IT8740084A0 - Dispositivo per misurare,segnalare e controllare la pressione acustica (o livello sonoro) di un ambiente - Google Patents

Dispositivo per misurare,segnalare e controllare la pressione acustica (o livello sonoro) di un ambiente

Info

Publication number
IT8740084A0
IT8740084A0 IT8740084A IT4008487A IT8740084A0 IT 8740084 A0 IT8740084 A0 IT 8740084A0 IT 8740084 A IT8740084 A IT 8740084A IT 4008487 A IT4008487 A IT 4008487A IT 8740084 A0 IT8740084 A0 IT 8740084A0
Authority
IT
Italy
Prior art keywords
measure
environment
signal
control
sound
Prior art date
Application number
IT8740084A
Other languages
English (en)
Other versions
IT1213968B (it
Inventor
Athos Davoli
Original Assignee
Athos Davoli
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 Athos Davoli filed Critical Athos Davoli
Priority to IT8740084A priority Critical patent/IT1213968B/it
Publication of IT8740084A0 publication Critical patent/IT8740084A0/it
Priority to EP19880830234 priority patent/EP0298046A3/en
Application granted granted Critical
Publication of IT1213968B publication Critical patent/IT1213968B/it

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/182—Level alarms, e.g. alarms responsive to variables exceeding a threshold
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/10—Amplitude; Power
    • G01H3/14—Measuring mean amplitude; Measuring mean power; Measuring time integral of power
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/32—Automatic control in amplifiers having semiconductor devices the control being dependent upon ambient noise level or sound level

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
IT8740084A 1987-07-03 1987-07-03 Dispositivo per misurare,segnalare e controllare la pressione acustica (o livello sonoro) di un ambiente IT1213968B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT8740084A IT1213968B (it) 1987-07-03 1987-07-03 Dispositivo per misurare,segnalare e controllare la pressione acustica (o livello sonoro) di un ambiente
EP19880830234 EP0298046A3 (en) 1987-07-03 1988-05-23 Device for measuring, indicating and controlling sound pressure (or sound levels) in an environment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8740084A IT1213968B (it) 1987-07-03 1987-07-03 Dispositivo per misurare,segnalare e controllare la pressione acustica (o livello sonoro) di un ambiente

Publications (2)

Publication Number Publication Date
IT8740084A0 true IT8740084A0 (it) 1987-07-03
IT1213968B IT1213968B (it) 1990-01-05

Family

ID=11247832

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8740084A IT1213968B (it) 1987-07-03 1987-07-03 Dispositivo per misurare,segnalare e controllare la pressione acustica (o livello sonoro) di un ambiente

Country Status (2)

Country Link
EP (1) EP0298046A3 (it)
IT (1) IT1213968B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4020043A1 (de) * 1990-06-23 1992-01-09 Igedo Internationale Modemesse Elektronische lautstaerkebegrenzungsvorrichtung
FR2714510B1 (fr) * 1993-12-29 1996-03-01 Serge Pierre Installation de détection et limitation de sons d'origine musicale dans des locaux à usage public ou privé.
ES2087020B1 (es) * 1994-02-08 1998-03-01 Cruz Luis Gutierrez Sistema de sonorizacion de amplificador automatico compensado.
ES2112191B1 (es) * 1995-11-29 1998-11-16 Rubio Castillo Manuel Aparato de control del nivel de la presion sonora.
GB2321521A (en) * 1997-01-23 1998-07-29 Waring Hayes High visualfeedback metering
FR2808873B1 (fr) * 2000-05-12 2002-08-09 Francis Lafon Sonometre et son procede de fabrication
US7671737B2 (en) * 2007-12-07 2010-03-02 Microsoft Corporation Monitoring and notification apparatus
US8238582B2 (en) 2007-12-07 2012-08-07 Microsoft Corporation Sound playback and editing through physical interaction
US8259957B2 (en) 2008-01-10 2012-09-04 Microsoft Corporation Communication devices
US10739187B2 (en) * 2014-06-02 2020-08-11 Rosemount Inc. Industrial audio noise monitoring system
CN109511045A (zh) 2015-12-07 2019-03-22 京东方科技集团股份有限公司 耳机控制装置、耳机、可穿戴设备及耳机控制方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4307385A (en) * 1978-11-22 1981-12-22 Sue Ann Evans Noise monitoring apparatus
US4529973A (en) * 1983-06-08 1985-07-16 Blamberg Siegmar R School cafeteria sound level monitor

Also Published As

Publication number Publication date
IT1213968B (it) 1990-01-05
EP0298046A2 (en) 1989-01-04
EP0298046A3 (en) 1991-02-27

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970731