Patents by Inventor Robert Baldemair
Robert Baldemair 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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Patent number: 12389443Abstract: Devices, systems, and methods described herein may improve aperiodic CSI-RS handling in mixed numerology environments. An exemplary method includes operations of receiving a downlink control information (DCI) message carried by a Physical Downlink Control Channel (PDCCH) on a second carrier, wherein the second carrier uses a second OFDM numerology, obtaining an aperiodic CSI-RS slot offset from the DCI message, determining a reference slot in the first numerology, determining the slot of the aperiodic CSI-RS based on the reference slot and the aperiodic CSI-RS slot offset, and receiving or transmitting the aperiodic CSI-RS in the determined slot.Type: GrantFiled: June 4, 2024Date of Patent: August 12, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Sebastian Faxér, Sorour Falahati, Robert Baldemair
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Patent number: 12381671Abstract: Limited uplink bandwidth radio network devices are supported on wide bandwidth uplink carriers by configuring and controlling the use of multiple control regions within the uplink carrier bandwidth. In some embodiments, the total bandwidth of the uplink carrier is divided into a plurality of sub-band portions, wherein each sub-band portion includes at least one control region nominally dedicated to the transmission of uplink control signaling. Radio network devices are configured with a specified portion of the uplink carrier bandwidth for use for uplink transmission, which includes at least one control region. Radio network devices may be provisioned or provided with information regarding control regions reserved for control signaling by other radio network devices. The radio network devices may be dynamically configured to allow or suppress uplink data signaling in specified control regions, or portions thereof.Type: GrantFiled: June 26, 2023Date of Patent: August 5, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Robert Baldemair, Erik Dahlman, Sorour Falahati, Daniel Chen Larsson, Stefan Parkvall
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Patent number: 12375327Abstract: A method of operating a radio node in a wireless communication network includes communicating utilising signaling. The communication of the utilising signaling is based on performing pulse-shaping pertaining to the signaling. The pulse-shaping is based on a first pulse-shaping parameter beta. Other related devices and methods are disclosed.Type: GrantFiled: December 2, 2019Date of Patent: July 29, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Joao Vieira, Muris Sarajlic, Robert Baldemair
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Patent number: 12375328Abstract: Radio network nodes, wireless devices, and related methods are provided in which a pseudo-random sequence initialization value, which is used during the generation of pseudo-random and/or scrambling sequences, is based, at least in part, on a first identifier, wherein the first identifier is equal to a first parameter if the first parameter has been configured and if a second identifier corresponds to a wireless-device-specific identifier.Type: GrantFiled: March 5, 2024Date of Patent: July 29, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Stefan Parkvall, Robert Baldemair, Claes Tidestav, Mattias Frenne
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Patent number: 12375934Abstract: A method performed in a network node for configuring UE with dynamic spectrum sharing between a first RAT and a second RAT in a wireless communications system is disclosed. The network node configures an initial bandwidth part, BWP, for a UE, spanning across a dedicated spectrum for the first RAT and a shared spectrum between the first and second RATs, wherein synchronization signals of the first RAT are configured in the dedicated spectrum, and at least some other signals of the first RAT are configured in both dedicated and shared spectrum. The first RAT is NR and the second RAT is LTE.Type: GrantFiled: March 10, 2020Date of Patent: July 29, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Robert Baldemair, Håkan Björkegren, Rui Fan, Oskar Mauritz, Henning Wiemann
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Patent number: 12368538Abstract: There is disclosed a method of operating a wireless device in a wireless communication network, the wireless device being triggered for transmission of first control information on a first transmission resource associated to a first transmission quality, the wireless device further being triggered for transmission of second control information on a second transmission resource associated to a second transmission quality. The method includes transmitting control signaling based on multiplexing first control information and second control information on a common transmission resource, the first control information being mapped to the common transmission resource based on at least one first scaling factor, and the second control information being mapped to the common transmission resource based on at least one second scaling factor. The disclosure also pertains to related devices and methods.Type: GrantFiled: August 26, 2019Date of Patent: July 22, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Ali Behravan, Robert Baldemair, Sorour Falahati
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Patent number: 12369204Abstract: A system and method for providing time domain allocations in a communication system. In an embodiment, an apparatus operable in a communication system and including processing circuitry is configured to receive an indication of a time domain allocation in downlink control information associated with a radio network temporary identifier (“RNTI”) identifying the apparatus, and employ the time domain allocation associated with the RNTI for transmissions associated with the apparatus. In another embodiment, an apparatus operable in a communication system and including processing circuitry is configured to associate a time domain allocation with a RNTI identifying a user equipment, and provide an indication of the time domain allocation in downlink control information to allow the user equipment to employ the time domain allocation associated with the RNTI for transmissions associated therewith.Type: GrantFiled: June 25, 2024Date of Patent: July 22, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Jianwei Zhang, Stefan Parkvall, Fredrik Ovesjö, Zhipeng Lin, Jingya Li, Xingqin Lin, Jung-Fu Cheng, Robert Baldemair, Asbjörn Grövlen, Mattias Frenne
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Patent number: 12362973Abstract: Embodiments herein disclose e.g. a method performed by a wireless device (10) for handling communication for the wireless device in a second wireless communication network. The second wireless communication network coexists with a first wireless communication network on a same bandwidth in frequency, wherein the first wireless communication network applies a first shift in frequency in uplink transmissions. The wireless device receives from a radio network node (12, 13), an indication indicating application of a second shift in frequency to uplink transmissions in case the second wireless communication network uses Frequency Division Duplex (FDD). The wireless device further applies the second shift in frequency to uplink transmissions, wherein the second shift defines a shift in frequency to a subcarrier relative to a subcarrier grid of the second wireless communication network or a shift in frequency to the subcarrier grid of the second wireless communication network.Type: GrantFiled: January 12, 2024Date of Patent: July 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Robert Baldemair, Johan Bergman, Erik Dahlman, Olof Liberg, Stefan Parkvall, Yi-Pin Eric Wang
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Patent number: 12362870Abstract: There is disclosed a method of operating a feedback radio node in a wireless communication network. The method includes transmitting acknowledgement signaling according to an acknowledgement codebook, the acknowledgement codebook representing acknowledgement information based on an acknowledgement association window. The disclosure also pertains to related devices and methods.Type: GrantFiled: April 7, 2020Date of Patent: July 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Robert Baldemair, Erik Eriksson, Stefan Parkvall
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Patent number: 12363720Abstract: A method, network node and wireless device for single downlink control information (DCI), multiple slot scheduling are disclosed. According to one aspect, a method includes receiving a downlink control information, (DCI) signal in a first slot, the DCI being configured to cause the WD to transmit uplink shared channel transmissions to the network node and/or receive downlink shared channel transmissions from the network node, the transmitting and/or receiving being according to a pattern in a plurality of slots. The method further includes transmitting the uplink shared channel transmissions to the network node and/or receive the downlink shared channel transmissions from the network node according to the pattern, the transmitting and/or receiving of the uplink and/or downlink shared channel transmissions in each slot being in a number of layers indicated by a rank provided by the DCI signal.Type: GrantFiled: December 9, 2019Date of Patent: July 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Robert Baldemair, Sina Maleki, Niklas Andgart, Andres Reial
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Patent number: 12335934Abstract: Arrangement for switching between an active bandwidth part and the target bandwidth part are disclosed. A method includes selecting one or more resource blocks comprised in the target bandwidth part for a transmission or reception between the wireless device and the network node. The selected resource blocks to be used in the target bandwidth part are indicated in a resource allocation field of a downlink control channel information in the active bandwidth part. The allocation field includes information bits and the resource allocation field in the active bandwidth part and the information bits are configured based on a target bandwidth part resource allocation type. The target bandwidth part resource allocation type indicates whether the information bits have a bitmap corresponding to one or more resource block groups or an integer value corresponding to a starting resource block and a length of the allocation in resource blocks.Type: GrantFiled: March 20, 2023Date of Patent: June 17, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Robert Baldemair, Stefan Parkvall
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Patent number: 12335019Abstract: Methods for transmitting a first signal x1 and a second signal x2 using a first array of antenna elements of a polarization A and a second array of antenna elements of a substantially orthogonal polarization B. The methods include transmitting x1 in a first beam generated with array size invariant beamforming, using a sub-array A1 of antenna elements from the first array and applying a first precoding matrix, and using a sub-array B1 of antenna elements from the second array and applying a second precoding matrix. The methods also include transmitting x2 in a second beam generated with array size invariant beamforming, using a sub-array A2 of antenna elements from the first array and applying a third precoding matrix, and using a sub-array B2 of antenna elements from the second array and applying a fourth precoding matrix. The sub-arrays within a polarization are typically non-overlapping.Type: GrantFiled: January 12, 2021Date of Patent: June 17, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Robert Baldemair, Sven Petersson
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Publication number: 20250184991Abstract: Embodiments of the present disclosure provide a method for communication of spiking data on radio resources. The method is performed by a neuromorphic transmitter node. The method comprises obtaining the spiking data representing one or more spikes generated by a neuromorphic application. Each spike is associated with an identity of a neuron emitting the spike. The method further comprises mapping the spiking data to the radio resources. The spiking data is mapped to one or more radio resource elements based on one or more of: the identity of the neuron, transmission properties of the one or more spikes and availability of the radio resources. Corresponding neuromorphic transmitter node, neuromorphic receiver node and computer program products are also disclosed.Type: ApplicationFiled: February 22, 2022Publication date: June 5, 2025Inventors: Stefan Parkvall, Robert Baldemair, Tamas Borsos, András Rácz, András Veres
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Publication number: 20250175855Abstract: Devices and methods of operating a network node in a wireless telecommunication network are provided herein. Such methods include generating (710) a configuration message that includes transmit format data corresponding to a multiple segment transmission on a physical shared channel. The transmit format data includes at least one of transport block size data, TBS, determination data, redundancy version, RV, determination data, starting point and length of PUSCH transmission data, time domain resource allocation, TDRA, table data, and/or demodulated reference signal, DMRS data. Methods include initiating (720) the transmission of the configuration message to a user equipment, UE, to identify the transmit format data for the multiple segment transmission.Type: ApplicationFiled: January 31, 2025Publication date: May 29, 2025Inventors: Mattias Andersson, Yufei Blankenship, Robert Baldemair
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Publication number: 20250168792Abstract: Embodiments of the invention include methods, systems, and computer programs to determine synchronization signal (SS) block mapping pattern in a wireless network. In one embodiment, a method is implemented in a terminal device for synchronization signal block (SSB) search in a wireless network, the method includes receiving, by the terminal device from a network device, a message containing synchronization signal block (SSB) information indicating a synchronization signal (SS) block subcarrier spacing (SCS) option, where the SS block SCS option maps to a plurality of SS block pattern candidates. The method continues with obtaining SSB candidate locations, using a SS block pattern determination from the plurality of SS block pattern candidates for the terminal device determined.Type: ApplicationFiled: January 17, 2025Publication date: May 22, 2025Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Zhipeng LIN, Asbjörn GRÖVLEN, Fredrik OVESJÖ, Robert BALDEMAIR, Claes TIDESTAV
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Patent number: 12301519Abstract: Method for a User Entity, UE, being adapted to transmit uplink data according to a NR TDD scheme, with a NR bases station, gNB, the UE being further adapted to transmit HARQ-ACK information, being an ACK or a NACK for received data on a downlink channel and a Scheduling Request, SR, may be provided comprising an indication of data or no data to be pending for transmittal on the up-link. The method comprises-establishing if HARQ-ACK info is available in a slot (203), —establishing if an SR-PUCCH is present in the slot (204), —if no SR-PUCCH present in the slot, generating (208) a SR, —appending (209) the SR to the HARQ-ACK, —transmitting (211) the SR appended to the HARQ-ACK.Type: GrantFiled: November 18, 2020Date of Patent: May 13, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Per Löfving, Pär Ankel, Jan Lindskog, Robert Baldemair, Claes Tidestav
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Patent number: 12301396Abstract: There is disclosed a method of operating a transmitting radio node in a wireless communication network. The method includes transmitting first control signaling covering one or more first allocation units in a control transmission time interval, and transmitting second control signaling covering one or more second allocation units in the control transmission time interval, wherein the second control signaling is shifted relative to the first control signaling, and wherein the second control signaling is shifted relative to the first control signaling based on a complex conjugation operation. The disclosure also pertains to related devices and methods.Type: GrantFiled: January 28, 2021Date of Patent: May 13, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Robert Baldemair, Mattias Frenne, Stefan Parkvall
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Patent number: 12301398Abstract: A user equipment (910) is provided for use in a cellular network. The user equipment includes a transceiver (1010), a processor (1020), and a memory (1030). The user equipment (910) is configured to determine, for a data transmission, a mapping form a demodulation reference signal (DMRS) to a PNT-RS. A DMRS resulting signal is generated from a subset of DMRS for a first resource element in a subcarrier. The DMRS resulting signal is copied from the first resource element to a second resource element assigned to the PNT-RS in the subcarrier. The data transmission is transmitted using the DMRS resulting signal and the PNT-RS.Type: GrantFiled: May 9, 2024Date of Patent: May 13, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Martin Hessler, Robert Baldemair, Lars Lindbom, Henrik Sahlin, Niclas Wiberg
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Publication number: 20250151073Abstract: There is disclosed a method of operating a user equipment in a radio access network. The method includes transmitting acknowledgement signaling based on a feedback configuration, the feedback configuration being selected from a set of configured acknowledgement configurations. The disclosure also pertains to related methods and devices.Type: ApplicationFiled: January 7, 2025Publication date: May 8, 2025Inventors: Robert BALDEMAIR, Daniel CHEN LARSSON, Jung-Fu CHENG, Stefan PARKVALL
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Patent number: 12295021Abstract: There is disclosed a method of operating a network node in a radio access network. The method includes operating on a carrier based on a received BS-to-BS interference indication. The disclosure also pertains to related devices and methods.Type: GrantFiled: December 7, 2023Date of Patent: May 6, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Robert Baldemair, Stefan Parkvall, Erik Dahlman, Sorour Falahati