CA2224633C - Frequence audio controllee et se controllant soi-meme pour controller le niveau d'un son produit par appareil ou machine - Google Patents

Frequence audio controllee et se controllant soi-meme pour controller le niveau d'un son produit par appareil ou machine Download PDF

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Publication number
CA2224633C
CA2224633C CA002224633A CA2224633A CA2224633C CA 2224633 C CA2224633 C CA 2224633C CA 002224633 A CA002224633 A CA 002224633A CA 2224633 A CA2224633 A CA 2224633A CA 2224633 C CA2224633 C CA 2224633C
Authority
CA
Canada
Prior art keywords
signal
sound
selector switch
level
sound level
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 - Fee Related
Application number
CA002224633A
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English (en)
Other versions
CA2224633A1 (fr
Inventor
Ziad Anani
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 CA002224633A priority Critical patent/CA2224633C/fr
Publication of CA2224633A1 publication Critical patent/CA2224633A1/fr
Application granted granted Critical
Publication of CA2224633C publication Critical patent/CA2224633C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K31/00—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator
    • B60K31/02—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator including electrically actuated servomechanism
    • B60K31/04—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator including electrically actuated servomechanism and means for comparing one electrical quantity, e.g. voltage, pulse, waveform, flux, or the like, with another quantity of a like kind, which comparison means is involved in the development of an electrical signal which is fed into the controlling means

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Control Of Amplification And Gain Control (AREA)
CA002224633A 1998-03-04 1998-03-04 Frequence audio controllee et se controllant soi-meme pour controller le niveau d'un son produit par appareil ou machine Expired - Fee Related CA2224633C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002224633A CA2224633C (fr) 1998-03-04 1998-03-04 Frequence audio controllee et se controllant soi-meme pour controller le niveau d'un son produit par appareil ou machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002224633A CA2224633C (fr) 1998-03-04 1998-03-04 Frequence audio controllee et se controllant soi-meme pour controller le niveau d'un son produit par appareil ou machine

Publications (2)

Publication Number Publication Date
CA2224633A1 CA2224633A1 (fr) 1999-09-04
CA2224633C true CA2224633C (fr) 2001-09-25

Family

ID=4161893

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002224633A Expired - Fee Related CA2224633C (fr) 1998-03-04 1998-03-04 Frequence audio controllee et se controllant soi-meme pour controller le niveau d'un son produit par appareil ou machine

Country Status (1)

Country Link
CA (1) CA2224633C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4276521A2 (fr) * 2014-04-25 2023-11-15 Osterhout Group, Inc. Systèmes informatiques portés sur la tête

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4276521A2 (fr) * 2014-04-25 2023-11-15 Osterhout Group, Inc. Systèmes informatiques portés sur la tête

Also Published As

Publication number Publication date
CA2224633A1 (fr) 1999-09-04

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20140304