IT1315397B1 - PORTABLE EQUALIZER WITH ADJUSTABLE FREQUENCIES ACCORDING TO THE INDIVIDUAL'S HEARING CAPACITY. - Google Patents

PORTABLE EQUALIZER WITH ADJUSTABLE FREQUENCIES ACCORDING TO THE INDIVIDUAL'S HEARING CAPACITY.

Info

Publication number
IT1315397B1
IT1315397B1 ITPD20000047A IT1315397B1 IT 1315397 B1 IT1315397 B1 IT 1315397B1 IT PD20000047 A ITPD20000047 A IT PD20000047A IT 1315397 B1 IT1315397 B1 IT 1315397B1
Authority
IT
Italy
Prior art keywords
individual
frequencies according
hearing capacity
adjustable frequencies
equalizer
Prior art date
Application number
Other languages
Italian (it)
Inventor
Alberto Illotti
Original Assignee
Alberto Illotti
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 Alberto Illotti filed Critical Alberto Illotti
Priority to ITPD20000047 priority Critical patent/IT1315397B1/en
Priority to PCT/IT2001/000074 priority patent/WO2001063757A2/en
Priority to AU2001241023A priority patent/AU2001241023A1/en
Publication of ITPD20000047A1 publication Critical patent/ITPD20000047A1/en
Application granted granted Critical
Publication of IT1315397B1 publication Critical patent/IT1315397B1/en

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H03G5/02—Manually-operated control
    • H03G5/025—Equalizers; Volume or gain control in limited frequency bands
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G5/00—Tone control or bandwidth control in amplifiers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R27/00—Public address systems
    • H04R27/02—Amplifying systems for the deaf

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Networks Using Active Elements (AREA)
ITPD20000047 2000-02-23 2000-02-23 PORTABLE EQUALIZER WITH ADJUSTABLE FREQUENCIES ACCORDING TO THE INDIVIDUAL'S HEARING CAPACITY. IT1315397B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITPD20000047 IT1315397B1 (en) 2000-02-23 2000-02-23 PORTABLE EQUALIZER WITH ADJUSTABLE FREQUENCIES ACCORDING TO THE INDIVIDUAL'S HEARING CAPACITY.
PCT/IT2001/000074 WO2001063757A2 (en) 2000-02-23 2001-02-16 Portable equalizer with frequencies adjustable according to the user's hearing capacity
AU2001241023A AU2001241023A1 (en) 2000-02-23 2001-02-16 Portable equalizer with frequencies adjustable according to the user's hearing capacity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITPD20000047 IT1315397B1 (en) 2000-02-23 2000-02-23 PORTABLE EQUALIZER WITH ADJUSTABLE FREQUENCIES ACCORDING TO THE INDIVIDUAL'S HEARING CAPACITY.

Publications (2)

Publication Number Publication Date
ITPD20000047A1 ITPD20000047A1 (en) 2001-08-23
IT1315397B1 true IT1315397B1 (en) 2003-02-10

Family

ID=11451834

Family Applications (1)

Application Number Title Priority Date Filing Date
ITPD20000047 IT1315397B1 (en) 2000-02-23 2000-02-23 PORTABLE EQUALIZER WITH ADJUSTABLE FREQUENCIES ACCORDING TO THE INDIVIDUAL'S HEARING CAPACITY.

Country Status (3)

Country Link
AU (1) AU2001241023A1 (en)
IT (1) IT1315397B1 (en)
WO (1) WO2001063757A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9307340B2 (en) 2010-05-06 2016-04-05 Dolby Laboratories Licensing Corporation Audio system equalization for portable media playback devices

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4396806B2 (en) * 1980-10-20 1998-06-02 A & L Ventures I Hearing aid amplifier
US4947432B1 (en) * 1986-02-03 1993-03-09 Programmable hearing aid
US5533120A (en) * 1994-02-01 1996-07-02 Tandy Corporation Acoustic feedback cancellation for equalized amplifying systems
JPH08191340A (en) * 1995-01-09 1996-07-23 Nippon Telegr & Teleph Corp <Ntt> Telephone set with auditory characteristic compensation means
JPH08298699A (en) * 1995-04-25 1996-11-12 I C Denshi Kogyo Kk Hearing aid with characteristic adjusting function

Also Published As

Publication number Publication date
WO2001063757A2 (en) 2001-08-30
WO2001063757A3 (en) 2002-03-21
AU2001241023A1 (en) 2001-09-03
ITPD20000047A1 (en) 2001-08-23

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