CN118947135A - 音响信号输出装置 - Google Patents

音响信号输出装置 Download PDF

Info

Publication number
CN118947135A
CN118947135A CN202280094320.0A CN202280094320A CN118947135A CN 118947135 A CN118947135 A CN 118947135A CN 202280094320 A CN202280094320 A CN 202280094320A CN 118947135 A CN118947135 A CN 118947135A
Authority
CN
China
Prior art keywords
acoustic signal
sound
acoustic
emitted
signal output
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
CN202280094320.0A
Other languages
English (en)
Chinese (zh)
Inventor
千叶大将
加古达也
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 CN118947135A publication Critical patent/CN118947135A/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
    • H04R1/20—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
    • 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 
    • H04R1/28—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
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
    • 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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type
    • 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
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
    • 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)
  • Telephone Set Structure (AREA)
CN202280094320.0A 2022-03-31 2022-03-31 音响信号输出装置 Pending CN118947135A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/016739 WO2023188345A1 (ja) 2022-03-31 2022-03-31 音響信号出力装置

Publications (1)

Publication Number Publication Date
CN118947135A true CN118947135A (zh) 2024-11-12

Family

ID=88200343

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280094320.0A Pending CN118947135A (zh) 2022-03-31 2022-03-31 音响信号输出装置

Country Status (6)

Country Link
US (1) US20250203276A1 (https=)
EP (1) EP4503647A4 (https=)
JP (1) JP7758166B2 (https=)
KR (1) KR102942006B1 (https=)
CN (1) CN118947135A (https=)
WO (1) WO2023188345A1 (https=)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2445388B (en) * 2007-02-16 2009-01-07 Sonaptic Ltd Ear-worn speaker-carrying devices
WO2020220724A1 (zh) * 2019-04-30 2020-11-05 深圳市韶音科技有限公司 一种声学输出装置
US10397681B2 (en) * 2016-12-11 2019-08-27 Base Corporation Acoustic transducer
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
CN112738680B (zh) * 2020-12-24 2025-02-28 深圳市珑为科技有限公司 一种挂耳式个人音响设备

Also Published As

Publication number Publication date
US20250203276A1 (en) 2025-06-19
KR20240155296A (ko) 2024-10-28
JPWO2023188345A1 (https=) 2023-10-05
WO2023188345A1 (ja) 2023-10-05
EP4503647A4 (en) 2026-03-11
KR102942006B1 (ko) 2026-03-20
EP4503647A1 (en) 2025-02-05
JP7758166B2 (ja) 2025-10-22

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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
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