ES487295A1 - Procedimiento para la fabricacion de un dispositivo semicon-ductor - Google Patents
Procedimiento para la fabricacion de un dispositivo semicon-ductorInfo
- Publication number
- ES487295A1 ES487295A1 ES487295A ES487295A ES487295A1 ES 487295 A1 ES487295 A1 ES 487295A1 ES 487295 A ES487295 A ES 487295A ES 487295 A ES487295 A ES 487295A ES 487295 A1 ES487295 A1 ES 487295A1
- Authority
- ES
- Spain
- Prior art keywords
- power supply
- capacitor means
- supply providing
- providing constant
- portion including
- 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
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/001—Current supply source at the exchanger providing current to substations
- H04M19/008—Using DC/DC converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/05—Capacitor coupled rectifiers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
- Control Of Electrical Variables (AREA)
- Devices For Supply Of Signal Current (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
Procedimiento para la fabricación de un dispositivo semiconductor, en donde se forma un diseño conductor por deposición de una capa de silicio policristalino, caracterizado porque comprende depositar titanio o tántalo sobre el silicio policristalino y sinterizar para producir siliciuro de titanio o de tántalo, respectivamente, dejando un exceso de silicio policristalino.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/974,377 US4245294A (en) | 1978-12-29 | 1978-12-29 | Power supply providing constant power output |
Publications (1)
Publication Number | Publication Date |
---|---|
ES487295A1 true ES487295A1 (es) | 1980-08-01 |
Family
ID=25521960
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES487295A Expired ES487295A1 (es) | 1978-12-29 | 1979-12-27 | Procedimiento para la fabricacion de un dispositivo semicon-ductor |
Country Status (6)
Country | Link |
---|---|
US (1) | US4245294A (es) |
EP (1) | EP0013102B1 (es) |
JP (1) | JPS55123707A (es) |
CA (1) | CA1131700A (es) |
DE (1) | DE2964872D1 (es) |
ES (1) | ES487295A1 (es) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4408269A (en) * | 1982-06-18 | 1983-10-04 | Zenith Radio Corporation | Balanced power supply with polarized capacitors |
US4600982A (en) * | 1984-02-22 | 1986-07-15 | Rolm Corporation | Low power consuming AC to DC converter |
US4748551A (en) * | 1986-12-22 | 1988-05-31 | Peroxidation Systems, Inc. | Constant current supply for a varying resistance |
US4901217A (en) * | 1987-12-01 | 1990-02-13 | Apple Computer, Inc. | Digital input power supply and method |
US5191261A (en) * | 1991-06-11 | 1993-03-02 | Purus, Inc. | Switching power supply for high-voltage flash lamps |
US5416416A (en) * | 1992-02-24 | 1995-05-16 | Bisher; Roger C. | Method and apparatus for testing an auxiliary power system |
US5448155A (en) * | 1992-10-23 | 1995-09-05 | International Power Devices, Inc. | Regulated power supply using multiple load sensing |
CA2395302A1 (en) * | 1999-12-22 | 2001-06-28 | Aharon M. Agizim | Remote line feeding |
US11565104B1 (en) * | 2021-08-09 | 2023-01-31 | Yossi Gross | Magnetically-driven reciprocating intravascular blood pump |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3001120A (en) * | 1957-10-16 | 1961-09-19 | Baldwin Piano Co | Power supplies |
US3304440A (en) * | 1963-12-26 | 1967-02-14 | Bell Telephone Labor Inc | Pulse shaping circuit |
US3286185A (en) * | 1965-10-22 | 1966-11-15 | Combustion Eng | Flame detector system responsive to spike produced by townsend avalanche of glow discharge tube |
DE1563121A1 (de) * | 1966-07-05 | 1970-01-29 | Werner Ansorge | Gleichrichterschaltungen mit Zenerdioden |
JPS4943127A (es) * | 1972-09-01 | 1974-04-23 | ||
JPS51127343A (en) * | 1975-04-28 | 1976-11-06 | Hitachi Ltd | Controlling transducer |
US4131939A (en) * | 1977-03-30 | 1978-12-26 | Day Ralph D | Constant current power supply |
-
1978
- 1978-12-29 US US05/974,377 patent/US4245294A/en not_active Expired - Lifetime
-
1979
- 1979-12-11 CA CA341,634A patent/CA1131700A/en not_active Expired
- 1979-12-13 DE DE7979302888T patent/DE2964872D1/de not_active Expired
- 1979-12-13 EP EP79302888A patent/EP0013102B1/en not_active Expired
- 1979-12-27 ES ES487295A patent/ES487295A1/es not_active Expired
- 1979-12-28 JP JP17393879A patent/JPS55123707A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
US4245294A (en) | 1981-01-13 |
CA1131700A (en) | 1982-09-14 |
DE2964872D1 (en) | 1983-03-24 |
JPS55123707A (en) | 1980-09-24 |
JPH0376114B2 (es) | 1991-12-04 |
EP0013102A1 (en) | 1980-07-09 |
EP0013102B1 (en) | 1983-02-16 |
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