Patents by Inventor Olof ZANDER

Olof ZANDER 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).

  • Patent number: 12355510
    Abstract: According to a first aspect, examples provide a method of operating a first communication node (CN), wherein the first CN is configured for controlling a first CED, wherein the first CED is reconfigurable to provide multiple spatial filterings, each one of the multiple spatial filtering being associated with a respective input spatial direction from which incident signals on a radio channel are accepted and with a respective output spatial direction into which the incident signals are transmitted by the first CED.
    Type: Grant
    Filed: March 29, 2022
    Date of Patent: July 8, 2025
    Assignee: Sony Group Corporation
    Inventors: Jose Flordelis, Erik Bengtsson, Fredrik Rusek, Olof Zander, Kun Zhao
  • Patent number: 12341640
    Abstract: Disclosed is a method performed by a transmitter node of a communication system, for transmitting reference signalling. The method comprises transmitting, to one or more receiver nodes of the communication system, a reference signal sequence using a first antenna port and a carrier frequency. The method comprises transmitting, to the one or more receiver nodes, using another antenna port and the same carrier frequency, a delayed version of the reference signal sequence. The delay is non-zero and less than a symbol duration of the communication system.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: June 24, 2025
    Assignee: SONY CORPORATION
    Inventors: Olof Zander, Erik Bengtsson, Fredrik Rusek, Kun Zhao, Jose Flordelis
  • Publication number: 20250192969
    Abstract: A method, performed by a coverage enhancing device, comprising transmitting, to a network node, control signalling indicative of a location of at least one frequency component to be used for a first channel between the network node and a wireless device. The first channel is in addition to at least a second channel between the network node and the wireless device.
    Type: Application
    Filed: March 17, 2023
    Publication date: June 12, 2025
    Inventors: Kun ZHAO, Fredrik RUSEK, Olof ZANDER, Erik BENGTSSON, Jose FLORDELIS, Chaitanya TUMULA
  • Publication number: 20250184756
    Abstract: A method is disclosed. The method is performed by a wireless node. The method comprises transmitting, to a network node, an indication that interference from a second wireless device can be disregarded by the network node when serving a first wireless device and the second wireless device in a same time-frequency resource.
    Type: Application
    Filed: March 1, 2023
    Publication date: June 5, 2025
    Inventors: Fredrik RUSEK, Chaitanya TUMULA, Erik BENGTSSON, Kun ZHAO, Olof ZANDER, Jose FLORDELIS
  • Patent number: 12316421
    Abstract: The present disclosure provides a method performed by a network node for beam control signalling. The network node is configured to communicate with a wireless device. The method comprises obtaining a first set of candidate beams from the wireless device for communication with the network node based on beam quality indicators. The method comprises determining a second set of candidate beams based on the first set and a number of beams to be used in the communication with the wireless device. The number of candidate beams of the second set is larger than the number of beams to be used for communication with the wireless device. The method comprises transmitting, to the wireless device, control signalling indicative of the second set of candidate beams.
    Type: Grant
    Filed: April 30, 2020
    Date of Patent: May 27, 2025
    Assignee: SONY GROUP CORPORATION
    Inventors: Erik Bengtsson, Olof Zander, Fredrik Rusek
  • Patent number: 12316413
    Abstract: The present disclosure provides a method, performed by a wireless device, for capability signalling. The wireless device comprises one or more antenna panels configured to communicate with a network node. The method comprises obtaining a capability of at least one of the antenna panels, wherein the capability comprises at least one of: a receive-only panel, ROP, capability, a transmit-only panel, TOP, capability, a receive-and-transmit panel, RTP, capability and a dynamic RTP capability. The method comprises transmitting, to the network node, control signalling indicative of the obtained capability of the at least one antenna panel.
    Type: Grant
    Filed: July 3, 2020
    Date of Patent: May 27, 2025
    Assignee: Sony Group Corporation
    Inventors: Jose Flordelis, Kun Zhao, Kåre Agardh, Olof Zander, Erik Bengtsson, Fredrik Rusek
  • Publication number: 20250168870
    Abstract: Inter-link interference, e.g., cross-link interference or remote interference, is managed in presence of a coverage enhancing device on a respective data link.
    Type: Application
    Filed: March 6, 2023
    Publication date: May 22, 2025
    Inventors: Chaitanya TUMULA, Erik BENGTSSON, Jose FLORDELIS, Fredrik RUSEK, Kun ZHAO, Olof ZANDER
  • Publication number: 20250167863
    Abstract: Various examples of the disclosure pertain to be management at a coverage enhancing device. A location of a wireless communication device can be detected based on a beacon signal that is emitted by a beacon of the wireless communication device and an appropriate spatial filter can be selected at the coverage enhancing device. Prioritization between different wireless communication devices is possible.
    Type: Application
    Filed: February 14, 2023
    Publication date: May 22, 2025
    Inventors: Erik BENGTSSON, Chaitanya TUMULA, Fredrik RUSEK, Jose FLORDELIS, Ying ZHINONG, Kun ZHAO, Olof ZANDER
  • Publication number: 20250158699
    Abstract: A method is disclosed, performed by a coverage enhancing device controlling node, for controlling a coverage enhancing device (CED). The method comprises transmitting, to the CED, a first configuration message, the first configuration message comprising a frequency offset parameter being indicative of a frequency offset to be applied by the CED.
    Type: Application
    Filed: February 22, 2023
    Publication date: May 15, 2025
    Inventors: Fredrik RUSEK, Erik BENGTSSON, Olof ZANDER, Chaitanya TUMULA, Jose FLORDELIS, Kun ZHAO
  • Publication number: 20250125836
    Abstract: Various examples of the disclosure pertain to multi-device transmission via a coverage enhancing device such as a reconfigurable reflective device. Spatial filters are used at the coverage enhancing device that support a count of input spatial directions that is different than a count of output spatial directions.
    Type: Application
    Filed: August 17, 2022
    Publication date: April 17, 2025
    Applicant: Sony Group Corporation
    Inventors: Olof ZANDER, Kun ZHAO, Erik BENGTSSON, Fredrik RUSEK, Jose FLORDELIS, Chaitanya TUMULA
  • Publication number: 20250096916
    Abstract: A method is disclosed performed by a network node of a communications network, for improving communication by a wireless device, WD. The method comprises transmitting, to the WD, a message indicating that a change of an interference state in the communications network will occur.
    Type: Application
    Filed: December 13, 2022
    Publication date: March 20, 2025
    Inventors: Chaitanya TUMULA, Erik BENGTSSON, Fredrik RUSEK, Jose FLORDELIS, Kun ZHAO, Olof ZANDER, Ying ZHINONG
  • Patent number: 12256338
    Abstract: A terminal (10) configured for communication with a wireless network (100), the terminal comprising: —a transceiver (313) for communicating with the wireless network; —logic (310) configured to control the transceiver to transmit (510), to the wireless network, a power class capability indication identifying communication capability of the terminal in the wireless network under at least a first power class (PC-A) and a second power class (PC-B); control the transceiver to receive (550), from the wireless network, resource configuration to execute wireless communication using an identified one, or both, of said first and second power class; and control the transceiver to operate (555) with the received resource configuration using the first and/or second power class.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: March 18, 2025
    Assignee: Sony Group Corporation
    Inventors: Erik Bengtsson, Fredrik Rusek, Kun Zhao, Olof Zander, Rickard Ljung
  • Patent number: 12250056
    Abstract: A method of operating a transmitter node (101) configured to communicate with one or more receiver nodes (102-104) using a re-configurable reflective device. RRD (109), is provided. The RRD (109) is re-configurable to provide multiple spatial filters, each one of the multiple spatial filters being associated with a respective spatial direction (351-353) into which incident signals are selectively reflected by the RRD (109). The method includes repeatedly transmitting reference signals (198) towards the RRD (109) at one or more transmit periods (551-554).
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: March 11, 2025
    Assignee: Sony Group Corporation
    Inventors: Jose Flordelis, Erik Bengtsson, Olof Zander, Kun Zhao, Fredrik Rusek
  • Publication number: 20250070933
    Abstract: A method is disclosed, performed by a network node, for enabling communication with a discoverable WD. The method comprises transmitting, to an aiding WD, a configuration message. The configuration message configures the aiding WD to transmit a Synchronization Signal Block (SSB) signal. The SSB signal being indicative of an Uplink (UL) resource for communicating a response to the SSB signal.
    Type: Application
    Filed: December 13, 2022
    Publication date: February 27, 2025
    Inventors: Erik BENGTSSON, Jose FLORDELIS, Fredrik RUSEK, Olof ZANDER, Kun ZHAO, Chaitanya TUMULA, Zhinong YING
  • Patent number: 12237901
    Abstract: A communication device (30) and a method for a communication device (30), for providing a beam report (401) to an access node (20) of a wireless network, wherein the communication device is capable of communicating via at least two different device beams (34, 36). The method comprises receiving (912), from the access node (20), at least a first access node beam (50) having a first access node identity, and a second access node beam (51) having a second access node beam identity; determining (914) link quality metrics for each received access node beam; transmitting (916) the beam report (401), comprising said access node beam identities and said link quality metrics, to the access node; wherein the beam report includes information indicating whether said link quality metrics for the first access node beam (50) and a second access node beam (51) are associated with different device beams.
    Type: Grant
    Filed: July 31, 2019
    Date of Patent: February 25, 2025
    Assignee: Sony Group Corporation
    Inventors: Kun Zhao, Olof Zander, Fredrik Rusek, Erik Bengtsson, Zuleita Ho
  • Publication number: 20250055503
    Abstract: Examples provide a method of operating a CED is provided, wherein the CED provides reconfigurable filters for incident signals received along one or more input spatial directions on a radio channel and transmitted as outgoing signals into one or more output spatial directions, the method comprising: configuring the CED to apply a first filter of the reconfigurable filters for a duration greater or equal than 20 ms; detecting a first received power during application of the first filter; configuring the CED to apply a second filter of the reconfigurable filters for a duration greater or equal than 20 ms.
    Type: Application
    Filed: January 5, 2023
    Publication date: February 13, 2025
    Inventors: Fredrik RUSEK, Jose FLORDELIS, Kun ZHAO, Erik BENGTSSON, Olof ZANDER
  • Patent number: 12212392
    Abstract: A method is proposed for operating a re-configurable reflective device, RRD, the RRD being re-configurable to provide multiple spatial filters, each one of the multiple spatial filters being associated with a respective input spatial direction from which incident signals on a data radio channel are accepted and with a respective output spatial direction into which the incident signals are reflected by the RRD. The method comprises: receiving, by the RRD from a first communication node, CN1, on a positioning radio channel different from the data radio channel, a CN1 reference signal, determining, by the RRD, an estimated CN1 angle of arrival of the CN1 reference signal, and reconfiguring the RRD based on the estimated CN1 angle of arrival.
    Type: Grant
    Filed: June 23, 2021
    Date of Patent: January 28, 2025
    Assignee: Sony Group Corporation
    Inventors: Erik Bengtsson, Jose Flordelis, Fredrik Rusek, Kun Zhao, Olof Zander
  • Publication number: 20250031058
    Abstract: A communication system is provided. The communication system comprises a network node. The communication system comprises one or more aiding wireless devices, such as a plurality of aiding wireless devices. The communication system may comprise a coverage enhancing device, CED, configured to redirect signals according to a predetermined spatial pattern. The network node may be configured to send, to the plurality of aiding WDs, a WD configuration message to configure the plurality of aiding WDs for contemporaneously sending discovery signals. In a first configuration of the CED, the CED may be configured to redirect a first set of discovery signals emitted by the plurality of aiding WDs according to a first predetermined spatial pattern.
    Type: Application
    Filed: December 7, 2022
    Publication date: January 23, 2025
    Inventors: Fredrik RUSEK, Olof ZANDER, Jose FLORDELIS, Kun ZHAO, Chaitanya TUMULA, Erik BENGTSSON
  • Patent number: 12192788
    Abstract: A method for controlling radio transmission, carried out in a wireless terminal (10), comprising obtaining (435), from a wireless network (100,120), a transmission grant (430) which gives the wireless terminal permission to transmit a radio signal, wherein said transmission grant is indicative of a spatial limitation associated with the permission to transmit; and transmitting (440) the radio signal in accordance with said spatial limitation.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: January 7, 2025
    Assignee: Sony Group Corporation
    Inventors: Olof Zander, Fredrik Rusek, Kåre Agardh, Erik Bengtsson
  • Publication number: 20240429996
    Abstract: Various aspects of the disclosure pertain to filter management procedures at coverage enhancing devices. Various examples relate to supporting spatial filters that profilter management for wide output beams at coverage enhancing devicesvide a wide beamwidth of the output beam.
    Type: Application
    Filed: November 24, 2022
    Publication date: December 26, 2024
    Inventors: Jose FLORDELIS, Chaitanya TUMULA, Erik BENGTSSON, Fredrik RUSEK, Olof ZANDER