GB2597519B - Method and device for processing and providing audio information using bi-phasic separation and re-integration - Google Patents
Method and device for processing and providing audio information using bi-phasic separation and re-integration Download PDFInfo
- Publication number
- GB2597519B GB2597519B GB2011548.1A GB202011548A GB2597519B GB 2597519 B GB2597519 B GB 2597519B GB 202011548 A GB202011548 A GB 202011548A GB 2597519 B GB2597519 B GB 2597519B
- Authority
- GB
- United Kingdom
- Prior art keywords
- integration
- processing
- audio information
- providing audio
- phasic separation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title 1
- 238000000926 separation method Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/007—Two-channel systems in which the audio signals are in digital form
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0273—Polyphase filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2400/00—Details of stereophonic systems covered by H04S but not provided for in its groups
- H04S2400/15—Aspects of sound capture and related signal processing for recording or reproduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Stereophonic System (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2011548.1A GB2597519B (en) | 2020-07-24 | 2020-07-24 | Method and device for processing and providing audio information using bi-phasic separation and re-integration |
GB2215286.2A GB2613248A (en) | 2020-07-24 | 2020-07-24 | Method and device for processing and providing audio information using bi-phasic separation and re-integration |
PCT/IB2021/056671 WO2022018694A1 (en) | 2020-07-24 | 2021-07-23 | Method and device for processing and providing audio information using a polyphase iir filter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2011548.1A GB2597519B (en) | 2020-07-24 | 2020-07-24 | Method and device for processing and providing audio information using bi-phasic separation and re-integration |
Publications (3)
Publication Number | Publication Date |
---|---|
GB202011548D0 GB202011548D0 (en) | 2020-09-09 |
GB2597519A GB2597519A (en) | 2022-02-02 |
GB2597519B true GB2597519B (en) | 2022-12-07 |
Family
ID=72339251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2011548.1A Active GB2597519B (en) | 2020-07-24 | 2020-07-24 | Method and device for processing and providing audio information using bi-phasic separation and re-integration |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2597519B (en) |
WO (1) | WO2022018694A1 (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060031274A1 (en) * | 2004-08-09 | 2006-02-09 | Haddadin Osama S | Parallel filter realization for wideband programmable digital radios |
US7239253B1 (en) * | 2003-09-18 | 2007-07-03 | Intel Corporation | Codec system and method |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2710590B1 (en) * | 2011-05-16 | 2015-10-07 | Google, Inc. | Super-wideband noise supression |
-
2020
- 2020-07-24 GB GB2011548.1A patent/GB2597519B/en active Active
-
2021
- 2021-07-23 WO PCT/IB2021/056671 patent/WO2022018694A1/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7239253B1 (en) * | 2003-09-18 | 2007-07-03 | Intel Corporation | Codec system and method |
US20060031274A1 (en) * | 2004-08-09 | 2006-02-09 | Haddadin Osama S | Parallel filter realization for wideband programmable digital radios |
Also Published As
Publication number | Publication date |
---|---|
GB202011548D0 (en) | 2020-09-09 |
WO2022018694A1 (en) | 2022-01-27 |
GB2597519A (en) | 2022-02-02 |
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