JPS5575264A - Charge transfer element - Google Patents
Charge transfer elementInfo
- Publication number
- JPS5575264A JPS5575264A JP14943578A JP14943578A JPS5575264A JP S5575264 A JPS5575264 A JP S5575264A JP 14943578 A JP14943578 A JP 14943578A JP 14943578 A JP14943578 A JP 14943578A JP S5575264 A JPS5575264 A JP S5575264A
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- transfer electrodes
- potential
- storage
- manufactured
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D44/00—Charge transfer devices
- H10D44/40—Charge-coupled devices [CCD]
- H10D44/45—Charge-coupled devices [CCD] having field effect produced by insulated gate electrodes
- H10D44/472—Surface-channel CCD
- H10D44/478—Four-phase CCD
Landscapes
- Solid State Image Pick-Up Elements (AREA)
Abstract
PURPOSE:To stabilize operation against noises, by providing potential barriers at parts of charge transfer electrodes. CONSTITUTION:p<+>-Layer 8 are provided on parts of a p-type silicon substrate for manufacturing transfer electrodes 4a, 4b. Storage electrodes 3a, 3b are manufactured through an SiO2 film 2. A thick SiO2 film 2a is produced between the electrodes 3a, 3b. The transfer electrodes 4a, 4b are manufactured on the film 2a. The surface potential on the transfer electrodes 4a, 4b is thus made higher than that on the storage electrodes 3a, 3b. As a result, signal charge is prevented by the action of potential barriers from overflowing the storage electrode 3b and mixing with ambient signal charge even if the depth of bottoms of potential wells decrease due to noises. Therefore, the SN ratio does not deteriorate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14943578A JPS5575264A (en) | 1978-12-01 | 1978-12-01 | Charge transfer element |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14943578A JPS5575264A (en) | 1978-12-01 | 1978-12-01 | Charge transfer element |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5575264A true JPS5575264A (en) | 1980-06-06 |
JPS617035B2 JPS617035B2 (en) | 1986-03-03 |
Family
ID=15475042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14943578A Granted JPS5575264A (en) | 1978-12-01 | 1978-12-01 | Charge transfer element |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5575264A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6693517B2 (en) | 2000-04-21 | 2004-02-17 | Donnelly Corporation | Vehicle mirror assembly communicating wirelessly with vehicle accessories and occupants |
WO2007053710A2 (en) | 2005-11-01 | 2007-05-10 | Donnelly Corporation | Interior rearview mirror with display |
US7581859B2 (en) | 2005-09-14 | 2009-09-01 | Donnelly Corp. | Display device for exterior rearview mirror |
US7310177B2 (en) | 2002-09-20 | 2007-12-18 | Donnelly Corporation | Electro-optic reflective element assembly |
US20100020170A1 (en) | 2008-07-24 | 2010-01-28 | Higgins-Luthman Michael J | Vehicle Imaging System |
-
1978
- 1978-12-01 JP JP14943578A patent/JPS5575264A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS617035B2 (en) | 1986-03-03 |
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