamforming stabilize directionality while attenuating interfering speakers.
- Adaptive Voice Print Updates for Biometric Authentication
A biometric system calculates expected voice changes over time to update stored templates automatically.
- Audio Signal Synchronization via Latency Buffering
Virtual buffering detects latency between capture and playback threads to resolve driver synchronization inconsistencies.
- Acoustic Relative Angle Determination for Intelligent Devices
Acoustic positioning replaces GNSS limitations by calculating relative angles via sound signal time differences for reliable indoor tracking.
- Lip Sync Image Synthesis Using Adversarial Loss and Discrimination Models
A lip sync image generation device uses an artificial neural network to synthesize synchronized visuals from audio signals.
- Presentation Attack Detection Using Room Acoustics
Analyzing room impulse responses and spectral features enables zero-shot detection of replayed speech, reducing reliance on extensive voice training data.
- Voice Activity Detection Using Adaptive State Switching
A voice activity detection apparatus switches between normal and offset working states to adjust threshold parameters for signal processing.
- Audio Time-Scale Modification Using Dynamic Segment Selection
Dynamic segment selection minimizes waveform differences during audio compression, resolving accuracy errors caused by non-periodic signal analysis.
- Higher Order Ambisonic Audio Renderer Symmetry Encoding
Encoding sign symmetry data in audio bitstreams enables accurate higher order ambisonic coefficient rendering across diverse speaker geometries.
- Sinusoidal Trajectory Segmentation for High Frequency Audio Coding
HFSC tool partitions sinusoidal trajectories into segments to encode high frequency audio components.
- Utterance Condition Determination via Personalized Backchannel Frequency
A determination unit calculates speaker satisfaction by analyzing voice signals and estimating average backchannel frequency.
- Flexible Text Language Identification via Alphabet and N-gram Scoring
A language identification system calculates alphabet and n-gram frequency scores to determine text language from short entries.
- Neural Network Audio Signal Processing with Psychoacoustic Loss
Neural networks minimize signal loss by training on psychoacoustic masking thresholds across time and frequency domains.
- Speech Information Processing Apparatus for Organization-Based Categorization
An information processing apparatus identifies speakers and their organizations to route speech data to specific output destinations.
- Spatial Audio Signal Adaptation for Loudspeaker Setup Changes
A spatial audio apparatus decomposes channel signals into direct and ambience components to adjust sound rendering for different playback loudspeaker setups.
- Fixed Codebook Pulse Position Search Optimization
Sequential pulse position search reduces calculation volume in fixed codebooks while maintaining coding performance.
- Dynamic Passphrase Voice Authentication
A dynamic passphrase system selects unique voice credentials from a predefined set to verify user identity.
- Voice Assistant Authentication via Passphrase Association
An identity manager links user accounts to voice assistants using dynamic passphrases, resolving the trade-off between ease of operation and enterprise control.
- Context-Based Audio Filter Selection for Human and Speech Recipients
Dynamic filter selection resolves the contradiction between device complexity and processing effectiveness by applying specific filters based on recipient type.
- Spatial Audio Encoding via Machine Learning Compression
Machine learning encodes multi-microphone audio into compressed spatial formats for immersive playback.
- Context-Aware Voice Fraud Prevention Agent
A multi-sensory fraud detection agent intercepts voice communications to analyze content and contextual factors for scam identification.
- Throat Microphone Interference Cancellation via Physiological Filtering
A throat microphone system uses digital filtering to isolate speech vibrations from skin-contact transducers.
- Adaptive Audio Target Selection for Echo Latency Reduction
Segmented analysis windows reduce echo detection latency while maintaining measurement precision through dynamic signal quality metrics.
- Meeting Summarization for Disconnected Participants
Synthesizes missed meeting content summaries to restore context without interrupting ongoing collaborative sessions.
- Acoustic Triggering for Media Consumption Tracking
Portable devices detect embedded acoustic frequencies in broadcast audio to trigger wireless data transmission.
- Multi-Channel Audio Encoding with Phase and Residual Signals
A parameter encoder extracts spatial phase information from multi-channel audio signals for efficient down-mixing.
- Wearable Audio Source Identification via Phase Shift Analysis
Phase shift analysis identifies wearer speech without training, resolving the contradiction between voice recognition accuracy and operational simplicity.
- Audio Decoder Decorrelation Control via Weighting Factors
A decoder applies weighting factors to blend approximated and decorrelated audio objects for flexible signal reconstruction.
- Multi-Channel Audio Encoding with Flexible Downmix Configuration
Encoding apparatus segments spatial information to generate additional configuration data inserted into the bitstream for flexible audio processing.
- Voice Fingerprint User Identification and Device Customization
Acoustic fingerprinting identifies users to trigger automatic device operation customization, resolving manual configuration complexity.
- Jitter Buffer Playout Delay Adaptation for Voice Stability
Dynamic playout delay adjustment via time scale modification reduces latency while maintaining packet error correction stability.
- Remote Control Server Protocol for Vehicle Noise Reduction
A remote control server protocol system transports configuration data between client and server applications.
- Audio Gain Parameter Adjustment for Fade Effects
Gain parameter adjuster modifies audio frame values to create fade-in and fade-out effects without full decoding.
- Audio Processing and Transmission Encoding Low Bitrate
Sinusoidal modeling separates side information from a reference signal, reducing data rates while maintaining high-quality multichannel audio playback.
- Softbit Speech Decoder Loss Concealment Circuit
A speech loss concealment circuit generates error probability vectors to maintain decoder operation.
- CNN Sound Signal Model Learning for Stable Source Separation
Convolutional neural networks replace recurrent architectures to stabilize learning and reduce training time for accurate sound source separation.
- Adaptive Bit Allocation in Neural Network Synapse Circuits
A neural bit-allocation apparatus dynamically assigns quantization levels to synapse circuits based on parameter sensitivity.
- Voice-Controlled Box Management in Image Processing Systems
A voice-controlled image processing system retrieves document data from multiple storage boxes using acoustic signals.
- Automated Content Curation via Narrative Structure Analysis
Narrative structure analysis resolves user engagement bottlenecks by assembling disparate segments into cohesive, story-driven sequences.
- Speaker Separation Model Training for Long Conversations
A speaker separation model training method enhances feature extraction using neural networks and similarity functions.