JPS647477U - - Google Patents
Info
- Publication number
- JPS647477U JPS647477U JP10112887U JP10112887U JPS647477U JP S647477 U JPS647477 U JP S647477U JP 10112887 U JP10112887 U JP 10112887U JP 10112887 U JP10112887 U JP 10112887U JP S647477 U JPS647477 U JP S647477U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- video
- light emitting
- light receiving
- pass filter
- 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 4
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000005236 sound signal Effects 0.000 claims 2
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Optical Communication System (AREA)
Description
第１図は本考案の光伝送システムのブロツク図
、第２図は同光伝送システムの概略図、第３図は
従来の光伝送システムの概略図である。
１……ＴＶ本体、７……映像・音声再生装置、
２２，２６，２７……ＦＭ変調器、２３……映像
・音声ミツクス部、２８……発光部駆動回路、２
９……発光素子、３５……受光素子、３６……受
光増幅器、３８，４２，４３……ＦＭ復調器。
FIG. 1 is a block diagram of the optical transmission system of the present invention, FIG. 2 is a schematic diagram of the same optical transmission system, and FIG. 3 is a schematic diagram of a conventional optical transmission system. 1...TV main unit, 7...video/audio playback device,
22, 26, 27...FM modulator, 23...video/audio mixer, 28...light emitting unit drive circuit, 2
9... Light emitting element, 35... Light receiving element, 36... Light receiving amplifier, 38, 42, 43... FM demodulator.
Claims (1)
ＦＭ変調器と、ＦＭ信号ミツクス部と、発光素子
駆動回路と、発光素子とを有する映像・音声再生
装置と、 受光素子と、受光増幅部と、ハイパスフイルタ
と、バンドパスフイルタと、映像信号及び音声信
号各々のＦＭ復調器とを有するテレビジヨン受像
機とから構成される光伝送システム。[Claims for Utility Model Registration] A video/audio playback device having an FM modulator that performs FM modulation of a video signal and an audio signal, an FM signal mixer, a light emitting element drive circuit, a light emitting element, and a light receiving element. , an optical transmission system comprising a television receiver having a light receiving amplification section, a high-pass filter, a band-pass filter, and an FM demodulator for each of a video signal and an audio signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10112887U JPS647477U (en) | 1987-06-30 | 1987-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10112887U JPS647477U (en) | 1987-06-30 | 1987-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS647477U true JPS647477U (en) | 1989-01-17 |
Family
ID=31329838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10112887U Pending JPS647477U (en) | 1987-06-30 | 1987-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS647477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06125559A (en) * | 1992-10-12 | 1994-05-06 | Nec Corp | Analog light image transmitter |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010825A (en) * | 1983-06-29 | 1985-01-21 | Sumitomo Electric Ind Ltd | Optical transceiver |
| JPS6090483A (en) * | 1983-10-25 | 1985-05-21 | Sumitomo Electric Ind Ltd | Optical transmitter/receiver |
-
1987
- 1987-06-30 JP JP10112887U patent/JPS647477U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6010825A (en) * | 1983-06-29 | 1985-01-21 | Sumitomo Electric Ind Ltd | Optical transceiver |
| JPS6090483A (en) * | 1983-10-25 | 1985-05-21 | Sumitomo Electric Ind Ltd | Optical transmitter/receiver |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06125559A (en) * | 1992-10-12 | 1994-05-06 | Nec Corp | Analog light image transmitter |
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