WO2019119375A1 - Procédé et appareil de transmission d'informations, et support de stockage informatique - Google Patents

Procédé et appareil de transmission d'informations, et support de stockage informatique Download PDF

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Publication number
WO2019119375A1
WO2019119375A1 PCT/CN2017/117847 CN2017117847W WO2019119375A1 WO 2019119375 A1 WO2019119375 A1 WO 2019119375A1 CN 2017117847 W CN2017117847 W CN 2017117847W WO 2019119375 A1 WO2019119375 A1 WO 2019119375A1
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WIPO (PCT)
Prior art keywords
subcarrier spacing
resource pattern
resource
candidate set
network device
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PCT/CN2017/117847
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English (en)
Chinese (zh)
Inventor
唐海
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Oppo广东移动通信有限公司
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Filing date
Publication date
Application filed by Oppo广东移动通信有限公司 filed Critical Oppo广东移动通信有限公司
Priority to PCT/CN2017/117847 priority Critical patent/WO2019119375A1/fr
Priority to CN201780097296.5A priority patent/CN111418244B/zh
Publication of WO2019119375A1 publication Critical patent/WO2019119375A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Definitions

  • the embodiments of the present invention relate to the field of mobile communications technologies, and in particular, to a method, an apparatus, and a computer storage medium for information transmission.
  • the unlicensed spectrum is a spectrum that can be used for radio communication by countries and regions.
  • This spectrum can usually be regarded as a shared spectrum, that is, the communication equipment in different communication systems only needs to meet the regulatory requirements set by the country or region on the spectrum. It is possible to use the spectrum instead of applying to the government for a proprietary spectrum grant.
  • LA-LTE Licensed-Assisted Access LTE
  • a carrier aggregation structure is generally adopted, that is, a carrier on a licensed spectrum is used as a primary carrier to avoid authorization.
  • the carrier on the spectrum serves the secondary device as a secondary carrier.
  • the basic unit of uplink resource allocation is an interlace structure, and a resource block (RB, Resource Block) in the system is divided into a plurality of combs, and the structure of each comb is configured. It is also fixed. For example, in each comb, any two adjacent RBs are equally spaced in the frequency domain.
  • the system since the system supports multiple subcarrier spacings, correspondingly, the system includes The number of RBs will change with the change of subcarrier spacing.
  • the existing fixed comb structure cannot meet the transmission requirements of NR technology.
  • Embodiments of the present invention are directed to providing a method, apparatus, and computer storage medium for information transmission; capable of satisfying the requirements of at least two subcarrier interval multiplexing transmissions.
  • an embodiment of the present invention provides a method for information transmission, where the method is applied to a terminal device, and the method includes:
  • the indication information is used to indicate that the terminal device determines a first resource pattern from a first candidate set, where the first candidate set includes at least one resource pattern, where The resource pattern in a candidate set corresponds to the first subcarrier spacing;
  • the determining, by the terminal device, the first resource pattern from the first candidate set according to the indication information including:
  • the frequency domain distance between adjacent RBs in the first comb of the first candidate set is the same as the frequency domain distance between adjacent RBs in the second comb of the second candidate set;
  • the frequency domain distance between the two adjacent RBs includes: a distance between a starting subcarrier of a previous RB and a starting subcarrier of a subsequent RB; the comb represents the first candidate set Or at least one resource block in each resource block group included in the second candidate set.
  • the second subcarrier spacing is pre-configured by the network device
  • the second subcarrier spacing is indicated by the network device by signaling
  • the second subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • the second subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource, and the first subcarrier spacing and the second subcarrier spacing are different.
  • the first subcarrier spacing is greater than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern includes a frequency domain resource occupied by the second resource pattern
  • the first subcarrier spacing is smaller than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern is a subset of frequency domain resources occupied by the second resource pattern.
  • the method further includes:
  • the indication information is further used to indicate a location of a frequency domain resource occupied by the first resource pattern in a frequency domain resource occupied by the second resource pattern.
  • the first subcarrier spacing is pre-configured by the network device
  • the first subcarrier spacing is indicated by the network device by signaling
  • the first subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • the first subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • the technical solution of the first aspect can multiplex the physical channel or the reference signal transmitted by using different subcarrier intervals to transmit on the same time unit, thereby meeting the requirement of at least two subcarrier interval multiplexing transmissions.
  • an embodiment of the present invention provides a method for information transmission, where the method is applied to a network device, and the method includes:
  • the indication information is used by the terminal device to determine, according to the second resource pattern in the second candidate set, the first resource pattern that sends the uplink information from the first candidate set;
  • the first The candidate set includes at least one resource pattern, the resource pattern in the first candidate set corresponds to a first subcarrier spacing, the second candidate set includes at least one resource pattern, and the resource pattern in the second candidate set corresponds to a second a subcarrier spacing, the first subcarrier spacing being different from the second subcarrier spacing.
  • the frequency domain distance between adjacent RBs in the first comb of the first candidate set is the same as the frequency domain distance between adjacent RBs in the second comb of the second candidate set;
  • the frequency domain distance between the two adjacent RBs includes: a distance between a starting subcarrier of a previous RB and a starting subcarrier of a subsequent RB; the comb represents the first candidate set Or at least one resource block in each resource block group included in the second candidate set.
  • the second subcarrier spacing is pre-configured by the network device
  • the second subcarrier spacing is indicated by the network device by signaling
  • the second subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • the second subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource.
  • the first subcarrier spacing is greater than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern includes a frequency domain resource occupied by the second resource pattern
  • the first subcarrier spacing is smaller than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern is a subset of frequency domain resources occupied by the second resource pattern.
  • the indication information is further used to indicate a location of a frequency domain resource occupied by the first resource pattern in a frequency domain resource occupied by the second resource pattern.
  • the first subcarrier spacing is pre-configured by the network device
  • the first subcarrier spacing is indicated by the network device by signaling
  • the first subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • an embodiment of the present invention provides a terminal device, including: a receiving part, a determining part, and a first sending part;
  • the receiving part is configured to receive the indication information that is sent by the network device, where the indication information is used to indicate that the terminal device determines a first resource pattern from a first candidate set, where the first candidate set includes at least a resource pattern, where the resource pattern in the first candidate set corresponds to a first subcarrier spacing;
  • the determining part is configured to determine the first resource pattern from the first candidate set according to the indication information
  • the first sending part is configured to send uplink information to the network device by using the first resource pattern.
  • the determining part is configured as:
  • the frequency domain distance between adjacent RBs in the first comb of the first candidate set is the same as the frequency domain distance between adjacent RBs in the second comb of the second candidate set;
  • the frequency domain distance between the two adjacent RBs includes: a distance between a starting subcarrier of a previous RB and a starting subcarrier of a subsequent RB; the comb represents the first candidate set Or at least one resource block in each resource block group included in the second candidate set.
  • the second subcarrier spacing is pre-configured by the network device
  • the second subcarrier spacing is indicated by the network device by signaling
  • the second subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource, and the first subcarrier spacing and the second subcarrier spacing are different.
  • the first subcarrier spacing is greater than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern includes a frequency domain resource occupied by the second resource pattern
  • the first subcarrier spacing is smaller than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern is a subset of frequency domain resources occupied by the second resource pattern.
  • the indication information is further used to indicate a location of a frequency domain resource occupied by the first resource pattern in a frequency domain resource occupied by the second resource pattern.
  • the first subcarrier spacing is pre-configured by the network device
  • the first subcarrier spacing is indicated by the network device by signaling
  • the first subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • the first subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • an embodiment of the present invention provides a network device, including a second sending part, configured to: send indication information to a terminal device, where the indication information is used by the terminal device according to a second candidate set.
  • the second resource pattern determines a first resource pattern for transmitting uplink information from the first candidate set; the first candidate set includes at least one resource pattern, and the resource pattern in the first candidate set corresponds to a first subcarrier spacing, where The second candidate set includes at least one resource pattern, and the resource pattern in the second candidate set corresponds to a second subcarrier spacing, and the first subcarrier spacing is different from the second subcarrier spacing.
  • the frequency domain distance between adjacent RBs in the first comb of the first candidate set is the same as the frequency domain distance between adjacent RBs in the second comb of the second candidate set;
  • the frequency domain distance between the two adjacent RBs includes: a distance between a starting subcarrier of a previous RB and a starting subcarrier of a subsequent RB; the comb represents the first candidate set Or at least one resource block in each resource block group included in the second candidate set.
  • the second subcarrier spacing is pre-configured by the network device
  • the second subcarrier spacing is indicated by the network device by signaling
  • the second subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • the second subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource, and the first subcarrier spacing and the second subcarrier spacing are different.
  • the first subcarrier spacing is greater than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern includes a frequency domain resource occupied by the second resource pattern
  • the first subcarrier spacing is smaller than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern is a subset of frequency domain resources occupied by the second resource pattern.
  • the indication information is further used to indicate a location of a frequency domain resource occupied by the first resource pattern in a frequency domain resource occupied by the second resource pattern.
  • the first subcarrier spacing is pre-configured by the network device
  • an embodiment of the present invention provides a terminal device, including: a first network interface, a first memory, and a first processor;
  • the first processor is configured to perform the steps of the method of any one of the first aspects when the computer program is run.
  • an embodiment of the present invention provides a network device, including: a second network interface, a second memory, and a second processor;
  • the second network interface is configured to receive and send signals during the process of transmitting and receiving information with other external network elements
  • the second memory is configured to store a computer program capable of running on the second processor
  • FIG. 2 is a schematic flowchart of a method for information transmission according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of a comb structure corresponding to different subcarrier spacings according to an embodiment of the present invention
  • FIG. 4 is a schematic structural diagram of comb teeth corresponding to different subcarrier spacings according to an embodiment of the present disclosure
  • FIG. 5 is a schematic structural diagram of comb teeth corresponding to different subcarrier spacings according to an embodiment of the present disclosure
  • FIG. 6 is a schematic structural diagram of comb teeth corresponding to different subcarrier spacings according to an embodiment of the present disclosure
  • FIG. 7 is a schematic flowchart of another method for information transmission according to an embodiment of the present invention.
  • FIG. 8 is a schematic structural diagram of a terminal device according to an embodiment of the present disclosure.
  • FIG. 9 is a schematic structural diagram of a specific hardware of a terminal device according to an embodiment of the present disclosure.
  • FIG. 10 is a schematic structural diagram of a network device according to an embodiment of the present disclosure.
  • FIG. 11 is a schematic structural diagram of a specific hardware of a network device according to an embodiment of the present disclosure.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • Universal Mobile Telecommunication System Universal Mobile Telecommunication System
  • UMTS Universal Mobile Telecommunication System
  • LTE Long Term Evolution
  • LTE-A Advanced Long Term Evolution
  • NR New Radio
  • NR-U NR-based access to unlicensed spectrum
  • the technical solution of the embodiment of the present invention can also be applied to Device to Device (D2D) communication, Machine to Machine (M2M) communication, and Machine Type Communication (Machine Type Communication). , referred to as "MTC", and Vehicle to Vehicle (V2V) communication.
  • D2D Device to Device
  • M2M Machine to Machine
  • MTC Machine Type Communication
  • V2V Vehicle to Vehicle
  • the above communication system can be applied to the licensed spectrum, and can also be applied to the unlicensed spectrum, such as the spectrum of 2.4 GHz, 5 GHz, 37 GHz or 60 GHz.
  • the communication system in the embodiment of the present invention can be applied to a carrier aggregation (CA) scenario, and can also be applied to a dual connectivity (DC, Dual Connectivity) scenario, and can also be applied to a standalone (SA, Standalone) networking scenario.
  • CA carrier aggregation
  • DC Dual Connectivity
  • SA Standalone
  • the CA deployment scenario may be that the primary carrier is on the licensed spectrum, the secondary carrier is on the unlicensed spectrum, and the primary carrier and the secondary carrier are used. Connected via an ideal backhual.
  • the DC deployment scenario may be that the primary carrier is on the licensed spectrum, the secondary carrier is on the unlicensed spectrum, and the primary carrier and the secondary carrier are used.
  • the system on the primary carrier and the system on the secondary carrier belong to different systems, for example, the system on the primary carrier is an LTE system, the system on the secondary carrier is an NR system, or the primary carrier
  • the system may also belong to the same system as the system on the secondary carrier.
  • the systems on the primary carrier and the secondary carrier are both LTE systems or both NR systems.
  • the terminal device can access the network through the system on the unlicensed spectrum.
  • Fig. 1 there is shown a schematic diagram of the configuration of a communication system 1 of a non-typical example, which can be passed between the terminal devices 10, 12, 14 and the network device 20, respectively, between the terminal device and the network device
  • the wireless link communicates as indicated by the double arrow.
  • the terminal devices 10, 12, 14 may also be referred to as User Equipment (UE), access terminals, subscriber units, subscriber stations, mobile stations, mobile stations, remote stations, remote terminals, mobile devices, User terminal, terminal, wireless communication device, user agent or user device.
  • UE User Equipment
  • the terminal device may be a site (STAION, referred to as "ST") in a Wireless Local Area Networks ("WLAN”), and may be a cellular phone, a cordless phone, or a Session Initiation Protocol ("SIP").
  • Telephone, Wireless Local Loop (“WLL”) station, Personal Digital Assistant (“PDA”) device handheld device with wireless communication function, computing device or other connected to wireless modem Processing devices, in-vehicle devices, wearable devices, and next-generation communication systems, for example, terminal devices in a fifth-generation (5G) network or a public land mobile network (Public Land Mobile Network) Referred to as "PLMN" for short, etc. in the network.
  • the terminal device may also be a wearable device.
  • a wearable device which can also be called a wearable smart device, is a general term for applying wearable technology to intelligently design and wear wearable devices such as glasses, gloves, watches, clothing, and shoes.
  • the network device 20 may be a device for communicating with the mobile device, and the network device may be an access point (ACCESS POINT, abbreviated as "AP") in the WLAN, or a base station (Base Transceiver Station, "BTS”) in GSM or CDMA. It may also be a base station (NodeB, referred to as "NB") in WCDMA, or an evolved base station (Evolutional Node B, "eNB” or “eNodeB”) in LTE, or a relay station or an access point, or a vehicle.
  • gNB 5G base station
  • PLMN future evolved PLMN network
  • the network device 20 provides a service for the cell, and the terminal device 10, 12, 14 communicates with the network device 20 by using a transmission resource (for example, a frequency domain resource, or a spectrum resource) used by the cell.
  • the cell may be a cell corresponding to the network device 20 (for example, a base station), and the cell may belong to a macro base station or a base station corresponding to a small cell, where the small cell may include: a metro cell and a micro cell ( Micro cell), Pico cell, Femto cell, etc. These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
  • multiple carriers can work at the same frequency on the carrier in the LTE system or the NR system.
  • the concept of the carrier and the cell can be considered to be equivalent.
  • CA carrier aggregation
  • the carrier index of the secondary carrier and the cell identifier (Cell ID, Cell Indentify) of the secondary cell working in the secondary carrier are simultaneously carried.
  • the concept of the carrier and the cell can be considered to be equivalent, for example, the UE accessing one carrier and accessing one cell are equivalent.
  • the embodiments of the present invention may be applied to an uplink or downlink physical channel or a reference signal.
  • the physical channel may include a Physical Downlink Control CHannel (Physical Downlink Control CHannel), a Physical Downlink Shared CHannel (PDSCH), and a physical downlink shared channel (PDSCH).
  • Physical Downlink Control CHannel Physical Downlink Control CHannel
  • PDSCH Physical Downlink Shared CHannel
  • PDSCH physical downlink shared channel
  • the reference signal may include a Demodulation Reference Signal (DMRS), a Sounding Reference Signal (SRS), and a Channel State Information Reference Signal (CHN), a Physical Uplink Shared Channel (PUSCH), and the like.
  • DMRS Demodulation Reference Signal
  • SRS Sounding Reference Signal
  • CHN Channel State Information Reference Signal
  • PUSCH Physical Uplink Shared Channel
  • FIG. 2 a flow of a method for information transmission according to an embodiment of the present invention is shown.
  • the process may be applied to a terminal device of the foregoing communication system, and the method may include:
  • the terminal device receives the indication information sent by the network device, where the indication information is used to instruct the terminal device to determine the first resource pattern from the first candidate set.
  • one candidate set corresponds to one subcarrier spacing, that is, all resource patterns in one candidate set correspond to the same seed carrier interval. For example, if the subcarrier spacing corresponding to the first candidate set is 15 kHz, then all resource patterns in the first candidate set are determined according to the subcarrier spacing of 15 kHz.
  • a candidate set may correspond to a resource allocation in a bandwidth, or may be allocated to a resource in a plurality of bandwidths, which is not limited by the present invention.
  • the resource allocation in a candidate set is in an interlace, and the frequency domain distance between two adjacent RBs in the RB included in one comb tooth is the same, wherein the adjacent two RBs are the same
  • the frequency domain distance between the two includes the distance between the starting subcarrier of the previous RB and the starting subcarrier of the latter RB.
  • a first comb includes one of the first RBGs of the N1 first RBGs, and the RBs included in the first comb include the same position in each of the first RBGs.
  • the first subcarrier spacing is 60 kHz
  • the first bandwidth illustrates the first comb based on the example that the 60 kHz subcarrier spacing may include 25 RBs (RB numbers 0 to 24).
  • the first bandwidth includes five first RBGs, and each of the first RBGs includes five consecutive RBs of frequency domain resources, and one first comb includes each of the five first RBGs.
  • One RB in the first RBG, and the frequency domain distance between two adjacent RBs in the RB included in the first comb includes the same. That is, the first bandwidth includes five first combs, and the numbers are 0 to 4.
  • the first comb having the label 0 includes the labels of the RBs of 0, 5, 10, 15, and 20;
  • the comb includes RBs labeled 1, 6, 11, 16, 21;
  • the first comb labeled 2 includes RBs labeled 2, 7, 12, 17, 22;
  • the first comb labeled 3 The RBs included are numbered 3, 8, 13, 18, 23;
  • the first combs numbered 4 include RBs numbered 4, 9, 14, 19, 24.
  • the resource pattern in the first candidate set may include one or more first combs.
  • the resource pattern in a first candidate set includes a first comb labeled 0.
  • the resource pattern in another first candidate set includes first combs labeled 3 and 4.
  • the first sub-carrier spacing is 30 kHz
  • the first bandwidth is illustrated by taking 50 RBs (RB numbers 0 to 49) as an example.
  • the first bandwidth includes five first RBGs, and each of the first RBGs includes ten consecutive RBs of frequency domain resources, and one first comb includes each of the five first RBGs.
  • One RB in the first RBG, and the frequency domain distance between two adjacent RBs in the RB included in the first comb includes the same.
  • the first bandwidth includes 10 first combs, and the numbers are 0 to 9, wherein the first comb having the label 0 includes the labels of the RBs of 0, 10, 20, 30, 40;
  • the comb includes RBs numbered 1, 11, 21, 31, 41; and so on.
  • the resource pattern in the first candidate set may include one or more first combs.
  • the resource pattern in a first candidate set includes a first comb labeled 0.
  • the resource pattern in another first candidate set includes first combs labeled 0, 2, 4, 6, 8.
  • the first sub-carrier spacing is 15 kHz
  • the first bandwidth is illustrated by taking the example of the 15 kHz sub-carrier spacing, which may include 100 RBs (RB numbers 0 to 99).
  • the first bandwidth includes five first RBGs, and each of the first RBGs includes 20 consecutive RBs of frequency domain resources, and one first comb includes each of the five first RBGs.
  • One RB in the first RBG, and the frequency domain distance between two adjacent RBs in the RB included in the first comb includes the same.
  • the first bandwidth includes 20 first combs, and the numbers are 0 to 19, wherein the first comb having the label 0 includes the labels of the RBs of 0, 20, 40, 60, 80; the first number is 1.
  • the combs include RBs numbered 1, 21, 41, 61, 81; and so on.
  • the resource pattern in the first candidate set may include one or more first combs.
  • the resource pattern in a first candidate set includes a first comb labeled 0.
  • the resource pattern in another first candidate set includes first combs labeled 0, 5, 10, 15.
  • the frequency domain distance between the adjacent two RBs in the RBs that satisfy one comb includes the same
  • the first comb tooth may further include an RB that does not belong to the N1 first RBGs.
  • the first subcarrier spacing is 60 kHz
  • the first bandwidth may include 27 RBs according to the 60 kHz subcarrier spacing (RB numbers are 0 to 26), and the RBs including 5 frequency domain resources in the first RBG are consecutive.
  • the first comb teeth in this case will be described. As shown in case 4 of FIG.
  • the first bandwidth includes five first combs, numbered from 0 to 4, wherein the first comb including the number 0 includes RBs having labels of 0, 5, 10, 15, and 20 25; the first comb tooth numbered 1 includes RBs numbered 1, 6, 11, 16, 21, 26; the first comb tooth numbered 2 includes RBs numbered 2, 7, 12, 17 22; the first comb tooth numbered 3 includes RBs numbered 3, 8, 13, 18, 23; the first comb tooth numbered 4 includes RB numbers 4, 9, 14, 19, 24 .
  • the network device may perform resource allocation on the terminal device according to the resource pattern in one or more candidate sets.
  • the network system may perform resource allocation on the terminal device according to the resource pattern in the two candidate sets, where the resource pattern in the first candidate set corresponds to the first subcarrier spacing, and the resource pattern in the second candidate set.
  • the network system may perform resource allocation on the terminal device according to the resource pattern in the two candidate sets, where the resource pattern in the first candidate set corresponds to the first subcarrier spacing, and the resource pattern in the second candidate set.
  • the network system may perform resource allocation on the terminal device according to the resource pattern in the two candidate sets, where the resource pattern in the first candidate set corresponds to the first subcarrier spacing, and the resource pattern in the second candidate set.
  • the network system may perform resource allocation on the terminal device according to the resource pattern in the two candidate sets, where the resource pattern in the first candidate set corresponds to the first subcarrier spacing, and the resource pattern in the second candidate set.
  • the network system may perform resource allocation on the terminal device according to the resource pattern in the two candidate sets, where the resource pattern in the first candidate set corresponds to the first subcarrier spacing, and
  • S202 The terminal device determines the first resource pattern from the first candidate set according to the indication information.
  • the determining, by the terminal device, the first resource pattern from the first candidate set according to the indication information including:
  • the terminal device determines the first resource pattern from the first candidate set according to the second resource pattern and the first subcarrier spacing.
  • a resource pattern corresponding to one subcarrier spacing may be used as a basic pattern, The resource corresponding to another seed carrier interval is allocated.
  • the resource pattern in the second candidate set corresponding to the second subcarrier spacing is used as a basic pattern, and resource allocation is performed on resources corresponding to the first subcarrier spacing (ie, the resource pattern is selected from the first candidate set)
  • resource allocation is performed on resources corresponding to the first subcarrier spacing (ie, the resource pattern is selected from the first candidate set)
  • a frequency domain distance between adjacent frequency RBs of one of the first combs in the first candidate set and a neighboring RB of a second comb of the second candidate set includes: a distance between a starting subcarrier of a previous RB and a starting subcarrier of a subsequent RB.
  • the subcarrier spacing corresponding to the first candidate set is 60 kHz
  • the subcarrier spacing corresponding to the second candidate set is 30 kHz
  • the indication information indicates resource allocation in the first candidate set by indicating a resource pattern in the second candidate set.
  • the second candidate set includes N resource allocation modes, and the indication information indicates one or more corresponding resource patterns in the N resource allocation manners, and the resource pattern and the first subcarrier interval indicated by the indication information correspond to The first comb and the relationship between the first resource pattern and the frequency domain resources occupied by the second resource pattern are used to determine a resource pattern corresponding to the first subcarrier spacing.
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource, where the first subcarrier spacing and the second subcarrier spacing are different.
  • the first subcarrier spacing is greater than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern includes a frequency domain resource occupied by the second resource pattern.
  • the first subcarrier spacing is smaller than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern is a subset of the frequency domain resources occupied by the second resource pattern.
  • the first subcarrier spacing is smaller than the second subcarrier spacing
  • the indication information is further used to indicate a location of the frequency domain resource occupied by the first resource pattern in the frequency domain resource occupied by the second resource pattern.
  • the subcarrier spacing in case 1 of FIG. 3 is 60 kHz
  • the first bandwidth includes 25 RBs
  • the 25 RBs are divided into five comb comb structures as the resource pattern unit in the second candidate set.
  • the second subcarrier spacing is 60 kHz
  • an embodiment of the present invention will be described.
  • the second candidate set includes five second comb teeth, and the five second comb teeth are sequentially numbered #0 to #4. That is, the resource allocation in the system is allocated by #0 to #4.
  • the second resource pattern may be comb tooth #0, or comb tooth #1, or comb tooth #2, or comb tooth #3, or comb tooth# 4; if the second resource pattern includes 2 second comb teeth, the second resource pattern may be comb teeth #0 and #1, or comb teeth #1 and #2, or comb teeth #2 and #3, or comb Teeth #3 and #4, or comb teeth #0 and #2, and so on, and so on.
  • the resource pattern corresponding to the allocated second comb is the first resource pattern for uplink information transmission.
  • the assigned second comb is labeled #0
  • the first comb corresponding to the first resource pattern for uplink information transmission is also labeled #0.
  • the first resource pattern and the second resource pattern may also occupy the same frequency domain resource.
  • the first subcarrier spacing is 30 kHz and the assigned second comb tooth is #2
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource, that is, used for uplink information transmission.
  • the first comb teeth corresponding to the first resource pattern are numbered #4 and #5.
  • the first subcarrier spacing is 15 kHz and the assigned second comb tooth is #4
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource, that is, the first resource pattern corresponding to the uplink information transmission.
  • the first comb teeth are numbered #16, #17, #18, and #19.
  • the frequency domain resource occupied by the first resource pattern may also be a subset of the frequency domain resources occupied by the second resource pattern. Also taking FIG. 4 as an example, assuming that the first subcarrier spacing is 30 kHz, the assigned second comb tooth is #2, and the second combo pattern corresponding to the first comb tooth is #4 and #5, then The first comb tooth corresponding to the first resource pattern of the uplink information transmission has the label #4; or the first comb tooth corresponding to the first resource pattern for the uplink information transmission has the label #5.
  • the indication information is further used to indicate the location of the frequency domain resource occupied by the first resource pattern in the frequency domain resource occupied by the second resource pattern, for example, the indication information is used to indicate that the first resource pattern corresponding to the uplink information transmission corresponds to The number of the first comb is #4 or #5.
  • the subcarrier spacing in Case 2 of FIG. 3 is 30 kHz
  • the first bandwidth includes 50 RBs
  • the 50 RBs are divided into 10 comb comb structures as the resource pattern unit in the second candidate set.
  • the second subcarrier spacing is 30 kHz
  • the second candidate set includes 10 second comb teeth
  • the 10 second comb teeth are sequentially numbered #0 to #9. That is, the resource allocation in the system is allocated by #0 to #9.
  • the second resource pattern may be comb tooth #0, or comb tooth #1, or comb tooth #2, or comb tooth #3, etc.;
  • the second resource pattern includes 2 second comb teeth, then the second resource pattern may be comb teeth #0 and #1, or comb teeth #1 and #2, or comb teeth #2 and #3, or comb teeth #3 And #4, or comb teeth #0 and #2, and so on, and so on.
  • the resource pattern corresponding to the allocated second comb is the first resource pattern for uplink information transmission.
  • the assigned second comb is labeled #4
  • the first comb corresponding to the first resource pattern for uplink information transmission is also labeled #4.
  • the first resource pattern and the second resource pattern may also occupy the same frequency domain resource.
  • the first resource pattern and the second resource pattern may also occupy the same frequency domain resource, that is, used for uplink information transmission.
  • the first comb teeth corresponding to the first resource pattern are numbered #16 and #17.
  • the frequency domain resource occupied by the first resource pattern may also be a subset of the frequency domain resources occupied by the second resource pattern.
  • the first comb tooth corresponding to the first resource pattern used for uplink information transmission is labeled as #16. Or #17.
  • the frequency domain resource occupied by the first resource pattern includes the frequency domain resource occupied by the second resource pattern.
  • the assigned second comb tooth is #0
  • the resource pattern corresponding to the second comb tooth labeled #0 is the first comb labeled #0.
  • a part of the resource pattern corresponding to the tooth, the first comb tooth corresponding to the first resource pattern for uplink information transmission is labeled #0.
  • the resource pattern corresponding to the second comb tooth labeled #1 is still a part of the resource pattern corresponding to the first comb tooth labeled #0
  • the label of the first comb corresponding to the first resource pattern of the uplink information transmission is also #0. That is, as long as the second resource pattern includes at least one of the second combs of the label #0 or #1, the first comb pattern includes the first comb tooth numbered #0.
  • the subcarrier spacing in Case 3 of FIG. 3 is 15 kHz
  • the first bandwidth includes 100 RBs
  • the 100 RBs are divided into 20 comb comb structures as the resource pattern unit in the second candidate set.
  • the second subcarrier spacing is 15 kHz
  • the second candidate set includes 20 second combs, and the 20 second combs are numbered sequentially from #0 to #19. That is, the resource allocation in the system is allocated by #0 to #19.
  • the second resource pattern may be comb tooth #0, or comb tooth #1, or comb tooth #2, or comb tooth #3, etc.;
  • the second resource pattern includes 2 second comb teeth, then the second resource pattern may be comb teeth #0 and #1, or comb teeth #1 and #2, or comb teeth #2 and #3, or comb teeth #3 And #4, or comb teeth #0 and #5, and so on, and so on.
  • the resource pattern corresponding to the allocated second comb is the first resource pattern for uplink information transmission.
  • the assigned second comb has the number #16, and the first comb corresponding to the first resource pattern for the uplink information transmission has the label #16.
  • the frequency domain resources occupied by the first resource pattern include frequency domain resources occupied by the second resource pattern.
  • the first subcarrier spacing is 60 kHz
  • the assigned second comb tooth is #0
  • the resource pattern corresponding to the second comb tooth labeled #0 is the first comb labeled #0.
  • a part of the resource pattern corresponding to the tooth, the first comb tooth corresponding to the first resource pattern for uplink information transmission is labeled #0.
  • the resource pattern corresponding to the first comb tooth labeled #0 is the same as the resource pattern corresponding to the second comb tooth labeled #0, #1, #2, #3, as long as the second resource pattern includes the label At least one of the second comb teeth of #0, #1, #2, #3 includes the first comb tooth numbered #0 in the first resource pattern.
  • the first subcarrier spacing is 30 kHz
  • the assigned second comb tooth is #8
  • the resource pattern corresponding to the second comb tooth numbered #8 is the first number labeled #4.
  • a part of the resource pattern corresponding to the comb, the first comb tooth corresponding to the first resource pattern for uplink information transmission is labeled #4.
  • the second resource pattern includes the labels #8 and #9. At least one of the second comb teeth includes a first comb tooth numbered #4 in the first resource pattern.
  • the network device when there are at least two subcarrier spacings in the system, can multiplex the resource patterns corresponding to the at least two different subcarrier intervals on the same time unit. For example, if the subcarrier spacing of the PRACH channel in the system is different from the subcarrier spacing of the PUSCH channel, the PUSCH may be multiplexed on the time unit configured with the PRACH channel.
  • the first subcarrier interval may be pre-configured by the network device; or the first subcarrier interval may be indicated by the network device by signaling; or the first subcarrier interval may be according to a sub The carrier spacing is determined; or, the first subcarrier spacing may be determined according to the subcarrier spacing of the synchronization signal.
  • the second subcarrier spacing is pre-configured by the network device; or the second subcarrier spacing is indicated by the network device by signaling; or the second subcarrier spacing is according to the physical random access channel.
  • the carrier spacing is determined; or, the second subcarrier spacing is determined according to the subcarrier spacing of the synchronization signal.
  • the first subcarrier spacing may correspond to a subcarrier spacing specific to the terminal device for transmitting a channel or signal such as a PUSCH or PUCCH or SRS.
  • the second subcarrier spacing may correspond to a common channel, such as a sub-carrier spacing of a channel or a signal such as a Synchronization Block (SSB), a PRACH, or the like.
  • SSB Synchronization Block
  • S203 The terminal device sends uplink information to the network device by using the first resource pattern.
  • the terminal device detects the carrier used by the communication system, and when determining that the resource on the carrier is idle, transmitting uplink information to the network device by using the first resource pattern on the carrier.
  • the uplink information includes information transmitted by using an uplink physical channel and/or an uplink reference signal, where the uplink physical channel includes a PUSCH, a PUCCH, a PRACH, and the like, and the uplink reference signal includes an SRS, a PT-RS, a UL DMRS, etc., and the present invention This is not limited.
  • the embodiment provides a method for information transmission.
  • a resource allocation unit of the system is defined according to a subcarrier spacing, and resource allocation under other subcarrier intervals is based on the resource allocation unit. Make resource allocations.
  • physical channels or reference signals transmitted using different subcarrier intervals can be multiplexed and transmitted on the same time unit, so that the requirements of at least two subcarrier interval multiplexing transmissions can be satisfied.
  • FIG. 7 a method for information transmission according to an embodiment of the present invention is shown. The method may be applied to the network device shown in FIG.
  • the network device sends the indication information to the terminal device, where the indication information is used by the terminal device to determine, according to the second resource pattern in the second candidate set, the first resource pattern that sends the uplink information from the first candidate set.
  • the first candidate set includes at least one resource pattern, the resource pattern in the first candidate set corresponds to a first subcarrier spacing, and the second candidate set includes at least one resource pattern, resources in the second candidate set The pattern corresponds to a second subcarrier spacing, and the first subcarrier spacing is different from the second subcarrier spacing.
  • the description of the indication information, and the detailed description of the first resource pattern by the terminal device refer to the content described in the first embodiment, which is not described in this embodiment.
  • the embodiment provides a method for information transmission.
  • a resource allocation unit of the system is defined according to a subcarrier spacing, and resource allocation under other subcarrier intervals is based on the resource allocation unit. Make resource allocations.
  • physical channels or reference signals transmitted using different subcarrier intervals can be multiplexed and transmitted on the same time unit, so that the requirements of at least two subcarrier interval multiplexing transmissions can be satisfied.
  • a composition of a terminal device 80 includes: a receiving portion 801, a determining portion 802, and a first transmitting portion 803;
  • the receiving part 801 is configured to receive the indication information that is sent by the network device, where the indication information is used to instruct the terminal device to determine a first resource pattern from a first candidate set, where the first candidate set includes At least one resource pattern, the resource pattern in the first candidate set corresponds to a first subcarrier spacing;
  • the determining portion 802 is configured to determine the first resource pattern from the first candidate set according to the indication information
  • the first sending part 803 is configured to send uplink information to the network device by using the first resource pattern.
  • the determining portion 802 is configured to:
  • the frequency domain distance between adjacent RBs in the comb of the first candidate set is the same as the frequency domain distance between adjacent RBs in the comb of the second candidate set;
  • the frequency domain distance between two adjacent RBs includes a distance between a starting subcarrier of a previous RB and a starting subcarrier of a subsequent RB.
  • the second subcarrier spacing is pre-configured by the network device
  • the second subcarrier spacing is indicated by the network device by signaling
  • the second subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • the second subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • the first resource pattern and the second resource pattern occupy the same frequency domain resource, and the first subcarrier spacing and the second subcarrier spacing are different.
  • the first subcarrier spacing is greater than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern includes a frequency domain resource occupied by the second resource pattern
  • the first subcarrier spacing is smaller than the second subcarrier spacing
  • the frequency domain resource occupied by the first resource pattern is a subset of frequency domain resources occupied by the second resource pattern.
  • the indication information is further used to indicate a location of a frequency domain resource occupied by the first resource pattern in a frequency domain resource occupied by the second resource pattern.
  • the first subcarrier spacing is pre-configured by the network device
  • the first subcarrier spacing is indicated by the network device by signaling
  • the first subcarrier spacing is determined according to a subcarrier spacing of the physical random access channel
  • the first subcarrier spacing is determined according to a subcarrier spacing of the synchronization signal.
  • the “part” may be a partial circuit, a partial processor, a partial program or software, etc., of course, may be a unit, a module, or a non-modular.
  • each component in this embodiment may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software function module.
  • the integrated unit may be stored in a computer readable storage medium if it is implemented in the form of a software function module and is not sold or used as a stand-alone product.
  • the technical solution of the embodiment is essentially Said that the part contributing to the prior art or all or part of the technical solution can be embodied in the form of a software product stored in a storage medium, comprising a plurality of instructions for making a computer device (may It is a personal computer, a server, or a network device, etc. or a processor that performs all or part of the steps of the method described in this embodiment.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes.
  • the embodiment provides a computer storage medium storing an information transmission program, and the information transmission program is executed by at least one processor to implement the steps of the method described in the first embodiment.
  • a specific hardware structure of a terminal device 80 according to an embodiment of the present invention including:
  • the first network interface 901, the first memory 902, and the first processor 903; the various components are coupled together by a bus system 904. It will be appreciated that the bus system 904 is used to implement connection communication between these components. Bus system 904 includes, in addition to the data bus, a power bus, a control bus, and a status signal bus. However, for clarity of description, various buses are labeled as bus system 904 in FIG.
  • the first network interface 901 is configured to receive and send signals during the process of transmitting and receiving information with other external network elements.
  • a first memory 902 configured to store a computer program capable of running on the first processor 903;
  • the first processor 903 is configured to: when the computer program is executed, perform:
  • the indication information is used to indicate that the terminal device determines a first resource pattern from a first candidate set, where the first candidate set includes at least one resource pattern, where The resource pattern in a candidate set corresponds to the first subcarrier spacing;
  • the first memory 902 in the embodiments of the present invention may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
  • the non-volatile memory may be a read-only memory (ROM), a programmable read only memory (PROM), an erasable programmable read only memory (Erasable PROM, EPROM), or an electric Erase programmable read only memory (EEPROM) or flash memory.
  • the volatile memory can be a Random Access Memory (RAM) that acts as an external cache.
  • RAM Random Access Memory
  • many forms of RAM are available, such as static random access memory (SRAM), dynamic random access memory (DRAM), synchronous dynamic random access memory (Synchronous DRAM).
  • the first memory 902 of the systems and methods described herein is intended to comprise, without being limited to, these and any other suitable types of memory.
  • the first processor 903 may be an integrated circuit chip with signal processing capabilities. In the implementation process, each step of the foregoing method may be completed by an integrated logic circuit of hardware in the first processor 903 or an instruction in a form of software.
  • the first processor 903 may be a general-purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), or a field programmable gate array (FPGA). Or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • FPGA field programmable gate array
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the steps of the method disclosed in the embodiments of the present invention may be directly implemented by the hardware decoding processor, or may be performed by a combination of hardware and software modules in the decoding processor.
  • the software module can be located in a conventional storage medium such as random access memory, flash memory, read only memory, programmable read only memory or electrically erasable programmable memory, registers, and the like.
  • the storage medium is located in the first memory 902, and the first processor 903 reads the information in the first memory 902, and completes the steps of the foregoing method in combination with the hardware thereof.
  • the embodiments described herein can be implemented in hardware, software, firmware, middleware, microcode, or a combination thereof.
  • the processing unit can be implemented in one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processing (DSP), Digital Signal Processing Equipment (DSP Device, DSPD), programmable Programmable Logic Device (PLD), Field-Programmable Gate Array (FPGA), general purpose processor, controller, microcontroller, microprocessor, other for performing the functions described herein In an electronic unit or a combination thereof.
  • ASICs Application Specific Integrated Circuits
  • DSP Digital Signal Processing
  • DSP Device Digital Signal Processing Equipment
  • PLD programmable Programmable Logic Device
  • FPGA Field-Programmable Gate Array
  • the techniques described herein can be implemented by modules (eg, procedures, functions, and so on) that perform the functions described herein.
  • the software code can be stored in memory and executed by the processor.
  • the memory can be implemented in the processor or external to the processor.
  • the present embodiment provides a terminal device 80.
  • a resource allocation unit of the system is defined according to a subcarrier spacing, and resource allocation under other subcarrier intervals is performed based on the resource allocation unit. Resource allocation.
  • resource allocation Through the resource allocation manner, physical channels or reference signals transmitted using different subcarrier intervals can be multiplexed and transmitted on the same time unit, so that the requirements of at least two subcarrier interval multiplexing transmissions can be satisfied.
  • FIG. 10 shows a composition of a network device 100 according to an embodiment of the present invention.
  • the network device may optionally be a base station such as an eNB or a gNB, and the network device 100 may
  • the second sending part 1001 is configured to: send the indication information to the terminal device, where the indication information is used by the terminal device to determine, according to the second resource pattern in the second candidate set, that the uplink is sent from the first candidate set.
  • the first candidate set includes at least one resource pattern, a resource pattern in the first candidate set corresponds to a first subcarrier spacing, and the second candidate set includes at least one resource pattern, The resource pattern in the second candidate set corresponds to a second subcarrier spacing, and the first subcarrier spacing is different from the second subcarrier spacing.
  • the embodiment provides a computer storage medium, which stores an information transmission program, and the information transmission program is executed by at least one processor to implement the steps of the method described in the second embodiment.
  • a computer storage medium which stores an information transmission program, and the information transmission program is executed by at least one processor to implement the steps of the method described in the second embodiment.
  • a specific hardware structure of a network device 100 may be included, which may include: a second network interface 1101, a second memory 1102, and a second Processor 1103; the various components are coupled together by a bus system 1104.
  • the bus system 1104 is used to implement connection communication between these components.
  • the bus system 1104 includes a power bus, a control bus, and a status signal bus in addition to the data bus.
  • various buses are labeled as bus system 1104 in FIG. among them,
  • the second network interface 1101 is configured to receive and send signals during the process of transmitting and receiving information with other external network elements.
  • a second memory 1102 configured to store a computer program capable of running on the second processor 1103;
  • the second processor 1103 is configured to: when the computer program is executed, perform:
  • the indication information is used by the terminal device to determine, according to the second resource pattern in the second candidate set, the first resource pattern that sends the uplink information from the first candidate set;
  • the first The candidate set includes at least one resource pattern, the resource pattern in the first candidate set corresponds to a first subcarrier spacing, the second candidate set includes at least one resource pattern, and the resource pattern in the second candidate set corresponds to a second a subcarrier spacing, the first subcarrier spacing being different from the second subcarrier spacing.
  • the present embodiment provides a network device 100.
  • a resource allocation unit of the system is defined according to a subcarrier spacing, and resource allocation under other subcarrier intervals is performed based on the resource allocation unit. Resource allocation.
  • resource allocation Through the resource allocation manner, physical channels or reference signals transmitted using different subcarrier intervals can be multiplexed and transmitted on the same time unit, so that the requirements of at least two subcarrier interval multiplexing transmissions can be satisfied.
  • embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention can take the form of a hardware embodiment, a software embodiment, or a combination of software and hardware. Moreover, the invention can take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage and optical storage, etc.) including computer usable program code.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.
  • the resource allocation unit of the system is defined according to one subcarrier spacing, and the resource allocation under other subcarrier spacings is based on the resource allocation unit for resource allocation.
  • the resource allocation manner physical channels or reference signals transmitted using different subcarrier intervals can be multiplexed and transmitted on the same time unit, so that the requirements of at least two subcarrier interval multiplexing transmissions can be satisfied.

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  • Computer Networks & Wireless Communication (AREA)
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  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé et un dispositif de transmission d'informations, ainsi qu'un support de stockage informatique. Le procédé consiste : à recevoir des informations d'indication envoyées par le dispositif de réseau, les informations d'indication servant à indiquer que le dispositif terminal détermine un premier motif de ressource à partir d'un premier ensemble de candidats, le premier ensemble de candidats comprenant au moins un motif de ressource, et le motif de ressource dans le premier ensemble de candidats correspondant à un premier intervalle de sous-porteuse ; à déterminer, en fonction des informations d'indication, le premier motif de ressource à partir du premier ensemble de candidats ; et à envoyer des informations de liaison montante au dispositif réseau au moyen du premier motif de ressource. Au moyen du procédé d'attribution de ressources, des canaux physiques ou des signaux de référence transmis à l'aide de différents intervalles de sous-porteuses peuvent être multiplexés sur la même unité de temps pour une transmission, de sorte que les exigences de multiplexage de transmission d'au moins deux types d'intervalles de sous-porteuses peuvent être satisfaites.
PCT/CN2017/117847 2017-12-21 2017-12-21 Procédé et appareil de transmission d'informations, et support de stockage informatique WO2019119375A1 (fr)

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