| Patent application number | Description | Published |
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| 20100328977 | METHOD FOR CONTROLLING A VOLTAGE SOURCE CONVERTER AND A VOLTAGE CONVERTING APPARATUS - In a method for controlling a Voltage Source Converter having at least one phase leg comprising a series connection of switching elements, in which each said element has at least two semiconductor devices of turn-off type, at least two free-wheeling diodes connected in parallel therewith and at least one energy storing capacitor, each said switching element is controlled according to a Pulse Width Modulation pattern so that each switching element is switched to change between applying a zero voltage and the voltage across its capacitor across its terminals each time a saw tooth voltage wave for that switching element crosses a reference alternating voltage belonging to that switching element. | 12-30-2010 |
| 20110038193 | VOLTAGE SOURCE CONVERTER - A Voltage Source Converter having at least one phase leg connected to opposite poles of a direct voltage side of the converter and comprising a series connection of switching elements including at least one energy storing capacitor and configured to obtain two switching states, namely a first switching state and a second switching state, in which the voltage across said at least one energy storing capacitor and a zero voltage, respectively, is applied across the terminals of the switching element, has semiconductor chips of said switching elements arranged in stacks comprising each at least two semiconductor chips. The converter comprises an arrangement configured to apply a pressure to opposite ends of each stack. | 02-17-2011 |
| 20110080679 | PROTECTING APPARATUS - An apparatus for protecting equipment connected to a high voltage direct current line comprises a current valve having at least one semiconductor device and a rectifying member connected in anti-parallel therewith. A surge arrester is configured to connect said current valve to said line, and a control unit is configured to control the current valve to conduct for draining current from the line to ground. | 04-07-2011 |
| 20110080758 | PLANT FOR TRANSMITTING ELECTRIC POWER - A plant for transmitting electric power comprises a direct voltage network for High Voltage Direct Current and at least one alternating voltage network connected thereto through a station. The station comprises at least one Voltage Source Converter adapted to convert direct voltage into alternating voltage and conversely. In the direct voltage network at least one parallel connection of at least one semiconductor device of turn-off type and a resistor is connected in series with a direct voltage line of the direct voltage network. | 04-07-2011 |
| 20110096575 | PLANT FOR TRANSMITTING ELECTRIC POWER - A plant for transmitting electric power through HVDC comprises two converter stations interconnected by a bipolar direct voltage network and each connected to an alternating voltage network. Each converter station has a Voltage Source Converter with switching cells each including at least one energy storing capacitor. The Voltage Source Converters are configured to utilize a direct voltage having a higher magnitude for a first of the poles than for a second thereof with respect to ground. | 04-28-2011 |
| 20110103116 | PLANT FOR TRANSMITTING ELECTRIC POWER - A plant for transmitting electric power comprising a direct voltage network ( | 05-05-2011 |
| 20110222323 | POWER CONVERTER WITH DISTRIBUTED CELL CONTROL - A device for converting a DC voltage into an AC voltage and vice versa comprises a control system to control the voltage conversion and at least one phase leg ( | 09-15-2011 |
| 20110233608 | CONNECTION ARRANGEMENT FOR SEMICONDUCTOR POWER MODULES - A semiconductor power module includes at least two sub modules. The sub modules include at least one respective transistor having a collector, an emitter, and a gate. The module includes a connection arrangement having a collector terminal unit for connecting the collectors of the at least two sub modules collectively to external circuit components, at least two emitter terminal units for connecting the respective emitters of the at least two sub modules individually to external circuit components, and at least two gate terminal units for connecting the respective gates of the at least two sub modules individually to external circuit components. | 09-29-2011 |
| 20110260545 | VOLTAGE IN A VOLTAGE SOURCE CONVERTER, A VOLTAGE SOURCE CONVERTER AND A METHOD FOR CONTROL THEREOF - A VSC converter includes in each valve one first semiconductor device of turn-off type with a voltage blocking capacity rating of a first, high level and connected in parallel therewith a series connection of a plurality of second semiconductor devices of turn-off type with a voltage blocking capacity rating of a second, lower level. A control arrangement of the converter is configured to switch a said valve into a conducting state starting from a forward biased blocking state of the valve by controlling the second semiconductor devices to be turned on and then the first semiconductor devices to be turned on with a delay, and at the end of the conducting state to turn off the first semiconductor device in advance of turning the second semiconductor devices off. | 10-27-2011 |
| 20110267852 | FAULT PROTECTION IN VOLTAGE SOURCE CONVERTERS WITH REDUNDANT SWITCHING CELLS VIA MECHANICAL SWITCHES BEING CLOSED PYROTECHNICALLY - A Voltage Source Converter has a series connection of switching assemblies, in which each switching assembly has an electrically conducting plate member carrying a plurality of semiconductor chips each having at least a semiconductor device of turn-off and a free-wheeling diode connected in parallel therewith. Said chips are connected in parallel with each other by each being connected by at least one individual conductor member to a said plate member of an adjacent switching assembly of said series connection. Each switching assembly has a mechanical switch configured to be open under normal operation of the switching assembly and configured to enable connection of said plate member of the switching assembly to the plate member of an adjacent switching assembly for bypassing said semiconductor chips of the switching assembly to which the mechanical switch belongs in the case of occurrence of a short circuit current through a semiconductor chip of the switching assembly. | 11-03-2011 |
| 20110278041 | DC Cable For High Voltages - A DC cable for high voltages having at least an inner conductor surrounded by an insulating layer configured to take the voltage to be taken between the conductor and the surroundings of the cable. The insulating layer is formed by a plurality of superimposed film-like layers of insulating material each having isolated areas of metal on top thereof. The metal areas of consecutive such film-like layers are at least partially overlapping each other as seen in the radial direction of the cable so as to create a large number of small capacitors in said insulating layer of the cable. | 11-17-2011 |
| 20110310641 | METHOD OF UPGRADING A PLANT FOR TRANSMITTING ELECTRIC POWER AND SUCH A PLANT - A plant for transmitting electric power through HVDC includes two converter stations interconnected by a monopolar direct voltage network and each having an alternating voltage side for feeding electric power from one of said alternating voltage sides to the other. Each station has a line commutated converter. The plant is upgraded by making the direct voltage network bipolar, providing each station with a Voltage Source Converter and providing two switches for both line commutated converters or both Voltage Source Converters and a device configured to control said four switches. | 12-22-2011 |
| 20120067684 | System Adapted for One or More Vehicles, Which May be Driven Forward Electrically - The present invention has its application to a system for driving an electric and by one or more batteries powered vehicle along a roadway, comprising “a” one or more vehicles, which may be driven by an individual electric motor or motors and where in the respective vehicles exhibit a power-controlling control circuit for creating the necessary power and/or speed control and wherein required power i.a. can be provided primarily by a chargeable can be provided primarily by a chargeable battery set associated with the vehicle and “b” a plurality of road sections road portions divisible for the roadway, each being allotted one or more vehicle external electric stations for charging the battery set thereby and/or for supplying necessary power and energy for driving the vehicle. The underneath side of the mentioned vehicle is provided with a contact means displaceably positioned up and down and sideways, counted in the direction of transportation. Said roadway and its road sections or portions exhibits an elongated track or groove, each road section is supporting two rails in the groove and disposed under the driving path of the road section or portion. The rails being supplied with current and voltage. Said contact means is coordinated with a control equipment for creating simple adaptation of the contact means for registering the contact means for mechanical and electrical contact against said two rails. | 03-22-2012 |
| 20130020162 | System Adapted For One or More Electrically Propellable Vehicles (Arm-Shaped Contact Means) - Contact means ( | 01-24-2013 |
| 20130020163 | Overload Restriction in System for Electrical Vehicles - This invention comprises an arrangement for overload restriction, adapted to cooperate with a system (“S) for an electric and by one or more batteries or “a” battery set driven vehicle ( | 01-24-2013 |
| 20130020164 | System Adapted For One or More Electrically Propellable Vehicles ( Rail Structure) - This invention concerns a rail structure ( | 01-24-2013 |
| 20130020165 | System Adapted For One or More Electrically Propellable Vehicles (Arrangement For Metal Detection) - This invention comprises an arrangement for metal detection and said arrangement is related to a system (“S”) adapted for driving a vehicle ( | 01-24-2013 |
| 20130020866 | System Adapted For One or More Electrically Propellable Vehicles (Detector Arrangement) - This invention comprises a detector arrangement, said arrangement is related to a system (“S”), adapted for driving a vehicle ( | 01-24-2013 |
| 20130025168 | System Adapted For One or More Electrically Propellable Vehicles (A Snow Plough Arrangement) - The present invention comprises a snow plough arrangement ( | 01-31-2013 |
| 20130025989 | System Adapted For One or More Electrically Propellable Vehicles (Contact Means) - The present invention has its application to a vehicle-related arm-shaped contact means (( | 01-31-2013 |
| 20130025990 | System Adapted For One or More Electrically Propellable Vehicles (Letting Water Pass By Electrical Conductors) - This invention comprises an arrangement, adapted to letting water, rain water, melted ice and snow water or the like, to pass by electrical conductors ( | 01-31-2013 |
| 20130025991 | System Adapted For One or More Electrically Propellable Vehicles (Cleansing Means) - The present invention comprises a cleaning and/or cleansing means ( | 01-31-2013 |
| 20130025992 | System Adapted For One or More Electrically Propellable Vehicles (Battery Charging Arrangement) - This invention comprises a vehicle-related system (S) adapted for driving an electrically and by one or more batteries driven vehicle ( | 01-31-2013 |
| 20130038975 | HIGH VOLTAGE DC BREAKER APPARATUS - A high voltage DC breaker apparatus configured to break a fault current occurring in a high voltage DC conductor includes a current limiting arrangement having at least one section with at least one semiconductor device of turn-off type and at least one arrester connected in parallel therewith, and a mechanical DC breaker connected in series with the current limiting arrangement and including a mechanical switch. The mechanical DC breaker is configured to enable breaking of a fault current in said DC conductor once said semiconductor devices of said arrangement have been turned off. | 02-14-2013 |
| 20130050888 | HIGH VOLTAGE DC SWITCHYARD WITH SEMICONDUCTOR SWITCHES - A high voltage DC switchyard comprises at least one busbar, at lest two DC lines connected to said at least one busbar through DC breakers comprising a section of at least one semiconductor device of turn-off type and rectifying member in anti-parallel therewith. At least one said DC line is connected to at least one said busbar through a unidirectional said DC breaker, i.e. a DC breaker that may only block current therethrough in one direction. | 02-28-2013 |
| Patent application number | Description | Published |
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| 20090156235 | WIRELESS COMMUNICATIONS DEVICE WITH IMPROVED ANTENNA ADAPTIVITY - The invention discloses a wireless telecommunications device intended to communicate with an access point, such as a base station, in a wireless telecommunications system. The device comprises at least a first radio chain and at least a first and a second antenna, which antennas each have a certain radiation pattern, and which are used for receiving and transmitting information to and from the base station. The device includes a motion sensor for giving information on the spatial orientation of the device, and the device additionally includes means for utilizing said orientation information in order to control the total radiation pattern in the device's communication with the base station by controlling the phase and/or amplitude of signals associated with said first and second antennas. | 06-18-2009 |
| 20090197544 | DEVICE FOR IMPROVED ISOLATION CHARACTERISTICS IN A TELECOMMUNICATIONS SYSTEM - The invention discloses an apparatus in a wireless telecommunications system, comprising at least a first antenna of a first polarization and a second antenna of a second polarization. The apparatus additionally comprises a receiver and a transmitter, and is intended for communication with at least one other device in the wireless telecommunications system. The apparatus is equipped with means for estimating the polarization state of a signal which is received from the one other device, and the apparatus additionally comprises means for adapting the polarization state of signals transmitted from the apparatus to the one other device on the basis of said estimate of the received signal. | 08-06-2009 |
| 20100046382 | METHOD AND APPARATUS FOR IMPROVED SINGLE CELL ADAPTION DUE TO CHANGE IN ENVIRONMENT - A communication method for use in a wireless communications network is proposed, said method comprising the steps of—monitoring at least one property representative of the channel variability in time and/or frequency, for each of at least two channels in the cell, used to communicate with said at least two user terminals;—using the result of the monitoring to control, by a control node in the network or in one of the user terminals, the communication in the cell. The control of the communication may include artificially inducing time selectivity and/or frequency selectivity or selecting an operating mode for the cell. | 02-25-2010 |
| 20100190456 | Adaptive Antenna Transmission and Antenna Calibration - The present invention relates to a method for adapting transmission parameters in a transmitter T | 07-29-2010 |
| 20110065390 | POLARIZATION CO-ORDINATION - The present invention relates to a group (G | 03-17-2011 |
| 20110150118 | ANTENNA ARRANGEMENT FOR INTERFERENCE REDUCTION AND MIMO COMMUNICATION - The present invention relates to an antenna arrangement for use in a wireless communication system, where the arrangement comprises at least two single-polarized antenna functions. Each antenna function is adapted for radiating an antenna radiation lobe pattern having a horizontal extension in an azimuth plane, and a vertical extension in an elevation plane, perpendicular to the azimuth plane. The antenna functions both have a first polarization in a first direction. In a second direction separated from the first direction, the second antenna function has a second polarization and the first antenna function has a third polarization, the second polarization and the third polarization being orthogonal to each other. | 06-23-2011 |
| 20110169713 | Arrangement For Improved Isolation Between Adjacent Cell Areas - The present invention relates to a node in a wireless communication system, the node having a central point and comprising at least two antenna functions. Each antenna function is arranged to cover a corresponding sector area, the sector areas being positioned around the central point successively such that each sector area is adjacent to at least one other sector area separated by corresponding borders. The polarization of at least one of said antenna functions is variable between the borders of the corresponding sector area such that for each border, the polarizations of the antenna functions at each side of the border are essentially orthogonal at the border. The present invention also relates to a corresponding wireless communication system and corresponding antenna functions. | 07-14-2011 |
| 20110230143 | Method and Device in Over-the-Air Test Environment - The present invention relates to a device and method for simulating a radio channel with a defined characteristic between at least one antenna port ( | 09-22-2011 |
| 20110263215 | Method and Device in Over-the-Air Test Environment - The present invention relates to a device and method for simulating a radio channel with a defined characteristic between at least one antenna port ( | 10-27-2011 |
| 20120046039 | METHODS AND ARRANGEMENTS IN A WIRELESS COMMUNICATION SYSTEM - The present invention relates to methods and arrangements in a wireless communication system that enable the allocation of resources to UEs based on measurements of their antenna polarization, in order to suppress the interference between different UEs at a very low overhead cost. This is achieved by a solution where the scheduling unit retrieves information about the polarization of the UE antenna configurations, and based on this information allocates radio resources to the different UEs, with the aim to minimize the interference. The scheduling unit may retrieve the information from the RBSs or from the UEs. The RBS and the UE will determine the polarization and transmit information regarding this polarization to the scheduling unit. The scheduling unit coordinates the allocation of resources with other scheduling units if necessary. | 02-23-2012 |
| 20120140801 | Antenna Device - The invention relates to the technical field of radio communications, and in particular to an antenna device for a radio base station, and a method for precoding data in a Multiple-Input Multiple-Output (MIMO) system. Embodiments of the invention disclose a secondary precoder | 06-07-2012 |
| 20120201319 | METHOD AND ARRANGEMENT FOR POLARIZATION CONTROL IN A COMMUNICATION SYSTEM - Controlling the polarization state of signals to be transmitted from a MIMO capable radio base station node to a plurality of user equipment, which radio base station node comprises a precoder unit connecting a first and a second virtual antenna port to a respective first and second transmit antenna port, by the steps of controlling (S | 08-09-2012 |
| 20120225625 | Method and Arrangement for Tuning Polarizations for Orthogonally Polarized Antennas - The present invention relates to a method and a transceiver device in a wireless communication system that enable tuning of the polarization generated by a cross-polarized transmitting antenna configuration of an eNB. This is addressed by a solution where the polarization is adjusted ( | 09-06-2012 |
| 20120252369 | METHOD AND ARRANGEMENT FOR COORDINATING POLARIZATIONS IN A WIRELESS COMMUNICATION SYSTEM - An object of the present invention is to enable coordination of VP/HP polarizations generated by cross-polarized, i.e. orthogonally polarized antenna configurations, of one radio device with another radio device. The object is achieved by a method in a first eNB ( | 10-04-2012 |
| 20120300661 | Adaptive CQI Sub Band - The present solution relates to a method in a first communication node ( | 11-29-2012 |
| 20120306711 | Antenna Arrangement - An antenna ( | 12-06-2012 |
| 20120314798 | Closed Loop Precoding Weight Estimation - Embodiments herein relate to a method in a first communication node ( | 12-13-2012 |
| 20130102243 | Node in a Wireless Communication Network Arranged to Communicate With at Least One Serving Node - The present invention relates to a first node in a wireless communication network. The first node is arranged to communicate with at least one serving node and comprises a served antenna arrangement that is adapted to communicate with said serving node by means of at least one electrically adjustable antenna radiation lobe. The first node is arranged to evaluate communication properties for said serving node Furthermore, the first node is arranged to include antenna gain of the served antenna arrangement when performing said evaluation. | 04-25-2013 |
| 20130102312 | Handover For an Intermediate Node in a Wireless Communication Network - The disclosure relates to an intermediate node arranged to relay information between a donor node and at least one served node, and comprises a served antenna arrangement that communicates by means of at least a first and second electrically steerable antenna radiation lobe. During a first mode of operation, all antenna radiation lobes are directed towards a first donor node. During a second mode of operation, the antenna radiation lobes are directed such that the intermediate node is in contact with both the first donor node and the second donor node. During a third mode of operation, all antenna radiation lobes are directed towards the second donor node. A first polarization is associated with each lobe directed towards the second donor node during the second mode of operation and a second polarization is associated with each lobe directed towards the first donor node during the second mode of operation. | 04-25-2013 |
| 20130162500 | MIMO COVERAGE OVER BI-DIRECTIONAL LEAKY CABLES - The invention relates to a wireless communications system for communicating with user equipment located inside a physical structure. The system comprise a node having at least two antenna ports and being adapted for wireless communication with the user equipment, and at least one leaky cable having two ends wherein each end of the at least one leaky cable is connected to one of the antenna ports of the node. The at least one leaky cable is provided at least partially inside the physical structure and being adapted for wireless communication over a radio channel with the user equipment. | 06-27-2013 |
| 20130170572 | Mobility-Resilient Multi-Antenna Communications - The antenna weight selection solution disclosed herein selects antenna weights for a multiple antenna communication system that transmits uplink or downlink data using multiple radiation patterns based on channel variability metrics determined for two or more sets of candidate antenna weights. In so doing the antenna weight selection solution disclosed herein reduces the channel variability associated with data transmissions, and therefore reduces the amount of feedback and/or the feedback rates required for the multiple antenna communication system. | 07-04-2013 |
| 20130182794 | ANTENNA DEVICE AND METHOD IN A MIMO SYSTEM - The invention relates to the technical field of radio communications, and in particular to an antenna device for a radio base station, and a method of operating an antenna device in a Multiple-Input Multiple-Output system. Embodiments of the invention disclose a secondary precoder ( | 07-18-2013 |
| 20130202058 | Antenna Device and Method for Precoding Data in a Multiple-Input Multiple-Output System - An antenna device and method for precoding data in a MIMO system. The antenna device comprises a plurality of physical antennas in a distributed antenna system and a MIMO precoder. The MIMO precoder has a plurality of inputs for a plurality of data streams and a plurality of outputs for the plurality of data streams. A second precoder is disposed in series with the MIMO precoder. The second precoder maps a data stream to an output associated with a physical antenna port associated with at least one of the plurality of physical antennas. | 08-08-2013 |
| 20130257669 | ANTENNA ARRANGEMENT - An antenna arrangement comprising at least a first and a second elongated structure, e.g., a coaxial cable, for guiding an electromagnetic wave is provided. Each of said structures comprises a plurality of radiation elements. The structures are positioned alongside each other in their longitudinal direction of extension forming a bundle. The elongated structures are arranged within the bundle such that the radial positions of said structures are alternated in the longitudinal direction of extension. | 10-03-2013 |
| 20130324126 | Handover For an Intermediate Node in a Wireless Communication Network - The present invention relates to an intermediate node which is arranged to relay information between a donor node and at least one served node, and comprises a served antenna arrangement that communicates by means of at least a first and second electrically steerable antenna radiation lobe. During a first mode of operation, all antenna radiation lobes are directed towards a first donor node. During a second mode of operation, the antenna radiation lobes are directed such that the intermediate node is in contact with both the first donor node and the second donor node. During a third mode of operation, all antenna radiation lobes are directed towards the second donor node. A first polarization is associated with each lobe directed towards the second donor node during the second mode of operation and a second polarization is associated with each lobe directed towards the first donor node during the second mode of operation. | 12-05-2013 |
| 20130335283 | Slotted Wave Guide Antenna With Angled Subsection - An antenna arrangement | 12-19-2013 |
| 20140169415 | PRECODER WEIGHT SELECTION FOR MIMO COMMUNICATIONS WHEN MULTIPLICATIVE NOISE LIMITED - The method and apparatus disclosed herein improve throughput conditions limited by multiplicative noise by determining precoder weights for each data stream communicated between a MIMO transmitter node and a MIMO receiver node. The precoder weights are determined based on information derived from non-precoded reference symbols to decrease the energy allocated to the dominant signal path relative to the energy allocated to the non-dominant signal paths. | 06-19-2014 |
| 20140169430 | ANTENNA RECONFIGURATION FOR MIMO COMMUNICATIONS WHEN MULTIPLICATIVE NOISE LIMITED - The MIMO method and apparatus disclosed herein improve throughput conditions limited by multiplicative noise by reducing the gain of the data streams associated with one or more dominant signal paths between MIMO communication nodes. As used herein, multiplicative noise refers to any noise dependent on or proportional to a signal strength at a transmitting node and/or a receiving node of a wireless communication network. An additional method and apparatus are included for determining that multiplicative noise limits the throughput conditions. | 06-19-2014 |
| 20140169490 | TRANSMISSION POWER DISTRIBUTION FOR MIMO COMMUNICATIONS WHEN MULTIPLICATIVE NOISE LIMITED - Throughput conditions limited by multiplicative noise may be improved by distributing a transmission power across MIMO data streams communicated between MIMO communication nodes. In particular, the transmission power is distributed based on knowledge at the transmitter of the MIMO channel to decrease the transmission power allocated to one or more of the data streams associated with a dominant signal path relative to the transmission power allocated to one or more data streams associated with a weaker signal path to increase at least one of a quality and a throughput condition of the MIMO channel. | 06-19-2014 |
| 20140170966 | OUTDOOR-INDOOR MIMO COMMUNICATION SYSTEM USING MULTIPLE REPEATERS AND LEAKY CABLES - The invention relates to a wireless outdoor-indoor multiple-input multiple-output (MIMO) communications system for communicating with user equipment located inside a physical structure such as a building. The MIMO communication system is comprised of a node having at least two node antennas, wherein the node is configured for line of sight (LOS) wireless MIMO communication with at least two outdoor-indoor repeaters, and of at least two outdoor-indoor repeaters adapted for LOS wireless MIMO communication with the node. The repeaters have at least one repeater antenna each, provided outside the physical structure, for LOS MIMO communication with the node and at least one leaky cable each, provided inside the physical structure, for indoor MIMO communication with the user equipment located inside the physical structure. The repeaters are provided outside on the same physical structure and spaced well-apart, and each leaky cable of each repeater is provided such that they provide the same indoor coverage of the same interior space in the physical structure. | 06-19-2014 |
| 20140206280 | Enhanced Rank For Outdoor to Indoor Coverage - The invention relates to a wireless outdoor-indoor multiple-input multiple-output (MIMO) communications system for communicating with user equipment located inside a physical structure such as a building. The MIMO communication system is comprised of a node having at least two node antennas, wherein the node is configured for line of sight (LOS) wireless MIMO communication with at least two outdoor-indoor repeaters, and of at least two outdoor-indoor repeaters adapted for LOS wireless MIMO communication with the node. The repeaters have at least one repeater antenna each, provided outside the physical structure, for LOS MIMO communication with the node and at least two DASs each, provided inside the physical structure, for indoor MIMO communication with the user equipment located inside the physical structure. The repeaters are provided outside on the same physical structure and spaced well-apart, and each DAS of each repeater is provided such that they provide the same indoor coverage of the same interior space in the physical structure. | 07-24-2014 |
| 20140357277 | METHOD AND NODE FOR INCREASING RADIO CAPACITY IN ISOLATED AREA - Some embodiments of the present invention relate to a method in a radio network node of a communications system, for controlling a user equipment's transmission in cells of a first frequency band. The cells of the first frequency band are intended only for user equipment in an isolated area. The method comprises receiving a measurement report from the user equipment comprising a list of measured cells. The list of measured cells comprises cells of the first frequency band, and cells of a second frequency band providing coverage both in the isolated area and in an area outside the isolated area. The method also comprises allowing the user equipment to transmit in one of the cells of the first frequency band, if all cells in the list of measured cells provide coverage only in the isolated area. | 12-04-2014 |
| 20150091673 | LEAKY FEEDER ARRANGEMENT - A leaky co-axial cable arrangement, including a co-axial cable, a plurality of radiation slots arranged on the co-axial cable and an activation arrangement configured for affecting predetermined regions on the cable to selectively activate or deactivate at least one of the plurality of radiation slots to provide the leaky co-axial cable arrangement. | 04-02-2015 |
| 20150372747 | RELAY DEVICE AND ASSOCIATED VEHICLE AND METHOD - It is presented a relay device arranged to act as a relay to provide relayed access for at least one wireless device within a vehicle to a cellular radio communication network. The relay device comprises: a relay node device comprising a vehicle antenna for communicating with the at least one wireless device; a first directional antenna directed in a first direction, the first directional antenna being connected to the relay node device; and a second antenna which is not directed in the first direction, the second antenna being connected to the relay node device. The first directional antenna and second antenna are arranged to communicate with fixed radio base stations of the cellular radio communication network; and the first direction is essentially parallel to a direction of travel of the vehicle. A corresponding vehicle and method are also presented. | 12-24-2015 |
