EP1241919A3 - Procédé de réduction de la distorsion dans un récepteur - Google Patents

Procédé de réduction de la distorsion dans un récepteur Download PDF

Info

Publication number
EP1241919A3
EP1241919A3 EP02251724A EP02251724A EP1241919A3 EP 1241919 A3 EP1241919 A3 EP 1241919A3 EP 02251724 A EP02251724 A EP 02251724A EP 02251724 A EP02251724 A EP 02251724A EP 1241919 A3 EP1241919 A3 EP 1241919A3
Authority
EP
European Patent Office
Prior art keywords
receiver
housing
diaphragm assembly
diaphragm
paddle
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.)
Granted
Application number
EP02251724A
Other languages
German (de)
English (en)
Other versions
EP1241919A2 (fr
EP1241919B1 (fr
Inventor
Daniel Max Warren
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.)
Knowles Electronics LLC
Original Assignee
Knowles Electronics LLC
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 Knowles Electronics LLC filed Critical Knowles Electronics LLC
Publication of EP1241919A2 publication Critical patent/EP1241919A2/fr
Publication of EP1241919A3 publication Critical patent/EP1241919A3/fr
Application granted granted Critical
Publication of EP1241919B1 publication Critical patent/EP1241919B1/fr
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
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/02—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/06—Telephone receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
EP20020251724 2001-03-12 2002-03-12 Procédé de réduction de la distorsion dans un récepteur Expired - Lifetime EP1241919B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US9581901A 2001-03-12 2001-03-12
US27508601P 2001-03-12 2001-03-12
US95819 2001-03-12
US275086P 2001-03-12

Publications (3)

Publication Number Publication Date
EP1241919A2 EP1241919A2 (fr) 2002-09-18
EP1241919A3 true EP1241919A3 (fr) 2003-07-16
EP1241919B1 EP1241919B1 (fr) 2011-10-05

Family

ID=26790653

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20020251724 Expired - Lifetime EP1241919B1 (fr) 2001-03-12 2002-03-12 Procédé de réduction de la distorsion dans un récepteur

Country Status (2)

Country Link
EP (1) EP1241919B1 (fr)
DK (1) DK1241919T3 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876843A (en) * 1973-01-02 1975-04-08 Textron Inc Directional hearing aid with variable directivity
US3995124A (en) * 1974-09-25 1976-11-30 Saad Zaghloul Mohamed Gabr Noise cancelling microphone
US5452268A (en) * 1994-08-12 1995-09-19 The Charles Stark Draper Laboratory, Inc. Acoustic transducer with improved low frequency response
WO2000041432A2 (fr) * 1999-01-07 2000-07-13 Sarnoff Corporation Appareil de correction auditive dote d'un microphone a grande membrane et d'une carte a circuit imprime

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876843A (en) * 1973-01-02 1975-04-08 Textron Inc Directional hearing aid with variable directivity
US3995124A (en) * 1974-09-25 1976-11-30 Saad Zaghloul Mohamed Gabr Noise cancelling microphone
US5452268A (en) * 1994-08-12 1995-09-19 The Charles Stark Draper Laboratory, Inc. Acoustic transducer with improved low frequency response
WO2000041432A2 (fr) * 1999-01-07 2000-07-13 Sarnoff Corporation Appareil de correction auditive dote d'un microphone a grande membrane et d'une carte a circuit imprime

Also Published As

Publication number Publication date
EP1241919A2 (fr) 2002-09-18
DK1241919T3 (da) 2012-02-06
EP1241919B1 (fr) 2011-10-05

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