CN112437384B - 一种录音功能优化系统芯片和耳机 - Google Patents
一种录音功能优化系统芯片和耳机 Download PDFInfo
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- CN112437384B CN112437384B CN202011175079.3A CN202011175079A CN112437384B CN 112437384 B CN112437384 B CN 112437384B CN 202011175079 A CN202011175079 A CN 202011175079A CN 112437384 B CN112437384 B CN 112437384B
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- resistor
- microphone
- inverting input
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- 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
-
- 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
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- 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
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202011175079.3A CN112437384B (zh) | 2020-10-28 | 2020-10-28 | 一种录音功能优化系统芯片和耳机 |
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CN202011175079.3A CN112437384B (zh) | 2020-10-28 | 2020-10-28 | 一种录音功能优化系统芯片和耳机 |
Publications (2)
Publication Number | Publication Date |
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CN112437384A CN112437384A (zh) | 2021-03-02 |
CN112437384B true CN112437384B (zh) | 2021-10-15 |
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CN202011175079.3A Active CN112437384B (zh) | 2020-10-28 | 2020-10-28 | 一种录音功能优化系统芯片和耳机 |
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CN (1) | CN112437384B (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114974322A (zh) * | 2022-05-19 | 2022-08-30 | 安徽讯飞未来智能科技有限公司 | 一种耳机现场录音的方法及耳机和存储介质 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US8503692B2 (en) * | 2007-06-13 | 2013-08-06 | Aliphcom | Forming virtual microphone arrays using dual omnidirectional microphone array (DOMA) |
US8521798B2 (en) * | 2008-09-22 | 2013-08-27 | Magor Communications Corporation | Second order real allpass filter |
US8903108B2 (en) * | 2011-12-06 | 2014-12-02 | Apple Inc. | Near-field null and beamforming |
US10645516B2 (en) * | 2016-08-31 | 2020-05-05 | Harman International Industries, Incorporated | Variable acoustic loudspeaker system and control |
US10542354B2 (en) * | 2017-06-23 | 2020-01-21 | Gn Hearing A/S | Hearing device with suppression of comb filtering effect |
DK179837B1 (en) * | 2017-12-30 | 2019-07-29 | Gn Audio A/S | MICROPHONE APPARATUS AND HEADSET |
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- 2020-10-28 CN CN202011175079.3A patent/CN112437384B/zh active Active
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CN112437384A (zh) | 2021-03-02 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20210303 Address after: 2 / F, North building, 1339 Shuixiu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: HEAD-DIRECT (KUNSHAN) Co.,Ltd. Address before: Building b-824, No.5 Lanyuan Road, Huayuan Industrial Park, Binhai New Area, Tianjin 300450 Applicant before: HIFIMAN (TIANJIN) TECHNOLOGY Co.,Ltd. |
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SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province, 215311 Patentee after: Kunshan Haifeiman Technology Group Co.,Ltd. Address before: 2 / F, North building, 1339 Shuixiu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Patentee before: HEAD-DIRECT (KUNSHAN) Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 215300 No. 2001 Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province Patentee after: Kunshan Haifeiman Technology Group Co.,Ltd. Address before: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province, 215311 Patentee before: Kunshan Haifeiman Technology Group Co.,Ltd. |