CN118176743A - 音响信号输出装置 - Google Patents

音响信号输出装置 Download PDF

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Publication number
CN118176743A
CN118176743A CN202180103950.5A CN202180103950A CN118176743A CN 118176743 A CN118176743 A CN 118176743A CN 202180103950 A CN202180103950 A CN 202180103950A CN 118176743 A CN118176743 A CN 118176743A
Authority
CN
China
Prior art keywords
acoustic signal
sound
acoustic
signal output
emitted
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
CN202180103950.5A
Other languages
English (en)
Chinese (zh)
Inventor
千叶大将
加古达也
小林和则
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of CN118176743A publication Critical patent/CN118176743A/zh
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Headphones And Earphones (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
CN202180103950.5A 2021-11-09 2021-11-09 音响信号输出装置 Pending CN118176743A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/041129 WO2023084580A1 (ja) 2021-11-09 2021-11-09 音響信号出力装置

Publications (1)

Publication Number Publication Date
CN118176743A true CN118176743A (zh) 2024-06-11

Family

ID=86335276

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180103950.5A Pending CN118176743A (zh) 2021-11-09 2021-11-09 音响信号输出装置

Country Status (5)

Country Link
EP (1) EP4432696A4 (https=)
JP (2) JP7677442B2 (https=)
KR (1) KR102907047B1 (https=)
CN (1) CN118176743A (https=)
WO (1) WO2023084580A1 (https=)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4910146B2 (ja) * 2007-02-27 2012-04-04 国立大学法人九州工業大学 ヘッドホン装置
US9838787B1 (en) * 2016-06-06 2017-12-05 Bose Corporation Acoustic device
US9949030B2 (en) * 2016-06-06 2018-04-17 Bose Corporation Acoustic device
JP7003993B2 (ja) * 2017-07-21 2022-01-21 ソニーグループ株式会社 音響出力装置
WO2019234940A1 (ja) * 2018-06-08 2019-12-12 バブル ラボ カンパニー・リミテッド イヤホン
CN109769167B (zh) * 2019-01-05 2024-06-14 深圳市韶音科技有限公司 骨传导扬声装置
US11706552B2 (en) * 2019-09-02 2023-07-18 Bose Corporation Open audio device
AU2020350921B2 (en) * 2019-09-19 2023-05-25 Shenzhen Shokz Co., Ltd. Acoustic output apparatus

Also Published As

Publication number Publication date
EP4432696A1 (en) 2024-09-18
KR102907047B1 (ko) 2026-01-05
JP2025106611A (ja) 2025-07-15
JP7677442B2 (ja) 2025-05-15
WO2023084580A1 (ja) 2023-05-19
JPWO2023084580A1 (https=) 2023-05-19
KR20240089238A (ko) 2024-06-20
EP4432696A4 (en) 2025-09-17

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Legal Events

Date Code Title Description
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

Country or region after: Japan

Address after: Tokyo, Japan

Applicant after: Entiti Corp.

Address before: Tokyo, Japan

Applicant before: NIPPON TELEGRAPH AND TELEPHONE Corp.

Country or region before: Japan

CB02 Change of applicant information