Patents by Inventor Erik Eriksson

Erik Eriksson 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).

  • Process for the Polymerization of Olefins in Solution Comprising Deactivating the Polymerization Catalyst by Heat
    Publication number: 20220380498
    Abstract: The present invention relates to a polymerization process, comprising: a) supplying a feed containing ethylene and at least one alpha-olefin having 3 to 12 carbon atoms in a hydrocarbon solvent to a polymerization reactor, b) contacting the feed of step a) in the reactor with a catalyst to form a reaction mixture containing an ethylene-alpha-olefin co-polymer, c) withdrawing the reaction mixture from the polymerization reactor as a reactor outlet stream which comprises the ethylene-alpha-olefin co-polymer, unreacted monomer and comonomer, catalyst, and hydrocarbon solvent, d) heating the reactor outlet stream to a temperature which is at least 5° C. higher than the temperature of the reaction mixture at the outlet of the reactor for a time period of between 1 and 250 seconds in order to de-activate the polymerization catalyst, and e) separating hydrocarbon solvent, monomer and comonomer from the reactor outlet stream and recycling it back to the polymerization reactor without further purification steps.
    Type: Application
    Filed: December 7, 2020
    Publication date: December 1, 2022
    Inventors: Mohammad Al-haj Ali, Michiel Bergstra, Erik Eriksson, Sameer Vijay, Christof Wumitsch, Samuli Zitting, Henry Sleijster, Noureddine Ajellal
  • Method of recovering olefins in a solution polymerisation process
    Patent number: 11512157
    Abstract: The present invention relates to a process for removing hydrocarbons comprising the steps of: (A) passing a stream of a solution into a separator wherein a liquid phase comprising polymer and a vapour phase coexist; (B) withdrawing a vapour stream and a concentrated solution stream from the separator; (C) passing at least a part of the vapour stream into a first fractionator; (D) withdrawing a first overhead stream and a first bottom stream from the first fractionator; (E) passing the first overhead stream to a second fractionator; (F) withdrawing a second overhead stream and a second bottom stream from the second fractionator; (G) passing the second overhead stream to a third fractionator; (H) withdrawing a third overhead stream and a third bottom stream from the third fractionator; characterised in that at least a part of the third bottom stream is withdrawn as a purge stream.
    Type: Grant
    Filed: November 22, 2018
    Date of Patent: November 29, 2022
    Assignee: BOREALIS AG
    Inventors: Mohammad Al-Haj Ali, Erik Eriksson, Guhan Mathivanan, Jukka Räsänen, Henry Sleijster, Sameer Vijay, Samuli Zitting
  • Data Signaling for High Frequency Networks
    Publication number: 20220361242
    Abstract: There is disclosed method of operating a receiving radio node (10, 100) in a wireless communication network, the method comprising receiving data signaling based on a data signaling indication, the data signaling indication indicating data signaling of an unspecified duration. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: June 30, 2022
    Publication date: November 10, 2022
    Inventors: Robert BALDEMAIR, Erik ERIKSSON, Ajit NIMBALKER, Stefan PARKVALL, John SKÖRDEMAN
  • Composition and process
    Patent number: 11427670
    Abstract: A polymer composition and a process for the production of this composition comprising a base resin is disclosed herein. The base resin includes a very high molecular weight component, a low molecular weight component, and a high molecular weight component having a weight average molecular weight higher than the weight average molecular weight of the low molecular weight component but lower than the weight average molecular weight of the very high molecular weight component. An amount of the very high molecular weight component in the base resin is 0.5 to 8 wt %. The very high molecular weight component has a viscosity average molecular weight of greater than 1100 kg/mol. The composition has FRR21/5 of equal to or greater than 38, a melt flow rate MFR21 of equal to or greater than 6.5 g/10 min and a viscosity at a shear stress of 747 Pa (eta747) of 450 to 3000 kPas.
    Type: Grant
    Filed: November 15, 2017
    Date of Patent: August 30, 2022
    Assignee: BOREALIS AG
    Inventors: Peter Roos, Joy Cheng, Mark Jeruzal, Qizheng Duo, Erik Eriksson
  • Packet forwarding in integrated access backhaul (IAB) networks
    Patent number: 11432225
    Abstract: Exemplary embodiments include methods and/or procedures performed by a first intermediate node of a multi-hop, integrated access backhaul communication network. Embodiments include receiving a data packet destined for a target node of the communication network, the first intermediate node being configured to communicate with the target node via a second intermediate node of the network. Embodiments include determining an address for the data packet based on a mapping function associated with the target node, and forming a packet header, including the previously-determined address, for the data packet. Forming the packet header can include at least one of the following operations: excluding one or more higher-layer protocol headers related to the second intermediate node; and incorporating without modification a portion, associated with the target node, of an existing header of the data packet.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: August 30, 2022
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Gunnar Mildh, Per-Erik Eriksson, Oumer Teyeb
  • Optimized PDCP handling in integrated access backhaul (IAB) networks
    Patent number: 11418952
    Abstract: Exemplary embodiments include methods and/or procedures for Packet Data Convergence Protocol, PDCP, processing performed in a network node of a multi-hop, integrated access backhaul, IAB, communication network. Exemplary methods can include receiving (610) a configuration that includes a first characteristic associated with at least one of the following: the node and data packets received by the network node. Exemplary methods can also include receiving (620) a data packet having one or more packet characteristics, and determining (630) if there is a match between the one or more packet characteristics and the first characteristic. Exemplary methods can also include enabling or disabling (640) a first PDCP processing operation on the data packet based on the result of the determination. Other exemplary embodiments include network nodes configured and/or arranged to perform operations corresponding to the exemplary methods and/or procedures.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: August 16, 2022
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Oumer Teyeb, Per-Erik Eriksson, Gunnar Mildh
  • METHOD AND TRANSITION DEVICE FOR ENABLING COMMUNICATION OF DATA IN A WIRELESS NETWORK
    Publication number: 20220248269
    Abstract: A method and transition device for enabling communication of data between a remote radio unit and a central baseband unit in a wireless network. When detecting a first interface configuration used by the remote radio unit and a second interface configuration used by the baseband unit, the transition device configures interface functions, based on the first and second interface configurations. The interface functions are selected from a set of predefined interface functions associated with different interface configurations. The transition device then establishes a data flow between the remote radio unit and the central baseband unit over the transition device, and performs conversion between the first interface configuration and the second interface configuration for data communicated in the data flow, using the selected interface functions.
    Type: Application
    Filed: April 22, 2022
    Publication date: August 4, 2022
    Inventors: Miguel BERG, Per-Erik ERIKSSON, Chenguang LU, Jacob ÖSTERLING, Elmar TROJER
  • Differentiated positioning
    Patent number: 11388545
    Abstract: A solution for providing differentiated positioning services in a wireless communication system is provided. For example, a method to be performed by a wireless device is provided, which includes requesting a high accuracy positioning information from the network, e.g. from a network node. The method further includes obtaining information from the network in response to the request, which is valid for a predefined period of time, and which enables the wireless device to obtain the high accuracy positioning information during the predefined period of time. The method further includes performing positioning or assisting performance of positioning based on the obtained high accuracy positioning information.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: July 12, 2022
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Pål Frenger, Erik Eriksson, Fredrik Gunnarsson, Martin Hessler, Pradeepa Ramachandra
  • Data signaling for high frequency networks
    Patent number: 11382131
    Abstract: There is disclosed method of operating a receiving radio node (10, 100) in a wireless communication network, the method comprising receiving data signaling based on a data signaling indication, the data signaling indication indicating data signaling of an unspecified duration. The disclosure also pertains to related devices and methods.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: July 5, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Robert Baldemair, Erik Eriksson, Ajit Nimbalker, Stefan Parkvall, John Skördeman
  • Network architecture, methods, and devices for a wireless communications network
    Patent number: 11381445
    Abstract: Methods and apparatus in a fifth-generation wireless communications network, including an example method, in a wireless device, that includes determining a reporting quality threshold for a parameter related to channel state information (CSI); performing a measurement for each of a plurality of beams from a first predetermined set of beams for evaluation; evaluating the measurement for each of the plurality of beams against the reporting quality threshold; discontinuing the performing and evaluating of measurements in response to determining that the reporting quality threshold is met for one of the beams, such that one or more beams in the first predetermined set of beams are not measured and evaluated; and reporting, to the wireless communications network, CSI for the one of the beams.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: July 5, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Stefan Parkvall, Janne Peisa, Gunnar Mildh, Robert Baldemair, Stefan Wager, Jonas Kronander, Karl Werner, Richard Abrahamsson, Ismet Aktas, Peter Alriksson, Junaid Ansari, Shehzad Ali Ashraf, Henrik Asplund, Fredrik Athley, Håkan Axelsson, Joakim Axmon, Johan Axnäs, Kumar Balachandran, Gunnar Bark, Jan-Erik Berg, Andreas Bergström, Håkan Björkegren, Nadia Brahmi, Cagatay Capar, Anders Carlsson, Andreas Cedergren, Mikael Coldrey, Icaro L. J. da Silva, Erik Dahlman, Ali El Essaili, Ulrika Engström, Mårten Ericson, Erik Eriksson, Mikael Fallgren, Rui Fan, Gabor Fodor, Pål Frenger, Jonas Fridén, Jonas Fröberg Olsson, Anders Furuskär, Johan Furuskog, Virgile Garcia, Ather Gattami, Fredrik Gunnarsson, Ulf Gustavsson, Bo Hagerman, Fredrik Harrysson, Ning He, Martin Hessler, Kimmo Hiltunen, Songnam Hong, Dennis Hui, Jörg Huschke, Tim Irnich, Sven Jacobsson, Niklas Jaldén, Simon Järmyr, Zhiyuan Jiang, Martin Johansson, Niklas Johansson, Du Ho Kang, Eleftherios Karipidis, Patrik Karlsson, Ali S. Khayrallah, Caner Kilinc, Göran N. Klang, Sara Landström, Christina Larsson, Gen Li, Bo Lincoln, Lars Lindbom, Robert Lindgren, Bengt Lindoff, Fredrik Lindqvist, Jinhua Liu, Thorsten Lohmar, Qianxi Lu, Lars Manholm, Ivana Maric, Jonas Medbo, Qingyu Miao, Reza Moosavi, Walter Müller, Elena Myhre, Johan Nilsson, Karl Norrman, Bengt-Erik Olsson, Torgny Palenius, Sven Petersson, Jose Luis Pradas, Mikael Prytz, Olav Queseth, Pradeepa Ramachandra, Edgar Ramos, Andres Reial, Thomas Rimhagen, Emil Ringh, Patrik Rugeland, Johan Rune, Joachim Sachs, Henrik Sahlin, Vidit Saxena, Nima Seifi, Yngve Selén, Eliane Semaan, Sachin Sharma, Cong Shi, Johan Sköld, Magnus Stattin, Anders Stjernman, Dennis Sundman, Lars Sundström, Miurel Isabel Tercero Vargas, Claes Tidestav, Sibel Tombaz, Johan Torsner, Hugo Tullberg, Jari Vikberg, Peter Von Wrycza, Thomas Walldeen, Anders Wallén, Pontus Wallentin, Hai Wang, Ke Wang Helmersson, Jianfeng Wang, Yi-Pin Eric Wang, Niclas Wiberg, Emma Wittenmark, Osman Nuri Can Yilmaz, Ali Zaidi, Zhan Zhang, Zhang Zhang, Yanli Zheng
  • Methods, intermediate radio units and radio heads of base station systems for transmission of antenna carriers
    Patent number: 11382173
    Abstract: Disclosed is a method performed by an IRU (210) of a base station system (200), the base station system comprising the IRU (210), a BBU (230) connected to the IRU (210), and a first RH (221) connected to the IRU (210) via a packet data network (240). The first RH (221) is arranged for wireless transmission in RF of a plurality of antenna carriers to UEs (250). The method comprises receiving, from the BBU (230), a plurality of first digital representations of the plurality of antenna carriers of the first RH (221), each first digital representation representing one antenna carrier, the plurality of first digital representations being received in a baseband frequency range, frequency multiplexing the plurality of first digital representations of the plurality of antenna carriers into a second digital representation over a first bandwidth, and transmitting the second digital representation to the first RH (221).
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: July 5, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Elmar Trojer, Miguel Berg, Per-Erik Eriksson, Aldebaro Klautau, Chenguang Lu, Leonardo Ramalho, Marcos Takeda
  • METHOD AND NETWORK DEVICE FOR RANK SELECTION
    Publication number: 20220209833
    Abstract: The present disclosure provides a method in a network device for rank selection. The method includes: adjusting a rank for a transmission to or from a terminal device; and selecting a rank to be used for the transmission based on whether the transmission using the adjusted rank has been successfully received.
    Type: Application
    Filed: May 10, 2019
    Publication date: June 30, 2022
    Inventors: Chunhui LIU, Erik ERIKSSON, John SKÖRDEMAN, Liping HAN
  • COMMUNICATION NODE AND METHOD PERFORMED THEREIN FOR CONTROLLING TRANSMISSION
    Publication number: 20220200725
    Abstract: Embodiments herein relate to e.g., a method performed by a communication node for controlling one or more communication parameters of a channel between a first communication device and a second communication device in a wireless communication network. The communication node, upon obtaining an indication of a channel quality of the channel to the second communication device, uses a correction value and the indication when determining the one or more communication parameters. The correction value is based on a decoding success of one or more previous transmissions, which one or more previous transmissions are based on an obtained previous indication of a previous channel quality from the second communication device, and wherein a change of the correction value relative a previous correction value is limited.
    Type: Application
    Filed: April 8, 2019
    Publication date: June 23, 2022
    Inventors: John SKÖRDEMAN, Erik ERIKSSON
  • Technique for Communicating a Radio Quality Report
    Publication number: 20220182869
    Abstract: A technique for receiving (306) a radio quality report over a secondary connection, which is different from the primary connection between a first device and a second device, to which the radio quality report relates, is described. As to a method aspect of the technique, a transmission (302), to the second device, of a control message indicative of configuring the second device with reporting a radio quality report over a secondary connection that is different from a primary connection between the first device and the second device is performed. A transmission (304), to the second device over the primary connection, of at least one reference signal, RS, is subsequently performed, followed by a reception (306), from the second device over the secondary connection, of the radio quality report that is indicative of a radio quality of the primary connection based on the at least one RS.
    Type: Application
    Filed: April 3, 2019
    Publication date: June 9, 2022
    Inventors: Erik Eriksson, Jonas Pettersson, Richard Tano
  • DATA SIGNALING FOR WIRELESS COMMUNICATION NETWORK
    Publication number: 20220173876
    Abstract: There is disclosed a method of operating a receiving radio node in a wireless communication network. The method includes communicating utilising data signaling according to a signaling structure, the signaling structure including a signaling time interval covering a plurality of subsequent allocation units, wherein to each of the allocation units of the signaling time interval, there is associated reference signaling, or a part of one of one or more data blocks, wherein to two allocation units separated by a separation interval there is associated reference signaling. The disclosure also pertains to related devices and methods.
    Type: Application
    Filed: December 2, 2020
    Publication date: June 2, 2022
    Inventors: John SKÖRDEMAN, Robert BALDEMAIR, Erik ERIKSSON, Ajit NIMBALKER
  • COMMUNICATION DEVICE COMPRISING MOBILE TERMINATION DEVICE AND RADIO BASE STATION
    Publication number: 20220159787
    Abstract: It is provided a communication device comprising: a first wired connection interface for communicating backhaul signals with more central equipment over wired connection; a mobile termination device configured to transmit and receive the backhaul signals, wherein the backhaul signals conform to a cellular mobile communication standard; a radio base station, connected to the mobile termination device, wherein the radio base station is configured to transmit and receive access signals, conforming to a cellular mobile communication standard, to and from at least one local device, the access signals containing same payload data as corresponding backhaul signals; and at least one antenna port for communicating the access signals over the air.
    Type: Application
    Filed: March 27, 2019
    Publication date: May 19, 2022
    Inventors: Miguel Berg, Elmar Trojer, Michael Petras, Roland Smith, Per-Erik Eriksson
  • Method and transition device for enabling communication of data in a wireless network
    Patent number: 11337114
    Abstract: A method and transition device for enabling communication of data between a remote radio unit and a central baseband unit in a wireless network. When detecting a first interface configuration used by the remote radio unit and a second interface configuration used by the baseband unit, the transition device configures interface functions, based on the first and second interface configurations. The interface functions are selected from a set of predefined interface functions associated with different interface configurations. The transition device then establishes a data flow between the remote radio unit and the central baseband unit over the transition device, and performs conversion between the first interface configuration and the second interface configuration for data communicated in the data flow, using the selected interface functions.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: May 17, 2022
    Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
    Inventors: Miguel Berg, Per-Erik Eriksson, Chenguang Lu, Jacob Österling, Elmar Trojer
  • Radio network node sleep operation
    Patent number: 11330518
    Abstract: The invention refers to a method for controlling sleep operation of a radio network node (12) that supports multiple sleep modes, the method comprising determining (110) which one or more of the supported sleep modes, if any, would prevent the radio network node (12) from being able to meet requirements on a quality of service, such as a maximum allowable data latency, to be provided by the radio network node (12); and preventing (120) the radio network node (12) from operating in any of the determined sleep modes; the invention further refers to a corresponding network node and a computer program.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: May 10, 2022
    Assignee: Telefonaktiebolaget LM Ericsson (Publ)
    Inventors: Pål Frenger, Erik Eriksson
  • Provision of Time Information to a Wireless Device
    Publication number: 20220141769
    Abstract: There is provided provision of timing information of a first timing information source using timing information of a second timing information source to a wireless device. A network node determines that second timing information from the second timing information source is available and that timing information from the first timing information source is derivable from the second timing information. The network node instructs the wireless device to use the second timing information as a source for deriving first timing information of the first timing information source.
    Type: Application
    Filed: January 20, 2022
    Publication date: May 5, 2022
    Inventors: Erik Eriksson, Pål Frenger, Martin Hessler
  • Mobile Terminal with Multiple Timing Advances
    Publication number: 20220124657
    Abstract: According to some embodiments, a method performed by a wireless device of communicating with more than one base station comprises: obtaining a first timing advance for wireless transmission with a first base station; obtaining a second timing advance for wireless transmission with a second base station, the second timing advance different than the first timing advance; transmitting a first wireless transmission to the first base station using the first timing advance; transmitting a second wireless transmission to the second base station using the second timing advance. The first wireless transmission and the second wireless transmission are scheduled so that a guard interval occurs and the first and second wireless transmissions do not overlap in time.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 21, 2022
    Inventors: Robert Baldemair, Boris Dortschy, Yezi Huang, Per-Erik Eriksson