JPH01243249A - Optical pickup device - Google Patents
Optical pickup deviceInfo
- Publication number
- JPH01243249A JPH01243249A JP63068523A JP6852388A JPH01243249A JP H01243249 A JPH01243249 A JP H01243249A JP 63068523 A JP63068523 A JP 63068523A JP 6852388 A JP6852388 A JP 6852388A JP H01243249 A JPH01243249 A JP H01243249A
- Authority
- JP
- Japan
- Prior art keywords
- circuit board
- optical pickup
- pickup device
- main body
- board
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
Landscapes
- Optical Head (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
この発明はプリアンプ回路基板が容易に着脱できるよう
にした光ピックアップ装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an optical pickup device in which a preamplifier circuit board can be easily attached and detached.
第２図は従来の光ピックアップ装置におけるプリアンプ
回路基板の取付は構造を示すｆｐ＋視図であ９２図にお
いて（１）は光ピックアップ装置本体、（２）はこれに
付設されたプリアンプ回路基板、（３）はこのプリアン
プ回路基板（２）を光ピックアップ装置本体＋１１に固
定するだめのねじ、（４）は光ピックアップ装置本体（
１）とプリアンプ回路基板（２）間に張架された光検出
器出力信号電送用フレキシブル基板である。以上のよう
にプリアンプ回路基板（２）はねしく３）によシ光ピッ
クアップ装置本体（１１に固定され、そしてプリアンプ
回路基板（２）には光検比器出力信号電送用フレキシブ
ル基板（４）が半田付けされている。Figure 2 is an fp+ view showing the structure of the installation of a preamplifier circuit board in a conventional optical pickup device. In Figure 92, (1) is the optical pickup device body, (2) is the preamplifier circuit board attached to it, 3) is a screw for fixing this preamplifier circuit board (2) to the optical pickup device main body +11, and (4) is a screw for fixing this preamplifier circuit board (2) to the optical pickup device main body (+11).
This is a flexible board for electrically transmitting the photodetector output signal, which is stretched between the preamplifier circuit board (1) and the preamplifier circuit board (2). As described above, the preamplifier circuit board (2) is fixed to the optical pickup device main body (11) by 3), and the preamplifier circuit board (2) has a flexible board (4) for transmitting the optical detector output signal. is soldered.
従来の光ピックアップ装置は以上のように構成されてい
るので、プリアンプを塔載しない、標準の光ピックアッ
プ装置とは別に組立、評価試験等を行なわなければなら
ず、生産性が悪くまた組立後のプリアンプ回路基板の交
換に際してもねじ（３）の取はずしおよび光用力信号電
送用フレキシブル基板（４）の半田付は部の取はずし作
業が必要になるという問題点があった。Since conventional optical pickup devices are configured as described above, they do not include a preamplifier and must be assembled and evaluated separately from standard optical pickup devices, resulting in poor productivity and poor performance after assembly. Even when replacing the preamplifier circuit board, there is a problem in that it is necessary to remove the screws (3) and solder the optical power signal transmission flexible board (4).
この発明は上記の問題点を解消するためになされたもの
で、プリアンプ回路基板の着脱が容易にできるようにそ
の取付は手段を改良すると表を目的とする。The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to improve the mounting means so that the preamplifier circuit board can be easily attached and detached.
この発明の場合はプリアンプ回路基板（２）を、プリア
ンプ未塔載の標準の光ピックアップ装置本体（１）に付
設したレーザーダイオード出力制御回路基板（５）上の
コネクター（６ａ）に対し、当該プリアンプ回路基板（
２）上のコネクター（６ｂ）を利用して取付けている。In the case of this invention, the preamplifier circuit board (2) is connected to the connector (6a) on the laser diode output control circuit board (5) attached to the standard optical pickup device body (1) not equipped with a preamplifier. circuit board (
2) Attached using the connector (6b) above.
この発明のものでは、光ピックアップ装置本体の共通化
ができ、ｔたプリアンプ回路基板の取付け、取シはずし
が容易になる。According to the present invention, the main body of the optical pickup device can be shared, and the attachment and detachment of the preamplifier circuit board becomes easy.
以下この発明の一実施例について説明する。すなわち第
１図において（１）は光ピックアップ装置本体、（２）
はこれに付設されたプリアンプ回路基板。An embodiment of this invention will be described below. That is, in FIG. 1, (1) is the optical pickup device body, (2)
is the preamplifier circuit board attached to this.
（４）は上記光ピツクアップ装置本体（１）に、その一
端が取付けられた光検出器出力信号電送用フレキシブル
基板、（５）はこのフレキシブル基板（４）の他端に取
付けられたレーザーダイオード出力制御回路基板、
（６ａ） はその上に設けたコネクター、 （６ｂ
）はこのコネクター（６ａ） Ｉｃ接続された他方の
コネクターで、プリアンプ回路基板（２）上に設けられ
ている。(4) is a flexible substrate for transmitting the photodetector output signal, one end of which is attached to the optical pickup device main body (1), and (5) is a laser diode output attached to the other end of this flexible substrate (4). control circuit board,
(6a) is the connector provided on it, (6b
) is the other connector connected to this connector (6a) Ic, and is provided on the preamplifier circuit board (2).
以上のように構成されているので、この発明の光ピック
アップ装置では光ピックアップ装置本体としては標準品
のみを組立てればよく、そしてその組立工程の最後でプ
リアンプ回路基板（２）を、その都度必要とする機種の
みに取付ければよいことになる。またプリアンプ回路基
板（２）の固定は相互のコネクター（６ａ）（６ｂ）で
行なわれているため取付け、取はすしが容易にできるこ
とになる。Since the optical pickup device of the present invention is constructed as described above, it is only necessary to assemble a standard product as the optical pickup device main body, and at the end of the assembly process, the preamplifier circuit board (2) is installed as required each time. This means that it only needs to be installed on models that are compatible with the above. Furthermore, since the preamplifier circuit board (2) is fixed by mutual connectors (6a) and (6b), it can be easily installed and removed.
この発明の光ピックアップ装置は以上のように構成され
ているので、光ピンクアップ装置本体の標準化が可能と
なるばかりでなく、さらにはプリアンプ回路基板の増付
け、取はずし作業がきわめて簡単になるきいう効果があ
る。Since the optical pickup device of the present invention is configured as described above, it is not only possible to standardize the main body of the optical pickup device, but also to make it extremely easy to add and remove preamplifier circuit boards. There is an effect.
第１図はこの発明の光ピツクアンプ装置を示す分解斜視
図、第２図は従来の光ビックアンプ装置の斜視図である
。
なお図中（１）は光ピックアップ装置本体、（２）はプ
リアンプ回路基板、（４）は光検知器用力信号電送用フ
レキシブル基板、（５）はレーザーダイオード出力制御
回路基板、 （＋５ａ）（６ｂ）はコネクターである
。FIG. 1 is an exploded perspective view showing an optical pickup device of the present invention, and FIG. 2 is a perspective view of a conventional optical pickup device. In the figure, (1) is the optical pickup device main body, (2) is the preamplifier circuit board, (4) is the flexible board for power signal transmission for the photodetector, (5) is the laser diode output control circuit board, (+5a) (6b) ) is a connector.
Claims (1)
キシブル基板を介して取付けたレーザーダイオード出力
制御回路基板上のコレクターに、プリアンプ回路基板上
のコレクターを介して当該プリアンプ回路基板を取付け
たことを特徴とする光ピックアップ装置。The preamplifier circuit board is attached to the collector on the laser diode output control circuit board, which is attached to the main body of the optical pickup device via the flexible board for transmitting the photodetector output signal, via the collector on the preamplifier circuit board. optical pickup device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63068523A JPH01243249A (en) | 1988-03-23 | 1988-03-23 | Optical pickup device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63068523A JPH01243249A (en) | 1988-03-23 | 1988-03-23 | Optical pickup device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01243249A true JPH01243249A (en) | 1989-09-27 |
Family
ID=13376169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63068523A Pending JPH01243249A (en) | 1988-03-23 | 1988-03-23 | Optical pickup device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01243249A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100504793B1 (en) * | 2003-04-28 | 2005-07-29 | 엘지전자 주식회사 | Pcb linking method and optical disk player using the same |
| US7992159B2 (en) | 2006-03-14 | 2011-08-02 | Panasonic Corporation | Optical pickup device and optical disc device with such optical pickup device mounted thereon |
-
1988
- 1988-03-23 JP JP63068523A patent/JPH01243249A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100504793B1 (en) * | 2003-04-28 | 2005-07-29 | 엘지전자 주식회사 | Pcb linking method and optical disk player using the same |
| US7992159B2 (en) | 2006-03-14 | 2011-08-02 | Panasonic Corporation | Optical pickup device and optical disc device with such optical pickup device mounted thereon |
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