Patents by Inventor Bo Burman
Bo Burman 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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Publication number: 20240129029Abstract: A method performed by a first network node serving a first terminal when handling a call between the first terminal and a second terminal is provided. The first network node determines that the call is associated with longer than expected delays between the first and second terminals. The network node provides a Long Delay Indication to at least one of said first and second terminals to indicate said longer than expected delays in the call.Type: ApplicationFiled: February 26, 2021Publication date: April 18, 2024Inventors: Ralf Keller, Afshin Abtin, Sorin Surdila, Bo Burman
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Patent number: 11570456Abstract: A method to be performed by a receiving apparatus for decoding an encoded bitstream representing a sequence of pictures of a video stream is provided. In the method, capabilities relating to level of decoding parallelism for the decoder are identified, a parameter indicative of the decoder's capabilities relating to level of decoding parallelism is kept, and for a set of levels of decoding parallelism, information relating to HEVC profile and HEVC level that the decoder is capable of decoding is kept. A method for encoding a bitstream representing a sequence of pictures of a video stream is also provided. In the method, a parameter is received from a transmitting apparatus that should decode the encoded bitstream.Type: GrantFiled: September 18, 2020Date of Patent: January 31, 2023Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Jonatan Samuelsson, Bo Burman, Rickard Sjöberg, Magnus Westerlund
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Publication number: 20230007706Abstract: A method performed by a first network node (12) for handling a communication session, wherein the first network node (12) is associated with a first communication network operated by a first operator. The first network node sets Sup a data channel between the first network node and a second wireless device (14). The second wireless device is associated with a second communication network operated by a second operator. The first network node further provides data over the setup data channel to the second wireless device (14), wherein the data is related to a service provided for a first wireless device serviced by the first operator.Type: ApplicationFiled: December 3, 2019Publication date: January 5, 2023Inventors: Mattias Dahlqvist, Charles Hegarty, Bo Burman
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Patent number: 11483847Abstract: According to certain embodiments, a method by a first network node operating as a Radio Access Network (RAN) node for dynamic scheduling prioritization for live uplink streaming includes receiving at least one priority level. Based on the at least one priority level, an expected quality level is determined. The expected quality level is defined as a Quality of Service (QoS) of a QoS flow being scheduled with a service quality above a minimum quality level and below a maximum quality level. A current service quality for a plurality of QoS flows is determined. Based on the combined current service quality and the expected quality level, a scheduling priority for assigning resources to a plurality of QoS flows is determined.Type: GrantFiled: January 30, 2019Date of Patent: October 25, 2022Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Thorsten Lohmar, Aldo Bolle, Bo Burman, Ann-Christine Eriksson
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Publication number: 20210006808Abstract: A method to be performed by a receiving apparatus for decoding an encoded bitstream representing a sequence of pictures of a video stream is provided. In the method, capabilities relating to level of decoding parallelism for the decoder are identified, a parameter indicative of the decoder's capabilities relating to level of decoding parallelism is kept, and for a set of levels of decoding parallelism, information relating to HEVC profile and HEVC level that the decoder is capable of decoding is kept. A method for encoding a bitstream representing a sequence of pictures of a video stream is also provided. In the method, a parameter is received from a transmitting apparatus that should decode the encoded bitstream.Type: ApplicationFiled: September 18, 2020Publication date: January 7, 2021Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Jonatan SAMUELSSON, Bo BURMAN, Rickard SJÖBERG, Magnus WESTERLUND
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Publication number: 20200359395Abstract: According to certain embodiments, a method by a first network node operating as a Radio Access Network (RAN) node for dynamic scheduling prioritization for live uplink streaming includes receiving at least one priority level. Based on the at least one priority level, an expected quality level is determined. The expected quality level is defined as a Quality of Service (QoS) of a QoS flow being scheduled with a service quality above a minimum quality level and below a maximum quality level. A current service quality for a plurality of QoS flows is determined. Based on the combined current service quality and the expected quality level, a scheduling priority for assigning resources to a plurality of QoS flows is determined.Type: ApplicationFiled: January 30, 2019Publication date: November 12, 2020Inventors: Thorsten LOHMAR, Aldo BOLLE, Bo BURMAN, Ann-Christine ERIKSSON
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Patent number: 10819998Abstract: A method to be performed by a receiving apparatus for decoding an encoded bitstream representing a sequence of pictures of a video stream is provided. In the method, capabilities relating to level of decoding parallelism for the decoder are identified, a parameter indicative of the decoder's capabilities relating to level of decoding parallelism is kept, and for a set of levels of decoding parallelism, information relating to HEVC profile and HEVC level that the decoder is capable of decoding is kept. A method for encoding a bitstream representing a sequence of pictures of a video stream is also provided. In the method, a parameter is received from a transmitting apparatus that should decode the encoded bitstream.Type: GrantFiled: November 16, 2018Date of Patent: October 27, 2020Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Jonatan Samuelsson, Bo Burman, Rickard Sjöberg, Magnus Westerlund
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Patent number: 10785694Abstract: A method of initiating a handover of a User Equipment, UE, from a first type of Radio Access Technology, RAT, to a second type of RAT, wherein said UE is attached to a core network via an Access Node, AN, comprised by a Radio Access Network, RAN, utilizing said first type of RAT, wherein said method comprises the steps of transmitting, by said UE, to said AN, measurement data relating to qualities of links between said UE and access nodes in said RAN, receiving, by said UE, an indicator from said AN, wherein said indicator informs said UE that there is a risk of losing connectivity between said UE and said Radio Access Network, initiating, by said UE, triggered by said received indicator, a handover in order to access the CN via said second type of RAT.Type: GrantFiled: December 8, 2017Date of Patent: September 22, 2020Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Ralf Keller, Bo Burman, George Foti
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Publication number: 20200077281Abstract: A method involving a terminal (110) and an access network node (160) in an access network (100) for connecting said terminal (110) to the access network node (160) and wherein said terminal (110) and access network (100) is configurable to support and being adaptive to a plurality of robustness levels. Each robustness level corresponds to a transmission delay and loss limit which can be configured per individual traffic flow. Robustness levels for the terminal and the access network are exchanged in order optimize the end-to-end Quality of Experience, QoE. This is applicable to access networks that show large variations in terms of network performance (for example radio access networks).Type: ApplicationFiled: October 20, 2017Publication date: March 5, 2020Applicant: Telefonaktiebolaget LM Ericsson (publ)Inventors: Bo BURMAN, Ralf KELLER
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Patent number: 10425351Abstract: There is provided mechanism for providing Web based applications with network information. A need for a Web based application to transmit a real time media flow is acquired. Transport characteristics relating to transmission of the real time media flow over a communications network is acquired. From the acquired transport characteristics and according to a policy criterion a resource allocation to the real time media flow is determined. The determined resource allocation is provided to at least one of the Web based application and a browser associated with the Web based application.Type: GrantFiled: November 8, 2013Date of Patent: September 24, 2019Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Göran Eriksson, Markus Andersson, Bo Burman, Magnus Westerlund
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Patent number: 10412609Abstract: A network information system for determining transport conditions in a communications network. Monitoring data is acquired from a plurality of data transport nodes in a communications network. Transport conditions are determined from network information related to transport flows for network transmission of real time media flows. The network information is determined from a subset of the acquired monitoring data. The determined transport conditions are provided to at least one of a network connected device running an application involving the network transmission of real time media flows and a data transport node involved in the network transmission of real time media flows.Type: GrantFiled: March 28, 2018Date of Patent: September 10, 2019Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (Publ)Inventors: Markus Andersson, Bo Burman, Göran Eriksson, Magnus Westerlund
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Publication number: 20190159090Abstract: A method of initiating a handover of a User Equipment, UE, from a first type of Radio Access Technology, RAT, to a second type of RAT, wherein said UE is attached to a core network via an Access Node, AN, comprised by a Radio Access Network, RAN, utilizing said first type of RAT, wherein said method comprises the steps of transmitting, by said UE, to said AN, measurement data relating to qualities of links between said UE and access nodes in said RAN, receiving, by said UE, an indicator from said AN, wherein said indicator informs said UE that there is a risk of losing connectivity between said UE and said Radio Access Network, initiating, by said UE, triggered by said received indicator, a handover in order to access the CN via said second type of RAT.Type: ApplicationFiled: December 8, 2017Publication date: May 23, 2019Inventors: Ralf Keller, Bo Burman, George Foti
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Publication number: 20190149831Abstract: A method to be performed by a receiving apparatus for decoding an encoded bitstream representing a sequence of pictures of a video stream is provided. In the method, capabilities relating to level of decoding parallelism for the decoder are identified, a parameter indicative of the decoder's capabilities relating to level of decoding parallelism is kept, and for a set of levels of decoding parallelism, information relating to HEVC profile and HEVC level that the decoder is capable of decoding is kept. A method for encoding a bitstream representing a sequence of pictures of a video stream is also provided. In the method, a parameter is received from a transmitting apparatus that should decode the encoded bitstream.Type: ApplicationFiled: November 16, 2018Publication date: May 16, 2019Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Jonatan SAMUELSSON, Bo BURMAN, Rickard SJÖBERG, Magnus WESTERLUND
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Patent number: 10171327Abstract: There is provided a network information system for handling network characteristics. The network information system comprises a first functional module, a second functional module, and a third functional module. The third functional module is arranged to invoke handling of network characteristics by triggering operation of the first functional module and the second functional module. An available bitrate for a media flow is estimated. Information about a permitted share of physical resources to be used during the transmission of the media flow is acquired. The estimated available bitrate for the media flow is updated. The updated estimated available bitrate is provided to a network entity associated with transmission of the media flow.Type: GrantFiled: November 8, 2013Date of Patent: January 1, 2019Assignee: TELEFONAKTIEBOLAGET L M ERICSSON (PUBL)Inventors: Bo Burman, Göran Eriksson, Magnus Westerlund
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Patent number: 10142622Abstract: A method to be performed by a receiving apparatus for decoding an encoded bitstream representing a sequence of pictures of a video stream is provided. In the method, capabilities relating to level of decoding parallelism for the decoder are identified, a parameter indicative of the decoder's capabilities relating to level of decoding parallelism is kept, and for a set of levels of decoding parallelism, information relating to HEVC profile and HEVC level that the decoder is capable of decoding is kept. A method for encoding a bitstream representing a sequence of pictures of a video stream is also provided. In the method, a parameter is received from a transmitting apparatus that should decode the encoded bitstream.Type: GrantFiled: June 27, 2013Date of Patent: November 27, 2018Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Jonatan Samuelsson, Bo Burman, Rickard Sjöberg, Magnus Westerlund
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Publication number: 20180324237Abstract: A method performed in a multipoint control unit for congestion control in multiparty conferencing is provided. The method includes forwarding packets of a media stream from the sending part to receiving parts of the multiparty conference, the receiving parts being two or more; receiving, from each receiving part, a respective receiver feedback report on the reception of the packets; establishing a sender feedback report comprising a timestamp (TSRX) for a given packet sequence number, wherein the timestamp reflects a wall-clock time when the packet with the given packet sequence number have been acknowledged by a threshold number of the receiving parts; and providing the established sender feedback report to the sending part. A multipoint control unit, computer program and computer program products are also provided.Type: ApplicationFiled: November 16, 2015Publication date: November 8, 2018Inventors: Ingemar JOHANSSON, Bo BURMAN, Frederic GABIN, Magnus WESTERLUND
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Publication number: 20180220315Abstract: A network information system for determining transport conditions in a communications network. Monitoring data is acquired from a plurality of data transport nodes in a communications network. Transport conditions are determined from network information related to transport flows for network transmission of real time media flows. The network information is determined from a subset of the acquired monitoring data. The determined transport conditions are provided to at least one of a network connected device running an application involving the network transmission of real time media flows and a data transport node involved in the network transmission of real time media flows.Type: ApplicationFiled: March 28, 2018Publication date: August 2, 2018Applicant: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Markus ANDERSSON, Bo BURMAN, Göran ERIKSSON, Magnus WESTERLUND
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Publication number: 20180152716Abstract: The present invention relates to a method and a transmitting apparatus for encoding a bitstream representing a sequence of pictures of a video stream comprising a processor and memory, said memory containing instructions executable by said processor whereby said transmitting apparatus is operative to: send a syntax element, wherein a value of the syntax element is indicative of restrictions that are enforced on the bitstream in a way that guarantees a certain level of parallelism for decoding the bitstream.Type: ApplicationFiled: January 26, 2018Publication date: May 31, 2018Inventors: Jonatan Samuelsson, Bo Burman, Rickard Sjöberg, Magnus Westerlund
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Patent number: 9948889Abstract: A method relating to a video conference connecting a first terminal to a plurality of second terminals via a switching server is disclosed. The switching server receives a plurality of uplink video streams from the first terminal via a single transport path, and the switching server sends a downlink video stream based on the uplink video streams to each of the second terminals. The method involves the steps of collecting information relating to the use of each of the second terminals and determining an order between the uplink video streams based on the information. The method further involves the steps of generating instructions for the first terminal to adjust the plurality of uplink video streams based on the order, and informing the first terminal of the instructions. A switching server and a first terminal involved in the method are also disclosed.Type: GrantFiled: July 4, 2014Date of Patent: April 17, 2018Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Jerker Mattias Zetterlund, Bo Burman, Patrik Sandgren
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Patent number: 9936406Abstract: There is provided a network information system for determining transport conditions in a communications network. Monitoring data is acquired from a plurality of data transport nodes in a communications network. Transport conditions are determined from network information related to transport flows for network transmission of real time media flows. The network information is determined from a subset of the acquired monitoring data. The determined transport conditions are provided to at least one of a network connected device running an application involving the network transmission of real time media flows and a data transport node involved in the network transmission of real time media flows.Type: GrantFiled: November 8, 2013Date of Patent: April 3, 2018Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (publ)Inventors: Markus Andersson, Bo Burman, Göran Eriksson, Magnus Westerlund