JPH036348U - - Google Patents
Info
- Publication number
- JPH036348U JPH036348U JP1989065908U JP6590889U JPH036348U JP H036348 U JPH036348 U JP H036348U JP 1989065908 U JP1989065908 U JP 1989065908U JP 6590889 U JP6590889 U JP 6590889U JP H036348 U JPH036348 U JP H036348U
- Authority
- JP
- Japan
- Prior art keywords
- optical
- case
- modem device
- rotation
- main case
- 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 claims description 19
- 239000013307 optical fiber Substances 0.000 claims description 6
- 230000010365 information processing Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Optical Communication System (AREA)
Description
第１図は本考案の一実施例による光モデム装置
の分解斜視図、第２図は同光モデム装置の組立て
状態を示す一部切欠き断面図、第３図は同光モデ
ム装置の回路のブロツク図、第４図は同光モデム
装置の情報処理装置への取付け状態を示す図、第
５図は本考案の他の実施例による光モデム装置の
平面図、である。
図において、１０……主ケース、１２……第１
ケース部材、１４……第２ケース部材、１６……
主回路基板、１６ａ……レシーバ回路、１６ｂ…
…ドライバ回路、１６ｃ……インタフエース回路
、１６ｄ……変調回路、１６ｅ……駆動回路、１
６ｆ……復調回路、１６ｇ……電源回路、１９…
…ＲＳ−２３２Ｃ用コネクタ、２０……小コネク
タ、２２，２４……挟持片、２６……凸状輪、２
８……ガイド溝、３０……円形凸部、３２ａ，３
２ｂ，３２ｃ……凹部、４０……回動ケース、４
２……第１回動ケース部材、４４……第２回動ケ
ース部材、４６……副回路基板、４６ａ……発光
素子、４６ｂ……受光素子、４６ｃ……増幅回路
、４６ｄ……クロツク信号回路、４６ｅ……フイ
ルタ、４７……孔、４８……光レセプタクル、４
９……孔、５０……突起、５２……接続ケーブル
、５３……小コネクタ、５４……光フアイバケー
ブル、５６……光コネクタ、５８……情報処理装
置、６０……光モデム装置、６２……フラツトケ
ーブル。
Fig. 1 is an exploded perspective view of an optical modem device according to an embodiment of the present invention, Fig. 2 is a partially cutaway sectional view showing the assembled state of the optical modem device, and Fig. 3 is a circuit diagram of the optical modem device. FIG. 4 is a block diagram showing how the optical modem device is attached to an information processing device, and FIG. 5 is a plan view of the optical modem device according to another embodiment of the present invention. In the figure, 10...main case, 12...first case
Case member, 14... Second case member, 16...
Main circuit board, 16a...Receiver circuit, 16b...
...Driver circuit, 16c...Interface circuit, 16d...Modulation circuit, 16e...Drive circuit, 1
6f...Demodulation circuit, 16g...Power supply circuit, 19...
...RS-232C connector, 20...Small connector, 22, 24...Holding piece, 26...Convex ring, 2
8... Guide groove, 30... Circular convex portion, 32a, 3
2b, 32c... recess, 40... rotating case, 4
2...First rotation case member, 44...Second rotation case member, 46...Sub circuit board, 46a...Light emitting element, 46b...Light receiving element, 46c...Amplification circuit, 46d...Clock signal Circuit, 46e... Filter, 47... Hole, 48... Optical receptacle, 4
9... Hole, 50... Protrusion, 52... Connection cable, 53... Small connector, 54... Optical fiber cable, 56... Optical connector, 58... Information processing device, 60... Optical modem device, 62 ...Flat cable.
Claims (1)
けられ、前記情報処理装置の電気信号と前記光フ
アイバケーブル内を伝送する光信号間の変換を行
う光モデム装置において、 前記情報処理装置に接続される接続用コネクタ
と、 前記接続用コネクタを一端で保持し、他端に一
対の挟持片が延設された主ケースと、 前記光フアイバケーブルが一端に接続され、前
記主ケースの一対の挟持片間に、前記接続用コネ
クタの長手方向に回動自在に挟持される回動ケー
スと、 前記主ケースと前記回動ケースの間を接続する
接続ケーブルとを有し、 前記光フアイバケーブルを屈曲させることなく
、前記回動ケースの回動面内の任意の方向から取
付けられることを特徴とする光モデム装置。 ２ 請求項１記載の光モデム装置において、 前記主ケースの一対の挟持片の少なくとも一方
の内側面に、前記回動ケースの回動中心から前記
主ケース方向に伸びるガイド溝が形成され、この
ガイド溝に前記接続ケーブルを収納し、前記回動
ケースの回動時にも前記接続ケーブルの位置がず
れないように保持されていることを特徴とする光
モデム装置。 ３ 請求項１又は２記載の光モデム装置において
、前記回動ケースには、少なくとも、光フアイバ
ケーブルにより送られてくる光信号を電気信号に
変換する受光素子と、前記受光素子により変換さ
れた電気信号を増幅する増幅手段と、送出すべき
電気信号を光信号に変換する発光素子とが搭載さ
れていることを特徴とする光モデム装置。 ４ 請求項３記載の光モデム装置において、前記
受光素子及び前記増幅手段への電源ラインを、前
記発光素子への電源ラインと独立にしたことを特
徴とする光モデム装置。[Claims for Utility Model Registration] 1. An optical modem device that is provided between an information processing device and an optical fiber cable and converts between an electrical signal of the information processing device and an optical signal transmitted within the optical fiber cable, a main case that holds the connection connector at one end and has a pair of clamping pieces extending from the other end; the optical fiber cable is connected to one end of the main case; a rotating case that is rotatably held in the longitudinal direction of the connecting connector between a pair of holding pieces of the main case; and a connecting cable that connects between the main case and the rotating case; An optical modem device characterized in that the optical modem device can be attached from any direction within the rotation plane of the rotation case without bending the optical fiber cable. 2. The optical modem device according to claim 1, wherein a guide groove extending from the rotation center of the rotation case toward the main case is formed on the inner surface of at least one of the pair of holding pieces of the main case, and the guide groove extends from the rotation center of the rotation case toward the main case. An optical modem device characterized in that the connection cable is housed in a groove and is held so that the connection cable does not shift even when the rotation case rotates. 3. The optical modem device according to claim 1 or 2, wherein the rotating case includes at least a light-receiving element that converts an optical signal sent through an optical fiber cable into an electrical signal, and an electric signal converted by the light-receiving element. An optical modem device characterized by being equipped with an amplifying means for amplifying a signal and a light emitting element for converting an electrical signal to be sent into an optical signal. 4. The optical modem device according to claim 3, wherein a power line to the light receiving element and the amplifying means is made independent of a power line to the light emitting element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989065908U JPH036348U (en) | 1989-06-06 | 1989-06-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989065908U JPH036348U (en) | 1989-06-06 | 1989-06-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH036348U true JPH036348U (en) | 1991-01-22 |
Family
ID=31598164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989065908U Pending JPH036348U (en) | 1989-06-06 | 1989-06-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH036348U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100654296B1 (en) * | 2005-01-10 | 2006-12-05 | 김재수 | Inner mat for automobile |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63299539A (en) * | 1987-05-29 | 1988-12-07 | Matsushita Electric Ind Co Ltd | Optical transmitter |
-
1989
- 1989-06-06 JP JP1989065908U patent/JPH036348U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63299539A (en) * | 1987-05-29 | 1988-12-07 | Matsushita Electric Ind Co Ltd | Optical transmitter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100654296B1 (en) * | 2005-01-10 | 2006-12-05 | 김재수 | Inner mat for automobile |
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