JPS56501186A - - Google Patents
Info
- Publication number
- JPS56501186A JPS56501186A JP50184280A JP50184280A JPS56501186A JP S56501186 A JPS56501186 A JP S56501186A JP 50184280 A JP50184280 A JP 50184280A JP 50184280 A JP50184280 A JP 50184280A JP S56501186 A JPS56501186 A JP S56501186A
- 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.)
- Granted
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only for telephonic receivers
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Headphones And Earphones (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT567579A AT362433B (de) | 1979-08-23 | 1979-08-23 | Orthodynamischer kopfhoerer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56501186A true JPS56501186A (https=) | 1981-08-20 |
| JPS628076B2 JPS628076B2 (https=) | 1987-02-20 |
Family
ID=3578431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP55501842A Expired JPS628076B2 (https=) | 1979-08-23 | 1980-08-18 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4389542A (https=) |
| EP (1) | EP0034596A1 (https=) |
| JP (1) | JPS628076B2 (https=) |
| AT (1) | AT362433B (https=) |
| DE (2) | DE3049803D2 (https=) |
| WO (1) | WO1981000660A1 (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3212519C1 (de) * | 1982-04-03 | 1991-01-03 | Eugen Beyer, Elektrotechnische Fabrik GmbH & Co, 7100 Heilbronn | Kopfhörer |
| USD289289S (en) | 1984-07-31 | 1987-04-14 | Northern Telecom Limited | Telephone headset hearing aid |
| AT383930B (de) * | 1985-11-18 | 1987-09-10 | Akg Akustische Kino Geraete | Ohrpolster fuer kopfhoerer |
| EP0333411A3 (en) * | 1988-03-16 | 1991-07-31 | University Of Essex | Headphone assemblies |
| DE9401089U1 (de) * | 1994-01-23 | 1995-05-24 | König, Florian, Dipl.-Ing., 82110 Germering | Kleinkopfhörer mit Vorneortung von Hörereignissen |
| EP0775431B1 (de) * | 1993-11-14 | 2007-02-28 | Florian Meinhard König | Mehrkanalkopfhörer mit gesteuerter abstrahlcharakteristik |
| US5911314A (en) * | 1998-03-31 | 1999-06-15 | David Clark Company Inc. | Headset ear seal |
| GB9902442D0 (en) * | 1999-02-05 | 1999-03-24 | New Transducers Ltd | A headphone |
| US6148446A (en) * | 1999-05-06 | 2000-11-21 | Bacou Usa Safety, Inc. | Multi-position banded earmuff |
| US6856690B1 (en) | 2002-01-09 | 2005-02-15 | Plantronis, Inc. | Comfortable earphone cushions |
| CN102116358B (zh) * | 2011-03-10 | 2013-02-27 | 哈尔滨工程大学 | 一种小质量比减振结构及实现方法 |
| JP6079893B2 (ja) * | 2013-09-27 | 2017-02-15 | 株式会社村田製作所 | ヘッドフォン |
| CN111656800B (zh) * | 2018-01-24 | 2022-10-04 | 哈曼贝克自动系统股份有限公司 | 用于生成自然的定向耳廓提示的头戴式耳机装置 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT321387B (de) * | 1973-03-21 | 1975-03-25 | A K G Akustische U Kino Geraet | Kopfhörer |
| DE2335201C3 (de) * | 1973-07-11 | 1979-08-16 | Sennheiser Electronic Kg, 3002 Wedemark | Kopfhörer |
| CA1032479A (en) * | 1974-09-16 | 1978-06-06 | Rudolf Gorike | Headphone |
| DE2637336C3 (de) * | 1976-08-19 | 1979-09-27 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig, 8510 Fuerth | Kopfhörer |
| AT355646B (de) * | 1977-02-02 | 1980-03-10 | Akg Akustische Kino Geraete | Kopfhoerer zum verbesserten raeumlichen hoeren |
| DE2836937B2 (de) * | 1977-08-31 | 1981-06-25 | AKG Akustische u. Kino-Geräte GmbH, Wien | Kopfhörer |
-
1979
- 1979-08-23 AT AT567579A patent/AT362433B/de not_active IP Right Cessation
-
1980
- 1980-08-18 DE DE80AT8000026D patent/DE3049803D2/de not_active Expired
- 1980-08-18 WO PCT/AT1980/000026 patent/WO1981000660A1/de not_active Ceased
- 1980-08-18 JP JP55501842A patent/JPS628076B2/ja not_active Expired
- 1980-08-18 US US06/261,151 patent/US4389542A/en not_active Expired - Fee Related
- 1980-08-18 DE DE3049803A patent/DE3049803C1/de not_active Expired
-
1981
- 1981-03-09 EP EP80901530A patent/EP0034596A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0034596A1 (de) | 1981-09-02 |
| ATA567579A (de) | 1980-10-15 |
| AT362433B (de) | 1981-05-25 |
| DE3049803D2 (en) | 1982-04-01 |
| US4389542A (en) | 1983-06-21 |
| DE3049803C1 (de) | 1987-04-16 |
| WO1981000660A1 (fr) | 1981-03-05 |
| JPS628076B2 (https=) | 1987-02-20 |