EP3920554A4 - Screen sound-generating device - Google Patents

Screen sound-generating device Download PDF

Info

Publication number
EP3920554A4
EP3920554A4 EP20779202.9A EP20779202A EP3920554A4 EP 3920554 A4 EP3920554 A4 EP 3920554A4 EP 20779202 A EP20779202 A EP 20779202A EP 3920554 A4 EP3920554 A4 EP 3920554A4
Authority
EP
European Patent Office
Prior art keywords
generating device
screen sound
sound
screen
generating
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.)
Granted
Application number
EP20779202.9A
Other languages
German (de)
French (fr)
Other versions
EP3920554A1 (en
EP3920554B1 (en
Inventor
Bo Huang
Yufei Sun
Peng ZHA
Mingsheng RAO
Yingming Li
Chien Feng Yeh
Renxuan Qin
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co 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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of EP3920554A1 publication Critical patent/EP3920554A1/en
Publication of EP3920554A4 publication Critical patent/EP3920554A4/en
Application granted granted Critical
Publication of EP3920554B1 publication Critical patent/EP3920554B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising superposed layers in contact
    • 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
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2811—Enclosures comprising vibrating or resonating arrangements 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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • 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
    • H04R9/02—Details
    • 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
    • H04R2400/00—Loudspeakers
    • H04R2400/11—Aspects regarding the frame of 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
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/05—Aspects relating to the positioning and way or means of mounting of exciters to resonant bending wave panels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2440/00—Bending wave transducers covered by H04R, not provided for in its groups
    • H04R2440/07—Loudspeakers using bending wave resonance and pistonic motion to generate sound
    • 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
    • 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
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
EP20779202.9A 2019-03-25 2020-03-14 Screen sound-generating device Active EP3920554B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910229225.7A CN110087172B (en) 2019-03-25 2019-03-25 Screen sound production equipment
PCT/CN2020/079386 WO2020192457A1 (en) 2019-03-25 2020-03-14 Screen sound-generating device

Publications (3)

Publication Number Publication Date
EP3920554A1 EP3920554A1 (en) 2021-12-08
EP3920554A4 true EP3920554A4 (en) 2022-03-30
EP3920554B1 EP3920554B1 (en) 2023-10-11

Family

ID=67413543

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20779202.9A Active EP3920554B1 (en) 2019-03-25 2020-03-14 Screen sound-generating device

Country Status (3)

Country Link
EP (1) EP3920554B1 (en)
CN (1) CN110087172B (en)
WO (1) WO2020192457A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110087172B (en) * 2019-03-25 2021-10-15 华为技术有限公司 Screen sound production equipment
CN211909149U (en) 2019-09-06 2020-11-10 华为技术有限公司 Mobile terminal
CN112492065B (en) * 2019-09-12 2022-11-11 华为技术有限公司 Display terminal
CN111147643B (en) * 2019-12-30 2021-05-25 Oppo广东移动通信有限公司 Vibration sounding assembly, electronic equipment and assembly method of vibration sounding assembly
CN111163397A (en) * 2020-01-17 2020-05-15 西安闻泰电子科技有限公司 Screen sounding structure and mobile phone terminal
CN113472918B (en) * 2020-03-30 2023-12-05 Oppo广东移动通信有限公司 Electronic equipment

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108566592A (en) * 2018-04-28 2018-09-21 歌尔股份有限公司 Screen sound-producing device and electronic equipment
EP3410739A1 (en) * 2017-05-31 2018-12-05 LG Display Co., Ltd. Display apparatus
CN109032257A (en) * 2018-08-10 2018-12-18 刘博文 Electronic display unit and electronic equipment

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2738746C (en) * 2008-09-19 2015-11-10 National University Of Singapore Haptic chair sound enhancing system with audiovisual display
CN203086644U (en) * 2013-01-04 2013-07-24 瑞声科技（南京）有限公司 Screen sounder
CN203206465U (en) * 2013-03-20 2013-09-18 瑞声科技（南京）有限公司 Screen sounding device
CN203206318U (en) * 2013-04-05 2013-09-18 瑞声科技（南京）有限公司 Screen apparatus
CN203352639U (en) * 2013-06-04 2013-12-18 瑞声科技（南京）有限公司 Screen sounding device and mobile terminal using same device
KR102229137B1 (en) * 2014-05-20 2021-03-18 삼성디스플레이 주식회사 Display apparatus
JP6275566B2 (en) * 2014-06-26 2018-02-07 京セラ株式会社 Electronics
KR102259805B1 (en) * 2016-11-30 2021-06-02 엘지디스플레이 주식회사 Display device
CN108881523B (en) * 2018-04-28 2020-10-16 歌尔股份有限公司 Electronic display device and electronic device
CN108600457A (en) * 2018-04-28 2018-09-28 维沃移动通信有限公司 A kind of mobile terminal
CN108810765B (en) * 2018-08-01 2019-09-06 刘博文 Electronic display unit and electronic equipment
CN110087172B (en) * 2019-03-25 2021-10-15 华为技术有限公司 Screen sound production equipment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3410739A1 (en) * 2017-05-31 2018-12-05 LG Display Co., Ltd. Display apparatus
CN108566592A (en) * 2018-04-28 2018-09-21 歌尔股份有限公司 Screen sound-producing device and electronic equipment
CN109032257A (en) * 2018-08-10 2018-12-18 刘博文 Electronic display unit and electronic equipment

Also Published As

Publication number Publication date
EP3920554A1 (en) 2021-12-08
EP3920554B1 (en) 2023-10-11
CN110087172A (en) 2019-08-02
CN110087172B (en) 2021-10-15
WO2020192457A1 (en) 2020-10-01

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