FR1407787A - Perfectionnement aux diodes de puissance - Google Patents

Perfectionnement aux diodes de puissance

Info

Publication number
FR1407787A
FR1407787A FR979507A FR979507A FR1407787A FR 1407787 A FR1407787 A FR 1407787A FR 979507 A FR979507 A FR 979507A FR 979507 A FR979507 A FR 979507A FR 1407787 A FR1407787 A FR 1407787A
Authority
FR
France
Prior art keywords
power diodes
advanced power
advanced
diodes
power
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
FR979507A
Other languages
English (en)
Inventor
Georges Gallet
Gilbert Courrier
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite SA
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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Priority to FR979507A priority Critical patent/FR1407787A/fr
Application granted granted Critical
Publication of FR1407787A publication Critical patent/FR1407787A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
    • B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
    • B23K26/073—Shaping the laser spot
    • B23K26/0734—Shaping the laser spot into an annular shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L23/00—Details of semiconductor or other solid state devices
    • H01L23/28—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection
    • H01L23/31—Encapsulations, e.g. encapsulating layers, coatings, e.g. for protection characterised by the arrangement or shape
    • H01L23/3157—Partial encapsulation or coating
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Engineering (AREA)
FR979507A 1965-06-24 1965-06-24 Perfectionnement aux diodes de puissance Expired FR1407787A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR979507A FR1407787A (fr) 1965-06-24 1965-06-24 Perfectionnement aux diodes de puissance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR979507A FR1407787A (fr) 1965-06-24 1965-06-24 Perfectionnement aux diodes de puissance

Publications (1)

Publication Number Publication Date
FR1407787A true FR1407787A (fr) 1965-08-06

Family

ID=8833127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR979507A Expired FR1407787A (fr) 1965-06-24 1965-06-24 Perfectionnement aux diodes de puissance

Country Status (1)

Country Link
FR (1) FR1407787A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1666188A2 (fr) * 2004-12-01 2006-06-07 Fanuc Ltd Dispositif d'usinage laser avec un élément de focalisation de la lumière pour irradier une pièce avec une forme non ponctuelle, c-à-d comme un anneau ou un cercle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1666188A2 (fr) * 2004-12-01 2006-06-07 Fanuc Ltd Dispositif d'usinage laser avec un élément de focalisation de la lumière pour irradier une pièce avec une forme non ponctuelle, c-à-d comme un anneau ou un cercle
EP1666188A3 (fr) * 2004-12-01 2006-08-16 Fanuc Ltd Dispositif d'usinage laser avec un élément de focalisation de la lumière pour irradier une pièce avec une forme non ponctuelle, c-à-d comme un anneau ou un cercle

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