RU2007146840A - HELIX DIRECTED MICROPHONE - Google Patents
HELIX DIRECTED MICROPHONE Download PDFInfo
- Publication number
- RU2007146840A RU2007146840A RU2007146840/28A RU2007146840A RU2007146840A RU 2007146840 A RU2007146840 A RU 2007146840A RU 2007146840/28 A RU2007146840/28 A RU 2007146840/28A RU 2007146840 A RU2007146840 A RU 2007146840A RU 2007146840 A RU2007146840 A RU 2007146840A
- Authority
- RU
- Russia
- Prior art keywords
- microphone
- spiral
- tubular structure
- generatrix
- guide
- Prior art date
Links
Abstract
Микрофон с трубчатой конструкцией, направленной на источник принимаемого звука и соединенной с камерой микрофона, отличающийся тем, что трубчатая конструкция представляет собой свернутую спирально цилиндрическую поверхность, то есть со спиральной направляющей, высота образующей которой прогрессивно и непрерывно уменьшается по мере движения образующей по направляющей от центра спирали так, что пространство между стенками спирального цилиндра представляет собой полость, открытую с переменной по высоте образующей стороны и закрытую со стороны плоского среза камерой, заключающей микрофон.A microphone with a tubular structure directed to the source of the received sound and connected to the microphone chamber, characterized in that the tubular structure is a coiled spiral surface, that is, with a spiral guide, the height of the generatrix of which progressively and continuously decreases as the generatrix moves along the guide from the center spiral so that the space between the walls of the spiral cylinder is a cavity open with a variable height of the forming side and closed with on the side of a flat cut with a camera enclosing a microphone.
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2007146840/28A RU2388175C2 (en) | 2007-12-19 | 2007-12-19 | Helix directional microphone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2007146840/28A RU2388175C2 (en) | 2007-12-19 | 2007-12-19 | Helix directional microphone |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2007146840A true RU2007146840A (en) | 2009-06-27 |
RU2388175C2 RU2388175C2 (en) | 2010-04-27 |
Family
ID=41026494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU2007146840/28A RU2388175C2 (en) | 2007-12-19 | 2007-12-19 | Helix directional microphone |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2388175C2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
RU2494570C1 (en) * | 2012-02-01 | 2013-09-27 | Федеральное государственное образовательное бюджетное учреждение высшего профессионального образования Московский технический университет связи и информатики (ФГОБУ ВПО МТУСИ) | Method for highly directional reception of sound waves |
-
2007
- 2007-12-19 RU RU2007146840/28A patent/RU2388175C2/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
RU2388175C2 (en) | 2010-04-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20171220 |