ES2139538B1 - Sistema de multiplexacion y transmision de señales ultrasonicas mediante fibra optica. - Google Patents
Sistema de multiplexacion y transmision de señales ultrasonicas mediante fibra optica.Info
- Publication number
- ES2139538B1 ES2139538B1 ES9800669A ES9800669A ES2139538B1 ES 2139538 B1 ES2139538 B1 ES 2139538B1 ES 9800669 A ES9800669 A ES 9800669A ES 9800669 A ES9800669 A ES 9800669A ES 2139538 B1 ES2139538 B1 ES 2139538B1
- Authority
- ES
- Spain
- Prior art keywords
- transmission
- fiber optics
- multiplexation
- ultrasonic signals
- transmission system
- 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.)
- Expired - Fee Related
Links
Abstract
Sistema de Multiplexación y transmisión de señales ultrasónicas mediante fibra óptica. Procedimiento de multiplexación óptica y transmisión de las señales eléctricas generadas por los transductores piezoeléctricos, funcionando como receptores de ecos ultrasónicos, mediante la utilización de fibra óptica. Para la transmisión se utiliza la modulación en frecuencia de una subportadora, que a su vez modula la intensidad luminosa de la fuente óptica. Debido a esto, puede realizarse la multiplexación de varias señales procedentes de otros tantos sensores piezoeléctricos, y su transmisión sobre una única fibra para su posterior demultiplexión y estudio.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9800669A ES2139538B1 (es) | 1998-03-30 | 1998-03-30 | Sistema de multiplexacion y transmision de señales ultrasonicas mediante fibra optica. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9800669A ES2139538B1 (es) | 1998-03-30 | 1998-03-30 | Sistema de multiplexacion y transmision de señales ultrasonicas mediante fibra optica. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2139538A1 ES2139538A1 (es) | 2000-02-01 |
ES2139538B1 true ES2139538B1 (es) | 2000-10-16 |
Family
ID=8303273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9800669A Expired - Fee Related ES2139538B1 (es) | 1998-03-30 | 1998-03-30 | Sistema de multiplexacion y transmision de señales ultrasonicas mediante fibra optica. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2139538B1 (es) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2511567A1 (fr) * | 1981-08-12 | 1983-02-18 | Lignes Telegraph Telephon | Systeme de transmission de signaux de television, et modules emetteur et recepteur d'un tel systeme |
US4726644A (en) * | 1985-07-08 | 1988-02-23 | General Dynamics Electronics Division | RF frequency multiplexed fiber optic data bus |
JPH0818537A (ja) * | 1994-06-30 | 1996-01-19 | Nippon Telegr & Teleph Corp <Ntt> | 光伝送装置 |
JPH0951324A (ja) * | 1995-08-09 | 1997-02-18 | Nec Corp | 波長多重光伝送システム |
-
1998
- 1998-03-30 ES ES9800669A patent/ES2139538B1/es not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES2139538A1 (es) | 2000-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 20000201 Kind code of ref document: A1 Effective date: 20000201 |
|
FD2A | Announcement of lapse in spain |
Effective date: 20180807 |