CN219611959U - 车用回音壁音响 - Google Patents
车用回音壁音响 Download PDFInfo
- Publication number
- CN219611959U CN219611959U CN202320188186.2U CN202320188186U CN219611959U CN 219611959 U CN219611959 U CN 219611959U CN 202320188186 U CN202320188186 U CN 202320188186U CN 219611959 U CN219611959 U CN 219611959U
- Authority
- CN
- China
- Prior art keywords
- speaker
- sound
- box
- side plate
- whispering gallery
- 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.)
- Active
Links
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 238000005192 partition Methods 0.000 claims description 10
- 229920000742 Cotton Polymers 0.000 claims description 8
- 230000003044 adaptive effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 206010020649 Hyperkeratosis Diseases 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320188186.2U CN219611959U (zh) | 2023-02-08 | 2023-02-08 | 车用回音壁音响 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320188186.2U CN219611959U (zh) | 2023-02-08 | 2023-02-08 | 车用回音壁音响 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219611959U true CN219611959U (zh) | 2023-08-29 |
Family
ID=87741606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202320188186.2U Active CN219611959U (zh) | 2023-02-08 | 2023-02-08 | 车用回音壁音响 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219611959U (zh) |
-
2023
- 2023-02-08 CN CN202320188186.2U patent/CN219611959U/zh active Active
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20231012 Address after: B404, 4th Floor, Building 2, No. 28 Shangdi West Road, Haidian District, Beijing, 100193 Patentee after: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT Co.,Ltd. Address before: Room 317, 3rd Floor, Building 1, No. 526 Fute East Third Road, China (Shanghai) Pilot Free Trade Zone, Pudong New Area, Shanghai, March 2012 Patentee before: Shanghai Jusheng Technology Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shanghai Jusheng Technology Co.,Ltd. Assignor: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT Co.,Ltd. Contract record no.: X2023980048854 Denomination of utility model: Car Echo Wall Sound System Granted publication date: 20230829 License type: Common License Record date: 20231128 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240805 Address after: 101, 4th Floor, Building 22, East Campus, No. 10 Xibeiwang East Road, Haidian District, Beijing 100193 Patentee after: Ruilian Xingchen (Beijing) Technology Co.,Ltd. Country or region after: China Address before: B404, 4th Floor, Building 2, No. 28 Shangdi West Road, Haidian District, Beijing, 100193 Patentee before: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT Co.,Ltd. Country or region before: China |
|
TR01 | Transfer of patent right |