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FR3082282B1 - LIGHT SOURCE PROTECTION MECHANISM - Google Patents

LIGHT SOURCE PROTECTION MECHANISM Download PDF

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Publication number
FR3082282B1
FR3082282B1 FR1855128A FR1855128A FR3082282B1 FR 3082282 B1 FR3082282 B1 FR 3082282B1 FR 1855128 A FR1855128 A FR 1855128A FR 1855128 A FR1855128 A FR 1855128A FR 3082282 B1 FR3082282 B1 FR 3082282B1
Authority
FR
France
Prior art keywords
light source
protection mechanism
source protection
diffuser
barrel
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.)
Active
Application number
FR1855128A
Other languages
French (fr)
Other versions
FR3082282A1 (en
Inventor
Romain Coffy
Jean-Michel Riviere
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.)
STMicroelectronics Grenoble 2 SAS
Original Assignee
STMicroelectronics Grenoble 2 SAS
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 STMicroelectronics Grenoble 2 SAS filed Critical STMicroelectronics Grenoble 2 SAS
Priority to FR1855128A priority Critical patent/FR3082282B1/en
Priority to US16/432,577 priority patent/US10865962B2/en
Priority to CN201920863052.XU priority patent/CN210069756U/en
Priority to CN201910514795.0A priority patent/CN110594598B/en
Publication of FR3082282A1 publication Critical patent/FR3082282A1/en
Application granted granted Critical
Publication of FR3082282B1 publication Critical patent/FR3082282B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V25/00—Safety devices structurally associated with lighting devices
    • F21V25/02—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken
    • F21V25/04—Safety devices structurally associated with lighting devices coming into action when lighting device is disturbed, dismounted, or broken breaking the electric circuit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V15/00—Protecting lighting devices from damage
    • F21V15/01—Housings, e.g. material or assembling of housing parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/001—Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
    • F21V23/002—Arrangements of cables or conductors inside a lighting device, e.g. means for guiding along parts of the housing or in a pivoting arm
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/04—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings
    • F21V3/10—Globes; Bowls; Cover glasses characterised by materials, surface treatments or coatings characterised by coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/0225—Out-coupling of light
    • H01S5/02257—Out-coupling of light using windows, e.g. specially adapted for back-reflecting light to a detector inside the housing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
    • H01S5/068—Stabilisation of laser output parameters
    • H01S5/06825—Protecting the laser, e.g. during switch-on/off, detection of malfunctioning or degradation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/02—Structural details or components not essential to laser action
    • H01S5/022—Mountings; Housings
    • H01S5/02208—Mountings; Housings characterised by the shape of the housings
    • H01S5/02212—Can-type, e.g. TO-CAN housings with emission along or parallel to symmetry axis
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S5/00—Semiconductor lasers
    • H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
    • H01S5/18—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities
    • H01S5/183—Surface-emitting [SE] lasers, e.g. having both horizontal and vertical cavities having only vertical cavities, e.g. vertical cavity surface-emitting lasers [VCSEL]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

L'invention concerne un boîtier pour une source lumineuse (220) montée sur un substrat (218), ce boîtier comprenant : un barillet (202) présentant des première et seconde colonnes conductrices (212, 213) ; et un diffuseur (204) présentant un ou plusieurs chemins conducteurs disposés de manière à connecter électriquement les première et seconde colonnes conductrices (212, 213) quand le diffuseur est monté sur le barillet.A housing for a light source (220) mounted on a substrate (218), the housing comprising: a barrel (202) having first and second conductive columns (212, 213); and a diffuser (204) having one or more conductive paths disposed to electrically connect the first and second conductive columns (212, 213) when the diffuser is mounted on the barrel.

FR1855128A 2018-06-12 2018-06-12 LIGHT SOURCE PROTECTION MECHANISM Active FR3082282B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1855128A FR3082282B1 (en) 2018-06-12 2018-06-12 LIGHT SOURCE PROTECTION MECHANISM
US16/432,577 US10865962B2 (en) 2018-06-12 2019-06-05 Protection mechanism for light source
CN201920863052.XU CN210069756U (en) 2018-06-12 2019-06-10 Electronic device and housing for light source mounted on substrate
CN201910514795.0A CN110594598B (en) 2018-06-12 2019-06-10 Protection mechanism for light source

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1855128 2018-06-12
FR1855128A FR3082282B1 (en) 2018-06-12 2018-06-12 LIGHT SOURCE PROTECTION MECHANISM

Publications (2)

Publication Number Publication Date
FR3082282A1 FR3082282A1 (en) 2019-12-13
FR3082282B1 true FR3082282B1 (en) 2021-04-23

Family

ID=63638006

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1855128A Active FR3082282B1 (en) 2018-06-12 2018-06-12 LIGHT SOURCE PROTECTION MECHANISM

Country Status (1)

Country Link
FR (1) FR3082282B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6816523B1 (en) * 2001-08-27 2004-11-09 Amkor Technology, Inc. VCSEL package and fabrication method
US7329024B2 (en) * 2003-09-22 2008-02-12 Permlight Products, Inc. Lighting apparatus
EP2942561B1 (en) * 2014-04-15 2017-07-19 OSRAM GmbH A lens for lighting devices, corresponding lighting device and method
DE102015101424B4 (en) * 2015-01-30 2017-04-27 pmdtechnologies ag lighting device
EP3465845B1 (en) * 2016-06-03 2023-01-11 Princeton Optronics, Inc. Vcsel illuminator package

Also Published As

Publication number Publication date
FR3082282A1 (en) 2019-12-13

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