Cellmax Technologies Ab

Allgon Ab

Scania Cv Aktiebolag

Scania Cv Ab

Smartwise Sweden Ab

Stefan Jonsson

Dan Karlsson

Niclas J Yman

Björn Lindmark

Jonathan Clarke

Tord Liljevik

Michael Linden

John Pettersson

Sten-Erik Lestander

Ragnar Glav

Bo Karlsson

Mario Arias

Staffan Sj&ouml;str&ouml;m

Witold M Balawejder

Andreas Nordström

Bj&ouml;rn Lindmark

Jan-Erik Karlsson

Staffan Holmin

Johan Lundberg

Jonny Munter

Niclas Yman

Anders Olsson

Konstatin Douros

Samuel Karlsson

Anne-Lise Deraedt

An antenna feeding network for a multi-radiator antenna. The feeding network comprises at least one substantially air filled coaxial line, each comprising a central inner conductor, an elongated outer conductor surrounding the central inner conductor and an elongated rail element slidably movably arranged inside the outer conductor. The rail element is longitudinally movable in relation to at least the outer conductor.

Antenna feeding network

An antenna feeding network for a multi-radiator antenna, the antenna feeding network comprising at least two coaxial lines. Each coaxial line comprises a central inner conductor and an elongated outer conductor surrounding the central inner conductor. At least a first inner conductor and a second inner conductor of the at least two coaxial lines are indirectly interconnected.

Antenna feeding network comprising coaxial lines with inner conductors connected by snap-on fingers and a multi-radiator antenna formed therefrom

An antenna feeding network for a multi radiator antenna is provided. The antenna feeding network comprises at least one coaxial line. Each coaxial line comprises a central inner conductor and an elongated outer conductor surrounding the central inner conductor, wherein at least one of the outer conductors of the coaxial lines is provided with an opening, wherein the antenna feeding network further comprises at least one nonconductive holding element configured to be placed in the opening. The holding element is configured to hold at least one of the inner conductors in position. The invention further relates to a multi radiator antenna comprising such an antenna feeding network, and to a method for providing an electrical connection in such an antenna feeding network.

Antenna feeding network comprising at least one holding element

An antenna feeding network for a multi-radiator base station antenna and an antenna arrangement comprising such a feeding network is provided. The feeding network comprises substantially air filled feeding lines and a coaxial connector for an antenna feeder cable, the connector being connected to at least one of the coaxial lines. The substantially air filled feeding lines each have a central inner conductor and an elongated outer conductor surrounding the central inner conductor. The coaxial connector comprises a body having an attachment portion, the attachment portion being attached to, and arranged in abutment with, a portion of at least one outer conductor such that the body connects electrically and mechanically with the outer conductors of the feeding lines.

Antenna feeding network comprising a coaxial connector

An antenna arrangement comprising an antenna feeding network, an electrically conductive reflector and at least one radiating element arranged on said reflector is provided. The antenna feeding network comprises at least one substantially air filled coaxial line, each coaxial line comprising a central inner conductor and an elongated outer conductor at least partly surrounding the central inner conductor, wherein at least one radiating element and at least one coaxial line are configured to interconnect indirectly.

Antenna arrangement using indirect interconnection

An antenna feeding network for a multi-radiator base station antenna and an antenna arrangement comprising such a feeding network is provided. The feeding network comprises substantially air filled coaxial lines and a coaxial connector for an antenna feeder cable, the connector being connected to at least one of the coaxial lines. The substantially air filled coaxial lines each have a central inner conductor and an elongated outer conductor surrounding the central inner conductor. The coaxial connector comprises a body having an attachment portion, the attachment portion being attached to, and arranged in abutment with, a portion of at least one outer conductor such that the body connects electrically and mechanically with the outer conductors of the coaxial lines.

Antenna arrangement for a multi-radiator base station antenna, the antenna having a feeding network based on air filled coaxial lines (), wherein each coaxial line comprises an outer conductor () and an inner conductor (), wherein an adjustable differential phase shifter including a dielectric part () is arranged in the antenna and said dielectric part being movable longitudinally in relation to at least one coaxial line ().

Antenna arrangement

Antenna arrangement for a multi radiator base station antenna, the antenna having a feeding network based on air filled coaxial lines (), wherein the coaxial line being an integrated part of a back side of an antenna reflector (), and wherein the coaxial line comprises an outer conductor () and an inner conductor (). Two parallel columns of radiators () are placed on a front side of the antenna reflector (), the radiators () being fed from said feeding network.

Antenna arrangement for a multi radiator base station antenna

Antenna arrangement for a multi-radiator base station antenna, the antenna having a feeding network based on air filled coaxial lines (), wherein each coaxial line comprises an outer conductor () and an inner conductor (), wherein an adjustable differential phase shifter including a dielectric part () is arranged in the antenna and said dielectric part being movable longitudinally in relation to at least one coaxial line).

The invention generally relates to a connector () for receiving a cable end (), arranged for being attached to a circuit board. The connector is provided with a through hole () for receiving the cable end, at least one upper lip () and at least one lower lip () with a connector recess () therebetween for fitting onto an edge of a slit () in the circuit board. The connector is further provided with at least one snap holding element (), disposed adjacent to said connector recess (), so as to engage with a portion () of the circuit board, adja-cent to the edge of the slitin the circuit board.

Circuit board connector

A device for adjusting the beam direction of a beam radiated from a stationary array of antenna elements. The device includes a feed line structure configured as a star with at least four line segments extending from a central source connection terminal at the centre of the star, to the respective feed connection terminals. The dielectric body with two different body portions, having different effective dielectric values, is displaceable between two end positions in a central, region of the device.

Beam adjusting device

In an arrangement for a seat (,) in a vehicle, the seat is movable in a longitudinal direction along a plane (,) which slopes relative to the horizontal plane. The subframe of the seat (,) consists of devices (,) fastened respectively to the vehicle and to the seat, which devices consist of two substantially similar triangular supporting frames. Resetting between a predetermined driving position and a likewise predetermined resting position is made possible by a control device (,) which is fastened to the device (,) which is itself fastened to the vehicle, which control device cooperates with a locking device fastened to the seat so that during a relocating movement between forward and rear positions of the seat the locking device (,) becomes free from at least one locking position between the vehicle seat and the device (,) fastened to the vehicle.

Device for adjustment of a vehicle seat, and a base frame for a vehicle seat

A dual band antenna with dual antenna elements, each including a first and a second antenna element (,), for transmitting and/or receiving radio frequency radiation in a first, relatively low frequency band and a second, relatively high frequency band, respectively, and an electrically conductive, substantially planar reflector device (,). Each first antenna element (,) is located close to an associated one (,) of the second antenna elements on a front side of the reflector device so as to define first and second radiation beams. The reflector device, on each lateral side thereof, is provided with an edge portion formed as a groove (,), which is open towards the front side of the reflector device and which is dimensioned so as to widen the azimuth beam width of the second beam to an angular value being close to that of the first beam, whereby both beams will have substantially the same azimuth width.

Growing community of inventors

Sollentuna, Sweden

Stefan Jonsson