Nokia Solutions and Networks Oy

Nokia Technologies Oy

Wireless Future Technologies, Inc.

Nokia Siemens Networks Oy

Nokia Corporation

Cellular Communications Equipment LLC

Other

Hmd Global Oy

Beijing Xiaomi Mobile Software Co., Ltd.

Timo Erkki Lunttila

Esa Tapani Tiirola

Kari Juhani Hooli

Kari Pekka Pajukoski

Klaus Hugl

Karol Schober

Frank Frederiksen

Antti Anton Toskala

Karri Markus Ranta-Aho

Claudio Rosa

Ajit Kahaduwe

Juha Sakari Korhonen

Peter Skov

Klaus Ingemann Pedersen

Mihai Enescu

Jussi Kustaa Ojala

Tommi Tapani Koivisto

Tao Tao

Timo E Roman

Jari Olavi Lindholm

Weidong Yang

Li Ni Zhang

Sami-Jukka Hakola

Xiaoyi Wang

Cassio Ribeiro

Xiao Wang

Ankit Bhamri

Michal Cierny

Sigen Ye

Chunli Wu

Rapeepat Ratasuk

Jorma Johannes Kaikkonen

Woonhee Hwang

Peng Chen

Esa Mikael Malkamäki

Eugene Visotsky

Matti Tapani Kiiski

Chun Hai Yao

Navin Hathiramani

Pasi Eino Tapio Kinnunen

De Shan Miao

Renato Barbosa Abreu

Arto Lehti

Vitaly Petrov

Chunhai Yao

Samuli Heikki Turtinen

Vinh Van Phan

Benoist Sebire

Ling Yu

Jarkko Tuomo Koskela

Frederick W Vook

Tero Henttonen

Esa Mikael Malkamaki

Henri Markus Koskinen

Olav Tirkkonen

Sabine Roessel

Nuno Manuel Kiilerich Pratas

Harri Holma

Chunyan Gao

Yong Liu

Jun Tan

Helka-Liina Määttänen

Mikko Saily

Bishwarup Mondal

Juho Pirskanen

Mads Lauridsen

Yonggang Wang

Chao Wu

Matti Jokimies

Antti Piipponen

Hua Chao

Xiang Guang Che

Jianguo Liu

Torsten Wildschek

Jani Matti Johannes Moilanen

Shuang Tan

Naizheng Zheng

Hans Thomas Höhne

Kyoungmin Park

Laura Luque Sanchez

Juho Mikko Oskari Pirskanen

Hans Höhne

Yuyu Yan

Kari Pietikäinen

Margarita Gapeyenko

An example method includes determining at least a first search space configuration and a second search space configuration; determining a first set of periodic search spans formed by a first subset of time-domain symbols of each search window in the first set of periodic search windows and further determining a second set of periodic search spans; forming a sequence of search spans from the first set of periodic search spans and the second set of periodic search spans and determining a virtual search window; determining a maximum number of downlink control information candidates; searching the received signal within the virtual search window for up to the maximum number of downlink control channel candidates and omitting the searching for remaining downlink control channel candidates and, upon detecting the downlink control channel, extracting downlink control information on the downlink control channel.

Control channel detection in terminal device

Example embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of the adjustment of the Timing Advance (TA). The method comprises determining a channel occupancy time structure for accessing a radio channel between the first device and a second device, the channel occupancy time structure indicating a set of time-domain resources for accessing the radio channel; and setting a timing advance for a transmission from the first device to the second device based on the channel occupancy time structure. In this way, a dynamic adjustment of TA is allowed at the UE, which ensures that a desire duration of the gaps of the channel occupancy at different transmission scenarios.

Adjustment for timing advance

A method, apparatus, and computer program for controlling allocation of control message fields in uplink transmission in a cellular telecommunication system are presented. Uplink control message fields are allocated to the resources of a physical uplink shared traffic channel according to an uplink transmission scheme selected for a user terminal. The control message fields are allocated so that transmission performance of the control messages is optimized for the selected uplink transmission scheme.

Uplink control signaling in cellular telecommunication system

Systems, methods, apparatuses, and computer program products for user equipment (UE) power saving utilizing resource block (RB)-sets are provided.

Frequency-selective light dormancy using resource block sets

A method and an apparatus for a second user equipment, that causes the apparatus to perform: determining whether a synchronization signal has been received during a first set of synchronization resources; and when it is determined the synchronization signal was received, determining that the apparatus is allowed to use communication resources during a second set of synchronization resources for a first sidelink communication; and when it is determined the synchronization was not received, abstaining from using the communication resources during the second set of synchronization resources for a first sidelink communication; and monitoring the second set of synchronization resources for a synchronization signal.

Apparatus and method

A user equipment (UE) may determine channel state information (CSI) reports with each CSI report being related to a component carrier. The UE may send a subframe with CSI report(s) on a physical uplink control channel (PUCCH). When a collision occurs in the subframe having the CSI report(s) on the PUCCH a lower priority CSI report may be dropped from the transmission.

Reporting channel state information in a multiple component carrier network

Example embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media for HARQ retransmission for HARQ feedback. In example embodiments, a first device receives, from a second device, hybrid automatic repeat request, HARQ, negative acknowledgement, NACK, feedback for a data unit in a HARQ process. Moreover, the first device retransmits, to the second device, the data unit in the HARQ process and at least one data unit in at least one subsequent HARQ process, regardless of receiving HARQ feedback for the at least one data unit in the at least one subsequent HARQ process.

HARQ retransmissions for HARQ feedback

In accordance with an example embodiment of the present invention, a method comprising: determining, by a user equipment of a communication network, information received from a communication network comprising a physical uplink control channel resource set indication and an indication of subcarrier spacing used for a physical uplink control channel; based on the information, determining at least one of a size or allocation of at least one physical uplink control channel resource associated with the physical uplink control channel resource set; and transmitting control information associated with the physical uplink control channel to the communication network using at least the determined at least one of size or allocation of the at least one physical uplink control channel resource.

PUCCH design for unlicensed band operation at MMWAVES

A method may include, by an apparatus, sensing at least one beam; initiating a channel occupancy time based on the sensing; transmitting at least one first downlink transmission on the at least one beam during the channel occupancy time, wherein the at least one first downlink transmission on the at least one beam triggers at least one first uplink transmission on the at least one beam during the channel occupancy time; receiving the at least one first uplink transmission on the at least one beam during the channel occupancy time; determining interference condition on the at least one beam based on the at least one first uplink transmission; and scheduling at least one second downlink transmission or at least one second uplink transmission on the at least one beam with restriction during a rest of the channel occupancy time when the interference condition meets at least one threshold requirement.

Apparatus, method, and computer program for scheduling transmissions

Solutions for determining a resource for transmitting/detecting an uplink (UL) control signal are proposed. For example, a method includes receiving a physical resource configuration and/or an assigned resource indicator for transmitting the UL control signal, wherein the physical resource configuration indicates a plurality of resources in frequency domain. The method also includes determining a resource based on the received physical resource configuration and/or the assigned resource indicator; and adjusting the determined resource for transmitting the UL control signal based on at least one of an outcome of downlink (DL) listen before talk (LBT) performed prior to the transmission of the UL control signal, an outcome of UL LBT performed prior to the transmission of the UL control signal, and a time gap between the UL LBT and the transmission of the UL control signal.

Resource determination for communicating uplink control signal in wide bandwidth deployments

A user equipment (UE) is disclosed. The UE includes a receiver and a processor that receive a radio resource control (RRC) signal including uplink (UL) sounding reference signal (SRS) configuration information. The UE also receives a semi-persistent scheduling (SPS) message to activate transmission of UL SRSs The UE may then transmit UL SRSs in a time and frequency pattern based on at least the UL SRS configuration information. A UE method and an eNode-B are also disclosed.

Wireless device capable of transmitting uplink sounding reference signals

According to an example aspect, there is provided an apparatus, configured to receive, by a user terminal, configuration for a grant-free transmission on a shared radio resource, the grant-free transmission comprising at least one collision avoidance transmission and at least one data transmission, wherein the at least one collision avoidance transmission precedes the at least one data transmission, determine a first transmission power for the at least one data transmission, determine a second transmission power for the at least one collision avoidance transmission based on information indicative to the a location of the user terminal proportionate to the a location of an access node providing a radio cell, and transmit the at least one collision avoidance transmission at the second determined power and the at least one data transmission at the determined first transmission power.

Power control

According to an example aspect of the present invention, there is provided a method for a cellular wireless device, including, obtaining, from a cellular base station, a first opportunity for an uplink data transmission on an unlicensed frequency band, wherein the first opportunity is within a first period reserved for first transmission opportunities on a frequency channel, upon detecting that the frequency channel is occupied at a beginning of the first opportunity, determining a second opportunistic resource for the uplink data transmission or a downlink transmission and receiving or transmitting using the second opportunistic resource.

Improving operation of cellular communication networks on unlicensed frequency bands

Embodiments of the present disclosure relate to bit reduction in resource information. According to embodiments of the present disclosure, the number of bits to indicate the resource allocation is reduced and the network device generate the control information based on an offset associated with the bit reduction. In this way, multiple transmission opportunities for the transmission of Msg3 of the random access procedure are provided without increasing the signaling overhead.

Bit reduction in resource information

Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of channel access procedure based on the channel access priority class (CAPC). The method comprises receiving scheduling information from a second device, the scheduling information at least indicating resources allocated for a transmission from the first device to the second device, a channel access type for the transmission and an expected access priority for the transmission. The method further comprises comparing the expected access priority with an access priority of data in a buffer of the first device and determining use of the resources based on the comparison. In this way, the Channel Occupancy Time (COT) sharing can be used only for the data with higher or equal priority to avoid unintended usage of the grant on unlicensed band and coexistence fairness among nodes with different types of traffic to be transmitted may be achieved.

Channel access procedure based on channel access priority class

Growing community of inventors

Espoo, Finland

Timo Erkki Lunttila