GB1332045A - Voltage-variable capacitors - Google Patents
Voltage-variable capacitorsInfo
- Publication number
- GB1332045A GB1332045A GB2592671*A GB2592671A GB1332045A GB 1332045 A GB1332045 A GB 1332045A GB 2592671 A GB2592671 A GB 2592671A GB 1332045 A GB1332045 A GB 1332045A
- Authority
- GB
- United Kingdom
- Prior art keywords
- regions
- layers
- semi
- layer
- insulating
- 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
- 239000003990 capacitor Substances 0.000 title abstract 3
- 239000010410 layer Substances 0.000 abstract 13
- 239000004065 semiconductor Substances 0.000 abstract 4
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000011810 insulating material Substances 0.000 abstract 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 abstract 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 239000011733 molybdenum Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
- 235000012239 silicon dioxide Nutrition 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 239000002356 single layer Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/62—Capacitors having potential barriers
- H10D1/64—Variable-capacitance diodes, e.g. varactors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D99/00—Subject matter not provided for in other groups of this subclass
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2465370A | 1970-04-01 | 1970-04-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1332045A true GB1332045A (en) | 1973-10-03 |
Family
ID=21821708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2592671*A Expired GB1332045A (en) | 1970-04-01 | 1971-04-19 | Voltage-variable capacitors |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3604990A (enExample) |
| DE (1) | DE2114363A1 (enExample) |
| FR (1) | FR2085770A1 (enExample) |
| GB (1) | GB1332045A (enExample) |
| NL (1) | NL7104259A (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630082A (en) * | 1979-03-12 | 1986-12-16 | Clarion Co., Ltd. | Semiconductor device with multi-electrode construction equivalent to variable capacitance diode |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3767981A (en) * | 1971-06-04 | 1973-10-23 | Signetics Corp | High voltage planar diode structure and method |
| US3868187A (en) * | 1972-08-31 | 1975-02-25 | Tokyo Shibaura Electric Co | Avalanche injection type mos memory |
| US3808472A (en) * | 1972-12-29 | 1974-04-30 | Gen Electric | Variable capacitance semiconductor devices |
| DE2703877C2 (de) * | 1977-01-31 | 1982-06-03 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | MIS-Transistor von kurzer Kanallänge und Verfahren zu seiner Herstellung |
| DE2706623A1 (de) * | 1977-02-16 | 1978-08-17 | Siemens Ag | Mis-fet fuer hohe source-drain-spannungen |
| US4529994A (en) * | 1981-12-17 | 1985-07-16 | Clarion Co., Ltd. | Variable capacitor with single depletion layer |
| US4903086A (en) * | 1988-01-19 | 1990-02-20 | E-Systems, Inc. | Varactor tuning diode with inversion layer |
| US5192871A (en) * | 1991-10-15 | 1993-03-09 | Motorola, Inc. | Voltage variable capacitor having amorphous dielectric film |
| GB9416900D0 (en) * | 1994-08-20 | 1994-10-12 | Philips Electronics Uk Ltd | A variable capacitance semiconductor diode |
| JP2658913B2 (ja) * | 1994-10-28 | 1997-09-30 | 日本電気株式会社 | 半導体装置およびその製造方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2964648A (en) * | 1958-12-24 | 1960-12-13 | Bell Telephone Labor Inc | Semiconductor capacitor |
| NL243218A (enExample) * | 1958-12-24 | |||
| NL265382A (enExample) * | 1960-03-08 | |||
| US3045129A (en) * | 1960-12-08 | 1962-07-17 | Bell Telephone Labor Inc | Semiconductor tunnel device |
| US3303059A (en) * | 1964-06-29 | 1967-02-07 | Ibm | Methods of improving electrical characteristics of semiconductor devices and products so produced |
| US3339128A (en) * | 1964-07-31 | 1967-08-29 | Rca Corp | Insulated offset gate field effect transistor |
| US3454894A (en) * | 1965-11-24 | 1969-07-08 | Leeds & Northrup Co | Stabilization of drain-electrode current of insulated-gate field-effect transistor |
| US3439236A (en) * | 1965-12-09 | 1969-04-15 | Rca Corp | Insulated-gate field-effect transistor with critical bulk characteristics for use as an oscillator component |
| US3401349A (en) * | 1966-11-02 | 1968-09-10 | Rca Corp | Wide band high frequency amplifier |
-
1970
- 1970-04-01 US US24653A patent/US3604990A/en not_active Expired - Lifetime
-
1971
- 1971-03-24 DE DE19712114363 patent/DE2114363A1/de active Pending
- 1971-03-30 NL NL7104259A patent/NL7104259A/xx unknown
- 1971-04-01 FR FR7111460A patent/FR2085770A1/fr not_active Withdrawn
- 1971-04-19 GB GB2592671*A patent/GB1332045A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4630082A (en) * | 1979-03-12 | 1986-12-16 | Clarion Co., Ltd. | Semiconductor device with multi-electrode construction equivalent to variable capacitance diode |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2114363A1 (de) | 1971-10-21 |
| FR2085770A1 (enExample) | 1971-12-31 |
| NL7104259A (enExample) | 1971-10-05 |
| US3604990A (en) | 1971-09-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |