FR2043684A1 - - Google Patents
Info
- Publication number
- FR2043684A1 FR2043684A1 FR7018489A FR7018489A FR2043684A1 FR 2043684 A1 FR2043684 A1 FR 2043684A1 FR 7018489 A FR7018489 A FR 7018489A FR 7018489 A FR7018489 A FR 7018489A FR 2043684 A1 FR2043684 A1 FR 2043684A1
- Authority
- FR
- France
- 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.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/02—Non-electrical signal transmission systems, e.g. optical systems using infrasonic, sonic or ultrasonic waves
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/901—Noise or unwanted signal reduction in nonseismic receiving system
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Selective Calling Equipment (AREA)
- Feeding And Controlling Fuel (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA885095T | |||
US82827369A | 1969-05-27 | 1969-05-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2043684A1 true FR2043684A1 (no) | 1971-02-19 |
Family
ID=75300189
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7018489A Withdrawn FR2043684A1 (no) | 1969-05-27 | 1970-05-21 |
Country Status (4)
Country | Link |
---|---|
US (1) | US3638174A (no) |
CA (1) | CA885095A (no) |
FR (1) | FR2043684A1 (no) |
GB (1) | GB1270090A (no) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3721819A (en) * | 1971-08-04 | 1973-03-20 | Westinghouse Air Brake Co | Railroad lift bridge remote control system |
US3753221A (en) * | 1971-08-05 | 1973-08-14 | Bertea Corp | Acoustic control system |
JPS4898866A (no) * | 1972-03-29 | 1973-12-14 | ||
US4992988A (en) * | 1973-11-29 | 1991-02-12 | The United States Of America As Represented By The Secretary Of The Navy | Underwater acoustic control system |
DE2427951B2 (de) * | 1974-06-10 | 1976-11-04 | Siemens AG, 1000 Berlin und 8000 München | Einrichtung zur gleichzeitigen zuendung einer anzahl von steuerbaren halbleiterventilen |
AT336134B (de) * | 1974-04-08 | 1977-04-25 | Siemens Ag Oesterreich | Einrichtung zur drahtlosen ubertragung eines steuersignals an die steuerstrecke eines steuerbaren halbleiterventils |
US4065747A (en) * | 1975-11-28 | 1977-12-27 | Bunker Ramo Corporation | Acoustical underwater communication system for command control and data |
US4087793A (en) * | 1976-10-28 | 1978-05-02 | Motorola, Inc. | Digital electronic control and switching arrangement |
US4157535A (en) * | 1977-05-20 | 1979-06-05 | Lynes, Inc. | Down hole pressure/temperature gage connect/disconnect method and apparatus |
US4349915A (en) * | 1981-02-02 | 1982-09-14 | General Electric Company | Minimization of multipath and doppler effects in radiant energy communication systems |
US4480323A (en) * | 1982-06-07 | 1984-10-30 | The United States Of America As Represented By The Secretary Of The Navy | Remote self-contained undersea monitor |
IL174723A (en) * | 2006-04-02 | 2011-09-27 | Rafael Advanced Defense Sys | Restricting unsupervised activity of unmanned vessels |
CN105243828A (zh) * | 2015-10-09 | 2016-01-13 | 河海大学常州校区 | 一种基于超声波通信的遥控装置及其遥控方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2282102A (en) * | 1940-12-12 | 1942-05-05 | Rca Corp | Signaling |
US2643369A (en) * | 1945-09-28 | 1953-06-23 | Theodore M Manley | Modulated pulse remote control |
US3183509A (en) * | 1958-04-07 | 1965-05-11 | Zenith Radio Corp | Remote control by plural concurrent diverse type signals |
US3034099A (en) * | 1958-12-15 | 1962-05-08 | Gen Railway Signal Co | Code communication system |
US3076519A (en) * | 1958-12-18 | 1963-02-05 | Texas Instruments Inc | Ultrasonic surveyor's distance measuring instrument |
US3128451A (en) * | 1959-09-16 | 1964-04-07 | Philco Corp | Electrical systems |
US3199070A (en) * | 1963-01-14 | 1965-08-03 | Shell Oil Co | Sonic control circuitry |
US3348226A (en) * | 1963-08-12 | 1967-10-17 | Edgar H Fischer | Automaton command circuit |
US3313160A (en) * | 1964-06-29 | 1967-04-11 | David A Goldman | Remote meter reading system |
US3405387A (en) * | 1965-10-24 | 1968-10-08 | Stewart & Stevenson Inc Jim | Acoustical underwater control apparatus |
US3422397A (en) * | 1968-01-29 | 1969-01-14 | Honeywell Inc | Control apparatus |
-
0
- CA CA885095A patent/CA885095A/en not_active Expired
-
1969
- 1969-05-27 US US828273A patent/US3638174A/en not_active Expired - Lifetime
-
1970
- 1970-05-08 GB GB22264/70A patent/GB1270090A/en not_active Expired
- 1970-05-21 FR FR7018489A patent/FR2043684A1/fr not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA885095A (en) | 1971-11-02 |
GB1270090A (en) | 1972-04-12 |
US3638174A (en) | 1972-01-25 |
DE2024845A1 (de) | 1971-01-07 |
DE2024845B2 (de) | 1972-09-07 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |