NL212373A - - Google Patents
Info
- Publication number
- NL212373A NL212373A NL212373DA NL212373A NL 212373 A NL212373 A NL 212373A NL 212373D A NL212373D A NL 212373DA NL 212373 A NL212373 A NL 212373A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
- H03G11/02—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general by means of diodes
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/28—Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G11/00—Limiting amplitude; Limiting rate of change of amplitude ; Clipping in general
- H03G11/04—Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/40—Picture signal circuits
- H04N1/403—Discrimination between the two tones in the picture signal of a two-tone original
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US550144A US2885551A (en) | 1955-11-30 | 1955-11-30 | Variable voltage level discriminator varying with the input voltage level |
US550024A US2944217A (en) | 1955-11-30 | 1955-11-30 | Signal translating apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
NL212373A true NL212373A (en) |
Family
ID=27069317
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL129141D NL129141C (en) | 1955-11-30 | ||
NL212373D NL212373A (en) | 1955-11-30 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL129141D NL129141C (en) | 1955-11-30 |
Country Status (1)
Country | Link |
---|---|
NL (2) | NL212373A (en) |
-
0
- NL NL129141D patent/NL129141C/xx active
- NL NL212373D patent/NL212373A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
NL129141C (en) |