EP0896382B1 - Composant à micro-ondes - Google Patents

Composant à micro-ondes Download PDF

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Publication number
EP0896382B1
EP0896382B1 EP98202627A EP98202627A EP0896382B1 EP 0896382 B1 EP0896382 B1 EP 0896382B1 EP 98202627 A EP98202627 A EP 98202627A EP 98202627 A EP98202627 A EP 98202627A EP 0896382 B1 EP0896382 B1 EP 0896382B1
Authority
EP
European Patent Office
Prior art keywords
bottom portion
microwave
intermediate element
microwave component
section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
EP98202627A
Other languages
German (de)
English (en)
Other versions
EP0896382A2 (fr
EP0896382A3 (fr
Inventor
Ralf Dr. Philips Patentverwaltung GmbH Wendel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Intellectual Property and Standards GmbH
Koninklijke Philips NV
Original Assignee
Philips Intellectual Property and Standards GmbH
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Intellectual Property and Standards GmbH, Koninklijke Philips Electronics NV filed Critical Philips Intellectual Property and Standards GmbH
Publication of EP0896382A2 publication Critical patent/EP0896382A2/fr
Publication of EP0896382A3 publication Critical patent/EP0896382A3/fr
Application granted granted Critical
Publication of EP0896382B1 publication Critical patent/EP0896382B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/32—Non-reciprocal transmission devices
    • H01P1/38—Circulators
    • H01P1/383—Junction circulators, e.g. Y-circulators
    • H01P1/387—Strip line circulators

Definitions

  • the invention relates to a microwave component.
  • a microwave component is described in German patent application DE-A-196 36 840, which is a substantially trough-shaped housing part from a bottom section and at least one adjoining the periphery of the bottom section Identifies wall section and a cover part, the housing part and cover part one Enclose interior.
  • a number are essentially disk-shaped Components arranged in a stack between the bottom section and the cover part. Adjacent to the stage-like arrangement of the components is at least almost in entire height of the interior between the bottom portion and the cover part at least a magnetically non-conductive spacer is arranged.
  • This spacer is for the positive filling of a space between the stacked Arrangement of the components and the wall section or sections along at least one Provided part of that dimension of the wall section or the wall sections, which extends at least substantially in the direction of the circumference of the base section.
  • the magnetically non-conductive spacer can be made of electrically non-conductive Be formed material and takes over in this case except a mechanical Locking also functions as electrical insulation.
  • the spacer can in particular have a high dielectric constant. At least it can an essential part of the space between the stacked arrangement of the components and the wall section or the wall sections with a high dielectric constant to be filled out.
  • This space is advantageous for compact, electrical or electronic circuit elements can be used.
  • a microwave isolator which consists of a resin housing a conductor embedded in it is constructed.
  • a metallic case is on the Resin molded.
  • a ferrite core with an enclosing, folded around it Center conductor is arranged on the metallic housing.
  • a resin molding with a projection for locking the ferrite core on its outer circumference the ferrite core and a permanent magnet is arranged on the resin molding.
  • Metallic Housing parts cover the components located above.
  • a microwave isolator which has a ferrite and a matching capacity has, which are attached to a magnetic yoke used as a ground potential.
  • a center conductor which consists of an approximately Y-shaped strip conductor, is included this matching capacity, and the end part is connected to an input / output connection a base connected.
  • a ground connection of the base is with the Magnetic yoke connected.
  • a permanent magnet is arranged on the base and with covers another magnetic yoke and provides a magnetic field which is stronger than the resonance magnetic field of the ferrite.
  • microwave insulators are used to hold the permanent magnet in the former case and the ferrite core is a relatively complicated one Resin molding or in the second case for holding the permanent magnet one as well complicated base used. These components are also electrical non-conductive. It can be used for the formation of certain electrical properties but with such a microwave insulator be desirable in one by Resin molding or the space occupied in the space Housing the microwave insulator to arrange an electrically conductive layer with the housing is in conductive connection.
  • the invention has the object of providing a microwave component as described above Kind to improve in such a way that this aforementioned feature with simple design of the components of the microwave component and simpler Assembly is to be realized. Despite the inclusion of a more extensive load impedance a compact design that promotes miniaturization within the housing be preserved.
  • the microwave component according to the invention is designed with an essentially trough-shaped housing part, which has a bottom section and at least one at the periphery of the bottom portion adjoining wall portion, and with a cover part, the housing part and cover part made of magnetically conductive material are shaped and enclose an interior in which a number essentially disc-shaped components in a stack between the bottom section and the cover part are arranged such that one at least a portion of the bottom portion adjacent sub-space of the interior is left out of the stacked arrangement is.
  • the intermediate element is electrically and / or magnetically conductive educated.
  • the microwave component comprises at least one support element, which non-positively and / or positively along at least one of the wall sections extends between the bottom portion and the intermediate element to define the spatial position of the intermediate element relative to the bottom section.
  • This Support element thus serves to lock and align the intermediate element in the Housing part.
  • more of the essentially on the intermediate element be disc-shaped components attached, for example by gluing. Their location in Housing part is then also exact by positioning the intermediate element Are defined.
  • an electrically conductive, however magnetically non-conductive connection between the bottom section and the intermediate element is formed.
  • the support element is preferably made of an electrically conductive material such as For example, aluminum is formed, which is magnetically non-conductive.
  • the microwave component according to the invention are essentially disc-shaped parts in their stacked arrangement dimensioned and aligned so that adjacent to at least a portion, i.e. a partial area, the bottom section a suitable one, for example, for accommodating a load impedance
  • the area of the interior of the trough-shaped housing part remains as This means that the area designated as the subspace can be enlarged without enlarging it win the bottom portion of the housing part that the order of stacking the essentially disc-shaped components is chosen so that those of the components with the smallest dimensions in the direction of extension of the base section these are arranged adjacent.
  • the components with larger dimensions in the direction of extension the bottom portion of the trough-shaped housing part are preferred arranged adjacent to the cover part. This allows for example Sufficient space for larger load impedances without enlargement the dimensions, in particular, of the bottom section of the trough-shaped housing part create.
  • This subspace can preferably be located between at least the subsection of the Bo the portion to which it abuts and the outermost toward the bottom portion extend the components of the stacked arrangement.
  • the subspace in Areas of the interior of the housing part extend in the direction parallel to Extension direction of the bottom section next to individual of the disc-shaped components are located.
  • the subspace can also essentially extend in the direction of extension of the floor section and thereby extend into spatial areas of the interior, which is between the bottom section and that of the substantially extend disc-shaped components, which in the stacked arrangement Bottom section is facing as the extreme.
  • the microwave component according to the invention is thus within the housing part of the microwave component created a subspace that is also for recording more extensive load impedance arrangements is suitable.
  • the location offers this Subspace directly adjacent to the floor section the advantage that arranged here Load impedance arrangements in good thermal contact with the housing part can be attached. This means that it can be attached even in very small housing parts load impedances with relatively high power consumption without thermal Difficulties, i.e. without overheating of the microwave component in operation, possible.
  • the bottom section offers both by its design and its thermal contact with the environment is the best prerequisite for one quick and even dissipation of heat energy.
  • the two exemplary embodiments shown in the figures show one Microwave component, which forms a microwave circulator that passes through reflection-free termination of one of its three gates in its microwave conductor arrangement through an appropriately dimensioned load impedance for the Function of a microwave insulator can be formed.
  • This microwave device comprises a housing consisting essentially of a trough-shaped housing part 1 and a cover part 2. That essentially trough-shaped housing part 1 comprises a bottom section 3 of at least largely quadratic in circumference and four in circumference Floor section 3 adjoining wall sections 4, 5, 6, 7. A first of these Wall sections with the reference numeral 4 forms that in the front view (View Y) visible wall of the housing part 1.
  • a second of the wall sections with the reference numeral 5 forms the part of the visible in the rear view (view X) Housing part 1
  • a third wall section with the reference numeral 6 forms the in the left side view (view Z) visible part of the housing part 1
  • the fourth Wall section 7 forms the side view from the right - the view Z opposite - visible part of the housing part 1.
  • the housing part 1 with Bottom section 3 and wall sections 4 to 7 is preferably in one piece Chipless machining from an essentially plate-shaped, magnetic conductive material formed, for example from a magnetically conductive sheet punched and folded.
  • the cover part 2 is also produced in a corresponding manner.
  • the wall sections 4 to 7 are essentially rectangular. On they have their edges facing away from the circumference of the bottom section 3 cone-like projections, which when assembling the housing part 1 with the Cover part 2 in corresponding recesses in the cover part 2 form-fitting intervention. These pin-like projections on the wall sections 4 to 7 are with the reference number 8, the recesses in the cover part 2 with the reference number 9 designated. Housing part 1 and cover part 2 can be glued, welded, Solder or bend or pivot the peg-like projections 8 be connected to each other. In addition, each other is the same in the result Acting connection type of housing part 1 and cover part 2 possible.
  • the wall sections 4 to 7 are not substantially to the corners of the square circumference of the bottom section 3, but in the area of this Cut corners. In these corners there are 3 openings in the bottom section provided as screw holes for attaching the microwave component in serve a device or the like in which the microwave component is used place.
  • These breakthroughs in the illustrated embodiments with the Reference numerals 10 are, for example, of circular circumference; she can however also as slot-shaped recesses in the circumference of the bottom section or be formed in a contour with a comparable effect.
  • the housing 1, 2 in the configuration described above forms part of a magnetic circuit, in the following a number essentially disk-shaped components is included, the stacked between Bottom section 3 and cover part 2 are arranged.
  • a number essentially disk-shaped components is included, the stacked between Bottom section 3 and cover part 2 are arranged.
  • the ferrite disks 11, 13 form the stacking together with the inner conductor 12 Microwave conductor arrangement to which the cover part 2 and the intermediate element 14 which form symmetrically spaced outer conductors in this example.
  • Intermediate element 14 is electrically conductive.
  • the intermediate element 14 is also formed from a magnetically conductive material and thereby forms at the same time a pole disc for the distribution and homogenization of the Permanent magnet 15 applied magnetic field, which the microwave conductor arrangement 11, 12, 13 perpendicular to the planar extent of the inner conductor 12 interspersed.
  • the intermediate element 14 is positively between the Wall sections 4 to 7 inserted.
  • the intermediate element 14 is included Recesses along its edges adjacent to wall sections 4 to 7 provided so that the intermediate element 14 only on the wall sections supported via narrow webs 19. Otherwise, the intermediate element is 14 preferably also formed without cutting from a magnetically conductive sheet.
  • the illustrated embodiments also a multi-part intermediate element from a electrically conductive, film-like part as an outer conductor for the microwave conductor arrangement 11, 12, 13 and an arrangement of magnetically conductive Pole disks are used.
  • the tab 18 in the illustrated embodiment consists of a flat, magnetically conductive sheet and lies flat against the bottom section 3.
  • the tab 18 forms with the air gap 17 an arranged in the magnetic circuit, Geometrically changeable magnetic tuning element.
  • the Adjustment properties are influenced by the magnetic tuning element.
  • first and second wall sections 4, 5 are further along the Border along which these wall sections 4, 5 extend to the circumference of the Connect bottom section 3, recesses 21 and 22 provided through even when a microwave component is installed in a device, for example a shift of the tab 18 and thus a comparison made easily can be.
  • a separate mechanical attachment of the tab 18 on Bottom section 3 is not shown and can also be omitted because both elements can be held in their position relative to one another by magnetic attraction. About that however, the position of the tab 18 can also be secured by adhesive or security lacquer or the like. be made.
  • the inner conductor 12 points to the formation of the three gates of the microwave component three connecting conductors 23, 24, 25. These are arranged accordingly Recesses 26, 27, 28 in the first, third and fourth wall sections 4, 6 and 7 respectively led out of the housing 1, 2 of the microwave component, whereby a electrical insulation of the inner conductor 12 against the housing 1, 2 is ensured.
  • Support elements 29, 30 are electrically conductive, however magnetically non-conductive and preferably made of aluminum shaped. They define the spatial position of the intermediate element 14 opposite the bottom section 3, i.e. they set the distance between these two elements fixed to each other.
  • This Room area also contains the permanent magnet 15 and the Thermoflux disc 16 and the magnetic tuning element with the tab 18 and the air gap 17 that can be influenced by it described space area to a partial section of the floor section 3 Adjacent subspace 31 is left out of the listed components. This Partial space 31 is indicated by the dashed line drawn in bold.
  • Subspace 31 which is in the immediate vicinity of the floor section 3 and thus good electrical and, above all, thermal contact with the Bottom section 3, the load impedance mentioned can preferably be arranged through which one of the connecting conductors of the inner conductor 12, preferably the first Lead 23, can be completed without reflection.
  • the existing one Subspace 31 enables a load impedance arrangement, which for a Comparison to the dimensions of the housing 1, 2 of the microwave component high power loss can be designed.
  • This can be a microwave isolator build high performance class with very compact dimensions.
  • This large load impedance can be within the Housing 1, 2 are arranged without the dimensions of the bottom portion 3 increase.
  • the arrangement of the load impedance adjacent to the bottom section 3 also ensures thermal decoupling from the microwave conductor arrangement 11 to 13.
  • the housing part 1 Tab 18 For the assembly of the described embodiments of the microwave component according to the invention is first in the housing part 1 Tab 18 inserted. Then the support elements 29, 30 in the Housing part 1 introduced. In the between the support members 29, 30 and Floor section 3 or the tab 18 lying area is then the Thermoflux disc 16 and the permanent magnet 15 arranged and it becomes this Space area covered by the intermediate element 14. To ensure the Air gap 17 must be the height of the support elements 29, 30 in the viewing direction View W may be greater than the sum of the heights of tab 18, the Thermoflux disc 16 and the permanent magnet 15. Instead of for reasons The simplicity shown single thermoflux disc 16 can be used in practice an arrangement of several Thermoflux disks can also be used.
  • the permanent magnet 15 and the are advantageous in a pre-assembly Thermoflux disc 16 on the intermediate element 14, for example by gluing attached and the pre-assembled assembly 14, 15, 16 with the Permanent magnets 15 in the direction of the bottom section 3 on the support elements 29, 30 put on.
  • the microwave conductor arrangement is placed on the intermediate element 14 layered from the ferrite disks 11, 13 and the inner conductor 12 and by applying the cover part 2 and fixing it to the housing part 1 fixed.
  • the assembly of the entire microwave component can be stacked in one Complete assembly jig, which has, for example, three pins for assembly by corresponding recesses, not shown in the exemplary embodiments in the bottom section 3 and the location of the individual, disc-shaped Define components 11 to 16, 18. After attaching the lid part 2 that Microwave device subtracted from these pins.
  • the permanent magnet 15 is installed in the fully magnetized state.
  • the required magnetic field for the operation of the microwave component is with the slidable tab adjusted.
  • For mechanical access to this Tab 18 can also use the recess 20 in the bottom section 3 as long as these - due to the installation position of the microwave component - is accessible.
  • the exemplary embodiments shown in the figures differ in terms of the formation of the subspace 31 by the shape chosen for the Permanent magnets 15. While in the first embodiment shown in FIGS. 1 to 7 the disc-shaped permanent magnet has a radial extension, which in essentially coincides with that of the ferrite disks 11, 13 is in the second 1, 2, 8 to 12, a permanent magnet with lower radial dimensions used. To reach a comparable volume for the Coming permanent magnet 15 is the thickness of the disc-shaped Permanent magnets 15 selected larger in the second embodiment than in the first Embodiment. Correspondingly, subspace 31 extends in the first Embodiment to a significant extent in the space between the permanent magnet 15 and the tab 18, i.e. in the air gap 17.
  • the subspace 31 in the second exemplary embodiment compares this with FIG much larger proportion of a space between the floor section 3 and the intermediate element 14, which is laterally through the first wall section 4th on the one hand and by the permanent magnet 15 and the tab 18 on the other is narrowed down.
  • By reducing the radial dimension of the Permanent magnet 15 in the second embodiment is also one Enlargement of the subspace 31 to accommodate a load impedance compared to the first embodiment possible.

Landscapes

  • Non-Reversible Transmitting Devices (AREA)
  • Packaging For Recording Disks (AREA)

Claims (7)

  1. Composant à micro-ondes avec une pièce de boítier (1) essentiellement en forme de cuvette qui comprend une section de fond (3) et au moins une section de paroi (4,5,6,7) adjacente à la périphérie de la section de fond (3) et avec une pièce de couvercle (2), la pièce de boítier (1) et la pièce de couvercle (2) étant formées d'un matériau magnétiquement conducteur et renfermant un espace interne dans lequel plusieurs composants essentiellement en forme de disque sont disposés en pile entre la section de fond (3) et la pièce de couvercle (2) de telle sorte qu'un espace partiel (31) adjacent du moins à une section partielle de la section de fond (3) de l'espace interne ne soit pas occupé par le montage en forme de pile, le montage en forme de pile des composants essentiellement en forme de disque comportant dans l'ordre d'empilage, en commençant par la pièce de couvercle (2):
    un dispositif conducteur de micro-ondes (12) pour conduire des ondes électromagnétiques;
    au moins un élément intermédiaire (14) qui s'étend, du moins en grande partie, parallèlement à la section de fond (3) entre les sections de paroi (4, 5,6,7) et
    un composant magnétique (15)
    et l'espace partiel (31) s'étend, du moins en grande partie, dans une zone spatiale qui est adjacente, du moins en partie, à la section de fond (3), à l'élément intermédiaire (14) et au moins une partie des sections de paroi (4,5,6,7),
    caractérisé en ce que l'élément intermédiaire est de conception électriquement et/ou magnétiquement conductrice et il est prévu au moins un élément d'appui (29, 30) qui s'étend le long d'au moins une des sections de paroi (4,5,6,7) mécaniquement et/ou par adhérence entre la section de fond (3) et l'élément intermédiaire (14) pour la définition de la position spatiale de l'élément intermédiaire (14) par rapport à la section de fond (3).
  2. Composant à micro-ondes selon la revendication 1, caractérisé en ce qu'une liaison électriquement conductrice mais magnétiquement non conductrice est établie entre la section de fond (3) et l'élément intermédiaire (14) par l'élément d'appui (29, 30).
  3. Composant à micro-ondes selon la revendication 1, caractérisé en ce que l'espace partiel (31) s'étend entre au moins la section partielle de la section de fond (3) et le plus extérieur des composants du montage en forme de pile dans la direction de la section de fond (3).
  4. Composant à micro-ondes selon la revendication 3, caractérisé en ce que l'espace partiel (31) s'étend essentiellement dans la direction d'extension de la section de fond (3).
  5. Composant à micro-ondes selon la revendication 1, caractérisé en ce que l'espace partiel (31) est conçu pour le logement d'un montage d'impédance de charge.
  6. Circulateur à micro-ondes caractérisé par une conception avec un composant à micro-ondes selon l'une des revendications 1 à 5.
  7. isolateur a micro-ondes caracterise par une conception avec un composant a micro-ondes selon l'une des revendications 1 à 5.
EP98202627A 1997-08-07 1998-08-04 Composant à micro-ondes Expired - Lifetime EP0896382B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19734097A DE19734097A1 (de) 1997-08-07 1997-08-07 Mikrowellen-Bauelement
DE19734097 1997-08-07

Publications (3)

Publication Number Publication Date
EP0896382A2 EP0896382A2 (fr) 1999-02-10
EP0896382A3 EP0896382A3 (fr) 2001-04-04
EP0896382B1 true EP0896382B1 (fr) 2004-04-14

Family

ID=7838189

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98202627A Expired - Lifetime EP0896382B1 (fr) 1997-08-07 1998-08-04 Composant à micro-ondes

Country Status (5)

Country Link
US (1) US6046651A (fr)
EP (1) EP0896382B1 (fr)
JP (1) JP4157918B2 (fr)
CN (1) CN1139143C (fr)
DE (2) DE19734097A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2168045B2 (es) 1999-11-05 2004-01-01 Ind Aux Es Faus Sl Nuevo suelo laminado directo.
US8209928B2 (en) 1999-12-13 2012-07-03 Faus Group Embossed-in-registration flooring system
US6691480B2 (en) 2002-05-03 2004-02-17 Faus Group Embossed-in-register panel system
US7836649B2 (en) 2002-05-03 2010-11-23 Faus Group, Inc. Flooring system having microbevels
US8181407B2 (en) 2002-05-03 2012-05-22 Faus Group Flooring system having sub-panels
US8112958B2 (en) 2002-05-03 2012-02-14 Faus Group Flooring system having complementary sub-panels
US8201377B2 (en) 2004-11-05 2012-06-19 Faus Group, Inc. Flooring system having multiple alignment points
US7385454B2 (en) * 2005-05-23 2008-06-10 M/A-Com, Inc. Ferrite housing for microwave devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3355680A (en) * 1965-03-29 1967-11-28 E & M Lab Microwave ferrite devices having particular arrangements for the magnetizing source
GB1290908A (fr) * 1968-12-23 1972-09-27
US3739302A (en) * 1971-06-01 1973-06-12 Trak Microwave Corp Miniaturized ferrimagnetic circulator for microwaves
US5017894A (en) * 1989-02-01 1991-05-21 Hitachi Ferrite, Ltd. Lumped constant non-reciprocal circuit element
JPH0936610A (ja) * 1995-07-25 1997-02-07 Tokin Corp 非可逆回路素子
JP3682797B2 (ja) * 1996-01-11 2005-08-10 日立金属株式会社 非可逆回路素子

Also Published As

Publication number Publication date
CN1208259A (zh) 1999-02-17
EP0896382A2 (fr) 1999-02-10
EP0896382A3 (fr) 2001-04-04
DE59811177D1 (de) 2004-05-19
JP4157918B2 (ja) 2008-10-01
US6046651A (en) 2000-04-04
JPH11136006A (ja) 1999-05-21
DE19734097A1 (de) 1999-02-11
CN1139143C (zh) 2004-02-18

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