JPWO2023210065A1 - - Google Patents
Info
- Publication number
- JPWO2023210065A1 JPWO2023210065A1 JP2024517834A JP2024517834A JPWO2023210065A1 JP WO2023210065 A1 JPWO2023210065 A1 JP WO2023210065A1 JP 2024517834 A JP2024517834 A JP 2024517834A JP 2024517834 A JP2024517834 A JP 2024517834A JP WO2023210065 A1 JPWO2023210065 A1 JP WO2023210065A1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/045—Mounting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
- H04R2209/021—Reduction of eddy currents in the magnetic circuit of electrodynamic loudspeaker transducer
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022074284 | 2022-04-28 | ||
| PCT/JP2023/000375 WO2023210065A1 (ja) | 2022-04-28 | 2023-01-11 | 電気音響変換器 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2023210065A1 true JPWO2023210065A1 (https=) | 2023-11-02 |
Family
ID=88518324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024517834A Pending JPWO2023210065A1 (https=) | 2022-04-28 | 2023-01-11 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20240406637A1 (https=) |
| EP (1) | EP4472237A4 (https=) |
| JP (1) | JPWO2023210065A1 (https=) |
| CN (1) | CN118679758A (https=) |
| WO (1) | WO2023210065A1 (https=) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5234212B2 (https=) * | 1971-12-17 | 1977-09-02 | ||
| JPH02268600A (ja) * | 1989-04-11 | 1990-11-02 | Matsushita Electric Ind Co Ltd | 低漏洩磁束型スピーカ |
| US9277325B2 (en) * | 2008-02-21 | 2016-03-01 | Fan Zhang | Inner magnetic transducer with multiple magnetic gaps and multiple coils and preparation method thereof |
| JP2010010791A (ja) * | 2008-06-24 | 2010-01-14 | Pioneer Electronic Corp | スピーカ用磁気回路、スピーカ装置、およびスピーカ用磁気回路の製造方法 |
| US8781150B2 (en) * | 2011-02-14 | 2014-07-15 | Robert Bosch Gmbh | Multiple magnetic air gap motor |
| WO2014036567A1 (en) * | 2012-09-03 | 2014-03-06 | Linear Labs, Inc. | An improved transducer and method of operation |
| GB2527533B (en) * | 2014-06-24 | 2016-07-13 | Amina Tech Ltd | Moving coil drive unit and audio drivers incorporating the same |
| JP2017092704A (ja) | 2015-11-10 | 2017-05-25 | 株式会社オーディオテクニカ | ヘッドホンユニット |
-
2023
- 2023-01-11 JP JP2024517834A patent/JPWO2023210065A1/ja active Pending
- 2023-01-11 CN CN202380021139.1A patent/CN118679758A/zh active Pending
- 2023-01-11 EP EP23795814.5A patent/EP4472237A4/en active Pending
- 2023-01-11 WO PCT/JP2023/000375 patent/WO2023210065A1/ja not_active Ceased
-
2024
- 2024-08-09 US US18/799,279 patent/US20240406637A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US20240406637A1 (en) | 2024-12-05 |
| WO2023210065A1 (ja) | 2023-11-02 |
| EP4472237A4 (en) | 2025-04-30 |
| CN118679758A (zh) | 2024-09-20 |
| EP4472237A1 (en) | 2024-12-04 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20251112 |