GB1191096A - Circuit Arrangement for Limiting the White Level in Television Signals, More Particularly in Colour Television Signals - Google Patents
Circuit Arrangement for Limiting the White Level in Television Signals, More Particularly in Colour Television SignalsInfo
- Publication number
- GB1191096A GB1191096A GB765769A GB765769A GB1191096A GB 1191096 A GB1191096 A GB 1191096A GB 765769 A GB765769 A GB 765769A GB 765769 A GB765769 A GB 765769A GB 1191096 A GB1191096 A GB 1191096A
- Authority
- GB
- United Kingdom
- Prior art keywords
- signal
- television signals
- white level
- limiting
- circuit arrangement
- 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
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/64—Circuits for processing colour signals
- H04N9/648—Video amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/16—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level
- H04N5/18—Circuitry for reinsertion of dc and slowly varying components of signal; Circuitry for preservation of black or white level by means of "clamp" circuit operated by switching circuit
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Processing Of Color Television Signals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEST027878 | 1968-02-15 | ||
DE19681562026 DE1562026C3 (de) | 1968-02-15 | 1968-02-15 | Schaltungsanordnung zur frequenzmäßigen Begrenzung des Weißwertes von Färb Videosignalen |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1191096A true GB1191096A (en) | 1970-05-06 |
Family
ID=25753034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB765769A Expired GB1191096A (en) | 1968-02-15 | 1969-02-12 | Circuit Arrangement for Limiting the White Level in Television Signals, More Particularly in Colour Television Signals |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE1562026C3 (de) |
GB (1) | GB1191096A (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4101932A (en) * | 1975-11-17 | 1978-07-18 | Harris Corporation | Video preamplifier for camera operated in act mode |
EP0700201A3 (de) * | 1994-08-30 | 1996-07-24 | Plessey Semiconductors Ltd | Weissbegrenzungsschaltung |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2223908C3 (de) * | 1972-05-17 | 1981-05-27 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Schaltung zur Beseitigung der Synchronimpulse S in einem BAS-Videosignal |
JPS5754983B2 (de) * | 1974-04-19 | 1982-11-20 |
-
1968
- 1968-02-15 DE DE19681562026 patent/DE1562026C3/de not_active Expired
-
1969
- 1969-02-12 GB GB765769A patent/GB1191096A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4101932A (en) * | 1975-11-17 | 1978-07-18 | Harris Corporation | Video preamplifier for camera operated in act mode |
EP0700201A3 (de) * | 1994-08-30 | 1996-07-24 | Plessey Semiconductors Ltd | Weissbegrenzungsschaltung |
US5734440A (en) * | 1994-08-30 | 1998-03-31 | Plessey Semiconductors Limited | White clip circuit |
Also Published As
Publication number | Publication date |
---|---|
DE1562026B2 (de) | 1974-02-07 |
DE1562026C3 (de) | 1974-08-29 |
DE1562026A1 (de) | 1970-07-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |