JPS63173938U - - Google Patents
Info
- Publication number
- JPS63173938U JPS63173938U JP1987065524U JP6552487U JPS63173938U JP S63173938 U JPS63173938 U JP S63173938U JP 1987065524 U JP1987065524 U JP 1987065524U JP 6552487 U JP6552487 U JP 6552487U JP S63173938 U JPS63173938 U JP S63173938U
- Authority
- JP
- Japan
- Prior art keywords
- modulation means
- signal
- transmission line
- demodulating
- modulating
- 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 4
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Optical Communication System (AREA)
Description
第１図は本考案の１実施例を示すブロツク図、
第２図は従来例を示すブロツク図である。
Ｍ１……ＦＭ変換モジユール、Ｃ……光伝送路
、Ｍ２……ＦＭ復調モジユール。
FIG. 1 is a block diagram showing one embodiment of the present invention.
FIG. 2 is a block diagram showing a conventional example. M1 ...FM conversion module, C...optical transmission line, M2 ...FM demodulation module.
Claims (1)
と、前記ＦＭ変調手段に光伝送路を介して接続さ
れ変調された光信号を復調しアナログ出力信号に
変換するＦＭ復調手段とを具備することを特徴と
するＤ／Ａ変換光モジユール。 FM modulation means for FM modulating a digital input signal; and FM demodulation means connected to the FM modulation means via an optical transmission line for demodulating the modulated optical signal and converting it into an analog output signal. D/A conversion optical module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987065524U JPS63173938U (en) | 1987-04-30 | 1987-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987065524U JPS63173938U (en) | 1987-04-30 | 1987-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63173938U true JPS63173938U (en) | 1988-11-11 |
Family
ID=30902676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987065524U Pending JPS63173938U (en) | 1987-04-30 | 1987-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63173938U (en) |
-
1987
- 1987-04-30 JP JP1987065524U patent/JPS63173938U/ja active Pending