EP3120409B1 - Système de radiation horizontale bloquée, en particulier découplage à tension continue et/ou à basse fréquence sur un tronçon haute fréquence en utilisant un système à radiation horizontale bloquée - Google Patents

Système de radiation horizontale bloquée, en particulier découplage à tension continue et/ou à basse fréquence sur un tronçon haute fréquence en utilisant un système à radiation horizontale bloquée Download PDF

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Publication number
EP3120409B1
EP3120409B1 EP15708728.9A EP15708728A EP3120409B1 EP 3120409 B1 EP3120409 B1 EP 3120409B1 EP 15708728 A EP15708728 A EP 15708728A EP 3120409 B1 EP3120409 B1 EP 3120409B1
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Prior art keywords
sleeve
path
capacitor
pot
housing
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German (de)
English (en)
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EP3120409A1 (fr
Inventor
Ingo Mayr
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Telefonaktiebolaget LM Ericsson AB
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Kathrein Austria GmbH
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/2007—Filtering devices for biasing networks or DC returns

Definitions

  • the invention relates to a locking pot arrangement according to the preamble of claim 1 and a DC and / or LF outcoupling on an RF path using this barrier pot arrangement.
  • a reception and / or transmission line not only to send or to be received high-frequency signals (hereinafter referred to as short RF signals), but on this route also in the switched antennas, Amplifiers, preamplifiers, etc. integrated, active components in addition to DC supply to the power supply and / or at least also low-frequency (NF) AC voltages (for example, pilot tones) to control and regulate the components with the transfer.
  • NF low-frequency
  • a conventional technique therefore includes a bypass in the form of a decoupling or bypass path, via which one coupled on the high-frequency link with transmitted DC voltage or a low-frequency AC voltage and can be coupled at another point back into the high-frequency link.
  • a bypass in the form of a decoupling or bypass path, via which one coupled on the high-frequency link with transmitted DC voltage or a low-frequency AC voltage and can be coupled at another point back into the high-frequency link.
  • solutions have hitherto been known in which, for example, a coil or a ⁇ / 4 line or one or more printed circuit boards with multi-stage low-pass filters were used, which were usually constructed discretely.
  • a ⁇ / 4 line together with so-called feedthrough capacitors to use in which on the bypass path in the coupling or decoupling of the ⁇ / 4-line, a conduit surrounding dielectric was provided, which was covered by a cylindrical sleeve to produce the capacitor, in a corresponding recess, for example in a housing wall of a high-frequency filter or duplexer, had to be soldered.
  • a conduit surrounding dielectric was provided, which was covered by a cylindrical sleeve to produce the capacitor, in a corresponding recess, for example in a housing wall of a high-frequency filter or duplexer, had to be soldered.
  • This known solution is characterized by the fact that the corresponding DC voltage and / or low-frequency voltage decoupling and evasion compared to conventional solutions is much easier to install and disassembled in the case of repair work.
  • a locking pot is used, which is housed in a corresponding recess of a housing.
  • the locking pot used is housed in a corresponding hole in a grounded housing.
  • a capacitor is formed between the outer wall of the locking pot and the inner wall of the grounded housing, which also acts as a low pass.
  • a comparable solution is also from the US 5 856 767 A refer to.
  • a spur line is used with respect to a coaxial signal path, wherein the outer conductor of the spur line is electrically connected to the outer conductor of the coaxial high-frequency path and is grounded.
  • the end of the stub is closed by a plate also lying on ground, which has a bore through which the inner conductor of the stub is performed to the outside and separated by a dielectric sleeve of the outer conductor of the stub.
  • a turntable is also in turn arranged, which is formed by the axially through the locking pot through extended inner conductor stub at the passage bore of the end plate of the outer conductor of the stub also a capacity that forms a low pass.
  • a high frequency filter is basically also from the US 2 392 664 A known. Described is a coaxial line structure with inner and outer conductor. In the inner conductor, a single locking pot is arranged, through which the desired filter structure is generated.
  • a generic coaxial filter is from the U.S. 4,437,076 known.
  • This document shows coaxial filters with a first potting pot with a hollow body shaped potted outer conductor inside which is an inner conductor.
  • a second locking pot is provided, which is arranged rotated by 180 ° to the first locking pot within the first locking pot.
  • the second locking pot ends with its opening edge at an axial distance in front of the bottom of the first locking pot.
  • Both locking pots are arranged galvanically separated from each other, wherein the first and the second locking pot are connected only via a galvanic connection between the bottom of the second locking pot and the inner conductor.
  • a plate passing through a screw is screwed, which is thereby electrically connected to the inner conductor and thus also passes through the second locking pot conductive.
  • Object of the present invention is to provide an improved locking pot, the even improved decoupling compared to a high frequency branch (RF branch) and a corresponding DC and / or LF outcoupling arrangement using such inventive, improved decoupling properties having blocking pot.
  • an open locking pot which usually comprises a hollow cylindrical wall, a bottom connected thereto and an inner conductor extending axially from the bottom to the hollow cylindrical wall
  • an additional second locking pot is provided, which is arranged inside the first locking pot.
  • the further or second locking pot is arranged with the reverse orientation in the first locking pot, i. arranged aligned with its open end immediately adjacent to the bottom of the first locking pot.
  • the locking pot arrangement is arranged in a recess in an electrically conductive housing, so that between the inner wall of the recess in the housing and the inserted outer sleeve of the outer or first Sperrtopfes a capacitor is formed.
  • the inner locking pot is arranged at least a small distance from the outer locking pot, so that the outer or peripheral walls, ie the generally hollow-cylindrical outer conductor not in galvanic Standing in contact.
  • the open edge of the inner locking pot is arranged at least a short distance from the bottom of the first locking pot.
  • the length of the inner locking pot is less than the total height of the outer locking pot, so that the bottom of the inner locking pot ends below the opening plane of the outer locking pot.
  • the inner locking pot is penetrated by the inner conductor.
  • the bottom of the inner locking pot is soldered to the inner conductor, whereby the inner locking pot can ultimately be maintained.
  • the blocking pot according to the invention is used in the scope of a decoupling arrangement according to the invention, for example by placing the blocking pot in the useful band of an HF filter, this can achieve a considerable improvement in decoupling.
  • a complementary provided and connected to the blocking pot in series capacitor can be used (as is generally known in the prior art). Because a capacitor connected in series has already been used in the prior art to improve the decoupling. However, this decoupling using the additional capacitor is further improved by using the Doppelsperropfes invention.
  • a dielectric material which serves to center the inner locking pot in relation to the outer locking pot.
  • this is not absolutely necessary.
  • the inner baffle may be coated with an electrically insulating material to be centered in the outer baffle. Also, a galvanic bond between the inner and outer locking pot is avoided.
  • connection of the inner locking pot on the inner conductor of the outer locking pot is preferably carried out by means of soldering.
  • a plug-in and / or press connection for example, between the bottom of the inner locking pot and the inner conductor of the outer locking pot passing through the bottom of the inner locking pot.
  • a galvanic connection can also be realized by, for example, connecting the inner blocking pot to the associated inner conductor by using an electrically conductive adhesive.
  • FIGS. 1 and 2 a locking pot arrangement according to the invention is shown, with a first blocking pot ST1 and a second blocking pot ST2.
  • the blocking pot is installed in an electrically conductive housing 17 in a recess 19a formed there.
  • the locking pot is cylindrical, ie designed hollow cylindrical, which is not mandatory.
  • the housing wall 17a of the housing 17 deviating from the illustration according to FIG. 1 be made much thinner, so have a material thickness that corresponds or can correspond, for example, the hollow cylindrical wall of the first or second locking pot ST1 or ST2.
  • a preferably applied to the inner wall 19c of the recess 19a insulating layer ST-01 is inserted, which is also formed in a hollow cylindrical shape in hollow cylindrical configuration of the recess 19a. It comprises at least bottom sections ST-02, for example an annular bottom section ST-02, which ensures that the blocking pot ST1 inserted in this insulation layer ST-01 both with respect to its peripheral surface and its bottom surface (which preferably formed from or coated with an electrically conductive material is) is electrically isolated from the likewise electrically conductive housing 17.
  • the inventive locking pot assembly is used with the first and second locking pot ST1, ST2.
  • the first or outer locking pot ST1 comprises, as usual, a locking pot outer conductor ST-05, which is preferably formed hollow body-shaped, ie in the embodiment shown hollow cylindrical, namely with respect to a the locking pot arrangement centrally penetrating central axis ST-07.
  • the first and second locking pot which preferably also made of electrically conductive material, in particular metal or at least - if they are formed from a dielectric - are coated with a corresponding conductive layer are constructed so that the locking pot outer conductor ST-05 in the Lock pot base ST-09 preferably integrally merges.
  • the inner sleeve ST-11 runs parallel and preferably concentric with the central axis ST-07.
  • the first or outer lock pot ST1 is electrically connected to a feed point ST-13 at its upper peripheral edge ST-15, that is, at its opening side ST-17 to an input line 7, whereas the free end of the inner conductor ST-L with an output or connecting line 9 and 33 (which will be discussed later) is electrically connected.
  • a second insulating layer ST-21 is preferably now in the interior ST-19 of the first locking pot ST1 preferably inserted in the bottom region, which also includes a bottom portion ST-21b in addition to a peripheral portion ST-21a.
  • the opening side ST-27 of the second locking pot ST2 which is aligned with its opening direction opposite to the first blocking pot ST1, rests inside and inside of the first locking pot, ie, in the interior ST-19 of the first locking pot ST1, is arranged.
  • the inner conductor ST-11 of the first locking pot ST1 passes through the bottom ST-29 of the second locking pot (preferably in the form of a hole ST-30 formed in the bottom ST-29 of the second locking pot ST2).
  • the bottom of the second locking pot ST-19 is preferably by means of a soldering ST-22 on the upper outer side (which is easily accessible for mounting purposes) with the locking pot inner conductor ST-11 electrically-galvanically connected.
  • this electrical-galvanic connection may already be sufficient to not only electrically connect the second blocking pot ST2 to the first blocking pot ST1, but also to hold it mechanically.
  • the mentioned second insulating layer ST-21 serves as an additional holding and fixing device to also ensure that the first and second locking pot are galvanically separated from each other, so are kept at a distance.
  • This also makes it possible that the second locking pot not necessarily via a soldering, but for example by a mechanical, non-positive and / or positive connection can be maintained, for example, by an optionally having a certain elasticity, electrically conductive adhesive (instead of the aforementioned soldering ST-22).
  • the hollow-body-shaped wall ie the blocking pot outer conductor ST-25, whose cross-sectional shape preferably corresponds to the cross-sectional shape of the blocking pot outer conductor ST-05, a dimensioning that is smaller than the outer locking pot ST1.
  • the dimensioning of the two locking pots ST1, ST2 is selected such that between the first inner or second locking pot outer conductor ST-25 and the outer blocking outer conductor ST-05 to the central axis ST-07 and the inner conductor ST-11 transverse and in particular perpendicular distance, in particular lateral or radial distance SA is formed.
  • the inner or second locking pot ST2 has an axial length AL2, which is preferably smaller than the axial length AL1 of the first locking pot.
  • the opening edge ST-35 of the second locking pot ST2 lies at a distance XA in front of the bottom ST-09 of the first locking pot ST1.
  • FIG. 3 1 is a schematic diagram of a block diagram for a duplexer comprising two bandpasses 3 and 5, for example a first bandpass of 806 MHz to 960 MHz and, for example, a second bandpass of 1,710 MHz to 2,170 MHz.
  • a duplexer formed in this way thus has, for example, two input-side HF connections and / or corresponding connection connections 107, namely 107a and 107b, and a third output-side HF connection merging the two bandpass routes and / or a corresponding connection connection 109, at which usually one Antenna is connected.
  • the mentioned input-side RF ports 107a, 107b would serve as transmit inputs and the third RF port 109 as transmit output, whereas in the receive case the third RF port 109 would serve as the receive input and the two other ports 107a and 107b could be referred to as receive outputs.
  • a NF and DC bypass 13 is provided for each bandpass 3 and 5, which is referred to below as a bypass or bypass path or partially also as a decoupling section 13.
  • a DC supply for various devices, amplifiers, etc. is therefore to be ensured and / or, for example.
  • a low frequency signal transmission e.g. in the form of so-called pilot tones, be possible, which are needed for controlling and regulating individual components (for example, in the DiSEq technology).
  • the bypass or decoupling path 13 comprises, in addition to a decoupling or bypass circuit 13 'on the input side, an input line 7, i. in the embodiment shown, an input line 7a or 7b, and on the output side an output line 9, i. in the embodiment shown, an output line 9a and 9b.
  • the input lines 7 at a connection or branch point 117 with the RF path 3 and the output lines 9 at a connection point 117 'with the relevant RF path 3 and 5 are electrically connected, in the embodiment shown electrically-galvanic.
  • the bypass path 13 comprises a housing 17 (which is grounded is), which consists of electrically conductive material, usually a corresponding metal alloy or at least comprises a conductive outer shell or coating, if it is made for example of plastic.
  • a housing 17 is provided in which the high-frequency path in the form of at least one or more bandpasses 3, 5 is realized with.
  • only a housing 17 is shown for simplicity and clarity, which includes the bypass section 13 and not the additional high-frequency link, for example, forming a high-frequency filter, duplexer, etc. with.
  • two hollow-cylindrical bores or recesses 19a and 19b are thus introduced into the housing 17 from one side.
  • two hollow-cylindrical capacitor walls are formed, which are virtually the first plates, that is to say the first capacitor halves 20a and 20b of a capacitor 27a or 27b, which will be described in more detail below.
  • a dielectric ST-01, ie 23a and 23b is inserted, for example in the form of a cylindrical dielectric, which may be formed as a plastic injection molded part. This is preferably cup-shaped and can be used up to the lower bottom 21a and 21b in the hollow cylindrical holes 19a and 19b.
  • the inner second halves of the cylindrical capacitors 27a, 27b are not designed as pure hollow cylinder, but as cylinder pots 29a and 29b, namely in coaxial construction with a respective associated inner conductor 31a and 31, extending from the respective pot bottom ST-09 ie 30a and 30b respectively extend in the illustrated embodiment to the respective upper edge ST-15, i. 32a and 32b of the associated cylinder pot 29a, 29b extend.
  • the cylinder heads 29a, 29b which are provided with lateral offset in the housing 1 in corresponding holes 19a, 19b, designed the same.
  • Both inner conductors ST-11, ie 31a, 31b, so both cylinder pots 29a, 29b are interconnected via a, hereinafter also partially referred to as a connecting line 33 line 33.
  • the length of this line can be arbitrary.
  • the input line 7, 7a thus forms an input-side RF connection connection, which from a connection or branch point 117 of the in FIG. 3 shown HF-branched off, and thereby leads to the hollow cylinder 25a of the first cylinder pot 29a and is electrically connected thereto, preferably by soft soldering (the point at which the connection by soldering is provided with the reference numeral 36).
  • the input line 7 and the RF connection at the upper edge 32a opposite to the bottom of the pot 30a of the cylinder pot 29a is soldered.
  • the input line 7, 7a in this case represents a transmission line whose length is preferably ⁇ / 4.
  • the input line 7a thus preferably has a length which corresponds to the mean wavelength of a frequency band to be transmitted on the associated RF link. At least ⁇ is chosen such that the value for this corresponds to a wavelength for a frequency which lies within the frequency band to be transmitted on the high-frequency link.
  • an output line 9 'representing the output-side HF connection that is to say the output-side HF connection connection 9
  • This RF connection 9 and the corresponding output line 9 in this case has a length to the ⁇ / 4 corresponds, wherein ⁇ preferably again corresponds to the mean wavelength of the frequency band, which is to be transmitted on the associated RF link. At least ⁇ should be chosen so that the value of this corresponds to a wavelength for a frequency that is within a frequency band to be transmitted on the RF link.
  • a bypass line or bypass 13 formed in this way, it is thus possible to use parallel to a high-frequency path (for example, bandpass route 3, 5 in FIG FIG. 3 ) a DC voltage to the power supply and / or a low frequency (NF) AC voltage (for example, pilot tones) are transmitted.
  • the hollow cylindrical condenser wall 20a or 20b forms, for example, the respectively first "plate” of a condenser 27a or 27b thus formed.
  • the second “plate” of the capacitor is formed by the inserted into the hollow cylindrical holes 19a, 19b, electrically conductive hollow cylinder 25a and 25b, both "plates" by the mentioned dielectric 23a, 23b are electrically isolated from each other.
  • Corresponding snap-action and / or latching devices or at least sufficient clamping measures or devices can therefore be provided and / or formed on the preferably made of plastic dielectric 23a, 23b in interaction with the corresponding recess in the housing.
  • the mentioned capacitors 27a, 27b form a low pass to generate a high frequency short circuit with the conductive housing 17, which is usually lies on earth. Nevertheless, the capacitors 27a, 27b, which are referred to as high-frequency short-circuiting, are not yet sufficient for optimal decoupling from the RF branch, since an excessively large residual signal or excessive residual signal intensity would still be transmitted via this bypass path.
  • a blocking pot 127a, 127b is respectively integrated into the capacitors 27a, 27b according to the described exemplary embodiment.
  • This blocking pot 127a, 127b is respectively formed by the cylinder pot 29a, 29b with the associated, concentrically arranged inner conductor 31a, 31b, which is connected to the respective bottom 30a, 30b of the respective cylinder pot 29a, 29b.
  • the connecting line 7 or 9 is then connected directly to this blocking pot 127a and 127b and thus fulfills the decoupling.
  • the axial length (especially the axial length inside the cylinder pot and thus the axial length of the inner conductor 31a, 31b) is preferably usually proportional to 1 / ⁇ R 1 / ⁇ R and the further factor ⁇ / 4, where ⁇ R is the corresponding dielectric constant of the inner dielectric used, which in the exemplary embodiment shown preferably consists of air but does not have to consist of air. It may be inserted here another dielectric.
  • ⁇ preferably represents the mean wavelength of the frequency band to be transmitted in the HF branch.
  • Capacitor 27a, 27b thus formed in each case exceeds the frequency thus formed Capacitor 27a, 27b generates a short circuit in the bottom region 20a, 20b of the barrier pot, this short circuit is transferred to the open end of the locking pot 127a, 127b in an idle ( ⁇ / 4 electrical length).
  • the axial length of the locking pots or the inner conductor of the locking pots need not necessarily be ⁇ / 4, but may also deviate from it and have completely different values. Decision relevant is the length of the input line 7, 7a and 7b as well as the length of the output line 9, ie in the illustrated embodiment according to FIG. 3 the output line 9a and 9b.
  • the training in the illustrated embodiment is constructed symmetrically.
  • the first of the two symmetrical halves according to the embodiment of the FIGS. 4 to 6 consists of a decoupling path, namely in the illustrated embodiment of the connection point 117, starting in the form of the following ⁇ / 4 line 7, which leads to the cylinder pot 29a, ie the locking pot 127a.
  • the second half of the symmetrical construction is based on a connection point 117 'of the HF path, via a downstream ⁇ / 4 line 9, 9a, which leads to the downstream cylinder pot 29b, ie to the blocking pot 127b. Both locking pots are then connected to each other via the mentioned line 33.
  • the basically symmetrical structure, at least in functional terms, is with respect to the plane of symmetry S in FIG. 4 indicated.
  • each short-circuit capacitor 27a, 27b also forms the illustrated blocking pot.
  • ⁇ should correspond to a frequency within a frequency band, which is transmitted to the parallel high-frequency branch.
  • ⁇ should correspond to the mean wavelength of the corresponding band transmitted on the high frequency branch.
  • the advantages according to the invention can also be achieved to a sufficient degree if the length of the connecting line 7 or 9 is not exactly ⁇ / 4 but differs therefrom.
  • the above-mentioned length of this transformation path 7 or 9 can also be extended by ⁇ / 2 in order to arrive at the same results.
  • connecting lines 7 and 9 which were also referred to as input or output lines 7 and 9, do not necessarily have to be straight, but may for example also be arcuate or in particular in the form of a coil. Again, the length of the coil, so the wire used for the coil, preferably have the above values.

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Claims (15)

  1. Ensemble de systèmes de radiation horizontale bloquée avec les propriétés suivantes :
    - l'ensemble de systèmes de radiation horizontale bloquée comprend un premier système de radiation horizontale bloquée (ST1) doté d'un conducteur externe (ST-05) de système de radiation horizontale bloquée en forme de corps creux qui dépasse dans un fond (ST-09) au niveau de son extrémité du côté frontal, où un conducteur interne (ST-11) de système de radiation horizontale bloquée se trouve à l'intérieur du premier système de radiation horizontale bloquée (ST1) le long d'un axe central (ST-07), qui est relié de manière galvanique avec le fond (ST-09) du système de radiation horizontale bloquée,
    - un deuxième système de radiation horizontale bloquée (ST2) est disposé dans l'espace interne (ST-19) du premier système de radiation horizontale bloquée (ST1),
    - le deuxième système de radiation horizontale bloquée (ST2) présente un fond (ST-15) de système de radiation horizontale bloquée au niveau de son côté frontal et un côté d'ouverture (ST-27) au niveau de son côté frontal opposé,
    - le deuxième système de radiation horizontale bloquée (ST2) est disposé avec son fond (ST-15) de système de radiation horizontale bloquée et son côté d'ouverture (ST-27) décalé de 180 ° par rapport au premier système de radiation horizontale bloquée (ST1) dans son espace interne (ST-19),
    - le deuxième système de radiation horizontale bloquée (ST2) se termine avec son rebord d'ouverture (ST-25) à une distance axiale (XA) devant le fond (ST-09) du premier système de radiation horizontale bloquée (ST1),
    - une distance latérale (SA) s'étendant perpendiculairement ou verticalement par rapport à l'axe central (ST-07) est créée entre le deuxième conducteur externe de système de radiation horizontale bloquée (ST-25) et le premier conducteur externe de système de radiation horizontale bloquée (ST-05), ce par quoi le deuxième ou le système de radiation horizontale bloquée (ST2) interne est disposé séparé de manière galvanique par rapport au premier système de radiation horizontale bloquée (ST1), et
    - les premier et deuxième systèmes de radiation horizontale bloquée (ST1, ST2) sont simplement reliés par le biais d'une connexion galvanique entre le fond (ST-29) du deuxième système de radiation horizontale bloquée (ST2) et le conducteur interne (ST-03), qui traverse le fond (ST-29) du deuxième système de radiation horizontale bloquée (ST2),
    caractérisé par les autres propriétés suivantes :
    - un boîtier (17) pouvant être rendu conducteur électriquement avec une cavité (19a) dans le boîtier (17) pouvant être rendu conducteur électriquement,
    - le premier système de radiation horizontale bloquée (ST1) ou externe est disposé avec le deuxième système de radiation horizontale bloquée (ST2) disposé dans l'espace interne (ST-19) du premier système de radiation horizontale bloquée (ST1) dans la cavité (19a) du boîtier (17) pouvant être rendu conducteur électriquement, de sorte qu'un condensateur se trouve formé entre la paroi intérieure (17a) de la cavité (19a) dans le boîtier (17) et le conducteur externe de système de radiation horizontale bloquée (ST-05) inséré du premier système de radiation horizontale bloquée (ST1) ou externe.
  2. Ensemble de systèmes de radiation horizontale bloquée selon la revendication 1, caractérisé en ce qu'un diélectrique ou un isolant (ST-21) est inséré en tant qu'espaceur entre le deuxième conducteur externe de système de radiation horizontale bloquée (ST-25) et le premier conducteur externe de système de radiation horizontale bloquée (ST-05), et/ou qu'un matériau diélectrique (ST-21) est inséré en tant qu'espaceur entre le premier fond de système de radiation horizontale bloquée (ST-09) du premier système de radiation horizontale bloquée (ST1) et le rebord d'ouverture (ST-25) du deuxième système de radiation horizontale bloquée (ST2).
  3. Ensemble de systèmes de radiation horizontale bloquée selon la revendication 1 ou la revendication 2, caractérisé en ce
    - que la longueur axiale (AL2) du deuxième système de radiation horizontale bloquée (ST2) est inférieure à la longueur axiale (AL1) du premier système de radiation horizontale bloquée, et/ou
    - que le deuxième système de radiation horizontale bloquée (ST2) ou interne est disposé à l'intérieur du premier système de radiation horizontale bloquée (ST1) de manière concentrique et/ou axiale par rapport à celui-ci, et/ou
    - que les premier et/ou deuxième systèmes de radiation horizontale bloquée (ST1, ST2) sont conçus de manière symétrique en rotation autour de l'axe central (ST-07).
  4. Ensemble de systèmes de radiation horizontale bloquée selon l'une des revendications 1 à 3, caractérisé en ce que le rebord d'ouverture (ST-15) du premier système de radiation horizontale bloquée (ST1) est approprié pour être relié avec une conduite d'entrée (7), et l'extrémité libre du conducteur interne de système de radiation horizontale bloquée (ST-11) est appropriée pour être reliée avec une conduite de sortie ou une conduite de liaison (9, 33), et
    qu'en particulier, l'ensemble de systèmes de radiation horizontale bloquée est disposé dans une conduite de dérivation vers une voie de transmission HF avec la conduite d'entrée et de sortie ou de connexion (7, 9, 33).
  5. Découplage à tension continue et/ou à basse fréquence pour voie de transmission HF, notamment appareils HF tels que des filtres haute fréquence, des duplexeurs et similaires avec les propriétés suivantes :
    - une voie de transmission HF (3, 5), deux points de connexion (117, 117') aux extrémités de la voie de transmission HF (3, 5) et une voie de découplage (13), où la voie de découplage (13) est détournée par rapport aux points de connexion (117, 117'),
    - la voie de découplage (13) comprend à partir de chaque point de connexion (117, 117') un embranchement (7, 9) correspondant sous la forme d'une ligne de transformation, pour la longueur électrique de laquelle on a λ/8 + n·λ/2 < L < 3λ/8 + n·λ/2 λ / 8 + n ⋅ λ / 2 < L < 3 ⁢ λ / 8 + n ⋅ λ / 2
    Figure imgb0013
    - où λ représente une longueur d'onde qui correspond à une longueur d'onde dans la bande HF à transmettre sur la voie de transmission HF (3, 5) et n représente les nombres suivants n = 0, 1, 2, 3, etc.,
    - en outre, la voie de découplage (13) comprend un ensemble de systèmes de radiation horizontale bloquée selon l'une des revendications 1 à 4, qui est disposé et/ou branché entre les deux points de connexion (117, 117'), où le boîtier (17) est pourvu d'une prise de masse, où le condensateur forme un dispositif de condensateur (27a) sous la forme d'un passe-bas et/ou d'un court-circuit HF faisant suite au premier embranchement (7) entre le boîtier (17) et le conducteur externe de système de radiation longitudinale bloquée (ST-05, 25a) du premier système de radiation horizontale bloquée (127a),
    - la voie de découplage (13) est conçue sous forme de voie bypass ou de dérivation (13) qui s'étend entre deux points de connexion (117, 117') sur la voie de transmission HF (3, 5) parallèle à ceux -ci.
  6. Découplage à tension continue et/ou à basse fréquence selon la revendication 5, caractérisé en ce que la voie de découplage (13) comprend une ligne de connexion (33) et un deuxième ensemble de systèmes de radiation horizontale bloquée selon l'une des revendications 1 à 4, où le condensateur forme un dispositif de condensateur (27b) faisant suite au deuxième embranchement (9) entre le boîtier (17) et le conducteur externe de système de radiation horizontale bloquée (ST-05, 25b) du premier système de radiation horizontale bloquée (127b) du deuxième ensemble de systèmes de radiation horizontale bloquée,
    où les conducteurs internes (ST-11 ; 31a, 31b) des premier et deuxième ensembles de systèmes de radiation horizontale bloquée sont reliés les uns aux autres par le biais de la ligne de connexion (33).
  7. Découplage à tension continue et/ou à basse fréquence selon la revendication 6, caractérisé en ce qu'ils ont une construction symétrique au moins en ce qui concerne l'aspect fonctionnel, de sorte que deux embranchements (9, 7) raccordés sur la voie de bypass ou la voie de dérivation (13) aux deux points de liaison (117, 117') sont de la même longueur tout d'abord en ce qui concerne le point de vue électrique, où les extrémités libres des deux embranchements (7, 9) sont ensuite respectivement raccordés sur le premier système de radiation horizontale bloquée (127a, 127b) de l'ensemble de systèmes de radiation horizontale bloquée respectif.
  8. Découplage à tension continue et/ou à basse fréquence selon au moins l'une des revendications 5 à 7, caractérisé en ce que les cavités (19a, 19b) sont des alésages cylindriques (19a, 19b) dans le boîtier (17), où la paroi de chaque alésage cylindrique (19a, 19b) dans le boîtier (17) forme une première moitié de condensateur (20a, 20b) et l'enveloppe extérieure du premier système de radiation horizontale bloquée (29a, 29b) de l'ensemble de systèmes de radiation horizontale bloquée forme une deuxième moitié de condensateur (200a, 200b) du dispositif de condensateur (27a, 27b).
  9. Découplage à tension continue et/ou à basse fréquence selon au moins une des revendications 5 à 8, caractérisé par les propriétés suivantes :
    - le dispositif de condensateur (27a, 27b) est constitué d'un condensateur de forme cylindrique,
    - le condensateur de forme cylindrique comprend un alésage (19) de forme cylindrique dans le boîtier (17),
    - la paroi de boîtier en forme de cylindre creux forme une surface électrique ou une première moitié de condensateur (20a, 20b) du condensateur (27a, 27b),
    - un cylindre creux (25a, 25b) électriquement conducteur qui représente respectivement deux deuxièmes moitiés (200a, 200b) est inséré à l'intérieur de ces premières moitiés de condensateur (20a, 20b) en forme de cylindres et forme ainsi le condensateur (27a, 27b),
    - un diélectrique de préférence de forme cylindrique est incorporé entre respectivement les première et deuxième moitiés de condensateur (20a, 20b ; 200a, 200b),
    - le cylindre creux (25a, 25b) est conçu en tant que tête de cylindre (29a, 29b) et
    - chaque tête de cylindre (29a, 29b) forme le premier système de radiation horizontale bloquée (127a, 127b) de l'ensemble de systèmes de radiation horizontale bloquée correspondant.
  10. Découplage à tension continue et/ou à basse fréquence selon les revendications 6 et 9, caractérisé en ce
    - que la ligne de connexion (33) reliant les deux conducteurs internes (31a, 31b) est raccordée électriquement à l'extrémité supérieure du conducteur interne (31a, 31b) respectif situé en face du fond du système (30a, 30b), et/ou
    - que la ligne de connexion (33) est raccordée au niveau de ses extrémités aux conducteurs internes (31a, 31b) au moyen d'une brasure, et/ou que les deux embranchements (7, 9) sont respectivement reliés avec la deuxième moitié de condensateur (200a, 200b), et/ou
    - que les embranchements (7, 9) sont raccordés sur le rebord supérieur (32a, 32b) situé en face du fond de système (30a, 30b) sur le système de radiation horizontale bloquée (127a, 127b) correspondant, de préférence, par une brasure tendre (36).
  11. Découplage à tension continue et/ou à basse fréquence selon l'une des revendications 9 ou 10, caractérisé en ce que la hauteur axiale ou la longueur du conducteur interne (31a, 31b) coaxial et par conséquent du cylindre (29a, 29b), respectivement du système de radiation horizontale bloquée (127a, 127b) correspond à λ/4, où λ est une longueur d'onde qui correspond à une bande de fréquence à transmettre sur la voie de transmission HF (3, 5), et de préférence représente une longueur d'onde moyenne de la bande de fréquence à transmettre sur la voie de transmission HF (3, 5).
  12. Découplage à tension continue et/ou à basse fréquence selon l'une des revendications 5 à 11, caractérisé en ce qu'un évidement de boîtier (217) est prévu dans le boîtier (17) à hauteur du rebord supérieur (32a, 32b) de l'ensemble / des ensembles de systèmes de radiation horizontale bloquée, par lequel l'au moins un des embranchements (7, 9) est déplacé.
  13. Découplage à tension continue et/ou à basse fréquence selon l'une des revendications 5 à 12, caractérisé en ce que chaque embranchement (7, 9) présente une longueur électrique 3λ/16 + n·λ/2 < L < 5 λ/16 + n·λ/2 3 ⁢ λ / 16 + n ⋅ λ / 2 < L < 5 ⁢ λ / 16 + n ⋅ λ / 2
    Figure imgb0014
    - où λ représente une longueur d'onde qui correspond à une longueur d'onde dans la bande HF à transmettre sur la voie de transmission HF, de préférence la longueur d'onde moyenne, et n est un nombre nature incluant 0 (n = 0, 1, 2, 3, etc.).
  14. Découplage à tension continue et/ou à basse fréquence selon l'une des revendications 5 à 13, caractérisé en ce que chaque embranchement (7, 9) présente une longueur L = λ/4, où λ représente une longueur d'onde de la bande de fréquence à transmettre sur la voie de transmission HF, de préférence représente une longueur d'onde moyenne de la bande de fréquence à transmettre sur la voie de transmission.
  15. Découplage à tension continue et/ou à basse fréquence selon l'une des revendications 5 à 14, caractérisé en ce qu'un ou les deux embranchements (7, 9) s'étendent en ligne droite ou sont recourbés de préférence, sous la forme d'une bobine.
EP15708728.9A 2014-03-20 2015-02-26 Système de radiation horizontale bloquée, en particulier découplage à tension continue et/ou à basse fréquence sur un tronçon haute fréquence en utilisant un système à radiation horizontale bloquée Active EP3120409B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014004008.9A DE102014004008A1 (de) 2014-03-20 2014-03-20 Sperrtopf, insbesondere Gleichspannungs- und/oder NF-Auskopplung auf einer HF-Strecke unter Verwendung eines Sperrtopfes
PCT/EP2015/000450 WO2015139812A1 (fr) 2014-03-20 2015-02-26 Système de radiation horizontale bloquée, en particulier découplage à tension continue et/ou à basse fréquence sur un tronçon haute fréquence en utilisant un système à radiation horizontale bloquée

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Publication number Priority date Publication date Assignee Title
US2392664A (en) * 1943-12-23 1946-01-08 Gen Electric Ultra high frequency filter
US3197720A (en) * 1961-10-17 1965-07-27 Gen Electric Transmission line having frequency reject band
US4945318A (en) * 1988-03-01 1990-07-31 Labthermics Technologies, Inc. Low frequency isolator for radio frequency hyperthermia probe
IT1275418B (it) * 1995-06-02 1997-08-05 Forem Spa Polarizzatore dc per alte potenze rf e bassa intermodulazione
DE102005054916B3 (de) 2005-11-17 2007-07-12 Kathrein-Austria Ges.M.B.H. Gleichspannungs- und/oder Niederfrequenz-Auskopplung aus einer HF-Strecke

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WO2015139812A1 (fr) 2015-09-24
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DE102014004008A1 (de) 2015-09-24
ES2753354T3 (es) 2020-04-08

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