ES407807A1 - Casco transmisor-receptor para operadoras telefonicas u otras personas que utilicen sistemas de comunicacion por el procedimiento de manos libres. - Google Patents
Casco transmisor-receptor para operadoras telefonicas u otras personas que utilicen sistemas de comunicacion por el procedimiento de manos libres.Info
- Publication number
- ES407807A1 ES407807A1 ES407807A ES407807A ES407807A1 ES 407807 A1 ES407807 A1 ES 407807A1 ES 407807 A ES407807 A ES 407807A ES 407807 A ES407807 A ES 407807A ES 407807 A1 ES407807 A1 ES 407807A1
- Authority
- ES
- Spain
- Prior art keywords
- housing
- cylinder
- disc
- frequency
- microphone
- 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
- 239000002991 molded plastic Substances 0.000 abstract 1
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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
-
- 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
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/105—Earpiece supports, e.g. ear hooks
-
- 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
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/02—Microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/033—Headphones for stereophonic communication
- H04R5/0335—Earpiece support, e.g. headbands or neckrests
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Headphones And Earphones (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Helmets And Other Head Coverings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB4895371 | 1971-10-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES407807A1 true ES407807A1 (es) | 1975-10-16 |
Family
ID=10450584
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES407807A Expired ES407807A1 (es) | 1971-10-21 | 1972-10-20 | Casco transmisor-receptor para operadoras telefonicas u otras personas que utilicen sistemas de comunicacion por el procedimiento de manos libres. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3781492A (es) |
AU (1) | AU4724772A (es) |
ES (1) | ES407807A1 (es) |
GB (1) | GB1334183A (es) |
IT (1) | IT969679B (es) |
Families Citing this family (64)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4118606A (en) * | 1975-03-24 | 1978-10-03 | Wallace Keith Larkin | Acoustical voice transmitting headset |
US3993879A (en) * | 1975-03-24 | 1976-11-23 | Wallace Keith Larkin | Acoustical communications headset |
JPH0659120B2 (ja) * | 1983-05-31 | 1994-08-03 | ソニー株式会社 | ヘツドホン |
US4617431A (en) * | 1983-12-02 | 1986-10-14 | Plantronics, Inc. | Voice tube assemblies for post-auricle headsets |
US4720857A (en) * | 1985-12-06 | 1988-01-19 | Plantronics, Inc. | Miniaturized headset for two-way voice communication |
US4741030A (en) * | 1986-10-31 | 1988-04-26 | Wilson Wesley T | Communications headset |
US4726068A (en) * | 1986-11-24 | 1988-02-16 | Telex Communications, Inc. | Boom mounted microphone and connector |
JPH0521593U (ja) * | 1991-08-29 | 1993-03-19 | ヤシマ電気株式会社 | ヘツドセツト |
JPH06319190A (ja) * | 1992-03-31 | 1994-11-15 | Souei Denki Seisakusho:Yugen | レシーバーとマイクロホーンを一体化したイヤホーンの構成方法装置 |
US5812659A (en) * | 1992-05-11 | 1998-09-22 | Jabra Corporation | Ear microphone with enhanced sensitivity |
US5623544A (en) * | 1993-05-17 | 1997-04-22 | Vxi Corporation | Telephone headset interface circuit |
US5544243A (en) * | 1993-05-17 | 1996-08-06 | Vxi Corporation | Telephone headset interface circuit |
US6411709B1 (en) | 1994-11-17 | 2002-06-25 | Unex Corporation | Flexible microphone boom |
US7072476B2 (en) * | 1997-02-18 | 2006-07-04 | Matech, Inc. | Audio headset |
US6421426B1 (en) | 1997-08-15 | 2002-07-16 | Gn Netcom/Unex Inc. | Infrared wireless headset system |
US6128384A (en) * | 1997-12-22 | 2000-10-03 | Vxi Corporation | Self configuring telephone headset amplifier |
US6681022B1 (en) * | 1998-07-22 | 2004-01-20 | Gn Resound North Amerca Corporation | Two-way communication earpiece |
US6767321B2 (en) | 1999-10-04 | 2004-07-27 | Robert Czarnek | Stereo laparoscope with discrete working distance |
DE10042453C2 (de) * | 2000-08-29 | 2002-10-24 | Sennheiser Electronic | Schaltungsgehäuse für einen Kopfhörer |
US7313246B2 (en) * | 2001-10-06 | 2007-12-25 | Stryker Corporation | Information system using eyewear for communication |
US20040003136A1 (en) * | 2002-06-27 | 2004-01-01 | Vocollect, Inc. | Terminal and method for efficient use and identification of peripherals |
WO2005048574A1 (en) * | 2003-11-11 | 2005-05-26 | Matech, Inc. | Automatic-switching wireless communication device |
RU2370890C2 (ru) * | 2003-11-11 | 2009-10-20 | Матек, Инк. | Устройство двухсторонней связи, содержащее один трансдюсер |
US8315379B2 (en) * | 2004-11-10 | 2012-11-20 | Matech, Inc. | Single transducer full duplex talking circuit |
EP2153691A4 (en) * | 2007-03-27 | 2010-06-30 | Future Sonics Inc | SYSTEM AND METHOD FOR A HEADPHONES DEVICE |
US9100743B2 (en) | 2013-03-15 | 2015-08-04 | Vocollect, Inc. | Method and system for power delivery to a headset |
USD712371S1 (en) | 2013-04-25 | 2014-09-02 | Sony Mobile Communications Ab | Headset |
AU201612748S (en) * | 2016-05-23 | 2016-06-07 | Freedman Electronics Pty Ltd | Headset microphone |
USD801314S1 (en) | 2016-09-06 | 2017-10-31 | Apple Inc. | Pair of earphones |
CN108340562A (zh) * | 2017-01-22 | 2018-07-31 | 昀鑫股份有限公司 | 线材的制程 |
USD831004S1 (en) * | 2017-04-21 | 2018-10-16 | Shenzhen Maono Technology Co., Ltd | Microphone |
USD830339S1 (en) * | 2017-06-19 | 2018-10-09 | Shenzhen Fushike Electronic Co., Ltd | Wireless headset |
USD870694S1 (en) * | 2017-12-28 | 2019-12-24 | Sony Corporation | Earphone |
USD860165S1 (en) * | 2017-12-28 | 2019-09-17 | Sony Corporation | Earphone |
USD871365S1 (en) | 2017-12-28 | 2019-12-31 | Sony Corporation | Earphone |
USD855036S1 (en) * | 2018-01-29 | 2019-07-30 | Xiaohuang Yan | Wireless earphone |
USD864156S1 (en) * | 2018-01-29 | 2019-10-22 | Hanbing Liu | Gaming headset |
USD873792S1 (en) * | 2018-07-26 | 2020-01-28 | Razer (Asia-Pacific) Pte. Ltd. | Headphone |
USD897988S1 (en) * | 2018-11-28 | 2020-10-06 | Ching-Wen Chen | Miniature microphone |
USD905659S1 (en) * | 2019-03-14 | 2020-12-22 | Logitech Europe S.A. | Headphones |
USD896203S1 (en) | 2019-04-02 | 2020-09-15 | Razer (Asia-Pacific) Pte. Ltd. | Headphone |
USD906297S1 (en) | 2019-09-13 | 2020-12-29 | Apple Inc. | Pair of earphones |
USD909347S1 (en) | 2019-09-20 | 2021-02-02 | Apple Inc. | Earphone |
USD923658S1 (en) | 2019-10-02 | 2021-06-29 | Apple Inc. | Electronic device with graphical user interface |
USD881843S1 (en) * | 2019-12-23 | 2020-04-21 | Shenzhen Qianhai Patuoxun Network And Technology Co., Ltd | Headphones |
USD955365S1 (en) * | 2020-03-20 | 2022-06-21 | Logitech Europe S.A. | Headset |
USD899402S1 (en) * | 2020-05-11 | 2020-10-20 | Guifeng Shen | Headphone |
USD918875S1 (en) * | 2020-08-12 | 2021-05-11 | Shuntao Yu | Microphone |
USD960127S1 (en) * | 2020-08-28 | 2022-08-09 | Microsoft Corporation | Headset |
USD960864S1 (en) * | 2020-08-28 | 2022-08-16 | Microsoft Corporation | Headset |
USD972530S1 (en) * | 2020-08-28 | 2022-12-13 | Microsoft Corporation | Headset |
USD961545S1 (en) * | 2020-08-28 | 2022-08-23 | Microsoft Corporation | Headset with rotating dial |
USD978842S1 (en) | 2020-11-11 | 2023-02-21 | Apple Inc. | Pair of earphones |
USD1007461S1 (en) * | 2021-07-12 | 2023-12-12 | Logitech Europe S.A. | Headset |
USD1003273S1 (en) * | 2021-07-16 | 2023-10-31 | Primer Studios, Corporation | Headphone set |
USD1003272S1 (en) * | 2021-07-16 | 2023-10-31 | Primer Studios, Corporation | Boom microphone |
USD1014463S1 (en) * | 2021-12-27 | 2024-02-13 | Changmao Li | Headset |
USD1039512S1 (en) | 2022-09-16 | 2024-08-20 | Microsoft Corporation | Headset |
USD1044770S1 (en) | 2022-09-16 | 2024-10-01 | Microsoft Corporation | Headset microphone with transparent portion |
USD1029795S1 (en) | 2022-09-16 | 2024-06-04 | Microsoft Corporation | Headset |
USD1024011S1 (en) * | 2022-10-21 | 2024-04-23 | Libin Chen | Headphone and charger |
USD1024010S1 (en) * | 2022-10-21 | 2024-04-23 | Libin Chen | Headphone and charger |
USD1031693S1 (en) * | 2023-05-04 | 2024-06-18 | Shenzhen Xunweijia TechnologyB) Development Co., Ltd. | Headphone |
USD1042399S1 (en) * | 2023-05-08 | 2024-09-17 | Suya Chang | Wired headset |
-
1971
- 1971-10-21 GB GB4895371A patent/GB1334183A/en not_active Expired
-
1972
- 1972-09-22 US US00290905A patent/US3781492A/en not_active Expired - Lifetime
- 1972-09-29 AU AU47247/72A patent/AU4724772A/en not_active Expired
- 1972-10-19 IT IT30649/72A patent/IT969679B/it active
- 1972-10-20 ES ES407807A patent/ES407807A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3781492A (en) | 1973-12-25 |
AU4724772A (en) | 1974-04-04 |
IT969679B (it) | 1974-04-10 |
GB1334183A (en) | 1973-10-17 |
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