EP2150074A3 - Filteranordnung - Google Patents
Filteranordnung Download PDFInfo
- Publication number
- EP2150074A3 EP2150074A3 EP09009422A EP09009422A EP2150074A3 EP 2150074 A3 EP2150074 A3 EP 2150074A3 EP 09009422 A EP09009422 A EP 09009422A EP 09009422 A EP09009422 A EP 09009422A EP 2150074 A3 EP2150074 A3 EP 2150074A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- filter
- pass
- low
- passes
- plane
- 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.)
- Withdrawn
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
- H04R3/14—Cross-over networks
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Stereophonic System (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008035333 | 2008-07-29 | ||
DE102008053095.6A DE102008053095B4 (de) | 2008-07-29 | 2008-10-24 | Filteranordnung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2150074A2 EP2150074A2 (de) | 2010-02-03 |
EP2150074A3 true EP2150074A3 (de) | 2012-05-23 |
Family
ID=41258150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09009422A Withdrawn EP2150074A3 (de) | 2008-07-29 | 2009-07-21 | Filteranordnung |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2150074A3 (de) |
DE (1) | DE102008053095B4 (de) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4137510A (en) * | 1976-01-22 | 1979-01-30 | Victor Company Of Japan, Ltd. | Frequency band dividing filter |
US5109423A (en) * | 1988-06-30 | 1992-04-28 | Jacobson Larry L | Audio system with amplifier and signal device |
DE4212622A1 (de) * | 1992-04-15 | 1993-10-21 | Clemens Dr Ing Kroll | Filter für Lautsprecher |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3467758A (en) * | 1964-03-12 | 1969-09-16 | Baldwin Co D H | Multiple speaker sound output system for reducing intermodulation distortion |
DE3627679A1 (de) * | 1986-08-14 | 1988-02-25 | Blaupunkt Werke Gmbh | Filteranordnung |
DE19533946C2 (de) * | 1994-10-31 | 1997-09-25 | Stefan Dipl Ing Richt | Verfahren und Schaltungsanordnung zur Aufteilung eines Frequenzgemisches auf mehrere Teilfrequenzbänder insbesondere für Lautsprecher |
-
2008
- 2008-10-24 DE DE102008053095.6A patent/DE102008053095B4/de not_active Expired - Fee Related
-
2009
- 2009-07-21 EP EP09009422A patent/EP2150074A3/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4137510A (en) * | 1976-01-22 | 1979-01-30 | Victor Company Of Japan, Ltd. | Frequency band dividing filter |
US5109423A (en) * | 1988-06-30 | 1992-04-28 | Jacobson Larry L | Audio system with amplifier and signal device |
DE4212622A1 (de) * | 1992-04-15 | 1993-10-21 | Clemens Dr Ing Kroll | Filter für Lautsprecher |
Non-Patent Citations (2)
Title |
---|
D'APPOLITO J A: "ACTIVE REALIZATION OF MULTIWAY ALL-PASS CROSSOVER SYSTEMS", JOURNAL OF THE AUDIO ENGINEERING SOCIETY, AUDIO ENGINEERING SOCIETY, NEW YORK, NY, US, vol. 35, no. 4, 1 April 1987 (1987-04-01), pages 239 - 245, XP000762420, ISSN: 1549-4950 * |
PHILLIP A. REGALIA ET AL: "Tree-Structured Complementary Filter Banks Using All-Pass Sections", IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS, vol. CAS-34, no. 12, 1 December 1987 (1987-12-01), pages 1470 - 1484, XP055024351 * |
Also Published As
Publication number | Publication date |
---|---|
DE102008053095A1 (de) | 2010-02-18 |
EP2150074A2 (de) | 2010-02-03 |
DE102008053095B4 (de) | 2015-03-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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AX | Request for extension of the european patent |
Extension state: AL BA RS |
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PUAL | Search report despatched |
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AX | Request for extension of the european patent |
Extension state: AL BA RS |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04R 3/14 20060101AFI20120413BHEP |
|
17P | Request for examination filed |
Effective date: 20121122 |
|
17Q | First examination report despatched |
Effective date: 20150928 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20160813 |