EP0837520B1 - Antennenvorrichtung zum Ausstrahlen und/oder Empfangen von Funksignalen - Google Patents

Antennenvorrichtung zum Ausstrahlen und/oder Empfangen von Funksignalen Download PDF

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Publication number
EP0837520B1
EP0837520B1 EP97402452A EP97402452A EP0837520B1 EP 0837520 B1 EP0837520 B1 EP 0837520B1 EP 97402452 A EP97402452 A EP 97402452A EP 97402452 A EP97402452 A EP 97402452A EP 0837520 B1 EP0837520 B1 EP 0837520B1
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EP
European Patent Office
Prior art keywords
volume
sending
conducting
electrical
receiving circuit
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 - Lifetime
Application number
EP97402452A
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English (en)
French (fr)
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EP0837520A1 (de
Inventor
Gilles Morey
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.)
Atral SAS
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Atral SAS
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Publication date
Application filed by Atral SAS filed Critical Atral SAS
Publication of EP0837520A1 publication Critical patent/EP0837520A1/de
Application granted granted Critical
Publication of EP0837520B1 publication Critical patent/EP0837520B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/44—Details of, or arrangements associated with, antennas using equipment having another main function to serve additionally as an antenna, e.g. means for giving an antenna an aesthetic aspect
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • 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

Definitions

  • the present invention relates to an autonomous device transmission and / or reception of radio signals.
  • Autonomous devices for transmitting and / or receiving radio signals usually include a circuit electronics of which a component is formed by an oscillator, a source autonomous electrical energy consisting of at least one battery or one battery and a wire antenna.
  • the document EP-A-0 297 790 describes a cell shaped as U and flat, creating a radio frame which, by itself, constitutes an antenna and document EP-A-0 339 629 describes a portable telephone in which the battery part and the electronic part are arranged so as not to disturb an independently constructed antenna.
  • the object of the present invention is in particular to simplify and optimize the use of the basic components of a device transmitting and / or receiving radio signals by making them preferably perform several functions at the same time.
  • the device for transmitting and / or receiving signals at least one nominal frequency (f), depending on the invention comprises on the one hand a first volume which comprises in particular a transmitter and / or receiver circuit and which has a part conductor of electricity or metallic main and on the other hand a second volume which includes in particular an autonomous source of energy electric and which has an electrically conductive part or main metallic including the conductive or metallic envelope of said source of electrical energy, said conductive part of said first volume and said conductive portion of said second volume being distant from each other.
  • the device according to the invention further comprises means of electrical connection between said volumes, comprising links to connect the poles of said energy source electric to the power poles of said transmitter circuit and / or receiver, input and / or output terminals for electrical energy radio frequency of said transmitter and / or receiver circuit being one connected to said conductive part of said first volume and the other being connected to said conductive part of said second volume via one of the connections said connecting means, the other connections of which include means for stopping the currents in the band of said nominal frequency, in particular tuned filters, shock or stop chokes or by resonance of the connecting wire (s) themselves.
  • said conductive parts respectively said first and second volumes constitute a antenna.
  • the connections of the poles of said source of electrical energy at the supply poles of said transmitter circuit and / or receiver and the connection of said conductive part of said second volume at one of the input and / or output terminals of said transmitter circuit and / or receiver can be separate.
  • a first pole of said source of electrical energy is connected to said conductive part of said second volume.
  • Said connecting means include preferably a link which connects said first pole of said source of electrical energy on the one hand at the power pole of the same polarity of said transmitter and / or receiver circuit via a stop means and other leaves at one of said input and / or output terminals of said transmitter circuit and / or receiver, and another link which connects the second pole of said electric power source at the other power pole of said circuit transmitter and / or receiver via a stop means.
  • the other input terminal and / or output of said transmitter and / or receiver circuit is preferably connected to the conductive part of said first volume.
  • said other input and / or output terminal of said transmitter and / or receiver circuit is preferably connected to the pole (-) power supply to this circuit.
  • said connecting means can advantageously include coaxial wires or the wires of a cable shielded multiconductor
  • said conductive parts or metallic of said volumes are preferably geometrically sized and / or electrically tuned to resonate on said nominal frequency (f).
  • said connecting means are of preferably geometrically shaped so as to constitute a self agreement of the resonance of said metal parts on said nominal frequency.
  • the conductive or metallic part of said second volume can advantageously include a receptacle for said source of electrical energy.
  • the conductive or metallic part of said first volume can advantageously comprise a layer conductor of a support or printed circuit board carrying said circuit transmitter and / or receiver, such as a ground plane.
  • the first volume 2 includes a printed circuit board 4 which carries the components of an electronic circuit 5 for transmission and / or for receiving radio signals, this electronic circuit 5 for this purpose comprising an oscillator 6.
  • this circuit 5 further preferably comprises logic circuits for delivering to this oscillator 6 signals to be transmitted and / or to detect and / or analyze the signals received.
  • the electronic circuit 5 has a power pole negative (-) or ground 7 and a positive supply pole (+) 8, as well as two energy input and / or output terminals or points 9 and 10 electric radio frequency of electronic circuit 5 and more particularly its oscillator 6.
  • the first volume 2 also includes a part main conductor or metallic 11.
  • the second volume 3 includes an autonomous source electrical energy 12 such as a battery or a battery as well as a main electrically conductive or metallic part 13.
  • an autonomous source electrical energy 12 such as a battery or a battery as well as a main electrically conductive or metallic part 13.
  • the device 1 also includes means 14 for electrical connection between the first and second volumes 2 and 3, made up by electric wires.
  • these connecting means 14 include electrical connections or wires 15 and 16 which respectively connect the poles (-) 7 and (+) 8 of the electrical energy source 12 to supply poles 7 and 8 of the electronic circuit 5, via means stop 17 and 18.
  • stop means 17 and 18 can advantageously be constituted by band pass filters or choke or stop inductors adapted to prevent the passage of high frequency currents produced in the band of nominal frequency (f) of transmission and / or reception oscillator 6 of electronic circuit 5 for signal transport radioelectric, said stopping means possibly being formed by the wires 15 and 16 themselves.
  • the stop means 17 and 18 can advantageously be carried by the printed circuit board 4.
  • the connecting means 14 also include a connection or electrical wire 19 which connects directly the input and / or output terminal 10 of the electronic circuit 5 from the first volume 2 to the conductive part 13 of the second volume 3, while the other input and / or output terminal 9 of the electronic circuit 5 is connected to the conductive part 11 of the first volume 2 by a line board 20 electric 4.
  • Electrically conductive or metallic parts 11 and 13 of the first volume 2 and of the second volume 3 are separated or electromagnetically separate and are sized to constitute the dipole of a transmitting and / or receiving antenna on the nominal frequency (f) of radio signals by oscillator 6 of the electronic circuit 5.
  • Electrically conductive or metallic parts 11 and 13 are said to be principal in the sense that any other parts conductive of electricity or metal of volumes 2 and 3 are negligible from an electromagnetic point of view with regard to the antenna as said electrically conductive or metallic parts 11 and 13 constitute.
  • the conductive part 11 of the first volume 2 constitutes the pole (-) 7 of the electronic circuit 2 and can advantageously be produced in the usual form of a layer electrically conductive or metallic formed on the circuit board printed 4 to constitute a ground plan.
  • the conductive part 13 of the second volume 3 can advantageously be constituted by a electrically conductive or metallic envelope that surrounds the electric power source 12 and which is electrically isolated by compared to the poles of the latter.
  • the device 1 which has just been described can be arranged in a box shown schematically under the reference 21, consisting of a non-electrically conductive material, for example advantageously made of plastic.
  • the device 1 described above comprises, between the first volume 2 comprising the oscillator 6 and the second volume 3 containing the source of electrical energy 12, connecting means 14 which establish, electrically separately, a galvanic connection ensuring the supply of electrical energy to the electronic circuit 5 and a radio frequency electrical connection between their respective conductive parts 11 and 13 which constitute a antenna tuned to transmit or receive signals radio frequencies on the nominal frequency (f) of emission and / or of reception of the oscillator 6.
  • conductive parts 11 and 13 are said to be tuned if the length of the wires which would be electromagnetically equivalent to them is substantially equal to the wavelength ( ⁇ ) corresponding to the nominal frequency (f) of the oscillator divided by four ( ⁇ / 4) and if the distance between the ends of the wires which would be electromagnetically equivalent to them is substantially equal to the speed (C) of the light divided by said nominal frequency (ie: C / f).
  • a radio signal transmission and / or reception device 22 which differs from the device 1 described with reference to FIG. 1 by the fact that the conductive part 13 of the second volume 3 is connected to the pole (-) of the electrical energy source 12 and also differs therefrom by the fact that the input and / or output terminal 10 of the electronic circuit 5 of the first volume 2 is connected by an electric line 23 to the link 15, between the pole (-) of the electrical energy source 12 and the stop means 17.
  • the conductive part 13 can be constituted by the envelope of the electric power source 12, which in general constitutes its pole (-) or by a receptacle of this source which would connected to its envelope.
  • the power line 23 is by example formed on the printed circuit board 4.
  • the connecting means 14 connecting the volumes 2 and 3 of the transmission and / or reception device 22 of FIG. 2 does not include more than the electrical connections 15 and 16 of the device 1 described with reference to Figure 1.
  • a device for transmitting and / or receiving radio signals 24 which differs from the device 1 described with reference to FIG. 1 by the fact that the conductive part 13 of the second volume 3 is connected to the pole (+) from the electrical energy source 12 and also differs therefrom by the fact that the input and / or output terminal 10 of the electronic circuit 5 of the first volume 2 is connected by a line 25 to the link 16, between the pole (+) of the electric power source 12 and the stop means 18.
  • the conductive part 13 can be constituted by a receptacle for the electrical energy source 12, electrically isolated from the latter's envelope which general constitutes its pole (-).
  • the electrical line 25 is for example formed on the printed circuit board 4.
  • connection means 14 only include connections 15 and 16 between volumes 2 and 3.
  • either the galvanic connection 15 or the galvanic connection 16 between the two volumes 2 and 3 also constitute the electrical connection radio frequency between the main conductive parts 11 and 13 of the volumes 2 and 3 of the transmission and / or reception devices described, the high frequency currents at nominal frequency (f) of oscillator 6 being blocked by stop means constituted by either by the stop choke 17 either by the choke 18 or, alternatively, by the wires electrical link themselves.
  • wire connections 14 could be consisting of coaxial wires or wires of a multi-core cable possibly shielded.
  • wire connections 14 could be wound or twisted so as to constitute one or more chokes of the resonance of the metal parts 11 and 13 on the nominal frequency of circuit 5.
  • volume 2 could include another electrical energy source participating for example in the supply of electronic or emergency circuits.
  • volume 3 could include accessory electronic parts or circuits, constituted for example by a voltage regulator.
  • the autonomous device for transmitting and / or receiving radio signals according to the present invention constituting a antenna can advantageously be applied in particular to components of call, alarm, surveillance or remote control.

Landscapes

  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Support Of Aerials (AREA)
  • Waveguide Aerials (AREA)
  • Near-Field Transmission Systems (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)

Claims (9)

  1. Vorrichtung zum Senden und/oder Empfangen von elektrischen Hochfrequenzsignalen auf wenigstens einer Nennfrequenz (f) dadurch gekennzeichnet, dass sie einerseits ein erstes Volumen (2) umfasst, das insbesondere eine Sende- und/oder Empfangsschaltung (5) enthält und ein elektrisch leitendes oder metallisches Hauptteil (11) aufweist und andererseits ein zweites Volumen (3) umfasst, das insbesondere eine selbstständige elektrische Energiequelle (12) enthält und das ein elektrisch leitendes oder metallisches Hauptteil (13) einschließlich der elektrisch leitenden oder metallischen Umhüllung der elektrischen Energiequelle (12) aufweist, wobei das leitende Teil (11) des ersten Volumens (2) und das leitende Teil (13) des zweiten Volumens (3) voneinander entfernt sind;
       und dass es elektrische Verbindungsmittel (14) zwischen den genannten Volumen aufweist, die Verbindungsleitungen enthalten, welche es gestatten die Pole der elektrischen Energiequelle mit den Anschlusspolen der Sende- und /oder Empfangsschaltung zu verbinden;
       wobei von den Eingangs- und/oder Ausgangsklemmen (9, 10) für die elektrische Hochfrequenzenergie der Sendeund/oder Empfangsschaltung (5) eine an das leitende Teil (11) des ersten Volumens (2) und die andere (10) an das leitende Teil (13) des zweiten Volumens (3) jeweils über eine Verbindungsleitung (19; 23; 25) der Verbindungsmittel angeschlossen ist, deren andere Verbindungsleitungen Mittel (17, 19) zum Abblocken von Strömen in dem Nennfrequenzband enthalten, insbesondere zugeordnete Filter, Störschutz-, oder Sperrdrosseln, oder durch Resonanz des oder der Verbindungsleiter selbst; derart, dass die leitenden Teile (11, 13) des ersten und des zweiten Volumens (2, 3) eine Antenne bilden.
  2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass die Verbindungen der Pole der elektrischen Energiequelle (12) mit den Anschlusspolen (7, 8) der Sendeund/oder Empfangsschaltung (5) und die Verbindung (19) des leitenden Teils (13) des zweiten Volumens (13) mit einer (10) der Eingangs- und/oder Ausgangsklemmen der Sende und/oder Empfangsschaltung (5) voneinander verschieden sind.
  3. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass ein erster Pol der elektrischen Energiequelle (12) mit dem leitenden Teil (13) des zweiten Volumens (3) verbunden ist, dass die Verbindungsmittel (14) eine Verbindung (15; 16) aufweisen, die den ersten Pol der elektrischen Energiequelle (12) mit dem Anschlusspol gleicher Polarität der Sende- und/oder Empfangsschaltung (5) über ein Sperrmittel (17; 18) und andererseits mit einer (10) der Eingangs- und/oder Ausgangsklemmen der Sende- und/oder Empfangschaltung (5) verbindet und dass sie eine andere Verbindung (16; 15) aufweisen, die den zweiten Pol der elektrischen Energiequelle (12) mit dem anderen Anschlusspol (8;7) der Sende- und/oder Empfangsschaltung über ein Sperrmittel (18; 17) verbindet und das die andere (9) Eingangsund/oder Ausgangsklemme der Sende- und/oder Empfangsschaltung (5) an das leitende Teil (11) des ersten Volumens (2) angeschlossen (20) ist.
  4. Vorrichtung nach Anspruch 3, dadurch gekennzeichnet, dass die andere Eingangs- und/oder Ausgangsklemme (9) der Sende- und/oder Empfangsschaltung (5) an den (-) Anschlusspol (7) der Schaltung (5) angeschlossen ist.
  5. Vorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Verbindungsmittel koaxile Leiter oder die Adern eines abgeschirmten mehraderigen Kabels aufweisen.
  6. Vorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die leitenden oder metallischen Teile (11, 13) der Volumen (2, 3) so geometrisch dimensioniert und/oder elektrisch abgestimmt sind, dass sie auf der Nennfrequenz (f) in Resonanz sind.
  7. Vorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die Verbindungsmittel (14) geometrisch derart gestaltet sind, dass sie eine Resonanz-Abstimmspule der metallischen Teile (11, 13) auf die Nennfrequenz bilden.
  8. Vorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das leitende oder metallische Teil (13) des zweiten Volumens (3) ein Behältnis der elektrischen Energiequelle (12) aufweist.
  9. Vorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass das leitende oder metallische Teil (11) des ersten Volumens (2) eine leitende Schicht eines Trägers oder einer die Sende- und/oder Empfangsschaltung (5) tragenden bedruckten Leiterplatte, nach Art einer Masseebene, aufweist.
EP97402452A 1996-10-18 1997-10-17 Antennenvorrichtung zum Ausstrahlen und/oder Empfangen von Funksignalen Expired - Lifetime EP0837520B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9612712A FR2754961B1 (fr) 1996-10-18 1996-10-18 Dispositif formant antenne d'emission et/ou de reception de signaux radioelectriques
FR9612712 1996-10-18

Publications (2)

Publication Number Publication Date
EP0837520A1 EP0837520A1 (de) 1998-04-22
EP0837520B1 true EP0837520B1 (de) 2003-02-19

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Application Number Title Priority Date Filing Date
EP97402452A Expired - Lifetime EP0837520B1 (de) 1996-10-18 1997-10-17 Antennenvorrichtung zum Ausstrahlen und/oder Empfangen von Funksignalen

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EP (1) EP0837520B1 (de)
AT (1) ATE233020T1 (de)
DE (1) DE69719139T2 (de)
ES (1) ES2194168T3 (de)
FR (1) FR2754961B1 (de)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202014100688U1 (de) * 2014-02-17 2014-03-26 ASTRA Gesellschaft für Asset Management mbH & Co. KG Kommunikationseinrichtung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56126301A (en) * 1980-03-10 1981-10-03 Yaesu Musen Co Ltd Device for battery stored antenna
JP2624257B2 (ja) * 1987-06-29 1997-06-25 日本電気株式会社 無線機用アンテナ
US4903326A (en) * 1988-04-27 1990-02-20 Motorola, Inc. Detachable battery pack with a built-in broadband antenna
US4876552A (en) * 1988-04-27 1989-10-24 Motorola, Inc. Internally mounted broadband antenna
JPH07321688A (ja) * 1994-05-25 1995-12-08 Funai Denki Kenkyusho:Kk 無線装置の内蔵アンテナ

Also Published As

Publication number Publication date
FR2754961B1 (fr) 1998-11-27
ATE233020T1 (de) 2003-03-15
EP0837520A1 (de) 1998-04-22
DE69719139T2 (de) 2003-12-04
DE69719139D1 (de) 2003-03-27
ES2194168T3 (es) 2003-11-16
FR2754961A1 (fr) 1998-04-24

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