IT1155870B - Perfezionamento nei procedimenti per la fabbricazione di dispositivi a semiconduttori - Google Patents

Perfezionamento nei procedimenti per la fabbricazione di dispositivi a semiconduttori

Info

Publication number
IT1155870B
IT1155870B IT48368/78A IT4836878A IT1155870B IT 1155870 B IT1155870 B IT 1155870B IT 48368/78 A IT48368/78 A IT 48368/78A IT 4836878 A IT4836878 A IT 4836878A IT 1155870 B IT1155870 B IT 1155870B
Authority
IT
Italy
Prior art keywords
procedures
improvement
manufacture
semiconductor devices
semiconductor
Prior art date
Application number
IT48368/78A
Other languages
English (en)
Other versions
IT7848368A0 (it
Inventor
Marina Buiatti
Carlo Misiamo
Original Assignee
Selenia Ind Elettroniche
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 Selenia Ind Elettroniche filed Critical Selenia Ind Elettroniche
Priority to IT48368/78A priority Critical patent/IT1155870B/it
Publication of IT7848368A0 publication Critical patent/IT7848368A0/it
Priority to EP79830003A priority patent/EP0005125A1/en
Application granted granted Critical
Publication of IT1155870B publication Critical patent/IT1155870B/it

Links

Classifications

    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00Field-effect transistors [FET]
    • H10D30/01Manufacture or treatment
    • H10D30/061Manufacture or treatment of FETs having Schottky gates
    • H10D30/0612Manufacture or treatment of FETs having Schottky gates of lateral single-gate Schottky FETs
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00Field-effect transistors [FET]
    • H10D30/80FETs having rectifying junction gate electrodes
    • H10D30/87FETs having Schottky gate electrodes, e.g. metal-semiconductor FETs [MESFET]
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10DINORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D64/00Electrodes of devices having potential barriers
    • H10D64/01Manufacture or treatment
    • H10D64/011Manufacture or treatment of electrodes ohmically coupled to a semiconductor
    • H10D64/0116Manufacture or treatment of electrodes ohmically coupled to a semiconductor to Group III-V semiconductors
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/20Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/26Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials
    • H10P50/264Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means
    • H10P50/266Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only
    • H10P50/267Dry etching; Plasma etching; Reactive-ion etching of conductive or resistive materials by chemical means by vapour etching only using plasmas
    • HELECTRICITY
    • H10SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10PGENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00Etching of wafers, substrates or parts of devices
    • H10P50/60Wet etching
    • H10P50/66Wet etching of conductive or resistive materials
    • H10P50/663Wet etching of conductive or resistive materials by chemical means only
    • H10P50/667Wet etching of conductive or resistive materials by chemical means only by liquid etching only
IT48368/78A 1978-03-09 1978-03-09 Perfezionamento nei procedimenti per la fabbricazione di dispositivi a semiconduttori IT1155870B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT48368/78A IT1155870B (it) 1978-03-09 1978-03-09 Perfezionamento nei procedimenti per la fabbricazione di dispositivi a semiconduttori
EP79830003A EP0005125A1 (en) 1978-03-09 1979-03-01 Method for manufacturing contacts on semiconductor devices and devices made by this method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT48368/78A IT1155870B (it) 1978-03-09 1978-03-09 Perfezionamento nei procedimenti per la fabbricazione di dispositivi a semiconduttori

Publications (2)

Publication Number Publication Date
IT7848368A0 IT7848368A0 (it) 1978-03-09
IT1155870B true IT1155870B (it) 1987-01-28

Family

ID=11266136

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48368/78A IT1155870B (it) 1978-03-09 1978-03-09 Perfezionamento nei procedimenti per la fabbricazione di dispositivi a semiconduttori

Country Status (2)

Country Link
EP (1) EP0005125A1 (it)
IT (1) IT1155870B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1131450B (it) * 1980-05-07 1986-06-25 Cise Spa Procedimento per la produzione di transistori ad effetto di campo per microonde

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA921175A (en) * 1970-07-10 1973-02-13 Westinghouse Electric Corporation Microwave schottky barrier field effect transistor and method of preparation
US3994758A (en) * 1973-03-19 1976-11-30 Nippon Electric Company, Ltd. Method of manufacturing a semiconductor device having closely spaced electrodes by perpendicular projection
US3923568A (en) * 1974-01-14 1975-12-02 Int Plasma Corp Dry plasma process for etching noble metal

Also Published As

Publication number Publication date
IT7848368A0 (it) 1978-03-09
EP0005125A1 (en) 1979-10-31

Similar Documents

Publication Publication Date Title
PL212822A1 (pl) Przyrzad polprzewodnikowy
IT1128701B (it) Perfezionamento nei dispositivi a semiconduttore controllati per mezzo di regioni di evacuazione
FI790867A7 (fi) Kullagerlekare
IT1114460B (it) Procedimento per la produzione di paranitrodifenilammine
IT1041193B (it) Perfezionamenti nei procedimenti per la fabbricazione di dispositivi a semiconduttor
IT1117174B (it) Procedimento per la produzione di silicio e ferrosilicio
IT1193762B (it) Procedimento per la produzione di ammoniaca
IT1118102B (it) Perfezionamento negli apparecchi di allineamento in particolare per la produzione di dispositivi a semiconduttore
IT7803448A0 (it) Complesso di due elementi per la realizzazione di cornici
IT1126847B (it) Perfezionamento negli apparecchi per misurazioni tridimensionali
IT1120460B (it) Procedimento per la produzione di mercaptani
DK525979A (da) Halvleder-ladnngsoverfoeringsanordning
IT1165173B (it) Procedimento per la produzione di esanitrostilbene
IT1114318B (it) Procedimento per la produzione di antpachinone
GB2038088B (en) Semiconductor structures
IT1078456B (it) Perfezionamento nei procedimenti per la produzione di dispositivi a semiconduttore
IT7951127A0 (it) Procedimento per la produzione di metil-nonil-acetaldeide
IT1155870B (it) Perfezionamento nei procedimenti per la fabbricazione di dispositivi a semiconduttori
IT1124249B (it) Dispositivo per la fabbricazione di cioccolato
IT1116811B (it) Procedimento per la produzione di ferriti
IT1207016B (it) Procedimento per la produzione di 2-metilen-aldeidi
IT1156990B (it) Procedimento per la preparazione del cloridrato di p clorofenossiacetil piperonilpierazina
IT1121459B (it) Procedimento per la produzione di etinilbenzeni
IT1117172B (it) Procedimento per la produzione di 2-mercaptobenztiazolo
IT1119119B (it) Procedimento per la preparazione del cloruro di cianurile