DE59907398D1 - Passives mikrofon mit drahtloser übertragung - Google Patents

Passives mikrofon mit drahtloser übertragung

Info

Publication number
DE59907398D1
DE59907398D1 DE59907398T DE59907398T DE59907398D1 DE 59907398 D1 DE59907398 D1 DE 59907398D1 DE 59907398 T DE59907398 T DE 59907398T DE 59907398 T DE59907398 T DE 59907398T DE 59907398 D1 DE59907398 D1 DE 59907398D1
Authority
DE
Germany
Prior art keywords
wireless transmission
passive microphone
microphone
passive
wireless
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 - Lifetime
Application number
DE59907398T
Other languages
English (en)
Inventor
Juergen Michel
Bernhard Raaf
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.)
Hewlett Packard Development Co LP
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.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Application granted granted Critical
Publication of DE59907398D1 publication Critical patent/DE59907398D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04R17/02—Microphones
DE59907398T 1999-01-11 1999-08-12 Passives mikrofon mit drahtloser übertragung Expired - Lifetime DE59907398D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19900633 1999-01-11
PCT/DE1999/002524 WO2000042813A1 (de) 1999-01-11 1999-08-12 Passives mikrofon mit drahtloser übertragung

Publications (1)

Publication Number Publication Date
DE59907398D1 true DE59907398D1 (de) 2003-11-20

Family

ID=7893893

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59907398T Expired - Lifetime DE59907398D1 (de) 1999-01-11 1999-08-12 Passives mikrofon mit drahtloser übertragung

Country Status (3)

Country Link
EP (1) EP1142444B1 (de)
DE (1) DE59907398D1 (de)
WO (1) WO2000042813A1 (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS505396B1 (de) * 1970-10-14 1975-03-03
DE2831377A1 (de) * 1978-07-17 1980-01-31 Siemens Ag Elektroakustischer wandler
CH664659A5 (en) * 1987-03-14 1988-03-15 Erwin Meister Throat microphone with round bracket with tongue at one end - contg. round piezoelectric resonator as transducer and sound damping parts
JP2523867B2 (ja) * 1989-04-19 1996-08-14 松下電器産業株式会社 ワイヤレスマイクロホン
JPH05129872A (ja) * 1991-11-07 1993-05-25 Hitachi Ltd 表面波共振子、表面波フイルタ、分波器および移動無線装置
DE19520674A1 (de) * 1995-06-07 1996-12-12 Burkhard Weis Verfahren und Vorrichtung zur kontinuierlichen Kontrolle des Reifendruckes von Fahrzeugreifen während der Fahrt

Also Published As

Publication number Publication date
EP1142444B1 (de) 2003-10-15
EP1142444A1 (de) 2001-10-10
WO2000042813A1 (de) 2000-07-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: BENQ MOBILE GMBH & CO. OHG, 81667 MUENCHEN, DE

8339 Ceased/non-payment of the annual fee
8327 Change in the person/name/address of the patent owner

Owner name: PALM, INC. (N.D.GES. D. STAATES DELAWARE), SUN, US

8328 Change in the person/name/address of the agent

Representative=s name: SAMSON & PARTNER, PATENTANWAELTE, 80538 MUENCHEN

8370 Indication related to discontinuation of the patent is to be deleted
8327 Change in the person/name/address of the patent owner

Owner name: HEWLETT-PACKARD DEVELOPMENT CO., L.P., HOUSTON, US