KR890702403A - Microphone with earphones - Google Patents
Microphone with earphonesInfo
- Publication number
- KR890702403A KR890702403A KR1019880701495A KR880701495A KR890702403A KR 890702403 A KR890702403 A KR 890702403A KR 1019880701495 A KR1019880701495 A KR 1019880701495A KR 880701495 A KR880701495 A KR 880701495A KR 890702403 A KR890702403 A KR 890702403A
- Authority
- KR
- South Korea
- Prior art keywords
- microphone
- earphone
- output
- volume
- signal
- Prior art date
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
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Reverberation, Karaoke And Other Acoustics (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
내용 없음No content
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.
제1도는 이발명의 실시예를 표시한 블럭도. 제2도 및 제3도는 이발명에 관한 마이크로폰의 구체적 예를 표시한 측면도 및 정면도.1 is a block diagram showing an embodiment of the present invention. 2 and 3 are side and front views showing specific examples of the microphone of the present invention.
Claims (4)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1987/000856 WO1989004580A1 (en) | 1987-11-05 | 1987-11-05 | Microphone provided with earphone |
Publications (1)
Publication Number | Publication Date |
---|---|
KR890702403A true KR890702403A (en) | 1989-12-23 |
Family
ID=13902901
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019880701495A KR890702403A (en) | 1987-11-05 | 1987-11-05 | Microphone with earphones |
Country Status (4)
Country | Link |
---|---|
KR (1) | KR890702403A (en) |
BR (1) | BR8707936A (en) |
GB (1) | GB2231465B (en) |
WO (1) | WO1989004580A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100923573B1 (en) * | 2007-03-26 | 2009-10-27 | 박규진 | Ear and mike device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4730437U (en) * | 1971-04-30 | 1972-12-06 | ||
JPS5497116U (en) * | 1977-12-21 | 1979-07-09 | ||
JPS5564192U (en) * | 1978-10-24 | 1980-05-01 | ||
GB2122452B (en) * | 1979-06-21 | 1984-06-13 | Sony Corp | Recording and reproducing apparatus |
JPS57171378U (en) * | 1981-04-21 | 1982-10-28 | ||
GB8419133D0 (en) * | 1984-07-27 | 1984-08-30 | Arnold K | Musicians multi-function unit |
-
1987
- 1987-11-05 BR BR8707936A patent/BR8707936A/en not_active Application Discontinuation
- 1987-11-05 WO PCT/JP1987/000856 patent/WO1989004580A1/en unknown
- 1987-11-05 KR KR1019880701495A patent/KR890702403A/en not_active Application Discontinuation
- 1987-11-05 GB GB8912429A patent/GB2231465B/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100923573B1 (en) * | 2007-03-26 | 2009-10-27 | 박규진 | Ear and mike device |
Also Published As
Publication number | Publication date |
---|---|
GB2231465B (en) | 1992-05-13 |
BR8707936A (en) | 1990-02-13 |
GB2231465A (en) | 1990-11-14 |
WO1989004580A1 (en) | 1989-05-18 |
GB8912429D0 (en) | 1990-07-18 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ATE25481T1 (en) | HEARING AID. | |
KR880014795A (en) | Receiver | |
US4392243A (en) | Transceiver having interphone system | |
KR890702403A (en) | Microphone with earphones | |
KR850000161A (en) | Telephone circuit | |
KR950025553A (en) | Portable Audio Switching Device | |
KR910017731A (en) | Amplifier circuit | |
KR920020873A (en) | Training method of voice communication device and acoustic echo canceller | |
KR970014070A (en) | A system of telephone communication by using audio system | |
KR910019358A (en) | Wireless transmit / receive system | |
KR980007416A (en) | Video phone with the features of a standard telephone | |
KR960035247A (en) | Microphone Control Circuit of Monitor | |
KR930004921A (en) | Digital Piano Educational Communication Device | |
KR940003166A (en) | Sound output automatic control device | |
KR920014032A (en) | 64 / 56Kbps combined signal data link matching circuit | |
ES2022023A6 (en) | Voice synthesizer which can be fitted to compatible computers | |
KR970068372A (en) | Method and circuit for transmitting voice message from a key telephone | |
JPS5733891A (en) | Portable stereo system | |
KR900017341A (en) | Signal separator and two-way communication method of speakerphone | |
KR940003216A (en) | Walkie talkie | |
ES2007042A6 (en) | Electrocardiogramas electronic receiver device (Machine-translation by Google Translate, not legally binding) | |
KR880008586A (en) | Digital voice answering phones | |
KR970049411A (en) | Computer system with audio amplifier | |
JPS5586228A (en) | Receiving audio unit | |
KR890008751A (en) | Multi sampling electronic organ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |