AR216250A1 - Transductor electroacustico - Google Patents

Transductor electroacustico

Info

Publication number: AR216250A1
Authority: AR; Argentina
Prior art keywords: electroacoustic transducer; electroacoustic; transducer
Prior art date: 1978-07-17

Application number

AR27705579A

Other languages

English (en)

Original Assignee

Siemens Ag

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.)

1978-07-17

Filing date

1979-06-26

Publication date

1979-11-30

1979-06-26 Application filed by Siemens Ag filed Critical Siemens Ag

1979-11-30 Application granted granted Critical

1979-11-30 Publication of AR216250A1 publication Critical patent/AR216250A1/es

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
- 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)
Piezo-Electric Transducers For Audible Bands (AREA)
Transducers For Ultrasonic Waves (AREA)

AR27705579A 1978-07-17 1979-06-26 Transductor electroacustico AR216250A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19782831377 DE2831377A1 (de)	1978-07-17	1978-07-17	Elektroakustischer wandler

Publications (1)

Publication Number	Publication Date
AR216250A1 true AR216250A1 (es)	1979-11-30

Family

ID=6044600

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AR27705579A AR216250A1 (es)	1978-07-17	1979-06-26	Transductor electroacustico

Country Status (8)

Country	Link
EP (1)	EP0007435A1 (es)
JP (1)	JPS5516597A (es)
AR (1)	AR216250A1 (es)
AU (1)	AU4892979A (es)
BR (1)	BR7904525A (es)
DE (1)	DE2831377A1 (es)
GB (1)	GB2025733A (es)
IN (1)	IN149955B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3232177A1 (de) *	1982-08-30	1984-03-01	Siemens AG, 1000 Berlin und 8000 München	Piezoelektrischer wandler
FR2599207B1 (fr) *	1986-05-23	1989-05-26	Labo Electronique Physique	Dispositif du type haut-parleur piezoelectrique
DE59907398D1 (de) *	1999-01-11	2003-11-20	Siemens Ag	Passives mikrofon mit drahtloser übertragung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS4217838Y1 (es) *	1964-09-07	1967-10-16
JPS4840392A (es) *	1971-09-25	1973-06-13
DE2202254C2 (de) *	1972-01-18	1974-01-24	Siemens Ag	Elektroakustischer Wandler, insbesondere Mikrophon für Fernsprechanlagen
US3786202A (en) *	1972-04-10	1974-01-15	Motorola Inc	Acoustic transducer including piezoelectric driving element
DE2223531B1 (de) *	1972-05-15	1973-11-08	Siemens Ag	Elektroakustischer wandler
JPS4922090A (es) *	1972-06-17	1974-02-27
JPS5245439B2 (es) *	1972-08-31	1977-11-16

1978
- 1978-07-17 DE DE19782831377 patent/DE2831377A1/de not_active Withdrawn
1979
- 1979-06-19 EP EP79102026A patent/EP0007435A1/de not_active Withdrawn
- 1979-06-26 AR AR27705579A patent/AR216250A1/es active
- 1979-06-27 IN IN657/CAL/79A patent/IN149955B/en unknown
- 1979-07-11 GB GB7924085A patent/GB2025733A/en not_active Withdrawn
- 1979-07-16 AU AU48929/79A patent/AU4892979A/en not_active Abandoned
- 1979-07-16 JP JP8938579A patent/JPS5516597A/ja active Pending
- 1979-07-16 BR BR7904525A patent/BR7904525A/pt unknown

Also Published As

Publication number	Publication date
BR7904525A (pt)	1980-04-08
IN149955B (es)	1982-06-12
JPS5516597A (en)	1980-02-05
EP0007435A1 (de)	1980-02-06
DE2831377A1 (de)	1980-01-31
AU4892979A (en)	1980-01-24
GB2025733A (en)	1980-01-23

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