EP4278519A1 - Gestion de collision pour transmission en liaison montante parallèle - Google Patents

Gestion de collision pour transmission en liaison montante parallèle

Info

Publication number
EP4278519A1
EP4278519A1 EP21841137.9A EP21841137A EP4278519A1 EP 4278519 A1 EP4278519 A1 EP 4278519A1 EP 21841137 A EP21841137 A EP 21841137A EP 4278519 A1 EP4278519 A1 EP 4278519A1
Authority
EP
European Patent Office
Prior art keywords
pusch
pucch
channels
puschs
ccs
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21841137.9A
Other languages
German (de)
English (en)
Inventor
Yi Huang
Wei Yang
Peter Gaal
Seyedkianoush HOSSEINI
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US17/644,298 external-priority patent/US20220232590A1/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of EP4278519A1 publication Critical patent/EP4278519A1/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Arrangements for allocating sub-channels of the transmission path allocation of payload
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
    • H04W72/569—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information

Definitions

  • the present disclosure relates generally to communication systems, and more particularly, to a method of wireless communication including a collision handling for parallel uplink transmission.
  • Wireless communication systems are widely deployed to provide various telecommunication services such as telephony, video, data, messaging, and broadcasts.
  • Typical wireless communication systems may employ multiple-access technologies capable of supporting communication with multiple users by sharing available system resources. Examples of such multiple-access technologies include code division multiple access (CDMA) systems, time division multiple access (TDMA) systems, frequency division multiple access (FDMA) systems, orthogonal frequency division multiple access (OFDMA) systems, single-carrier frequency division multiple access (SC-FDMA) systems, and time division synchronous code division multiple access (TD-SCDMA) systems.
  • CDMA code division multiple access
  • TDMA time division multiple access
  • FDMA frequency division multiple access
  • OFDMA orthogonal frequency division multiple access
  • SC-FDMA single-carrier frequency division multiple access
  • TD-SCDMA time division synchronous code division multiple access
  • 5G New Radio is part of a continuous mobile broadband evolution promulgated by Third Generation Partnership Project (3GPP) to meet new requirements associated with latency, reliability, security, scalability (e.g., with Internet of Things (IoT)), and other requirements.
  • 3GPP Third Generation Partnership Project
  • 5G NR includes services associated with enhanced mobile broadband (eMBB), massive machine type communications (rnMTC), and ultra-reliable low latency communications (URLLC).
  • eMBB enhanced mobile broadband
  • rnMTC massive machine type communications
  • URLLC ultra-reliable low latency communications
  • Some aspects of 5G NR may be based on the 4G Long Term Evolution (LTE) standard.
  • LTE Long Term Evolution
  • the apparatus may be a UE, and the UE may partition a plurality of channels including one or more physical uplink control channels (PUCCHs) and one or more physical uplink shared channels (PUSCHs) into two groups, the plurality of channels being scheduled for transmission on component carriers (CCs) including a first set of CCs for communicating data and a second set of CCs for communicating control information and data, identify a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, and multiplex a first PUCCH of the one or more PUCCHs with a first PUSCH of the first subset of PUSCHs that is in the second set of CCs based on the first PUCCH overlapping in time with at least a part of the at least one PUSCH.
  • the first subset of PUSCHs may be determined based on an indication received from a base station for each
  • the two groups may include a first group including the one or more PUCCHs and a second group including the one or more PUSCHs.
  • the partitioning the plurality of channels may include determining that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group, and multiplexing the second PUCCH with the overlapping third PUCCH to generate the first PUCCH.
  • At least one PUSCH may include the first PUSCH with a first order and a second PUSCH with a second order, and the UE may further determine that the first order of the first PUSCH of at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determine the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • the UE may determine the first subset of PUSCHs by determining a preliminary subset of PUSCHs of the at least one PUSCH that has a channel priority same as the first PUCCH, and the first subset of PUSCHs may be determined from the preliminary subset of PUSCHs that is in the second set of CCs.
  • the two groups may include a first set of channels and a second set of channels, the first set of channels and the second set of channels having different channel priorities.
  • At least one PUSCH may include the first PUSCH with a first order and a second PUSCH with a second order, and the UE may further determine that the first order of the first PUSCH of at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determining the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • the UE may resolve channel collision between the first set of channels and the second set of channels having different channel priorities.
  • the UE may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, the third PUSCH and the first PUSCH multiplexed with the first PUCCH being scheduled for transmission on the same CC, and determine to drop one of the first PUSCH multiplexed with the first PUCCH or the third PUSCH that has a lower channel priority.
  • the UE may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels and determining to drop one of the first PUSCH multiplexed with the first PUCCH and the fourth PUCCH that has a lower channel priority.
  • the UE may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and multiplex the fourth PUCCH with the first PUSCH multiplexed with the first PUCCH based on the determination that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH.
  • the UE may determine a second subset of PUSCHs of the second set of channels that is in the second set of CCs, determine that a fifth PUCCH, in the first set of channels, that is not overlapping with any PUSCHof the first subset of PUSCHs overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, and multiplex the fifth PUCCH of the first subset of PUSCHs with the third PUSCH of the second set of PUSCHs based on the determination that the fifth PUCCH overlaps in time with at least a part of the third PUSCH.
  • the UE may determine that a fourth PUCCH in the second set of channels overlaps in time with at least a part of a fifth PUCCH in the first set of channels, and multiplex the fourth PUCCH with the fifth PUCCH based on the determination that the fourth PUCCH overlaps in time with at least a part of a fifth PUCCH.
  • At least one PUSCH may include the first PUSCH with a first order and a second PUSCH with a second order, and the UE may further determine that the first order of the first PUSCH of at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determine the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • an order of a PUSCH with scheduled aperiodic channel state information may be determined to be greater than an order of a PUSCH without scheduled aperiodic CSI.
  • an order of a PUSCH on a first CC may be determined to be higher than an order of a PUSCH on a second CC based on a first CC index of the first CC being smaller than a second CC index of the second CC.
  • the one or more aspects comprise the features hereinafter fully described and particularly pointed out in the claims.
  • the following description and the annexed drawings set forth in detail certain illustrative features of the one or more aspects. These features are indicative, however, of but a few of the various ways in which the principles of various aspects may be employed, and this description is intended to include all such aspects and their equivalents.
  • FIG. 1 is a diagram illustrating an example of a wireless communications system and an access network.
  • FIG. 2A is a diagram illustrating an example of a first frame, in accordance with various aspects of the present disclosure.
  • FIG. 2B is a diagram illustrating an example of DL channels within a subframe, in accordance with various aspects of the present disclosure.
  • FIG. 2C is a diagram illustrating an example of a second frame, in accordance with various aspects of the present disclosure.
  • FIG. 2D is a diagram illustrating an example of UL channels within a subframe, in accordance with various aspects of the present disclosure.
  • FIG. 3 is a diagram illustrating an example of a base station and user equipment (UE) in an access network.
  • FIG. 4 is a diagram illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • FIG. 5 a diagram illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • FIG. 6 a diagram illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • FIG. 7 a diagram illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • FIG. 8 is a communication chart of a method of wireless communication.
  • FIG. 9 is a flowchart of a method of wireless communication.
  • FIG. 10 is a flowchart of a method of wireless communication.
  • FIG. 11 is a flowchart of a method of wireless communication.
  • FIG. 12 is a diagram illustrating an example of a hardware implementation for an example apparatus.
  • FIG. 13 is a diagram illustrating an example of a hardware implementation for an example apparatus.
  • processors include microprocessors, microcontrollers, graphics processing units (GPUs), central processing units (CPUs), application processors, digital signal processors (DSPs), reduced instruction set computing (RISC) processors, systems on a chip (SoC), baseband processors, field programmable gate arrays (FPGAs), programmable logic devices (PLDs), state machines, gated logic, discrete hardware circuits, and other suitable hardware configured to perform the various functionality described throughout this disclosure.
  • processors in the processing system may execute software.
  • Software shall be construed broadly to mean instructions, instruction sets, code, code segments, program code, programs, subprograms, software components, applications, software applications, software packages, routines, subroutines, objects, executables, threads of execution, procedures, functions, etc., whether referred to as software, firmware, middleware, microcode, hardware description language, or otherwise.
  • the functions described may be implemented in hardware, software, or any combination thereof. If implemented in software, the functions may be stored on or encoded as one or more instructions or code on a computer-readable medium.
  • Computer-readable media includes computer storage media. Storage media may be any available media that can be accessed by a computer.
  • such computer-readable media can comprise a random-access memory (RAM), a read-only memory (ROM), an electrically erasable programmable ROM (EEPROM), optical disk storage, magnetic disk storage, other magnetic storage devices, combinations of the types of computer- readable media, or any other medium that can be used to store computer executable code in the form of instructions or data structures that can be accessedby a computer.
  • implementations and/or uses may come about via integrated chip implementations and other non-module-component based devices (e.g., end-user devices, vehicles, communication devices, computing devices, industrial equipment, retail/purchasing devices, medical devices, artificial intelligence (Al)-enabled devices, etc.). While some examples may or may not be specifically directed to use cases or applications, a wide assortment of applicability of described aspects may occur.
  • non-module-component based devices e.g., end-user devices, vehicles, communication devices, computing devices, industrial equipment, retail/purchasing devices, medical devices, artificial intelligence (Al)-enabled devices, etc.
  • Implementations may range a spectrum from chip-level or modular components to non-modular, non-chip-level implementations and further to aggregate, distributed, or original equipment manufacturer (OEM) devices or systems incorporating one or more aspects of the described aspects.
  • devices incorporating described aspects and features may also include additional components and features for implementation and practice of claimed and described aspect.
  • transmission and reception of wireless signals necessarily includes a number of components for analog and digital purposes (e.g., hardware components including antenna, RF-chains, power amplifiers, modulators, buffer, processor(s), interleaver, adders/summers, etc.). It is intended that aspects described herein may be practiced in a wide variety of devices, chip-level components, systems, distributed arrangements, aggregated or disaggregated components, end-user devices, etc. of varying sizes, shapes, and constitution.
  • FIG. 1 is a diagram illustrating an example of a wireless communications system and an access network 100.
  • the wireless communications system (also referred to as a wireless wide area network (WWAN)) includes base stations 102, UEs 104, an Evolved Packet Core (EPC) 160, and another core network 190 (e.g., a 5G Core (5GC)).
  • the base stations 102 may include macrocells (high power cellular base station) and/or small cells (low power cellular base station).
  • the macrocells include base stations.
  • the small cells include femtocells, picocells, and microcells.
  • the base stations 102 configured for 4G LTE may interface with the EPC 160 through first backhaul links 132 (e.g., SI interface).
  • the base stations 102 configured for 5G NR may interface with core network 190 through second backhaul links 184.
  • UMTS Universal Mobile Telecommunications System
  • 5G NR Next Generation RAN
  • the base stations 102 may perform one or more of the following functions: transfer of user data, radio channel ciphering and deciphering, integrity protection, header compression, mobility control functions (e.g., handover, dual connectivity), inter-cell interference coordination, connection setup and release, load balancing, distribution for non-access stratum (NAS) messages, NAS node selection, synchronization, radio access network (RAN) sharing, multimedia broadcast multicast service (MBMS), subscriber and equipment trace, RAN information management (RIM), paging, positioning, and delivery of warning messages.
  • the base stations 102 may communicate directly or indirectly (e.g., through the EPC 160 or core network 190) with each other over third backhaul links 134 (e.g., X2 interface).
  • the first backhaul links 132, the second backhaul links 184, and the third backhaul links 134 may be wired or wireless.
  • the base stations 102 may wirelessly communicate with the UEs 104. Each of the base stations 102 may provide communication coverage for a respective geographic coverage area 110. There may be overlapping geographic coverage areas 110. For example, the small cell 102' may have a coverage area 110' that overlaps the coverage area 110 of one or more macro base stations 102.
  • a network that includes both small cell and macrocells may be known as a heterogeneous network.
  • a heterogeneous network may also include Home Evolved Node Bs (eNBs) (HeNBs), which may provide service to a restricted group known as a closed subscriber group (CSG).
  • eNBs Home Evolved Node Bs
  • CSG closed subscriber group
  • the communication links 120 between the base stations 102 and the UEs 104 may include uplink (UL) (also referred to as reverse link) transmissions from a UE 104 to a base station 102 and/or downlink (DL) (also referred to as forward link) transmissions from a base station 102 to a UE 104.
  • the communication links 120 may use multiple- in put and multiple -output (MIMO) antenna technology, including spatial multiplexing, beamforming, and/or transmit diversity.
  • the communication links may be through one or more carriers.
  • the base stations 102 / UEs 104 may use spectrum up to T MHz (e.g., 5, 10, 15, 20, 100, 400, etc.
  • the component carriers may include a primary component carrier and one or more secondary component carriers.
  • a primary component carrier may be referred to as a primary cell (PCell) and a secondary component carrier may be referred to as a secondary cell (SCell).
  • D2D communication link 158 may use the DL/UL WWAN spectrum.
  • the D2D communication link 158 may use one or more sidelink channels, such as a physical sidelink broadcast channel (PSBCH), a physical sidelink discovery channel (PSDCH), a physical sidelink shared channel (PSSCH), and a physical sidelink control channel (PSCCH).
  • sidelink channels such as a physical sidelink broadcast channel (PSBCH), a physical sidelink discovery channel (PSDCH), a physical sidelink shared channel (PSSCH), and a physical sidelink control channel (PSCCH).
  • sidelink channels such as a physical sidelink broadcast channel (PSBCH), a physical sidelink discovery channel (PSDCH), a physical sidelink shared channel (PSSCH), and a physical sidelink control channel (PSCCH).
  • sidelink channels such as a physical sidelink broadcast channel (PSBCH), a physical sidelink discovery channel (PSDCH), a physical sidelink shared channel (PSSCH), and a physical sidelink control channel (PSCCH).
  • the wireless communications system may further include a Wi-Fi access point (AP) 150 in communication with Wi-Fi stations (STAs) 152 via communication links 154, e.g., in a 5 GHz unlicensed frequency spectrum or the like.
  • AP Wi-Fi access point
  • STAs Wi-Fi stations
  • communication links 154 e.g., in a 5 GHz unlicensed frequency spectrum or the like.
  • the STAs 152 / AP 150 may perform a clear channel assessment (CCA) prior to communicating in order to determine whether the channel is available.
  • CCA clear channel assessment
  • the small cell 102' may operate in a licensed and/or an unlicensed frequency spectrum. When operating in an unlicensed frequency spectrum, the small cell 102' may employ NR and use the same unlicensed frequency spectrum (e.g., 5 GHz, or the like) as used by the Wi-Fi AP 150. The small cell 102', employing NR in an unlicensed frequency spectrum, may boost coverage to and/or increase capacity of the access network.
  • the small cell 102' employing NR in an unlicensed frequency spectrum, may boost coverage to and/or increase capacity of the access network.
  • FR1 frequency range designations FR1 (410 MHz - 7.125 GHz) and FR2 (24.25 GHz - 52.6 GHz). Although a portion of FR1 is greater than 6 GHz, FR1 is often referred to (interchangeably) as a “sub-6 GHz” band in various documents and articles.
  • FR2 which is often referredto (interchangeably) as a “millimeter wave” band in documents and articles, despite being different from the extremely high frequency (EHF) band (30 GHz - 300 GHz) which is identified by the International Telecommunications Union (ITU) as a “millimeter wave” band.
  • EHF extremely high frequency
  • ITU International Telecommunications Union
  • FR3 7.125 GHz - 24.25 GHz
  • FR4 71 GHz - 114.25 GHz
  • FR5 114.25 GHz - 300 GHz
  • sub-6 GHz or the like if used herein may broadly represent frequencies that may be less than 6 GHz, may be within FR1, or may include midband frequencies.
  • millimeter wave or the like if used herein may broadly represent frequencies that may include mid-band frequencies, may be within FR2, FR4, FR2-2, and/or FR5, or may be within the EHF band.
  • a base station 102 may include and/or be referredto as an eNB, gNodeB (gNB), or another type of base station.
  • Some base stations, such as gNB 180 may operate in a traditional sub 6 GHz spectrum, in millimeter wave frequencies, and/or near millimeter wave frequencies in communication with the UE 104.
  • the gNB 180 may be referred to as a millimeter wave base station.
  • the millimeter wave base station 180 may utilize beamforming 182 with the UE 104 to compensate for the path loss and short range.
  • the base station 180 and the UE 104 may each include a plurality of antennas, such as antenna elements, antenna panels, and/or antenna arrays to facilitate the beamforming.
  • the base station 180 may transmit a beamformed signal to the UE 104 in one or more transmit directions 182'.
  • the UE 104 may receive the beamformed signal from the base station 180 in one or more receive directions 182".
  • the UE 104 may also transmit a beamformed signal to the base station 180 in one or more transmit directions.
  • the base station 180 may receive the beamformed signal from the UE 104 in one or more receive directions.
  • the base station 180 / UE 104 may perform beam training to determine the best receive and transmit directions for each of the base station 180 / UE 104.
  • the transmit and receive directions for the base station 180 may or may not be the same.
  • the transmit and receive directions for the UE 104 may or may not be the same.
  • the EPC 160 may include a Mobility Management Entity (MME) 162, other MMEs 164, a Serving Gateway 166, a Multimedia Broadcast Multicast Service (MBMS) Gateway 168, a Broadcast Multicast Service Center (BM- SC) 170, and a Packet Data Network (PDN) Gateway 172.
  • MME Mobility Management Entity
  • MBMS Multimedia Broadcast Multicast Service
  • BM- SC Broadcast Multicast Service Center
  • PDN Packet Data Network
  • the MME 162 may be in communication with a Home Subscriber Server (HSS) 174.
  • HSS Home Subscriber Server
  • the MME 162 is the control node that processes the signaling between the UEs 104 and the EPC 160.
  • the MME 162 provides bearer and connection management. All user Internet protocol (IP) packets are transferred through the Serving Gateway 166, which itself is connected to the PDN Gateway 172.
  • IP Internet protocol
  • the PDN Gateway 172 provides UE IP address allocation as well as other functions.
  • the PDN Gateway 172 and the BM-SC 170 are connected to the IP Services 176.
  • the IP Services 176 may include the Internet, an intranet, an IP Multimedia Subsystem (IMS), a PS Streaming Service, and/or other IP services.
  • the BM-SC 170 may provide functions for MBMS user service provisioning and delivery.
  • the BM-SC 170 may serve as an entry point for content provider MBMS transmission, may be used to authorize and initiate MBMS Bearer Services within a public land mobile network (PLMN), and may be used to schedule MBMS transmissions.
  • PLMN public land mobile network
  • the MBMS Gateway 168 may be used to distribute MBMS traffic to the base stations 102 belonging to a Multicast Broadcast Single Frequency Network (MBSFN) area broadcasting a particular service, and may be responsible for session management (start/stop) and for collecting eMBMS related charging information.
  • MMSFN Multicast Broadcast Single Frequency Network
  • the core network 190 may include an Access and Mobility Management Function (AMF) 192, other AMFs 193, a Session Management Function (SMF) 194, and aUser Plane Function (UPF) 195.
  • the AMF 192 may be in communication with a Unified Data Management (UDM) 196.
  • the AMF 192 is the control node that processes the signaling between the UEs 104 and the core network 190.
  • the AMF 192 provides QoS flow and session management. All user Internet protocol (IP) packets are transferred through the UPF 195.
  • the UPF 195 provides UE IP address allocation as well as other functions.
  • the UPF 195 is connected to the IP Services 197.
  • the IP Services 197 may include the Internet, an intranet, an IP Multimedia Subsystem (IMS), a Packet Switch (PS) Streaming (PSS) Service, and/or other IP services.
  • IMS IP Multimedia Subsystem
  • PS Packet Switch
  • PSS Packet
  • the base station may include and/or be referred to as a gNB, Node B, eNB, an access point, a base transceiver station, a radio base station, a radio transceiver, a transceiver function, a basic service set (BSS), an extended service set (ESS), atransmit reception point (TRP), or some other suitable terminology.
  • the base station 102 provides an access point to the EPC 160 or core network 190 for a UE 104.
  • Examples of UEs 104 include a cellular phone, a smart phone, a session initiation protocol (SIP) phone, a laptop, a personal digital assistant (PDA), a satellite radio, a global positioning system, a multimedia device, a video device, a digital audio player (e.g., MP3 player), a camera, a game console, a tablet, a smart device, a wearable device, a vehicle, an electric meter, a gas pump, a large or small kitchen appliance, a healthcare device, an implant, a sensor/actuator, a display, or any other similar functioning device.
  • SIP session initiation protocol
  • PDA personal digital assistant
  • Some of the UEs 104 may be referred to as loT devices (e.g., parking meter, gas pump, toaster, vehicles, heart monitor, etc.).
  • the UE 104 may also be referredto as a station, a mobile station, a subscriber station, a mobile unit, a subscriber unit, a wireless unit, a remote unit, a mobile device, a wireless device, a wireless communications device, a remote device, a mobile subscriber station, an access terminal, a mobile terminal, a wireless terminal, a remote terminal, a handset, a user agent, a mobile client, a client, or some other suitable terminology.
  • the term UE may also apply to one or more companion devices such as in a device constellation arrangement. One or more of these devices may collectively access the network and/or individually access the network.
  • the UE 104 may a parallel uplink transmission component 198 configured to partition a plurality of channels comprising one or more PUCCHs and one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data, identify a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, and multiplex a first PUCCH of the one or more PUCCHs with a first PUSCH of a first subset of PUSCHs that is in the second set of CCs based on the first PUCCH overlapping in time with at least a part of the at least one PUSCH.
  • 5G NR the concepts described herein may be applicable to other similar areas, such as LTE, LTE- A, CDMA, GSM, and other wireless technologies.
  • FIG. 2 A is a diagram 200 illustrating an example of a first subframe within a 5G NR frame structure.
  • FIG. 2B is a diagram 230 illustrating an example of DL channels within a 5G NR subframe.
  • FIG. 2C is a diagram 250 illustrating an example of a second subframe within a 5G NR frame structure.
  • FIG. 2D is a diagram 280 illustrating an example of UL channels within a 5G NR subframe.
  • the 5G NR frame structure may be frequency division duplexed (FDD) in which for a particular set of subcarriers (carrier system bandwidth), subframes within the set of subcarriers are dedicated for either DL or UL, or may be time division duplexed (TDD) in which for a particular set of subcarriers (carrier system bandwidth), subframes within the set of subcarriers are dedicated for both DL and UL.
  • FDD frequency division duplexed
  • TDD time division duplexed
  • the 5G NR frame structure is assumed to be TDD, with subframe 4 being configured with slot format 28 (with mostly DL), where D is DL, U is UL, and F is flexible for use between DL/UL, and subframe 3 being configured with slot format 1 (with all UL). While subframes 3, 4 are shown with slot formats 1, 28, respectively, any particular subframe may be configured with any of the various available slot formats 0-61. Slot formats 0, 1 are all DL, UL, respectively. Other slot formats 2-61 include a mix of DL, UL, and flexible symbols.
  • UEs are configured with the slot format (dynamically through DL control information (DCI), or semi- statically/statically through radio resource control (RRC) signaling) through a received slot format indicator (SFI).
  • DCI DL control information
  • RRC radio resource control
  • SFI received slot format indicator
  • FIGs. 2A-2D illustrate a frame structure, and the aspects of the present disclosure may be applicable to other wireless communication technologies, which may have a different frame structure and/or different channels.
  • a frame (10 ms) may be divided into 10 equally sized subframes (1 ms). Each subframe may include one or more time slots. Subframes may also include mini-slots, which may include 7, 4, or 2 symbols. Each slot may include 14 or 12 symbols, depending on whether the cyclic prefix (CP) is normal or extended. For normal CP, each slot may include 14 symbols, and for extended CP, each slot may include 12 symbols.
  • the symbols on DL may be CP orthogonal frequency division multiplexing (OFDM) (CP -OFDM) symbols.
  • OFDM orthogonal frequency division multiplexing
  • the symbols on UL may be CP -OFDM symbols (for high throughput scenarios) or discrete Fourier transform (DFT) spread OFDM (DFT-s-OFDM) symbols (also referred to as single carrier frequency-division multiple access (SC-FDMA) symbols) (for power limited scenarios; limited to a single stream transmission).
  • DFT discrete Fourier transform
  • SC-FDMA single carrier frequency-division multiple access
  • the number of slots within a subframe is based on the CP and the numerology.
  • the numerology defines the subcarrier spacing (SCS) and, effectively, the symbol length/duration, which is equal to 1/SCS.
  • the numerology p For normal CP (14 symbols/slot), different numerologies p 0 to 4 allow for 1, 2, 4, 8, and 16 slots, respectively, per subframe. For extended CP, the numerology 2 allows for 4 slots per subframe. Accordingly, for normal CP and numerology p, there are 14 symbols/slot and 2r slots/subframe.
  • the subcarrier spacing may be equal to * 15 kHz, where g is the numerology 0 to 4.
  • the symbol length/duration is inversely related to the subcarrier spacing.
  • the slot duration is 0.25 ms
  • the subcarrier spacing is 60 kHz
  • the symbol duration is approximately 16.67 ps.
  • BWPs bandwidth parts
  • Each BWP may have a particular numerology and CP (normal or extended).
  • a resource grid may be used to represent the frame structure.
  • Each time slot includes a resource block (RB) (also referred to as physical RBs (PRBs)) that extends 12 consecutive subcarriers.
  • RB resource block
  • PRBs physical RBs
  • the resource grid is divided into multiple resource elements (REs). The number of bits carried by each RE depends on the modulation scheme.
  • the RS may include demodulation RS (DM-RS) (indicated as R for one particular configuration, but other DM-RS configurations are possible) and channel state information reference signals (CSI-RS) for channel estimation at the UE.
  • DM-RS demodulation RS
  • CSI-RS channel state information reference signals
  • the RS may also include beam measurement RS (BRS), beam refinement RS (BRRS), and phase tracking RS (PT-RS).
  • BRS beam measurement RS
  • BRRS beam refinement RS
  • PT-RS phase tracking RS
  • FIG. 2B illustrates an example of various DL channels within a subframe of a frame.
  • the physical downlink control channel (PDCCH) carries DCI within one or more control channel elements (CCEs) (e.g., 1, 2, 4, 8, or 16 CCEs), each CCE including six RE groups (REGs), each REG including 12 consecutive REs in an OFDM symbol of an RB.
  • CCEs control channel elements
  • a PDCCH within one BWP may be referred to as a control resource set (CORESET).
  • a UE is configured to monitor PDCCH candidates in a PDCCH search space (e.g., common search space, UE-specific search space) during PDCCH monitoring occasions on the CORESET, where the PDCCH candidates have different DCI formats and different aggregation levels.
  • a PDCCH search space e.g., common search space, UE-specific search space
  • a primary synchronization signal may be within symbol 2 of particular subframes of a frame.
  • the PSS is used by a UE 104 to determine subframe/symbol timing and a physical layer identity.
  • a secondary synchronization signal may be within symbol 4 of particular subframes of a frame.
  • the SSS is used by a UE to determine a physical layer cell identity group number and radio frame timing. Based on the physical layer identity and the physical layer cell identity group number, the UE can determine a physical cell identifier (PCI). Based on the PCI, the UE can determine the locations of the DM-RS.
  • PCI physical cell identifier
  • the physical broadcast channel which carries a master information block (MIB), may be logically grouped with the PSS and SSS to form a synchronization signal (SS)/PBCH block (also referred to as SS block (SSB)).
  • the MIB provides a number of RBs in the system bandwidth and a system frame number (SFN).
  • the physical downlink shared channel (PDSCH) carries user data, broadcast system information not transmitted through the PBCH such as system information blocks (SIBs), and paging messages.
  • SIBs system information blocks
  • some of the REs carry DM-RS (indicated as R for one particular configuration, but other DM-RS configurations are possible) for channel estimation at the base station.
  • the UE may transmit DM-RS for the physical uplink control channel (PUCCH) and DM-RS for the physical uplink shared channel (PUSCH).
  • the PUSCH DM-RS may be transmitted in the first one or two symbols of the PUSCH.
  • the PUCCH DM-RS may be transmitted in different configurations depending on whether short or long PUCCHs are transmitted and depending on the particular PUCCH format used.
  • the UE may transmit sounding reference signals (SRS).
  • the SRS may be transmited in the last symbol of a subframe.
  • the SRS may have a comb structure, and a UE may transmit SRS on one of the combs.
  • the SRS may be used by a base station for channel quality estimation to enable frequencydependent scheduling on the UL.
  • FIG. 2D illustrates an example of various UL channels within a subframe of a frame.
  • the PUCCH may be located as indicated in one configuration.
  • the PUCCH carries uplink control information (UCI), such as scheduling requests, a channel quality indicator (CQI), a precoding matrix indicator (PMI), a rank indicator (RI), and hybrid automatic repeat request (HARQ) acknowledgment (ACK) (HARQ-ACK) feedback (i.e., one or more HARQ ACK bits indicating one or more ACK and/or negative ACK (NACK)).
  • the PUSCH carries data, and may additionally be used to carry a buffer status report (BSR), a power headroom report (PHR), and/or UCI.
  • BSR buffer status report
  • PHR power headroom report
  • FIG. 3 is a block diagram of a base station 310 in communication with a UE 350 in an access network.
  • IP packets from the EPC 160 may be provided to a controller/processor 375.
  • the controller/processor 375 implements layer 3 and layer 2 functionality.
  • Layer 3 includes a radio resource control (RRC) layer
  • layer 2 includes a service data adaptation protocol (SDAP) layer, a packet data convergence protocol (PDCP) layer, a radio link control (RLC) layer, and a medium access control (MAC) layer.
  • RRC radio resource control
  • SDAP service data adaptation protocol
  • PDCP packet data convergence protocol
  • RLC radio link control
  • MAC medium access control
  • the controller/processor 375 provides RRC layer functionality associated with broadcasting of system information (e.g., MIB, SIBs), RRC connection control (e.g., RRC connection paging, RRC connection establishment, RRC connection modification, and RRC connection release), inter radio access technology (RAT) mobility, and measurement configuration for UE measurement reporting; PDCP layer functionality associated with header compression / decompression, security (ciphering, deciphering, integrity protection, integrity verification), and handover support functions; RLC layer functionality associated with the transfer of upper layer packet data units (PDUs), error correction through ARQ, concatenation, segmentation, and reassembly of RLC service data units (SDUs), re-segmentation of RLC data PDUs, and reordering of RLC data PDUs; and MAC layer functionality associated with mapping between logical channels and transport channels, multiplexing of MAC SDUs onto transport blocks (TBs), demultiplexing of MAC SDUs from TBs, scheduling information reporting, error correction
  • the transmit (TX) processor 316 and the receive (RX) processor 370 implement layer 1 functionality associated with various signal processing functions.
  • Layer 1 which includes a physical (PHY) layer, may include error detection on the transport channels, forward error correction (FEC) coding/decoding of the transport channels, interleaving, rate matching, mapping onto physical channels, modulation/ demodulation of physical channels, and MIMO antenna processing.
  • the TX processor 316 handles mapping to signal constellations based on various modulation schemes (e.g., binary phase-shift keying (BP SK), quadrature phase-shift keying (QPSK), M-phase-shift keying (M-PSK), M-quadrature amplitude modulation (M-QAM)).
  • BP SK binary phase-shift keying
  • QPSK quadrature phase-shift keying
  • M-PSK M-phase-shift keying
  • M-QAM M-quadrature amplitude modulation
  • the coded and modulated symbols may then be split into parallel streams.
  • Each stream may then be mapped to an OFDM subcarrier, multiplexed with a reference signal (e.g., pilot) in the time and/or frequency domain, and then combined together using an Inverse Fast Fourier Transform (IFFT) to produce a physical channel carrying a time domain OFDM symbol stream.
  • IFFT Inverse Fast Fourier Transform
  • the OFDM stream is spatially precoded to produce multiple spatial streams.
  • Channel estimates from a channel estimator 374 may be used to determine the coding and modulation scheme, as well as for spatial processing.
  • the channel estimate may be derived from a reference signal and/or channel condition feedback transmitted by the UE 350.
  • Each spatial stream may then be provided to a different antenna 320 via a separate transmitter 318 TX.
  • Each transmitter 318 TX may modulate a radio frequency (RF) carrier with a respective spatial stream for transmission.
  • RF radio frequency
  • each receiver 354 RX receives a signal through its respective antenna 352. Each receiver 354 RX recovers information modulated onto an RF carrier and provides the information to the receive (RX) processor 356.
  • the TX processor 368 and the RX processor 356 implement layer 1 functionality associated with various signal processing functions.
  • the RX processor 356 may perform spatial processing on the information to recover any spatial streams destined for the UE 350. If multiple spatial streams are destined for the UE 350, they may be combined by the RX processor 356 into a single OFDM symbol stream.
  • the RX processor 356 then converts the OFDM symbol stream from the time-domain to the frequency domain using a Fast Fourier Transform (FFT).
  • FFT Fast Fourier Transform
  • the frequency domain signal comprises a separate OFDM symbol stream for each subcarrier of the OFDM signal.
  • the symbols on each subcarrier, and the reference signal are recovered and demodulated by determining the most likely signal constellation points transmitted by the base station 310. These soft decisions may be based on channel estimates computed by the channel estimator 358.
  • the soft decisions are then decoded and deinterleaved to recover the data and control signals that were originally transmitted by the base station 310 on the physical channel.
  • the data and control signals are then provided to the controller/processor 359, which implements layer 3 and layer 2 functionality.
  • the controller/processor 359 can be associated with a memory 360 that stores program codes and data.
  • the memory 360 may be referred to as a computer-readable medium.
  • the controller/processor 359 provides demultiplexing between transport and logical channels, packet reassembly, deciphering, header decompression, and control signal processing to recover IP packets from the EPC 160.
  • the controller/processor 359 is also responsible for error detection using an ACK and/or NACK protocol to support HARQ operations.
  • the controller/processor 359 provides RRC layer functionality associated with system information (e.g., MIB, SIBs) acquisition, RRC connections, and measurement reporting; PDCP layer functionality associated with header compression / decompression, and security (ciphering, deciphering, integrity protection, integrity verification); RLC layer functionality associated with the transfer ofupper layer PDUs, error correction through ARQ, concatenation, segmentation, and reassembly of RLC SDUs, re-segmentation of RLC data PDUs, and reordering of RLC data PDUs; and MAC layer functionality associated with mapping between logical channels and transport channels, multiplexing of MAC SDUs onto TBs, demultiplexing of MAC SDUs from TBs, scheduling information reporting, error correction through HARQ, priority handling, and logical channel prioritization.
  • RRC layer functionality associated with system information (e.g., MIB, SIBs) acquisition, RRC connections, and measurement reporting
  • PDCP layer functionality associated with header compression
  • Channel estimates derived by a channel estimator 358 from a reference signal or feedback transmitted by the base station 310 may be used by the TX processor 368 to select the appropriate coding and modulation schemes, and to facilitate spatial processing.
  • the spatial streams generated by the TX processor 368 may be provided to different antenna 352 via separate transmitters 354TX. Each transmitter 354TX may modulate an RF carrier with a respective spatial stream for transmission.
  • the UL transmission is processed at the base station 310 in a manner similar to that described in connection with the receiver function at the UE 350.
  • Each receiver 318RX receives a signal through its respective antenna 320.
  • Each receiver 318RX recovers information modulated onto an RF carrier and provides the information to a RX processor 370.
  • the controller/processor 375 can be associated with a memory 376 that stores program codes and data.
  • the memory 376 may be referred to as a computer-readable medium.
  • the controller/processor 375 provides demultiplexing between transport and logical channels, packet reassembly, deciphering, header decompression, control signal processing to recover IP packets from the UE 350. IP packets from the controller/processor 375 may be provided to the EPC 160.
  • the controller/processor 375 is also responsible for error detection using an ACK and/or NACK protocol to support HARQ operations.
  • At least one of the TX processor 368, the RX processor 356, and the controller/processor 359 may be configured to perform aspects in connection with 198 of FIG. 1.
  • FIG. 4 is a diagram 400 illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • the diagram 400 illustrates example aspects of collision handling in which both the parallel uplink transmission and the first UCI multiplexing scheme may be enabled.
  • the diagram includes a first CC 410 for control information and data transmission, a second CC 420 for data transmission, and a third CC 430 for control information and data transmission, as well as a first PUCCH (PUCCH 412, a second PUCCH (PUCCH 2 ) 414, a first PUSCH (PUSCH 416 on the first CC 410, a second PUSCH (PUSCH 2 ) 422 on the second CC 420, and a third PUSCH (PUSCH 3 ) 432 on the third CC 430.
  • all the uplink channels may have the same channel priorities.
  • the UE may partition the uplink channels into two groups including group 1 and group 2.
  • Group 1 may include the PUCCH channels including the PUCCHi 412 and the PUCCH 2 414.
  • Group 2 may include the PUSCH channels including the PUSCHi 416, the PUSCH 3 422, and the PUSCH4 432.
  • the UE may first solve the collision within group 1. That is, the UE may first look at group 1 including the PUCCHi 412 and the PUCCH 2 414. The UE may determine whether the PUCCHi 412 and the PUCCH 2 414 overlap each other in time. Since the PUCCHx 412 overlaps in time with at least a part of the PUCCH 2 414, the UE may multiplex the PUCCH 1 412 with the PUCCH 2 414 to form a multiplexed PUCCH 419.
  • the UE may sweep over all CCs and list all the PUSCHs which overlap with the PUCCH in the time domain.
  • the CC marked as “data transmission” may be excluded from this list. That is, the UE may generate a subset of PUSCHs that are on the CCs for control information and data transmission and data by excluding the PUSCHs that are on the CCs for data transmission.
  • the UE since the PUSCH 3 422 is on the second CC 420 for data transmission, the UE may exclude the PUSCH 3 422 and determine that the subset of PUSCHs may include the PUSCHi 416, and the PUSCH 4 432.
  • the UE may determine that the multiplexed PUCCH 419 overlaps with the PUSCHi 416 and the PUSCH 4 432.
  • the UE may determine with which PUSCH, among a subset of the PUSCHs, the multiplexed PUCCH 419 may piggyback on.
  • the UE may pick a PUSCH based on a certain ordering (or prioritization) rule.
  • the ordering may be referred to as ranking. That is, the UE may determine which of the PUSCH overlapping with the PUCCH has the highest order and determine to multiplex the PUCCH with the PUSCH having the highest order.
  • a highest order may be referred to as a highest rank.
  • the PUCCH may be multiplexed with or piggybacked on the PUSCH with the highest order. That is, the UE may determine that at least one PUSCH of the subset of PUSCHs has a higher order than the other PUSCHs, and multiplex the PUCCH to the PUSCH with the high order.
  • the order of the PUSCH may be preconfigured or predetermined, e.g., determined by various rules.
  • a PUSCH with a scheduled aperiodic CSI may have a higher priority.
  • the PUSCH on the CC with the smallest CC index may have the highest priority.
  • the UE may determine that the PUSCH 3 432 has the highest order, and multiplex the multiplexed PUCCH 419 with the PUSCH 3 432. Accordingly, the PUCCHi 412 and the PUCCH 2 414 may be multiplexed with the PUSCH4 432, and the UE may transmit the PUSCHi 416 on the first CC, the PUSCH3422 on the second CC, and the PUSCH 4 432 multiplexed with PUCCHi 412 and the PUCCH 2 414, resolving the PUCCH and PUSCH collision in the parallel uplink transmission.
  • FIG. 5 is a diagram 500 illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • the diagram 500 illustrates example aspects of a collision handling having both the parallel uplink transmission and the second UCI multiplexing scheme enabled.
  • the diagram may include a first CC 510 for control information and data transmission, a second CC 520 for data transmission, and a third CC 530 for control information and data transmission, and a first PUCCH (PUCCH0 512, a second PUCCH (PUCCH 2 ) 514, a first PUSCH (PUSCH 516, and a second PUSCH (PUSCH 2 ) 518 on the first CC 510, a third PUSCH (PUSCH 3 ) 522 and a fourth PUSCH (PUSCH 4 ) 524 on the second CC 520, and a fifth PUSCH (PUSCH5) 532 on the third CC 530.
  • the uplink channels may have different channel priorities. That is, the PUCCH1 512, the PUSCH 4 516, the PUSCH 3 522, and the PUSCH 5 532 may have low channel priority, and the PUCCH 2 514, the PUSCH 2 518, and the PUSCH4524 may have the high channel priority.
  • the UE may partition the channels into two groups including group 1 and group 2.
  • Group 1 may include the uplink channels with the high channel priority
  • group 2 may include the uplink channels with the low channel priority.
  • group 1 may include the PUCCH 2 514, the PUSCH 2 518, and the PUSCH4 524
  • group 2 may include the PUCCHi 512, the PUSCHi 516, the PUSCH 3 522, and the PUSCH 5 532.
  • the UE may sweep over all the CCs and list all the PUSCHs which overlap in time with the PUCCH in the time domain.
  • the CC marked as “data CC” may be excluded from this list. That is, the UE may generate a preliminary subset of the PUSCHs that are in the group and generate the subset of the PUSCHs candidates with which each PUCCH may multiplex.
  • the UE may exclude the PUSCH 4 524 and determine that the subset of PUSCHs for the PUCCH 2 514 may include the PUSCH 2 518.
  • the UE since the PUSCH 3 522 is on the second CC 520 for data transmission, the UE may exclude the PUSCH 3 522 and determine that the subset of PUSCHs for the PUCCH 4 512 may include the PUSCHi 516 and the PUSCH 5 532.
  • the UE may select a PUSCH based on a certain order (or prioritization). That is, the UE may determine which of the PUSCH overlapping with the PUCCH has the highest order and determine to multiplex the PUCCH with the PUSCH having the highest order.
  • the PUCCH may be multiplexed with or piggybacked on the PUSCH with the highest order. That is, the UE may determine that at least one PUSCH of the subset of PUSCHs has a higher order than the other PUSCHs, and multiplex the PUCCH to the PUSCH with the high order.
  • the order of the PUSCH may be determined by various rules.
  • a PUSCH with a scheduled aperiodic CSI may have a higher priority.
  • the PUSCH on the CC with the smallest CC index may have the highest priority.
  • the UE may determine that the PUCCH 2 514 overlaps in time with the PUSCH 2 518 and multiplex the PUCCH 2 514 with the PUSCH 2 518.
  • the UE may determine that the PUCCHi 512 overlaps in time with the PUSCHi 516 and the PUSCH 5 532 and determine that the PUSCH 5 532 has a higher order over the PUSCHi 516.
  • the UE may multiplex the PUCCHi 512 with the PUSCH 5 532.
  • the UE may resolve the collision within each CC and between different CCs. After resolving the collisions within each group, the UE may check across the two groups. For collision of channels with different channel priority, the UE may transmit the channel with the high channel priority and drop the transmission of the channel with the low channel priority, except if both channels are PUSCH and they are on different CCs. Two PUSCH that are on different CCs may be transmitted simultaneously.
  • the PUCCHi 512 is multiplexed with the PUSCH 5 532 and the PUCCH 2 514 is multiplexed with the PUSCH 2 518. Accordingly, the UE may now have the PUSCHi 516, the PUSCH 2 518 multiplexed with the PUCCH 2 514, the PUSCH 3 522, the PUSCH 4 524, and the PUSCH 5 532 multiplexed with the PUCCHi 512.
  • the PUSCHi 516 has a low channel priority
  • the PUSCH 2 518 multiplexed with the PUCCH 2 514 has ahigh channel priority
  • the UE may drop the transmission of the PUSCHi 516.
  • the PUSCH 3 522 has a low channel priority
  • the PUSCH 4 524 has a high channel priority
  • the UE may drop the transmission of the PUSCH 4 524.
  • the UE may transmit the PUSCH 2 518 multiplexed with the PUCCH 2 514 on the first CC 510, the PUSCH 4 524 on the second CC 520, and the PUSCH 5 532 multiplexed with the PUCCHi 512 on the third CC 530 and resolve the PUCCH and PUSCH collision in the parallel uplink transmission.
  • FIG. 6 is a diagram 600 illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • the diagram 600 may illustrate a collision handling including both the parallel uplink transmission and the third UCI multiplexing scheme enabled on top of the first UCI multiplexing scheme.
  • the diagram may include a first CC 610 for control information and data transmission, a second CC 620 for data transmission, and a third CC 630 for control information and data transmission, and a first PUCCH (PUCCHi) 612, a second PUCCH (PUCCH 2 ) 614, a first PUSCH (PUSCHJ 616, and a second PUSCH (PUSCH 2 ) 618 on the first CC 610, a third PUSCH (PUSCH 3 ) 622 and a fourth PUSCH (PUSCH 4 )624 on the second CC 620, a fifth PUSCH (PUSCH 5 ) 632 and a sixth PUSCH (PUSCH 6 ) 634 on the third CC 630.
  • the uplink channels may have different channel priorities. That is, the PUCCHi 612, the PUSCHi 616, the PUSCH3 622, and the PUSCH5632 may have low channel priority, and the PUCCH 2 614, the PUSCH 2 618, the PUSCH4624, and the PUSCH 6 634 may have the high channel priority.
  • the UE may partition the uplink channels into two groups including group 1 and group 2.
  • Group 1 may include the PUCCH channels including the PUCCHi 612 and the PUCCH 2 614.
  • Group 2 may include the PUSCH channels including the PUSCHi 616, the PUSCH 2 618, the PUSCH 2 622, the PUSCH 4 624, the PUSCH 5 632, and the PUSCH 6 634.
  • the UE may first solve the collision within group 1 first. That is, the UE may first look at group 1 including the PUCCHi 612 and the PUCCH 2 614.
  • the UE may determine whether the PUCCHi 612 and the PUCCH 2 614 overlap each other in time. Since the PUCCHi 612 overlaps in time with at least a part of the PUCCH 2 614, the UE may multiplex the PUCCHi 612 with the PUCCH 2 614 to a multiplexed PUCCH 619.
  • the UE may sweep over all CCs and list all the PUSCHs with the same priority which overlap with the PUCCH in the time domain.
  • the CC marked as “data transmission” may be excluded from this list. That is, the UE may, for each PUCCH, generate a preliminary subset of PU SCHs that has the same channel priority as the corresponding PUCCH. From the preliminary subset of PUSCHs, the UE may generate a subset of PUSCHs that are on the CCs for control information and data transmission and data by excluding the PUSCHs that are on the CCs for data transmission.
  • the multiplexed PUCCH 619 has a high channel priority, so the preliminary subset of PUSCHs may include the PUSCHs with high priority, including the PUSCH 2 618, the PUSCH 4 624, and the PUSCHs 634.
  • the UE may exclude the PUSCH 4 624 and determine that the subset of PUSCHs may include the PUSCH 2 618 and the PUSCH 6 634.
  • the UE may determine that the multiplexed PUCCH 619 overlaps with the PUSCH 2 618 and the PUSCH 6 634.
  • the UE may determine with which PUSCH, among a subset of the PUSCHs, the multiplexed PUCCH 619 may piggyback on. [0084]
  • the UE may select a PUSCH based on a certain order (or prioritization). That is, the UE may determine which of the PUSCH overlapping with the PUCCHhas the highest order and determine to multiplex the PUCCH with the PUSCH having the highest order.
  • the PUCCH may be multiplexed with or piggybacked on the PUSCH with the highest order. That is, the UE may determine that at least one PUSCH of the subset of PUSCHs has a higher order than the other PUSCHs, and multiplex the PUCCH to the PUSCH with the high order.
  • the order of the PUSCH may be determined by various rules.
  • a PUSCH with a scheduled aperiodic CSI may have a higher priority.
  • the PUSCH on the CC with the smallest CC index may have the highest priority.
  • the UE may determine that the PUSCH 2 618 has a higher order over the PUSCH 6 634 and multiplex the multiplexed PUCCH 619 with the PUSCH 2 618. Accordingly, the PUCCH 4 612 and the PUCCH 2 614 may be multiplexed with the PUSCH 2 618. Accordingly, the UE may now have the PUSCHi 616, the PUSCH 2 618 multiplexed with the PUCCH 4 612 and the PUCCH 2 614 on the first CC 610, the PUSCH 3 622 and the PUSCH 4 624 on the second CC 620, and the PUSCH 5 632 and the PUSCH 6 634 on the third CC 630.
  • the PUSCH 4 616 has a low channel priority, so UE may drop the transmission of the PUSCH 4 616 and transmit the PUSCH 2 618 multiplexed with the PUCCHi 612 and the PUCCH 2 614.
  • the PUSCH 3 622 has a low channel priority, so UE may drop the transmission of the PUSCH 3 622 and transmit the PUSCH 4 624.
  • the PUSCH 5 632 has a low channel priority, so UE may drop the transmission of the PUSCH 5 632 and transmit the PUSCH 6 634. Accordingly, the UE may resolve the PUCCH and PUSCH collision in the parallel uplink transmission.
  • FIG. 7 is a diagram 700 illustrating a method of handling channel collisions for parallel uplink transmission of wireless communication.
  • the diagram 700 may illustrate a collision handling including both the parallel uplink transmission and the third UCI multiplexing scheme enabled on top of the second UCI multiplexing scheme.
  • the diagram may include a first CC 710 for control information and data transmission, a second CC 720 for data transmission, and a third CC 730 for control information and data transmission, and a first PUCCH (PUCCHi) 712, a second PUCCH (PUCCH 2 ) 714, and a second PUSCH (PUSCH 2 ) 718 on the first CC 710, a third PUSCH (PUSCH 3 ) 722 and a fourth PUSCH (PUSCH 4 ) 724 on the second CC 720, and a sixth PUSCH (PUSCH 6 ) 734 on the third CC 730.
  • the uplink channels may have different channel priorities.
  • the PUCCHi 712 and the PUSCH 3 722 may have alow channel priority
  • the PUCCH 2 714, the PUSCH 2 718, the PUSCH 4 724, and the PUSCH 6 734 may have a high channel priority
  • the UE may partition the channels into two groups including group 1 and group 2.
  • Group 1 may include the uplink channels with a high channel priority
  • group 2 may include the uplink channels with a low channel priority.
  • group 1 may include the PUCCH 2 714, the PUSCH 2 718, the PUSCH 4 724, and the PUSCH 6 734
  • group 2 may include the PUCCHi 712 and the PUSCH 3 722.
  • the UE may sweep over all the CCs and list all the PUSCHs which overlap in time with the PUCCH in the time domain.
  • the CC marked as “data CC” may be excluded from this list. That is, the UE may generate a preliminary subset of the PUSCHs that are in a group and generate the subset of the PUSCHs candidates with which each PUCCH may multiplex.
  • the UE may exclude the PUSCH 4 724 and determine that the subset of PUSCHs for the PUCCH 2 714 may include the PUSCH 2 718 and the PUSCH 6 734.
  • the UE since the PUSCH 3 722 is on the second CC 720 for data transmission, the UE may exclude the PUSCH 3 722 and determine that the subset of PUSCHs for the PUCCHi 712 includes no candidate.
  • the UE may select a PUSCH based on a certain order (or prioritization). That is, the UE may determine which of the PUSCH overlapping with the PUCCH has the highest order and determine to multiplex the PUCCH with the PUSCH having the highest order.
  • the PUCCH may be multiplexed with or piggybacked on the PUSCH with the highest order. That is, the UE may determine that at least one PUSCH of the subset of PUSCHs has a higher order than the other PUSCHs, and multiplex the PUCCH to the PUSCH with the high order.
  • the order of the PUSCH may be preconfigured or predetermined, e.g., determined by various rules.
  • a PUSCH with a scheduled aperiodic CSI may have a higher priority.
  • the PUSCH on the CC with the smallest CC index may have the highest priority.
  • the UE may determine that the PUCCH 2 714 overlaps in time with the PUSCH 2 718 and the PUSCH 6 734 and determine that the PUSCH 2 718 has a higher order than the PUSCH 6 734.
  • the UE may multiplex the PUCCH 2 714 with the PUSCH 2 718.
  • the UE may determine that the PUCCHi 712 has no PUSCH candidate within group 2.
  • the UE may resolve the collision within each CC and between different CCs. After resolving collision within each group, the UE may check across the two groups for overlapping of channels with a different priority. If a PUCCH overlaps with PUCCHs with a different priority, the UE may multiplex the overlapping PUCCHs. If a PUSCH overlaps with a PUSCH with a different channel priority on the same CC, the UE may drop the transmission of the low priority PUSCH. If the overlapping PUSCHs are on different CCs, the UE may transmit the overlapping PUSCHs simultaneously.
  • the UE may multiplex the PUCCH with the PUSCHs with a different channel priority after excluding the CC marked as “data transmission.”
  • the UE may follow the same procedure of generating the subset of the PUSCHs and selecting one PUSCH from the subset of the PUSCHs based on the order of the PUSCHs.
  • the UE may have the PUCCHi 712 and the PUSCH 2 718 multiplexed with the PUCCH 2 714 on the first CC 710, the PUSCH 3 722 and the PUSCH 4 724 on the second CC 720, and the PUSCH 6 734 on the third CC 730.
  • the UE may determine that the PUSCH 3 722 and the PUSCH 4 724 are on the second CC 720 for data transmission and that the subset of PUSCHs for the PUCCHi 712 may include the PUSCH 2 718 multiplexed with the PUCCH 2 714 and the PUSCH 6 734.
  • the UE may determine that the PUCCHi 712 overlaps with the PUSCH 2 718 multiplexed with the PUCCH 2 714 and the PUSCHs 734.
  • the UE may determine that the PUSCH 2 718 multiplexed with the PUCCH 2 714 has a higher order than the PUSCH 6 734, and the UE may multiplex the PUCCHi 712 with the PUSCH 2 718 multiplexed with the PUCCH 2 714.
  • the UE may now have the PUSCH 2 718 multiplexed with the PUCCHi 712 and the PUCCH 2 714 on the first CC 710, the PUSCH 3 722, and the PUSCH 4 724 on the second CC 720, and the PUSCH 6 734 on the third CC 730.
  • the PUSCH 3 722 has alow channel priority, so the UE may drop the transmission of the PUSCH 3 722 and transmit the PUSCH 4 724.
  • FIG. 8 is a communication chart 800 of a method of wireless communication.
  • the communication chart 800 may include a UE 802 and a base station 804.
  • a UE 802 may partition a plurality of channels including PUCCHs and PUSCHs into two groups, the plurality of channels being scheduled for transmission on a first set of CCs for communicating data and a second set of CCs for communicating control information and data, determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, determine that a first PUCCH of the one or more PUCCHs overlaps in time with at least a part of at least one PUSCH of the first subset of PUSCHs, and multiplex the first PUCCH with a first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of the at least one PUSCH.
  • the base station 804 may transmit, to the UE 802, an indication of CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • the UE 802 may receive, from the base station 804, an indication of CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • a signal indicating the CCs may indicate which CC supports the parallel uplink transmission. That is, the signal may indicate a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • the base station 804 may transmit, to the UE 802, an instruction scheduling a plurality of channels for transmission on the CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data. That UE 802 may receive, from the base station 804, an instruction scheduling a plurality of channels for transmission on the CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data. That is, the plurality of channels may include one or more PUCCHs and one or more PUSCHs. In one aspect, the one or more PUCCHs may be schedule to be transmitted on the first set of CCs or the second set of CCs, and the one or more PUSCHs may be scheduled to be transmitted on the second set of CCs.
  • the UE 802 may partition the plurality of channels including the one or more PUCCHs and the one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data.
  • the two groups may include a first group including the one or more PUCCHs and a second group including the one or more PUSCHs.
  • the two groups may include a first set of channels and a second set of channels having different channel priorities.
  • the UE 802 may determine that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group.
  • the UE 802 may multiplex the second PUCCH with the overlapping third PUCCH to generate the first PUCCH.
  • the UE 802 may determine a preliminary subset of PUSCHs of at least one PUSCHthat has a channel priority same as the first PUCCH. That is, the UE 802 may, for eachPUCCH, generate a preliminary subset of PUSCHs that has the same channel priority as the corresponding PUCCH. From the preliminary subset of PUSCHs, the UE 802 may generate a subset of PUSCHs that are on the CCs for control information and data transmission and data by excluding the PUSCHs that are on the CCs for data transmission.
  • the UE 802 may determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs.
  • the first subset of PUSCHs may be determined based on the indication received from the base station 804 at 806 for each CCs indicating whether the CC is for communicating data or communicating control information and data.
  • the first subset of PUSCHs may be determined from the preliminary subset of PUSCHs that is in the second set of CCs, as determined at 814.
  • a first PUCCH of the one or more PUCCHs may overlap in time with at least a part of at least one PUSCH of the first subset of PUSCHs and the at least one PUSCH may include the first PUSCH with a first order and a second PUSCH with a second order, and the UE 802 may determine that the first order of the first PUSCH of at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determine a first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • the first order of the first PUSCH with scheduled aperiodic CSI may be determined to be greater than the second order of the second PUSCH without scheduled aperiodic CSI.
  • the first order of the first PUSCH on a first CC may be higher than the second order of the second PUSCH on a second CC based on a first CC index of the first CC being smaller than a second CC index of the second CC.
  • the UE 802 may multiplex the first PUCCH with the first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of the at least one PUSCH.
  • the UE 802 may resolve channel collision between the first set of channels and the second set of channels having different channel priorities. In one aspect, if channels with a different priority collide, the UE 802 may transmit the channel with the high channel priority and drop the channel with the low channel priority, except if both the high priority channel and the low priority channel are PUSCH on different CCs, where the UE 802 may transmit them simultaneously.
  • the UE 802 may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, the third PUSCH and the first PUSCH multiplexed with the first PUCCH being scheduled for transmission on the same CC and determine to drop one of the first PUSCH multiplexed with the first PUCCH or the third PUSCH that has a lower channel priority.
  • the UE 802 may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels and determine to drop one of the first PUSCH multiplexed with the first PUCCH and the fourth PUCCH that has a lower channel priority.
  • the UE 802 may follow the procedures at 820 and/or 822. That is, the UE 802 may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and multiplex the fourth PUCCH with the first PUSCH multiplexed with the first PUCCH based on the determination that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH.
  • the UE 802 may determine a second subset of PUSCHs of the second set of channels that is in the second set of CCs, determine that a fifth PUCCH in the first set of channels that is not overlapping with any PUSCH of the first subset of PUSCHs overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, and multiplex the fifth PUCCH of the first subset of PUSCHs with the third PUSCH of the second set of PUSCHs based on the determination that the fifth PUCCH overlaps in time with at least a part of the third PUSCH.
  • the UE 802 may multiplex these PUCCHs. That is, the UE 802 may determine that a fourth PUCCH in the second set of channels overlaps in time with at least a part of a fifth PUCCH in the first set of channels, and multiplex the fourth PUCCH with the fifth PUCCH based on the determination that the fourth PUCCH overlaps in time with at least a part of a fifth PUCCH.
  • the UE 802 may transmit, to the base station 804, at least one of the plurality of channels of the plurality of channels including one or more PUCCHs and one or more PUSCHs.
  • the base station 804 may receive, from the UE 802, at least one of the plurality of channels of the plurality of channels including one or more PUCCHs and one or more PUSCHs.
  • the at least one of the plurality of channels of the plurality of channels may be determined from resolving the channel collision between the first set of channels and the second set of channels having different channel priorities.
  • FIG. 9 is a flowchart 900 of a method of wireless communication.
  • the method may be performed by a UE (e.g., the UE 104; the apparatus 1202).
  • the UE may partition a plurality of channels including PUCCHs and PUSCHs into two groups, the plurality of channels being scheduled for transmission on a first set of CCs for communicating data and a second set of CCs for communicating control information and data, determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, determine that a first PUCCH of the one or more PUCCHs overlaps in time with at least a part of at least one PUSCH of the first subset of PUSCHs, and multiplex the first PUCCH with a first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of the at least one PUSCH.
  • the UE may receive, from the base station 804, an indication of CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • a signal indicating the CCs may indicate which CC supports the parallel uplink transmission. That is, the signal may indicate a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • the UE 802 may receive, from the base station 804, an indication of CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • 902 may be performed by a parallel uplink transmission component 1240.
  • the UE may receive, from the base station, an instruction scheduling a plurality of channels for transmission on the CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data. That is, the plurality of channels may include one or more PUCCHs and one or more PUSCHs. In one aspect, the one or more PUCCHs may be schedule to be transmitted on the first set of CCs or the second set of CCs, and the one or more PUSCHs may be scheduled to be transmitted on the second set of CCs.
  • the UE 802 may receive, from the base station 804, an instruction scheduling a plurality of channels for transmission on the CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data.
  • 903 may be performed by a parallel uplink transmission component 1240.
  • the UE may partition the plurality of channels including the one or more PUCCHs and the one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data.
  • the two groups may include a first group including the one or more PUCCHs and a second group including the one or more PUSCHs.
  • the two groups may include a first set of channels and the second set of channels, the first set of channels and the second set of channels having different channel priorities.
  • the UE 802 may partition the plurality of channels including the one or more PUCCHs and the one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data.
  • 904 may be performed by the parallel uplink transmission component 1240.
  • the UE may determine that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group. For example, at 810, the UE 802 may determine that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group. Furthermore, 906 may be performed by the parallel uplink transmission component 1240.
  • the UE may multiplex the second PUCCH with the overlapping third PUCCH to generate the first PUCCH.
  • the UE may multiplex the second PUCCH with the overlapping third PUCCH to generate the first PUCCH based on determining that the second PUCCH of the first group overlaps in time with at least a part of the third PUCCH of the first group at 906,
  • the UE 802 may multiplex the second PUCCH with the overlapping third PUCCH to generate the first PUCCH.
  • 908 may be performed by the parallel uplink transmission component 1240.
  • the UE may determine a preliminary subset of PUSCHs of the at least one PUSCHthat has a channel priority same as the first PUCCH. That is, the UE may, for each PUCCH, generate a preliminary subset of PUSCHs that has the same channel priority as the corresponding PUCCH. From the preliminary subset of PUSCHs, the UE may generate a subset of PUSCHs that are on the CCs for control information and data transmission and data by excluding the PUSCHs that are on the CCs for data transmission. For example, at 814, the UE 802 may determine a preliminary subset of PUSCHs of at least one PUSCH that has a channel priority same as the first PUCCH. Furthermore, 910 may be performed by the parallel uplink transmission component 1240.
  • the UE may determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs.
  • the first subset of PUSCHs may be determined based on the indication received from the base station at 806 for each CCs indicating whether the CC is for communicating data or communicating control information and data.
  • the first subset of PUSCHs may be determined from the preliminary subset of PUSCHs that is in the second set of CCs, as determined at 910.
  • the UE 802 may determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs.
  • a first PUCCH of the one or more PUCCHs may overlap in time with at least a part of at least one PUSCH of the first subset of PUSCHs and the at least one PUSCH includes the first PUSCH with a first order and a second PUSCH with a second order, and the UE may determine that the first order of the first PUSCH of at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determine a first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • the first order of the first PUSCH with scheduled aperiodic CSI may be determined to be greater than the second order of the second PUSCH without scheduled aperiodic CSI.
  • the first order of the first PUSCH on a first CC may be higher than the second order of the second PUSCH on a second CC based on a first CC index of the first CC being smaller than a second CC index of the second CC.
  • the UE 802 may determine that the first order of the first PUSCH of at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determine a first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater. Furthermore, 916 may be performed by the parallel uplink transmission component 1240.
  • the UE may multiplex the first PUCCH with the first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of at least one PUSCH.
  • the UE 802 may multiplex the first PUCCH with the first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of the at least one PUSCH.
  • 918 may be performed by the parallel uplink transmission component 1240.
  • the UE may resolve channel collision between the first set of channels and the second set of channels having different channel priorities.
  • the UE may transmit the channel with the high channel priority and drop the channel with the low channel priority, except if both the high priority channel and the low priority channel are PUSCH on different CCs, where the UE may transmit them simultaneously.
  • the UE may follow the procedures at 916 and/or 918.
  • the UE may multiplex these PUCCHs.
  • the UE may follow the procedures at 820 and/or 822. That is, the UE may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and multiplex the fourth PUCCH with the first PUSCH multiplexed with the first PUCCH based on the determination that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH.
  • the UE may determine a second subset of PUSCHs of the second set of channels that is in the second set of CCs, determine that a fifth PUCCH in the first set of channels that is not overlapping with any PUSCH of the first subset of PUSCHs overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, and multiplex the fifth PUCCH of the first subset of PUSCHs with the third PUSCH of the second set of PUSCHs based on the determination that the fifth PUCCH overlaps in time with at least a part of the third PUSCH.
  • the UE may multiplex these PUCCHs. That is, the UE may determine that a fourth PUCCH in the second set of channels overlaps in time with at least a part of a fifth PUCCH in the first set of channels, and multiplex the fourth PUCCH with the fifth PUCCH based on the determination that the fourth PUCCH overlaps in time with at least a part of a fifth PUCCH. For example, at 824, the UE 802 may resolve channel collision between the first set of channels and the second set of channels having different channel priorities. Furthermore, 920 may be performed by the parallel uplink transmission component 1240.
  • the UE may transmit, to the base station, at least one of the plurality of channels of the plurality of channels including one or more PUCCHs and one or more PUSCHs.
  • the at least one of the plurality of channels of the plurality of channels may be determined from resolving the channel collision between the first set of channels and the second set of channels having different channel priorities.
  • the UE 802 may transmit, to the base station 804, at least one of the plurality of channels of the plurality of channels including one or more PUCCHs and one or more PUSCHs.
  • 922 may be performed by the parallel uplink transmission component 1240.
  • FIG. 10 is a flowchart 1000 of a method of wireless communication.
  • the method may be performed by a UE (e.g., the UE 104; the apparatus 1202).
  • the UE may partition a plurality of channels including PUCCHs andPUSCHs into two groups, the plurality of channels being scheduled for transmission on a first set of CCs for communicating data and a second set of CCs for communicating control information and data, determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, determine that a first PUCCH of the one or more PUCCHs overlaps in time with at least a part of at least one PUSCH of the first subset of PUSCHs, and multiplex the first PUCCH with a first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of the at least one PUSCH.
  • the UE may partition the plurality of channels including the one or more PUCCHs and the one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data.
  • the two groups may include a first group including the one or more PUCCHs and a second group including the one or more PUSCHs.
  • the two groups may include a first set of channels and the second set of channels, the first set of channels and the second set of channels having different channel priorities.
  • the UE 802 may partition the plurality of channels including the one or more PUCCHs and the one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data.
  • 1004 may be performed by the parallel uplink transmission component 1240.
  • the UE may determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs.
  • the first subset of PUSCHs may be determined based on the indication received from the base station at 806 for each CCs indicating whether the CC is for communicating data or communicating control information and data.
  • the first subset of PUSCHs may be determined from the preliminary subset of PUSCHs that is in the second set of CCs, as determined at 1010.
  • the UE 802 may determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs.
  • the UE may multiplex the first PUCCH with the first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of at least one PUSCH.
  • the UE 802 may multiplex the first PUCCH with the first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of the at least one PUSCH.
  • 1018 may be performed by the parallel uplink transmission component 1240.
  • FIG. 11 is a flowchart 1100 of a method of wireless communication.
  • the method may be performed by a base station (e.g., the base station 102/180; the apparatus 1302).
  • the base station may transmit, to a UE, an indication of component carriers (CCs) including a first set of CCs for communicating data and a second set of CCs for communicating control information and data and an instruction scheduling a plurality of channels on the CCs including the first set of CCs for communicating data and a second set of CCs for communicating control information and data, and receive, from the UE, at least one of the plurality of channels.
  • CCs component carriers
  • the base station may transmit, to the UE, an indication of CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • a signal indicating the CCs may indicate which CC supports the parallel uplink transmission. That is, the signal may indicate a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • the base station 804 may transmit, to the UE 802, an indication of CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data.
  • 1106 may be performed by a parallel uplink reception component 1340.
  • the base station may transmit, to the UE, an instruction scheduling a plurality of channels for transmission on the CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data. That is, the plurality of channels may include one or more PUCCHs and one or more PUSCHs. In one aspect, the one or more PUCCHs may be schedule to be transmitted on the first set of CCs or the second set of CCs, and the one or more PUSCHs may be scheduled to be transmitted on the second set of CCs.
  • the base station 804 may transmit, to the UE 802, an instruction scheduling a plurality of channels for transmission on the CCs including the first set of CCs for communicating data and the second set of CCs for communicating control information and data.
  • 1108 may be performed by the parallel uplink reception component 1340.
  • the base station may receive, from the UE, at least one of the plurality of channels of the plurality of channels including one or more PUCCHs and one or more PUSCHs.
  • the at least one of the plurality of channels of the plurality of channels may be determined from resolving the channel collision between the first set of channels and the second set of channels having different channel priorities.
  • the base station 804 may receive, from the UE 802, at least one of the plurality of channels of the plurality of channels including one or more PUCCHs and one or more PUSCHs.
  • 1110 may be performed by the parallel uplink reception component 1340.
  • FIG. 12 is a diagram 1200 illustrating an example of a hardware implementation for an apparatus 1202.
  • the apparatus 1202 may be a UE, a component of a UE, or may implement UE functionality.
  • the apparatus 1202 may include a cellular baseband processor 1204 (also referred to as a modem) coupled to a cellular RF transceiver 1222.
  • the apparatus 1202 may further include one or more subscriber identity modules (SIM) cards 1220, an application processor 1206 coupled to a secure digital (SD) card 1208 and a screen 1210, a Bluetooth module 1212, a wireless local area network (WLAN) module 1214, a Global Positioning System (GPS) module 1216, or a power supply 1218.
  • SIM subscriber identity modules
  • SD secure digital
  • Bluetooth module 1212 a wireless local area network
  • GPS Global Positioning System
  • the cellular baseband processor 1204 communicates through the cellular RF transceiver 1222 with the UE 104 and/or BS 102/180.
  • the cellular baseband processor 1204 may include a computer-readable medium / memory.
  • the computer-readable medium / memory may be non-transitory.
  • the cellular baseband processor 1204 is responsible for general processing, including the execution of software stored on the computer-readable medium / memory.
  • the software when executed by the cellular baseband processor 1204, causes the cellular baseband processor 1204 to perform the various functions described supra.
  • the computer-readable medium / memory may also be used for storing data that is manipulated by the cellular baseband processor 1204 when executing software.
  • the cellular baseband processor 1204 further includes a reception component 1230, a communication manager 1232, and a transmission component 1234.
  • the communication manager 1232 includes the one or more illustrated components.
  • the components within the communication manager 1232 may be stored in the computer- readable medium / memory and/or configured as hardware within the cellular baseband processor 1204.
  • the cellular baseband processor 1204 may be a component of the UE 350 and may include the memory 360 and/or at least one of the TX processor 368, the RX processor 356, and the controller/processor 359.
  • the apparatus 1202 may be a modem chip and include just the baseband processor 1204, and in another configuration, the apparatus 1202 may be the entire UE (e.g., see 350 of FIG.
  • the communication manager 1232 includes a parallel uplink transmission component 1240 that is configured to receive an indication of CCs and an instruction scheduling a plurality of channels for transmission on the CCs, partition a plurality of channels including PUCCHs and PUSCHs into two groups, determine that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group and multiplex the second PUCCH with the overlapping third PUCCH to generate the first PUCCH, determine a preliminary subset of PUSCHs of the at least one PUSCH that has a channel priority same as the first PUCCH, determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, determine that a first PUCCH of the one or more PUCCHs overlaps in time with at least a part of at least one PUSCH of the first subset of PUSCHs, configured to determine, that the first rank
  • the apparatus may include additional components that perform each of the blocks of the algorithm in the flowcharts of FIGs. 8, 9, and 10. As such, each block in the flowcharts of FIGs. 8, 9, and 10 may be performed by a component and the apparatus may include one or more of those components.
  • the components may be one or more hardware components specifically configured to carry out the stated processes/algorithm, implemented by a processor configured to perform the stated processes/algorithm, stored within a computer-readable medium for implementation by a processor, or some combination thereof.
  • the apparatus 1202 may include a variety of components configured for various functions.
  • the apparatus 1302 includes means for partitioning a plurality of channels including one or more PUCCHs and one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data, identify a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, and means for multiplexing a first PUCCH of the one or more PUCCHs with a first PUSCH of the first subset of PUSCHs that is in the second set of CCs based on the first PUCCH overlapping in time with at least a part of the at least one PUSCH.
  • the apparatus 1302 includes means for determining that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group, and means for multiplexing the second PUCCH with the overlapping third PUCCH to generate the first PUCCH.
  • the apparatus 1302 includes means for determining that the first order of the first PUSCH of the at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and means for determining the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • the apparatus 1302 includes means for determining a preliminary subset of PUSCHs of the at least one PUSCH that has a channel priority same as the first PUCCH.
  • the apparatus 1302 includes means for determining that the first order of the first PU SCH of the at least one PU SCH is greater than the second order of the second PUSCH of the at least one PUSCH, and means for determining the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • the apparatus 1302 includes means for determining that the first order of the first PUSCH of the at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and means for determining the first PUSCHfor multiplexing with the first PUCCHfrom the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • the apparatus 1302 includes means for resolving channel collision between the first set of channels and the second set of channels having different channel priorities.
  • the apparatus 1302 includes means for determining that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, the third PUSCH and the first PUSCH multiplexed with the first PUCCH being scheduled for transmission on a same CC, and means for determining to drop one of the first PUSCH multiplexed with the first PUCCH or the third PUSCH that has a lower channel priority.
  • the apparatus 1302 includes means for determining that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and means for determining to drop one of the first PUSCH multiplexed with the first PUCCH or the fourth PUCCH that has a lower channel priority.
  • the apparatus 1302 includes means for determining that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and means for multiplexing the fourth PUCCH with the first PUSCH multiplexed with the first PUCCH based on the determination that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH.
  • the apparatus 1302 includes means for determining a second subset of PUSCHs of the second set of channels that is in the second set of CCs, means for determining that a fifth PUCCH in the first set of channels that is not overlapping with any PUSCH of the first subset of PUSCHs overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, and means for determining multiplexing the fifth PUCCH of the first subset of PUSCHs with the third PUSCH of the second set of PUSCHs based on the determination that the fifth PUCCH overlaps in time with at least a part of the third PUSCH.
  • the apparatus 1302 includes means for determining that a fourth PUCCH in the second set of channels overlaps in time with at least a part of a fifth PUCCH in the first set of channels, and means for multiplexing the fourth PUCCH with the fifth PUCCH based on the determination that the fourth PUCCH overlaps in time with at least a part of a fifth PUCCH.
  • the means may be one or more of the components of the apparatus 1202 configured to perform the functions recited by the means.
  • the apparatus 1202 may include the TX Processor 368, the RX Processor 356, and the controller/processor 359.
  • the means may be the TX Processor 368, the RX Processor 356, and the controller/processor 359 configured to perform the functions recited by the means.
  • FIG. 13 is a diagram 1300 illustrating an example of a hardware implementation for an apparatus 1302.
  • the apparatus 1302 may be a base station, a component of a base station, or may implement base station functionality.
  • the apparatus 1202 may include a baseband unit 1304.
  • the baseband unit 1304 may communicate through a cellular RF transceiver 1322 with the UE 104.
  • the baseband unit 1304 may include a computer-readable medium / memory.
  • the baseband unit 1304 is responsible for general processing, including the execution of software stored on the computer-readable medium / memory.
  • the software when executed by the baseband unit 1304, causes the baseband unit 1304 to perform the various functions described supra.
  • the computer-readable medium / memory may also be used for storing data that is manipulated by the baseband unit 1304 when executing software.
  • the baseband unit 1304 further includes a reception component 1330, a communication manager 1332, and a transmission component 1334.
  • the communication manager 1332 includes the one or more illustrated components.
  • the components within the communication manager 1332 may be stored in the computer-readable medium / memory and/or configured as hardware within the baseband unit 1304.
  • the baseband unit 1304 may be a component of the base station 310 and may include the memory 376 and/or at least one of the TX processor 316, the RX processor 370, and the controller/processor 375.
  • the communication manager 1332 includes a parallel uplink reception component 1340 that is configured to transmit an indication of CCs and an instruction scheduling a plurality of channels for transmission on the CCs, and receive, from the UE, at least one of the plurality of channels of the plurality of channels including one or more PUCCHs and one or more PUSCHs. e.g., as described in connection with 1102, 1103, and 1122.
  • the apparatus may include additional components that perform each of the blocks of the algorithm in the flowcharts of FIGs. 8 and 11. As such, each block in the flowcharts of FIGs. 8 and 11 may be performed by a component and the apparatus may include one or more of those components.
  • the components may be one or more hardware components specifically configured to carry out the stated processes/algorithm, implemented by a processor configured to perform the stated processes/algorithm, stored within a computer-readable medium for implementation by a processor, or some combination thereof.
  • the apparatus 1302 may include a variety of components configured for various functions.
  • the apparatus 1302, and in particular the baseband unit 1304, includes means for transmitting, to a UE, an indication of CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data, means for transmitting, to the UE, an instruction scheduling a plurality of channels on the CCs including the first set of CCs for communicating data and a second set of CCs for communicating control information and data, and means for receiving, from the UE, at least one of the plurality of channels.
  • the means may be one or more of the components of the apparatus 1302 configured to perform the functions recited by the means.
  • the apparatus 1302 may include the TX Processor 316, the RX Processor 370, and the controller/processor 375.
  • the means may be the TX Processor 316, the RX Processor 370, and the controller/processor 375 configured to perform the functions recited by the means.
  • a UE may partition a plurality of channels including one or more PUCCHs and one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data, determine a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, determine that a first PUCCH of the one or more PUCCHs overlaps in time with at least a part of at least one PUSCH of the first subset of PUSCHs, and multiplex the first PUCCH with a first PUSCH of the first subset of PUSCH based on the determination that the first PUCCH overlaps in time with at least a part of the at least one PUSCH.
  • the first subset of PUSCHs may be determined based on an indication received from a base station for each CCs indicating whether the CC is for communicating data or communicating control information and data.
  • the two groups may include a first group including the one or more PUCCHs and a second group including the one or more PUSCHs.
  • the partitioning the plurality of channels may include determining that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group, and multiplexing the second PUCCH with the overlapping third PUCCH to generate the first PUCCH.
  • the at least one PUSCH may include the first PUSCH with a first rank and a second PUSCH with a second rank, and the UE may further determine that the first rank of the first PUSCH of the at least one PUSCH is greater than the second rank of the second PUSCH of the at least one PUSCH, and determine the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first rank of the first PUSCH is greater.
  • the UE may determine the first subset of PUSCHs by determining a preliminary subset of PUSCHs of the at least one PUSCHthat has a channel priority same as the first PUCCH, and the first subset of PUSCHs may be determined from the preliminary subset of PUSCHs that is in the second set of CCs.
  • the two groups may include a first set of channels and a second set of channels, the first set of channels and the second set of channels having different channel priorities.
  • the at least one PUSCH may include the first PUSCH with a first rank and a second PUSCH with a second rank, and the UE may further determine that the first rank of the first PUSCH of the at least one PUSCH is greater than the second rank of the second PUSCH of the at least one PUSCH, and determining the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first rank of the first PUSCH is greater.
  • the UE may resolve channel collision between the first set of channels and the second set of channels having different channel priorities.
  • the UE may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, the third PUSCH and the first PUSCH multiplexed with the first PUCCH being scheduled for transmission on a same CC, and determine to drop one of the first PUSCH multiplexed with the first PUCCH or the third PU SCH that has a lower channel priority.
  • the UE may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and determining to drop one of the first PUSCH multiplexed with the first PUCCH and the fourth PUCCH that has a lower channel priority.
  • the UE may determine that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and multiplex the fourth PUCCH with the first PUSCH multiplexed with the first PUCCH based on the determination that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH.
  • the UE may determine a second subset of PUSCHs of the second set of channels that is in the second set of CCs, determine that a fifth PUCCH in the first set of channels that is not overlapping with any PUSCH of the first subset of PUSCHs overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, and multiplex the fifth PUCCH of the first subset of PUSCHs with the third PUSCH of the second set of PUSCHs based on the determination that the fifth PUCCH overlaps in time with at least a part of the third PUSCH.
  • the UE may determine that a fourth PUCCH in the second set of channels overlaps in time with at least a part of a fifth PUCCH in the first set of channels, and multiplex the fourth PUCCH with the fifth PUCCH based on the determination that the fourth PUCCH overlaps in time with at least a part of a fifth PUCCH.
  • the at least one PUSCH may include the first PUSCH with a first rank and a second PUSCH with a second rank, and the UE may further determine that the first rank of the first PUSCH of the at least one PUSCH is greater than the second rank of the second PUSCH of the at least one PUSCH, and determine the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first rank of the first PUSCH is greater.
  • a rank of a PUSCH with scheduled aperiodic channel state information may be determined to be greater than a rank of a PUSCH without scheduled aperiodic CSI.
  • a rank of a PUSCH on a first CC may be determined to be higher than a rank of a PUSCH on a second CC based on a first CC index of the first CC being smaller than a second CC index of the second CC.
  • Combinations such as “at least one of A, B, or C ,” “one or more of A, B, or C ,” “at least one of A, B, and C ,” “one or more of A, B, and C ,” and “A, B, C, or any combination thereof’ include any combination of A, B, and/or C, and may include multiples of A, multiples of B, or multiples of C.
  • combinations such as “at least one of A, B, or C ,” “one or more of A, B, or C ,” “at least one of A, B, and C ,” “one or more of A, B, and C,” and “A, B, C, or any combination thereof’ may be A only, B only, C only, A and B, A and C, B and C, or A and B and C, where any such combinations may contain one or more member or members of A, B, or C.
  • Aspect 1 is a method of aUE, the method including partitioning a plurality of channels including one or more PUCCHs and one or more PUSCHs into two groups, the plurality of channels being scheduled for transmission on CCs including a first set of CCs for communicating data and a second set of CCs for communicating control information and data, identifying a first subset of PUSCHs of the one or more PUSCHs that is in the second set of CCs, and multiplexing a first PUCCH of the one or more PUCCHs with a first PUSCH of the first subset of PUSCHs that is in the second set of CCs based on the first PUCCH overlapping in time with at least a part of the at least one PUSCH.
  • Aspect 2 is the method of aspect 1, where the first subset of PUSCHs is identified based on an indication received from a base station for each CCs indicating whether the CC is for communicating data or communicating control information and data.
  • Aspect 3 is the method of any of aspects 1 and 2, where the two groups include a first group including the one or more PUCCHs and a second group including the one or more PUSCHs.
  • Aspect 4 is the method of aspect 3, where partitioning the plurality of channels includes determining that a second PUCCH of the first group overlaps in time with at least a part of a third PUCCH of the first group, and multiplexing the second PUCCH with the overlapping third PUCCH to generate the first PUCCH.
  • Aspect 5 is the method of any of aspects 3 and 4, where the at least one PUSCH includes the first PUSCH with a first order and a second PUSCH with a second order, and the method further including determining that the first order of the first PUSCH of the at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determining the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • Aspect 6 is the method of aspect 5, where the first order of the first PUSCH with scheduled aperiodic CSI is determined to be greater than the second order of the second PUSCH without scheduled aperiodic CSI.
  • Aspect 7 is the method of any of aspects 5 and 6, where the first order of the first PUSCH on a first CC is higher than the second order of the second PUSCH on a second CC based on a first CC index of the first CC being smaller than a second CC index of the second CC.
  • Aspect 8 is the method of any of aspects 3 to 7, where the determining the first subset of PUSCHs includes determining a preliminary subset of PUSCHs of the at least one PUSCH that has a channel priority same as the first PUCCH, and where the first subset of PUSCHs are determined from the preliminary subset of PUSCHs that is in the second set of CCs.
  • Aspect 9 is the method of aspect 8, where the at least one PUSCH includes the first PUSCH with a first order and a second PUSCH with a second order, and the method further including determining that the first order of the first PUSCH of the at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determining the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • Aspect 10 is the method of aspect 9, where the first order of the first PUSCH with scheduled aperiodic CSI is determined to be greater than the second order of the second PUSCH without scheduled aperiodic CSI.
  • Aspect 11 is the method of any of aspects 9 and 10, where the first order of the first PUSCH on a first CC is higher than the second order of the second PUSCH on a second CC based on a first CC index of the first CC being smaller than a second CC index of the second CC.
  • Aspect 12 is the method of aspect 1, where the two groups include a first set of channels and a second set of channels, the first set of channels and the second set of channels having different channel priorities.
  • Aspect 13 is the method of aspect 12, where the at least one PUSCH includes the first PUSCH with a first order and a second PUSCH with a second order, and where the method further including determining that the first order of the first PUSCH of the at least one PUSCH is greater than the second order of the second PUSCH of the at least one PUSCH, and determining the first PUSCH for multiplexing with the first PUCCH from the first subset of PUSCHs based on the determination that the first order of the first PUSCH is greater.
  • Aspect 14 is the method of aspect 13, where the order of the first PUSCH with scheduled aperiodic CSI is determined to be higher than the second PUSCH without scheduled aperiodic CSI.
  • Aspect 15 is the method of any of aspects 13 and 14, where the first order of the first PUSCH on a first CC is higher than the second order of the second PUSCH on a second CC based on a first CC index of the first CC being smaller than a second CC index of the second CC.
  • Aspect 16 is the method of any of aspects 12 to 15, further including resolving channel collision between the first set of channels and the second set of channels having different channel priorities.
  • Aspect 17 is the method of aspect 16, where resolving channel collision between the first set of channels and the second set of channels having different channel priorities includes determining that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, the third PUSCH and the first PUSCH multiplexed with the first PUCCH being scheduled for transmission on a same CC, and determining to drop one of the first PUSCH multiplexed with the first PUCCH or the third PUSCH that has a lower channel priority.
  • Aspect 18 is the method of aspect 16, where resolving channel collision between the first set of channels and the second set of channels having different channel priorities includes determining that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and determining to drop one of the first PUSCH multiplexed with the first PUCCH and the fourth PUCCH that has a lower channel priority.
  • Aspect 19 is the method of aspect 16, where resolving channel collision between the first set of channels and the second set of channels having different channel priorities includes determining that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH in the second set of channels, and multiplexing the fourth PUCCH with the first PUSCH multiplexed with the first PUCCH based on the determination that the first PUSCH multiplexed with the first PUCCH overlaps in time with at least a part of a fourth PUCCH.
  • Aspect 20 is the method of aspect 16, where resolving channel collision between the first set of channels and the second set of channels having different channel priorities includes determining a second subset of PUSCHs of the second set of channels that is in the second set of CCs, determining that a fifth PUCCH in the first set of channels that is not overlapping with any PUSCH of the first subset of PUSCHs overlaps in time with at least a part of a third PUSCH of the second set of PUSCHs, and multiplexing the fifth PUCCH of the first subset of PUSCHs with the third PUSCH of the second set of PUSCHs based on the determination that the fifth PUCCH overlaps in time with at least a part of the third PUSCH.
  • Aspect 21 is the method of aspect 16, where resolving channel collision between the first set of channels and the second set of channels having different channel priorities includes determining that a fourth PUCCH in the second set of channels overlaps in time with at least apart of a fifth PUCCHin the first set of channels, and multiplexing the fourth PUCCH with the fifth PUCCH based on the determination that the fourth PUCCH overlaps in time with at least a part of a fifth PUCCH.
  • Aspect 22 is an apparatus for wireless communication including at least one processor coupled to a memory and configured to implement a method as in any of aspects 1 to 21.
  • Aspect 23 is an apparatus for wireless communication including means for implementing a method as in any of aspects 1 to 21.
  • Aspect 24 is a computer-readable medium storing computer executable code, where the code when executed by a processor causes the processor to implement a method as in any of aspects 1 to 21.

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  • Mobile Radio Communication Systems (AREA)

Abstract

Un équipement utilisateur (UE) peut diviser une pluralité de canaux comprenant des canaux physiques de commande de liaison montante (PUCCH) et des canaux physiques partagés de liaison montante (PUSCH) en deux groupes, la pluralité de canaux étant planifiés pour une transmission sur un premier ensemble de porteuses composantes (CC) pour communiquer des données et un second ensemble de CC pour communiquer des informations de commande et des données, déterminer un premier sous-ensemble de PUSCH des un ou plusieurs PUSCH qui est dans le second ensemble de CC, déterminer qu'un premier PUCCH des un ou plusieurs PUCCH chevauche dans le temps au moins une partie d'au moins un PUSCH du premier sous-ensemble de PUSCH, et multiplexer le premier PUCCH avec un premier PUSCH du premier sous-ensemble de PUSCH sur la base de la détermination que le premier PUCCH chevauche dans le temps au moins une partie des un ou plusieurs PUSCH.
EP21841137.9A 2021-01-17 2021-12-15 Gestion de collision pour transmission en liaison montante parallèle Pending EP4278519A1 (fr)

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US202163138504P 2021-01-17 2021-01-17
US17/644,298 US20220232590A1 (en) 2021-01-17 2021-12-14 Collision handling for parallel uplink transmission
PCT/US2021/063628 WO2022154928A1 (fr) 2021-01-17 2021-12-15 Gestion de collision pour transmission en liaison montante parallèle

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US11832262B2 (en) * 2018-09-07 2023-11-28 Apple Inc. Uplink control information (UCI) multiplexing on multiple physical uplink shared channels (PUSCHs)
US11122622B2 (en) * 2019-03-29 2021-09-14 Ualcomm Incorporated Uplink collision handling
US11516819B2 (en) * 2019-05-15 2022-11-29 Qualcomm Incorporated Uplink channel collision resolution for conditional media access control (MAC) layer based prioritization

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