IN147292B - - Google Patents

Info

Publication number
IN147292B
IN147292B IN307/CAL/77A IN307CA1977A IN147292B IN 147292 B IN147292 B IN 147292B IN 307CA1977 A IN307CA1977 A IN 307CA1977A IN 147292 B IN147292 B IN 147292B
Authority
IN
India
Application number
IN307/CAL/77A
Other languages
English (en)
Inventor
K H Sun
J Bartko
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IN147292B publication Critical patent/IN147292B/en

Links

Classifications

    • H10P34/40—
    • 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
    • Y10S148/00—Metal treatment
    • Y10S148/093—Laser beam treatment in general
IN307/CAL/77A 1976-03-17 1977-03-02 IN147292B (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/667,791 US4056408A (en) 1976-03-17 1976-03-17 Reducing the switching time of semiconductor devices by nuclear irradiation

Publications (1)

Publication Number Publication Date
IN147292B true IN147292B (enExample) 1980-01-19

Family

ID=24679658

Family Applications (1)

Application Number Title Priority Date Filing Date
IN307/CAL/77A IN147292B (enExample) 1976-03-17 1977-03-02

Country Status (12)

Country Link
US (1) US4056408A (enExample)
JP (1) JPS52113686A (enExample)
AU (1) AU509289B2 (enExample)
BE (1) BE852514A (enExample)
CA (1) CA1081863A (enExample)
DE (1) DE2711361A1 (enExample)
FR (1) FR2344962A1 (enExample)
GB (1) GB1574658A (enExample)
IN (1) IN147292B (enExample)
NL (1) NL187508C (enExample)
SE (1) SE7702883L (enExample)
ZA (1) ZA771188B (enExample)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4075037A (en) * 1976-05-17 1978-02-21 Westinghouse Electric Corporation Tailoring of recovery charge in power diodes and thyristors by irradiation
DE2627855A1 (de) * 1976-06-22 1977-12-29 Siemens Ag Halbleiterbauelement mit wenigstens zwei, einen pn-uebergang bildenden zonen unterschiedlichen leitungstyps sowie verfahren zu dessen herstellung
US4259683A (en) * 1977-02-07 1981-03-31 General Electric Company High switching speed P-N junction devices with recombination means centrally located in high resistivity layer
JPS53110483A (en) * 1977-03-09 1978-09-27 Hitachi Ltd Thyristor
US4137099A (en) * 1977-07-11 1979-01-30 General Electric Company Method of controlling leakage currents and reverse recovery time of rectifiers by hot electron irradiation and post-annealing treatments
US4292644A (en) * 1977-08-26 1981-09-29 General Electric Company Control of valley current in a unijunction transistor by electron irradiation
US4134778A (en) * 1977-09-02 1979-01-16 General Electric Company Selective irradiation of thyristors
DE2755418A1 (de) * 1977-12-13 1979-06-21 Bosch Gmbh Robert Verfahren zur herstellung eines halbleiter-bauelements
US4113514A (en) * 1978-01-16 1978-09-12 Rca Corporation Method of passivating a semiconductor device by treatment with atomic hydrogen
US4240844A (en) * 1978-12-22 1980-12-23 Westinghouse Electric Corp. Reducing the switching time of semiconductor devices by neutron irradiation
US4278475A (en) * 1979-01-04 1981-07-14 Westinghouse Electric Corp. Forming of contoured irradiated regions in materials such as semiconductor bodies by nuclear radiation
US4230791A (en) * 1979-04-02 1980-10-28 General Electric Company Control of valley current in a unijunction transistor by electron irradiation
US4291329A (en) * 1979-08-31 1981-09-22 Westinghouse Electric Corp. Thyristor with continuous recombination center shunt across planar emitter-base junction
US4318750A (en) * 1979-12-28 1982-03-09 Westinghouse Electric Corp. Method for radiation hardening semiconductor devices and integrated circuits to latch-up effects
IN152079B (enExample) * 1980-01-09 1983-10-08 Westinghouse Electric Corp
US4311534A (en) * 1980-06-27 1982-01-19 Westinghouse Electric Corp. Reducing the reverse recovery charge of thyristors by nuclear irradiation
JPS60207376A (ja) * 1984-03-31 1985-10-18 Toyota Central Res & Dev Lab Inc 高速静電誘導サイリスタおよびその製造方法
US4620211A (en) * 1984-08-13 1986-10-28 General Electric Company Method of reducing the current gain of an inherent bipolar transistor in an insulated-gate semiconductor device and resulting devices
JPS6276556A (ja) * 1985-09-28 1987-04-08 Toyota Central Res & Dev Lab Inc 高速静電誘導サイリスタ
US4752818A (en) * 1985-09-28 1988-06-21 Kabushiki Kaisha Toyota Chuo Kenkyusho Semiconductor device with multiple recombination center layers
JP2604580B2 (ja) * 1986-10-01 1997-04-30 三菱電機株式会社 アノード短絡形ゲートターンオフサイリスタ
JPS649658A (en) * 1987-07-01 1989-01-12 Mitsubishi Electric Corp Gto thyristor
JPH0722198B2 (ja) * 1987-07-15 1995-03-08 富士電機株式会社 絶縁ゲ−ト形バイポ−ラトランジスタ
US5510274A (en) * 1987-08-19 1996-04-23 Mitsubishi Denki Kabushiki Kaisha Method of controlling a carrier lifetime in a semiconductor switching device
GB2213988B (en) * 1987-12-18 1992-02-05 Matsushita Electric Works Ltd Semiconductor device
EP0343369A1 (de) * 1988-05-19 1989-11-29 Siemens Aktiengesellschaft Verfahren zum Herstellen eines Thyristors
EP0398120B1 (de) * 1989-05-18 1993-10-13 Asea Brown Boveri Ag Halbleiterbauelement
US5284780A (en) * 1989-09-28 1994-02-08 Siemens Aktiengesellschaft Method for increasing the electric strength of a multi-layer semiconductor component
US5243205A (en) * 1989-10-16 1993-09-07 Kabushiki Kaisha Toshiba Semiconductor device with overvoltage protective function
US5554883A (en) * 1990-04-28 1996-09-10 Mitsubishi Denki Kabushiki Kaisha Semiconductor device and manufacturing method therefor
US5247230A (en) * 1992-06-02 1993-09-21 Lucerne Products, Inc. Unilateral diac for motor speed control
DE4421529C2 (de) * 1994-06-20 1996-04-18 Semikron Elektronik Gmbh Schnelle Leistungsdiode
JP3869466B2 (ja) * 1995-07-03 2007-01-17 シーメンス アクチエンゲゼルシヤフト 改善されたスイッチオンオフ特性を有するサイリスタ及びその製造方法
JP3394383B2 (ja) * 1996-03-18 2003-04-07 三菱電機株式会社 サイリスタの製造方法およびサイリスタ
DE19650762A1 (de) * 1996-09-30 1998-07-02 Eupec Gmbh & Co Kg Thyristor mit Durchbruchbereich
EP0931351B1 (de) 1996-09-30 2004-01-28 EUPEC Europäische Gesellschaft für Leistungshalbleiter mbH & Co. KG Thyristor mit durchbruchbereich
DE19649800A1 (de) * 1996-12-02 1998-06-04 Asea Brown Boveri Verfahren zur Herstellung eines Abschaltthyristors mit einer anodenseitigen Stopschicht und einem transparenten Anodenemitter
US6274892B1 (en) * 1998-03-09 2001-08-14 Intersil Americas Inc. Devices formable by low temperature direct bonding
JP4775539B2 (ja) * 2005-03-22 2011-09-21 サンケン電気株式会社 半導体装置の製法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3515956A (en) * 1967-10-16 1970-06-02 Ion Physics Corp High-voltage semiconductor device having a guard ring containing substitutionally active ions in interstitial positions
JPS4837232B1 (enExample) * 1968-12-04 1973-11-09
JPS5226433B2 (enExample) * 1971-09-18 1977-07-14
US3881963A (en) * 1973-01-18 1975-05-06 Westinghouse Electric Corp Irradiation for fast switching thyristors
US3809582A (en) * 1973-03-08 1974-05-07 Westinghouse Electric Corp Irradiation for fast recovery of high power junction diodes
US3933527A (en) * 1973-03-09 1976-01-20 Westinghouse Electric Corporation Fine tuning power diodes with irradiation
US3877997A (en) * 1973-03-20 1975-04-15 Westinghouse Electric Corp Selective irradiation for fast switching thyristor with low forward voltage drop

Also Published As

Publication number Publication date
GB1574658A (en) 1980-09-10
CA1081863A (en) 1980-07-15
FR2344962B1 (enExample) 1984-07-20
DE2711361A1 (de) 1977-09-22
NL187508C (nl) 1991-10-16
FR2344962A1 (fr) 1977-10-14
SE7702883L (sv) 1977-09-18
JPS52113686A (en) 1977-09-22
NL7702755A (nl) 1977-09-20
US4056408A (en) 1977-11-01
AU2312877A (en) 1978-09-14
NL187508B (nl) 1991-05-16
DE2711361C2 (enExample) 1988-06-16
AU509289B2 (en) 1980-05-01
ZA771188B (en) 1978-01-25
BE852514A (fr) 1977-09-16

Similar Documents

Publication Publication Date Title
IN147292B (enExample)
CS178367B1 (enExample)
CS178391B1 (enExample)
CS178379B1 (enExample)
CH595936A5 (enExample)
CH600990A5 (enExample)
BG25970A1 (enExample)
BG26093A1 (enExample)
BG26693A1 (enExample)
CH107275A4 (enExample)
CH295676A4 (enExample)
CH593115A5 (enExample)
CH614574A5 (enExample)
CH596605A5 (enExample)
CH598518A5 (enExample)
CH598834A5 (enExample)
CH598890A5 (enExample)
CH599997A5 (enExample)
CH600871A5 (enExample)
CH606491A5 (enExample)
CH603980A5 (enExample)
CH604082A5 (enExample)
CH604143A5 (enExample)
CH604261B5 (enExample)
CH604281A5 (enExample)