Patents by Inventor Martin Feuersänger
Martin Feuersänger 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: 8787219Abstract: The present invention describes a method for configuring a measurement report type to be used by a receiver to report a measurement to a transmitter, wherein the measurement is reported to the transmitter in a report signal over a control channel, said method comprising selecting a first measurement report type and at least one second measurement report type to be used by the receiver to report the measurement, generating a measurement reporting pattern defining an occurrence of the first measurement report type and the at least one second measurement report type in the report signal transmitted by the receiver to the transmitter over control channel, and notifying the first measurement report type, the at least one second measurement report type, and the generated measurement reporting pattern to the receiver.Type: GrantFiled: June 11, 2008Date of Patent: July 22, 2014Assignee: Panasonic CorporationInventors: Martin Feuersänger, Joachim Löhr, Alexander Golitschek Edler Von Elbwart
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Patent number: 8737336Abstract: The invention relates to a random access procedure for use in a mobile communication system. Furthermore, the invention also provides a mobile terminal and a base station that as suitably adapted to perform the random access procedure as well as the definition of a special format of a random access response message signalled during the random access procedure. To suggest a random access procedure that allows more information to be conveyed in the first scheduled transmission of the random access procedure, the invention proposes a random access procedure for use in a mobile communication system, wherein a base station transmits a random access response in response to receiving a random access preamble from a mobile terminal, wherein the random access response message comprises a grant for a scheduled transmission by the mobile terminal and an indication on the uplink transmission mode for the scheduled transmission.Type: GrantFiled: June 15, 2010Date of Patent: May 27, 2014Assignee: Panasonic CorporationInventors: Joachim Löhr, Hidetoshi Suzuki, Osvaldo Gonsa, Martin Feuersänger
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Patent number: 8687541Abstract: The invention relates to methods for scheduling of uplink transmission and generating transport blocks according to multiple received uplink assignments Furthermore, the invention is also related to the implementation of these methods in hardware and software. To propose strategies for generating plural transport blocks within a given time constraint, the invention introduces prioritization of the uplink assignments, so that multiple uplink assignments can be ranked in the mobile terminal in a priority order. The prioritization of the uplink assignments is used to determine the order in which the individual transport blocks corresponding to the uplink assignments are filled, respectively how the data of different logical channels is multiplexed to the transport blocks for transmission in the uplink. Another aspect of the invention is to suggest joint logical channel procedures that operate on virtual transport blocks accumulated from the received uplink assignments.Type: GrantFiled: April 1, 2010Date of Patent: April 1, 2014Assignee: Panasonic CorporationInventors: Joachim Löhr, Takahisa Aoyama, Martin Feuersänger
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Publication number: 20140029586Abstract: The invention relates to methods for reporting on downlink timings by a mobile terminal in a mobile communication system. In order to allow for an aggregation access point to obtain information on propagation delay differences of downlink transmissions on aggregated serving cells, the invention suggests the mobile terminal to report timing information based on reception time difference information for a the target/reference cell. The mobile terminal performs measurements relating to transmission and/or reception time differences on the target/reference cell, and reports same to the eNodeB. The eNodeB compares the measurement result to a predefined maximum propagation delay time difference. Alternatively, the mobile terminal performs the measurements, compares same to the predefined maximum propagation delay time difference and then report the comparison result to the eNodeB.Type: ApplicationFiled: December 6, 2011Publication date: January 30, 2014Applicant: PANASONIC CORPORATIONInventors: Joachim Loehr, Hidetoshi Suzuki, Takashi Tamura, Martin Feuersaenger, Christian Wengerter, Takahisa Aoyama
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Publication number: 20140023010Abstract: The invention relates to a method for transmitting power headroom information from a user equipment to the base station. The transmission is made dependent on scheduling type of the uplink resource, for which the power headroom information is to be calculated and over which it is to be transmitted. If the uplink resource is dynamically scheduled, then the extended power headroom report according to Rel. 10 is transmitted; if it is scheduled persistently, e.g. as part of a semi-persistent scheduling configuration, then a basic power headroom report according to Rel. 8/9 is transmitted. The invention circumvents the problem of delaying data in persistently allocated uplink resources when transmitting an extended power headroom report.Type: ApplicationFiled: March 2, 2012Publication date: January 23, 2014Applicant: PANASONIC CORPORATIONInventors: Joachim Loehr, Christian Wengerter, Martin Feuersaenger, Takashi Tamura
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Patent number: 8555126Abstract: The invention relates to a method for allocating radio resources to a mobile terminal for data transmission in a mobile communication system as performed by a mobile terminal and a base station, respectively. Moreover, the invention relates to a mobile terminal and a base station to perform such method, as well as an implementation of the method in software. The invention further provides a mobile communication system in which radio resources are allocated to a mobile terminal for uplink transmission. In order to avoid false activation of a semi-persistent resource allocation the invention defines new conditions under which a mobile terminal activates a semi-persistent resource allocation. Unlike for example in prior-art systems, a mobile terminal only activates a semi-persistent resource allocation, if it can confirm the activation command received from the access network. Preferably, the activation command and its confirmation are resource assignments.Type: GrantFiled: March 16, 2009Date of Patent: October 8, 2013Assignee: Panasonic CorporationInventors: Joachim Löhr, Martin Feuersänger, Alexander Golitschek Edler von Elbwart
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Publication number: 20130250925Abstract: The invention relates methods for time aligning uplink transmissions by a mobile terminal in a mobile communication system, and to methods for performing a handover of a mobile terminal to a target aggregation access point. The invention is also providing apparatus and system for performing these methods, and computer readable media the instructions of which cause the apparatus and system to perform the methods described herein. In order to allow for aligning the timing of uplink transmissions on uplink component carriers, where different propagation delays are imposed on the transmissions on the uplink component carriers, the inventions suggests to time align the uplink component carriers based on a reference time alignment of a reference cell and a reception time difference or propagation delay difference between the downlink transmissions in the reference cell and the other radio cells, the uplink component carriers of which need to be time aligned.Type: ApplicationFiled: August 15, 2011Publication date: September 26, 2013Applicant: PANASONIC CORPORATIONInventors: Joachim Löhr, Christian Wengerter, Martin Feuersänger, Takashi Tamura, Hidetoshi Suzuki, Takahisa Aoyama
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Patent number: 8489953Abstract: The invention relates to a method for receiving data units when using one HARQ process of an HARQ protocol. The memory associated to the HARQ process is divided into several sub-areas, which are addressable by an identifier. Then, when data is received, same is stored in one of the sub-areas. By providing more than one sub-area for one HARQ process, it is possible to actually use one HARQ process for two (or more) different received data units, being from the same data flow or from a different data flow. The actual sub-area of the HARQ process for storing data units can be either freely selected at the receiving end or is indicated by an identifier associated with the data. Furthermore, persistent scheduled data is transmitted in units, scheduled at fixed time intervals. Thus, a control signaling field, usually used for indicating new units, can be used to store the identifier.Type: GrantFiled: March 16, 2009Date of Patent: July 16, 2013Assignee: Panasonic CorporationInventors: Martin Feuersänger, Joachim Löhr, Christian Wengerter
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Publication number: 20130058315Abstract: The invention relates to methods for adjusting the transmit power utilized by a mobile terminal for uplink transmissions, and to methods for adjusting the transmit power used by a mobile terminal for one or more RACH procedures. The invention is also providing apparatus and system for performing these methods, and computer readable media the instructions of which cause the apparatus and system to perform the methods described herein. In order to allow for adjusting the transmit power of uplink transmissions on uplink component carriers, the invention suggests introducing a power scaling for uplink PRACH transmissions performing RACH procedures on an uplink component carrier. The power scaling is proposed on the basis of a prioritization among multiple uplink transmissions or on the basis of the uplink component carriers on which RACH procedures are performed.Type: ApplicationFiled: April 1, 2011Publication date: March 7, 2013Applicant: PANASONIC CORPORATIONInventors: Martin Feuersänger, Joachim Löhr, Takahisa Aoyama
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Patent number: 8320319Abstract: The invention relates to a method for deactivating a semi-persistent resource allocation of a user equipment in an LTE-based mobile communication system. Furthermore, the invention also related to a user equipment and a eNode B implementing this method. To provide a mechanism for deactivating a semi-persistent resource allocation in a LTE system which is not requiring any changes to the Physical layer-to-MAC layer interface and/or preferably no changes to the PDCCH formats agreed by the 3GPP a combination of NDI value and MCS index is defined that is commanding the release of SPS resources. Alternatively, another solution proposed to define a special transport block size that when signaled in a PDCCH is commanding the release of SPS resources.Type: GrantFiled: August 11, 2009Date of Patent: November 27, 2012Assignee: Panasonic CorporationInventors: Joachim Löhr, Alexander Golitschek Edler Von Elebwart, Martin Feuersänger, Christian Wengerter
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Publication number: 20120147830Abstract: The invention relates to a random access procedure for use in a mobile communication system. Furthermore, the invention also provides a mobile terminal and a base station that as suitably adapted to perform the random access procedure as well as the definition of a special format of a random access response message signalled during the random access procedure. To suggest a random access procedure that allows more information to be conveyed in the first scheduled transmission of the random access procedure, the invention proposes a random access procedure for use in a mobile communication system, wherein a base station transmits a random access response in response to receiving a random access preamble from a mobile terminal, wherein the random access response message comprises a grant for a scheduled transmission by the mobile terminal and an indication on the uplink transmission mode for the scheduled transmission.Type: ApplicationFiled: June 15, 2010Publication date: June 14, 2012Inventors: Joachim Löhr, Hidetoshi Suzuki, Osvaldo Gonsa, Martin Feuersänger
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Publication number: 20120057547Abstract: The invention relates to methods for scheduling of uplink transmission and generating transport blocks according to multiple received uplink assignments Furthermore, the invention is also related to the implementation of these methods in hardware and software. To propose strategies for generating plural transport blocks within a given time constraint, the invention introduces prioritization of the uplink assignments, so that multiple uplink assignments can be ranked in the mobile terminal in a priority order. The prioritization of the uplink assignments is used to determine the order in which the individual transport blocks corresponding to the uplink assignments are filled, respectively how the data of different logical channels is multiplexed to the transport blocks for transmission in the uplink. Another aspect of the invention is to suggest joint logical channel procedures that operate on virtual transport blocks accumulated from the received uplink assignments.Type: ApplicationFiled: April 1, 2010Publication date: March 8, 2012Applicant: PANASONIC CORPORATIONInventors: Joachim Löhr, Takahisa Aoyama, Martin Feuersänger
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Publication number: 20110211504Abstract: The present invention describes a method for configuring a measurement report type to be used by a receiver to report a measurement to a transmitter, wherein the measurement is reported to the transmitter in a report signal over a control channel, said method comprising selecting a first measurement report type and at least one second measurement report type to be used by the receiver to report the measurement, generating a measurement reporting pattern defining an occurrence of the first measurement report type and the at least one second measurement report type in the report signal transmitted by the receiver to the transmitter over control channel, and notifying the first measurement report type, the at least one second measurement report type, and the generated measurement reporting pattern to the receiver.Type: ApplicationFiled: June 11, 2008Publication date: September 1, 2011Applicant: Panasonic CorporationInventors: Martin Feuersänger, Joachim Löhr, Alexander Golitschek Edler Von Elbwart
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Publication number: 20110107169Abstract: The invention relates to a method for allocating radio resources to a mobile terminal for data transmission in a mobile communication system as performed by a mobile terminal and a base station, respectively. Moreover, the invention relates to a mobile terminal and a base station to perform such method, as well as an implementation of the method in software. The invention further provides a mobile communication system in which radio resources are allocated to a mobile terminal for uplink transmission. In order to avoid false activation of a semi-persistent resource allocation the invention defines new conditions under which a mobile terminal activates a semi-persistent resource allocation. Unlike for example in prior-art systems, a mobile terminal only activates a semi-persistent resource allocation, if it can confirm the activation command received from the access network. Preferably, the activation command and its confirmation are resource assignments.Type: ApplicationFiled: March 16, 2009Publication date: May 5, 2011Applicant: Panasonic CorporationInventors: Joachim Löhr, Martin Feuersänger, Alexander Golitschek Edler von Elbwart
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Publication number: 20110047430Abstract: The invention relates to a method for receiving data units when using one HARQ process of an HARQ protocol. The memory associated to the HARQ process is divided into several sub-areas, which are addressable by an identifier. Then, when data is received, same is stored in one of the sub-areas. By providing more than one sub-area for one HARQ process, it is possible to actually use one HARQ process for two (or more) different received data units, being from the same data flow or from a different data flow. The actual sub-area of the HARQ process for storing data units can be either freely selected at the receiving end or is indicated by an identifier associated with the data. Furthermore, persistent scheduled data is transmitted in units, scheduled at fixed time intervals. Thus, a control signaling field, usually used for indicating new units, can be used to store the identifier.Type: ApplicationFiled: March 16, 2009Publication date: February 24, 2011Applicant: PANASONIC CORPORATIONInventors: Martin Feuersänger, Joachim Löhr, Christian Wengerter
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Publication number: 20100240385Abstract: The invention relates to a method for determining Quality of Service information of a radio bearer configured in a mobile node and distributing scheduled radio resources to the radio bearer. Further, the invention also provides a base station and mobile node performing these methods, respectively. The invention suggests a scheme that allows for supporting an efficient Quality of Service over the lifetime of a connection, even upon handover of the mobile node between two radio cells. This is achieved by providing Quality of Service measurements upon handover, such as a provided bit rate of radio bearers configured for the mobile node, to the base station controlling the target radio cell, either by the source base station in the source radio cell or the mobile node.Type: ApplicationFiled: September 28, 2007Publication date: September 23, 2010Applicant: PANASONIC CORPORATIONInventors: Joachim Löhr, Dragan Petrovic, Martin Feuersänger
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Publication number: 20100135229Abstract: The invention relates to method for communicating scheduling related information from a mobile terminal to a base station in the radio access network of a mobile communication system. Further, the invention also relates to a mobile terminal and a base station utilizing this method and a communication system. To avoid the allocation of resources that a mobile terminal may not utilize in view of restriction of uplink rate control by a scheduler, the invention suggests informing the scheduler on the status of a rate enforcement functionality of the uplink rate control function within a mobile terminal, so as t allow an adequate scheduling of uplink resources.Type: ApplicationFiled: April 23, 2008Publication date: June 3, 2010Applicant: PANASONIC CORPORATIONInventors: Joachim Löhr, Martin Feuersänger