FR2495361B1 - LISTENING APPARATUS WITH PROPORTIONAL AND PROGRESSIVE EFFECT FOR MODIFYING THE SOUND SPECTRUM OF THE OUTPUT SIGNAL ACCORDING TO THE AMPLITUDE OF THE INPUT SIGNAL (OR THE AMPLITUDE ACCORDING TO THE SPECTRUM OF THE INPUT SIGNAL) ) - Google Patents

LISTENING APPARATUS WITH PROPORTIONAL AND PROGRESSIVE EFFECT FOR MODIFYING THE SOUND SPECTRUM OF THE OUTPUT SIGNAL ACCORDING TO THE AMPLITUDE OF THE INPUT SIGNAL (OR THE AMPLITUDE ACCORDING TO THE SPECTRUM OF THE INPUT SIGNAL) )

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Publication number
FR2495361B1
FR2495361B1 FR8025965A FR8025965A FR2495361B1 FR 2495361 B1 FR2495361 B1 FR 2495361B1 FR 8025965 A FR8025965 A FR 8025965A FR 8025965 A FR8025965 A FR 8025965A FR 2495361 B1 FR2495361 B1 FR 2495361B1
Authority
FR
France
Prior art keywords
amplitude
input signal
spectrum
modifying
proportional
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
Application number
FR8025965A
Other languages
French (fr)
Other versions
FR2495361A1 (en
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8025965A priority Critical patent/FR2495361B1/en
Publication of FR2495361A1 publication Critical patent/FR2495361A1/en
Application granted granted Critical
Publication of FR2495361B1 publication Critical patent/FR2495361B1/en
Expired 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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B19/00—Teaching not covered by other main groups of this subclass
    • G09B19/04—Speaking
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B21/00—Teaching, or communicating with, the blind, deaf or mute
    • G09B21/009—Teaching or communicating with deaf persons
    • 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
    • H04R25/35—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using translation techniques
    • H04R25/356—Amplitude, e.g. amplitude shift or compression
FR8025965A 1980-12-03 1980-12-03 LISTENING APPARATUS WITH PROPORTIONAL AND PROGRESSIVE EFFECT FOR MODIFYING THE SOUND SPECTRUM OF THE OUTPUT SIGNAL ACCORDING TO THE AMPLITUDE OF THE INPUT SIGNAL (OR THE AMPLITUDE ACCORDING TO THE SPECTRUM OF THE INPUT SIGNAL) ) Expired FR2495361B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8025965A FR2495361B1 (en) 1980-12-03 1980-12-03 LISTENING APPARATUS WITH PROPORTIONAL AND PROGRESSIVE EFFECT FOR MODIFYING THE SOUND SPECTRUM OF THE OUTPUT SIGNAL ACCORDING TO THE AMPLITUDE OF THE INPUT SIGNAL (OR THE AMPLITUDE ACCORDING TO THE SPECTRUM OF THE INPUT SIGNAL) )

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8025965A FR2495361B1 (en) 1980-12-03 1980-12-03 LISTENING APPARATUS WITH PROPORTIONAL AND PROGRESSIVE EFFECT FOR MODIFYING THE SOUND SPECTRUM OF THE OUTPUT SIGNAL ACCORDING TO THE AMPLITUDE OF THE INPUT SIGNAL (OR THE AMPLITUDE ACCORDING TO THE SPECTRUM OF THE INPUT SIGNAL) )

Publications (2)

Publication Number Publication Date
FR2495361A1 FR2495361A1 (en) 1982-06-04
FR2495361B1 true FR2495361B1 (en) 1987-04-24

Family

ID=9248764

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8025965A Expired FR2495361B1 (en) 1980-12-03 1980-12-03 LISTENING APPARATUS WITH PROPORTIONAL AND PROGRESSIVE EFFECT FOR MODIFYING THE SOUND SPECTRUM OF THE OUTPUT SIGNAL ACCORDING TO THE AMPLITUDE OF THE INPUT SIGNAL (OR THE AMPLITUDE ACCORDING TO THE SPECTRUM OF THE INPUT SIGNAL) )

Country Status (1)

Country Link
FR (1) FR2495361B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2568437B1 (en) * 1984-07-27 1988-10-14 Isi Beller AUDIO FREQUENCY CONVERTER APPARATUS, INSTALLATION FOR THE TREATMENT OF SUBJECTS WITH AUDIO-PHONATORY AND AUDITIVO-VERBAL DISORDERS INCLUDING SUCH APPARATUS AND METHOD USING SUCH AN INSTALLATION
FR2667185A1 (en) * 1990-09-20 1992-03-27 Tomatis Marc Andre INFORMATION PRESENTATION DEVICE ESPECIALLY FOR LANGUAGE TEACHING.
FR2672412B1 (en) * 1991-01-31 1994-06-17 Tomatis Int METHOD AND APPARATUS FOR TEACHING LANGUAGES.
FR2686442B1 (en) * 1992-01-21 1994-04-29 Beller Isi IMPROVED AUDIO FREQUENCY CONVERTER APPARATUS, INSTALLATION FOR THE TREATMENT OF SUBJECTS INCLUDING SUCH APPARATUS AND METHOD USING SUCH AN INSTALLATION.
FR2843479B1 (en) 2002-08-07 2004-10-22 Smart Inf Sa AUDIO-INTONATION CALIBRATION PROCESS

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2194339A5 (en) * 1972-07-31 1974-02-22 Beller Isi
JPS5250646B2 (en) * 1972-10-16 1977-12-26
DE2316939B2 (en) * 1973-04-04 1978-06-01 Siemens Ag, 1000 Berlin Und 8000 Muenchen Electric hearing aid circuit
FR2303434A1 (en) * 1975-03-04 1976-10-01 Tomatis Alfred Electronic speech therapy installation - has left and right speaker channels with amplifier and filter circuits

Also Published As

Publication number Publication date
FR2495361A1 (en) 1982-06-04

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Legal Events

Date Code Title Description
TP Transmission of property
CA Change of address
ST Notification of lapse