JPS63169765U - - Google Patents
Info
- Publication number
- JPS63169765U JPS63169765U JP6111287U JP6111287U JPS63169765U JP S63169765 U JPS63169765 U JP S63169765U JP 6111287 U JP6111287 U JP 6111287U JP 6111287 U JP6111287 U JP 6111287U JP S63169765 U JPS63169765 U JP S63169765U
- Authority
- JP
- Japan
- Prior art keywords
- flaw
- circuit
- signal
- interpolation
- flaw detection
- 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
- 238000001514 detection method Methods 0.000 claims 3
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 1
Landscapes
- Transforming Light Signals Into Electric Signals (AREA)
- Picture Signal Circuits (AREA)
Description
第1図は本考案によるCCD素子欠損部補間装
置の構成を示すブロツク図、第2図はCCDの絵
素の傷およびその傷に対応する信号を示す図、第
3図はCCDの傷と被写体の黒の違いを説明する
図、第4図は第3図に対応する輪郭信号を示す図
、第5図は振幅検出器の構成を示すブロツク図、
第6図は第5図に示す回路の動作を説明するため
の信号波形図、第7図は補間出力波形図、第8図
は平均値補間における信号波形図、第9図は平均
値補間回路の構成を示すブロツク図、第10図は
補間回路をCCDと一緒に組み込む場合の構成を
示すブロツク図である。
1……CCD出力信号、2,3……1ライン遅
延線、4……加算回路、5……振幅調整器、6…
…差動増幅器、7,8……絵素遅延線、9……加
算回路、10……振幅調整器、11……差動増幅
器、12……振幅検出器、13……1絵素遅延線
、14……電子スイツチ、15……出力信号、1
6……極性反転回路、17,19……スライス回
路、18,20……スライスレベル調整器、21
……OR回路、22……1絵素遅延線、23……
加算回路、24……振幅調整器、25……CCD
、26……補間回路、27……CCD出力、28
……補間出力。
Fig. 1 is a block diagram showing the configuration of a CCD element defect interpolation device according to the present invention, Fig. 2 is a diagram showing a flaw in a picture element of a CCD and a signal corresponding to the flaw, and Fig. 3 shows a flaw in a CCD and a subject. FIG. 4 is a diagram showing the contour signal corresponding to FIG. 3, FIG. 5 is a block diagram showing the configuration of the amplitude detector,
Figure 6 is a signal waveform diagram for explaining the operation of the circuit shown in Figure 5, Figure 7 is an interpolation output waveform diagram, Figure 8 is a signal waveform diagram in average value interpolation, and Figure 9 is the average value interpolation circuit. FIG. 10 is a block diagram showing a structure in which an interpolation circuit is incorporated together with a CCD. 1... CCD output signal, 2, 3... 1 line delay line, 4... Addition circuit, 5... Amplitude adjuster, 6...
... Differential amplifier, 7, 8 ... Picture element delay line, 9 ... Addition circuit, 10 ... Amplitude adjuster, 11 ... Differential amplifier, 12 ... Amplitude detector, 13 ... 1 picture element delay line , 14...Electronic switch, 15...Output signal, 1
6... Polarity inversion circuit, 17, 19... Slice circuit, 18, 20... Slice level adjuster, 21
...OR circuit, 22...1 pixel delay line, 23...
Adding circuit, 24...amplitude adjuster, 25...CCD
, 26...Interpolation circuit, 27...CCD output, 28
...Interpolated output.
Claims (1)
するCCD素子の出力信号に含まれる白傷または
黒傷信号を検出する傷検出回路、および (b) 上記傷検出回路による傷検出信号によつて
傷と判別された絵素部分を周囲の絵素信号により
補間する補間回路 を含むことを特徴とするCCD素子欠損部補間装
置。[Claims for Utility Model Registration] (a) A flaw detection circuit that detects a white flaw or black flaw signal included in an output signal of a CCD element that converts an optical image into an electrical signal as a plurality of picture elements, and (b) The above A CCD element missing portion interpolation device comprising an interpolation circuit that interpolates a pixel portion determined as a flaw based on a flaw detection signal from a flaw detection circuit using surrounding pixel signals.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6111287U JPS63169765U (en) | 1987-04-21 | 1987-04-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6111287U JPS63169765U (en) | 1987-04-21 | 1987-04-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63169765U true JPS63169765U (en) | 1988-11-04 |
Family
ID=30894147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6111287U Pending JPS63169765U (en) | 1987-04-21 | 1987-04-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63169765U (en) |
-
1987
- 1987-04-21 JP JP6111287U patent/JPS63169765U/ja active Pending
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