ES353937A1 - Microfono para aparatos acusticos. - Google Patents
Microfono para aparatos acusticos.Info
- Publication number
- ES353937A1 ES353937A1 ES353937A ES353937A ES353937A1 ES 353937 A1 ES353937 A1 ES 353937A1 ES 353937 A ES353937 A ES 353937A ES 353937 A ES353937 A ES 353937A ES 353937 A1 ES353937 A1 ES 353937A1
- Authority
- ES
- Spain
- Prior art keywords
- microphone
- speech
- diaphragm
- elongated members
- responsive member
- 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
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
- 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
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/38—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means in which sound waves act upon both sides of a diaphragm and incorporating acoustic phase-shifting means, e.g. pressure-gradient microphone
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEW44116A DE1277347B (de) | 1967-06-05 | 1967-06-05 | Mikrophon fuer Hoergeraete |
Publications (1)
Publication Number | Publication Date |
---|---|
ES353937A1 true ES353937A1 (es) | 1969-10-16 |
Family
ID=7603933
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES353937A Expired ES353937A1 (es) | 1967-06-05 | 1968-05-16 | Microfono para aparatos acusticos. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3662124A (es) |
AT (1) | AT309551B (es) |
BE (1) | BE716073A (es) |
CH (1) | CH491575A (es) |
DE (1) | DE1277347B (es) |
ES (1) | ES353937A1 (es) |
FR (1) | FR1568515A (es) |
GB (1) | GB1180865A (es) |
NL (1) | NL6807102A (es) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1278009A (en) * | 1970-10-22 | 1972-06-14 | Standard Telephones Cables Ltd | Microphone |
US3749853A (en) * | 1972-05-18 | 1973-07-31 | Zenith Radio Corp | Hearing aid with directional microphone system |
NL7306005A (es) * | 1973-05-01 | 1974-11-05 | ||
US3963881A (en) * | 1973-05-29 | 1976-06-15 | Thermo Electron Corporation | Unidirectional condenser microphone |
US4903249A (en) * | 1988-03-24 | 1990-02-20 | Nelson Industries | Rigid foraminous microphone probe for acoustic measurement in turbulent flow |
US6031922A (en) * | 1995-12-27 | 2000-02-29 | Tibbetts Industries, Inc. | Microphone systems of reduced in situ acceleration sensitivity |
US6798890B2 (en) | 2000-10-05 | 2004-09-28 | Etymotic Research, Inc. | Directional microphone assembly |
US5878147A (en) | 1996-12-31 | 1999-03-02 | Etymotic Research, Inc. | Directional microphone assembly |
US6151399A (en) | 1996-12-31 | 2000-11-21 | Etymotic Research, Inc. | Directional microphone system providing for ease of assembly and disassembly |
US7881486B1 (en) * | 1996-12-31 | 2011-02-01 | Etymotic Research, Inc. | Directional microphone assembly |
US7894618B2 (en) * | 2006-07-28 | 2011-02-22 | Symphony Acoustics, Inc. | Apparatus comprising a directionality-enhanced acoustic sensor |
US7832080B2 (en) * | 2007-10-11 | 2010-11-16 | Etymotic Research, Inc. | Directional microphone assembly |
US8630435B2 (en) * | 2008-08-08 | 2014-01-14 | Nokia Corporation | Apparatus incorporating an adsorbent material, and methods of making same |
BR112017002056B1 (pt) | 2014-07-31 | 2023-03-28 | 3M Innovative Properties Company | Portas acústicas resistentes à água |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL67077C (es) * | 1945-12-03 |
-
1967
- 1967-06-05 DE DEW44116A patent/DE1277347B/de active Pending
-
1968
- 1968-04-16 AT AT371068A patent/AT309551B/de not_active IP Right Cessation
- 1968-04-29 GB GB20205/68A patent/GB1180865A/en not_active Expired
- 1968-05-06 CH CH671468A patent/CH491575A/de not_active IP Right Cessation
- 1968-05-16 ES ES353937A patent/ES353937A1/es not_active Expired
- 1968-05-20 NL NL6807102A patent/NL6807102A/xx unknown
- 1968-05-31 FR FR1568515D patent/FR1568515A/fr not_active Expired
- 1968-06-04 BE BE716073D patent/BE716073A/xx unknown
-
1970
- 1970-09-25 US US75548A patent/US3662124A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL6807102A (es) | 1968-12-06 |
DE1277347B (de) | 1968-09-12 |
CH491575A (de) | 1970-05-31 |
GB1180865A (en) | 1970-02-11 |
US3662124A (en) | 1972-05-09 |
BE716073A (es) | 1968-11-04 |
AT309551B (de) | 1973-08-27 |
FR1568515A (es) | 1969-05-23 |
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