EP2319124A1 - Elektrogerät - Google Patents
ElektrogerätInfo
- Publication number
- EP2319124A1 EP2319124A1 EP09782019A EP09782019A EP2319124A1 EP 2319124 A1 EP2319124 A1 EP 2319124A1 EP 09782019 A EP09782019 A EP 09782019A EP 09782019 A EP09782019 A EP 09782019A EP 2319124 A1 EP2319124 A1 EP 2319124A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- polarization direction
- antenna unit
- antenna
- signal
- lcr
- 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
- 230000010287 polarization Effects 0.000 claims abstract description 85
- 238000005259 measurement Methods 0.000 claims abstract description 14
- 239000004020 conductor Substances 0.000 claims description 52
- 230000006698 induction Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 description 12
- 239000002184 metal Substances 0.000 description 7
- 238000004364 calculation method Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q21/00—Antenna arrays or systems
- H01Q21/24—Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
Definitions
- the invention relates to an electrical appliance according to the preamble of claim 1.
- an electrical appliance in particular a locating device, known with an LCR antenna device, which has an antenna unit with a first polarization direction and which is provided for transmitting and / or receiving a measuring signal with the first polarization.
- the invention is based on an electrical appliance, in particular a locating device, with an LCR
- An antenna device having an antenna unit with a first polarization direction and which is provided for transmitting and / or receiving a measurement signal having the first polarization direction.
- the antenna unit has at least one second polarization direction for emitting and / or receiving the measurement signal.
- the term “provided” should be understood to mean in particular specially equipped and / or specially designed.
- “Furthermore, an” LCR antenna device (large-current radiator antenna device) “should be understood to mean, in particular, an antenna device which has an emission element through which a large current flows during operation.
- the Antenna unit aligned symmetrically with respect to a plane of symmetry, wherein the plane of symmetry is aligned perpendicular to the radiating element.
- the antenna unit is advantageously at least partially formed of a corrosion-resistant metal sheet, in particular of a bent metal sheet, such as a metal sheet made of a stainless steel and / or a galvanized and / or a gold-plated sheet, etc.
- a corrosion-resistant metal sheet in particular of a bent metal sheet, such as a metal sheet made of a stainless steel and / or a galvanized and / or a gold-plated sheet, etc.
- Antenna unit conceivable as a plastic body, wherein surfaces and / or subregions, in particular for the conduction of signals, are at least partially metallized, wherein a specific dielectric constant of the plastic body is to be considered in a construction and / or calculation of the antenna unit.
- a "measurement signal” should be understood to mean, in particular, an electromagnetic signal which is preferably formed by a broadband signal, in particular by an ultra wideband signal (or ultra wide band signal or UWB signal), the ultra wideband signal having a useful frequency range with a center frequency in the
- the ultra-wideband signal particularly advantageously has a spectral power density of -41.3 dBm / MHz at most, and advantageously signals or electromagnetic waves may be at least partially independent of their polarization direction
- the emission of the measurement signal can be carried out independently of receiving a measurement signal in that the emission along the first polarization direction and the reception along the second polarization direction can take place.
- the electrical appliance is preferably formed by a locating device, in particular by a hand-held locating device, which is provided for locating an object arranged in a subject under examination.
- the received measurement signal is formed by a reflection signal which is reflected by the object and / or the examination subject.
- the first polarization direction is aligned substantially orthogonal to the second polarization direction.
- substantially orthogonal is to be understood as meaning, in particular, an orientation of the second polarization direction perpendicular to the first polarization direction with a maximum deviation of 20 °, advantageously of not more than 10 ° and particularly preferably of not more than 1 °
- the LCR antenna device has at least two first connection elements, which are provided for feeding in a signal of the first polarization direction, and at least two further connection elements, which are provided for feeding in a signal of the second polarization direction.
- different signals for the two directions of polarization can be introduced into the antenna unit, such as, for example, phase-shifted signals and / or signals having different amplitudes, etc.
- signals to be transmitted and received signals along the two different directions of polarization can be supplied separately from the antenna element or removed from it.
- a signal of the same amplitude phase-shifted by 180 ° with respect to a signal of the further connection element of the polarization direction is applied to one of the connection elements of one of the polarization directions in at least one operating mode.
- a potential equal to zero can advantageously be achieved at a plane of symmetry between the two connection points, the two further connection elements of the second polarization direction being arranged in the plane of symmetry, and the two polarization directions or signals of the two polarization directions being linearly independent of one another.
- advantageously circular or elliptical polarized waves can be emitted by means of the antenna unit.
- the two polarization directions are phase-shifted for this purpose or have different amplitudes.
- an electrical appliance in particular a locating device, proposed with an LCR antenna device having a mass surface element and an antenna unit, which comprises a first polarization direction and two lower conductor elements and which is used to send and / or receive a Measuring signal is provided with the first polarization direction, wherein a distance of the two conductor elements to the mass surface element increases continuously along a direction from a respective connection element of the conductor elements to a connection elements facing away from the region of the conductor elements.
- a "mass surface element” is to be understood in particular to be an element which is arranged substantially parallel to a radiating element of the antenna unit and preferably in a region adjacent to the antenna unit to shield signals and / or waves and / or particularly advantageously
- a reflection of signals and / or waves in a desired emission direction, which are emitted by the antenna unit in an undesired direction, in particular in the direction of the mass surface element may advantageously be at least partially a continuous transition from a low characteristic impedance, such as Characteristic impedance of 50 ⁇ for components and lines of high-frequency circuits, in a high characteristic impedance, such as a characteristic impedance of 377 ⁇ for a radiation chamber of the antenna unit, in addition, this abrupt steps in the lower conductors can be avoided and dam it reflections of an electromagnetic wave in the antenna unit are at least reduced or prevented.
- signals or waves are conducted from the connection elements to lateral conductor elements of the antenna unit and from these to the emission element of the antenna unit during operation of the electrical device via the lower conductor element.
- a particularly advantageous continuous transition from the low characteristic impedance into the high characteristic impedance can be achieved if the two lower conductor elements have a width which increases along the direction.
- the lower conductor elements are symmetrical, in particular trapezoidal, formed.
- an electrical device in particular a locating device, with an LCR antenna device, which has an antenna unit with a first polarization direction and which is provided for transmitting and / or receiving a measuring signal with the first polarization direction
- proposed LCR antenna device comprises a housing surrounding the antenna unit in at least one direction, which forms a cavity around the antenna unit.
- the sheath surrounds the antenna unit along a circumferential direction of a radiating element, wherein the sheath is preferably arranged at a distance to the antenna unit, so that between the antenna unit and the sheath the cavity or a free space is formed, in which special signals and / or waves can be advantageously deflected in a desired direction.
- the envelope is formed at least partially from a conductive material.
- the envelope may in this case be formed from a metal and / or be formed from a plastic body with a metallic coating and / or be formed from a conductive plastic material which has, for example, metal-like properties.
- the sheath has at least one induction coil, whereby additional metallic and / or conductive components and / or elements of the sheath can be saved.
- the induction coil can be used as an inductive sensor, so that in addition to a detection by means of the antenna unit, a detection of objects, in particular metallic objects, can advantageously be achieved in the examination subject.
- the envelope has a shape which is aligned symmetrically with respect to at least one plane of symmetry of the antenna unit, whereby a negative influence on a signal emission and / or a reception of a signal along the polarization direction of the antenna unit can be advantageously prevented.
- the antenna unit has two planes of symmetry, wherein the envelope is arranged in particular rotationally symmetrical with respect to the two planes of symmetry.
- the enclosure may have an octagonal cross section, so that a particularly space-saving installation of the LCR antenna device can be achieved.
- an electrical appliance in particular a locating device, with an LCR antenna device which has an antenna unit with a first polarization direction and which is provided for transmitting and / or receiving a measuring signal with the first polarization direction
- proposed LCR antenna device has a holding element which is provided for fixing the antenna unit, in particular in the electrical appliance.
- the holding element is formed from a plastic, so that a polarization direction of the antenna unit by the holding element remains substantially unaffected.
- the retaining element is screwed to a housing of the electrical device and with the
- the retaining element may be glued to the antenna unit, jammed, etc.
- An attachment of the retaining element to the antenna unit is preferably carried out in a region and / or at a position of the antenna unit, which contribute to a preferably low degree to a particular high-frequency radiation, such as in areas with a low current flow.
- the electrical appliance has a guide unit with a travel direction, wherein the holding element arranges the antenna unit with an angle of a plane of symmetry of the antenna unit to the direction of travel of approximately 45 °.
- a "leadership unit” is to be understood as a unit that becomes one
- Guiding the locating device is provided on a surface of the examination subject or at a distance from the surface of the examination subject.
- the tracking device is guided in a plane parallel to the surface of the examination subject.
- a "direction of travel” should be understood to mean, in particular, a direction along which the locating device is preferably moved on or parallel to a surface of the examination object, in particular by an operator of the locating device.
- Reflection undergoes a polarization rotation.
- the retaining element is provided for receiving a sheathing of the antenna unit. It is also proposed that the retaining element has recesses which are provided for guiding connecting elements of the antenna unit. In this case, it is possible to achieve a structurally simple mounting of the LCR antenna device, specifically in that the connection elements can be guided through the recesses and can subsequently be soldered onto a circuit board.
- FIG. 1 shows a tracing device according to the invention with an LCR antenna device in a schematic representation
- FIG. 2 shows the tracing device together with an examination object in a schematic view
- FIG. 1 shows a tracing device according to the invention with an LCR antenna device in a schematic representation
- FIG. 2 shows the tracing device together with an examination object in a schematic view
- FIG. 1 shows a tracing device according to the invention with an LCR antenna device in a schematic representation
- FIG. 2 shows the tracing device together with an examination object in a schematic view
- FIG. 4 shows a side view of the antenna unit from FIG. 3
- FIG. 5 shows a view of the antenna unit from below
- FIG. 6 shows the LCR antenna device with a sheathing of the antenna unit in a schematic representation
- FIG. 7 shows the LCR antenna device with a holding element in a schematic representation
- FIG. 8 shows the LCR antenna device with the holding element in a view from below
- FIG. 7 shows the LCR antenna device with a holding element in a schematic representation
- Fig. 9 shows an alternative embodiment of the enclosure of the antenna unit. Description of the embodiments
- FIG. 1 shows an electrical appliance 10 formed by a hand-held locating device 12.
- the locating device 12 is provided for locating objects 74, such as lines, etc., in a subject under examination 76, such as a wall
- the locating device 12 is movable by an operator via a surface 78 of the object under examination 76, such as a wall surface, along a preferred travel direction 68.
- the locating device 12 has a guide unit 66, by means of which the locating device 12 can be moved by an operator on the surface 78.
- the preferred travel direction 68 is oriented substantially perpendicular to a weight force acting on the locating device 12 and substantially corresponds to a pivotal movement of an arm of the operator.
- the locating device 12 has a locating unit 80, which is provided for transmitting and receiving a measuring signal 48.
- the measuring signal 48 is in this case formed by an ultrabroadband signal.
- the ultra-wideband signal is generated by the locating unit 80, which for this purpose has a signal-generating unit, not shown, and via a
- the LCR antenna device 14 of the locating device 12 emitted.
- the LCR antenna device 14 is provided in addition to a radiation of the measurement signal 48 and the ultra wide band signal to receive the reflected from the examination subject and / or from the object 74 ultrabroadband signal.
- the LCR antenna device 14 has an antenna unit 16 with a first polarization direction 18 for emitting and / or receiving a
- the antenna unit 16 has a second polarization direction 20 for emitting and / or receiving the measuring signal 48.
- the antenna unit 16 is formed in one piece and formed by a bent sheet-metal component 82 (FIG. 3). Preferably, a thickness of the sheet metal member 82 is formed so as to prevent an undesirable skin effect that reduces a radiation characteristic of the antenna unit 16. Furthermore, the antenna unit 16 has a radiating element 84, four lateral conductor elements 86, 88, 90, 92 and four lower conductor elements 32, 34, 36, 38, each having a connection element 22, 24, 26, 28.
- the radiating element 84 is square with four equal sides 94 formed and symmetrical with respect to two planes of symmetry 58, 60, which are perpendicular to the radiating element 84 and perpendicular to each other.
- one of the four lateral conductor elements 86, 88, 90, 92 adjoins each of the four sides 94 of equal size, each having a first partial surface element 96, which is trapezoidal in shape and inclined with respect to the emission element 84.
- the trapezoidal first partial surface elements 96 extend tapered away from the radiating element 84, wherein a side length 100 of the radiating element corresponds to a large baseline length 98 of the trapezoidal first partial surface elements 96.
- the lateral conductor elements 86, 88, 90, 92 also have a second, rectangular partial surface element 102, which adjoins the first trapezoidal partial surface element 96 of the lateral conductor elements 86, 88, 90, 92.
- a width 104 of the second rectangular partial surface elements 102 corresponds to a small baseline length 106 of the trapezoidal first partial surface elements 96.
- the second, rectangular partial surface elements 102 are arranged on a side of the first trapezoidal partial surface elements 96 facing away from the radiating element 84.
- a surface normal vector 108 of the second rectangular partial surface elements 102 is aligned substantially perpendicular to a surface normal vector 110 of the emission element 84.
- the four lower conductor elements 32, 34, 36, 38 which are likewise trapezoidal in shape, adjoin the four lateral conductor elements 86, 88, 90, 92 (FIGS. 3 and 5).
- the four lower conductor elements 32, 34, 36, 38 each extend along a direction 112 from the side conductor element 86, 88, 90, 92 directly adjoining the respective lower conductor element 32, 34, 36, 38 to the opposite lateral conductor element 86 , 88, 90, 92, so that the four lower conductor elements 32, 34, 36, 38 are arranged crosswise converging.
- the four lower conductor elements 32, 34, 36, 38 are each arranged spaced apart along the direction 112 of the opposite lower conductor element 32, 34, 36, 38, so that in a central region 114 between end regions 116 of the lower conductor elements 32, 34,
- a width 46 of the lower conductor elements 32, 34, 36, 38 steadily decreases along the direction 112.
- the four lower conductor elements 32, 34, 36, 38 also have an inclination with respect to the radiating element 84, wherein a shortest distance 120 of the lower conductor elements 32, 34, 36, 38 with respect to an extension plane of the radiating element 84 along the direction
- the four lower conductor elements 32, 34, 36, 38 comprise the four connection elements 22, 24, 26, 28, which are each formed by a connection pin.
- the four connection pins extend along a direction 122, which is aligned substantially parallel to the surface normal vector 110 of the emission element 84 and, in addition, from the emission element 84 to the lower conductor elements 32, 34, 36, 38.
- the LCR antenna device 14 has a mass surface element 30 which is aligned parallel to the emission element 84 (FIGS. 3 and 4).
- the mass surface element 30 is provided for signals emitted by the antenna unit 16 or waves in the direction of the mass surface element 30 to reflect and thus redirect in a desired emission direction.
- the mass surface element has four recesses 124, through which the four connection elements 22, 24, 26, 28 are guided.
- a distance 40 of the lower conductor elements 32, 34, 36, 38 to the mass surface element 30 along a direction 42 from a respective connection element 22, 24, 26, 28 of the lower conductor element 32, 34, 36, 38 to a respective connection element 22, 24th , 26, 28 remote area 44 of the conductor elements 32, 34, 36, 38 increases steadily.
- the four connection elements 22, 24, 26, 28 are provided for supplying a signal, with two first connection elements 22, 26 associated with the first polarization direction 18 and the two further connection elements 24, 28 with the second polarization direction 20.
- the antenna element 16 may also be formed by a continuous, continuously bent sheet-metal component, so that the individual conductor elements 32, 34, 36, 38, 86, 88, 90, 92 steplessly merge into one another can.
- an electromagnetic wave is radiated essentially via the emission element 84, wherein a signal supply via the connection elements 22, 24, 26, 28, the lower conductor elements 32, 34, 36, 38 and the lateral conductor elements 86, 88 , 90, 92 to the radiating element 84. Furthermore, during operation, the LCR
- the two polarization directions 18, 20 each extend between two opposite sides 94 of the emission element 84 and are oriented perpendicular to one another.
- To generate the differential signal is at one of the two connection elements 22, 24, 26,
- measuring signals 48 are emitted during operation of the locating device 12 along one of the two polarization directions 18, 20 and received along the other polarization direction 18, 20 from the object 74 and the object under investigation 76 reflected measurement signals 48 .
- circularly or elliptically polarized electromagnetic waves can be emitted, for which purpose the signals of the two polarization directions 18, 20 must be out of phase with each other or have a different amplitude .
- linearly polarized electromagnetic waves can be radiated, the plane of polarization of which can assume an arbitrary angle with respect to the two planes of symmetry 58, 60.
- a characteristic impedance is continuously changed in operation, such as 50 ⁇ for
- waves radiated by the lower conductor elements 32, 34, 36, 38 are advantageously conducted outward between the mass surface element 30 and the lower conductor elements 32, 34, 36, 38 and are subsequently deflected in a radiation direction.
- the LCR antenna device 14 also has an enclosure 52 surrounding the antenna unit 16, which forms a cavity 54 around the antenna unit 16 and which is provided with an undesired lateral radiation which is perpendicular to the surface normal vector 110 of the radiation element 84, the antenna unit 16 to reduce or prevent.
- the casing 52 surrounds the antenna unit 16 along one of a circumferential direction
- Direction 50 which is perpendicular to and aligned with the surface normal vector 110 of the radiating element 84, so that an efficiency of radiation of waves along the surface normal vector 110 of the radiating element 84 is increased, wherein the sheath 52 laterally radiated signals and / or waves Advantageously deflected or reflected in the desired direction of emission.
- the sheath 52 is spaced from the antenna unit 16 disposed thereabout.
- the sheath 52 has a shape 56 or arrangement which is aligned symmetrically with respect to the two planes of symmetry 58, 60 of the antenna unit 16.
- the sheath 52 has a plastic base body 126 with an octagonal cross-section, which is connected to the antenna unit 16.
- the enclosure 52 is partially formed of a conductive material. Det and has for this purpose three induction coils 62 which are arranged around the plastic base body 126, wherein the plastic base body 126 serves as a carrier element of the induction coils 62, which thus also have an octagonal cross-section.
- the envelope 52 has a height that substantially corresponds to a distance of the radiating element 84 from the mass surface element 30 (FIG. 6).
- objects 74 are detected in the object under examination 76 during operation, in that these detect, in particular, metallic objects 74 as such.
- the plastic base body 126 of the sheath 52 is additionally designed as a holding element 64, which is provided for fixing the LCR antenna device 14 in the locating device 12 (FIGS. 6 to 8).
- the antenna unit 16 is arranged at an angle 70 of 45 ° to a plane of symmetry 58, 60 of the antenna unit 16 to the travel direction 68 of the guide unit 66 or to a longitudinal axis 128 of the locating device 12 (FIG. 1).
- the locating device 12 advantageously emitted signals or waves from an object 74, which preferably has an angle of substantially 45 ° to one of the planes of symmetry 58, 60 are reflected, in which case a polarization of the reflected signal rotates, so that along a first polarization direction 18, 20 of the emission element 84, signals or waves are emitted and along the second polarization direction 18, 20 of the
- Radiating element 84 signals or waves are received.
- the retaining element 64 has four retaining struts 130, wherein two retaining struts 130 are arranged along a direction 142 of the sheath 52 inwardly converging and aligned orthogonal to the two further retaining struts 130.
- the retaining struts 130 have a height which corresponds to a distance of a surface of the emission element 84 facing the mass surface element 30 from a side of the mass surface element 30 facing the emission element 84.
- Each of the support struts 130 has a pin 132 which is provided for fixing the emission element 84 to the support struts 130 (FIGS. 7 and 8).
- the radiating element 84 has four pot-shaped depressions 134 on a surface 144 remote from the mass surface element 30, each having a centrally disposed recess 136, the recess 136 having a smaller cross-section than a cross-section of the recess 134 (FIGS. 3, 5 to 7).
- the recesses 134 are each arranged in a region 138 of the radiating element 84, in which small currents flow and thus an impairment of radiation can be minimized. These areas 138 can be determined by means of a simulation calculation. These areas 138 are respectively arranged in an edge area and a corner area along diagonals of the emission element 84.
- the pins 132 of the retaining struts 130 are guided to fix the antenna unit 16 through the recesses 136 of the emission element 84 and then caulked or broadly pressed with the emission element 84.
- the holding element 64 to a guide of the connection elements 22, 24, 26, 28, a ring member 146 which has four recesses 72.
- the ring element 146 has a disk-shaped design and is formed in one piece with the four retaining struts 130, so that an advantageous
- the ring element 146 has a central radius 148, which corresponds to half a distance from opposing connection elements 22, 24, 26, 28.
- the ring member 146 also allows for easy attachment, such as soldering, of the terminal members 22, 24, 26, 28 to another component, such as a circuit board (FIG. 8).
- the sheath 52 could be formed entirely of a conductive material, as shown in FIG. 9, an alternative embodiment of the LCR antenna device 14.
- the sheath 52 is completely formed of a metallic material and has a square cross section.
- the design of the antenna unit 16 corresponds to an embodiment in FIGS. 1 to 8.
- the antenna unit 16 may be provided with a specially shaped dielectric, such as a lens, for example, to change a radiation behavior, in particular an aperture angle.
- the antenna unit 16 may be provided with a dielectric for decreasing a frequency range at various locations.
- a bandwidth of the antenna unit 16 may be further increased or an input match of the antenna unit 16 may be attached by, for example, attaching resistors to the antenna unit 16 and / or applying a lossy coating, etc. so that unwanted currents and / or waves can be absorbed ,
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Aerials With Secondary Devices (AREA)
- Support Of Aerials (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102008041651A DE102008041651A1 (de) | 2008-08-28 | 2008-08-28 | Elektrogerät |
PCT/EP2009/060759 WO2010023152A1 (de) | 2008-08-28 | 2009-08-20 | Elektrogerät |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2319124A1 true EP2319124A1 (de) | 2011-05-11 |
EP2319124B1 EP2319124B1 (de) | 2019-07-31 |
Family
ID=41096303
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09782019.5A Active EP2319124B1 (de) | 2008-08-28 | 2009-08-20 | Elektrogerät |
Country Status (5)
Country | Link |
---|---|
US (1) | US9553372B2 (de) |
EP (1) | EP2319124B1 (de) |
CN (1) | CN102197536B (de) |
DE (1) | DE102008041651A1 (de) |
WO (1) | WO2010023152A1 (de) |
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DE102010063666A1 (de) * | 2010-12-21 | 2012-06-21 | Robert Bosch Gmbh | Handortungsvorrichtung |
DE102011088439A1 (de) | 2011-12-13 | 2013-06-13 | Robert Bosch Gmbh | Handwerkzeugvorrichtung mit zumindest einer Ortungsvorrichtung |
DE102011088438A1 (de) | 2011-12-13 | 2013-06-13 | Robert Bosch Gmbh | Handwerkzeugvorrichtung |
DE102011088435A1 (de) | 2011-12-13 | 2013-06-13 | Robert Bosch Gmbh | Handwerkzeugvorrichtung mit zumindest einer Ortungsantenne |
DE102012210009A1 (de) | 2012-06-14 | 2013-12-19 | Robert Bosch Gmbh | Handwerkzeugvorrichtung |
DE102012210777A1 (de) | 2012-06-25 | 2014-01-02 | Robert Bosch Gmbh | Handortungsgerät |
CN103825081B (zh) * | 2012-11-16 | 2017-09-22 | 西安红叶通讯科技有限公司 | 宽频带宽波束圆极化天线及圆极化的方法 |
CN108141698B (zh) * | 2015-12-28 | 2020-06-16 | 华为技术有限公司 | 一种楼层定位方法、设备及*** |
CN107121675B (zh) * | 2017-05-04 | 2020-12-29 | 成都零点科技有限公司 | 具有杂波抑制功能的远程位移测量装置、***及方法 |
ES2779973T3 (es) * | 2017-05-18 | 2020-08-21 | Premo Sa | Antena tri-axial de bajo perfil |
CN110429385A (zh) * | 2019-07-22 | 2019-11-08 | 深圳市易探科技有限公司 | 用于移动传感器的双极化微带天线及其信号收发方法 |
CN110768013A (zh) * | 2019-10-31 | 2020-02-07 | 维沃移动通信有限公司 | 一种天线单元及电子设备 |
CN110828987A (zh) * | 2019-10-31 | 2020-02-21 | 维沃移动通信有限公司 | 一种天线单元及电子设备 |
CN110828988B (zh) * | 2019-10-31 | 2023-04-11 | 维沃移动通信有限公司 | 一种天线单元及电子设备 |
CN110829021A (zh) * | 2019-10-31 | 2020-02-21 | 维沃移动通信有限公司 | 一种天线单元及电子设备 |
CN110911833A (zh) * | 2019-11-28 | 2020-03-24 | 维沃移动通信有限公司 | 一种天线单元和电子设备 |
CN110911815B (zh) * | 2019-11-29 | 2022-09-27 | 维沃移动通信有限公司 | 一种天线单元和电子设备 |
CN110931939B (zh) * | 2019-11-29 | 2021-10-26 | 维沃移动通信有限公司 | 一种毫米波天线单元及电子设备 |
CN110911816B (zh) * | 2019-11-29 | 2023-01-24 | 维沃移动通信有限公司 | 一种天线单元和电子设备 |
CN111029739B (zh) * | 2019-11-29 | 2022-10-11 | 维沃移动通信有限公司 | 一种天线单元和电子设备 |
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US6650302B2 (en) * | 2001-07-13 | 2003-11-18 | Aether Wire & Location | Ultra-wideband monopole large-current radiator |
DE102004007315A1 (de) * | 2004-02-14 | 2005-08-25 | Robert Bosch Gmbh | Nahbereichsradar mit Mehrfachsensorik zur Ortung von in einem Medium eingeschlossenen Objekten |
DE102004032175A1 (de) * | 2004-07-02 | 2006-01-19 | Robert Bosch Gmbh | Vorrichtung und Verfahren zum Senden/Empfangen elektromagnetischer HF-Signale |
EP1784894A1 (de) * | 2004-08-31 | 2007-05-16 | Fractus, S.A. | Schlanke mehrbandantennengruppe für zellulare basisstationen |
DE102005039152A1 (de) * | 2005-08-17 | 2007-02-22 | Robert Bosch Gmbh | Mechanische Trägereinrichtung sowie Messgerät mit einer mechanischen Trägereinrichtung |
DE102005052367A1 (de) * | 2005-10-31 | 2007-05-03 | Robert Bosch Gmbh | Messgerät und Verfahren zur Ortung von in einem Medium eingeschlossenen Objekten mittels elektromagnetischer HF-Signale |
JP2007142207A (ja) * | 2005-11-18 | 2007-06-07 | Matsushita Electric Ind Co Ltd | 固体撮像装置及びその製造方法 |
DE102005062874A1 (de) * | 2005-12-29 | 2007-07-05 | Robert Bosch Gmbh | Vorrichtung zum Senden und/oder Empfangen elektromagnetischer HF-Signale |
-
2008
- 2008-08-28 DE DE102008041651A patent/DE102008041651A1/de not_active Ceased
-
2009
- 2009-08-20 CN CN200980142782.XA patent/CN102197536B/zh active Active
- 2009-08-20 EP EP09782019.5A patent/EP2319124B1/de active Active
- 2009-08-20 WO PCT/EP2009/060759 patent/WO2010023152A1/de active Application Filing
- 2009-08-20 US US13/061,030 patent/US9553372B2/en active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2010023152A1 * |
Also Published As
Publication number | Publication date |
---|---|
EP2319124B1 (de) | 2019-07-31 |
DE102008041651A1 (de) | 2010-03-04 |
CN102197536B (zh) | 2017-04-19 |
US20110181483A1 (en) | 2011-07-28 |
WO2010023152A1 (de) | 2010-03-04 |
US9553372B2 (en) | 2017-01-24 |
CN102197536A (zh) | 2011-09-21 |
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