JPWO2021149453A1 - - Google Patents
Info
- Publication number
- JPWO2021149453A1 JPWO2021149453A1 JP2021573031A JP2021573031A JPWO2021149453A1 JP WO2021149453 A1 JPWO2021149453 A1 JP WO2021149453A1 JP 2021573031 A JP2021573031 A JP 2021573031A JP 2021573031 A JP2021573031 A JP 2021573031A JP WO2021149453 A1 JPWO2021149453 A1 JP WO2021149453A1
- 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
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- 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
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- 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
-
- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020009098 | 2020-01-23 | ||
| PCT/JP2020/048540 WO2021149453A1 (en) | 2020-01-23 | 2020-12-24 | Acoustic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPWO2021149453A1 true JPWO2021149453A1 (en) | 2021-07-29 |
Family
ID=76992570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021573031A Pending JPWO2021149453A1 (en) | 2020-01-23 | 2020-12-24 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPWO2021149453A1 (en) |
| WO (1) | WO2021149453A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022181678A1 (en) * | 2021-02-25 | 2022-09-01 | 学校法人大阪産業大学 | Sound system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6577738B2 (en) * | 1996-07-17 | 2003-06-10 | American Technology Corporation | Parametric virtual speaker and surround-sound system |
-
2020
- 2020-12-24 JP JP2021573031A patent/JPWO2021149453A1/ja active Pending
- 2020-12-24 WO PCT/JP2020/048540 patent/WO2021149453A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021149453A1 (en) | 2021-07-29 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20231120 |