WO2018007348A1 - Antennenanordnung mit zumindest einer dipolförmigen strahleranordnung - Google Patents
Antennenanordnung mit zumindest einer dipolförmigen strahleranordnung Download PDFInfo
- Publication number
- WO2018007348A1 WO2018007348A1 PCT/EP2017/066561 EP2017066561W WO2018007348A1 WO 2018007348 A1 WO2018007348 A1 WO 2018007348A1 EP 2017066561 W EP2017066561 W EP 2017066561W WO 2018007348 A1 WO2018007348 A1 WO 2018007348A1
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- Prior art keywords
- dipole
- partial
- arrangement
- radiator
- frame
- Prior art date
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Classifications
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- 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
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/246—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for base stations
-
- 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
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
- H01Q19/28—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
- H01Q19/30—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements the primary active element being centre-fed and substantially straight, e.g. Yagi antenna
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/378—Combination of fed elements with parasitic elements
- H01Q5/385—Two or more parasitic elements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/28—Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface; Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q25/00—Antennas or antenna systems providing at least two radiating patterns
- H01Q25/001—Crossed polarisation dual antennas
Definitions
- the invention relates to an antenna arrangement having at least one dipole radiator arrangement according to the preamble of claim 1.
- Dipole radiators have become known, for example from the Vorveröffent ⁇ cations DE 197 22 742 A and DE 196 27 015 A. Such dipole radiators may have an usual dipole structure or consist for example of a crossed dipole or a dipole square, etc.
- a so-called vector dipole is known from Vorveröf ⁇ publication WO 00/39894 Al for example. Its structure seems to be comparable to a dipole square. However, due to the specific design of the dipole radiator according to this prior publication and the special feed, this dipole radiator acts in a similar way to a crossed dipole, which radiates in two planes of polarization perpendicular to one another. In constructive tive ways it is formed rather squarely in particular because of its Au ⁇ zkontur design.
- Such dipole antenna elements are usually so- ⁇ fed, that a dipole or radiator half having an outer conductor for direct current (ie galvanically) is connected, whereas the inner conductor of a coaxial connection cable to the second dipole or radiator half direct current (that is in turn electrically) is connected.
- the feed takes place in each case at the end regions of the dipole or radiator halves facing one another.
- a dipole radiator arrangement which comprises two pairs of radiator halves, which are arranged rotated by 90 ° to each other, whereby the dipole radiator arrangement in two mutually perpendicular polarization planes sends.
- a passive beam shaping frame is shows, which is arranged parallel to the reflector halves in the direction of the reflector.
- a director is shown, which is arranged parallel to the radiator halves, wherein the radiator halves are arranged closer in the direction of the reflector than the director.
- a dual-polarized antenna at ⁇ is known. This includes part-circular radiator ⁇ elements, which are surrounded by a common lerelement circular radiation. All radiator elements are executed without interruption and arranged in a common plane.
- the antenna system includes "high band” elements and “low-band” elements, the latter are annular ⁇ designed from. Two ring-shaped "low-band” elements are arranged in different levels and thereby surround a "high band” element.
- the low-band elements are designed without interruption.
- radiator arrangements of the prior art have too low bandwidth. It is therefore the object of the present invention to provide a dipole radiator arrangement which can be used in mobile radio antennas, which has a bandwidth which is higher than in the known from the prior art radiator arrangements.
- the object is achieved by the antenna arrangement with at least one dipole radiator arrangement according to the first claim.
- the dependent claims fiction, modern developments of the antenna arrangement with at least one or at least two dipole Strahleran order indicated.
- the dipole-shaped radiator arrangement comprises two pairs of radiator halves, which are arranged rotated by 90 ° to each other so that the dipole-shaped Strahleranord ⁇ voltage transmits in two mutually perpendicular polarization planes and / or receives.
- Two radiator halves which form a pair, are arranged diagonally to one another.
- the radiator halves are parallel to the ⁇ sem arrangeable or arranged in a radiating plane at a distance in front of a reflector.
- a Symmetrier- and / or carriage assembly having a first end and a base at a second end, the via is counter to the first end, serves to keep the two radiator halves, which are arranged at the first end of the Suanord ⁇ voltage.
- the base of the carrier assembly is attached or attachable to a base body.
- a base body This is, for example, a circuit board or a reflector, wherein on the board vorzugswei ⁇ se takes place at least indirect fastening to the reflectors ⁇ tor.
- at least two electrically conductive partial circumferential provided, which are arranged between the radiator plane and the base in the height direction (ie along) the carrier assembly spaced from each other, wherein the at least two electrically conductive Operaly conductive Operaly conductive Operaly conductive Operaly srah- each define an opening or define such.
- the at least two partial circumferential frames are aligned approximately parallel to the radiator plane.
- Each of the two partial peripheral frame comprises at least one interruption, extending through the entire width of part of the peripheral frame so that the respective partial ⁇ peripheral frame having at least two ends.
- Frequency ranges of at least two previously ver ⁇ different radiators and / or columns or rows of antennas were covered, can now be radiated by a single system. This means that now at least one antenna can be saved, resulting in a large cost savings.
- This advantage is not achieved with an antenna system according to EP 1 496 569 AI, in which below the radiator level either several passive radiators in the form of closed rings or at least one actively fed radiator, also in the form of a closed ring is arranged ⁇ .
- each partial circumferential frame formed by the at least one interruption are directed towards each other. This means that the interruption only extends over a smaller length of the corresponding partial peripheral frame (but nevertheless over the entire width).
- the interruption has a length of less than 1 cm, preferably may be less than 5 mm. Instead of an interruption can therefore also be spoken by a slot.
- the at least two partial peripheral frames are arranged approximately parallel to one another, but nevertheless galvanically separated from one another.
- the at least two partial circumferential frames overlap in plan view, with the exception of the interruption, at least completely or at least partially.
- a coupling between the at least two partial circumferential frames can be increased, as a result of which the bandwidth continues to increase.
- the at least one interruption extends in plan view of the respective partial peripheral frame, the at least one interruption to less than 30%, preferably less than 20%, more preferably less than 10%, more preferably less than 5% of the length of the partial circumferential frame.
- the two partial circumferential frames it would also be possible for the two partial circumferential frames to be arranged rotated relative to one another. Good results are obtained if the interruptions of the at least two partial perimeter frame extends only partially overlap or completely free from overlap with each other on ⁇ are ordered. The latter means that in a plan view of the partial circumferential frame, the interruptions are not arranged directly one above the other, that is to say in a straight line which runs perpendicular to the radiator plane.
- each partial circumferential frame has a plurality of interruptions, whereby a plurality of partial peripheral frame segments are formed.
- the partial circumference frame is rere partial circumference frame segments is structured.
- These sub-circumference frame segments can all be the same length. In a particular embodiment, it is all ⁇ recently also possible that one of these partial circumferential frame segments than other longer or than any other part of the circumference frame segments.
- the peripheral frame part are arranged with their jewei ⁇ time interruption or their respective interruptions symmetrical with each other.
- the interruptions of the at least two partial peripheral frame disposed around 360 ° / n turned against each other, where n is the total number of all interrup ⁇ deviations in the at least two partial circumferential frame.
- n is assigned the value 2.
- a corresponding arrangement according to the above formula is Wanting ⁇ 's worth.
- the at least two partial peripheral frames are approximately circular in plan view or on average describe approximately a circle.
- the partial circumferential frames also have a different shape, such as a square and / or a rectangular shape. They can also be oval-shaped. In general, therefore, an n-polygonal shape is possible.
- all sub-peripheral frames in plan view have the same shape, which can be rotated against each other. within half of this application is understood by mutual rotation, that the centers or the centers of gravity of the at least two partial circumference frames after twisting are still arranged one above the other in plan view.
- a straight line passing through these points, Wür ⁇ de preferably be perpendicular to the radiator plane.
- ⁇ preferably have at least two partial circumferential frame on a same inside and the same outside diameter.
- only the inner diameter or only the outer diameter is the same.
- neither the inner diameter nor the outer diameter of the at least two frames is the same.
- all partial circumferential frames have different geometries.
- the at least two partial circumferential frames to be offset by a certain length from one another, wherein they still overlap at least partially in plan view.
- the overlap ⁇ pung preferably takes place over the entire length of the partial circumferential frame, with the exception of the respective interruptions, but not necessarily over the entire width. The overlap can also occur only over a partial width.
- the at least two partial circumferential frames are preferably symmetrical, in particular radially symmetrical, with the exception of the interruption.
- the at least two partial circumferential frames are preferably approximately the same width in plan view. It might also be possible for one frame to be wider than the other frame. This not only applies to the diameter, but also to the width of the actual frame web of the sub-frame.
- the at least two partial perimeter frame include a plurality of frame portions which are formed integrally, wherein the Abstän ⁇ de one between the frame portions towards a longitudinal axis which passes through the dipole-shaped radiator arrangement with ⁇ kind, alternately from a greater distance toward changed smaller distance and vice versa.
- the individual frame sections are preferably connected to one another via an approximately radially extending Kirsab ⁇ section .
- the partial circumferential frames can have a meander-shaped or gear-like basic structure in plan view.
- the so maraffe ⁇ nen at least two partial peripheral frame, together with their alternating frame portions (except for the interruption) in plan view congruent or twisted to each other. Depending on how much they overlap, a different height of the coupling can be set.
- At least one dielectric is introduced between the at least two partial peripheral frames.
- the shape of the ⁇ lektrikums is adapted in plan view of the dipole-shaped Strah ⁇ leranix to the shape of the respective part of the peripheral frame.
- the at least one dielectric is arranged in a plan view of the dipole radiator arrangement de ⁇ ckungsrete to one or both subframe. Again about the height of the coupling can be adjusted.
- the dielectric may also be created by hard anodizing one or all of the partial circumferential frames, thereby forming an insulating hard-anodized layer.
- the dipole-shaped radiator arrangement additionally comprises in a ande ⁇ ren exemplary embodiment, a director, where the director is parallel to the radiator plane being rich ⁇ tet.
- the radiator halves are arranged closer to the base than the director.
- the director may have a round, rectangular, oval or generally n-polygonal basic structure in plan view. This basic structure is preferably largely free from Publ ⁇ voltages.
- the dipole-shaped radiator arrangement comprises at least one holding and spacing element.
- This um ⁇ attacks and / or holds the at least two sub-frames.
- the holding and spacer element rests on the outer surfaces of the two outermost partial peripheral frames.
- the frame 21ssens- are, for example, together with an interim ⁇ this rule located dielectric sandwiched in the holding and spacer.
- the holding and spacer element can still have a retaining clip or have the form of a retaining clip, which is designed to apply the arrangement of part ⁇ circumferential frame and dielectric yet with an additional holding force. This is not necessary.
- the retaining clip preferably has a U-shape or a shape similar to this shape.
- the at least one retaining clip comprises a support section.
- the support section is arranged within the interruption of a partial circumferential frame, where by ⁇ two end faces of the two ends, through the interruption are formed on the partial circumferential frame, supported on the support section.
- the individual partial perimeter frame may be aligned symmetrically to one another, because at least one support portion preferably engages a Hal ⁇ teklammer in any interruption. This also ensures that the partial circumferential frames are arranged non-rotatably on the dipole-shaped radiator arrangement after assembly.
- the at least two partial perimeter frame by means of a clip connection or snap connection with the at least one holding and Abstandsele ⁇ element is detachably connected.
- the holding and spacing element comprises a ⁇ From ⁇ support profile in another embodiment.
- the support profile is adapted to the contour of at least one partial circumferential frame and has a length which corresponds to at least a partial length of the partial circumferential frame.
- the at least one part ⁇ circumferential frame is supported with its inside on the at least one support profile, or on the outside thereof.
- the at least one support and spacer element via a preferably releasable force and / or form-fitting connection, in which it preferably is a clip connection or snap ⁇ compound on one or on all radiator halves or directly held on the support assembly.
- a preferably releasable force and / or form-fitting connection in which it preferably is a clip connection or snap ⁇ compound on one or on all radiator halves or directly held on the support assembly.
- the at least one holding and releasing element can also comprise a spacer, for example in the form of the dielectric. This is then inserted between the individual partial circumferential frame and ensures the galvanic insulation.
- the holding and spacer element is preferably produced in one piece together with the spacer or the dielectric.
- the preparation is preferably carried out in a plastic injection molding process.
- FIGS. 1 and 2 show in detail:
- FIGS. 3A and 3B various spatial representations of an antenna arrangement according to the invention with a dipole radiator arrangement
- Figure 4 a further representation of the dipole-shaped
- FIG. 5 shows a further illustration of three partial circumferential frames arranged parallel to one another;
- FIGS. 6A to 6C are identical to FIGS. 6A to 6C.
- FIGS. 7A to 7C different spatial representations of two mutually parallel partial circumferential frames whose basic form deviates from a pure circular shape
- FIGS. 8A to 8C are identical to FIGS. 8A to 8C.
- FIGs 1, 2 and 4 show a three-dimensional representation of an antenna arrangement 20 according to the invention, which has at least one dipole radiator arrangement 1.
- the dipole radiator arrangement 1 comprises two pairs 2, 3 of radiator halves 2a, 2b, 3a, 3b. These two pairs 2, 3 of radiator halves 2a, 2b and 3a, 3b can be clearly seen in particular in the plan view from FIG. 7C, which shows an antenna arrangement 20 with at least two dipole-shaped radiator arrangements 1.
- These two pairs 2, 3 of radiator halves 2 a, 2 b and 3 a, 3 b are rotated by 90 ° to each other so that the dipole radiator arrangement 1 in two mutually perpendicular polarization planes 4 a, 4 b (see Figure 7C) sends and / or receives.
- the radiator halves 2a, 2b, and 3a, 3b are aligned in a radiator plane 5.
- This radiator plane 5 is for example shown in Figure 7B, which shows a side view of the Antennenanord- voltage 20 with at least two dipole-shaped Strahleranord ⁇ voltages. 1
- the radiator halves 2a, 2b and 3a, 3b can be arranged or arranged at a distance in front of a reflector 6 parallel to this.
- the reflector 6 is shown in FIG.
- the dipole radiator arrangement 1 also comprises a balancing and / or carrier arrangement 7, which is referred to below as a carrier arrangement 7, which has a first end 7a and a second end 7b.
- the second end 7b faces the first end 7a.
- the radiator halves 2a, 2b and 3a, 3b are arranged at the first end 7a of the carrier arrangement 7.
- the second end 7b of the carrier arrangement 7 can be fastened or fastened at least indirectly to the reflector 6.
- An indirect attachment may be present, for example, when the second end 7b of the carrier assembly 7 is attached to a circuit board 21, wherein a metal layer of this circuit board 21 could simultaneously form the reflector 6.
- Such a printed circuit board 21 is shown for example in FIGS. 7A to 8C.
- a separate reflector 6 below the circuit board 21 could also be present.
- An immediate attachment to the reflector 6 would be present when the support assembly 7 is fastened directly to the second end 7 b on the reflector 6. This situation is shown in FIG.
- the reflector 6 or the printed circuit board 21 may also be referred to as a main body.
- the second end 7b of Carrier assembly 7 may also be referred to as base 10.
- the carrier arrangement 7 consists and / or comprises a carrier 7c.
- the support assembly comprises wells each ⁇ a support 7c for each radiator half 2a, 2b and 3a, 3b.
- Each of these carriers 7c extends substantially or exclusively in parallel along a longitudinal axis 8 (see FIGS. 7B, 8B), which passes through the dipole-shaped radiator arrangement 1 in the center.
- the carriers 7c are galvanically connected to the radiator halves 2a, 2b and 3a, 3b at the first end 7a, that is to say at the first end 7a of the carrier arrangement 7.
- a capacitive coupling of the carrier 7c with the first end 7a of the carrier assembly 7 would also be possible.
- a gap 9 is formed, which preferably extends from the first end 7a to the second end 7b and serves for balancing.
- the carriers 7 are preferably galvanically connected to one another at the second end 7b of the carrier arrangement 7, that is to say at their base 10.
- a feed of the dipole radiator arrangement 1 is preferably carried out such that two cables, each having an inner and an outer conductor, each having a pair 2, 3 of the radiator halves 2a, 2b and 3a, 3b are connected.
- the outer conductor of the first cable is connected to a first radiator half 2a of the first pair 2.
- the Au ⁇ Hzleiter of the second cable on the other hand connected to the first radiator half 3a of the second pair.
- the In ⁇ nenleiter the second cable is in accordance with the second radiator half 3b of the second pair 3 connected.
- the inner conductors therefore cross each other.
- the connection preferably takes place at the first end 7a of the carrier arrangement 7. It would also be possible in principle for the outer conductors to cross over one another.
- radiator halves 2a, 2b and 3a, 3b a substantially square frame 11 having emitters.
- the radiator frames 11 of the radiator halves 2a, 2b and 3a, 3b each have a recess 12 which define an opening.
- Each radiator frame 11 consists of four sides, wherein in each case two sides of a beam ⁇ lerrahmens 11 are arranged parallel to two other sides of a ⁇ on their radiator frame 11.
- the power supply of the radiator halves 2a, 2b or 3a, 3b takes place at the point at which two inner sides IIb of a radiator half 2a, 2b or 3a, 3b meet one another.
- Each inner side IIb is connected to an outer side IIa.
- Meet at the point at which two outer sides IIa is the outboard corner preferably chamfered (not constitute provided ⁇ ).
- the radiator halves 2a, 2b and 3a, 3b can also be designed without a recess 12.
- the sides of the recess 12 are arranged parallel to the sides of the radiator frames 11.
- the sides of the recess 12 may also be rotated at an angle, in particular of 45 °, relative to the sides of the radiator frame 11.
- the recesses 12 of the radiator frame 11 have in this case in plan view the shape of a square. However, they may be generally rectangular or have a different cross-section. This means that the recesses 12 can be chosen differently in terms of their size and shape in a wide range.
- the radiator frames 11 of the radiator halves 2a, 2b and 3a, 3b are connected at their first corners to the first end 7a of the individual carriers 7c of the carrier arrangement 7.
- Another corner of the radiator frame 11 of the radiator halves 2a, 2b and 3a, 3b, which is opposite to the respective first corner, preferably diagonally opposite ⁇ is optionally bevelled.
- the other corners are preferably less strong or not bevelled.
- the beveled corners are those corners of the radiator frames 11 which are furthest from the longitudinal axis 8.
- At least two electrically conductive partial peripheral frames 15a, 15b are provided, which are arranged between the radiator plane 5 and the base 10 in the vertical direction of the carrier arrangement 7 at a distance from one another.
- the at least two electrically conductive partial circumferential frames 15a, 15b define or respectively define an opening 17 at least both partial circumference frames 15a, 15b are aligned paral ⁇ lel to the radiator plane 5. Preferably, they are also mutually approximately parallel aligned ⁇ .
- the at least two partial peripheral frame 15a, 15b also inclined by a few degrees, preferably by less than 5 °, more preferably by less than 3 °, more preference ⁇ example by less than 1 ° to each other can be arranged.
- Each of the at least two partial peripheral frame 15a, 15b comprises at least one interruption 16.
- the interrup ⁇ chung 16 passes through this the entire width of jewei ⁇ time part of the peripheral frame 15a, 15b at least at one point, so that the respective part of the peripheral frame 15a, 15b comprises at least two ends 18 ,
- the at least two ends 18 of the partial circumferential frames 15a, 15b formed by the at least one interruption 16 are directed toward one another.
- the interruptions 16 preferably extend only over a certain length of the respective partial circumferential frame 15a, 15b, so that the interruptions 16 can also be referred to as a slot.
- the partial circumferential frames 15a, 15b are made of an electrically conductive material or are coated with an electrically conductive material.
- the partial circumferential frames 15a, 15b are produced in a stamping process, wherein in this process, for example, the respective interruptions 16 are also introduced immediately.
- a dielectric 19 is introduced, which also acts as a Ab ⁇ stand holder, so that the at least two partial circumferential frames 15a, 15b are arranged galvanically separated from each other.
- the distance between the individual partial circumferential frames 15a, 15b could also take place via the suspension of the individual partial circumferential frames 15a, 15b. In this case, air would act as a dielectric.
- the at least two partial circumferential frames 15a, 15b are in particular also galvanically separated from the carrier assembly 7 and the radiator halves 2a, 2b, 3a, 3b and further galvanically separated, in particular, from all other structures.
- the at least two partial peripheral frames 15a, 15b are arranged in particular closer to the reflector 6 or the common base body 6, 21, on which the base 10 of the carrier arrangement 7 is arranged, than all the (directly) powered radiator halves 2a, 2b, 3a, 3b and / or all (directly) powered radiators.
- FIG. 3A the two partial circumferential frames 15a, 15b from FIGS. 1 and 2 are shown in isolation.
- the at least one interruption 16 to less than 30%, preferably to less than 20%, more preferably to less than 10%, more vorzugswei ⁇ se to less than 5% of the length extends the partial circumference frame 15a, 15b.
- the at least two partial peripheral frame 15a, 15b are arranged to each other ⁇ twisted. This means that the interruptions 16 of the at least two partial circumferential frames 15a, 15b are arranged completely overlapping with respect to one another. This achieves a very high bandwidth. In principle, it would also be possible for the interruptions 16 to partially overlap. A complete overlap, so a congruent Anord ⁇ voltage interruptions 16 is not desired.
- the partial circumferential frames 15a, 15b have a plurality of interruptions 16, whereby each partial circumferential frame 15a, 15b is divided into a plurality of partial peripheral frame segments 15ai, 15a 2 , 15a3, 15a 4 ; 15bi, 15b 2 , 15b3, 15b 4 are divided. It is possible that one of the Tei ⁇ l Struktursrahmensegmente 15ai, 15Bi, a part of the peripheral frame 15a 15b, is longer than the other or another part of the peripheral frame segments 15a 2, 15a3, 15a 4, - 15b 2, 15b3, 15b 4 of the relevant part of the peripheral frame 15a, 15b. Alternatively, they could all be the same length.
- the interruptions 16 in this case preferably each have the same size. You could be in their size, as well as in their form, but also different.
- the at least two partial circumferential frames 15a, 15b are approximately circular in plan view.
- the at least two partly coated cover fang frame 15a, 15b completely in plan view, with the exception of each ⁇ bib interruption 16, thus completely.
- the at least two partial peripheral frames 15a, 15b it would also be possible for the at least two partial peripheral frames 15a, 15b to overlap only partially in plan view, with the exception of the respective interruption 16. This would be the case if a partial circumferential frame 15a is arranged offset relative to another partial circumferential frame 15b, wherein the offset takes place transversely to the longitudinal axis 8.
- an only partially ⁇ cover could also take place in that the (inner / outer) diameter of a peripheral frame part 15a is smaller or larger than the diameter of the at least one other part of the peripheral frame 15b. Even over a varying width b of the respective frame web of a subframe 15a, 15b, only a partial overlap could be realized.
- the width b of the partial circumferential frames 15a, 15b need not be constant. You can start within a partly coated frame 15a, 15b ⁇ Change ver also along its length.
- FIG. 4 shows a dipole radiator arrangement 1, which has three partial peripheral frames 15a, 15b, 15c arranged parallel to one another. Each of these at least three partial circumferential frame 15a, 15b, 15c has at least one break 16.
- the at least three partial ⁇ peripheral frame 15a, 15b, 15c are illustrated again separately. All three partial circumferential frames 15a, 15b, 15c define an opening 17 through which the carrier arrangement 7 is guided. The respective interruptions 16 are not shown overlapping.
- the interruptions 16 of three adjacent peripheral frame part 15a, 15b are arranged congruently in plan view 15c.
- the Un ⁇ interruption 16 of the first part of the peripheral frame 15 could be arranged in plan view at the same position as the interruption 16 of the third part of the peripheral frame 15c, if the second part of the peripheral frame 15b has its interruption 16 in plan view at a different location.
- the interruptions 16 are always rotated in plan view against each other.
- Figures 6A to 6C show a further example of the execution ⁇ at least two partial peripheral frame 15a, 15b.
- a dielectric 19d which is preferably made of synthetic material ⁇ .
- the two partial circumferential frames 15a, 15b each have a plurality of frame sections 25a, 25b, wherein the distances between the individual frame sections 25a, 25b towards a longitudinal axis 8, which penetrates the dipole-shaped radiator arrangement 1 in the middle, al ⁇ ternierend from a greater distance is alternated at a klei ⁇ Neren distance and vice versa.
- the two sub- peripheral frame 15a, 15b have in Figures 6A to 6C, the shape of a gear or the individual compassionab ⁇ sections 25a, 25b extend approximately meander shape.
- the individual frame sections 25a, 25b are connected to one another via a connecting section 25c.
- This connecting portion 25c is preferably radial.
- the at least two partial circumferential frames 15a, 15b each preferably have more than three, more preferably more than five frame sections 25a, 25b each.
- the latter would be characterized in that it further away from the longitudinal axis or standet ⁇ (, 25b as compared to the other frame portions 25a) are arranged closer to the longitudinal axis toward beab. On average, however, the two partial circumferential frames 15a, 15b are still circular with the respective frame sections 25a, 25b.
- the at least one interruption 16 is caught in each frame 15a partly coated, placed in a ⁇ one of the frame portions 15b.
- the frame portion 25a which is spaced further from the longitudinal axis ⁇ 8, may also be referred to as an outer frame portion 25a.
- the one frame portion 25b, on which is closer to the longitudinal axis 8 ⁇ arranged, also as an inner frame portion 25b ⁇ be distinguished.
- An inner frame portion 25b is over two connecting portions 25c are connected at its ends to two outer frame portions 25a.
- the shape of the dielectric 19 is adapted in plan view of the dipole radiator arrangement 1 to the shape of the respective partial circumferential frames 15a, 15b.
- the dielectric 19 also includes portions which are nearer to the longitudinal axis 8 ⁇ assigns than other portions that are spaced further from this. Both sections alternate old ⁇ alternately.
- FIG. 6B shows that the dielectric 19 is arranged congruently together with the at least two partial circumferential frames 15a, 15b 15a, 15b.
- the dielectric 19 is further rotated relative to the at least two partial circumferential frames 15a, 15b than in FIG. 6A.
- Figure 6C lies an outer portion of the dielectric 19 beneath the o- above an inner frame portion 25b of the at least two partial ⁇ peripheral frame 15a, 15b.
- FIG. 2 also shows an additional reflector 6 on which the base 10 of the dipole radiator arrangement 1 is arranged.
- the reflector 6 has a trough shape. This means that the reflector 6 includes a reflector body 6a, on which connect at least two Re ⁇ flektor profession 6b. An angle between the reflector walls 6b and the reflector base body 6a is preferably greater than 90 °. The reflector 6 could also lie exclusively in one plane.
- FIGS. 7A to 7C show the antenna arrangement 20, which has at least two dipole radiator arrangements 1, the dipole radiator arrangements 1 are preferably constructed identical to one another and aligned identically.
- the distance between the two dipole radiator arrangements 1 is preferably set such that MIMO operation (multiple input multiple output) is possible. It could also ge ⁇ so chooses that with the different dipole-shaped radiator arrangements 1 different frequency bands can be served.
- the two dipole radiator arrangements 1 are arranged in this case on a common board 21.
- This board 21 can be screwed onto the reflector 6, as shown in Figure 2.
- Each dipole radiator arrangement 1 comprises at least two partial circumferential frames 15a, 15b. These partial circumferential frames 15a, 15b are held by at least one retaining and Abstandse ⁇ element 35.
- This at least one retaining and Abstandsselement 15a, 15b comprises at least one Halteklam ⁇ mer 36.
- This at least one retaining clip 36 surrounds the at least two partial circumferential frame 15a, 15b.
- To ⁇ least one retaining bracket 36 rests against the outer surfaces 36a, 36b of the two outer Operaforcesrah- men 15a, 15b.
- the at least one retaining clip 36 is preferably U-shaped.
- the retaining clip 36 may have a bias, so that an additional force on the surfaces 36a, 36b of the two externa ⁇ ßersten peripheral frame part 15a, 15b acts, whereby the at least two partial peripheral frame 15a, 15b are additionally compressed. This may be particularly desirable when a dielectric 19 made of synthetic material ⁇ between the respective peripheral frame part 15a, 15b is disposed.
- the at least one holding and spacing member 35 is a retaining clip 36 is preferably manufactured to ⁇ together with the at least one piece in a plastic injection molding process.
- the retaining clip 36 does not necessarily have to be formed on the holding and spacer element 35.
- the holding and spacing element 35 could be connected to one end ⁇ example, also on the reflector 6 or the plate 21 to be based off and with the other end of the peripheral frame part 15a, 15b hold or surround.
- the at least one retaining clip 36 also comprises ei ⁇ NEN support portion 37.
- the support portion 37 is disposed in ⁇ within an interruption 16 of the partial circumferential frame 15 a, 15 b, or immersed in this.
- the end faces of the two ends 18, which are formed by the interruption 16 on the partial circumferential frame 15a, 15b can be supported on the support section 37.
- the stability of the entire Anord ⁇ voltage increases.
- the retaining clip 36 together with the support portion 37 does not project beyond the circumference of the at least two partial peripheral frames 15a, 15b.
- the at least one holding and spacing element 35 preferably comprises a supporting profile 38.
- the supporting profile 38 is adapted with its outside to the contour of at least one partial circumferential frame (preferably of all partial circumferential frames) 15a, 15b and has a length which is at least a partial length of the partial Partial peripheral frame 15a, 15b corresponds.
- the at least one peripheral frame part 15a, 15b is supported with its inner side on the at least one support profile ⁇ 38.. In this case, preferably all partial circumferential frames 15a, 15b, 15c can be supported on the supporting profile 38.
- the at least one support and spacer 35, wel ⁇ ches the at least two peripheral frame part 15a, 15b holds, is preferably on the dipole-shaped radiator arrangement 1 and / or on the base body 6, attached to the 21st To one tool-free attachment of the at least one holding and spacing element 35 to ensure the dipole Strahleranord ⁇ tion 1, the at least one Hal ⁇ te- and spacer element 1 comprises a force and / or form-closing connection 39.
- This force and / or positive connection ⁇ compound 39 is given in particular in the form of a clip or snap connection ⁇ .
- the at least one holding and spacing element 35 can be held on one or all of the radiator halves 2 a, 2 b, 3 a, 3 b or on the carrier arrangement 7.
- a dielectric 19 is introduced between the two partial circumferential frames 15a, 15b.
- a dielectric may also be a spacer.
- the individual partial circumferential frames 15a, 15b are galvanically separated from one another.
- This also includes the force and / or positive connection 37, which is preferably arranged at the opposite end of the holding and Ab- stand element 35 on which the Garklam ⁇ mer 36 is formed.
- each diode-shaped radiator arrangement 1 there are four holding and spacing elements 35 in each diode-shaped radiator arrangement 1.
- the individual partial circumferential frames 15a, 15b have a larger size. ßeren diameter than this is the case with the radiator halves 2a, 2b, 3a, 3b.
- each sub-peripheral frame 15a, 15b is less than 150% of the wavelength of the center frequency, preferably less than 120%, more preferably less than 100%, more preferably Weni ⁇ ger than 80% of the wavelength of the center frequency and be ⁇ contributes more than 10 % of the wavelength of the center frequency, preferably more than 40%, or more than 80%, or more than 120%, or more than 140% of the wavelength of the center ⁇ frequency.
- the outer diameter of the individual partial circumferential frame 20% to 80% of the wavelength of the center frequency. It is preferably 30% to 70%, more preferably 40% to 60%, and white ⁇ ter preferably 50% of the wavelength of the center frequency.
- the inner diameter of the individual partial circumferential frames 15a, 15b may be of a similar order of magnitude. However, it preferably only has a length which corresponds to less than 99% of the length of the outer diameter of the individual partial peripheral frames 15a, 15b. More preferably the length is less than 95%, more preferably less than 90%, more preferably less than 80%, more preferably less than 70%, more preferably less than 60%, and more preference ⁇ , less than 50% of the length of the outer diameter the individual partial circumferential frame 15a, 15b.
- the dipole radiator arrangement 1 it is greater than 10%, or 20%, or 30%, or 50%, or 60%, or 70%, or 80 the length of the outer diameter. Due to the inventive design of the dipole radiator arrangement 1, this works very broadband and is suitable for use in a frequency range of 500 MHz to 5000 MHz.
- the lower Grenzfre ⁇ sequence is preferably greater than 500 MHz, or greater than 600 MHz, or greater than 800 MHz, or RESIZE ⁇ SSER than 900 MHz, or greater than 1200 MHz, or greater than 1500 MHz, or greater than 1800 MHz, or greater than 2000 MHz, or greater than 2500 MHz, or greater than 3000 MHz.
- a frequency range is covered which is between 1400 MHz to 2690 MHz.
- the distance between the individual partial circumferential frames 15a, 15b is between 0.1 and 0.5 mm. It can, however, be larger or smaller.
- each dipole radiator arrangement 1 also comprises a director 30, which is likewise aligned parallel to the radiator plane 5.
- the director 30 has a round cross section in plan view. Other cross-sectional shapes are also possible.
- the radiator halves 2a, 2b, 3a, 3b are arranged closer to the base 10 than the Di ⁇ rektor 30. This means that the director 30 together with the radiator halves 2a, 2b, 3a, 3b and the sub-gang frames 15a, 15b, 15c are arranged on the same side of the Re ⁇ reflector pre- vents 6 or in general of the base body 6, beab ⁇ standet 21 thereto.
- the director 30 is compared to the radiator halves 2a, 2b, 3a, 3b and the subcircuit frame 15a, 15b, 15c, furthest from the location of the reflector 6 and the base body 6, 21 arranged at which the second end 7b , So the base 10 of the support assembly 7 is attached.
- the director 30 preferably has a smaller diameter than the partial circumferential frames 15a, 15b.
- the partial circumferential frames 15a, 15b, 15c are preferably produced in one piece by a stamping process.
- the dipole radiator arrangement 1 is designed in particular in the form of a vector dipole, a crossed dipole or a dipole quadrate.
- the longitudinal axis 8 is also a centering ⁇ ralachse 8, which the dipole-shaped radiator arrangement 1 centrally and perpendicular to the reflector, or radiator plane 5 interspersed.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Aerials With Secondary Devices (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201780039684.8A CN109417219B (zh) | 2016-07-05 | 2017-07-04 | 具有至少一个偶极子状辐射器装置的天线系统 |
EP17735116.0A EP3482450B1 (de) | 2016-07-05 | 2017-07-04 | Antennenanordnung mit zumindest einer dipolförmigen strahleranordnung |
AU2017294435A AU2017294435A1 (en) | 2016-07-05 | 2017-07-04 | Antenna array with at least one dipole-type emitter arrangement |
US16/315,024 US10854997B2 (en) | 2016-07-05 | 2017-07-04 | Antenna array with at least one dipole-type emitter arrangement |
KR1020197002607A KR20190027840A (ko) | 2016-07-05 | 2017-07-04 | 적어도 하나의 다이폴-유형 이미터 장치를 갖는 안테나 어레이 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102016112257.2A DE102016112257A1 (de) | 2016-07-05 | 2016-07-05 | Antennenanordnung mit zumindest einer dipolförmigen Strahleranordnung |
DE102016112257.2 | 2016-07-05 |
Publications (1)
Publication Number | Publication Date |
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WO2018007348A1 true WO2018007348A1 (de) | 2018-01-11 |
Family
ID=59276765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2017/066561 WO2018007348A1 (de) | 2016-07-05 | 2017-07-04 | Antennenanordnung mit zumindest einer dipolförmigen strahleranordnung |
Country Status (7)
Country | Link |
---|---|
US (1) | US10854997B2 (de) |
EP (1) | EP3482450B1 (de) |
KR (1) | KR20190027840A (de) |
CN (1) | CN109417219B (de) |
AU (1) | AU2017294435A1 (de) |
DE (1) | DE102016112257A1 (de) |
WO (1) | WO2018007348A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11177559B2 (en) | 2019-05-08 | 2021-11-16 | Commscope Technologies Llc | Radiator assembly for base station antenna |
Families Citing this family (7)
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CN107819198B (zh) * | 2017-09-19 | 2020-03-20 | 上海华为技术有限公司 | 一种基站天线的馈电网络,基站天线及基站 |
EP3692601B1 (de) * | 2017-10-12 | 2022-05-04 | Huawei Technologies Co., Ltd. | Ultrakompaktes strahlungselement |
CN110323566B (zh) * | 2019-07-10 | 2020-11-13 | 哈尔滨工业大学 | 双极化多频超宽带基站天线 |
CN110444902B (zh) * | 2019-08-08 | 2021-03-23 | 普联技术有限公司 | 一种智能天线装置和系统 |
CN112467343B (zh) * | 2019-09-09 | 2023-07-04 | 普罗斯通信技术(苏州)有限公司 | 一种高增益小型化天线振子及天线 |
EP3979413A4 (de) * | 2019-09-09 | 2023-01-25 | Rosenberger Technologies Co., Ltd. | Miniaturisiertes antennenelement mit hoher verstärkung und antenne |
US20230198132A1 (en) * | 2020-04-22 | 2023-06-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Antenna arrangement for mobile radio systems, a stacked antenna system and a mobile radio antenna comprising the antenna arrangement and the stacked antenna system |
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Also Published As
Publication number | Publication date |
---|---|
CN109417219B (zh) | 2020-12-22 |
EP3482450B1 (de) | 2020-10-28 |
AU2017294435A1 (en) | 2018-12-06 |
CN109417219A (zh) | 2019-03-01 |
US10854997B2 (en) | 2020-12-01 |
EP3482450A1 (de) | 2019-05-15 |
US20190312362A1 (en) | 2019-10-10 |
KR20190027840A (ko) | 2019-03-15 |
DE102016112257A1 (de) | 2018-01-11 |
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