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BR8005910A - Transdutores eletroacusticos - Google Patents

Transdutores eletroacusticos

Info

Publication number
BR8005910A
BR8005910A BR8005910A BR8005910A BR8005910A BR 8005910 A BR8005910 A BR 8005910A BR 8005910 A BR8005910 A BR 8005910A BR 8005910 A BR8005910 A BR 8005910A BR 8005910 A BR8005910 A BR 8005910A
Authority
BR
Brazil
Prior art keywords
acoustic transducers
electric acoustic
electric
transducers
acoustic
Prior art date
Application number
BR8005910A
Other languages
English (en)
Inventor
L Dymoke
H Banks
D Turville
M Ibbotson
Original Assignee
Int Standard Electric 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of BR8005910A publication Critical patent/BR8005910A/pt

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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/005—Piezoelectric transducers; Electrostrictive transducers using a piezoelectric polymer
    • 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
    • H04R1/06—Arranging circuit leads; Relieving strain on circuit leads
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
BR8005910A 1979-09-18 1980-09-16 Transdutores eletroacusticos BR8005910A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7932324A GB2059715B (en) 1979-09-18 1979-09-18 Electro acoustic transducers

Publications (1)

Publication Number Publication Date
BR8005910A true BR8005910A (pt) 1981-03-31

Family

ID=10507909

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8005910A BR8005910A (pt) 1979-09-18 1980-09-16 Transdutores eletroacusticos

Country Status (3)

Country Link
BR (1) BR8005910A (pt)
GB (1) GB2059715B (pt)
HK (1) HK76087A (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2542552B1 (fr) * 1983-03-07 1986-04-11 Thomson Csf Transducteur electroacoustique a diaphragme piezo-electrique
DE19541197A1 (de) * 1995-11-04 1997-05-07 Nokia Deutschland Gmbh Anordnung zur Abstrahlung von Schallwellen
DK172871B1 (da) * 1997-08-22 1999-08-23 Danfoss As Ultralydstransducer
JP4206599B2 (ja) * 2000-02-29 2009-01-14 康浩 蜂須賀 マイクロホン

Also Published As

Publication number Publication date
HK76087A (en) 1987-10-23
GB2059715B (en) 1984-02-01
GB2059715A (en) 1981-04-23

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