UST961002I4 - Electron current regulator for an electron discharge device - Google Patents
Electron current regulator for an electron discharge device Download PDFInfo
- Publication number
- UST961002I4 UST961002I4 US05/730,548 US73054876A UST961002I4 US T961002 I4 UST961002 I4 US T961002I4 US 73054876 A US73054876 A US 73054876A US T961002 I4 UST961002 I4 US T961002I4
- Authority
- US
- United States
- Prior art keywords
- electron
- discharge device
- current regulator
- electron discharge
- cathode
- 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.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/24—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
- H01J37/243—Beam current control or regulation circuits
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Sources, Ion Sources (AREA)
- Details Of Television Scanning (AREA)
Abstract
circuit for controlling the electron discharge from a cathode, of an electron discharge device, which provides a control voltage signal, proportional to the cathode current, for comparison with a reference value to provide a correction bias to a grid interposed between the cathode and an anode.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/730,548 UST961002I4 (en) | 1975-01-20 | 1976-10-07 | Electron current regulator for an electron discharge device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US54246275A | 1975-01-20 | 1975-01-20 | |
US05/730,548 UST961002I4 (en) | 1975-01-20 | 1976-10-07 | Electron current regulator for an electron discharge device |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US54246275A Continuation | 1975-01-20 | 1975-01-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
UST961002I4 true UST961002I4 (en) | 1977-08-02 |
Family
ID=27067042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US05/730,548 Pending UST961002I4 (en) | 1975-01-20 | 1976-10-07 | Electron current regulator for an electron discharge device |
Country Status (1)
Country | Link |
---|---|
US (1) | UST961002I4 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6392355B1 (en) | 2000-04-25 | 2002-05-21 | Mcnc | Closed-loop cold cathode current regulator |
-
1976
- 1976-10-07 US US05/730,548 patent/UST961002I4/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6392355B1 (en) | 2000-04-25 | 2002-05-21 | Mcnc | Closed-loop cold cathode current regulator |
US6492781B2 (en) | 2000-04-25 | 2002-12-10 | Mcnc | Closed-loop cold cathode current regulator |
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