CN115552922A - 移动终端 - Google Patents

移动终端 Download PDF

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Publication number
CN115552922A
CN115552922A CN202080097518.5A CN202080097518A CN115552922A CN 115552922 A CN115552922 A CN 115552922A CN 202080097518 A CN202080097518 A CN 202080097518A CN 115552922 A CN115552922 A CN 115552922A
Authority
CN
China
Prior art keywords
sound
dust screen
mobile terminal
loudspeaker
sound outlet
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
Application number
CN202080097518.5A
Other languages
English (en)
Inventor
张富坤
雷卫强
华展翼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hytera Communications Corp Ltd
Original Assignee
Hytera Communications Corp Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hytera Communications Corp Ltd filed Critical Hytera Communications Corp Ltd
Publication of CN115552922A publication Critical patent/CN115552922A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers
    • 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
    • H04R1/023—Screens for loudspeakers
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2869—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself
    • H04R1/2873—Reduction of undesired resonances, i.e. standing waves within enclosure, or of undesired vibrations, i.e. of the enclosure itself for loudspeaker transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)

Abstract

本申请涉及一种移动终端，包括：壳体，形成有收容腔和出音口；扬声器组件，设置于收容腔内，由出音口出音。扬声器组件包括喇叭和防尘网，防尘网固定于壳体上，且位于喇叭和壳体之间；喇叭包括用于振动发声的振动膜片，出音口面积占振动膜片有效面积的比例不大于15％；其中，防尘网的网状面积大于出音口的面积，防尘网与壳体及喇叭均间隔设置。本申请移动终端加大了防尘网的网状面积，使声音经防尘网与壳体之间的间隔空间传播至出音口，增加了防尘网的透气面积，减少了热粘滞效应，因而减少了防尘网对声音的衰减影响，增加信噪比，且避免了由于防尘网震动碰撞壳体与喇叭导致异音产生的情况。

Description

PCT国内申请，说明书已公开。

Claims (9)

  1. PCT国内申请，权利要求书已公开。
CN202080097518.5A 2020-02-24 2020-02-24 移动终端 Pending CN115552922A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/076486 WO2021168631A1 (zh) 2020-02-24 2020-02-24 移动终端

Publications (1)

Publication Number Publication Date
CN115552922A true CN115552922A (zh) 2022-12-30

Family

ID=77491721

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080097518.5A Pending CN115552922A (zh) 2020-02-24 2020-02-24 移动终端

Country Status (4)

Country Link
CN (1) CN115552922A (zh)
DE (1) DE112020006436T5 (zh)
GB (1) GB2608077B (zh)
WO (1) WO2021168631A1 (zh)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050277450A1 (en) * 2004-04-28 2005-12-15 Sanyo Electric Co., Ltd. Portable electronic device
JP2007200226A (ja) * 2006-01-30 2007-08-09 Riken Keiki Co Ltd ガス警報器
US20140294217A1 (en) * 2013-03-29 2014-10-02 Fujitsu Limited Mobile electronic device and method for waterproofing mobile electronic device
CN106101950A (zh) * 2016-07-11 2016-11-09 深圳天珑无线科技有限公司 移动终端
CN108712708A (zh) * 2018-06-19 2018-10-26 深圳市沃特沃德股份有限公司 扬声器组件及智能设备
CN110138940A (zh) * 2019-06-03 2019-08-16 华勤通讯技术有限公司 一种侧面出音的发声模组及移动终端
CN211606727U (zh) * 2020-02-24 2020-09-29 海能达通信股份有限公司 移动终端

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI252048B (en) * 2003-07-31 2006-03-21 Casio Computer Co Ltd Speaker installation and anti-dust structure
US20100304796A1 (en) * 2006-11-23 2010-12-02 Nokia Corporation Magnetic Shield
CN102547497A (zh) * 2010-12-14 2012-07-04 富泰华工业（深圳）有限公司 喇叭孔防尘网及其固定方法与采用其的电子装置
CN208402110U (zh) * 2018-04-12 2019-01-18 Oppo广东移动通信有限公司 一种电子装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050277450A1 (en) * 2004-04-28 2005-12-15 Sanyo Electric Co., Ltd. Portable electronic device
JP2007200226A (ja) * 2006-01-30 2007-08-09 Riken Keiki Co Ltd ガス警報器
US20140294217A1 (en) * 2013-03-29 2014-10-02 Fujitsu Limited Mobile electronic device and method for waterproofing mobile electronic device
CN106101950A (zh) * 2016-07-11 2016-11-09 深圳天珑无线科技有限公司 移动终端
CN108712708A (zh) * 2018-06-19 2018-10-26 深圳市沃特沃德股份有限公司 扬声器组件及智能设备
CN110138940A (zh) * 2019-06-03 2019-08-16 华勤通讯技术有限公司 一种侧面出音的发声模组及移动终端
CN211606727U (zh) * 2020-02-24 2020-09-29 海能达通信股份有限公司 移动终端

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
王蔚: "基于LMS Virtual.Lab的手机扬声器腔体声学仿真", 《陕西省通信学会2016年学术年会论文集》, 22 November 2016 (2016-11-22) *

Also Published As

Publication number Publication date
GB2608077B (en) 2023-11-01
DE112020006436T5 (de) 2022-10-13
GB202213692D0 (en) 2022-11-02
WO2021168631A1 (zh) 2021-09-02
GB2608077A (en) 2022-12-21

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