GB0415738D0 - Stereo array loudspeaker with steered nulls - Google Patents
Stereo array loudspeaker with steered nullsInfo
- Publication number
- GB0415738D0 GB0415738D0 GBGB0415738.4A GB0415738A GB0415738D0 GB 0415738 D0 GB0415738 D0 GB 0415738D0 GB 0415738 A GB0415738 A GB 0415738A GB 0415738 D0 GB0415738 D0 GB 0415738D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- nulls
- steered
- array loudspeaker
- stereo array
- stereo
- 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.)
- Ceased
Links
Classifications
-
- 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
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
-
- 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
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
-
- 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
- H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation of the pseudo five- or more-channel type, e.g. virtual surround
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Circuit For Audible Band Transducer (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0415738.4A GB0415738D0 (en) | 2004-07-14 | 2004-07-14 | Stereo array loudspeaker with steered nulls |
GB0514385A GB2418332B (en) | 2004-07-14 | 2005-07-14 | Array loudspeaker with steered nulls |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0415738.4A GB0415738D0 (en) | 2004-07-14 | 2004-07-14 | Stereo array loudspeaker with steered nulls |
Publications (1)
Publication Number | Publication Date |
---|---|
GB0415738D0 true GB0415738D0 (en) | 2004-08-18 |
Family
ID=32893544
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GBGB0415738.4A Ceased GB0415738D0 (en) | 2004-07-14 | 2004-07-14 | Stereo array loudspeaker with steered nulls |
GB0514385A Active GB2418332B (en) | 2004-07-14 | 2005-07-14 | Array loudspeaker with steered nulls |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0514385A Active GB2418332B (en) | 2004-07-14 | 2005-07-14 | Array loudspeaker with steered nulls |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB0415738D0 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5254951B2 (en) | 2006-03-31 | 2013-08-07 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | Data processing apparatus and method |
US8433076B2 (en) * | 2010-07-26 | 2013-04-30 | Motorola Mobility Llc | Electronic apparatus for generating beamformed audio signals with steerable nulls |
US10237645B2 (en) | 2017-06-04 | 2019-03-19 | Apple Inc. | Audio systems with smooth directivity transitions |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4268829A (en) * | 1980-03-24 | 1981-05-19 | The United States Of America As Represented By The Secretary Of The Army | Steerable null antenna processor with gain control |
US6668061B1 (en) * | 1998-11-18 | 2003-12-23 | Jonathan S. Abel | Crosstalk canceler |
EP1224037B1 (en) * | 1999-09-29 | 2007-10-31 | 1... Limited | Method and apparatus to direct sound using an array of output transducers |
-
2004
- 2004-07-14 GB GBGB0415738.4A patent/GB0415738D0/en not_active Ceased
-
2005
- 2005-07-14 GB GB0514385A patent/GB2418332B/en active Active
Also Published As
Publication number | Publication date |
---|---|
GB2418332B (en) | 2007-10-17 |
GB0514385D0 (en) | 2005-08-17 |
GB2418332A (en) | 2006-03-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AT | Applications terminated before publication under section 16(1) |