IT939760B - Transistore ad effetto di campo per rivelatore di fumo a ionizzazione e relativo procedimento di fabbrica zione - Google Patents

Transistore ad effetto di campo per rivelatore di fumo a ionizzazione e relativo procedimento di fabbrica zione

Info

Publication number
IT939760B
IT939760B IT69799/71A IT6979971A IT939760B IT 939760 B IT939760 B IT 939760B IT 69799/71 A IT69799/71 A IT 69799/71A IT 6979971 A IT6979971 A IT 6979971A IT 939760 B IT939760 B IT 939760B
Authority
IT
Italy
Prior art keywords
field effect
effect transistor
smoke detector
manufacturing procedure
related manufacturing
Prior art date
Application number
IT69799/71A
Other languages
English (en)
Original Assignee
Nittan Co Ltd
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 Nittan Co Ltd filed Critical Nittan Co Ltd
Application granted granted Critical
Publication of IT939760B publication Critical patent/IT939760B/it

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00—Encapsulations, e.g. protective coatings
    • H10W74/10—Encapsulations, e.g. protective coatings characterised by their shape or disposition
    • H10W74/111—Encapsulations, e.g. protective coatings characterised by their shape or disposition the semiconductor body being completely enclosed
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fire-Detection Mechanisms (AREA)
IT69799/71A 1970-09-14 1971-08-23 Transistore ad effetto di campo per rivelatore di fumo a ionizzazione e relativo procedimento di fabbrica zione IT939760B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9071770 1970-09-14

Publications (1)

Publication Number Publication Date
IT939760B true IT939760B (it) 1973-02-10

Family

ID=26432163

Family Applications (1)

Application Number Title Priority Date Filing Date
IT69799/71A IT939760B (it) 1970-09-14 1971-08-23 Transistore ad effetto di campo per rivelatore di fumo a ionizzazione e relativo procedimento di fabbrica zione

Country Status (8)

Country Link
AU (1) AU3262771A (it)
CA (1) CA919308A (it)
CH (1) CH522295A (it)
DE (2) DE2145713A1 (it)
FR (1) FR2106486B1 (it)
GB (1) GB1308873A (it)
IT (1) IT939760B (it)
ZA (1) ZA715479B (it)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE451C (de) * 1877-07-28 Dr. MÜLLER in Lohne Flaschenverschlufs mit Luftdruckapparat
US3465210A (en) * 1967-05-23 1969-09-02 Rca Corp Housing and lead assembly for high-frequency semiconductor devices

Also Published As

Publication number Publication date
DE7134791U (de) 1973-05-30
CH522295A (de) 1972-04-30
FR2106486B1 (it) 1974-05-10
AU3262771A (en) 1973-03-01
CA919308A (en) 1973-01-16
GB1308873A (en) 1973-03-07
DE2145713A1 (de) 1972-03-23
ZA715479B (en) 1972-08-30
FR2106486A1 (it) 1972-05-05

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