EP3602678A1 - Breitbandige kabelantenne für ein unterwasserfahrzeug - Google Patents

Breitbandige kabelantenne für ein unterwasserfahrzeug

Info

Publication number: EP3602678A1
Authority: EP; European Patent Office
Prior art keywords: antenna; signal; radiofrequency; winch; technology
Prior art date: 2017-03-27
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.): Granted

Application number

EP18712907.7A

Other languages

English (en)

French (fr)

Other versions

EP3602678B1 (de

Inventor

Franck DURUISSEAU

Pascal Rivet

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Naval Group SA

Original Assignee

Naval Group SA

Priority date (The priority date 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 date listed.)

2017-03-27

Filing date

2018-03-26

Publication date

2020-02-05

2018-03-26 Application filed by Naval Group SA filed Critical Naval Group SA

2020-02-05 Publication of EP3602678A1 publication Critical patent/EP3602678A1/de

2021-07-28 Application granted granted Critical

2021-07-28 Publication of EP3602678B1 publication Critical patent/EP3602678B1/de

Status Active legal-status Critical Current

2038-03-26 Anticipated expiration legal-status Critical

Links

210000002445 nipple Anatomy 0.000 claims abstract description 11
238000005516 engineering process Methods 0.000 claims description 24
239000013307 optical fiber Substances 0.000 claims description 14
239000000835 fiber Substances 0.000 claims description 12
230000003321 amplification Effects 0.000 claims description 8
238000003199 nucleic acid amplification method Methods 0.000 claims description 8
230000003287 optical effect Effects 0.000 claims description 2
239000004020 conductor Substances 0.000 description 10
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
229910052802 copper Inorganic materials 0.000 description 8
239000010949 copper Substances 0.000 description 8
238000004146 energy storage Methods 0.000 description 4
230000004913 activation Effects 0.000 description 2
238000001514 detection method Methods 0.000 description 2
238000010586 diagram Methods 0.000 description 2
238000007654 immersion Methods 0.000 description 2
238000012544 monitoring process Methods 0.000 description 2
230000000295 complement effect Effects 0.000 description 1
230000009849 deactivation Effects 0.000 description 1
238000012423 maintenance Methods 0.000 description 1

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/34—Adaptation for use in or on ships, submarines, buoys or torpedoes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/04—Adaptation for subterranean or subaqueous use

Definitions

the present invention relates to a broadband reception wire antenna for an underwater vehicle such as a submarine itself, equipped with a deployment winch thereof.
Some of these wired antennas are based on radio frequency technology.
These antennas then comprise a coaxial cable for connecting the antenna to the rest of the submarine through a rotating collector with radiofrequency technology, the winch.
an optical connector is used to connect the antenna to the rest of the submarine.
These antennas have common points and in particular a similar power supply mode.
these antennas generally comprise a pair of copper electrical conductors that extend from one end to the other of the antenna.
the object of the invention is to provide such an antenna power supply.
the subject of the invention is a broadband reception wire antenna for an underwater vehicle such as a submarine itself, equipped with a deployment winch thereof, characterized in that An antenna comprises at its free end, a termination nipple in which are arranged means for storing electrical energy supply of this end of the antenna, and whose operation is controlled by means of pressure sensor.
the means for storing electrical energy are associated with a voltage / frequency converter indicating the state of these storage means;
the frequency signal delivered by the converter is integrated in the radiofrequency signal in order to be transmitted along the fiber towards the rest of the underwater vehicle;
the energy storage means comprise batteries
the deployment winch is equipped with a rotary collector with radiofrequency technology, connecting the antenna to the rest of the underwater vehicle, and the antenna is a fiber optic antenna whose end associated with the winch comprises interfacing means to the rotary connector with radiofrequency technology of this winch, comprising means for converting the signal from the optical fiber into a radiofrequency signal, the output of which is connected through coaxial cable means to the collector rotating at radiofrequency technology of the winch;
the fiber optic antenna comprises:
means for transporting this light signal by optical fiber, and the interfacing means comprise:
FIG. 1 shows a schematic view of a wire antenna radiofrequency technology of the prior art
FIG. 2 represents a schematic view of a wired antenna with optical fiber technology of the state of the art
FIG. 3 represents a schematic view of a wired antenna with fiber optic technology compatible with a radiofrequency technology connection of an underwater vehicle; and - Figure 4 shows an embodiment of a wire antenna according to the invention.
FIG. 1 shows a wired antenna with radiofrequency technology.
This antenna is designated by the general reference 1 in this figure, and comprises at one end, a termination nipple, designated by the general reference 2, and at its other end, a conventional connector with radiofrequency technology, designated by the general reference 3 .
This connector makes it possible to connect the antenna to the rest of the equipment of the submarine, by a complementary connector of a deployment winch of this antenna, embarked aboard the submarine.
Such an antenna is in a conventional manner, several tens or even hundreds of meters long.
Such an antenna then comprises amplification means of the radiofrequency signal, received between a hot spot and a cold point of this antenna.
amplification means are designated by the general reference 4 in this figure 1 and are powered by an activation / power system designated by the general reference 5.
this wire antenna 1 not only allows the reception of VLF / LF / HF signals, but also the supply of the line amplifier through the activation / power system.
a braid serves as a mass.
FIG. 2 illustrates an exemplary embodiment of a wire antenna with fiber optic technology.
the antenna is designated by the general reference 10 and therefore always has a terminating nipple designated by the general reference 11, in which a hot point and a cold point are defined for the radio frequency signal in active mode and in passive mode respectively.
This termination nipple January 1 also comprises a broadband amplifier designated by the general reference 12, associated with a laser for converting radio frequency signals into light signals.
This laser is designated by the general reference 13.
This laser 13 is therefore associated at the output, with an optical fiber designated by the general reference 14, which extends along this antenna to the other end of this antenna to carry the signal.
This other end of the antenna is provided with a specific collector with fiber optic technology, designated by the general reference 15, for connecting this antenna to the rest of the underwater vehicle.
FIG. 1 An exemplary embodiment of another wire antenna is illustrated in FIG. 1
the antenna is designated by the general reference 20 and always includes a termination nipple designated by the general reference 21.
This wired antenna always has a cold spot and a hot spot for the signals, and comprises a broadband amplifier designated by the general reference 22 and a laser designated by the general reference 23 for converting radio frequency signals into light signals.
An optical fiber designated by the general reference 24 makes it possible to transport these light signals from one end to the other of the wire antenna.
interfacing means designated by the general reference 25, for converting the received light signal into a radiofrequency signal.
these means comprise means for detecting this light signal, designated by the general reference 26, from the optical fiber.
the supply of these members is provided by supply means 28.
the output of these interfacing means 25 is then connected through coaxial cable means, designated by the general reference 29, to a conventional radio frequency technology connector. designated by the general reference 30 and thus allowing to connect this wire antenna fiber optic technology to a winch equipped with a radio frequency connector.
the antenna also comprises electrical supply conductors extending along the latter and being for example in the form of a pair of copper conductors.
a coaxial cable has a density equivalent to a cable with an optical fiber and a pair of copper conductors.
FIG. 4 An exemplary embodiment of such an antenna according to the invention and corresponding means is illustrated in FIG. 4.
the wire antenna is designated by the general reference 40 and the termination nipple thereof by the reference 41.
This end portion of the antenna always comprises broadband amplification means designated by the general reference 42 and a laser designated by the general reference 43.
the output of this laser 43 is associated with an optical fiber 44, whose end associated with the underwater vehicle always comprises signal detection means 45, amplification means 46, and power supply means 47 of this part of the antenna.
Coaxial cable means 48 still make it possible to connect this end of the antenna through a standard radiofrequency connector 49, to the corresponding connector of the deployment winch of the submarine antenna.
the supply of the members or components arranged at the free end of the antenna is provided by a pair of copper conductors, in the embodiment illustrated in FIG. antenna according to the invention, this power is provided from energy storage means such as for example batteries designated by the general reference 50, placed in for example the end of the antenna termination nipple.
energy storage means such as for example batteries designated by the general reference 50, placed in for example the end of the antenna termination nipple.
These electrical power storage means 50 supplying this end of the antenna then make it possible to supply the electrical power supply thereof, for example under the control of pressure sensor means, designated by the reference 51 in this figure 4.
the pressure sensor 51 is at the maximum volume to close the contact with the batteries.
the antenna is thus powered.
the pacifier When the antenna is under the surface, the pacifier is under pressure and the pressure sensor is at minimum volume.
the pacifier When the antenna is stored in the submarine, the pacifier is no longer under pressure.
a battery deactivation system is then put in place.
Batteries or other means of storing electrical energy can easily be replaced by disassembling the pacifier or part of it on board.
the energy storage means such as, for example, the batteries, are also associated with means for monitoring and indicating their state and in particular their state of charge SOC.
these monitoring means comprise a voltage / frequency converter, indicating the state of these storage means.
This converter is designated by the general reference 52, and thus provides a status indication signal, whose frequency is a function, for example, of the voltage of the batteries.
a mixer designated by the general reference 53 makes it possible to integrate this frequency signal delivered by this converter with the radiofrequency signal, in order to be transmitted along the optical fiber 44 to the rest of the underwater vehicle.
the operators can then recover this signal to have a status information of the energy storage means.

Landscapes

Details Of Aerials (AREA)

EP18712907.7A 2017-03-27 2018-03-26 Breitbandige kabelantenne für ein unterwasserfahrzeug Active EP3602678B1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR1700322A FR3064406B1 (fr)	2017-03-27	2017-03-27	Antenne filaire large bande pour un engin sous-marin
PCT/EP2018/057626 WO2018178003A1 (fr)	2017-03-27	2018-03-26	Antenne filaire large bande pour un engin sous-marin

Publications (2)

Publication Number	Publication Date
EP3602678A1 true EP3602678A1 (de)	2020-02-05
EP3602678B1 EP3602678B1 (de)	2021-07-28

Family

ID=59409374

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP18712907.7A Active EP3602678B1 (de)	2017-03-27	2018-03-26	Breitbandige kabelantenne für ein unterwasserfahrzeug

Country Status (4)

Country	Link
EP (1)	EP3602678B1 (de)
ES (1)	ES2897218T3 (de)
FR (1)	FR3064406B1 (de)
WO (1)	WO2018178003A1 (de)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5132696A (en) *	1990-10-18	1992-07-21	Hughes Aircraft Company	Pneumatic extendable antenna for water deployable buoy
DK2441116T3 (en) *	2009-06-12	2017-09-18	Rolls-Royce Naval Marine Inc	TOWED ANTENNA SYSTEM AND PROCEDURE
FR2951322B1 (fr) *	2009-10-09	2011-12-09	Dcns	Systeme d'antenne filaire de reception de signaux radioelectriques notamment pour un navire
FR3003388B1 (fr) *	2013-03-15	2015-04-17	Dcns	Antenne filaire pour emission hf par un engin sous marin
FR3013320B1 (fr) *	2013-11-21	2017-02-10	Dcns	Engin sous-marin equipe d'au moins une bouee munie d'un organe fonctionnel
FR3022214B1 (fr) *	2014-06-13	2016-07-15	Dcns	Engin sous-marin muni de moyens electriques de propulsion

2017
- 2017-03-27 FR FR1700322A patent/FR3064406B1/fr not_active Expired - Fee Related
2018
- 2018-03-26 WO PCT/EP2018/057626 patent/WO2018178003A1/fr unknown
- 2018-03-26 EP EP18712907.7A patent/EP3602678B1/de active Active
- 2018-03-26 ES ES18712907T patent/ES2897218T3/es active Active

Also Published As

Publication number	Publication date
WO2018178003A1 (fr)	2018-10-04
EP3602678B1 (de)	2021-07-28
ES2897218T3 (es)	2022-02-28
FR3064406A1 (fr)	2018-09-28
FR3064406B1 (fr)	2019-04-26

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