ACOUSTICALLY - Google Patents
United States Patent poACOUSTICALLY
View PDF- Document ID
- 16844793463715689622
- Author
- ACOUSTICALLY S
External Links
Snippet
BACKGROUND OF THE INVENTION The present invention relates to the field of acoustic reproduction and, more particularly, to the reproduction of sound by multiple speakers having overlapping sound fields. The process of filling a large area with sound, is usually …
- 230000000694 effects 0 abstract description 8
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/02—Circuits for transducers, loudspeakers or microphones for preventing acoustic reaction, i.e. acoustic oscillatory feedback
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
- H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
- H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
- H04R25/45—Prevention of acoustic reaction, i.e. acoustic oscillatory feedback
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception
- H04R25/35—Deaf-aid sets providing an auditory perception; Electric tinnitus maskers providing an auditory perception using translation techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP7378515B2 (en) | Audio enhancement for head mounted speakers | |
| EP0418252B1 (en) | Stereo synthesizer and corresponding method | |
| CN109218923B (en) | Stereo and filter control for multi-speaker device | |
| US8890290B2 (en) | Diffusing acoustical crosstalk | |
| JPH06141399A (en) | Signal processor for enhancement of sound image | |
| US5121433A (en) | Apparatus and method for controlling the magnitude spectrum of acoustically combined signals | |
| CN102668596B (en) | Method and audio system for processing multi-channel audio signals for surround sound production | |
| WO1991020167A1 (en) | Method and apparatus for creating de-correlated audio output signals and audio recordings made thereby | |
| US8064607B2 (en) | Method for producing more than two electric time signals from one first and one second electric time signal | |
| US20150319549A1 (en) | Sound field adjustment filter, sound field adjustment apparatus and sound field adjustment method | |
| US20070127731A1 (en) | Selective audio signal enhancement | |
| JP3381062B2 (en) | Stereo signal processor | |
| US4382398A (en) | Method and apparatus for eliminating feedback in stage monitors | |
| JPH08213862A (en) | Audio regeneration device | |
| CN110915241B (en) | Sub-band spatial audio enhancement | |
| ACOUSTICALLY | United States Patent po | |
| WO2009045649A1 (en) | Phase decorrelation for audio processing | |
| JP3287970B2 (en) | Method and apparatus for adding reverberation | |
| WO1991020165A1 (en) | Improved audio processing system and recordings made thereby | |
| KR100921708B1 (en) | Stereo system | |
| Deutschbein | Digital frequency shifting for electroacoustic feedback suppression | |
| JP2002262385A (en) | Generating method for sound image localization signal, and acoustic image localization signal generator | |
| KR940000106Y1 (en) | Ultra low and stereo sound signal processing circuit | |
| WO1991020163A1 (en) | Method for controlling the width and distance of an acoustical image | |
| Audio | Crossovers de-mystified |