CN113099343A - 一种音频输出控制芯片及耳机 - Google Patents
一种音频输出控制芯片及耳机 Download PDFInfo
- Publication number
- CN113099343A CN113099343A CN202110350025.4A CN202110350025A CN113099343A CN 113099343 A CN113099343 A CN 113099343A CN 202110350025 A CN202110350025 A CN 202110350025A CN 113099343 A CN113099343 A CN 113099343A
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- CN
- China
- Prior art keywords
- impedance
- earphone
- amplifier
- output
- digital
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims abstract description 31
- 230000005236 sound signal Effects 0.000 claims abstract description 20
- 230000003321 amplification Effects 0.000 claims abstract description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 2
- 210000005069 ears Anatomy 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1041—Mechanical or electronic switches, or control elements
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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
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Description
Claims (15)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110350025.4A CN113099343A (zh) | 2021-03-31 | 2021-03-31 | 一种音频输出控制芯片及耳机 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110350025.4A CN113099343A (zh) | 2021-03-31 | 2021-03-31 | 一种音频输出控制芯片及耳机 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN113099343A true CN113099343A (zh) | 2021-07-09 |
Family
ID=76672070
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110350025.4A Pending CN113099343A (zh) | 2021-03-31 | 2021-03-31 | 一种音频输出控制芯片及耳机 |
Country Status (1)
Country | Link |
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CN (1) | CN113099343A (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117061949A (zh) * | 2023-10-08 | 2023-11-14 | 荣耀终端有限公司 | 耳机音量调节方法及电子设备 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140376736A1 (en) * | 2013-06-21 | 2014-12-25 | Chiun Mai Communication Systems, Inc. | Control circuit for controlling audio signal output of earphone |
TWI622774B (zh) * | 2017-05-10 | 2018-05-01 | 藍天電腦股份有限公司 | 耳機阻抗偵測系統 |
-
2021
- 2021-03-31 CN CN202110350025.4A patent/CN113099343A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140376736A1 (en) * | 2013-06-21 | 2014-12-25 | Chiun Mai Communication Systems, Inc. | Control circuit for controlling audio signal output of earphone |
TWI622774B (zh) * | 2017-05-10 | 2018-05-01 | 藍天電腦股份有限公司 | 耳機阻抗偵測系統 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN117061949A (zh) * | 2023-10-08 | 2023-11-14 | 荣耀终端有限公司 | 耳机音量调节方法及电子设备 |
CN117061949B (zh) * | 2023-10-08 | 2024-04-12 | 荣耀终端有限公司 | 耳机音量调节方法及电子设备 |
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Legal Events
Date | Code | Title | Description |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province, 215311 Applicant after: Kunshan Haifeiman Technology Group Co.,Ltd. Address before: 2 / F, North building, 1339 Shuixiu Road, Yushan Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: HEAD-DIRECT (KUNSHAN) Co.,Ltd. |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: 215300 No. 2001 Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province Applicant after: Kunshan Haifeiman Technology Group Co.,Ltd. Address before: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province, 215311 Applicant before: Kunshan Haifeiman Technology Group Co.,Ltd. |
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CB02 | Change of applicant information | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20240914 Address after: Room 202, Unit 3, Building 5, Jindahuayuan Community, Quanshan District, Xuzhou City, Jiangsu Province 221000 Applicant after: Bian Yaping Country or region after: China Address before: 215300 No. 2001 Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province Applicant before: Kunshan Haifeiman Technology Group Co.,Ltd. Country or region before: China |
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TA01 | Transfer of patent application right | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210709 |
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RJ01 | Rejection of invention patent application after publication |