JP4221792B2 - スピーカ装置及びオーディオ信号送信装置 - Google Patents

スピーカ装置及びオーディオ信号送信装置 Download PDF

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Publication number
JP4221792B2
JP4221792B2 JP34070698A JP34070698A JP4221792B2 JP 4221792 B2 JP4221792 B2 JP 4221792B2 JP 34070698 A JP34070698 A JP 34070698A JP 34070698 A JP34070698 A JP 34070698A JP 4221792 B2 JP4221792 B2 JP 4221792B2
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JP
Japan
Prior art keywords
frequency
audio signal
speaker device
signal
modulating
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.)
Expired - Fee Related
Application number
JP34070698A
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English (en)
Japanese (ja)
Other versions
JPH11262084A5 (enExample
JPH11262084A (ja
Inventor
徹 佐々木
薫 行徳
宏平 浅田
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP34070698A priority Critical patent/JP4221792B2/ja
Priority to PCT/JP1998/006008 priority patent/WO1999035881A1/ja
Priority to US09/380,816 priority patent/US6807281B1/en
Priority to KR1019997008033A priority patent/KR100561094B1/ko
Publication of JPH11262084A publication Critical patent/JPH11262084A/ja
Publication of JPH11262084A5 publication Critical patent/JPH11262084A5/ja
Application granted granted Critical
Publication of JP4221792B2 publication Critical patent/JP4221792B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • H04R1/32—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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/022—Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2217/00—Details of magnetostrictive, piezoelectric, or electrostrictive transducers covered by H04R15/00 or H04R17/00 but not provided for in any of their subgroups
    • H04R2217/03—Parametric transducers where sound is generated or captured by the acoustic demodulation of amplitude modulated ultrasonic waves
    • 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)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Stereophonic System (AREA)
  • Transducers For Ultrasonic Waves (AREA)
JP34070698A 1998-01-09 1998-11-30 スピーカ装置及びオーディオ信号送信装置 Expired - Fee Related JP4221792B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP34070698A JP4221792B2 (ja) 1998-01-09 1998-11-30 スピーカ装置及びオーディオ信号送信装置
PCT/JP1998/006008 WO1999035881A1 (en) 1998-01-09 1998-12-28 Loudspeaker device and method for driving the same, and audio signal transmitter/receiver
US09/380,816 US6807281B1 (en) 1998-01-09 1998-12-28 Loudspeaker and method of driving the same as well as audio signal transmitting/receiving apparatus
KR1019997008033A KR100561094B1 (ko) 1998-01-09 1998-12-28 스피커장치 및 그 구동방법, 오디오신호 송수신장치

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP10-3483 1998-01-09
JP348398 1998-01-09
JP34070698A JP4221792B2 (ja) 1998-01-09 1998-11-30 スピーカ装置及びオーディオ信号送信装置

Publications (3)

Publication Number Publication Date
JPH11262084A JPH11262084A (ja) 1999-09-24
JPH11262084A5 JPH11262084A5 (enExample) 2005-11-04
JP4221792B2 true JP4221792B2 (ja) 2009-02-12

Family

ID=26337066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP34070698A Expired - Fee Related JP4221792B2 (ja) 1998-01-09 1998-11-30 スピーカ装置及びオーディオ信号送信装置

Country Status (4)

Country Link
US (1) US6807281B1 (enExample)
JP (1) JP4221792B2 (enExample)
KR (1) KR100561094B1 (enExample)
WO (1) WO1999035881A1 (enExample)

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JP4692803B2 (ja) * 2001-09-28 2011-06-01 ソニー株式会社 音響処理装置
JP4138287B2 (ja) * 2001-10-09 2008-08-27 シャープ株式会社 超指向性音響装置およびプログラム
JP3581343B2 (ja) * 2001-11-09 2004-10-27 日本電信電話株式会社 音響再生方法・音響再生装置
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Also Published As

Publication number Publication date
JPH11262084A (ja) 1999-09-24
WO1999035881A1 (en) 1999-07-15
KR100561094B1 (ko) 2006-03-15
US6807281B1 (en) 2004-10-19
KR20000075951A (ko) 2000-12-26

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