Patents by Inventor Andreas Vollmer
Andreas Vollmer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240055780Abstract: Dipole radiator comprising a first and second carrier and a signal feeding structure. The first and second carriers comprise a sup-port sections with a first and second end and a wing sections. The support sections of the first and second carriers each comprise an inner side which face each other and an opposite outer side. The signal feeding structure comprises a feed section, a connecting section and an end section. The feed section runs along the inner side of the support section goes into the connection section which goes into the end section. The end section runs along the out-er side of the support section of the second carrier.Type: ApplicationFiled: March 8, 2021Publication date: February 15, 2024Inventors: Andreas Vollmer, Dan Fleancu
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Publication number: 20230395998Abstract: A dual-polarized radiator arrangement (1) comprises four radiator segments (4a, 4b, 4c, 4d) and a reflector arrangement (2). The radiator segments (4a, 4b, 4c, 4d) are arranged such that they form a square arrangement. Each radiator segment (4a, 4b, 4c, 4d) comprises a minor radiating surface (5) having a first and a second end (5a, 5b) and a feeding assembly (9). Each radiator segment (4a, 4b, 4c, 4d) comprises a first and a second main radiating surface (8a, 8b) arranged in the area of the first end (5a) and the second end (5b) of the minor radiating surface (5) and miming in the direction of the reflector arrangement (2). The first and second main radiating surfaces (8a, 8b) protrude beyond the respective first and second ends (5a, 5b) of the minor radiating surface (5) in the longitudinal direction (6a) of the minor radiating surface (5).Type: ApplicationFiled: October 15, 2020Publication date: December 7, 2023Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Andreas VOLLMER, Dan FLEANCU
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Patent number: 11817631Abstract: An antenna arrangement comprises a dual-polarised turnstile antenna, which comprises a first and a second dipole antenna element, which are aligned perpendicular to one another. The first and second dipole antenna elements each comprises two dipole halves. The dipole halves of both dipole antenna elements comprise a dipole section and a coupling section, which are galvanically connected to each other and to a first end of a ground connection medium or a signal connection medium. The coupling sections each extend along the closest dipole section of the adjacent other first and/or second dipole antenna element, wherein a spacing gap is formed between a coupling side of the respective coupling section of the first and/or second dipole antenna element and the respective adjacent dipole section of the second and/or dipole antenna element.Type: GrantFiled: March 20, 2020Date of Patent: November 14, 2023Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Dan Fleancu, Andreas Vollmer, Wolfgang Heyde
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Publication number: 20220200168Abstract: An antenna arrangement comprises a dual-polarised turnstile antenna, which comprises a first and a second dipole antenna element, which are aligned perpendicular to one another. The first and second dipole antenna elements each comprises two dipole halves. The dipole halves of both dipole antenna elements comprise a dipole section and a coupling section, which are galvanically connected to each other and to a first end of a ground connection medium or a signal connection medium. The coupling sections each extend along the closest dipole section of the adjacent other first and/or second dipole antenna element, wherein a spacing gap is formed between a coupling side of the respective coupling section of the first and/or second dipole antenna element and the respective adjacent dipole section of the second and/or dipole antenna element.Type: ApplicationFiled: March 20, 2020Publication date: June 23, 2022Inventors: Dan Fleancu, Andreas Vollmer, Wolfgang Heyde
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Patent number: 11362437Abstract: The present disclosure relates to an antenna for mobile communication comprising a plurality of first radiators and at least one second radiator, which are disposed on a common reflector plane, the first radiators each including a reflector environment raised relative to the reflector plane, wherein the second radiator is disposed between a plurality of first radiators and is formed by parts of the respective reflector environment of the first radiators surrounding it.Type: GrantFiled: October 3, 2017Date of Patent: June 14, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Guenther Piegsa, Andreas Vollmer, Maximilian Goettl
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Patent number: 11289796Abstract: The present invention relates to a circuit board arrangement including a circuit board, whose metallization comprises at least one coplanar stripline for supplying signals to a radiator, in particular a mobile communication radiator. In this circuit board arrangement, the circuit board comprises a field converter, which is electrically connected to the coplanar stripline and which conducts a coaxial field through at least one layer of the circuit board and converts it into the coplanar stripline field of the coplanar stripline.Type: GrantFiled: June 6, 2017Date of Patent: March 29, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Andreas Vollmer, Dan Fleancu
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Patent number: 11276931Abstract: The invention relates to an antenna device having a printed circuit board and at least one antenna radiator which is arranged on the printed circuit board and can be excited by the printed circuit board or a coupling window arranged thereupon, which radiator is designed in such a manner that it comprises at least two polarisations, which are preferably orthogonal to each other, and at least two resonance frequency ranges which are continuous or different to one another and at an interval from one another, wherein the antenna radiator comprises: at least one first dielectric body mounted on the printed circuit board and designed as a resonator, having a first relative permittivity, at least one second dielectric body designed as, having a second relative permittivity, wherein the first relative permittivity is greater than the second relative permittivity and wherein the second dielectric body is formed in such a manner that it is arranged over the at least one first dielectric body in such a manner that it buType: GrantFiled: February 6, 2018Date of Patent: March 15, 2022Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Andreas Vollmer, Maximilian Göttl
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Dual-polarized crossed dipole and antenna arrangement having two such dual-polarized crossed dipoles
Patent number: 11217905Abstract: A dual-polarized crossed dipole (1) comprises a first and a second dipole antenna element (2, 3). Each dipole antenna element (2, 3) comprises two dipole halves (2a, 2b, 3a, 3b), each having an earth connector (4, 8), a signal connector (6, 10), a dipole earth wing (5, 9) and a dipole signal wing (7, 11). The signal connector (6) of the first dipole antenna element (2) runs parallel to the earth connector (4) of the first dipole antenna element (2), and the signal connector (10) of the second dipole antenna element (3) runs parallel to the earth connector (8) of the second dipole antenna element (3). The dipole signal wing (7) and the dipole earth wing (5) of the first dipole antenna element (2) run in opposite directions. The same applies to the dipole signal wing (11) and the dipole earth wing (9) of the second dipole antenna element (3). Each dipole half (2a, 2b, 3a, 3b) is of single-part design in each case.Type: GrantFiled: June 8, 2018Date of Patent: January 4, 2022Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Dan Fleancu, Andreas Vollmer -
Patent number: 11196178Abstract: Disclosed is a dual polarized horn radiator, in particular for a cellular radio base station, having a first polarization and a second polarization that are fed separately via a first hollow waveguide and a second hollow waveguide. In a first aspect one of the hollow waveguides runs in the direction of beam to its opening into the horn radiator and in so doing has a cross-section that extends in projection onto the aperture plane partially within and partially outside the aperture opening of the horn radiator. In a second aspect the two hollow waveguides run in the direction of beam to their openings into the horn radiator, with at least one of the hollow waveguides having a transformation section by which its polarization in the aperture plane is rotated with respect to the other hollow waveguide before it opens into the horn radiator.Type: GrantFiled: December 1, 2017Date of Patent: December 7, 2021Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Dan Fleancu, Andreas Vollmer
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Patent number: 11081800Abstract: The present disclosure relates to a dual-polarized antenna comprising a dipole radiator, a resonant cavity radiator and a reflector. The resonant cavity radiator is arranged below the reflector and radiates through a slot in the reflector, and the dipole radiator is arranged above the reflector, with a signal line and/or a carrier of the dipole radiator extending through the slot.Type: GrantFiled: February 3, 2017Date of Patent: August 3, 2021Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Andreas Vollmer, Maximilian Goettl, Dan Fleancu
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Patent number: 11024980Abstract: The invention relates to a dual-polarized antenna having four dipole elements which are each provided on an associated support element, wherein a slot extends in the volume of each dipole element and is prolonged from the dipole element into the associated support element.Type: GrantFiled: August 31, 2016Date of Patent: June 1, 2021Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Andreas Vollmer, Manfred Stolle
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Patent number: 10727571Abstract: The present invention relates to a cellular radio antenna, in particular for a cellular radio base station, having at least one dipole radiator and having a dielectric body that is arranged on the dipole radiator and characterized in that the height H of the dielectric body in the main radiation direction amounts to at least 30% of the maximum thickness D of the dielectric body in a cross-section perpendicular to the main radiation direction.Type: GrantFiled: February 28, 2017Date of Patent: July 28, 2020Assignee: KATHREIN SEInventors: Andreas Vollmer, Max Goettl
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Publication number: 20200227827Abstract: The invention relates to an antenna device having a printed circuit board and at least one antenna radiator which is arranged on the printed circuit board and can be excited by the printed circuit board or a coupling window arranged thereupon, which radiator is designed in such a manner that it comprises at least two polarisations, which are preferably orthogonal to each other, and at least two resonance frequency ranges which are continuous or different to one another and at an interval from one another, wherein the antenna radiator comprises: at least one first dielectric body mounted on the printed circuit board and designed as a resonator, having a first relative permittivity, at least one second dielectric body designed as, having a second relative permittivity, wherein the first relative permittivity is greater than the second relative permittivity and wherein the second dielectric body is formed in such a manner that it is arranged over the at least one first dielectric body in such a manner that it buType: ApplicationFiled: February 6, 2018Publication date: July 16, 2020Inventors: Andreas Vollmer, Maximilian Gottl
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DUAL-POLARISED CROSSED DIPOLE AND ANTENNA ARRANGEMENT HAVING TWO SUCH DUAL-POLARISED CROSSED DIPOLES
Publication number: 20200106195Abstract: A dual-polarized crossed dipole (1) comprises a first and a second dipole antenna element (2, 3). Each dipole antenna element (2, 3) comprises two dipole halves (2a, 2b, 3a, 3b), each having an earth connector (4, 8), a signal connector (6, 10), a dipole earth wing (5, 9) and a dipole signal wing (7, 11). The signal connector (6) of the first dipole antenna element (2) runs parallel to the earth connector (4) of the first dipole antenna element (2), and the signal connector (10) of the second dipole antenna element (3) runs parallel to the earth connector (8) of the second dipole antenna element (3). The dipole signal wing (7) and the dipole earth wing (5) of the first dipole antenna element (2) run in opposite directions. The same applies to the dipole signal wing (11) and the dipole earth wing (9) of the second dipole antenna element (3). Each dipole half (2a, 2b, 3a, 3b) is of single-part design in each case.Type: ApplicationFiled: June 28, 2018Publication date: April 2, 2020Inventors: Dan FLEANCU, Andreas VOLLMER -
Publication number: 20200006863Abstract: Disclosed is a dual polarized horn radiator, in particular for a cellular radio base station, having a first polarization and a second polarization that are fed separately via a first hollow waveguide and a second hollow waveguide. In a first aspect one of the hollow waveguides runs in the direction of beam to its opening into the horn radiator and in so doing has a cross-section that extends in projection onto the aperture plane partially within and partially outside the aperture opening of the horn radiator. In a second aspect the two hollow waveguides run in the direction of beam to their openings into the horn radiator, with at least one of the hollow waveguides having a transformation section by which its polarization in the aperture plane is rotated with respect to the other hollow waveguide before it opens into the horn radiator.Type: ApplicationFiled: December 1, 2017Publication date: January 2, 2020Inventors: Dan FLEANCU, Andreas VOLLMER
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Publication number: 20190221918Abstract: The present invention relates to a circuit board arrangement including a circuit board, whose metallization comprises at least one coplanar stripline for supplying signals to a radiator, in particular a mobile communication radiator. In this circuit board arrangement, the circuit board comprises a field converter, which is electrically connected to the coplanar stripline and which conducts a coaxial field through at least one layer of the circuit board and converts it into the coplanar stripline field of the coplanar stripline.Type: ApplicationFiled: June 6, 2017Publication date: July 18, 2019Inventors: Andreas VOLLMER, Dan FLEANCU
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Patent number: 10305185Abstract: An antenna device comprises a PCB support divided into at least first, second, third and fourth subsections, a plurality of receiver means including at least first receiver means for receiving telecommunications signals at least a first receiver frequency band and a second receiver frequency band, a second receiver means for receiving telecommunications signals with in a third receiver frequency band and a fourth receiver frequency band, and third receiver means for receiving telecommunications signals in a fifth receiver frequency band, a plurality of transmitter means including at least first transmitter means for transmitting telecommunications signals in at least a first transmitter frequency band and a second transmitter frequency band, second transmitter means for transmitting telecommunications signals in a third transmitter frequency band and a fourth transmitter band, and at least a third transmitter means for transmitting telecommunications signals in a fifth transmitter frequency band.Type: GrantFiled: July 24, 2015Date of Patent: May 28, 2019Assignee: KATHREIN SEInventors: Roland Gabriel, Andreas Vollmer
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Publication number: 20190044243Abstract: The present disclosure relates to a dual-polarized antenna comprising a dipole radiator, a resonant cavity radiator and a reflector. The resonant cavity radiator is arranged below the reflector and radiates through a slot in the reflector, and the dipole radiator is arranged above the reflector, with a signal line and/or a carrier of the dipole radiator extending through the slot.Type: ApplicationFiled: February 3, 2017Publication date: February 7, 2019Inventors: Andreas VOLLMER, Maximilian GOETTL, Dan FLAENCU
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Publication number: 20180337462Abstract: The invention relates to a dual-polarized antenna having four dipole elements which are each provided on an associated support element, wherein a slot extends in the volume of each dipole element and is prolonged from the dipole element into the associated support element.Type: ApplicationFiled: August 31, 2016Publication date: November 22, 2018Inventors: Andreas VOLLMER, Manfred STOLLE
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Publication number: 20180145400Abstract: An antenna for a mobile telecommunication base station has a plurality of radiating elements and at least two transmission paths or at least two receiving paths, which have different polarizations and are linked with two of the radiating elements and physically distanced from each other. The radiating elements are dielectric radiating elements. The individual radiating element interval between the radiating elements is less than 0.6?, wherein ? is the wavelength of the center frequency of the lowest resonance frequency range of the radiating elements.Type: ApplicationFiled: April 27, 2016Publication date: May 24, 2018Inventors: Roland GABRIEL, Andreas VOLLMER