Title:
SPEAKER MODULE
Document Type and Number:
WIPO Patent Application WO/2018/045668
Kind Code:
A1
Abstract:
Disclosed is a speaker module. The speaker module comprises: a module housing, said module housing having an accommodating chamber; a speaker assembly, said speaker assembly being arranged in said accommodating chamber and the speaker assembly dividing the accommodating chamber into a rear acoustic cavity and a front acoustic cavity; a non-foam sound-absorbing particulate having a hierarchical pore structure, said non-foam sound-absorbing particulate being filled into said rear acoustic cavity and the non-foam sound-absorbing particulate is constituted by adhesively bonding zeolite raw-powder microparticles; the non-foam sound-absorbing particles have pore channels having three different pore diameters: micropores, mesopores, and macropores; said non-foam sound-absorbing particles have an adhesive; the mass ratio of said adhesive in the non-foam sound-absorbing particles is 0.1-1%. One of the technical effects of the present invention is to improve the acoustic properties of the speaker module. (Fig. 2)
Inventors:
CAO XIAODONG (CN)
LIU JINLI (CN)
LIU JINLI (CN)
Application Number:
PCT/CN2016/111106
Publication Date:
March 15, 2018
Filing Date:
December 20, 2016
Export Citation:
Assignee:
GOERTEK INC (CN)
International Classes:
H04R9/06; H04R9/02
Foreign References:
| CN106231515A | 2016-12-14 | |||
| CN105516880A | 2016-04-20 | |||
| CN105872920A | 2016-08-17 | |||
| CN105013436A | 2015-11-04 | |||
| US5046104A | 1991-09-03 |
Attorney, Agent or Firm:
BEYOND TALENT PATENT AGENT FIRM (CN)
Download PDF: