JPH02128472U - - Google Patents

Info

Publication number
JPH02128472U
JPH02128472U JP1989036752U JP3675289U JPH02128472U JP H02128472 U JPH02128472 U JP H02128472U JP 1989036752 U JP1989036752 U JP 1989036752U JP 3675289 U JP3675289 U JP 3675289U JP H02128472 U JPH02128472 U JP H02128472U
Authority
JP
Japan
Prior art keywords
noise removal
circuit
video camera
agc amplifier
image sensor
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
Application number
JP1989036752U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1989036752U priority Critical patent/JPH02128472U/ja
Publication of JPH02128472U publication Critical patent/JPH02128472U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Picture Signal Circuits (AREA)
  • Color Television Image Signal Generators (AREA)

Description

【図面の簡単な説明】
第1図はこの考案の一実施例の構成図、第2図
はAGC制御信号と照度との関係を示す図、第3
図はレベル検出器の構成図、第4図はその基準電
圧を示す図、第5図はS/Nと照度との関係を示
す図である。 1……撮像素子、2……AGCアンプ、3……
プロセス回路、4,7,13……レベル検出器、
6……アイリス、12,19……ノイズ除去回路
、14……コントローラ、16……VTR、23
……エンコーダ。

Claims (1)

  1. 【実用新案登録請求の範囲】 撮像素子からの撮像信号がAGCアンプを介し
    て信号処理回路に供給されるようにしたビデオカ
    メラにおいて、 上記AGCアンプの後段にノイズ除去回路を配
    し、このノイズ除去回路のノイズ除去効果を低照
    度程強くすることを特徴とするビデオカメラ。
JP1989036752U 1989-03-30 1989-03-30 Pending JPH02128472U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989036752U JPH02128472U (ja) 1989-03-30 1989-03-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989036752U JPH02128472U (ja) 1989-03-30 1989-03-30

Publications (1)

Publication Number Publication Date
JPH02128472U true JPH02128472U (ja) 1990-10-23

Family

ID=31543260

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989036752U Pending JPH02128472U (ja) 1989-03-30 1989-03-30

Country Status (1)

Country Link
JP (1) JPH02128472U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0568206A (ja) * 1991-09-05 1993-03-19 Mitsubishi Electric Corp ビデオカメラ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0568206A (ja) * 1991-09-05 1993-03-19 Mitsubishi Electric Corp ビデオカメラ

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