JPH0246924U - - Google Patents

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Publication number
JPH0246924U
JPH0246924U JP12595188U JP12595188U JPH0246924U JP H0246924 U JPH0246924 U JP H0246924U JP 12595188 U JP12595188 U JP 12595188U JP 12595188 U JP12595188 U JP 12595188U JP H0246924 U JPH0246924 U JP H0246924U
Authority
JP
Japan
Prior art keywords
outputting
output signals
time division
division multiplexing
elements
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.)
Granted
Application number
JP12595188U
Other languages
English (en)
Other versions
JP2522634Y2 (ja
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 JP1988125951U priority Critical patent/JP2522634Y2/ja
Publication of JPH0246924U publication Critical patent/JPH0246924U/ja
Application granted granted Critical
Publication of JP2522634Y2 publication Critical patent/JP2522634Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)

Description

【図面の簡単な説明】
第１図は本考案の一実施例によるコンパクトデ
イスクプレイヤを示すブロツク図、第２図はその
第２の実施例を示すブロツク図、第３図は従来の
コンパクトデイスクプレイヤを示すブロツク図で
ある。 １，２１……光ピツクアツプ、２０，３０……
コンパクトデイスクプレイヤ、２Ａ，２Ｂ，２Ｃ
，２Ｄ，８，９……光検出素子、３Ａ，３Ｂ，３
Ｃ，３Ｄ，６，１０Ａ，１０Ｂ，２５……バツフ
ア回路、５……加算回路、２２，２８……カウン
タ回路、２４……選択回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 １つの基板上に複数の光検出素子を配置するよ
    うになされた光ピツクアツプにおいて、 上記複数の光検出素子の出力信号から、再生信
    号を生成して出力する演算手段と、 上記複数の光検出素子の出力信号を時分割多重
    化して出力する時分割多重化手段と を具えることを特徴とする光ピツクアツプ。
JP1988125951U 1988-09-27 1988-09-27 光ピックアップ Expired - Lifetime JP2522634Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988125951U JP2522634Y2 (ja) 1988-09-27 1988-09-27 光ピックアップ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988125951U JP2522634Y2 (ja) 1988-09-27 1988-09-27 光ピックアップ

Publications (2)

Publication Number Publication Date
JPH0246924U true JPH0246924U (ja) 1990-03-30
JP2522634Y2 JP2522634Y2 (ja) 1997-01-16

Family

ID=31377015

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988125951U Expired - Lifetime JP2522634Y2 (ja) 1988-09-27 1988-09-27 光ピックアップ

Country Status (1)

Country Link
JP (1) JP2522634Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009271646A (ja) * 2008-05-02 2009-11-19 Rohm Co Ltd 信号処理装置及びこれを用いたメディア駆動装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63253547A (ja) * 1987-04-10 1988-10-20 Pioneer Electronic Corp 光ピツクアツプ装置
JPS63253546A (ja) * 1987-04-10 1988-10-20 Pioneer Electronic Corp 光ピツクアツプ装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63253547A (ja) * 1987-04-10 1988-10-20 Pioneer Electronic Corp 光ピツクアツプ装置
JPS63253546A (ja) * 1987-04-10 1988-10-20 Pioneer Electronic Corp 光ピツクアツプ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009271646A (ja) * 2008-05-02 2009-11-19 Rohm Co Ltd 信号処理装置及びこれを用いたメディア駆動装置

Also Published As

Publication number Publication date
JP2522634Y2 (ja) 1997-01-16

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