FR1574472A - - Google Patents
Info
- Publication number
- FR1574472A FR1574472A FR1574472DA FR1574472A FR 1574472 A FR1574472 A FR 1574472A FR 1574472D A FR1574472D A FR 1574472DA FR 1574472 A FR1574472 A FR 1574472A
- Authority
- FR
- France
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/904—Charge carrier lifetime control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S438/00—Semiconductor device manufacturing: process
- Y10S438/959—Mechanical polishing of wafer
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Ceramic Engineering (AREA)
- Thyristors (AREA)
- Electrodes Of Semiconductors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB33412/67A GB1172772A (en) | 1967-07-20 | 1967-07-20 | Semiconductor Devices. |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1574472A true FR1574472A (en) | 1969-07-11 |
Family
ID=10352623
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1574472D Expired FR1574472A (en) | 1967-07-20 | 1968-07-17 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3633271A (en) |
AT (1) | AT281121B (en) |
CH (1) | CH497047A (en) |
DE (1) | DE1764663B2 (en) |
FR (1) | FR1574472A (en) |
GB (1) | GB1172772A (en) |
NL (1) | NL6809885A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2070228A1 (en) * | 1969-12-02 | 1971-09-10 | Licentia Gmbh |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3964090A (en) * | 1971-12-24 | 1976-06-15 | Semikron Gesellschaft Fur Gleichrichterbau Und Elektronid M.B.H. | Semiconductor controlled rectifier |
FR2268355B1 (en) * | 1974-04-16 | 1978-01-20 | Thomson Csf |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2973569A (en) * | 1953-06-26 | 1961-03-07 | Sylvania Electric Prod | Semiconductor assembly methods |
US3336160A (en) * | 1963-11-06 | 1967-08-15 | Gen Motors Corp | Method of making contacts on semiconductors |
DE1239778B (en) * | 1963-11-16 | 1967-05-03 | Siemens Ag | Switchable semiconductor component of the pnpn type |
-
1967
- 1967-07-20 GB GB33412/67A patent/GB1172772A/en not_active Expired
-
1968
- 1968-07-12 NL NL6809885A patent/NL6809885A/xx unknown
- 1968-07-13 DE DE1764663A patent/DE1764663B2/en not_active Withdrawn
- 1968-07-15 US US744660A patent/US3633271A/en not_active Expired - Lifetime
- 1968-07-17 FR FR1574472D patent/FR1574472A/fr not_active Expired
- 1968-07-19 CH CH1083268A patent/CH497047A/en not_active IP Right Cessation
- 1968-07-19 AT AT699268A patent/AT281121B/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2070228A1 (en) * | 1969-12-02 | 1971-09-10 | Licentia Gmbh |
Also Published As
Publication number | Publication date |
---|---|
GB1172772A (en) | 1969-12-03 |
DE1764663B2 (en) | 1978-05-18 |
DE1764663A1 (en) | 1971-10-07 |
NL6809885A (en) | 1969-01-22 |
US3633271A (en) | 1972-01-11 |
AT281121B (en) | 1970-05-11 |
CH497047A (en) | 1970-09-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |