EP3298649A1 - Hochfrequenzleitersystem mit leitungsgebundener hf-durchführung - Google Patents
Hochfrequenzleitersystem mit leitungsgebundener hf-durchführungInfo
- Publication number
- EP3298649A1 EP3298649A1 EP16722170.4A EP16722170A EP3298649A1 EP 3298649 A1 EP3298649 A1 EP 3298649A1 EP 16722170 A EP16722170 A EP 16722170A EP 3298649 A1 EP3298649 A1 EP 3298649A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- feedthrough
- housing
- frequency
- conducted
- web
- 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.)
- Granted
Links
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- 230000008878 coupling Effects 0.000 claims abstract description 173
- 238000010168 coupling process Methods 0.000 claims abstract description 173
- 238000005859 coupling reaction Methods 0.000 claims abstract description 173
- 238000009413 insulation Methods 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 11
- 230000001788 irregular Effects 0.000 claims description 2
- 229920002554 vinyl polymer Polymers 0.000 claims 1
- 230000004308 accommodation Effects 0.000 abstract 2
- 238000000034 method Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 6
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 4
- 240000002834 Paulownia tomentosa Species 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000003801 milling Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012799 electrically-conductive coating Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
-
- 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
- H01P1/201—Filters for transverse electromagnetic waves
- H01P1/202—Coaxial filters
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P3/00—Waveguides; Transmission lines of the waveguide type
- H01P3/02—Waveguides; Transmission lines of the waveguide type with two longitudinal conductors
- H01P3/06—Coaxial lines
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
- H01R13/025—Contact members formed by the conductors of a cable end
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
Definitions
- the invention relates to a high-frequency conductor system with conducted RF implementation, in particular in the form of an RF filter.
- a high-frequency conductor system is used for example in radio systems, in particular in the mobile sector.
- a common antenna is frequently ⁇ fig used for transmitting and receiving signals.
- the transmit and receive signals each use different frequency ranges, and the antenna must be suitable for transmitting and receiving in both frequency ranges.
- a suitable frequency filtering ⁇ is required, on the one hand, the Sendesig- signals from the transmitter to the antenna and on the other hand, the reception signals ⁇ from the antenna to the receiver GmbH.
- a pair of high frequency filters may be used, both of which pass a particular frequency band (bandpass filter).
- a pair of high frequency filters may be used, both of which block a particular frequency band (bandstop filter).
- a pair of high-frequency filters may be used, of which a filter transmits frequencies below a frequency between transmit and receive band and blocks frequencies above this frequency (low-pass filter) and the other filter frequencies below a frequency between transmit and receive band blocks and overlying Passing frequencies (high pass filter).
- Other combinations of the just mentioned filter types are conceivable.
- Such filters often have a coaxial structure, since they consist of milling or castings, whereby they are easy to produce.
- a high-frequency filter which has a conductor track which is spaced on a metal layer.
- the track includes portions of broadened diameter (stub) extending perpendicularly to the path of the track in one or both sides outwardly.
- a housing with a housing wall and a housing cover covers the conductor track and is adapted with respect to the geometry of the course of the conductor track.
- WO 2009/082117 AI shows a high-frequency filter in stripline technology, wherein the inner conductor has a plurality of stub lines.
- the housing shape follows the course of the inner conductor with its lines.
- DE 10 2009 031 373 Al a high frequency filter is known which has an outer conductor and an inner conductor.
- the inner conductor consists of several réellelei ⁇ ter sections which are capacitively coupled to form a distance between them.
- a high-frequency conductor system having a plurality of chambers which can be used, for example, for filtering RF signals.
- the high-frequency conductor system 1 is shown in plan view with the lid open. This comprises a high frequency housing 2, an RF feedthrough 3 in the form of an inner conductor and a connecting piece 4 in the form of a coaxial plug.
- the RF bushing 3 is guided by cross-connections 5, which divide the high frequency circuit system 1 in different chambers 6i to 6 n and support. These cross connections 5 have a receiving opening in the axial direction.
- the high-frequency housing 2 is be ⁇ preferably milled from a workpiece, the cross-connections are 5 left.
- a part of the RF feedthrough 3 has areas 19 which serve for the capacitive coupling to the high-frequency housing 2. These regions 19 are formed by broadening the RF feedthrough 3. These areas 19 have a round cross section in plan view parallel to the course of the RF implementation. The capacitive coupling takes place on the side peripheral surface of these regions 19 toward the high-frequency housing 2.
- a disadvantage of the prior art of Figure 9 is that the capacitive coupling is not exactly reproducible. It is therefore an object of the present invention to provide a high-frequency conductor system with conducted RF implementation, which has reproducible properties, is easy to manufacture and keeps the level of resulting intermodulation products as low as possible.
- the high frequency circuit system comprises a high-frequency package comprising a housing bottom, a housing cover spaced from the housing bottom and between the housing bottom and the housing cover umlauts Fende housing wall, thereby forming a receiving space ge ⁇ is.
- at least one conducted RF feedthrough is arranged within the receiving space. This is galvanically isolated from the high-frequency housing.
- At least a capacitive coupling element is arranged to carry out at least part of the periphery of the wireline RF and electrically connected to the line ⁇ bound RF implementation.
- the at least one capacitive coupling element has two opposite end faces, which are oriented transversely or perpendicular to the propagation direction of the conducted RF feedthrough.
- At least one first coupling bridge is galvanically connected to the high frequency housing and protrudes at least partially into the recording room.
- the at least one first coupling web is arranged at a distance to minimum ⁇ a first part of at least one of the two ends of the capacitive coupling element to produce a capacitive coupling.
- the coupling takes place via the end faces, because they are flat, or each end face is completely in a plane and is not curved spherically.
- a sol ⁇ che front page can be reproduced much more accurate than if they were designed as the side peripheral surface cylindrical.
- the entire conducted HF feedthrough can continue to be produced in a turning process.
- the high-frequency conductor system also has at least one connecting piece, in particular in the form of a coaxial plug, which makes electrical contact with the conducted RF feedthrough from outside the High frequency housing allows. This means that, for example, a coaxial cable can be connected from the outside to the high-frequency conductor system.
- the line-connected RF feedthrough is preferably supported solely by the at least one connecting piece and held within the receiving space in position beab ⁇ stands to the high-frequency housing. This makes it possible to dispense with further holding devices, whereby the production can be kept simple.
- the high-frequency conductor system can provide at least one holding and positioning web which protrudes at least partially into the receiving space and in its entire thickness in the direction of propagation, ie in the extension direction of the conducted RF feedthrough completely from a receiving opening is interspersed.
- the receiving opening is further accessible at least in a lateral direction transversely to the propagation direction over the entire thickness of the holding and positioning web.
- the holding and positioning web is therefore open transversely to the direction of Ausbrei ⁇ tion from the outside over its entire thickness towards the receiving opening.
- the conducted RF feedthrough is mounted within the receiving opening on the at least one holding and positioning web.
- Is Be ⁇ Sonders advantageous that the effetsgebunde ⁇ ne RF implementation can be very easily inserted into the high-frequency package of the high frequency circuit system. This facilitates, in particular, the introduction of the conducted RF feedthrough into a high-frequency conductor system in which the conducted RF feedthrough should also have curves or kinks. Also preferred is between the network-based RF implementation and the at least one holding and posi tion ⁇ web arranged another insulating medium, whereby the retaining and position of the web and conducted RF implementation are isolated from each other.
- the insulating medium there is preferably an insulation sleeve which at least partially encloses the effetsge ⁇
- the insulating sleeve preferably has a receiving slot over its entire length, in which the conducted RF feedthrough is inserted. This receiving slot is preferably also accessible across the length over the entire length. This allows the insulation sleeve to be very easily connected to the conducted RF feedthrough. The insulating sleeve can therefore be attached laterally to the conducted RF feedthrough.
- the insulating sleeve For improved mounting, the insulating sleeve, at least on part of its circumference at least one coding projection and / or at least one Kodierö Stamm, which engages in at least one Kodierö réelle and / or at least one coding projection of the holding and position ⁇ web.
- the insulating sleeve at least on part of its circumference at least one coding projection and / or at least one Kodierö Stamm, which engages in at least one Kodierö réelle and / or at least one coding projection of the holding and position ⁇ web.
- the conducted RF feedthrough prefferably has a cross-section of the line-connected RF feedthrough. arranged where RF implementation protruding Position istsele ⁇ ment, whereby the insulation sleeve on the Po ⁇ sitiontechnikselement in the propagation direction of the RF implementation is immovable or limited 29iebiezing.
- RF implementation protruding Position istsele ⁇ ment whereby the insulation sleeve on the Po ⁇ sition istselement in the propagation direction of the RF implementation is immovable or limited 29iebiezing.
- two over the cross section of the conducted RF implementation projecting positioning elements can be arranged on this, in which case the insulating sleeve between these two positioning elements in the propagation direction is arranged immovable or only limitedly displaceable.
- the at least one or both positio ⁇ n istsetti in this case act as Anschlagsbe ⁇ limitation, which means that the insulation sleeve, which rests against the periphery of the RF implementation, or by the RF feedthrough extends, not as desired in Ausbrei ⁇ power direction, So in the extension direction of the RF implementation can be moved to this.
- the positioning member extends in the propagation Rich ⁇ tung preferably only over part of the length of the RF implementation and preferably has a smaller length than the insulation sleeve, which likewise extends only over part of the length of the RF implementation.
- the positioning element is preferably formed integrally with the conducted RF feedthrough and part of this.
- the at least one positioning ⁇ element can have on the one hand the shape of a Positionin ⁇ approximately nose and thus extend only over part of the circumference of the line-bound RF implementation in the direction of the high-frequency housing, or it may on the other hand are preferably uniformly over the entire circumference by outside, ie in the direction of the Hochfre ⁇ quenzgephinuses extend. In the simplest case it can in the positioning element to be molten and re-solidified solder, through which at ei ⁇ ner certain location of the RF implementation acting for the insulating sleeve stop limit is created.
- a second coupling web Preferably is spaced from the first coupling web with respect to a capacitive coupling element, a second coupling web in the direction of propagation of the conducted RF implementation spaced apart, wherein a first coupling chamber is formed between the two Kop ⁇ pelstegen.
- the first part of a capacitive coupling element there is arranged in the first coupling ⁇ ser chamber or in this ers ⁇ te coupling chamber protrudes the first part of the capacitive coupling element.
- a third and at least one fourth coupling web can also be formed, which likewise protrude into the receiving space and
- b) are arranged on the housing bottom or on the housing cover.
- a third coupling web is arranged on the longitudinal wall of the receiving space opposite the first coupling web.
- the fourth coupling web is arranged on the longitudinal wall of the receiving space opposite the second coupling web.
- a coupling chamber in this case a second Kop ⁇ pelhunt formed.
- this second coupling chamber protrudes at least a second part of the capacitive Koppelele ⁇ management.
- the at least one first coupling web is, as preferably also all other coupling webs, integrally formed with the hous ⁇ seboden and / or the housing wall and constituent part of this.
- first coupling ⁇ web and the third coupling web for example, not diametrically, preferably have, are at the twotentlie ⁇ constricting housing walls, but that the third coupling web can for example be arranged in the housing bottom.
- one of these coupling webs is attached to the housing cover, in which case the attachment is preferably realized by means of a screw connection.
- the housing bottom and / or the housing wall has at least one recess.
- To ⁇ least one recess is in the area of environmental fangs-side surface of the at least one capacitive LAD formed pelelements, whereby a capacitive coupling between the peripheral side surface of the at least one capacitive coupling element and the high-frequency housing is reduced.
- the capacitive coupling element together with the RF feedthrough is preferably made as a turned part Herge ⁇ , the tolerances for the production of round body is much higher than for the production of flat surfaces.
- the high-frequency package has at least one opening through which a tuning element is ⁇ insertable or inserted.
- the at least one tuning element is arranged radially to a circumferential side surface of the at least one capacitive Koppelele ⁇ management.
- the at least one tuning element can also impinge at a different angle on a Be ⁇ ten configuration the capacitive coupling element and even touch them.
- the at least one tuning element is preferably made of a dielectric material gebil ⁇ det, wherein the resonant frequencies of the high-frequency filter can be changed by the different wide introduction, or screwing the Abstimmelements in the receiving space.
- the at least one tuning element can also be formed from a metal or be see with an electrically conductive coating at least partially ⁇ ver.
- the at least one capacitive coupling element and / or the at least one insulating sleeve and / or the at least a positioning element are centered or off-center connected to the conducted RF feedthrough.
- the sectional shape of the at least one insulating sleeve and / or the at least one capacitive LAD pelelements and / or the at least one Positionin ⁇ approximately elements can be chosen differently and, for example, a square or a rectangle or an oval or a circle or a regular or irregular in plan view n-polygon correspond or approximate to this.
- the receiving opening widened within the holding and Posi ⁇ tion bar preferably cone-shaped in the direction transverse to the propagation direction over the entire thickness in the direction of the high-frequency housing. If the receiving opening is open at ⁇ example, in the direction of the housing cover, it can be very easily introduced into the holding and position ridge with removed housing coverönsungsge ⁇ bound RF feedthrough.
- the holding and positi ⁇ onssteg is preferably integrally formed on the housing wall and / or on the housing base. It would also be possible for the retaining and position web to be formed on the housing cover or screwed to the housing cover.
- the wired RF feedthrough is inserted into the case ⁇ sem in the holding position and Steg, be ⁇ be introduced both in the open high-frequency package. It should be noted that it is advantageous if the holding and position bar projects so far into the receiving space that the conducted RF feed centered in the receiving space is stored, so the minimum distance to the electrically conductive high frequency housing is about the same size.
- FIG. 1 a spatial representation of the high frequency circuit system according to Inventive ⁇ at ge ⁇ casing is open lid; a longitudinal section through the erfindungsge ⁇ Permitted high-frequency conductor system along the propagation direction of the conducted RF implementation; a cross section through a capacitive coupling element of the high-frequency conductor system according to the invention;
- Figure 4 a cross section through the Isolationshül ⁇ se, the conducted RF implementation and the holding and positioning bar of the inventions ⁇ to the invention high-frequency conductor system;
- Figure 5 is a longitudinal section through the Isolationshül ⁇ se, as well as by part of the Sullivansge ⁇ -bound RF implementation and the stop and position the web of the high frequency circuit system of the invention;
- Figure 6 a simplified plan view of the kapa ⁇ citive coupling element and four coupling webs the high-frequency conductor system according to the invention; a spatial view of the inventive ⁇ Shen high-frequency conductor system with a ge ⁇ closed housing cover, which has two An ⁇ final pieces; a longitudinal section through a further From ⁇ exemplary implementation of the high frequency circuit system according to the invention, wherein the lei ⁇ tung bound RF implementation are supported ⁇ th solely by the terminals in the receiving space; and a simplified plan view of a high ⁇ frequency conductor system with a plurality of chambers, which is known from the prior art.
- the high-frequency conductor system 1 shows a spatial representation of the high frequency circuit system 1 fiction, modern ⁇ opened Ge ⁇ housing cover 70, as shown in Fig. 7.
- the high-frequency conductor system 1 has a high-frequency housing 2 which comprises a housing bottom 7, a housing cover 7 spaced from the housing cover and a circulating between the Ge ⁇ housing bottom 7 and the housing cover 70 Housing ⁇ sewand 8.9, whereby a receiving space 10 is formed.
- a line-connected RF feedthrough 3 is arranged inside the receiving space 10 of the high-frequency housing 2.
- the conducted RF feedthrough 3 is galvanically isolated from the high frequency housing 2.
- the RF feedthrough 3 is guided through openings in the cross connections 5 and stored in these galvanically separated, where ⁇ these openings are created by a introduced into the connector 4 drill or cutter, the drill on the Tip has a slight play, or swinging, which causes the Querverbin ⁇ tions 5, which are furthest from the receiving opening, no longer clean and centered pierced. Galvanization also occurs unevenly and the layer thickness can not be set exactly who ⁇ . Even a deburring to reduce the surface roughness is difficult. As a result, the filter behavior deteriorates and a sufficiently high reproducibility with respect to the electrical properties is no longer present in the production. This means that due to the different mounting of the RF feedthrough 3, the distance of the regions 19 from the high-frequency housing 2 is different, as a result of which the capacitive coupling is different and the filter behavior changes.
- the high-frequency conductor system 1 furthermore has at least one retaining and position web 11, which projects at least partially into the receiving space 10 and completely in its entire thickness in the propagation direction 12 of the conducted RF feedthrough 3 from a receiving opening 13 is interspersed.
- the receiving opening 13, through which the RF feedthrough 3 extends, is furthermore accessible at least in a lateral direction transversely to the propagation direction 12 over the entire thickness, that is to say over the entire width of the holding and position web 11.
- the conducted RF feedthrough 3 is mounted within the receiving opening 13 on the at least one holding and position bar 11.
- the line-bound RF feedthrough 3 can be used in this embodiment, with the housing cover 70 open from above in the direction of the housing bottom 7, wherein it is kept to the housing ⁇ seboden 7 and to both housing walls 8, 9 spaced by the holding and positioning web 11 ,
- the retaining and positioning web 11 is preferably formed integrally on the housing wall 8, 9 and / or on the housing bottom 7.
- the holding and position bar 11 can all ⁇ dings also consist of a separate element, which can preferably be secured by means of a screw on the housing wall 8, 9 and / or on the housing bottom 7 or even on the housing cover 70.
- the holding and position bar 11 may in this case, for example, consist of plastic or have a core made of plastic, which is coated with a preferably electrically conductive medium.
- the holding and position bar 11 projects so far into the receiving space 10 that the conducted RF feedthrough 3 is centered within the receiving space 10. This means that it has approximately the same minimum distance from the housing walls 8, 9, the housing bottom 7 and the housing cover 70. The distance to the housing walls 8, 9, the case back 7 and the housing cover 70, however, is freely determined and varies depending on user ⁇ case of use.
- the holding and position bar 11 and the line bound ⁇ ne RF feedthrough 3 are electrically isolated from each other.
- the holding and positioning web 11 consists of a dielectric, it is possible to dispense with a separate insulating medium 14.
- the insulating medium 14 may be formed in the form of a dielectric layer at least on a part of the holding and position ridge 11, wherein the line-bound RF feedthrough 3 is mounted on this part.
- the insulation medium 14 it is also possible for the insulation medium 14 to be formed in the form of a dielectric layer at least on the part of the conducted HF feedthrough 3 which is mounted on the holding and positioning web 11.
- a dielectric layer could for example consist of a heat-shrinkable tube, which is attached to the RF feedthrough 3.
- the insulation medium 14 is preferably designed as an insulation sleeve 14. This insulating sleeve 14 partially surrounds the conducted RF feedthrough 3 radially at the region where the conducted RF feedthrough 3 is mounted on the holding and positioning web 11.
- the Isola ⁇ tion sleeve 14 in the form of a dumbbell, wherein in the region with a reduced diameter, the storage of the holding and position web 11 takes place.
- This region has peripheral side surfaces which run parallel to the propagation direction 12 of the conducted RF feedthrough 3, the circumferential Side surfaces of the insulating sleeve 14 are in engagement with the holding and position web 11.
- At the wired RF bushing 3 is forthcoming Trains t additionally at least one Position réellesele ⁇ element 15 is arranged.
- the at least one positioning element 15 is preferably about ⁇ over the cross section of the lei ⁇ tung bound RF implementation. 3 Therefore, the diameter of the wireline RF Procedure 3 increases in the region where is arranged at least one positio ⁇ ntechnikselement 15th
- the at least one positioning element 15 is preferably formed integrally with the conducted RF feedthrough 3 or its component.
- the conducted HF feedthrough 3 is preferably produced as a turned part.
- two positioning elements 15 are preferably mounted at the locations of the RF feedthrough 3, between which the insulating sleeve 14 is used in the later assembly process.
- the two positioning members 15 are spaced from ⁇ propagation direction 12 that is, in the direction of extension of the HF-through 3 so far apart that the insulation sleeve 14 adjacent to these at ⁇ , preferably that a respective end face of the insulating sleeve rests against a respective positioning element 15 ,
- the high-frequency conductor system 1 has at least one capacitive coupling element 20 which is arranged on at least part of the circumference of the conducted RF feedthrough 3. Which is electrically connected to the wired RF Procedure 3 at least one capacitive Kop ⁇ pelelement 20th
- the at least one capacitive coupling element 20 has two end faces 21i, 21 2 , which are aligned transversely or perpendicular to the propagation direction 12, that is to the direction of extension of the conducted RF feedthrough 3, ie transverse or perpendicular to this.
- the Hochfrequenzleitersys ⁇ system 1 still at least one first coupling web 22i provides, which is electrically connected to the high-frequency package. 2 This at least one first coupling web 22i projects at least partially into the receiving space 10 inside.
- the at least one first coupling web 22i is arranged at a distance from at least a first part of an end face 21i of the capacitive coupling element 20.
- the invention has the goal that the capacitive coupling between the ka ⁇ pacitive coupling element 20 and the high frequency housing 2 takes place predominantly on the end faces 21i, 21 2 of the capacitive coupling element 20.
- end faces 21i, 21 2 are preferably planar, ie just manufactured, so they have only a component that is perpendicular to the direction Ausbrei ⁇ tung 12th Capacitive couplings at rounded locations are more difficult to reproduce even though these rounded locations are made in a turning process.
- a second, a third and a fourth coupling web 22 2 , 22 3 , 22 4 is shown, via which also a capacitive coupling between the first and / or second end faces 21i, 21 2 and the high-frequency housing 2 takes place.
- the second coupling rib 22 2 is arranged in the propagation direction 12 spaced from the first coupling rib 22i. Between the two coupling webs 22i, 22 2 , a first coupling chamber 23i is formed. In this first coupling chamber 23i it protrudes a first part of the capacitive Koppelele ⁇ ment 20th
- a dielectric preferably air
- the at least one first coupling web 22i, as well as the other coupling webs 22 2 , 22 3 , 22 4 are preferably eintei ⁇ lig with the housing bottom 7 and / or with the housing wall 8, 9 formed or part of this.
- the high-frequency conductor system 1 is made of aluminum.
- the receiving space 10 is preferably created by means of a milling process, in which case the coupling webs 22i, 22 2 , 22 3 , 22 4 and / or the Hal ⁇ te- and position ridge 11 are allowed to stand.
- the coupling webs 22i, 22 2 , 22 3 , 22 4 may be manufactured separately and for example to be firmly connected to the high-frequency housing 2 via a screw connection.
- the coupling ribs 22i, 22 2, 22 3, 22 4 be ⁇ are preferably made of a metal, but can also consist of a dielectric which WOR at least partially coated with an electrically conductive layer is the.
- the coupling webs 22i, 22 2 , 22 3 , 22 4 may have a height ⁇ , from the housing bottom 7 to the housing cover 70 is enough. The amount thus corresponds to the height of the Gezzau ⁇ secum 8. 9
- the coupling webs 22i, 22 2 , 22 3 , 22 4 are required for the production of a capacitive coupling, which must have a precisely precalculated value, the coupling webs 22i, 22 2 , 223, 22 4 can both in height , as well as partially or completely different from each other in their width.
- the capacitive coupling between the line-connected RF Procedure 3 and the high-frequency package 2 in the following is further erläu ⁇ tert.
- FIG 1 also further capacitive coupling elements 20 are shown, which are arranged axially beab ⁇ spaced from each other on the conducted RF feedthrough 3. The other capacitive coupling elements 20 may differ with respect to their dimensions partially or completely from each other.
- Each of these further capacitive coupling elements 20 comprises one or more coupling webs 22i, 22 2 , 223, 22 4 , which are arranged as already explained.
- FIG. 1 additionally shows that the high-frequency housing 2 has at least one opening 25.
- This may be at least an opening 25, as shown in Figure 1, be formed on the housing cover Ge ⁇ 70th
- this at least one opening 25 can also be formed on the housing walls 8, 9 or on the housing bottom 7.
- an unillustrated Ab ⁇ tuning element in the receiving space 10 can be introduced or introduced.
- the at least one tuning element is included arranged radially to a side circumferential surface 26 of the at least one capacitive coupling element 20.
- the at least one tuning element ⁇ can also be at a different angle incident on the side circumferential surface 26 and show in their direction.
- the at least one tuning element can be preferably introduced via a threaded joint ⁇ bond more or less deeply into the receiving space 10 degrees.
- the resonance frequency of the high frequency filter which is formed inside the high-frequency conductor system 1, reproduced exactly who ⁇ .
- the tuning element touches the capacitive coupling element 20 or even immersed in the ⁇ ses. This is especially true when the From ⁇ voting element consists of a dielectric.
- Figure 2 shows a longitudinal section through the erfindungsge ⁇ Permitted high frequency circuit system 1 along the propagation direction 12 of the line-bound RF implementation.
- the insulating sleeve 14 has the shape of a dumbbell.
- the at least one retaining and positioning web 11 comprises the receiving opening 13, which completely penetrates this in the propagation ⁇ direction 12.
- This receiving opening 13 is furthermore accessible at least in a lateral direction transversely to the direction of propagation 12 over the entire thickness of the holding and position web 11.
- This tet signified ⁇ that the holding and positioning rib 11 extends further in the direction of the housing cover, when the insulation sleeve 14.
- the holding and position ⁇ web 11 held by it therefore, for example, a U-shape or a mountain valley Mountain form, with the insulation sleeve 14 in the valley or closer in the valley than on the mountain is arranged.
- the insulating sleeve 14 which is shown here in longitudinal section, ie in the propagation direction 12, has preparation ⁇ surface with an enlarged diameter and areas with a reduced diameter. In the area with a reduced diameter, the holding and position element 11 engages. However, the insulating sleeve 11 could also be designed exactly the other way round, so that the area with an enlarged diameter in a recess of the holding and positioning web 11 a ⁇ attacks. Shown is also still the one-piece design of the capacitive coupling element 20 together with the lei ⁇ tion-bound RF feedthrough 3. The capacitive coupling element 20 is spaced from the housing bottom 7 to ⁇ ordered.
- the propagation of the capacitive coupling element 20 in the direction of the housing bottom 7 preferably has a shorter length than the buzzer of the length of the holding and positioning web 11 together with the radius of the insulating sleeve 14.
- the opening 25 for receiving the Abstimmelements ⁇ sets the housing cover 70th preferably perpendicular, so that the tuning element is inserted or inserted perpendicular to the propagation direction 12 in the receiving space 10.
- FIG. 3 shows a cross section through the capacitive coupling element 20 of the high-frequency conductor system 1 according to the invention.
- the capacitive coupling element 20 has a round cross-section. Other cross sections are however also conceivable. It is spaced from the housing walls 8, 9 and from the housing bottom 7.
- Figure 4 shows a cross section through the Isolationshül- se 14 and the holding and position of web 11 of the OF INVENTION ⁇ to the invention high frequency circuit system 1.
- the isolati ⁇ onshülse 14 has over its entire length a Recordin ⁇ meschlitz 40, in which the wireline RF Procedure 3 is introduced.
- This receiving slot 40 is, as shown in Figure 4, accessible in a lateral direction transverse to the propagation direction 12 over the entire length of the insulating sleeve 14.
- the receiving opening 13 of the holding and position web 11 increases in cross section in the direction of the Hochfre ⁇ frequency housing 2. This magnification is preferably cone- or parabolic. About this receiving opening 13 which is accessible in the lateral direction transverse to the propagation direction 12 over the entire thickness of the holding and position web 11, the insulating sleeve 14 can be introduced together with the conducted RF feedthrough 3.
- FIG. 5 shows a longitudinal section through the insulating sleeve 14 and a part of the conducted RF feedthrough 3 as well as through the holding and positioning bar 11 of the high-frequency conductor system 1 according to the invention.
- the line-bound RF feedthrough 3 introduced into the insulating sleeve 14.
- the receiving slot 40 is preferably slightly smaller than the diameter of the RF feedthrough 3, wherein the insulating sleeve 14 is preferably at least partially elastic, whereby a clamping connection between the insulating sleeve 14 and the conducted RF feedthrough 3 is formed.
- the insulating sleeve 14 may also be constructed such that it consists, for example, of two sleeve halves movably connected to each other on one side, in which the line-connected RF feedthrough 3 is arranged, wherein the two half-sleeves clamped on its other side with each other, clipped, screwed or ver ⁇ sticks.
- This insulating sleeve 14, which also here in cross section has the shape of a dumbbell, has areas with a larger and areas with a smaller diameter.
- the insulating sleeve 14 has at least on one part of its circumference at least one coding projection 50 and / or at least one coding opening 51, which engages in at least one coding opening 52 and / or at least one coding projection 53 on the holding and positioning web 11.
- the coding projection 50 and / or the coding opening 51 can be formed over the entire length of the insulating sleeve 14.
- the positioning element 15 of which preferably two spaced apart in one-part training with the conducted RF feedthrough 3 are formed on this, serves as a stop limit for the insulating sleeve 14 in the propagation direction 12.
- the positioning member 15 has a smaller length and preferably a ⁇ smaller diameter is shown as the insulation sleeve 14. It is shown that the positioning ⁇ n michselement 15 extends over the entire circumference of the conducted RF feedthrough 3. However, it is also possible that the at least one positio ⁇ n michselement 15 has the form of a positioning tab and consequently only a part of the environmental fangs conducted rf bushing 3 extends. The latter, however, can no longer be produced solely by means of a milling process.
- the insulating sleeve 14 is preferably made of plastic or rubber.
- the insulating sleeve 14 and / or the at least one Posi ⁇ tion istselement 15 are centrally or eccentrically connected to the wired RF implementation.
- Figure 6 shows a simplified plan view of the kapa ⁇ zitive coupling element 20 and four coupling webs 22 i, 22 2, 223, 22 4 of the high-frequency conductor system according to the invention 1.
- the coupling webs 22 i, 222, 223, 22 4 are integrally formed with the housing walls 8, 9 and the housing bottom 7.
- the capacitive coupling element 20 is galvanically separated from the coupling webs 22 i, 222, 223, 22 4 .
- the first and the second coupling web 22 i, 222 are arranged in the propagation ⁇ direction 12 offset from one another on the same housing wall 8. As a result, a first coupling chamber 23 i is formed between the two coupling webs 22 i, 222.
- An additional recess 24 is 26 is formed in the region of a side peripheral surface of the at least one capacitive Kop ⁇ pelelements 20, whereby the capacitive coupling between the side peripheral surface 26 of the is reduced at least a capacitive coupling element 20 and the Hochfrequenzgephaseu- se. 2
- the first coupling chamber 23 i is thereby increased.
- the third and fourth coupling webs 223, 22 4 are arranged at a distance from one another on a housing wall 9. Between the third and fourth coupling web 22 3 , 22 4 , a second coupling chamber 222 is formed. This second Kop ⁇ pelhunt can be increased by a recess 24.
- the recess 24 may also extend into the housing bottom 7. About such a recess 24 in the housing bottom 7, the first coupling chamber 23 i and the second coupling chamber 2 32 are further connected to each other.
- the third or fourth coupling ribs 22 3, 22 4 symmetrically thereto on the housing bottom 7 or a housing wall 9 are arranged.
- the third coupling web 223 on one of the housing wall 8, 9, at which the first coupling chamber 23i with the first coupling web 22i is arranged on ⁇ , opposite housing wall 8, 9 is ⁇ assigns.
- the third coupling web 22 3 is disposed on the housing bottom 7 or on the illustrated only in Figure 7 the housing cover 70 and into the receiving space 10 into ent ⁇ jumps.
- the thickness of the coupling webs 22i, 22 2 , 223, 22 4 can be chosen arbitrarily among themselves, as well as the arrangement and the distance to and from the Gezzausebo ⁇ the 7, the housing walls 8, 9 and the housing cover 70th Die HF-Durch Operations 3 may also have a kink or a curve, whereby the propagation direction 12 changes in this point.
- FIG. 7 shows a three-dimensional view of the inventive high-frequency conductor system 1 with a closed housing cover 70, the high-frequency conductor system 1 having two connecting pieces 4i, 42.
- the connection elements 4i, 42 serve to connect the Hochfrequenzleitersys ⁇ tems 1 with further components, such as egg ner antenna unit.
- the connecting pieces 4i, 42 a cable, preferably a coaxial cable attached ⁇ closed.
- the housing cover 70 is connected by means of a plurality of screw 71 with the housing walls 8, 9.
- the high-frequency housing 2 is thereby preferably closed high-frequency-tight. This means that no interference in this can enter ⁇ and that also no signals from the High-frequency housing 2 can escape, with the exception of the two connectors 4i, 42nd
- FIG. 8 shows a longitudinal section through a further exemplary embodiment of the high-frequency conductor system 1 according to the invention, in which the conducted RF feedthrough 3 is held solely in the receiving space 10 by the connecting pieces 4i, 42.
- the connecting pieces 4i, 42 which are preferably a coaxial plug, are screwed to the housing walls 8, 9 and / or to the housing bottom 7, for example.
- the connection elements 4i, 42 have an HF internal conductor receiving element wel ⁇ ches serves for receiving and contacting an inner conductor of the male coaxial cable.
- This HF internal conductor receiving element is electrically conductively connected to a holding element 72, which preferably has a receiving bore 73, into which the effetsge ⁇ Thematic RF feedthrough is introduced.
- the line ⁇ bound RF bushing 3 is preferential at its ends as fully radially from the sleeve or enclosed, for example, sleeve-jack spring shaped retaining element 72nd This is preferably a frictional connection and / or positive connection and / or material connection.
- the RF bushing 3 is preferably even integrally with the connection 4i, 42, more precisely with the holding member 72 ver ⁇ soldering.
- the line-connected RF feedthrough 3 is supported by the at least one connection piece 4 i, 42 and held within the receiving space 10 in position spaced from the high-frequency housing 2.
- the attitude of the RF feedthrough 3 can be made solely by the at least one connecting piece 4i, 42, as shown in FIG. The However, attitude of the RF feedthrough 3 can also be done only by the holding and position web 11, as was explained in the previous embodiments.
- the holder can also together, so by the at least one connecting piece 4i, 4 2 and by at least one holding and position web 11 suc ⁇ conditions.
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015006739.7A DE102015006739A1 (de) | 2015-05-22 | 2015-05-22 | Hochfrequenzleitersystem mit leitungsgebundener HF-Durchführung |
PCT/EP2016/060413 WO2016188733A1 (de) | 2015-05-22 | 2016-05-10 | Hochfrequenzleitersystem mit leitungsgebundener hf-durchführung |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3298649A1 true EP3298649A1 (de) | 2018-03-28 |
EP3298649B1 EP3298649B1 (de) | 2021-03-31 |
Family
ID=55967257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16722170.4A Active EP3298649B1 (de) | 2015-05-22 | 2016-05-10 | Hochfrequenzleitersystem mit leitungsgebundener hf-durchführung |
Country Status (5)
Country | Link |
---|---|
US (1) | US10439263B2 (de) |
EP (1) | EP3298649B1 (de) |
CN (1) | CN108028451B (de) |
DE (1) | DE102015006739A1 (de) |
WO (1) | WO2016188733A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017223065B4 (de) * | 2017-12-18 | 2021-01-14 | Bühler Motor GmbH | Elektromotor mit einem durchführungskondensator |
CN113131111B (zh) * | 2021-04-17 | 2021-11-12 | 中国人民解放军国防科技大学 | W波段带通滤波器 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1344275A (fr) | 1962-07-03 | 1963-11-29 | Thomson Houston Comp Francaise | Filtres absorbeurs de signaux parasites |
NL299110A (de) * | 1962-10-12 | |||
DE1264636B (de) | 1964-06-19 | 1968-03-28 | Siemens Ag | Filter fuer sehr kurze elektromagnetische Wellen |
US3688224A (en) | 1971-05-14 | 1972-08-29 | Kunihiro Suetake | Electric source filter |
FI113577B (fi) * | 1999-06-29 | 2004-05-14 | Filtronic Lk Oy | Alipäästösuodatin |
JP2003188605A (ja) | 2001-12-18 | 2003-07-04 | Murata Mfg Co Ltd | ローパスフィルタ |
JP2003204203A (ja) * | 2002-01-08 | 2003-07-18 | Murata Mfg Co Ltd | 方向性結合器付きフィルタおよび通信装置 |
US7292124B2 (en) * | 2004-02-03 | 2007-11-06 | Ntt Docomo, Inc. | Variable resonator and variable phase shifter |
DE102004045006B4 (de) | 2004-09-16 | 2006-09-28 | Kathrein-Austria Ges.M.B.H. | Hochfrequenzfilter |
KR100928915B1 (ko) | 2005-03-26 | 2009-11-30 | 주식회사 케이엠더블유 | 저역통과필터 |
KR100918791B1 (ko) | 2007-08-28 | 2009-09-25 | 주식회사 에이스테크놀로지 | 주파수 튜너블 필터 |
KR100957446B1 (ko) * | 2007-12-24 | 2010-05-11 | 순천향대학교 산학협력단 | 3차원 구조의 직렬 l-c 공진기 및 이를 이용한광대역통과여파기 |
DE102009031373A1 (de) | 2009-07-01 | 2011-01-05 | Kathrein-Werke Kg | Hochfrequenzfilter |
CN202217757U (zh) | 2010-09-02 | 2012-05-09 | 深圳市国人射频通信有限公司 | 一种同轴低通滤波器 |
CN102610878B (zh) | 2011-09-30 | 2014-06-18 | 电子科技大学 | 一种同轴低通滤波器 |
US20140055215A1 (en) * | 2012-08-23 | 2014-02-27 | Harris Corporation | Distributed element filters for ultra-broadband communications |
-
2015
- 2015-05-22 DE DE102015006739.7A patent/DE102015006739A1/de not_active Withdrawn
-
2016
- 2016-05-10 WO PCT/EP2016/060413 patent/WO2016188733A1/de active Application Filing
- 2016-05-10 EP EP16722170.4A patent/EP3298649B1/de active Active
- 2016-05-10 US US15/556,538 patent/US10439263B2/en active Active
- 2016-05-10 CN CN201680039433.5A patent/CN108028451B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
WO2016188733A1 (de) | 2016-12-01 |
CN108028451B (zh) | 2021-03-09 |
DE102015006739A1 (de) | 2016-11-24 |
US10439263B2 (en) | 2019-10-08 |
US20180053979A1 (en) | 2018-02-22 |
CN108028451A (zh) | 2018-05-11 |
EP3298649B1 (de) | 2021-03-31 |
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