JP3230525B2 - ツーウエイ・スピーカ・システム用修正回路及び方法 - Google Patents
ツーウエイ・スピーカ・システム用修正回路及び方法Info
- Publication number
- JP3230525B2 JP3230525B2 JP50332291A JP50332291A JP3230525B2 JP 3230525 B2 JP3230525 B2 JP 3230525B2 JP 50332291 A JP50332291 A JP 50332291A JP 50332291 A JP50332291 A JP 50332291A JP 3230525 B2 JP3230525 B2 JP 3230525B2
- Authority
- JP
- Japan
- Prior art keywords
- frequency
- phase
- response
- amplitude
- correction circuit
- 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.)
- Expired - Fee Related
Links
- 238000012937 correction Methods 0.000 title claims description 191
- 238000000034 method Methods 0.000 title claims description 37
- 230000004044 response Effects 0.000 claims description 214
- 239000002131 composite material Substances 0.000 claims description 85
- 238000005259 measurement Methods 0.000 claims description 32
- 230000001052 transient effect Effects 0.000 claims description 20
- 230000010363 phase shift Effects 0.000 claims description 18
- 238000012986 modification Methods 0.000 claims description 13
- 230000004048 modification Effects 0.000 claims description 13
- 230000015556 catabolic process Effects 0.000 claims description 9
- 238000006731 degradation reaction Methods 0.000 claims description 9
- 230000001419 dependent effect Effects 0.000 claims description 8
- 230000006866 deterioration Effects 0.000 claims description 4
- 230000018199 S phase Effects 0.000 claims description 2
- 244000309464 bull Species 0.000 claims 2
- 238000012546 transfer Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 238000013461 design Methods 0.000 description 9
- 238000001228 spectrum Methods 0.000 description 9
- 230000003993 interaction Effects 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012494 forced degradation Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R29/00—Monitoring arrangements; Testing arrangements
- H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
- H04R29/003—Monitoring arrangements; Testing arrangements for loudspeakers of the moving-coil type
-
- 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
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- 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
- 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)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US45830189A | 1989-12-28 | 1989-12-28 | |
| US458,301 | 1989-12-28 | ||
| US50530290A | 1990-04-05 | 1990-04-05 | |
| US505,302 | 1990-04-05 | ||
| PCT/US1990/007675 WO1991010284A1 (en) | 1989-12-28 | 1990-12-27 | Correction circuit and method for a two-way loudspeaker system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05504451A JPH05504451A (ja) | 1993-07-08 |
| JP3230525B2 true JP3230525B2 (ja) | 2001-11-19 |
Family
ID=27038948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50332291A Expired - Fee Related JP3230525B2 (ja) | 1989-12-28 | 1990-12-27 | ツーウエイ・スピーカ・システム用修正回路及び方法 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0509048A1 (enExample) |
| JP (1) | JP3230525B2 (enExample) |
| AU (1) | AU7140591A (enExample) |
| WO (1) | WO1991010284A1 (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6947567B1 (en) * | 1999-11-12 | 2005-09-20 | Bbe Sound Inc. | Audio boost circuit |
| JP2002330499A (ja) * | 2001-04-27 | 2002-11-15 | Pioneer Electronic Corp | 自動音場補正装置及びそのためのコンピュータプログラム |
| GB2489440A (en) * | 2011-03-25 | 2012-10-03 | Toshiba Res Europ Ltd | A crossover network comprising cascaded filter sections having conjugate phase responses |
| EP2584558B1 (en) | 2011-10-21 | 2022-06-15 | Harman Becker Automotive Systems GmbH | Active noise reduction |
| FI20195726A1 (en) | 2019-09-02 | 2021-03-03 | Genelec Oy | System and method for complementary audio output |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5639757B2 (enExample) * | 1975-03-03 | 1981-09-16 | ||
| JPS6031157B2 (ja) * | 1975-09-09 | 1985-07-20 | 松下電器産業株式会社 | マルチウエイスピ−カシステム |
| US4769848A (en) * | 1980-05-05 | 1988-09-06 | Howard Krausse | Electroacoustic network |
-
1990
- 1990-12-27 AU AU71405/91A patent/AU7140591A/en not_active Abandoned
- 1990-12-27 EP EP91902836A patent/EP0509048A1/en not_active Ceased
- 1990-12-27 JP JP50332291A patent/JP3230525B2/ja not_active Expired - Fee Related
- 1990-12-27 WO PCT/US1990/007675 patent/WO1991010284A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| EP0509048A1 (en) | 1992-10-21 |
| EP0509048A4 (enExample) | 1994-02-16 |
| JPH05504451A (ja) | 1993-07-08 |
| AU7140591A (en) | 1991-07-24 |
| WO1991010284A1 (en) | 1991-07-11 |
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| Woszczyk | Bessel filters as loudspeaker crossovers |
Legal Events
| Date | Code | Title | Description |
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| R250 | Receipt of annual fees |
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| FPAY | Renewal fee payment (event date is renewal date of database) |
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| LAPS | Cancellation because of no payment of annual fees |