RU2017108977A3 - - Google Patents
Download PDFInfo
- Publication number
- RU2017108977A3 RU2017108977A3 RU2017108977A RU2017108977A RU2017108977A3 RU 2017108977 A3 RU2017108977 A3 RU 2017108977A3 RU 2017108977 A RU2017108977 A RU 2017108977A RU 2017108977 A RU2017108977 A RU 2017108977A RU 2017108977 A3 RU2017108977 A3 RU 2017108977A3
- Authority
- RU
- Russia
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)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Filters And Equalizers (AREA)
- Circuit For Audible Band Transducer (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2017108977A RU2668312C2 (ru) | 2017-03-17 | 2017-03-17 | Музыкальный фильтр |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2017108977A RU2668312C2 (ru) | 2017-03-17 | 2017-03-17 | Музыкальный фильтр |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| RU2017108977A3 true RU2017108977A3 (ru) | 2018-09-17 |
| RU2017108977A RU2017108977A (ru) | 2018-09-17 |
| RU2668312C2 RU2668312C2 (ru) | 2018-09-28 |
Family
ID=63639642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2017108977A RU2668312C2 (ru) | 2017-03-17 | 2017-03-17 | Музыкальный фильтр |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2668312C2 (ru) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2762042C1 (ru) * | 2021-04-01 | 2021-12-15 | Александр Петрович Каратунов | Фильтр для трехполосной акустической системы |
| RU208448U1 (ru) * | 2021-04-13 | 2021-12-20 | Александр Петрович Каратунов | Последовательный СЧ, ВЧ фильтр для автомобильных акустических систем |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2321370A (en) * | 1941-04-29 | 1943-06-08 | Patents Res Corp | Hearing and system |
| US4606071A (en) * | 1984-08-13 | 1986-08-12 | White Jr Lahroy A | Loudspeaker system utilizing an equalizer circuit |
| SU1800587A1 (ru) * | 1990-05-03 | 1993-03-07 | Omskij Nii Priborostroeniya | Шиpokoдиaпaзohhый kommуtиpуemый фильtp |
| DE102008045346B4 (de) * | 2008-09-01 | 2018-06-07 | Snaptrack Inc. | Duplexer und Verfahren zum Erhöhen der Isolation zwischen zwei Filtern |
-
2017
- 2017-03-17 RU RU2017108977A patent/RU2668312C2/ru not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| RU2668312C2 (ru) | 2018-09-28 |
| RU2017108977A (ru) | 2018-09-17 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20190318 |