JPH0412732U - - Google Patents
Info
- Publication number
- JPH0412732U JPH0412732U JP1990052504U JP5250490U JPH0412732U JP H0412732 U JPH0412732 U JP H0412732U JP 1990052504 U JP1990052504 U JP 1990052504U JP 5250490 U JP5250490 U JP 5250490U JP H0412732 U JPH0412732 U JP H0412732U
- Authority
- JP
- Japan
- Prior art keywords
- information
- communication unit
- information device
- converts
- outputs
- 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
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Optical Communication System (AREA)
Description
第１図は本考案第一実施例のデータ通信装置の
回路図、第２図は本考案第二実施例のデータ通信
装置の回路図、第３図は本考案第三実施例のデー
タ通信装置の回路図、第４図は従来のデータ通信
の回路図である。
１２……送信用通信ユニツト、１３……受信用
通信ユニツト、１４……発光素子、１５……１次
変調信号発振器、１６……ミキサー回路、１７…
…発光素子駆動回路、２０……受光素子、２１…
…プリアンプ回路、２２……バンドパスフイルタ
ー、２３……検波回路。
FIG. 1 is a circuit diagram of a data communication device according to a first embodiment of the present invention, FIG. 2 is a circuit diagram of a data communication device according to a second embodiment of the present invention, and FIG. 3 is a circuit diagram of a data communication device according to a third embodiment of the present invention. FIG. 4 is a circuit diagram of a conventional data communication. 12... Communication unit for transmission, 13... Communication unit for reception, 14... Light emitting element, 15... Primary modulation signal oscillator, 16... Mixer circuit, 17...
...Light emitting element drive circuit, 20... Light receiving element, 21...
...Preamplifier circuit, 22...Band pass filter, 23...Detection circuit.
Claims (1)
スで送受信するためのものであつて、一方の情報
機器から入力された電気信号であるデータ信号を
空間伝送に適した光信号に変換して他方の情報機
器に出力する送信用通信ユニツトと、他方の情報
機器の送信用通信ユニツトからの光信号を受光し
元の電気信号であるデータ信号に戻して一方の情
報機器に出力する受信用通信ユニツトとから構成
されたことを特徴とするデータ通信装置。 It is used to wirelessly transmit and receive data managed between information devices, and converts the data signal, which is an electrical signal input from one information device, into an optical signal suitable for spatial transmission, and transmits the information to the other information device. A transmitting communication unit that outputs to the device, and a receiving communication unit that receives the optical signal from the transmitting communication unit of the other information device, converts it back to the original electrical data signal, and outputs it to the other information device. A data communication device comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990052504U JPH0412732U (en) | 1990-05-19 | 1990-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990052504U JPH0412732U (en) | 1990-05-19 | 1990-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0412732U true JPH0412732U (en) | 1992-01-31 |
Family
ID=31572861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990052504U Pending JPH0412732U (en) | 1990-05-19 | 1990-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0412732U (en) |
-
1990
- 1990-05-19 JP JP1990052504U patent/JPH0412732U/ja active Pending
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