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公开(公告)号:US20180309608A1
公开(公告)日:2018-10-25
申请号:US16002613
申请日:2018-06-07
Inventor: Michael Einhaus , Alexander Golitschek Edler von Elbwart , Li Wang
CPC classification number: H04L27/2613 , H04J11/0056 , H04L1/0003 , H04L1/0009 , H04L1/0038 , H04L5/0053 , H04W72/042 , H04W72/082 , H04W72/1289
Abstract: The present invention relates to transmission and reception of downlink control information in a communication system. In particular, a serving base station transmits to a terminal a downlink control information which includes a first field with a scheduling information and a second field with interference parameters (interference information). The receiver employs the interference parameters for interference estimation used in interference cancellation or suppression.
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公开(公告)号:US10033488B2
公开(公告)日:2018-07-24
申请号:US14905752
申请日:2014-07-28
Inventor: Joachim Loehr , Prateek Basu Mallick , Alexander Golitschek Edler von Elbwart , Michael Einhaus , Hidetoshi Suzuki
Abstract: The present invention relates to transmitting data on a shared communication channel in a communication system supporting multiple hybrid automatic repeat request processes and configurable to apply a bundling of transmission time intervals. The data transmitting including mapping of TTIs of the HARQ processes cyclically onto subframes. In order to efficiently support dynamic bundle scheduling, when a grant is received during a bundle transmission, this grant becomes a shifting grant, according to which the bundle is transmitted and according to the location of which the timing of the grant reception and the data transmission is adapted. The transmission of the shifted bundle is performed in accordance with the state of its retransmission process, i.e. the bundle is either initially transmitted or retransmitted.
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公开(公告)号:US20180062796A1
公开(公告)日:2018-03-01
申请号:US15557041
申请日:2016-02-23
Inventor: Sujuan Feng , Michael Einhaus , Alexander Golitschek Edler von Elbwart
CPC classification number: H04L1/1812 , H04B7/0621 , H04L1/1861 , H04L5/001 , H04L5/0055 , H04W72/0413 , H04W72/0446
Abstract: The disclosure relates to a method for providing, by a UE, feedback information of a retransmission protocol to a radio base station, the UE being configured with at least two cells. A least one cell bundling group is defined for the UE such that one of the at least one cell bundling group is associated with at least two out of the at least two cells. The UE communicates with the radio base station to receive downlink transmissions via at least one of the at least two cells. The UE operates a retransmission protocol with the radio base station to provide feedback information for the downlink communication. For each cell bundling group, the UE bundles feedback information generated in connection with those cells being associated with the respective cell bundling group so as to generate bundled feedback information per cell bundling group. The UE transmits the bundled feedback information of each cell bundling group to the radio base station.
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公开(公告)号:US20150085767A1
公开(公告)日:2015-03-26
申请号:US14384363
申请日:2013-02-25
IPC: H04W72/12
CPC classification number: H04W72/12 , H04L1/0001 , H04L1/0016 , H04L5/003
Abstract: The present invention relates to methods and apparatuses for transmitting data in a multicarrier telecommunication system and in particular for performing modulation and coding for low transmission power data. Scheduling information indicating resources on which a terminal is scheduled to transmit data is received at the terminal. The scheduling information includes a modulation and coding indicator set. Data are transmitted on the scheduled resources in accordance with a modulation and coding indicator in the modulation and coding indicator set and with a transmission parameter of the data to be transmitted.
Abstract translation: 本发明涉及用于在多载波电信系统中传输数据,特别是用于对低发射功率数据进行调制和编码的方法和装置。 在终端处接收指示终端被调度发送数据的资源的调度信息。 调度信息包括调制编码指示符组。 根据调制编码指示符中的调制编码指示符和要发送的数据的发送参数,在调度资源上发送数据。
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公开(公告)号:US12114367B2
公开(公告)日:2024-10-08
申请号:US18318582
申请日:2023-05-16
Inventor: Michael Einhaus , Joachim Loehr , Hidetoshi Suzuki , Li Wang
IPC: H04W74/0833 , H04J13/00 , H04L5/00 , H04L27/00 , H04W16/14 , H04W52/00 , H04W52/02 , H04W72/02 , H04W72/0453 , H04W72/21 , H04W74/00
CPC classification number: H04W74/0833 , H04J13/00 , H04L5/00 , H04L5/0064 , H04L5/0082 , H04L27/0006 , H04W52/00 , H04W52/0216 , H04W52/0219 , H04W72/02 , H04W72/0453 , H04W72/21 , H04W74/008 , H04L5/0007 , H04L5/001 , H04L5/0053 , H04W16/14
Abstract: A user equipment includes circuitry which selects a random access preamble sequence, and a transmitter which transmits the random access preamble sequence to a base station in a frequency bandwidth of an unlicensed band, and performs at least one of a first operation and a second operation. In the first operation, the circuitry selects a first sequence as the random access preamble sequence, the first sequence having a length longer than a length of a random preamble sequence used for a licensed band, and the transmitter transmits the first sequence in the frequency bandwidth of the unlicensed band. In the second operation, the circuitry selects a second sequence as the random access preamble sequence, the second sequence having a length equal to the length of a random preamble sequence used for the licensed band, and the transmitter transmits the second sequence with repetitions in the frequency bandwidth of the unlicensed band.
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公开(公告)号:US11800511B2
公开(公告)日:2023-10-24
申请号:US17670334
申请日:2022-02-11
Inventor: Li Wang , Alexander Golitschek Edler Von Elbwart , Michael Einhaus , Hidetoshi Suzuki , Lilei Wang , Masayuki Hoshino
CPC classification number: H04W72/1215 , H04L5/001 , H04L5/0044 , H04L5/0053 , H04L5/0092 , H04W72/23 , H04L5/0007 , H04L5/0062 , H04L5/1469 , H04W16/14 , H04W76/15
Abstract: Provided are a resource scheduling method, a resource determining method, an eNB, and a user equipment. The resource scheduling method for wireless communication is performed by the eNB. The wireless communication involves at least a first carrier and a second carrier. The resource scheduling method includes: transmitting a DCI in the first carrier to a UE to schedule downlink resources for a PDSCH of the second carrier, wherein the eNB is able to start transmitting a burst in the second carrier at a flexible time independent of the subframe boundaries of the second carrier after the second carrier is occupied by the eNB, and the DCI for a flexible PDSCH of the burst different from the normal PDSCH of the second carrier contains information on the time period scheduled for the flexible PDSCH. The flexible PDSCH and its corresponding RS can reuse the DwPTS subframe structure for minimal specification impact.
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公开(公告)号:US20230292374A1
公开(公告)日:2023-09-14
申请号:US18318582
申请日:2023-05-16
Inventor: Michael Einhaus , Joachim Loehr , Hidetoshi Suzuki , Li Wang
IPC: H04W74/08 , H04W52/02 , H04L5/00 , H04L27/00 , H04J13/00 , H04W52/00 , H04W72/21 , H04W72/02 , H04W72/0453 , H04W74/00
CPC classification number: H04W74/0833 , H04W52/0219 , H04L5/0064 , H04W52/0216 , H04L27/0006 , H04J13/00 , H04L5/0082 , H04W52/00 , H04W72/21 , H04W72/02 , H04W72/0453 , H04W74/008 , H04L5/00 , H04L5/0053 , H04L5/001 , H04L5/0007 , H04W16/14
Abstract: A user equipment includes circuitry which selects a random access preamble sequence, and a transmitter which transmits the random access preamble sequence to a base station in a frequency bandwidth of an unlicensed band, and performs at least one of a first operation and a second operation. In the first operation, the circuitry selects a first sequence as the random access preamble sequence, the first sequence having a length longer than a length of a random preamble sequence used for a licensed band, and the transmitter transmits the first sequence in the frequency bandwidth of the unlicensed band. In the second operation, the circuitry selects a second sequence as the random access preamble sequence, the second sequence having a length equal to the length of a random preamble sequence used for the licensed band, and the transmitter transmits the second sequence with repetitions in the frequency bandwidth of the unlicensed band.
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公开(公告)号:US11696334B2
公开(公告)日:2023-07-04
申请号:US17217652
申请日:2021-03-30
Inventor: Michael Einhaus , Joachim Loehr , Hidetoshi Suzuki , Li Wang
IPC: H04W74/08 , H04L5/00 , H04L27/00 , H04W72/21 , H04W72/02 , H04W72/0453 , H04W74/00 , H04W52/02 , H04J13/00 , H04W52/00 , H04W16/14
CPC classification number: H04W74/0833 , H04J13/00 , H04L5/00 , H04L5/0064 , H04L5/0082 , H04L27/0006 , H04W52/00 , H04W52/0216 , H04W52/0219 , H04W72/02 , H04W72/0453 , H04W72/21 , H04W74/008 , H04L5/001 , H04L5/0007 , H04L5/0053 , H04W16/14
Abstract: A user equipment includes circuitry which selects a random access preamble sequence, and a transmitter which transmits the random access preamble sequence to a base station in a frequency bandwidth of an unlicensed band, and performs at least one of a first operation and a second operation. In the first operation, the circuitry selects a first sequence as the random access preamble sequence, the first sequence having a length longer than a length of a random preamble sequence used for a licensed band, and the transmitter transmits the first sequence in the frequency bandwidth of the unlicensed band. In the second operation, the circuitry selects a second sequence as the random access preamble sequence, the second sequence having a length equal to the length of a random preamble sequence used for the licensed band, and the transmitter transmits the second sequence with repetitions in the frequency bandwidth of the unlicensed band.
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公开(公告)号:US20220377712A1
公开(公告)日:2022-11-24
申请号:US17882476
申请日:2022-08-05
Inventor: Alexander Golitschek Edler von Elbwart , Michael Einhaus , Hidetoshi Suzuki , Sujuan Feng , Lilei Wang
IPC: H04W72/04
Abstract: The disclosure relates to a method for allocating radio resources to a user terminal for performing communication between a radio control entity and the user terminal in a communication system. At least first predetermined radio resources are configured in the user terminal for use in connection with a particular carrier and are associated with a particular format of a downlink control information, DCI, message. The user terminal receives a DCI message of the particular format from the radio control entity. Upon receiving the DCI message of the particular format, the user terminal identifies the first predetermined radio resources associated with this received DCI message, and using the identified first predetermined radio resources for communication between the user terminal and the radio control entity via the particular carrier. The particular carrier can be an unlicensed carrier.
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公开(公告)号:US11445494B2
公开(公告)日:2022-09-13
申请号:US17037314
申请日:2020-09-29
Inventor: Alexander Golitschek Edler von Elbwart , Michael Einhaus , Hidetoshi Suzuki , Sujuan Feng , Lilei Wang
Abstract: The disclosure relates to a method for allocating radio resources to a user terminal for performing communication between a radio control entity and the user terminal in a communication system. At least first predetermined radio resources are configured in the user terminal for use in connection with a particular carrier and are associated with a particular format of a downlink control information, DCI, message. The user terminal receives a DCI message of the particular format from the radio control entity. Upon receiving the DCI message of the particular format, the user terminal identifies the first predetermined radio resources associated with this received DCI message, and using the identified first predetermined radio resources for communication between the user terminal and the radio control entity via the particular carrier. The particular carrier can be an unlicensed carrier.
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