WO2018227496A1 - 用于传输信号的方法、网络设备和终端设备 - Google Patents

用于传输信号的方法、网络设备和终端设备 Download PDF

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Publication number
WO2018227496A1
WO2018227496A1 PCT/CN2017/088508 CN2017088508W WO2018227496A1 WO 2018227496 A1 WO2018227496 A1 WO 2018227496A1 CN 2017088508 W CN2017088508 W CN 2017088508W WO 2018227496 A1 WO2018227496 A1 WO 2018227496A1
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WIPO (PCT)
Prior art keywords
frequency band
network device
frequency
terminal device
indication information
Prior art date
Application number
PCT/CN2017/088508
Other languages
English (en)
French (fr)
Inventor
杨宁
张治�
唐海
Original Assignee
Oppo广东移动通信有限公司
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.)
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Publication date
Priority to JP2019568032A priority Critical patent/JP7039627B2/ja
Priority to BR112019026206-7A priority patent/BR112019026206A2/pt
Priority to KR1020197036853A priority patent/KR20200015552A/ko
Priority to US16/621,675 priority patent/US11343830B2/en
Priority to CN202010081172.1A priority patent/CN111294957B/zh
Priority to SG11201911287PA priority patent/SG11201911287PA/en
Priority to AU2017418614A priority patent/AU2017418614A1/en
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 EP17913155.2A priority patent/EP3637925B1/en
Priority to MX2019014853A priority patent/MX2019014853A/es
Priority to RU2019140359A priority patent/RU2738393C1/ru
Priority to CN201780091986.XA priority patent/CN110754129A/zh
Priority to PCT/CN2017/088508 priority patent/WO2018227496A1/zh
Priority to EP22204217.8A priority patent/EP4152673A1/en
Priority to CA3065385A priority patent/CA3065385A1/en
Priority to TW107118391A priority patent/TWI754066B/zh
Publication of WO2018227496A1 publication Critical patent/WO2018227496A1/zh
Priority to IL271094A priority patent/IL271094A/en
Priority to ZA2020/00156A priority patent/ZA202000156B/en
Priority to US17/740,287 priority patent/US20220272710A1/en

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/27Control channels or signalling for resource management between access points
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/12Wireless traffic scheduling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signaling for the administration of the divided path
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/21Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/51Allocation or scheduling criteria for wireless resources based on terminal or device properties
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/54Allocation or scheduling criteria for wireless resources based on quality criteria
    • H04W72/541Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00Arrangements for detecting or preventing errors in the information received
    • H04L1/0001Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0009Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0058Allocation criteria
    • H04L5/0073Allocation arrangements that take into account other cell interferences
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453Resources in frequency domain, e.g. a carrier in FDMA
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Definitions

  • the embodiments of the present application relate to the field of communications, and, more particularly, to a method, a network device, and a terminal device for transmitting signals.
  • the embodiments of the present application provide a method, a network device, and a terminal device for transmitting signals, which are beneficial to improving the sensitivity of the receiver, thereby improving transmission reliability.
  • a method for transmitting a signal comprising: determining, by a first network device, a time-frequency resource for transmitting a signal in a first frequency band corresponding to the first network device; the first network The device performs signal transmission with the first terminal device on the time-frequency resource.
  • the frequency band refers to the portion of the radio spectrum that is located between specific frequency limits.
  • the frequency band is the frequency range between the highest frequency of the signal that is allowed to be transmitted and the lowest frequency of the signal that is allowed to be transmitted, here in the frequency domain.
  • a frequency resource having a certain width may not be limited in the time domain, for example, the frequency band may be a carrier.
  • a network device may refer to a device that is physically capable of providing network services, or a device that logically provides network services.
  • the network device can be a Transmission and Reception Point (TRP).
  • TRP Transmission and Reception Point
  • the first frequency band corresponding to the first network device means that the first frequency band is configured for the first network device to transmit a signal, and the first frequency band may be a signal for transmitting the first network device to the terminal device, It may also be a signal used by the first network device to receive the transmission by the terminal device. It should be understood that the correspondence here may be specified by the protocol, or may be negotiated between the network devices or configured by the primary network device.
  • the network device is beneficial to improve the transmission reliability by further determining the time-frequency resources used for signal transmission with the terminal device in the configured frequency band.
  • the method further includes: the first network device receiving the first finger Determining the time-frequency resource for transmitting the signal in the first frequency band corresponding to the first network device, the first network device determining the time-frequency resource according to the first indication information .
  • the first indication information is sent based on interference caused by the second frequency band to the first frequency band.
  • the second network device may acquire the frequency band configured for the other network device, and may perform resource allocation on the frequency bands of other network devices according to the interference caused by the frequency band to the frequency band of other network devices according to the configuration. And inform other network devices that the second network device configures its frequency band.
  • the time-frequency resources for transmitting the signals are further configured, thereby facilitating the reduction of interference. Improve transmission reliability.
  • the first frequency band is used to transmit a downlink signal, and the second frequency band is used to transmit an uplink signal; or the first frequency band is used to transmit an uplink signal, and the second frequency band is used to transmit a downlink signal.
  • the transmission directions of the first frequency band and the second frequency band are exactly opposite.
  • the first frequency band may be configured to be used by the first network device to receive a signal of the terminal device
  • the second frequency band may be a signal configured to be sent by the first network device or other network device to the terminal device
  • the first frequency band may be configured to be used by the first network device to send a signal to the terminal device
  • the second frequency band may be configured to be used by the first network device or other network device to receive the signal sent by the terminal device.
  • the first indication information is used to indicate a scheduling manner of the first network device for each time domain unit in the first period, and/or the first indication information. Determining, by the first network device, a scheduling manner for each of the first frequency bands, the first network device determining a time-frequency resource for transmitting a signal in a first frequency band corresponding to the first network device The method includes: determining, by the first network device, the time-frequency resource according to a scheduling manner of each time domain unit and/or a scheduling manner of each frequency domain unit.
  • the network devices can negotiate in advance or configure the above cycle and time domain units by the primary network device. For example, it is possible to predetermine a period of 10 time slots, and the time domain unit can It is a time slot, it can also be two time slots, and so on.
  • the first indication information may be a generalized bitmap.
  • x0 indicates that the time domain unit can be used to transmit signals
  • x1 indicates that the time domain unit is prohibited from transmitting signals
  • x2 indicates the time domain unit. It can be used to transmit signals and so on by making certain restrictions.
  • the network devices may also negotiate in advance or configure, by the primary network device, how many frequency domain units are divided into the first frequency band and what is the frequency domain unit.
  • the first frequency band may be divided in advance by 15 kHz, which is 15 kHz, or an integer multiple of 15 kHz.
  • each frequency domain unit in the first frequency band can be indicated by a generalized bitmap.
  • the scheduling mode includes allowing scheduling, disabling scheduling, or using adjusted or restricted coding and modulation level scheduling.
  • the scheduling manner may also be to limit a certain number of terminal devices to allow scheduling.
  • the first indication information is used to indicate at least two information of a time domain start location, a time domain length, and a time domain end location of the time-frequency resource; and/or the first indication The information is used to indicate at least two types of information of a frequency domain start position, a bandwidth, and a frequency domain end position of the time-frequency resource.
  • the first indication information may further be used to indicate at least two information of a time domain start location, a time domain length, and a time domain end location of the restricted time-frequency resource in the first frequency band, and/or The first indication information may be further used to indicate at least two types of frequency domain start positions, bandwidths, and frequency domain end positions of the limited time-frequency resources in the first frequency band, and the first network device may The limited time-frequency resource indicated by the first indication information determines a time-frequency resource that is allowed to be scheduled.
  • the first indication information is used to indicate time domain configuration information of an uplink and downlink frequency band corresponding to the second network device in a second period, where the uplink and downlink frequency band includes interference on the first frequency band.
  • the second frequency band is determined by the first network device according to the first indication information, and the first network device determines the time-frequency resource according to the time domain configuration information.
  • the period is similar to the above, and may be agreed or configured in advance.
  • a part of a frequency band configured for a network device is used to transmit an uplink signal, and a part is used to transmit a downlink signal, that is, a frequency band configured for a network device includes an uplink frequency band and a downlink frequency band.
  • the upstream frequency band can be the same as the downstream frequency band, but is offset in the time domain. This is called time division multiplexing.
  • the first network device can automatically obtain the time domain configuration information of the frequency band corresponding to the other network device, that is, the uplink and downlink configuration in one cycle, according to the uplink and downlink configuration, according to a certain rule. Determining a schedulable time domain resource in the first frequency band or limiting the scheduled time domain resource.
  • the method further includes: the first network device receiving terminal configuration information of the first terminal device; the first network device determining, in a first frequency band corresponding to the first network device
  • the time-frequency resource for transmitting the signal includes: determining, by the first network device, the time-frequency resource corresponding to the first terminal device according to the terminal configuration information.
  • the different terminal devices in the first frequency band may correspond to different configurations in the first frequency band, or different terminal devices in different groups may be in different configurations in the first frequency band.
  • the other network device may send the identifier of the first terminal device or the group number of the first terminal device to the first network device, and the first network device may know the first indication information.
  • the indicated time-frequency resource can be used to transmit the signal of the first terminal device.
  • the network device may store the foregoing correspondence relationship, and the other network devices only need to notify the first network device of the identifier of the first terminal device or the group number of the first terminal device.
  • the time-frequency resource indicated by the first indication information may also be applicable to all terminal devices under the first network device.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • a second aspect provides a method for transmitting a signal, the method comprising: the second network device transmitting first indication information to the first network device according to interference caused by the second frequency band to the first frequency band, the first indication The information is used by the first network device to determine a time-frequency resource that can be used to transmit signals in the first frequency band.
  • the first frequency band is used to transmit a downlink signal, and the second frequency band is used to transmit an uplink signal; or the first frequency band is used to transmit an uplink signal, and the second frequency band is used to transmit a downlink signal.
  • the first indication information is used to indicate a scheduling manner of the first network device for each time domain unit in the first period, and/or the first indication information. And indicating a scheduling manner of the first network device for each frequency domain unit in the first frequency band.
  • the scheduling mode includes allowing scheduling, disabling scheduling, or using adjusted or restricted coding and modulation level scheduling.
  • the first indication information is used to indicate a time domain of the time-frequency resource. At least two pieces of information of a start position, a time domain length, and a time domain end position; and/or the first indication information is used to indicate at least one of a frequency domain start position, a bandwidth, and a frequency domain end position of the time-frequency resource Two kinds of information.
  • the first indication information is used to indicate time domain configuration information of an uplink and downlink frequency band corresponding to the second network device in a second period, where the uplink and downlink frequency bands include the second frequency band.
  • the first indication information is used to indicate the time-frequency resource of the first terminal device, and the first terminal device is a terminal device that provides network service for the first network device.
  • the method further includes: receiving, by the second network device, second indication information that is sent by the first terminal device, where the second indication information is used to indicate that the first terminal device receives the first frequency band.
  • the capability of the signal and/or the interference information of the interference caused by the second frequency band to the first frequency band the second network device sends the first indication information to the first network device according to the interference caused by the second frequency band to the first frequency band.
  • the method includes: determining, according to the interference information, the time-frequency resource of the first terminal device; and sending the first indication information to the first network device.
  • the interference caused by different terminal devices to different frequency bands may be different for different terminal devices or the ability of different terminal devices to receive signals.
  • the terminal device can report relevant information for indicating the mutual interference caused by simultaneous transmission of different frequency bands. Specifically, it is possible to reduce the terminal device reception sensitivity value, the reception influence level, and the like.
  • the reception impact level can be fixed in advance by a protocol.
  • the interference information may also be an interference type of interference caused by the second frequency band to the first frequency band, the interference type including harmonic interference and/or intermodulation interference.
  • the harmonic interference can correspond to a configuration manner of a time-frequency resource in the first frequency band
  • the intermodulation interference can also correspond to a configuration manner of a time-frequency resource in the first frequency band
  • the harmonic interference plus the intermodulation interference It may correspond to another configuration of time-frequency resources in the first frequency band.
  • the first frequency band is a new wireless NR carrier
  • the second frequency band is a long term evolution LTE carrier or a new wireless NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • a third aspect provides a method for transmitting a signal, where the method includes: receiving, by a second network device, second indication information that is sent by the first terminal device, where the second indication information is used to indicate that the first terminal device passes the The ability of a frequency band to receive a signal and/or the interference information of the interference caused by the second frequency band to the first frequency band.
  • the method further includes: determining, by the second network device, a time-frequency resource for transmitting a signal of the first terminal device in the first frequency band according to the second indication information.
  • the first frequency band may be configured to be used by the second network device to transmit signals with the first terminal device, or may be configured to be used by other network devices, such as the first network device, and the first terminal device.
  • Signal transmission That is, after the second network device determines the time-frequency resource of the first terminal device, the second network device can directly use the time-frequency resource to perform signal transmission with the first terminal device.
  • the indication information indicating the time-frequency resource may also be sent to other network devices, so that other network devices can use the time-frequency resource to transmit signals with the first terminal device.
  • the time-frequency resources for the terminal device are determined for the isolation of the interference of the different terminal devices, and the performance of the terminal device can be fully utilized, thereby facilitating the improvement of the transmission reliability.
  • the second frequency band is used to transmit an uplink signal.
  • the interference information includes: a degree of influence of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a interference caused by the second frequency band on the first frequency band.
  • Type of interference which includes harmonic interference and/or intermodulation interference.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the second indication information is specifically used to indicate a degree of interference of the second frequency band on a part of the frequency domain resources in the first frequency band on the first terminal device.
  • the capability of the first terminal device to receive a signal through the first frequency band is characterized by the sensitivity value of the first terminal device receiving signals through the first frequency band, and/or the degree of influence is affected by the influence Degree of influence corresponding to the level of characterization.
  • the second network device determines, according to the second indication information, a time-frequency resource for transmitting a signal of the first terminal device in the first frequency band, where the second network device includes: the second network device Determining, by the second indication information, that the interference caused by the second frequency band to the first frequency band has no effect on the first terminal device; the second network device determining, by using the first time frequency resource, all the time-frequency resources in the first frequency band as the first Time-frequency resources of the terminal equipment.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • a fourth aspect provides a method for transmitting a signal, where the method includes: the first terminal device sends the second indication information to the second network device, where the second indication information is used to indicate that the first terminal device passes the first The capability of the frequency band to receive the signal and/or the interference information of the second frequency band to the first frequency band.
  • the second frequency band is used to transmit an uplink signal.
  • the interference information includes: a degree of influence of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a interference caused by the second frequency band on the first frequency band.
  • Type of interference which includes harmonic interference and/or intermodulation interference.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the second indication information is specifically used to indicate a degree of interference of the second frequency band on a part of the frequency domain resources in the first frequency band on the first terminal device.
  • the capability of the first terminal device to receive a signal through the first frequency band is characterized by the sensitivity value of the first terminal device receiving signals through the first frequency band, and/or the degree of influence is affected by the influence Degree of influence corresponding to the level of characterization.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • the first terminal device sends the second indication information to the second network device, where the first terminal device sends a first message to the second network device, where the first message carries the first The access capability of the terminal device and the second indication information; or the first terminal device sends the second indication information to the second network device when the carrier aggregation is enabled; or the first terminal device determines When the multiple frequency bands configured for the first terminal device are capable of generating interference, the second indication information is sent to the second network device.
  • a network device for performing the method of any of the first aspect or the first aspect of the first aspect.
  • the network device comprises means for performing the method of any of the above-described first aspect or any of the possible implementations of the first aspect.
  • a network device for performing the method of any of the foregoing second aspect or any of the possible implementations of the second aspect.
  • the network device comprises means for performing the method of any of the above-described second or second aspects of the second aspect.
  • a network device for performing the method in any of the possible implementations of the third aspect or the third aspect above.
  • the network device includes means for performing the third Aspect or a unit of a method in any possible implementation of the third aspect.
  • a terminal device for performing the method in any of the above-mentioned fourth aspect or any possible implementation of the fourth aspect.
  • the terminal device comprises means for performing the method of any of the above mentioned fourth or fourth aspects of the fourth aspect.
  • a network device comprising: a memory, a processor, an input interface, and an output interface.
  • the memory, the processor, the input interface, and the output interface are connected by a bus system.
  • the memory is for storing instructions for executing the memory stored instructions for performing the method of any of the first aspect or the first aspect of the first aspect.
  • a network device comprising: a memory, a processor, an input interface, and an output interface.
  • the memory, the processor, the input interface, and the output interface are connected by a bus system.
  • the memory is for storing instructions for executing the memory stored instructions for performing the method of any of the above-described second aspect or any of the possible implementations of the second aspect.
  • a network device comprising: a memory, a processor, an input interface, and an output interface.
  • the memory, the processor, the input interface, and the output interface are connected by a bus system.
  • the memory is for storing instructions for executing the memory stored instructions for performing the method of any of the above-described third aspect or any of the possible implementations of the third aspect.
  • a terminal device comprising: a memory, a processor, an input interface, and an output interface.
  • the memory, the processor, the input interface, and the output interface are connected by a bus system.
  • the memory is for storing instructions for executing the memory stored instructions for performing the method of any of the possible implementations of the fourth aspect or the fourth aspect above.
  • a thirteenth aspect a computer storage medium for storing a method in performing the above first aspect or any possible implementation of the first aspect, or any possible implementation of the second aspect or the second aspect above
  • a fourteenth aspect a computer program product comprising instructions, when executed on a computer, causing a computer to perform the method of any of the above-described first aspect or any of the alternative implementations of the first aspect, or The method of any of the optional implementations of the second aspect or the second aspect, or the method of any one of the foregoing third or third aspect, or the fourth or fourth aspect An alternative implementation.
  • FIG. 1 shows a specific application scenario of an embodiment of the present application.
  • FIG. 2 shows a schematic block diagram of a method for transmitting signals according to an embodiment of the present application.
  • FIG. 3 shows a schematic flow chart of a method for transmitting signals according to an embodiment of the present application.
  • FIG. 4 is a schematic block diagram showing an indication manner of an embodiment of the present application.
  • FIG. 5 is another schematic block diagram of an indication manner of an embodiment of the present application.
  • FIG. 6 shows another schematic block diagram of a method for transmitting a signal according to an embodiment of the present application.
  • FIG. 7 shows still another schematic block diagram of a method for transmitting a signal according to an embodiment of the present application.
  • FIG. 8 shows still another schematic block diagram of a method for transmitting a signal according to an embodiment of the present application.
  • FIG. 9 shows a schematic block diagram of a network device of an embodiment of the present application.
  • FIG. 10 is another schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 11 is still another schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 12 is a schematic block diagram of a terminal device of an embodiment of the present application.
  • FIG. 13 shows still another schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 14 shows still another schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 15 is still another schematic block diagram of a network device according to an embodiment of the present application.
  • FIG. 16 shows another schematic block diagram of a terminal device according to an embodiment of the present application.
  • GSM Global System of Mobile communication
  • CDMA Code Division Multiple Access
  • WCDMA Wideband Code Division Multiple Access
  • GPRS General Packet Radio Service
  • LTE Long Term Evolution
  • FDD Frequency Division Duplex
  • Time Time Division Duplex
  • UMTS Universal Mobile Telecommunication System
  • WiMAX Worldwide Interoperability for Microwave Access
  • the technical solutions of the embodiments of the present application can be applied to various communication systems based on non-orthogonal multiple access technologies, such as a sparse code multiple access (SCMA) system, and a low-density signature (Low). Density Signature (LDS) system, etc., of course, the SCMA system and the LDS system may also be referred to as other names in the communication field; further, the technical solution of the embodiment of the present application can be applied to multi-carrier using non-orthogonal multiple access technology.
  • SCMA sparse code multiple access
  • LDS Density Signature
  • Orthogonal Frequency Division Multiplexing OFDM
  • Filter Bank Multi-Carrier FBMC
  • General Frequency Division Multiplexing Generalized Frequency Division Multiplexing (OFDM)) Frequency Division Multiplexing (GFDM)
  • Filtered Orthogonal Frequency Division Multiplexing Filtered-OFDM, F-OFDM
  • the terminal device in the embodiment of the present application may refer to a user equipment, an access terminal, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, a remote terminal, a mobile device, a user terminal, a terminal, a wireless communication device, a user agent, or User device.
  • the access terminal may be a cellular phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), with wireless communication.
  • SIP Session Initiation Protocol
  • WLL Wireless Local Loop
  • PDA Personal Digital Assistant
  • the network device in the embodiment of the present application may be a device for communicating with a terminal device, where the network device may be a Base Transceiver Station (BTS) in GSM or CDMA, or may be a base station (NodeB, NB) in a WCDMA system. And may be an evolved base station (eNB or eNodeB) in the LTE system, or may be a wireless controller in a cloud radio access network (CRAN) scenario, or the network device may be The embodiments of the present application are not limited to the relay station, the access point, the in-vehicle device, the wearable device, and the network device in the future 5G network or the network device in the future evolved PLMN network.
  • BTS Base Transceiver Station
  • NodeB NodeB
  • NB base station
  • CRAN cloud radio access network
  • the embodiments of the present application are not limited to the relay station, the access point, the in-vehicle device, the wearable device, and the network device in the future 5G network or
  • the communication system in FIG. 1 may include a terminal device 10 and a network device 20, wherein the network device 20 includes a first TRP 21 And the second TRP 22.
  • the network device 20 is configured to provide communication services for the terminal device 10 and access the core network.
  • the terminal device 10 accesses the network by searching for synchronization signals, broadcast signals, and the like transmitted by the network device 20, thereby performing communication with the network.
  • the arrows shown in FIG. 1 may represent uplink/downlink transmissions by a cellular link between the terminal device 10 and the network device 20.
  • one UE supports both LTE and NR transmissions, that is, the LTE link and the NR link work simultaneously.
  • LTE link and NR link work simultaneously.
  • harmonic interference can mean that an integer multiple of one frequency band has an overlapping portion with another frequency band, and the two frequency bands simultaneously perform interference caused by transmission in different directions; so-called harmonic interference can mean two The linear combination of the frequency bands has an overlap with another frequency band, and the two frequency bands interfere with the transmission of the other frequency bands simultaneously in different directions.
  • the frequency range of an uplink carrier of LTE is 1710-1785 MHz
  • the second-order harmonic range is 3420-3570 MHz, which partially overlaps with the frequency range of 3400-3800 MHz of the NR downlink carrier, if the uplink carrier of LTE and the downlink carrier of NR transmit simultaneously. There will be harmonic interference.
  • one UE simultaneously configures the LTE carrier of the frequency band 1 and the frequency band 7, and the frequency range of the NR carrier is 3400-3800 MHz. If the uplink of the frequency band 7 and the upstream transmission of the NR are simultaneously transmitted, the generated fifth-order intermodulation interference affects the frequency band. 1 downlink receiver sensitivity.
  • system and “network” are used interchangeably herein.
  • the term “and/or” in this context is merely an association describing the associated object, indicating that there may be three relationships, for example, A and / or B, which may indicate that A exists separately, and both A and B exist, respectively. B these three situations.
  • the character "/" in this article generally indicates that the contextual object is an "or" relationship.
  • FIG. 2 shows a schematic block diagram of a method 100 for transmitting signals in an embodiment of the present application. As shown in FIG. 2, the method 100 includes:
  • the first network device determines a time-frequency resource for transmitting a signal in a first frequency band corresponding to the first network device.
  • the first network device performs signal transmission with the first terminal device on the time-frequency resource.
  • the frequency band refers to the portion of the radio spectrum that is located between specific frequency limits.
  • the frequency band is the frequency range between the highest frequency of the signal that is allowed to be transmitted and the lowest frequency of the signal that is allowed to be transmitted.
  • a frequency resource having a certain width on the domain may not be limited in the time domain, for example, the frequency band may be a carrier.
  • a network device can also be called a network node, which means that a device is connected to a network that has an independent address and has the function of transmitting or receiving data.
  • a node can be a workstation, a customer, a network user, or a personal computer, or it can be a server, printer, or other network-connected device.
  • Each workstation, server, terminal device, network device, that is, the device with its own unique network address is a network node.
  • the network device may refer to a device that can physically provide network services, or a device that logically provides network services. For example, it may be any of the above network devices, and the network device may also be a TRP.
  • the first frequency band corresponding to the first network device is configured to be used by the first network device to transmit a signal, where the first frequency band may be used to transmit the first network device to the terminal device.
  • the signal may also be a signal used by the first network device to receive the transmission by the terminal device.
  • the correspondence here may be a correspondence relationship, which may be stipulated by the protocol, or may be negotiated between network devices or configured by the primary network device to the secondary network device.
  • the signal transmission with the first terminal device herein may be that the first network device sends a signal to the first terminal device, that is, the downlink signal, or the first network device receives the signal sent by the first terminal device. That is the uplink signal.
  • the first network device determines the time-frequency resource used for transmitting the signal in the first frequency band corresponding to the first network device, which may be determined by the network device. For example, the network device may notify the surrounding network device of the frequency band configured to itself before transmitting the signal, and then the network device considers whether the frequency band configured by the other network device interferes with the simultaneous transmission of the signal, and if so, may Other network devices that cause interference by themselves notify and negotiate which of their own band resources.
  • the first network device determines the time-frequency resource for transmitting the signal in the first frequency band corresponding to the first network device, and may also determine that the other network device determines the indication to the first network device. That is to say, the other network devices further divide the first frequency band configured by the first network device according to certain rules.
  • FIG. 3 shows a simplified flow diagram of a method 200 for transmitting signals in an embodiment of the present application. As shown in FIG. 3, the method 200 includes:
  • the second network device determines a time-frequency resource in the first frequency band according to the interference of the second frequency band to the first frequency band.
  • the second network device sends the first indication information to the first network device, and notifies the first network device of the determined time-frequency resource;
  • the first network device determines, according to the first indication information sent by the second network device, a time-frequency resource in the first frequency band.
  • the first network device performs signal transmission with the first terminal device by using the determined time-frequency resource.
  • the second network device may consider interference caused by the second frequency band to the first frequency band, and determine a time-frequency resource for transmitting the signal in the first frequency band.
  • the second frequency band may be configured for the first network device, or may be configured for other network devices, for example, the second network device, and the first frequency band is configured for the first network device.
  • step S210 is an optional step, that is, the second network device itself may not directly consider the interference caused by the second frequency band to the first frequency band, and may directly notify the first network device to cause interference to the first frequency band.
  • Information about the second frequency band for example, its frequency band range or time domain range, and the like.
  • determining the time-frequency resource in the first frequency band according to the indication information may include: if the second network device considers that the interference of the second frequency band to the first frequency band has been made If the decision is made, the first indication information may indicate the time-frequency resource determined by the second network device, and the first network device may directly determine the time-frequency resource according to the first indication information; and if the second network device considers the second The frequency band causes interference to the first frequency band but does not make a decision, and the first indication information sent by the second network device may be related information of the second frequency band, and then the first network device indicates the second frequency band according to the first indication information. Relevant information, combined with certain rules, determine the time-frequency resources by itself.
  • the first network device may perform signal transmission with the terminal device under the first network device by using the time-frequency resource.
  • the time-frequency resource determined by the first network device or the second network device fully considers the interference of the second frequency band to the first frequency band, so that when the second frequency band and the first frequency band are simultaneously transmitted, Conducive to reducing interference and improving transmission reliability.
  • the first frequency band is used for transmitting a downlink signal, and the second frequency band is used for transmitting an uplink signal; or the first frequency band is used for transmitting an uplink signal, and the second frequency band is used for transmitting a downlink signal. signal.
  • the first frequency band and the second frequency band may be transmitted in different directions at the same time.
  • the uplink of the first frequency band and the uplink of the second frequency band or the uplink and the second frequency of the first frequency band The downlink of the band is transmitted simultaneously.
  • the simultaneous transmission of the first frequency band and the second frequency band may also be in the same direction.
  • the uplink of the first frequency band and the uplink of the second frequency band are simultaneously transmitted, or the downlink of the first frequency band and the downlink of the second frequency band are simultaneously transmitted.
  • first frequency band and the second frequency band may be configured for the same network device, and the simultaneous transmission of the first frequency band and the second frequency band may be that the same network device and the same terminal device transmit signals through the first frequency band and the second frequency band, respectively.
  • the first frequency band and the second frequency band may also be configured to be transmitted to the same network device, and the simultaneous transmission of the first frequency band and the second frequency band may be that the same network device and the different terminal devices respectively transmit signals through the first frequency band and the second frequency band;
  • the first frequency band and the second frequency band may also be configured for different network devices, and the simultaneous transmission of the first frequency band and the second frequency band may be that different network devices respectively transmit signals through the first frequency band and the second frequency band with the respective lower terminal devices.
  • first frequency band and the second frequency band are configured for the same network device, there may be no clear interaction information between the cell to which the first frequency band belongs and the cell to which the second frequency band belongs, but Logical network elements interact.
  • the first indication information is used to indicate, by the first network device, a scheduling manner of each time domain unit in the first period for the first frequency band, and/or the first indication
  • the information is used to indicate the scheduling manner of the first network device for each of the frequency domain units in the first frequency band, and the first network device determines the time-frequency resource according to the first indication information, including: the first network device
  • the time-frequency resource is determined according to the scheduling manner of each time domain unit and/or the scheduling manner of each frequency domain unit.
  • the scheduling manner may be that the scheduling manner includes allowing scheduling, prohibiting scheduling, or using adjusted or restricted coding and modulation level scheduling, or the scheduling manner may also be limiting to scheduling on a specific time domain unit or a specific frequency domain unit. The number of terminal devices, etc.
  • the network devices may negotiate in advance or configure the foregoing periodic and time domain units by the primary network device. For example, 10 time slots may be specified in advance, and the time domain unit may be one time slot, or may be an integer multiple of the time slot. Each time domain unit may be equal or unequal. For example, the first time domain unit can be one time slot and the second time domain unit can be two time slots.
  • the network devices may also negotiate in advance or configure, by the primary network device, how many frequency domain units are divided into the first frequency band and what is the frequency domain unit. For example, the first frequency band may be divided in advance by 15 kHz, which is 15 kHz, or an integer multiple of 15 kHz. The frequency domain units may or may not be equal. For example, the first frequency domain unit may be 15 kHz, and the second frequency domain unit may be 30 kHz.
  • the first indication information may be a generalized bitmap.
  • the time domain unit may be used to transmit a signal
  • the x1 indicates that the time domain unit is prohibited from transmitting a signal
  • x2 indicates that the time domain unit can be used to transmit signals and the like by making certain restrictions.
  • x2... xn represents different limits, for example, adjusting or limiting the Modulation and Coding Scheme (MCS) level.
  • MCS Modulation and Coding Scheme
  • each frequency domain unit in the first frequency band can be indicated by a generalized bitmap.
  • x0 indicates that the frequency domain unit can be used to transmit signals
  • x1 indicates that the frequency domain unit is prohibited from transmitting signals
  • x2... indicates that the frequency domain unit can be used with certain restrictions. To transmit signals, etc.
  • x2... xn represents a different limit, for example, adjusting or limiting the MCS level.
  • Example 1 As shown in FIG. 4, 10 slot slots are periods, indicated by a 10-bit generalized bitmap, each location indicating information x, x being an optional set ⁇ v_1, .. .v_k ⁇ A value, different values identify different meanings, for example, v_1 means no scheduling, v_2 means limit or adjust MCS level, v_3 means normal scheduling.
  • Example 2 As shown in FIG. 5, the frequency domain resources of a certain carrier are divided into N groups according to a certain rule, and are indicated by a bit map of N bits, and each location indication information x, x is an optional set.
  • ⁇ v_1,...,v_k ⁇ value different values identify different meanings.
  • v_1 means no scheduling
  • v_2 means limit or adjust MCS level
  • v_3 means normal scheduling.
  • MCS is used to number different modulation and coding modes so that the system can call different communication strategies, and the MCS value should be for different rate communication environments.
  • the value range of MCS is usually [0, 31], and the MCS value of [0, 28] can usually only be used for newly transmitted data. The higher the MCS level, the better the dependent channel conditions need to be.
  • the different MCS values correspond to various modulation orders and coding rates.
  • the MCS can be adjusted by the channel quality indicator (CQI), the signal to noise ratio (SNR), and the like fed back by the user. If the second network device determines that the interference caused by the second frequency band in a certain time domain unit or a frequency domain unit in the first frequency band is relatively small, the second network device may instruct the first network device to adjust or limit MCS rating to improve transmission reliability.
  • CQI channel quality indicator
  • SNR signal to noise ratio
  • the second network device may instruct the first network device to pass The number of scheduled terminal devices on the time domain unit or the frequency domain unit is limited to improve transmission reliability.
  • the interference caused by the second frequency band to the first frequency band may be harmonic interference and/or intermodulation interference. If the second frequency band is one, the interference caused by the second frequency band to the first frequency band may be harmonic interference. And if the second frequency band is multiple, the interference caused by the second frequency band to the first frequency band may be intermodulation interference.
  • the first indication information is used to indicate at least two types of time domain start location, time domain length, and time domain end location of the time-frequency resource; and/or the first An indication information is used to indicate at least two types of information of a frequency domain start position, a bandwidth, and a frequency domain end position of the time-frequency resource.
  • the first indication information may further be used to indicate at least two information of a time domain start location, a time domain length, and a time domain end location of the restricted time-frequency resource in the first frequency band, and/or The first indication information may be further used to indicate at least two types of frequency domain start positions, bandwidths, and frequency domain end positions of the limited time-frequency resources in the first frequency band, and the first network device may The limited time-frequency resource indicated by the first indication information determines a time-frequency resource that is allowed to be scheduled.
  • the second network device can directly inform the first network device that the last eight time slots in one cycle can be used for scheduling by using the first indication information, and then the first network device can directly be in the last eight time slots.
  • the signal is transmitted on it.
  • the second network device may directly inform the first network device by using the first indication information that the first two time slots in one cycle cannot be used for scheduling, and if one cycle is agreed in advance to be 10 time slots, the first network device is used. It can be inferred that the resources that can be scheduled are the last 8 slots.
  • the second network device can directly inform the first network device that the last three frequency domain units of the first frequency band can be used for scheduling by using the first indication information, and then the first network device can directly be in the first frequency band.
  • the transmission of signals is performed on the last three frequency domain units.
  • the second network device may directly inform the first network device that the first two frequency domain units cannot be used for scheduling by using the first indication information. If the first frequency band is divided into five frequency domain units in advance, the first network device is used. It can be inferred that the resources that can be scheduled are the resources on the last three frequency domain units of the first frequency band can be used for scheduling.
  • the first indication information is used to indicate time domain configuration information of the uplink and downlink frequency bands corresponding to the second network device in the second period, where the uplink and downlink frequency bands include the first frequency band A second frequency band that causes interference; the first network device determines the time-frequency resource according to the first indication information, and the first network device determines the time-frequency resource according to the time domain configuration information.
  • the period is similar to the above, and may be agreed or configured in advance.
  • a part of a frequency band configured for a network device is used to transmit an uplink signal, and a part is used to transmit a downlink signal, that is, a frequency band configured for a network device includes an uplink frequency band and a downlink frequency band.
  • the upstream frequency band can be the same as the downstream frequency band, but is offset in the time domain. This is called time division multiplexing.
  • the first network device can automatically determine the time domain configuration information of the frequency band corresponding to the other network device, that is, the uplink and downlink configuration in one cycle, and automatically determine the configurable in the first frequency band according to the uplink and downlink configuration according to a certain rule. Time domain resources or time domain resources that limit scheduling.
  • the first network device determines the time-frequency resource according to the time domain configuration information, where the first network device divides the first frequency band in the second cycle Resources other than the time domain unit in which the second frequency band overlaps in the second period are determined as the time-frequency resource.
  • one cycle includes five symbols, and the uplink and downlink frequency bands of the second network device are configured to be up and down from the first to the fifth symbols, and the uplink and downlink frequency bands of the first network device are configured in the upper and lower directions.
  • the uplink transmission may be performed directly on the fifth symbol, and the uplink transmission may be performed on the first two symbols.
  • the first frequency band and the second frequency band may be carriers.
  • the first frequency band may be an NR carrier
  • the second frequency band may be an LTE carrier or an NR carrier.
  • the first frequency band and the second frequency band may also be LTE carriers, and the embodiment of the present application is not limited thereto.
  • the second network device in the embodiment of the present application may be a primary network device in a multiple connectivity scenario, or a separate logical device, where the first network device may be a secondary network device in a multiple connectivity scenario.
  • the second frequency band in the embodiment of the present application may be a primary carrier in carrier aggregation, and the first frequency band may be a secondary carrier in carrier aggregation.
  • the method further includes: the first network device receiving terminal configuration information of the first terminal device; the first network device is in a first frequency band corresponding to the first network device
  • the determining the time-frequency resource for transmitting the signal includes: determining, by the first network device, the time-frequency resource corresponding to the first terminal device according to the terminal configuration information.
  • the different terminal devices in the first frequency band may correspond to different configurations in the first frequency band, or different terminal devices in different groups may be in different configurations in the first frequency band.
  • the second network device may send the identifier of the first terminal device or the group number of the first terminal device to the first network device, and the first network device may know the first indication.
  • the time-frequency resource indicated by the information may be used to transmit the first terminal set Prepared signal.
  • the network device may store the foregoing correspondence relationship, and the other network devices only need to notify the first network device of the identifier of the first terminal device or the group number of the first terminal device.
  • the time-frequency resource determined by the first network device may be applicable to all terminal devices under the first network device, or may be applicable to only one terminal device under the first network device, or may be applicable.
  • a group of terminal devices under the first network device may be performed by the second network device, and the corresponding relationship may also be determined by the second network device.
  • the method further includes: receiving, by the second network device, second indication information that is sent by the first terminal device, where the second indication information is used to indicate that the first terminal device is capable of receiving signals through the first frequency band and/or And the second network device sends the first indication information to the first network device according to the interference caused by the second frequency band to the first frequency band, including: according to the interference information, Determining the time-frequency resource of the first terminal device, and sending the first indication information to the first network device.
  • the interference caused by different terminal devices to different frequency bands may be different for different terminal devices or the ability of different terminal devices to receive signals.
  • the terminal device can report relevant information for indicating the mutual interference caused by simultaneous transmission of different frequency bands. Specifically, it is possible to reduce the terminal device reception sensitivity value, the reception influence level, and the like.
  • the reception impact level can be fixed in advance by a protocol.
  • the second network device may acquire the foregoing information of the multiple terminal devices under the first network device in advance, for example, the capability of receiving signals through the first frequency band and/or the interference caused by the second frequency band to the first frequency band.
  • Interference information, and the resources of the first frequency band are configured differently according to the information reported by each terminal device, and may be stored in a configuration manner corresponding to different terminals, and the second network device may also send the corresponding relationship to the first network.
  • the device is configured to enable the first network device to know the time-frequency resource configured in the first frequency band corresponding to the terminal device by using the lookup table when receiving the identifier of the terminal device.
  • the first terminal device is a certain terminal device under the first network device, and the first terminal device may also be a certain terminal device under the second network device. That is to say, the second network device can determine the configuration mode of the corresponding frequency band according to the related information of a certain terminal device that is scheduled by itself, and further, can perform signal transmission with the terminal device according to the configured situation.
  • the source can fully utilize the performance of the terminal device, thereby facilitating the improvement of transmission reliability.
  • the interference information includes an interference degree of the interference caused by the second frequency band on the first frequency band to the first terminal device and/or a interference type of interference caused by the second frequency band to the first frequency band, and the interference type Includes harmonic interference and/or intermodulation interference.
  • the ability of the first terminal device to receive a signal through the first frequency band may be characterized by a sensitivity value of the received signal by the first terminal device through the first frequency band, and/or the degree of influence may be characterized by an impact level corresponding to the degree of influence.
  • the first terminal device may also indicate the degree of influence by using the foregoing generalized bitmap.
  • the second indication information may be used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the second indication information may be used to indicate a degree of influence of interference caused by the second frequency band on a part of the frequency domain resources in the first frequency band on the first terminal device.
  • the first network device may directly indicate the degree of influence of a certain frequency domain resource range in the first frequency band, and indicate that the frequency domain resource range may be in the foregoing direct indication manner, such as a starting frequency domain location, a bandwidth, and an ending frequency. At least two kinds of information in the domain location.
  • Example 3 When a certain frequency band is divided into five groups, the UE reports to different groups as [no impact does not affect the impact level I impact level III]
  • Example 4 When a certain frequency band is divided into five groups, the UE reports as [Group 4 Impact Level I] [Group 5 Impact Level III], and the unaffected ones may not be reported.
  • the second network device may also configure the harmonic interference to correspond to a configuration manner of one time-frequency resource in the first frequency band, and the intermodulation interference corresponds to another configuration manner of the time-frequency resource in the first frequency band, and the harmonic interference is added.
  • the intermodulation interference may correspond to another time-frequency resource configuration manner in the first frequency band.
  • the second network device receives the interference type reported by the first terminal device, and obtains a corresponding configuration mode by using a lookup table, and then notifies the first network device of the configuration mode.
  • the first terminal device sends the second indication information to the second network device, where the first terminal device sends a first message to the second network device, where the first message carries The first terminal device accessing capability and the second indication information; or the first terminal device sending the second indication information to the second network device when the carrier aggregation is enabled; or the first terminal device And in the case that it is determined that the plurality of frequency bands configured to the first terminal device can generate interference, the second indication information is sent to the second network device.
  • the first terminal device may report the foregoing information to the second network device while reporting the terminal access capability, or the first terminal device may be in the scenario of being configured with multiple connections or carrier aggregation to the second network device. Reporting the above information, or the first terminal device may not report when multiple connections or carrier aggregation are configured, and when it is determined that multiple carriers are simultaneously transmitted, harmonic interference and/or intermodulation interference may occur, The second network device reports the above information.
  • Example 5 If the current network only supports the following dual links of LTE and NR: the terminal supports one carrier of LTE at the same time, one carrier of NR, where the LTE uplink works in 1710-1730 MHz (FDD mode), and the NR carrier works in In 3400-3800MHz (TDD mode), the second-order harmonic interference experienced by the NR carrier is mainly concentrated between 3420-3460 and some adjacent frequency bands (for example, 3460-3470 is also affected).
  • NR is a non-standalone mode of operation, and the LTE cell notifies the NR cell of the following information (the following alternatives, or combinations):
  • NR is scheduled normally at 3470-3800MHz
  • the 3400-3800MHz can be divided into 10 groups in advance, and the LTE cell notifies the NR cell 0011111111, that is, the NR cell limits scheduling at 3400-3480 MHz.
  • Example 6 If the terminal simultaneously supports one carrier of one carrier NR of LTE, where the LTE uplink operates at 1710-1730 MHz (FDD mode) and the NR carrier operates at 3400-3800 MHz (TDD mode), the 2nd harmonic of the NR carrier is subjected to downlink
  • the wave interference range is mainly concentrated between 3420-3460 and some adjacent frequency bands (for example, some influences between 3460-3470).
  • a terminal has made some optimization designs to obtain better isolation. It has less impact on NR downlink reception in 3420-3470 and has little effect on the receiver. Then, the terminal reports the information to the network, which is used to indicate that the harmonic interference has a good influence, and the frequency domain scheduling is not limited.
  • the terminal reports the information “interference influence level 1” to the network, which is used to indicate the interference impact size (assuming a total of 1, ..., K levels, the first level is the smallest, and the K level is the largest).
  • the network After receiving the report from the UE, the network can perform scheduling and resource allocation reasonably according to the interference and suppression capability of the UE at different frequency points when scheduling the UE.
  • the size of the serial numbers of the above processes does not mean The order of execution, the order of execution of each process should be determined by its function and internal logic, and should not be construed as limiting the implementation process of the embodiments of the present application.
  • FIG. 6 shows a schematic block diagram of a method 300 for transmitting signals in an embodiment of the present application. As shown in FIG. 6, the method 300 includes:
  • the second network device sends first indication information to the first network device according to the interference caused by the second frequency band to the first frequency band, where the first indication information is used by the first network device to determine that the first network device is available. Time-frequency resources for transmitting signals.
  • the method for transmitting a signal in the embodiment of the present application is advantageous for reducing interference of simultaneous transmission between frequency bands, thereby improving transmission reliability.
  • the first frequency band is used for transmitting a downlink signal, and the second frequency band is used for transmitting an uplink signal; or the first frequency band is used for transmitting an uplink signal, and the second frequency band is used for transmitting a downlink signal. signal.
  • the first indication information is used to indicate, by the first network device, a scheduling manner of each time domain unit in the first period for the first frequency band, and/or the first indication The information is used to indicate a scheduling manner of the first network device for each of the frequency domain units in the first frequency band.
  • the scheduling manner includes allowing scheduling, prohibiting scheduling, or using adjusted or restricted coding and modulation level scheduling.
  • the first indication information is used to indicate at least two types of time domain start location, time domain length, and time domain end location of the time-frequency resource; and/or the first An indication information is used to indicate at least two types of information of a frequency domain start position, a bandwidth, and a frequency domain end position of the time-frequency resource.
  • the first indication information is used to indicate time domain configuration information of an uplink and downlink frequency band corresponding to the second network device in a second period, where the uplink and downlink frequency bands include the second frequency band .
  • the first indication information is used to indicate the time-frequency resource of the first terminal device, and the first terminal device is a terminal device that provides network service for the first network device.
  • the method further includes: receiving, by the second network device, second indication information that is sent by the first terminal device, where the second indication information is used to indicate that the first terminal device passes the first The capability of the frequency band to receive the signal and/or the interference information of the interference caused by the second frequency band to the first frequency band; the second network device transmitting the first indication to the first network device according to the interference caused by the second frequency band to the first frequency band
  • the information includes: determining, according to the interference information, the first terminal device The time-frequency resource; sending the first indication information to the first network device.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • the size of the sequence numbers of the above processes does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be implemented in the present application.
  • the implementation of the examples constitutes any limitation.
  • FIG. 7 shows a schematic block diagram of a method 400 for transmitting signals in an embodiment of the present application. As shown in FIG. 7, the method 400 includes:
  • the second network device receives the second indication information that is sent by the first terminal device, where the second indication information is used to indicate the capability of the first terminal device to receive a signal through the first frequency band and/or the second frequency band to the first frequency band. Interference information.
  • the method 400 further includes:
  • the second network device determines, according to the second indication information, a time-frequency resource for transmitting a signal of the first terminal device in the first frequency band.
  • the first frequency band may be configured to be used by the second network device to transmit signals with the first terminal device, or may be configured to be used by other network devices, such as the first network device, and the first terminal device.
  • Signal transmission That is, after the second network device determines the time-frequency resource of the first terminal device, the second network device can directly use the time-frequency resource to perform signal transmission with the first terminal device.
  • the indication information indicating the time-frequency resource may also be sent to other network devices, so that other network devices can use the time-frequency resource to transmit signals with the first terminal device.
  • the second network device may perform resource configuration on the terminal device by referring to the foregoing information, or may not refer to the resource configuration of the terminal device according to its own rules.
  • the application embodiment is not limited to this.
  • the method for transmitting a signal in the embodiment of the present application determines the time-frequency resources for the terminal device for the isolation of the interference of different terminal devices, and can fully utilize the properties of the terminal device. Can help to improve transmission reliability.
  • the second frequency band is used to transmit an uplink signal.
  • the interference information includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the type of interference that interferes with harmonic interference and/or intermodulation interference includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on a part of the frequency domain resources in the first frequency band on the first terminal device.
  • the capability of the first terminal device to receive a signal by using the first frequency band is characterized by the sensitivity value of the first terminal device receiving signals through the first frequency band, and/or the degree of influence is determined by The degree of influence corresponds to the level of impact characterization.
  • the second network device determines, according to the second indication information, a time-frequency resource for transmitting a signal of the first terminal device in the first frequency band, including: the second The network device determines, according to the second indication information, that the interference caused by the second frequency band to the first frequency band has no impact on the first terminal device; the second network device determines all the time-frequency resources in the first frequency band as the Time-frequency resources of the first terminal device.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • the size of the sequence numbers of the above processes does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be implemented in the present application.
  • the implementation of the examples constitutes any limitation.
  • FIG. 8 shows a schematic block diagram of a method 500 for transmitting signals in an embodiment of the present application. As shown in FIG. 8, the method 500 includes:
  • the first terminal device sends second indication information to the second network device, where the second indication information is used to indicate that the first terminal device is capable of receiving signals through the first frequency band and/or the second frequency band pair.
  • the interference information of the first frequency band is used to indicate that the first terminal device is capable of receiving signals through the first frequency band and/or the second frequency band pair.
  • the terminal device reports the isolation of the interference to the network device, so that the network device can determine the time-frequency resource for the terminal device, and can fully utilize the performance of the terminal device. Thereby, it is advantageous to improve transmission reliability.
  • the second frequency band is used to transmit an uplink signal.
  • the interference information includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the type of interference that interferes with harmonic interference and/or intermodulation interference includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on a part of the frequency domain resources in the first frequency band on the first terminal device.
  • the capability of the first terminal device to receive a signal by using the first frequency band is characterized by the sensitivity value of the first terminal device receiving signals through the first frequency band, and/or the degree of influence is determined by The degree of influence corresponds to the level of impact characterization.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • the first terminal device sends the second indication information to the second network device, where the first terminal device sends a first message to the second network device, where the first message carries The first terminal device accessing capability and the second indication information; or the first terminal device sending the second indication information to the second network device when the carrier aggregation is enabled; or the first terminal device And in the case that it is determined that the plurality of frequency bands configured to the first terminal device can generate interference, the second indication information is sent to the second network device.
  • first terminal device and the second network device and the first network device described by the first terminal device and related features, functions, and the like correspond to related features and functions of the first network device.
  • the related content has been described in detail in the foregoing method 100 and method 200. For brevity, no further details are provided herein.
  • the size of the sequence numbers of the above processes does not mean the order of execution, and the order of execution of each process should be determined by its function and internal logic, and should not be implemented in the present application.
  • the implementation of the examples constitutes any limitation.
  • FIG. 9 shows a schematic block diagram of a network device 600 of an embodiment of the present application.
  • the network device 600 is a first network device.
  • the network device 600 includes:
  • a determining unit 610 configured to determine a time-frequency resource for transmitting a signal in a first frequency band corresponding to the first network device
  • the transmitting unit 620 is configured to perform signal transmission with the first terminal device on the time-frequency resource.
  • the network device in the embodiment of the present application is advantageous in reducing interference of simultaneous transmission between frequency bands, thereby improving transmission reliability.
  • the network device further includes: a first receiving unit, configured to receive the first indication information; the determining unit is specifically configured to: determine the time-frequency resource according to the first indication information.
  • the first indication information is sent according to interference caused by the second frequency band to the first frequency band.
  • the first frequency band is used for transmitting a downlink signal, and the second frequency band is used for transmitting an uplink signal; or the first frequency band is used for transmitting an uplink signal, and the second frequency band is used for transmitting a downlink signal. signal.
  • the first indication information is used to indicate, by the first network device, a scheduling manner of each time domain unit in the first period for the first frequency band, and/or the first indication
  • the information is used to indicate the scheduling manner of the first network device for each frequency domain unit in the first frequency band
  • the determining unit 610 is specifically configured to: according to the scheduling manner of each time domain unit and/or the each frequency
  • the scheduling mode of the domain unit determines the time-frequency resource.
  • the scheduling manner includes coding and modulation level scheduling that allows scheduling, prohibiting scheduling, or using adjustment or restriction.
  • the first indication information is used to indicate at least two types of time domain start location, time domain length, and time domain end location of the time-frequency resource; and/or the first An indication information is used to indicate at least two types of information of a frequency domain start position, a bandwidth, and a frequency domain end position of the time-frequency resource.
  • the first indication information is used to indicate time domain configuration information of the uplink and downlink frequency bands corresponding to the second network device in the second period, where the uplink and downlink frequency bands include the The second frequency band causing interference in a frequency band;
  • the determining unit 610 is specifically configured to: determine, by the first network device, the time-frequency resource according to the time domain configuration information.
  • the determining unit 610 is specifically configured to: divide the first frequency band in the second period except for a time domain unit that overlaps the second frequency band in the second period.
  • the resource is determined as the time-frequency resource.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the network device 600 may correspond to the first network device in the method embodiment of the present application, and the foregoing operations and/or functions of the respective units in the network device 600 are respectively implemented to implement FIG. 2 to The corresponding flow of the first network device in each method shown in FIG. 5 is not described herein for brevity.
  • FIG. 10 shows a schematic block diagram of a network device 700 of an embodiment of the present application.
  • the network device 700 is a second network device. As shown in FIG. 10, the network device 700 includes:
  • the sending unit 710 is configured to send first indication information to the first network device according to the interference caused by the second frequency band to the first frequency band, where the first indication information is used by the first network device to determine that the first network band can be used. Time-frequency resources for transmitting signals.
  • the network device in the embodiment of the present application is advantageous in reducing interference of simultaneous transmission between frequency bands, thereby improving transmission reliability.
  • the first frequency band is used for transmitting a downlink signal, and the second frequency band is used for transmitting an uplink signal; or the first frequency band is used for transmitting an uplink signal, and the second frequency band is used for transmitting a downlink signal. signal.
  • the first indication information is used to indicate, by the first network device, a scheduling manner of each time domain unit in the first period for the first frequency band, and/or the first indication The information is used to indicate a scheduling manner of the first network device for each of the frequency domain units in the first frequency band.
  • the scheduling manner includes allowing scheduling, prohibiting scheduling, or using adjusted or restricted coding and modulation level scheduling.
  • the first indication information is used to indicate at least two types of time domain start location, time domain length, and time domain end location of the time-frequency resource; and/or the first An indication information is used to indicate at least two types of information of a frequency domain start position, a bandwidth, and a frequency domain end position of the time-frequency resource.
  • the first indication information is used to indicate that the second network is configured
  • the time domain configuration information of the corresponding uplink and downlink frequency bands in the second period is included, and the uplink and downlink frequency bands include the second frequency band.
  • the first indication information is used to indicate the time-frequency resource of the first terminal device, and the first terminal device is a terminal device that provides network service for the first network device.
  • the network device 700 further includes: a receiving unit, configured to receive second indication information that is sent by the first terminal device, where the second indication information is used to indicate that the first terminal device passes The capability of the first frequency band to receive the signal and/or the interference information of the second frequency band to the first frequency band; the sending unit is specifically configured to: determine the time-frequency resource of the first terminal device according to the interference information; A network device sends the first indication information.
  • the interference information includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the type of interference that interferes with harmonic interference and/or intermodulation interference includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • the network device 700 may correspond to the second network device in the method embodiment of the present application, and the foregoing and other operations and/or functions of the respective units in the network device 700 are respectively implemented in FIG. The corresponding process of the second network device in the method is not described here for brevity.
  • FIG. 11 shows a schematic block diagram of a network device 800 of an embodiment of the present application.
  • the network device 800 is a second network device.
  • the network device 800 includes:
  • the receiving unit 810 is configured to receive second indication information that is sent by the first terminal device, where the second indication information is used to indicate the capability of the first terminal device to receive a signal through the first frequency band and/or the second frequency band to the first frequency band Interference information caused by interference.
  • the network device in the embodiment of the present application determines the time-frequency resources for the terminal device for the isolation of the interference of the different terminal devices, and can fully utilize the performance of the terminal device, thereby facilitating the improvement of the transmission reliability.
  • the network device 800 further includes: a determining unit, configured to determine, according to the second indication information, a signal for transmitting the first terminal device in the first frequency band Time-frequency resources.
  • the second frequency band is used to transmit an uplink signal.
  • the interference information includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the type of interference that interferes with harmonic interference and/or intermodulation interference includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the second indication information is used to indicate a degree of influence of interference caused by the second frequency band on a part of the frequency domain resources in the first frequency band on the first terminal device.
  • the capability of the first terminal device to receive a signal by using the first frequency band is characterized by the sensitivity value of the first terminal device receiving signals through the first frequency band, and/or the degree of influence is determined by The degree of influence corresponds to the level of impact characterization.
  • the determining unit is specifically configured to: determine, according to the second indication information, that the interference caused by the second frequency band to the first frequency band has no impact on the first terminal device; All time-frequency resources in a frequency band are determined as time-frequency resources of the first terminal device.
  • the network device 800 further includes: a sending unit, configured to send first indication information to the first network device, where the first indication information is used to indicate the time of the first terminal device Frequency resources.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • the network device 800 may correspond to the second network device in the method embodiment of the present application, and the foregoing and other operations and/or functions of the respective units in the network device 800 are respectively implemented in FIG. The corresponding process of the second network device in the method is not described here for brevity.
  • FIG. 12 shows a schematic block diagram of a terminal device 900 of an embodiment of the present application.
  • the network device 900 is a first terminal device.
  • the terminal device 900 includes:
  • the sending unit 910 is configured to send, to the second network device, second indication information, where the second indication information is used to indicate that the first terminal device receives the signal through the first frequency band and/or the second frequency band causes the first frequency band Interference interference information.
  • the terminal device in the embodiment of the present application reports the interference to the interference by reporting to the network device.
  • the performance of the terminal device can be fully utilized, thereby facilitating the improvement of transmission reliability.
  • the second frequency band is used to transmit an uplink signal.
  • the interference information includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the type of interference that interferes with harmonic interference and/or intermodulation interference includes: a degree of interference caused by the second frequency band on the first frequency band on the first terminal device, and/or a second frequency band caused on the first frequency band.
  • the second indication information is specifically used to indicate a degree of influence of interference caused by the second frequency band on each frequency domain unit in the first frequency band on the first terminal device.
  • the second indication information is used to indicate a degree of influence of interference caused by the second frequency band on a part of the frequency domain resources in the first frequency band on the first terminal device.
  • the capability of the first terminal device to receive a signal by using the first frequency band is characterized by the sensitivity value of the first terminal device receiving signals through the first frequency band, and/or the degree of influence is determined by The degree of influence corresponds to the level of impact characterization.
  • the first frequency band is an NR carrier
  • the second frequency band is an LTE carrier or an NR carrier.
  • the cell corresponding to the second frequency band is a primary cell.
  • the sending unit is specifically configured to: send a first message to the second network device, where the first message carries the access capability of the first terminal device and the second indication information; Or sending the second indication information to the second network device when the carrier aggregation is enabled; or to the second network device if it is determined that the plurality of frequency bands configured for the first terminal device can generate interference Sending the second indication information.
  • terminal device 900 may correspond to the first terminal device in the method embodiment of the present application, and the foregoing operations and/or functions of the respective units in the terminal device 900 are respectively implemented to implement FIG. 8
  • the corresponding process of the first terminal device in the method is not described here for brevity.
  • the embodiment of the present application further provides a network device 1000, which may be the network device 600 in FIG. 9 , which can be used to execute the corresponding method corresponding to each method in FIG. 2 to FIG. 5 .
  • the network device 1000 includes an input interface 1010, an output interface 1020, a processor 1030, and a memory 1040.
  • the input interface 1010, the output interface 1020, the processor 1030, and the memory 1040 can be connected by a bus system.
  • the memory 1040 is configured to store a program, an instruction, or a code.
  • the processor 1030 is configured to execute the memory 1040
  • the program, instruction or code in the control interface 1010 receives the signal, controls the output interface 1020 to transmit the signal, and performs the operations in the foregoing method embodiments.
  • the network device in the embodiment of the present application is advantageous in reducing interference of simultaneous transmission between frequency bands, thereby improving transmission reliability.
  • the processor 1030 may be a central processing unit (CPU), and the processor 1030 may also be other general-purpose processors, digital signal processors, application specific integrated circuits, and ready-made Program gate arrays or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, and more.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 1040 can include read only memory and random access memory and provides instructions and data to the processor 1030. A portion of the memory 1040 may also include a non-volatile random access memory. For example, the memory 1040 can also store information of the device type.
  • each content of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 1030 or an instruction in a form of software.
  • the content of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the 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 memory 1040, and the processor 1030 reads the information in the memory 1040 and combines the hardware to complete the contents of the above method. To avoid repetition, it will not be described in detail here.
  • the receiving unit in the network device 600 can be implemented by the input interface 1010 in FIG. 13, and the determining unit 610 in the network device 600 can be implemented by the processor 1030 in FIG.
  • the embodiment of the present application further provides a network device 1100, which may be the network device 700 in FIG. 10, which can be used to execute a second network device corresponding to the method in FIG. content.
  • the network device 1100 includes an input interface 1110, an output interface 1120, a processor 1130, and a memory 1140.
  • the input interface 1110, the output interface 1120, the processor 1130, and the memory 1140 can be connected by a bus system.
  • the memory 1140 is configured to store a program, an instruction, or a code.
  • the processor 1130 is configured to execute a program, an instruction, or a code in the memory 1140 to control the input interface 1110 to receive a signal, control the output interface 1120 to send a signal, and complete the operations in the foregoing method embodiments.
  • the network device in the embodiment of the present application is advantageous for reducing interference of simultaneous transmission between frequency bands. Thereby improving transmission reliability.
  • the processor 1130 may be a central processing unit (CPU), and the processor 1130 may also be other general-purpose processors, digital signal processors, application specific integrated circuits, and ready-made Program gate arrays or other programmable logic devices, discrete gates or transistor logic devices, discrete hardware components, and more.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 1140 can include read only memory and random access memory and provides instructions and data to the processor 1130. A portion of the memory 1140 can also include a non-volatile random access memory. For example, the memory 1140 can also store information of the device type.
  • each content of the above method may be completed by an integrated logic circuit of hardware in the processor 1130 or an instruction in a form of software.
  • the content of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the 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 memory 1140, and the processor 1130 reads the information in the memory 1140 and completes the contents of the above method in combination with its hardware. To avoid repetition, it will not be described in detail here.
  • the transmitting unit in the network device 700 can be implemented by the output interface 1120 in FIG. 14, and the receiving unit in the network device 700 can be implemented by the input interface 1110 in FIG.
  • the embodiment of the present application further provides a network device 1200, which may be the network device 800 in FIG. 11, which can be used to execute the second network device corresponding to the method in FIG. content.
  • the network device 1200 includes an input interface 1210, an output interface 1220, a processor 1230, and a memory 1240.
  • the input interface 1210, the output interface 1220, the processor 1230, and the memory 1240 can be connected by a bus system.
  • the memory 1240 is configured to store a program, an instruction, or a code.
  • the processor 1230 is configured to execute a program, an instruction or a code in the memory 1240 to control the input interface 1210 to receive a signal, control the output interface 1220 to send a signal, and complete the operations in the foregoing method embodiments.
  • the network device in the embodiment of the present application determines the time-frequency resources for the terminal device for the isolation of the interference of the different terminal devices, and can fully utilize the performance of the terminal device, thereby facilitating the improvement of the transmission reliability.
  • the processor 1230 may be a central processing unit (Central) Processing Unit (CPU), the processor 1230 can also be other general purpose processors, digital signal processors, application specific integrated circuits, off-the-shelf programmable gate arrays or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc. .
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 1240 can include read only memory and random access memory and provides instructions and data to the processor 1230. A portion of the memory 1240 may also include a non-volatile random access memory. For example, the memory 1240 can also store information of the device type.
  • each content of the above method may be completed by an integrated logic circuit of hardware in the processor 1230 or an instruction in a form of software.
  • the content of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the 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 memory 1240, and the processor 1230 reads the information in the memory 1240 and combines its hardware to perform the contents of the above method. To avoid repetition, it will not be described in detail here.
  • the determining unit in the network device 800 can be implemented by the processor 1230 in FIG. 15, and the receiving unit in the network device 800 can be implemented by the input interface 1210 in FIG.
  • the embodiment of the present application further provides a terminal device 1300, which may be the terminal device 900 in FIG. 12, which can be used to execute the first terminal device corresponding to the method in FIG. content.
  • the terminal device 1300 includes an input interface 1310, an output interface 1320, a processor 1330, and a memory 1340.
  • the input interface 1310, the output interface 1320, the processor 1330, and the memory 1340 can be connected by a bus system.
  • the memory 1340 is configured to store programs, instructions, or code.
  • the processor 1330 is configured to execute a program, an instruction, or a code in the memory 1340 to control the input interface 1310 to receive a signal, control the output interface 1320 to send a signal, and complete the operations in the foregoing method embodiments.
  • the terminal device in the embodiment of the present application can improve the transmission performance by reporting the isolation of the interference to the network device, so that the network device can determine the time-frequency resource for the terminal device, and can fully utilize the performance of the terminal device, thereby facilitating the improvement of the transmission. reliability.
  • the processor 1330 may be a central processing unit (CPU), and the processor 1330 may also be other general-purpose processors, digital signal processors, application specific integrated circuits, and ready-made Programming gate arrays or other programmable logic devices, points Stand or transistor logic, discrete hardware components, etc.
  • the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
  • the memory 1340 can include read only memory and random access memory and provides instructions and data to the processor 1330. A portion of the memory 1340 can also include a non-volatile random access memory. For example, the memory 1340 can also store information of the device type.
  • each content of the foregoing method may be completed by an integrated logic circuit of hardware in the processor 1330 or an instruction in a form of software.
  • the content of the method disclosed in the embodiments of the present application may be directly implemented as a hardware processor, or may be performed by a combination of hardware and software modules in the 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 memory 1340, and the processor 1330 reads the information in the memory 1340 and combines its hardware to complete the contents of the above method. To avoid repetition, it will not be described in detail here.
  • the transmitting unit in the terminal device 900 can be implemented by the output interface 1320 in FIG.
  • the disclosed systems, devices, and methods may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or may be Integrate into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the unit described as a separate component may or may not be physically separated, and the component displayed as a unit may or may not be a physical unit, that is, may be located in one place, or It can also be distributed to multiple network elements. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application 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.
  • This functionality if implemented as a software functional unit and sold or used as a standalone product, can be stored on a computer readable storage medium.
  • the technical solution of the present application which is essential or contributes to the prior art, or a part of the technical solution, may be embodied in the form of a software product, which is stored in a storage medium, including The instructions are used to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of various embodiments of the present application.
  • 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. .

Abstract

本申请实施例公开了一种用于传输信号的方法、网络设备和终端设备,该方法包括:第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源;该第一网络设备在该时频资源上,与第一终端设备进行信号的传输。本申请实施例的方法、网络设备和终端设备,有利于提高接收机的灵敏度,从而提高传输可靠性。

Description

用于传输信号的方法、网络设备和终端设备 技术领域
本申请实施例涉及通信领域,并且更具体地,涉及一种用于传输信号的方法、网络设备和终端设备。
背景技术
目前在新无线(New Radio,NR)的研究中,由于传输信号的工作频带原因,如何提高传输可靠性是一直在研究的问题。
发明内容
有鉴于此,本申请实施例提供了一种用于传输信号的方法、网络设备和终端设备,有利于提高接收机的灵敏度,从而提高传输可靠性。
第一方面,提供了一种用于传输信号的方法,该方法包括:第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源;该第一网络设备在该时频资源上,与第一终端设备进行信号的传输。
频带是指无线电频谱上位于特定的频率界限之间的部分,通俗地讲,频带就是允许传送的信号的最高频率与允许传送的信号的最低频率之间的频率范围,这里是指在频域上具有一定宽度的频率资源,在时域上可以不作限定,例如频带可以是载波。
网络设备可以是指在物理上能够提供网络服务的设备,也可以是在逻辑上提供网络服务的设备。例如,网络设备可以是传输与发送节点(Transmission and Reception Point,TRP)。
所谓第一网络设备对应的第一频带是指该第一频带是配置给该第一网络设备用于传输信号的,该第一频带可以是用来向终端设备传输该第一网络设备的信号,也可以是第一网络设备用来接收终端设备传输的信号。应理解,这里的对应可以是协议规定好的,也可以是网络设备之间协商好或者是由主网络设备对辅网络设备进行配置。
网络设备通过进一步判断在配置的频带内用于与终端设备进行信号传输的时频资源,有利于提高传输可靠性。
在一种可能的实现方式中,该方法还包括:该第一网络设备接收第一指 示信息;该第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源,包括:该第一网络设备根据该第一指示信息,确定该时频资源。
可选地,该第一指示信息是基于第二频带对该第一频带造成的干扰发送的。
具体地,第二网络设备可以获取到配置给其他网络设备的频带,并可以根据配置给自己的频带对其他网络设备的频带造成的干扰,使用一定的规则,对其他网络设备的频带进行资源配置,并告知其他网络设备第二网络设备对其频带的配置情况。
通过网络设备之间的交互或者网络设备之间的协商,在充分考虑其他网络设备配置的频带对自己的频带造成的干扰后,进一步配置用于传输信号的时频资源,从而有利于降低干扰,提高传输可靠性。
在一种可能的实现方式中,该第一频带用于传输下行信号,该第二频带用于传输上行信号;或该第一频带用于传输上行信号,该第二频带用于传输下行信号。
该第一频带和第二频带的传输方向正好是相反的。例如,该第一频带可以是配置给第一网络设备用来接收终端设备的信号的,该第二频带可以是配置给第一网络设备或者其他网络设备用来向终端设备发送的信号的;或者改第一频带可以是配置给第一网络设备用来向终端设备发送信号的,该第二频带可以是配置给第一网络设备或者其他网络设备用来接收终端设备发送的信号的。
通过网络设备内或者网络设备之间的协作,有利于降低频带干扰对接收端性能的影响,从而提高传输可靠性。
在一种可能的实现方式中,该第一指示信息用于指示该第一网络设备针对该第一频带在第一周期中每个时域单元的调度方式,和/或该第一指示信息用于指示该第一网络设备针对该第一频带中的每个频域单元的调度方式,该第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源,包括:该第一网络设备根据该每个时域单元的调度方式和/或该每个频域单元的调度方式,确定该时频资源。
网络设备之间可以提前协商或者由主网络设备配置上述的周期以及时域单元是多少。例如,可以事先规定好以10个时隙为周期,而时域单元可 以是一个时隙,也可以是两个时隙等。
可选地,该第一指示信息可以是一个广义比特图,例如,可以用x0表示该时域单元可以用来传输信号,x1表示该时域单元禁止用来传输信号,x2表示该时域单元可以通过作一定的限制才能用来传输信号等。
网络设备之间也可以提前协商或者由主网络设备配置将上述第一频带划分为多少个频域单元以及该频域单元是多少。例如,可以事先规定好将第一频带按15kHz进行划分,该频域单元即为15kHz,或者15kHz的整数倍。
同样地,可以通过一个广义比特图来指示该第一频带中的每个频域单元。
在一种可能的实现方式中,该调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
可选地,该调度方式还可以是限制一定数量的终端设备才允许调度。
在一种可能的实现方式中,该第一指示信息用于指示该时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或该第一指示信息用于指示该时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
可选地,该第一指示信息还可以用于指示该第一频带中被限制的时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息,和/或该第一指示信息还可以用于指示该第一频带中被限制的时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息,那么第一网络设备就可以根据该第一指示信息指示的被限制的时频资源确定出允许调度的时频资源。
在一种可能的实现方式中,该第一指示信息用于指示与第二网络设备对应的上下行频带在第二周期内的时域配置信息,该上下行频带包括对该第一频带造成干扰的第二频带;该第一网络设备根据该第一指示信息,确定该时频资源,包括:该第一网络设备根据该时域配置信息,确定该时频资源。
在该实施例中,周期同上述类似,可以提前约定或配置。通常,为网络设备配置的频带一部分是用来传输上行信号的,一部分是用来传输下行信号,也就是说,为网络设备配置的频带包括上行频带和下行频带。该上行频带可以与下行频带相同,但时域上是错开的。这就是所谓的时分复用。第一网络设备只要获取到其他网络设备对应的频带的时域配置信息,即在一个周期的上下行配置情况,就可以根据该上下行配置情况,按照一定的规则自动 确定第一频带中可调度的时域资源或者限制调度的时域资源。
在一种可能的实现方式中,该方法还包括:该第一网络设备接收该第一终端设备的终端配置信息;该第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源,包括:该第一网络设备根据该终端配置信息,确定与该第一终端设备对应的该时频资源。
可选地,该第一网络设备下的不同终端设备可以对应在第一频带中的不同配置方式,也可以是不同组的终端设备对应在第一频带中的不同配置方式。其他网络设备可以向第一网络设备发送第一指示信息的同时向第一网络设备发送第一终端设备的标识或者第一终端设备所属组号,进而第一网络设备就可以知道该第一指示信息指示的时频资源可以用来传输该第一终端设备的信号。或者网络设备之间可以将上述对应关系存储起来,其他网络设备只需要将第一终端设备的标识或者第一终端设备所属组号告诉第一网络设备即可。
可选地,该第一指示信息指示的时频资源也可以是对该第一网络设备下的所有终端设备都适用。
在一种可能的实现方式中,该第一频带为NR载波,和/或该第二频带为LTE载波或NR载波。
在一种可能的实现方式中,该第二频带对应的小区为主小区。
第二方面,提供了一种用于传输信号的方法,该方法包括:第二网络设备根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,该第一指示信息用于该第一网络设备在该第一频带中确定能够用于传输信号的时频资源。
在一种可能的实现方式中,该第一频带用于传输下行信号,该第二频带用于传输上行信号;或该第一频带用于传输上行信号,该第二频带用于传输下行信号。
在一种可能的实现方式中,该第一指示信息用于指示该第一网络设备针对该第一频带在第一周期中每个时域单元的调度方式,和/或该第一指示信息用于指示该第一网络设备针对该第一频带中的每个频域单元的调度方式。
在一种可能的实现方式中,该调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
在一种可能的实现方式中,该第一指示信息用于指示该时频资源的时域 起始位置、时域长度和时域结束位置中的至少两种信息;和/或该第一指示信息用于指示该时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
在一种可能的实现方式中,该第一指示信息用于指示与该第二网络设备对应的上下行频带在第二周期内的时域配置信息,该上下行频带包括该第二频带。
在一种可能的实现方式中,该第一指示信息用于指示第一终端设备的该时频资源,该第一终端设备为该第一网络设备提供网络服务的终端设备。
在一种可能的实现方式中,该方法还包括:该第二网络设备接收该第一终端设备发送的第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或该第二频带对该第一频带造成的干扰的干扰信息;该第二网络设备根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,包括:根据该干扰信息,确定该第一终端设备的该时频资源;向该第一网络设备发送该第一指示信息。
不同终端设备对于不同频带造成的干扰对于不同终端设备的影响程度或者不同终端设备接收信号的能力可能是不同的。终端设备可以上报相关信息,用于指示不同频带的同时传输造成的相互之间的干扰是多少。具体地,可以通过降低终端设备接收灵敏度值、接收影响等级等。该接收影响等级可以通过协议事先固定。
可选地,干扰信息还可以是该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
也就是说,谐波干扰可以对应第一频带中的一种时频资源的配置方式,互调干扰也可以对应第一频带中的一种时频资源的配置方式,谐波干扰加互调干扰可以对应第一频带中的另一种时频资源的配置方式。
在一种可能的实现方式中,该第一频带为新无线NR载波,该第二频带为长期演进LTE载波或新无线NR载波。
在一种可能的实现方式中,该第二频带对应的小区为主小区。
第三方面,提供了一种用于传输信号的方法,该方法包括:第二网络设备接收第一终端设备发送的第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或第二频带对该第一频带造成的干扰的干扰信息。
在一种可能的实现方式中,该方法还包括:该第二网络设备根据该第二指示信息,在该第一频带中确定用于传输该第一终端设备的信号的时频资源。
可选地,该第一频带可以是配置给该第二网络设备用于与第一终端设备进行信号的传输的,也可以是配置给其他网络设备例如第一网络设备用于与第一终端设备进行信号的传输的。也就是说,该第二网络设备在确定完该第一终端设备的时频资源后,第二网络设备可以直接使用该时频资源与第一终端设备进行信号的传输。也可以向其他网络设备发送指示该时频资源的指示信息,以使得其他网络设备可以使用该时频资源与第一终端设备进行信号的传输。
针对不同终端设备对于干扰的隔离度确定针对于该终端设备的时频资源,能够充分利用终端设备的性能,从而有利于提高传输可靠性。
在一种可能的实现方式中,该第二频带用于传输上行信号。
在一种可能的实现方式中,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
在一种可能的实现方式中,该第二指示信息具体用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
在一种可能的实现方式中,该第二指示信息具体用于指示该第二频带对该第一频带中的部分频域资源造成的干扰对该第一终端设备的影响程度。
在一种可能的实现方式中,该第一终端设备通过第一频带接收信号的能力由该第一终端设备通过该第一频带接收信号的灵敏度值表征,和/或该影响程度由与该影响程度对应的影响等级表征。
在一种可能的实现方式中,该第二网络设备根据该第二指示信息,在该第一频带中确定用于传输该第一终端设备的信号的时频资源,包括:该第二网络设备根据该第二指示信息,确定该第二频带对该第一频带造成的干扰对该第一终端设备无影响;该第二网络设备将该第一频带中的所有时频资源确定为该第一终端设备的时频资源。
在一种可能的实现方式中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
在一种可能的实现方式中,该第二频带对应的小区为主小区。
第四方面,提供了一种用于传输信号的方法,该方法包括:第一终端设备向第二网络设备发送第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或第二频带对该第一频带的干扰信息。
在一种可能的实现方式中,该第二频带用于传输上行信号。
在一种可能的实现方式中,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
在一种可能的实现方式中,该第二指示信息具体用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
在一种可能的实现方式中,该第二指示信息具体用于指示该第二频带对该第一频带中的部分频域资源造成的干扰对该第一终端设备的影响程度。
在一种可能的实现方式中,该第一终端设备通过第一频带接收信号的能力由该第一终端设备通过该第一频带接收信号的灵敏度值表征,和/或该影响程度由与该影响程度对应的影响等级表征。
在一种可能的实现方式中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
在一种可能的实现方式中,该第二频带对应的小区为主小区。
在一种可能的实现方式中,该第一终端设备向第二网络设备发送第二指示信息,包括:该第一终端设备向该第二网络设备发送第一消息,该第一消息携带该第一终端设备的接入能力和该第二指示信息;或该第一终端设备在使能载波聚合的情况下,向该第二网络设备发送该第二指示信息;或该第一终端设备在确定配置给该第一终端设备的多个频带能够产生干扰的情况下,向该第二网络设备发送该第二指示信息。
第五方面,提供了一种网络设备,用于执行上述第一方面或第一方面的任意可能的实现方式中的方法。具体地,该网络设备包括用于执行上述第一方面或第一方面的任意可能的实现方式中的方法的单元。
第六方面,提供了一种网络设备,用于执行上述第二方面或第二方面的任意可能的实现方式中的方法。具体地,该网络设备包括用于执行上述第二方面或第二方面的任意可能的实现方式中的方法的单元。
第七方面,提供了一种网络设备,用于执行上述第三方面或第三方面的任意可能的实现方式中的方法。具体地,该网络设备包括用于执行上述第三 方面或第三方面的任意可能的实现方式中的方法的单元。
第八方面,提供了一种终端设备,用于执行上述第四方面或第四方面的任意可能的实现方式中的方法。具体地,该终端设备包括用于执行上述第四方面或第四方面的任意可能的实现方式中的方法的单元。
第九方面,提供了一种网络设备,该网络设备包括:存储器、处理器、输入接口和输出接口。其中,存储器、处理器、输入接口和输出接口通过总线系统相连。该存储器用于存储指令,该处理器用于执行该存储器存储的指令,用于执行上述第一方面或第一方面的任意可能的实现方式中的方法。
第十方面,提供了一种网络设备,该网络设备包括:存储器、处理器、输入接口和输出接口。其中,存储器、处理器、输入接口和输出接口通过总线系统相连。该存储器用于存储指令,该处理器用于执行该存储器存储的指令,用于执行上述第二方面或第二方面的任意可能的实现方式中的方法。
第十一方面,提供了一种网络设备,该网络设备包括:存储器、处理器、输入接口和输出接口。其中,存储器、处理器、输入接口和输出接口通过总线系统相连。该存储器用于存储指令,该处理器用于执行该存储器存储的指令,用于执行上述第三方面或第三方面的任意可能的实现方式中的方法。
第十二方面,提供了一种终端设备,该终端设备包括:存储器、处理器、输入接口和输出接口。其中,存储器、处理器、输入接口和输出接口通过总线系统相连。该存储器用于存储指令,该处理器用于执行该存储器存储的指令,用于执行上述第四方面或第四方面的任意可能的实现方式中的方法。
第十三方面,提供了一种计算机存储介质,用于储存为执行上述第一方面或第一方面的任意可能的实现方式中的方法,或者上述第二方面或第二方面的任意可能的实现方式中的方法,或者上述第三方面或第三方面的任意可能的实现方式中的方法,或者上述第四方面或第四方面的任意可能的实现方式中的方法所用的计算机软件指令,其包含用于执行上述方面所设计的程序。
第十四方面,提供了一种包括指令的计算机程序产品,当其在计算机上运行时,使得计算机执行上述第一方面或第一方面的任一可选的实现方式中的方法,或者上述第二方面或第二方面的任一可选的实现方式中的方法,或者上述第三方面或第三方面的任一可选的实现方式中的方法,或者上述第四方面或第四方面的任一可选的实现方式中的方法。
本申请的这些方面或其他方面在以下实施例的描述中会更加简明易懂。
附图说明
图1示出了本申请实施例的一种具体的应用场景。
图2示出了本申请实施例的用于传输信号的方法的示意性框图。
图3示出了本申请实施例的用于传输信号的方法的示意性流程图。
图4示出了本申请实施例的一种指示方式的示意性框图。
图5示出了本申请实施例的一种指示方式的另一示意性框图。
图6示出了本申请实施例的用于传输信号的方法的另一示意性框图。
图7示出了本申请实施例的用于传输信号的方法的再一示意性框图。
图8示出了本申请实施例的用于传输信号的方法的再一示意性框图。
图9示出了本申请实施例的网络设备的示意性框图。
图10示出了本申请实施例的网络设备的另一示意性框图。
图11示出了本申请实施例的网络设备的再一示意性框图。
图12示出了本申请实施例的终端设备的示意性框图。
图13示出了本申请实施例的网络设备的再一示意性框图。
图14示出了本申请实施例的网络设备的再一示意性框图。
图15示出了本申请实施例的网络设备的再一示意性框图。
图16示出了本申请实施例的终端设备的另一示意性框图。
具体实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚、完整地描述。
应理解,本申请实施例的技术方案可以应用于各种通信系统,例如:全球移动通讯(Global System of Mobile communication,GSM)系统、码分多址(Code Division Multiple Access,CDMA)系统、宽带码分多址(Wideband Code Division Multiple Access,WCDMA)系统、通用分组无线业务(General Packet Radio Service,GPRS)、LTE系统、LTE频分双工(Frequency Division Duplex,FDD)系统、LTE时分双工(Time Division Duplex,TDD)、通用移动通信系统(Universal Mobile Telecommunication System,UMTS)、全球互联微波接入(Worldwide Interoperability for Microwave Access,WiMAX) 通信系统、NR或未来的5G系统等。
特别地,本申请实施例的技术方案可以应用于各种基于非正交多址接入技术的通信系统,例如稀疏码多址接入(Sparse Code Multiple Access,SCMA)系统、低密度签名(Low Density Signature,LDS)系统等,当然SCMA系统和LDS系统在通信领域也可以被称为其他名称;进一步地,本申请实施例的技术方案可以应用于采用非正交多址接入技术的多载波传输系统,例如采用非正交多址接入技术正交频分复用(Orthogonal Frequency Division Multiplexing,OFDM)、滤波器组多载波(Filter Bank Multi-Carrier,FBMC)、通用频分复用(Generalized Frequency Division Multiplexing,GFDM)、滤波正交频分复用(Filtered-OFDM,F-OFDM)系统等。
本申请实施例中的终端设备可以指用户设备、接入终端、用户单元、用户站、移动站、移动台、远方站、远程终端、移动设备、用户终端、终端、无线通信设备、用户代理或用户装置。接入终端可以是蜂窝电话、无绳电话、会话启动协议(Session Initiation Protocol,SIP)电话、无线本地环路(Wireless Local Loop,WLL)站、个人数字处理(Personal Digital Assistant,PDA)、具有无线通信功能的手持设备、计算设备或连接到无线调制解调器的其它处理设备、车载设备、可穿戴设备,未来5G网络中的终端设备或者未来演进的公用陆地移动通信网络(Public Land Mobile Network,PLMN)中的终端设备等,本申请实施例并不限定。
本申请实施例中的网络设备可以是用于与终端设备通信的设备,该网络设备可以是GSM或CDMA中的基站(Base Transceiver Station,BTS),也可以是WCDMA系统中的基站(NodeB,NB),还可以是LTE系统中的演进型基站(Evolutional NodeB,eNB或eNodeB),还可以是云无线接入网络(Cloud Radio Access Network,CRAN)场景下的无线控制器,或者该网络设备可以为中继站、接入点、车载设备、可穿戴设备以及未来5G网络中的网络设备或者未来演进的PLMN网络中的网络设备等,本申请实施例并不限定。
NR/5G系统中网络与传统的LTE系统是不同的,5G为多个频率(高低频以及非授权频段)且多层重叠(如宏蜂窝+微小区),在实现多连接时,UE到网络的连接来自多个频率下的多个网络节点。如图1所示,图1中的通信系统可以包括终端设备10和网络设备20,其中,网络设备20包括第一TRP 21 和第二TRP 22。网络设备20用于为终端设备10提供通信服务并接入核心网,终端设备10通过搜索网络设备20发送的同步信号、广播信号等而接入网络,从而进行与网络的通信。图1中所示出的箭头可以表示通过终端设备10与网络设备20之间的蜂窝链路进行的上/下行传输。
以非独立工作模式为例,一个UE同时支持LTE和NR传输,即LTE链路和NR链路同时工作。但是由于LTE载波与NR载波的频段原因,同时传输可能会存在一些谐波或互调干扰,从而降低接收机的灵敏度。
本领域技术人员理解,所谓谐波干扰可以是指一个频带的整数倍与另一个频带具有重叠部分,该两个频带同时进行不同方向的传输时造成的干扰;所谓谐波干扰可以是指两个频带的线性组合与另一个频带具有重叠部分,该两个频带与另一个频带同时进行不同方向的传输时造成的干扰。
例如,LTE一个上行载波的频段范围1710-1785MHz,其2阶谐波范围为3420-3570MHz,与NR下行载波的频段范围3400-3800MHz部分重叠,如果在LTE的上行载波与NR的下行载波同时传输,就会存在谐波干扰。
再例如,一个UE同时配置了频带1和频带7的LTE载波,NR载波的频段范围为3400-3800MHz,如果频带7的上行和NR的上行同时传输,其产生的5阶互调干扰会影响频带1的下行接收机灵敏度。
同样地,对于独立工作模式也存在上述问题。
本申请实施例针对上述存在的问题,提出了一种解决办法,下面将结合附图对本申请实施例提出的技术方案进行详细描述。
应理解,本文中术语“系统”和“网络”在本文中常被可互换使用。本文中术语“和/或”,仅仅是一种描述关联对象的关联关系,表示可以存在三种关系,例如,A和/或B,可以表示:单独存在A,同时存在A和B,单独存在B这三种情况。另外,本文中字符“/”,一般表示前后关联对象是一种“或”的关系。
图2示出了本申请实施例的用于传输信号的方法100的示意性框图。如图2所示,该方法100包括:
S 110,第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源;
S120,该第一网络设备在该时频资源上,与第一终端设备进行信号的传输。
首先,需要说明以下几点:
一、频带是指无线电频谱上位于特定的频率界限之间的部分,通俗地讲,频带就是允许传送的信号的最高频率与允许传送的信号的最低频率之间的频率范围,这里是指在频域上具有一定宽度的频率资源,在时域上可以不作限定,例如频带可以是载波。
二、网络设备也可以称为网络节点,是指一台设备与一个有独立地址和具有发送或接收数据功能的网络相连。节点可以是工作站、客户、网络用户或个人计算机,还可以是服务器、打印机和其他网络连接的设备。每一个工作站、服务器、终端设备、网络设备,即拥有自己唯一网络地址的设备都是网络节点。也就是说,网络设备可以是指在物理上能够提供网络服务的设备,也可以是在逻辑上提供网络服务的设备。例如,可以是上述任一网络设备,网络设备也可以是TRP。
三、所谓第一网络设备对应的第一频带是指该第一频带是配置给该第一网络设备用于传输信号的,该第一频带可以是用来向终端设备传输该第一网络设备的信号,也可以是第一网络设备用来接收终端设备传输的信号。应理解,这里的对应可以是一种对应关系,可以由协议规定好的,也可以是网络设备之间协商好或者是由主网络设备对辅网络设备进行配置的。
四、这里的与第一终端设备进行信号的传输可以是指第一网络设备向第一终端设备发送信号,也就是下行信号,也可以是指第一网络设备接收第一终端设备发送的信号,也就是上行信号。
五、在本申请实施例中,一方面,第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源,可以是网络设备之间协商确定。例如,网络设备在传输信号之前可以先向周边的网络设备通知配置给自己的频带,那么网络设备考虑其他网络设备所配置的频带是否在与其进行同时传输信号时造成干扰,如果是的话可以向对自己造成干扰的其他网络设备通知,并协商二者之间哪个对自己的频带资源作一定限制。另一方面,第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源,也可以是其他网络设备确定好指示给第一网络设备。也就是说,其他网络设备根据一定的规则对第一网络设备配置的第一频带进一步划分。
图3示出了本申请实施例的用于传输信号的方法200的简易流程图。如图3所示,该方法200包括:
S210,第二网络设备根据第二频带对第一频带的干扰,在第一频带内确定时频资源;
S220,第二网络设备向第一网络设备发送第一指示信息,通知第一网络设备其确定的时频资源;
S230,第一网络设备根据第二网络设备发送的第一指示信息,在第一频带内确定时频资源;
S240,第一网络设备通过其确定的时频资源,与第一终端设备进行信号的传输。
具体地,第二网络设备可以考虑第二频带对第一频带造成的干扰,在第一频带中确定用于传输信号的时频资源。这里第二频带可以是配置给第一网络设备的,也可以是配置给其他网络设备,例如第二网络设备,第一频带则是配置给第一网络设备的。应理解,步骤S210为可选的步骤,也就是说,第二网络设备自己也可以不用考虑第二频带对第一频带造成的干扰作决策,可以直接通知第一网络设备对第一频带造成干扰的第二频带的相关信息,例如,其频带范围或时域范围等。进一步,第一网络设备在接收到第一指示信息后,根据该指示信息在第一频带内确定时频资源,可以包括:如果第二网络设备考虑了第二频带对第一频带的干扰已经作了决策,那么该第一指示信息就可以指示第二网络设备确定的时频资源,第一网络设备根据该第一指示信息直接可以确定该时频资源;而如果第二网络设备考虑了第二频带对第一频带造成了干扰但未作决策,第二网络设备发送的第一指示信息可以是该第二频带的相关信息,那么第一网络设备根据该第一指示信息指示的第二频带的相关信息,再结合一定的规则,自行确定该时频资源。第一网络设备在确定了该时频资源之后,就可以通过该时频资源,与第一网络设备下的终端设备进行信号的传输。无论是由第一网络设备或第二网络设备确定的该时频资源,都是在充分考虑了第二频带对第一频带的干扰,从而在第二频带和第一频带同时进行传输时,有利于降低干扰,提高传输可靠性。
可选地,在本申请实施例中,该第一频带用于传输下行信号,该第二频带用于传输上行信号;或该第一频带用于传输上行信号,该第二频带用于传输下行信号。
也就是说,第一频带和第二频带同时传输时可以是不同方向的。例如,第一频带的下行和第二频带的上行同时传输或者第一频带的上行和第二频 带的下行同时传输。第一频带和第二频带同时传输也可以是同一方向的。例如,第一频带的上行和第二频带的上行同时传输,或第一频带的下行和第二频带的下行同时传输。应理解,第一频带和第二频带可以是配置给同一网络设备,第一频带和第二频带的同时传输可以是同一网络设备与同一终端设备分别通过第一频带和第二频带进行信号的传输;第一频带和第二频带也可以是配置给同一网络设备,第一频带和第二频带的同时传输可以是同一网络设备与不同终端设备分别通过第一频带和第二频带进行信号的传输;第一频带和第二频带也可以是配置给不同网络设备,第一频带和第二频带的同时传输可以是不同网络设备分别与各自下面的终端设备通过第一频带和第二频带进行信号的传输。
还应理解,若第一频带和第二频带是配置给同一网络设备,那么第一频带所属的小区和第二频带所属的小区之间可能没有明确的交互信息,而是通过各自小区所述的逻辑网元进行交互。
可选地,在本申请实施例中,该第一指示信息用于指示该第一网络设备针对该第一频带在第一周期中每个时域单元的调度方式,和/或该第一指示信息用于指示该第一网络设备针对该第一频带中的每个频域单元的调度方式,该第一网络设备根据该第一指示信息,确定该时频资源,包括:该第一网络设备根据该每个时域单元的调度方式和/或该每个频域单元的调度方式,确定该时频资源。
进一步地,该调度方式可以是该调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度,或者该调度方式还可以是限制在特定时域单元或特定频域单元上调度的终端设备的数量等。
需要说明的是,网络设备之间可以提前协商或者由主网络设备配置上述的周期以及时域单元是多少。例如,可以事先规定好以10个时隙为周期,而时域单元可以是一个时隙,也可以是时隙的整数倍等。该每个时域单元可以是相等的,也可以是不相等的。例如,第一时域单元可以是一个时隙,第二个时域单元可以是两个时隙。网络设备之间也可以提前协商或者由主网络设备配置将上述第一频带划分为多少个频域单元以及该频域单元是多少。例如,可以事先规定好将第一频带按15kHz进行划分,该频域单元即为15kHz,或者15kHz的整数倍。该每个频域单元可以相等,也可以不相等,例如,第一个频域单元可以是15kHz,第二个频域单元可以是30kHz。
可选地,该第一指示信息可以是一个广义比特图,例如,可以用x0表示该时域单元可以用来传输信号,x1表示该时域单元禁止用来传输信号,x2......,xn表示该时域单元可以通过作一定的限制才能用来传输信号等。其中x2......,xn代表了不同的限制,例如,调整或限制调制与编码策略(Modulation and Coding Scheme,MCS)等级。
同样地,可以通过一个广义比特图来指示该第一频带中的每个频域单元。例如,可以用x0表示该频域单元可以用来传输信号,x1表示该频域单元禁止用来传输信号,x2......,xn表示该频域单元可以通过作一定的限制才能用来传输信号等。其中x2......,xn代表了不同的限制,例如,调整或限制MCS等级。
例1:如图4所示,10个时隙slot为周期,通过10个bit的广义比特图(bitmap)来指示,每个位置指示信息x,x为一个可选集合中{v_1,...,v_k}某个值,不同的取值标识不同的含义,例如,v_1表示不调度,v_2表示限制或调整MCS等级,v_3表示可以正常调度。
例2:如图5所示,把某个载波的频域资源按照一定的规则划分为N个组,通过N个bit的比特图来指示,每个位置指示信息x,x为一个可选集合中{v_1,...,v_k}某个值,不同的取值标识不同的含义,例如,v_1表示不调度,v_2表示限制或调整MCS等级,v_3表示可以正常调度。
MCS,用于对不同的调制与编码方式进行编号,以便系统调用不同的通信策略,MCS值应对于不同速率的通信环境。MCS的取值范围通常是是[0,31],而对于新传数据通常只能采用[0,28]的MCS值,MCS等级越高,依赖的信道条件需要越好。不同的MCS值对应于各种调制阶数和编码速率,MCS可以通过用户反馈的信道质量指示(Channel Quality Indicator,CQI),信道信噪比(Signal to Noise Ratio,SNR)等来调整。第二网络设备如果判断出来第一频带中的某个时域单元或某个频域单元上受第二频带造成的干扰影响相对较小,第二网络设备可以指示第一网络设备通过调整或限制MCS等级以提高传输可靠性。
同样地,第二网络设备如果判断出来第一频带中的某个时域单元或某个频域单元上受第二频带造成的干扰影响相对较小,第二网络设备可以指示第一网络设备通过限制该时域单元或频域单元上被调度的终端设备的数量以提高传输可靠性。
上述提及,第二频带对第一频带造成的干扰可以是谐波干扰和/或互调干扰,若第二频带为一个,那么第二频带对第一频带造成的干扰可以是谐波干扰,而若第二频带为多个,那么第二频带对第一频带造成的干扰可以是互调干扰。
可以通过将第一频带中的资源与第二频带在时域上错开或在频域上错开,从而可以降低干扰,提高传输可靠性。
可选地,在本申请实施例中,该第一指示信息用于指示该时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或该第一指示信息用于指示该时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
可选地,该第一指示信息还可以用于指示该第一频带中被限制的时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息,和/或该第一指示信息还可以用于指示该第一频带中被限制的时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息,那么第一网络设备就可以根据该第一指示信息指示的被限制的时频资源确定出允许调度的时频资源。
以图4为例,第二网络设备可以通过第一指示信息直接告诉第一网络设备一个周期中的后8个时隙可以用来调度,那么第一网络设备就可以直接在后8个时隙上进行信号的传输。或者第二网络设备也可以通过第一指示信息直接告诉第一网络设备一个周期中的前两个时隙不能用来调度,如果提前约定好一个周期为10个时隙,那么第一网络设备就可以推算出来可以调度的资源为后8个时隙。以图5为例,第二网络设备可以通过第一指示信息直接告诉第一网络设备该第一频带的后3个频域单元可以用来调度,那么第一网络设备就可以直接在第一频带的后3个频域单元上进行信号的传输。或者第二网络设备也可以通过第一指示信息直接告诉第一网络设备前两个频域单元不能用来调度,如果提前约定好第一频带被划分为5个频域单元,那么第一网络设备就可以推算出来可以调度的资源为第一频带的后3个频域单元上的资源可以用来调度。
可选地,在本申请实施例中,该第一指示信息用于指示与第二网络设备对应的上下行频带在第二周期内的时域配置信息,该上下行频带包括对该第一频带造成干扰的第二频带;该第一网络设备根据该第一指示信息,确定该时频资源,包括:该第一网络设备根据该时域配置信息,确定该时频资源。
在该实施例中,周期同上述类似,可以提前约定或配置。通常,为网络设备配置的频带一部分是用来传输上行信号的,一部分是用来传输下行信号,也就是说,为网络设备配置的频带包括上行频带和下行频带。该上行频带可以与下行频带相同,但时域上是错开的。这就是所谓的时分复用。第一网络设备只要获取到其他网络设备对应的频带的时域配置信息,即在一个周期的上下行配置情况,就可以根据该上下行配置情况,按照一定的规则自动确定第一频带中可调度的时域资源或者限制调度的时域资源。
可选地,在本申请实施例中,该第一网络设备根据该时域配置信息,确定该时频资源,包括:该第一网络设备将该第一频带在该第二周期中除与该第二频带在该第二周期中重叠的时域单元之外的资源确定为该时频资源。
例如,一个周期包括5个符号,第二网络设备的上下行频带配置为从第1到第5个符号的顺序分别为上上下下下,而第一网络设备的上下行频带配置顺序为上上下下上,第一网络设备获取到第二网络设备的上下行频带的时域配置信息之后,可以直接在第5个符号上不进行上行传输,在前两个符号上进行上行传输即可。
上述提到,第一频带和第二频带可以是载波。具体地,该第一频带可以为NR载波,和/或该第二频带可以为LTE载波或NR载波。该第一频带和第二频带还可以都是LTE载波,本申请实施例并不限于此。
另外,本申请实施例中的第二网络设备可以是多连接场景中的主网络设备,或者单独的逻辑设备,第一网络设备可以是多连接场景中的辅网络设备。或者本申请实施例中的第二频带可以是载波聚合中的主载波,第一频带可以是载波聚合中的辅载波。
可选地,在本申请实施例中,该方法还包括:该第一网络设备接收该第一终端设备的终端配置信息;该第一网络设备在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源,包括:该第一网络设备根据该终端配置信息,确定与该第一终端设备对应的该时频资源。
可选地,该第一网络设备下的不同终端设备可以对应在第一频带中的不同配置方式,也可以是不同组的终端设备对应在第一频带中的不同配置方式。第二网络设备可以向第一网络设备发送第一指示信息的同时向第一网络设备发送第一终端设备的标识或者第一终端设备所属组号,进而第一网络设备就可以知道该第一指示信息指示的时频资源可以用来传输该第一终端设 备的信号。或者网络设备之间可以将上述对应关系存储起来,其他网络设备只需要将第一终端设备的标识或者第一终端设备所属组号告诉第一网络设备即可。
也就是说,第一网络设备确定的该时频资源可以是适用该第一网络设备下的所有终端设备,也可以是只适用该第一网络设备下的某一终端设备,或者还可以是适用于该第一网络设备下的某一组终端设备。应理解,对于该第一网络设备下的终端设备的分组可以是由第二网络设备进行的,对应关系也可以是由第二网络设备确定的。
具体地,该方法还包括:该第二网络设备接收该第一终端设备发送的第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或该第二频带对该第一频带造成的干扰的干扰信息;该第二网络设备根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,包括:根据该干扰信息,确定该第一终端设备的该时频资源;向该第一网络设备发送该第一指示信息。
不同终端设备对于不同频带造成的干扰对于不同终端设备的影响程度或者不同终端设备接收信号的能力可能是不同的。终端设备可以上报相关信息,用于指示不同频带的同时传输造成的相互之间的干扰是多少。具体地,可以通过降低终端设备接收灵敏度值、接收影响等级等。该接收影响等级可以通过协议事先固定。
也就是说,第二网络设备可以提前获取该第一网络设备下的多个终端设备的上述信息,例如通过第一频带接收信号的能力和/或该第二频带对该第一频带造成的干扰的干扰信息,并且根据每个终端设备上报的信息对第一频带的资源进行了不同的配置,可以不同终端对应的配置方式进行存储,第二网络设备也可以将该对应关系发送给第一网络设备,以使得第一网络设备在接收到某一终端设备的标识时,通过查找表就可以知道与该终端设备对应的在第一频带中配置的时频资源。
应理解,上述第一终端设备是第一网络设备下的某一终端设备,第一终端设备也可以是第二网络设备下的某一终端设备。也就是说,第二网络设备可以根据自己调度的某一终端设备的相关信息,确定与其对应的频带的配置方式,进而,可以根据配置的情况与该终端设备进行信号的传输。
针对不同终端设备对于干扰的隔离度确定针对于该终端设备的时频资 源,能够充分利用终端设备的性能,从而有利于提高传输可靠性。
具体地,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。该第一终端设备通过第一频带接收信号的能力可以由该第一终端设备通过该第一频带接收信号的灵敏度值表征,和/或该影响程度可以由与该影响程度对应的影响等级表征。
进一步地,第一终端设备也可以通过前述广义比特图来指示影响程度。具体地,该第二指示信息可以用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
可选地,该第二指示信息可以用于指示该第二频带对该第一频带中的部分频域资源造成的干扰对该第一终端设备的影响程度。例如,可以直接向第一网络设备指示第一频带中的某一频域资源范围的影响程度,指示该频域资源范围可以是采用上述直接指示方式,如起始频域位置、带宽和结束频域位置中的至少两种信息。
下面通过两个例子来详细说明本申请实施例中影响程度的表征方式。
例3:将某个频带分为5个组,则UE针对不同组上报为[不影响不影响不影响影响等级I影响等级III]
例4:将某个频带分为5个组,则UE上报为[组4影响等级I][组5影响等级III],不影响的可以不用上报。
或者,第二网络设备也可以将谐波干扰对应第一频带中的一种时频资源的配置方式,互调干扰对应第一频带中的另一种时频资源的配置方式,谐波干扰加互调干扰可以对应第一频带中的另一种时频资源的配置方式。第二网络设备在接收到第一终端设备上报的干扰类型,可以通过查表获取到对应的配置方式,进而将该配置方式通知给第一网络设备。
应理解,上述表征方式只是示意性说明,本申请实施例并不限于此。
可选地,在本申请实施例中,该第一终端设备向第二网络设备发送第二指示信息,包括:该第一终端设备向该第二网络设备发送第一消息,该第一消息携带该第一终端设备的接入能力和该第二指示信息;或该第一终端设备在使能载波聚合的情况下,向该第二网络设备发送该第二指示信息;或该第一终端设备在确定配置给该第一终端设备的多个频带能够产生干扰的情况下,向该第二网络设备发送该第二指示信息。
也就是说,第一终端设备可以在上报终端接入能力的同时向第二网络设备上报上述信息,或者第一终端设备可以在被配置了多连接或者载波聚合的场景下,向第二网络设备上报上述信息,或者第一终端设备也可以在被配置了多连接或者载波聚合时不上报,而在确定多个载波同时传输时可能产生谐波干扰和/或互调干扰的情况下,向第二网络设备上报上述信息。
下面通过两个详细的实施例来说明本申请技术方案。
例5:如果当前网络中,只支持以下这种LTE和NR的双链接:终端同时支持LTE的一个载波,NR的一个载波,其中LTE上行工作在1710-1730MHz(FDD模式),NR载波工作在3400-3800MHz(TDD模式),则NR载波下行受到的2阶谐波干扰主要集中于3420-3460之间以及邻近的一些频段(例如3460-3470之间也受到一些影响)。NR为non-standalone工作模式,则LTE小区通知NR小区一下信息(以下几种可选方式,或者组合):
NR在3470-3800MHz上正常调度
NR在3420-3470MHz上限制调度
NR在3420-3460MHz上限制调度,3460-3470上调整或限制MCS
其中,可以事先把3400-3800MHz等分为10组,LTE小区通知NR小区0011111111,即NR小区在3400-3480MHz上限制调度。
例6:如果终端同时支持LTE的一个载波NR的一个载波,其中LTE上行工作在1710-1730MHz(FDD模式),NR载波工作在3400-3800MHz(TDD模式),则NR载波下行受到的2阶谐波干扰范围主要集中于3420-3460之间以及邻近的一些频段(例如3460-3470之间也受到一些影响)。
假设某个终端做了一些优化设计获得较好的隔离度,其对NR下行接收在3420-3470内影响较小,对接收机影响不大。则终端给网络上报信息,用于指示谐波干扰影响很好,频域调度不用受限。
假设某个终端做了一些优化设计获得一定的隔离度,其对NR下行接收在3420-3470内影响较小,但是对接收机影响仍然存在。则终端给网络上报信息“干扰影响等级1”,用于指示干扰影响大小(假设一共有1,...,K个等级,1级最小,K级最大)。
网络接收到UE的上报后,在给UE调度时,可以根据UE不同频点传输的干扰和抑制能力,合理地进行调度和资源分配。
应理解,在本申请的各种实施例中,上述各过程的序号的大小并不意味 着执行顺序的先后,各过程的执行顺序应以其功能和内在逻辑确定,而不应对本申请实施例的实施过程构成任何限定。
图6示出了本申请实施例的用于传输信号的方法300的示意性框图。如图6所示,该方法300包括:
S310,第二网络设备根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,该第一指示信息用于该第一网络设备在该第一频带中确定能够用于传输信号的时频资源。
因此,本申请实施例的用于传输信号的方法,有利于降低频带之间同时传输的干扰,从而提高传输可靠性。
可选地,在本申请实施例中,该第一频带用于传输下行信号,该第二频带用于传输上行信号;或该第一频带用于传输上行信号,该第二频带用于传输下行信号。
可选地,在本申请实施例中,该第一指示信息用于指示该第一网络设备针对该第一频带在第一周期中每个时域单元的调度方式,和/或该第一指示信息用于指示该第一网络设备针对该第一频带中的每个频域单元的调度方式。
可选地,在本申请实施例中,该调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
可选地,在本申请实施例中,该第一指示信息用于指示该时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或该第一指示信息用于指示该时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
可选地,在本申请实施例中,该第一指示信息用于指示与该第二网络设备对应的上下行频带在第二周期内的时域配置信息,该上下行频带包括该第二频带。
可选地,在本申请实施例中,该第一指示信息用于指示第一终端设备的该时频资源,该第一终端设备为该第一网络设备提供网络服务的终端设备。
可选地,在本申请实施例中,该方法还包括:该第二网络设备接收该第一终端设备发送的第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或该第二频带对该第一频带造成的干扰的干扰信息;该第二网络设备根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,包括:根据该干扰信息,确定该第一终端设备的 该时频资源;向该第一网络设备发送该第一指示信息。
可选地,在本申请实施例中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
可选地,在本申请实施例中,该第二频带对应的小区为主小区。
应理解,第二网络设备描述的第二网络设备与第一网络设备以及第一终端设备之间的交互及相关特性、功能等与第一网络设备的相关特性、功能相应。并且相关内容在上述方法100和方法200中已经作了详尽描述,为了简洁,在此不再赘述。
还应理解,在本申请的各种实施例中,上述各过程的序号的大小并不意味着执行顺序的先后,各过程的执行顺序应以其功能和内在逻辑确定,而不应对本申请实施例的实施过程构成任何限定。
图7示出了本申请实施例的用于传输信号的方法400的示意性框图。如图7所示,该方法400包括:
S410,第二网络设备接收第一终端设备发送的第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或第二频带对该第一频带的干扰信息。
可选地,在本申请实施例中,该方法400还包括:
S420,该第二网络设备根据该第二指示信息,在该第一频带中确定用于传输该第一终端设备的信号的时频资源。
可选地,该第一频带可以是配置给该第二网络设备用于与第一终端设备进行信号的传输的,也可以是配置给其他网络设备例如第一网络设备用于与第一终端设备进行信号的传输的。也就是说,该第二网络设备在确定完该第一终端设备的时频资源后,第二网络设备可以直接使用该时频资源与第一终端设备进行信号的传输。也可以向其他网络设备发送指示该时频资源的指示信息,以使得其他网络设备可以使用该时频资源与第一终端设备进行信号的传输。
应理解,第二网络设备在接收到第一终端设备上报的上述信息,可以参考上述信息对该终端设备进行资源配置,也可以是不参考,根据自己的规则对该终端设备进行资源配置,本申请实施例并不限于此。
因此,本申请实施例的用于传输信号的方法,针对不同终端设备对于干扰的隔离度确定针对于该终端设备的时频资源,能够充分利用终端设备的性 能,从而有利于提高传输可靠性。
可选地,在本申请实施例中,该第二频带用于传输上行信号。
可选地,在本申请实施例中,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
可选地,在本申请实施例中,该第二指示信息具体用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第二指示信息具体用于指示该第二频带对该第一频带中的部分频域资源造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第一终端设备通过第一频带接收信号的能力由该第一终端设备通过该第一频带接收信号的灵敏度值表征,和/或该影响程度由与该影响程度对应的影响等级表征。
可选地,在本申请实施例中,该第二网络设备根据该第二指示信息,在该第一频带中确定用于传输该第一终端设备的信号的时频资源,包括:该第二网络设备根据该第二指示信息,确定该第二频带对该第一频带造成的干扰对该第一终端设备无影响;该第二网络设备将该第一频带中的所有时频资源确定为该第一终端设备的时频资源。
可选地,在本申请实施例中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
可选地,在本申请实施例中,该第二频带对应的小区为主小区。
应理解,第二网络设备描述的第二网络设备与第一网络设备以及第一终端设备之间的交互及相关特性、功能等与第一网络设备的相关特性、功能相应。并且相关内容在上述方法100和方法200中已经作了详尽描述,为了简洁,在此不再赘述。
还应理解,在本申请的各种实施例中,上述各过程的序号的大小并不意味着执行顺序的先后,各过程的执行顺序应以其功能和内在逻辑确定,而不应对本申请实施例的实施过程构成任何限定。
图8示出了本申请实施例的用于传输信号的方法500的示意性框图。如图8所示,该方法500包括:
S510,第一终端设备向第二网络设备发送第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或第二频带对 该第一频带的干扰信息。
因此,本申请实施例的用于传输信号的方法,终端设备向网络设备上报对于干扰的隔离度,以使得网络设备能够确定针对于该终端设备的时频资源,能够充分利用终端设备的性能,从而有利于提高传输可靠性。
可选地,在本申请实施例中,该第二频带用于传输上行信号。
可选地,在本申请实施例中,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
可选地,在本申请实施例中,该第二指示信息具体用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第二指示信息具体用于指示该第二频带对该第一频带中的部分频域资源造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第一终端设备通过第一频带接收信号的能力由该第一终端设备通过该第一频带接收信号的灵敏度值表征,和/或该影响程度由与该影响程度对应的影响等级表征。
可选地,在本申请实施例中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
可选地,在本申请实施例中,该第二频带对应的小区为主小区。
可选地,在本申请实施例中,该第一终端设备向第二网络设备发送第二指示信息,包括:该第一终端设备向该第二网络设备发送第一消息,该第一消息携带该第一终端设备的接入能力和该第二指示信息;或该第一终端设备在使能载波聚合的情况下,向该第二网络设备发送该第二指示信息;或该第一终端设备在确定配置给该第一终端设备的多个频带能够产生干扰的情况下,向该第二网络设备发送该第二指示信息。
应理解,第一终端设备描述的第一终端设备与第二网络设备和第一网络设备之间的交互及相关特性、功能等与第一网络设备的相关特性、功能相应。并且相关内容在上述方法100和方法200中已经作了详尽描述,为了简洁,在此不再赘述。
还应理解,在本申请的各种实施例中,上述各过程的序号的大小并不意味着执行顺序的先后,各过程的执行顺序应以其功能和内在逻辑确定,而不应对本申请实施例的实施过程构成任何限定。
上文中详细描述了根据本申请实施例的用于传输信号的方法,下面将结合图9至图16,描述根据本申请实施例的用于传输信号的装置,方法实施例所描述的技术特征适用于以下装置实施例。
图9示出了本申请实施例的网络设备600的示意性框图。该网络设备600为第一网络设备,如图9所示,该网络设备600包括:
确定单元610,用于在与该第一网络设备对应的第一频带中确定用于传输信号的时频资源;
传输单元620,用于在该时频资源上,与第一终端设备进行信号的传输。
因此,本申请实施例的网络设备,有利于降低频带之间同时传输的干扰,从而提高传输可靠性。
可选地,在本申请实施例中,该网络设备还包括:第一接收单元,用于接收第一指示信息;该确定单元具体用于:根据该第一指示信息,确定该时频资源。
可选地,在本申请实施例中,该第一指示信息是基于第二频带对该第一频带造成的干扰发送的。
可选地,在本申请实施例中,该第一频带用于传输下行信号,该第二频带用于传输上行信号;或该第一频带用于传输上行信号,该第二频带用于传输下行信号。
可选地,在本申请实施例中,该第一指示信息用于指示该第一网络设备针对该第一频带在第一周期中每个时域单元的调度方式,和/或该第一指示信息用于指示该第一网络设备针对该第一频带中的每个频域单元的调度方式,该确定单元610具体用于:根据该每个时域单元的调度方式和/或该每个频域单元的调度方式,确定该时频资源。
可选地,在本申请实施例中,该调度方式包括允许调度、禁止调度或使用调整或限制的编码与调制等级调度。
可选地,在本申请实施例中,该第一指示信息用于指示该时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或该第一指示信息用于指示该时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
可选地,在本申请实施例中,该第一指示信息用于指示与第二网络设备对应的上下行频带在第二周期内的时域配置信息,该上下行频带包括对该第 一频带造成干扰的第二频带;该确定单元610具体用于:该第一网络设备根据该时域配置信息,确定该时频资源。
可选地,在本申请实施例中,该确定单元610具体用于:将该第一频带在该第二周期中除与该第二频带在该第二周期中重叠的时域单元之外的资源确定为该时频资源。
可选地,在本申请实施例中,该第一频带为NR载波,和/或该第二频带为LTE载波或NR载波。
应理解,根据本申请实施例的网络设备600可对应于本申请方法实施例中的第一网络设备,并且网络设备600中的各个单元的上述和其它操作和/或功能分别为了实现图2至图5所示各方法中第一网络设备的相应流程,为了简洁,在此不再赘述。
图10示出了本申请实施例的网络设备700的示意性框图。该网络设备700为第二网络设备,如图10所示,该网络设备700包括:
发送单元710,用于根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,该第一指示信息用于该第一网络设备在该第一频带中确定能够用于传输信号的时频资源。
因此,本申请实施例的网络设备,有利于降低频带之间同时传输的干扰,从而提高传输可靠性。
可选地,在本申请实施例中,该第一频带用于传输下行信号,该第二频带用于传输上行信号;或该第一频带用于传输上行信号,该第二频带用于传输下行信号。
可选地,在本申请实施例中,该第一指示信息用于指示该第一网络设备针对该第一频带在第一周期中每个时域单元的调度方式,和/或该第一指示信息用于指示该第一网络设备针对该第一频带中的每个频域单元的调度方式。
可选地,在本申请实施例中,该调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
可选地,在本申请实施例中,该第一指示信息用于指示该时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或该第一指示信息用于指示该时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
可选地,在本申请实施例中,该第一指示信息用于指示与该第二网络设 备对应的上下行频带在第二周期内的时域配置信息,该上下行频带包括该第二频带。
可选地,在本申请实施例中,该第一指示信息用于指示第一终端设备的该时频资源,该第一终端设备为该第一网络设备提供网络服务的终端设备。
可选地,在本申请实施例中,该网络设备700还包括:接收单元,用于接收该第一终端设备发送的第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或该第二频带对该第一频带的干扰信息;该发送单元具体用于:根据该干扰信息,确定该第一终端设备的该时频资源;向该第一网络设备发送该第一指示信息。
可选地,在本申请实施例中,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
可选地,在本申请实施例中,该第二指示信息具体用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
可选地,在本申请实施例中,该第二频带对应的小区为主小区。
应理解,根据本申请实施例的网络设备700可对应于本申请方法实施例中的第二网络设备,并且网络设备700中的各个单元的上述和其它操作和/或功能分别为了实现图6所示方法中第二网络设备的相应流程,为了简洁,在此不再赘述。
图11示出了本申请实施例的网络设备800的示意性框图。该网络设备800为第二网络设备,如图11所示,该网络设备800包括:
接收单元810,用于接收第一终端设备发送的第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或第二频带对该第一频带造成的干扰的干扰信息。
因此,本申请实施例的网络设备,针对不同终端设备对于干扰的隔离度确定针对于该终端设备的时频资源,能够充分利用终端设备的性能,从而有利于提高传输可靠性。
可选地,在本申请实施例中,该网络设备800还包括:确定单元,用于根据该第二指示信息,在该第一频带中确定用于传输该第一终端设备的信号 的时频资源。
可选地,在本申请实施例中,该第二频带用于传输上行信号。
可选地,在本申请实施例中,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
可选地,在本申请实施例中,该第二指示信息具体用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第二指示信息用于指示该第二频带对该第一频带中的部分频域资源造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第一终端设备通过第一频带接收信号的能力由该第一终端设备通过该第一频带接收信号的灵敏度值表征,和/或该影响程度由与该影响程度对应的影响等级表征。
可选地,在本申请实施例中,该确定单元具体用于:根据该第二指示信息,确定该第二频带对该第一频带造成的干扰对该第一终端设备无影响;将该第一频带中的所有时频资源确定为该第一终端设备的时频资源。
可选地,在本申请实施例中,该网络设备800还包括:发送单元,用于向第一网络设备发送第一指示信息,该第一指示信息用于指示该第一终端设备的该时频资源。
可选地,在本申请实施例中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
可选地,在本申请实施例中,该第二频带对应的小区为主小区。
应理解,根据本申请实施例的网络设备800可对应于本申请方法实施例中的第二网络设备,并且网络设备800中的各个单元的上述和其它操作和/或功能分别为了实现图7所示方法中第二网络设备的相应流程,为了简洁,在此不再赘述。
图12示出了本申请实施例的终端设备900的示意性框图。该网络设备900为第一终端设备,如图12所示,该终端设备900包括:
发送单元910,用于向第二网络设备发送第二指示信息,该第二指示信息用于指示该第一终端设备通过第一频带接收信号的能力和/或第二频带对该第一频带造成的干扰的干扰信息。
因此,本申请实施例的终端设备,通过向网络设备上报对于干扰的隔离 度,以使得网络设备能够确定针对于该终端设备的时频资源,能够充分利用终端设备的性能,从而有利于提高传输可靠性。
可选地,在本申请实施例中,该第二频带用于传输上行信号。
可选地,在本申请实施例中,该干扰信息包括该第二频带对该第一频带造成的干扰对该第一终端设备的影响程度和/或该第二频带对该第一频带造成的干扰的干扰类型,该干扰类型包括谐波干扰和/或互调干扰。
可选地,在本申请实施例中,该第二指示信息具体用于指示该第二频带对该第一频带中每个频域单元造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第二指示信息用于指示该第二频带对该第一频带中的部分频域资源造成的干扰对该第一终端设备的影响程度。
可选地,在本申请实施例中,该第一终端设备通过第一频带接收信号的能力由该第一终端设备通过该第一频带接收信号的灵敏度值表征,和/或该影响程度由与该影响程度对应的影响等级表征。
可选地,在本申请实施例中,该第一频带为NR载波,该第二频带为LTE载波或NR载波。
可选地,在本申请实施例中,该第二频带对应的小区为主小区。
可选地,在本申请实施例中,该发送单元具体用于:向该第二网络设备发送第一消息,该第一消息携带该第一终端设备的接入能力和该第二指示信息;或在使能载波聚合的情况下,向该第二网络设备发送该第二指示信息;或在确定配置给该第一终端设备的多个频带能够产生干扰的情况下,向该第二网络设备发送该第二指示信息。
应理解,根据本申请实施例的终端设备900可对应于本申请方法实施例中的第一终端设备,并且终端设备900中的各个单元的上述和其它操作和/或功能分别为了实现图8所示方法中第一终端设备的相应流程,为了简洁,在此不再赘述。
如图13所示,本申请实施例还提供了一种网络设备1000,该网络设备1000可以是图9中的网络设备600,其能够用于执行与图2至图5中各方法对应的第一网络设备的内容。该网络设备1000包括:输入接口1010、输出接口1020、处理器1030以及存储器1040,该输入接口1010、输出接口1020、处理器1030和存储器1040可以通过总线系统相连。所述存储器1040用于存储包括程序、指令或代码。所述处理器1030,用于执行所述存储器1040 中的程序、指令或代码,以控制输入接口1010接收信号、控制输出接口1020发送信号以及完成前述方法实施例中的操作。
因此,本申请实施例的网络设备,有利于降低频带之间同时传输的干扰,从而提高传输可靠性。
应理解,在本申请实施例中,该处理器1030可以是中央处理单元(Central Processing Unit,CPU),该处理器1030还可以是其他通用处理器、数字信号处理器、专用集成电路、现成可编程门阵列或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器1040可以包括只读存储器和随机存取存储器,并向处理器1030提供指令和数据。存储器1040的一部分还可以包括非易失性随机存取存储器。例如,存储器1040还可以存储设备类型的信息。
在实现过程中,上述方法的各内容可以通过处理器1030中的硬件的集成逻辑电路或者软件形式的指令完成。结合本申请实施例所公开的方法的内容可以直接体现为硬件处理器执行完成,或者用处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器1040,处理器1030读取存储器1040中的信息,结合其硬件完成上述方法的内容。为避免重复,这里不再详细描述。
一个具体的实施方式中,网络设备600中的接收单元可以由图13中的输入接口1010实现,网络设备600中的确定单元610可以由图13中的处理器1030实现。
如图14所示,本申请实施例还提供了一种网络设备1100,该网络设备1100可以是图10中的网络设备700,其能够用于执行与图6中方法对应的第二网络设备的内容。该网络设备1100包括:输入接口1110、输出接口1120、处理器1130以及存储器1140,该输入接口1110、输出接口1120、处理器1130和存储器1140可以通过总线系统相连。所述存储器1140用于存储包括程序、指令或代码。所述处理器1130,用于执行所述存储器1140中的程序、指令或代码,以控制输入接口1110接收信号、控制输出接口1120发送信号以及完成前述方法实施例中的操作。
因此,本申请实施例的网络设备,有利于降低频带之间同时传输的干扰, 从而提高传输可靠性。
应理解,在本申请实施例中,该处理器1130可以是中央处理单元(Central Processing Unit,CPU),该处理器1130还可以是其他通用处理器、数字信号处理器、专用集成电路、现成可编程门阵列或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器1140可以包括只读存储器和随机存取存储器,并向处理器1130提供指令和数据。存储器1140的一部分还可以包括非易失性随机存取存储器。例如,存储器1140还可以存储设备类型的信息。
在实现过程中,上述方法的各内容可以通过处理器1130中的硬件的集成逻辑电路或者软件形式的指令完成。结合本申请实施例所公开的方法的内容可以直接体现为硬件处理器执行完成,或者用处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器1140,处理器1130读取存储器1140中的信息,结合其硬件完成上述方法的内容。为避免重复,这里不再详细描述。
一个具体的实施方式中,网络设备700中的发送单元可以由图14中的输出接口1120实现,网络设备700中的接收单元可以由图14中的输入接口1110实现。
如图15所示,本申请实施例还提供了一种网络设备1200,该网络设备1200可以是图11中的网络设备800,其能够用于执行与图7中方法对应的第二网络设备的内容。该网络设备1200包括:输入接口1210、输出接口1220、处理器1230以及存储器1240,该输入接口1210、输出接口1220、处理器1230和存储器1240可以通过总线系统相连。所述存储器1240用于存储包括程序、指令或代码。所述处理器1230,用于执行所述存储器1240中的程序、指令或代码,以控制输入接口1210接收信号、控制输出接口1220发送信号以及完成前述方法实施例中的操作。
因此,本申请实施例的网络设备,针对不同终端设备对于干扰的隔离度确定针对于该终端设备的时频资源,能够充分利用终端设备的性能,从而有利于提高传输可靠性。
应理解,在本申请实施例中,该处理器1230可以是中央处理单元(Central  Processing Unit,CPU),该处理器1230还可以是其他通用处理器、数字信号处理器、专用集成电路、现成可编程门阵列或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器1240可以包括只读存储器和随机存取存储器,并向处理器1230提供指令和数据。存储器1240的一部分还可以包括非易失性随机存取存储器。例如,存储器1240还可以存储设备类型的信息。
在实现过程中,上述方法的各内容可以通过处理器1230中的硬件的集成逻辑电路或者软件形式的指令完成。结合本申请实施例所公开的方法的内容可以直接体现为硬件处理器执行完成,或者用处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器1240,处理器1230读取存储器1240中的信息,结合其硬件完成上述方法的内容。为避免重复,这里不再详细描述。
一个具体的实施方式中,网络设备800中的确定单元可以由图15中的处理器1230实现,网络设备800中的接收单元可以由图15中的输入接口1210实现。
如图16所示,本申请实施例还提供了一种终端设备1300,该终端设备1300可以是图12中的终端设备900,其能够用于执行与图8中方法对应的第一终端设备的内容。该终端设备1300包括:输入接口1310、输出接口1320、处理器1330以及存储器1340,该输入接口1310、输出接口1320、处理器1330和存储器1340可以通过总线系统相连。所述存储器1340用于存储包括程序、指令或代码。所述处理器1330,用于执行所述存储器1340中的程序、指令或代码,以控制输入接口1310接收信号、控制输出接口1320发送信号以及完成前述方法实施例中的操作。
因此,本申请实施例的终端设备,通过向网络设备上报对于干扰的隔离度,以使得网络设备能够确定针对于该终端设备的时频资源,能够充分利用终端设备的性能,从而有利于提高传输可靠性。
应理解,在本申请实施例中,该处理器1330可以是中央处理单元(Central Processing Unit,CPU),该处理器1330还可以是其他通用处理器、数字信号处理器、专用集成电路、现成可编程门阵列或者其他可编程逻辑器件、分 立门或者晶体管逻辑器件、分立硬件组件等。通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。
该存储器1340可以包括只读存储器和随机存取存储器,并向处理器1330提供指令和数据。存储器1340的一部分还可以包括非易失性随机存取存储器。例如,存储器1340还可以存储设备类型的信息。
在实现过程中,上述方法的各内容可以通过处理器1330中的硬件的集成逻辑电路或者软件形式的指令完成。结合本申请实施例所公开的方法的内容可以直接体现为硬件处理器执行完成,或者用处理器中的硬件及软件模块组合执行完成。软件模块可以位于随机存储器,闪存、只读存储器,可编程只读存储器或者电可擦写可编程存储器、寄存器等本领域成熟的存储介质中。该存储介质位于存储器1340,处理器1330读取存储器1340中的信息,结合其硬件完成上述方法的内容。为避免重复,这里不再详细描述。
一个具体的实施方式中,终端设备900中的发送单元可以由图16中的输出接口1320实现。
本领域普通技术人员可以意识到,结合本文中所公开的实施例描述的各示例的单元及算法步骤,能够以电子硬件、或者计算机软件和电子硬件的结合来实现。这些功能究竟以硬件还是软件方式来执行,取决于技术方案的特定应用和设计约束条件。专业技术人员可以对每个特定的应用来使用不同方法来实现所描述的功能,但是这种实现不应认为超出本申请的范围。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的系统、装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本申请所提供的几个实施例中,应该理解到,所揭露的系统、装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,该单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个系统,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。
该作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或 者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外,在本申请各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。
该功能如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)执行本申请各个实施例的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(Read-Only Memory,ROM)、随机存取存储器(Random Access Memory,RAM)、磁碟或者光盘等各种可以存储程序代码的介质。
以上所述,仅为本申请的具体实施方式,但本申请的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本申请揭露的技术范围内,可轻易想到变化或替换,都应涵盖在本申请的保护范围之内。因此,本申请的保护范围应该以权利要求的保护范围为准。

Claims (88)

  1. 一种用于传输信号的方法,其特征在于,包括:
    第一网络设备在与所述第一网络设备对应的第一频带中确定用于传输信号的时频资源;
    所述第一网络设备在所述时频资源上,与第一终端设备进行信号的传输。
  2. 根据权利要求1所述的方法,其特征在于,所述方法还包括:
    所述第一网络设备接收第一指示信息;
    所述第一网络设备在与所述第一网络设备对应的第一频带中确定用于传输信号的时频资源,包括:
    所述第一网络设备根据所述第一指示信息,确定所述时频资源。
  3. 根据权利要求2所述的方法,其特征在于,所述第一指示信息是基于第二频带对所述第一频带造成的干扰发送的。
  4. 根据权利要求3所述的方法,其特征在于,所述第一频带用于传输下行信号,所述第二频带用于传输上行信号;或所述第一频带用于传输上行信号,所述第二频带用于传输下行信号。
  5. 根据权利要求2至4中任一项所述的方法,其特征在于,所述第一指示信息用于指示所述第一网络设备针对所述第一频带在第一周期中每个时域单元的调度方式,和/或所述第一指示信息用于指示所述第一网络设备针对所述第一频带中的每个频域单元的调度方式,
    所述第一网络设备根据所述第一指示信息,确定所述时频资源,包括:
    所述第一网络设备根据所述每个时域单元的调度方式和/或所述每个频域单元的调度方式,确定所述时频资源。
  6. 根据权利要求5所述的方法,其特征在于,所述调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
  7. 根据权利要求2至4中任一项所述的方法,其特征在于,所述第一指示信息用于指示所述时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或所述第一指示信息用于指示所述时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
  8. 根据权利要求2至4中任一项所述的方法,其特征在于,所述第一指示信息用于指示与第二网络设备对应的上下行频带在第二周期内的时域 配置信息,所述上下行频带包括对所述第一频带造成干扰的第二频带;
    所述第一网络设备根据所述第一指示信息,确定所述时频资源,包括:
    所述第一网络设备根据所述时域配置信息,确定所述时频资源。
  9. 根据权利要求8所述的方法,其特征在于,所述第一网络设备根据所述时域配置信息,确定所述时频资源,包括:
    所述第一网络设备将所述第一频带在所述第二周期中除与所述第二频带在所述第二周期中重叠的时域单元之外的资源确定为所述时频资源。
  10. 根据权利要求3至9中任一项所述的方法,其特征在于,所述第一频带为新无线NR载波,和/或所述第二频带为长期演进LTE载波或新无线NR载波。
  11. 根据权利要求3至10中任一项所述的方法,其特征在于,所述第二频带对应的小区为主小区。
  12. 根据权利要求1至11中任一项所述的方法,其特征在于,所述方法还包括:
    所述第一网络设备接收所述第一终端设备的终端配置信息;
    所述第一网络设备在与所述第一网络设备对应的第一频带中确定用于传输信号的时频资源,包括:
    所述第一网络设备根据所述终端配置信息,确定与所述第一终端设备对应的所述时频资源。
  13. 一种用于传输信号的方法,其特征在于,包括:
    第二网络设备根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,所述第一指示信息用于所述第一网络设备在所述第一频带中确定能够用于传输信号的时频资源。
  14. 根据权利要求13所述的方法,其特征在于,所述第一频带用于传输下行信号,所述第二频带用于传输上行信号;或所述第一频带用于传输上行信号,所述第二频带用于传输下行信号。
  15. 根据权利要求13或14所述的方法,其特征在于,所述第一指示信息用于指示所述第一网络设备针对所述第一频带在第一周期中每个时域单元的调度方式,和/或所述第一指示信息用于指示所述第一网络设备针对所述第一频带中的每个频域单元的调度方式。
  16. 根据权利要求15所述的方法,其特征在于,所述调度方式包括允 许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
  17. 根据权利要求13或14所述的方法,其特征在于,所述第一指示信息用于指示所述时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或所述第一指示信息用于指示所述时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
  18. 根据权利要求13或14所述的方法,其特征在于,所述第一指示信息用于指示与所述第二网络设备对应的上下行频带在第二周期内的时域配置信息,所述上下行频带包括所述第二频带。
  19. 根据权利要求13至18中任一项所述的方法,其特征在于,所述第一指示信息用于指示第一终端设备的所述时频资源,所述第一终端设备为所述第一网络设备提供网络服务的终端设备。
  20. 根据权利要求19所述的方法,其特征在于,所述方法还包括:
    所述第二网络设备接收所述第一终端设备发送的第二指示信息,所述第二指示信息用于指示所述第一终端设备通过第一频带接收信号的能力和/或所述第二频带对所述第一频带的干扰信息;
    所述第二网络设备根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,包括:
    根据所述干扰信息,确定所述第一终端设备的所述时频资源;
    向所述第一网络设备发送所述第一指示信息。
  21. 根据权利要求20所述的方法,其特征在于,所述干扰信息包括所述第二频带对所述第一频带造成的干扰对所述第一终端设备的影响程度和/或所述第二频带对所述第一频带造成的干扰的干扰类型,所述干扰类型包括谐波干扰和/或互调干扰。
  22. 根据权利要求21所述的方法,其特征在于,所述第二指示信息具体用于指示所述第二频带对所述第一频带中每个频域单元造成的干扰对所述第一终端设备的影响程度。
  23. 根据权利要求13至22中任一项所述的方法,其特征在于,所述第一频带为新无线NR载波,所述第二频带为长期演进LTE载波或新无线NR载波。
  24. 根据权利要求13至23中任一项所述的方法,其特征在于,所述第二频带对应的小区为主小区。
  25. 一种用于传输信号的方法,其特征在于,包括:
    第二网络设备接收第一终端设备发送的第二指示信息,所述第二指示信息用于指示所述第一终端设备通过第一频带接收信号的能力和/或第二频带对所述第一频带造成的干扰的干扰信息。
  26. 根据权利要求25所述的方法,其特征在于,所述方法还包括:
    所述第二网络设备根据所述第二指示信息,在所述第一频带中确定用于传输所述第一终端设备的信号的时频资源。
  27. 根据权利要求25或26所述的方法,其特征在于,所述第二频带用于传输上行信号。
  28. 根据权利要求25至27中任一项所述的方法,其特征在于,所述干扰信息包括所述第二频带对所述第一频带造成的干扰对所述第一终端设备的影响程度和/或所述第二频带对所述第一频带造成的干扰的干扰类型,所述干扰类型包括谐波干扰和/或互调干扰。
  29. 根据权利要求28所述的方法,其特征在于,所述第二指示信息具体用于指示所述第二频带对所述第一频带中每个频域单元造成的干扰对所述第一终端设备的影响程度。
  30. 根据权利要求28所述的方法,其特征在于,所述第二指示信息用于指示所述第二频带对所述第一频带中的部分频域资源造成的干扰对所述第一终端设备的影响程度。
  31. 根据权利要求28至30中任一项所述的方法,其特征在于,所述第一终端设备通过第一频带接收信号的能力由所述第一终端设备通过所述第一频带接收信号的灵敏度值表征,和/或所述影响程度由与所述影响程度对应的影响等级表征。
  32. 根据权利要求25至31中任一项所述的方法,其特征在于,所述第二网络设备根据所述第二指示信息,在所述第一频带中确定用于传输所述第一终端设备的信号的时频资源,包括:
    所述第二网络设备根据所述第二指示信息,确定所述第二频带对所述第一频带造成的干扰对所述第一终端设备无影响;
    所述第二网络设备将所述第一频带中的所有时频资源确定为所述第一终端设备的时频资源。
  33. 根据权利要求25至32中任一项所述的方法,其特征在于,所述方 法还包括:
    所述第二网络设备向第一网络设备发送第一指示信息,所述第一指示信息用于指示所述第一终端设备的所述时频资源。
  34. 根据权利要求25至33中任一项所述的方法,其特征在于,所述第一频带为新无线NR载波,所述第二频带为长期演进LTE载波或新无线NR载波。
  35. 根据权利要求25至34中任一项所述的方法,其特征在于,所述第二频带对应的小区为主小区。
  36. 一种用于传输信号的方法,其特征在于,包括:
    第一终端设备向第二网络设备发送第二指示信息,所述第二指示信息用于指示所述第一终端设备通过第一频带接收信号的能力和/或第二频带对所述第一频带造成的干扰的干扰信息。
  37. 根据权利要求36所述的方法,其特征在于,所述第二频带用于传输上行信号。
  38. 根据权利要求36或37所述的方法,其特征在于,所述干扰信息包括所述第二频带对所述第一频带造成的干扰对所述第一终端设备的影响程度和/或所述第二频带对所述第一频带造成的干扰的干扰类型,所述干扰类型包括谐波干扰和/或互调干扰。
  39. 根据权利要求38所述的方法,其特征在于,所述第二指示信息具体用于指示所述第二频带对所述第一频带中每个频域单元造成的干扰对所述第一终端设备的影响程度。
  40. 根据权利要求38所述的方法,其特征在于,所述第二指示信息具体用于指示所述第二频带对所述第一频带中的部分频域资源造成的干扰对所述第一终端设备的影响程度。
  41. 根据权利要求38至40中任一项所述的方法,其特征在于,所述第一终端设备通过第一频带接收信号的能力由所述第一终端设备通过所述第一频带接收信号的灵敏度值表征,和/或所述影响程度由与所述影响程度对应的影响等级表征。
  42. 根据权利要求36至41中任一项所述的方法,其特征在于,所述第一频带为新无线NR载波,所述第二频带为长期演进LTE载波或新无线NR载波。
  43. 根据权利要求36至42中任一项所述的方法,其特征在于,所述第二频带对应的小区为主小区。
  44. 根据权利要求36至43中任一项所述的方法,其特征在于,所述第一终端设备向第二网络设备发送第二指示信息,包括:
    所述第一终端设备向所述第二网络设备发送第一消息,所述第一消息携带所述第一终端设备的接入能力和所述第二指示信息;或
    所述第一终端设备在使能载波聚合的情况下,向所述第二网络设备发送所述第二指示信息;或
    所述第一终端设备在确定配置给所述第一终端设备的多个频带能够产生干扰的情况下,向所述第二网络设备发送所述第二指示信息。
  45. 一种网络设备,其特征在于,所述网络设备为第一网络设备,所述网络设备包括:
    确定单元,用于在与所述第一网络设备对应的第一频带中确定用于传输信号的时频资源;
    传输单元,用于在所述时频资源上,与第一终端设备进行信号的传输。
  46. 根据权利要求45所述的网络设备,其特征在于,所述网络设备还包括:
    第一接收单元,用于接收第一指示信息;
    所述确定单元具体用于:
    根据所述第一指示信息,确定所述时频资源。
  47. 根据权利要求46所述的网络设备,其特征在于,所述第一指示信息是基于第二频带对所述第一频带造成的干扰发送的。
  48. 根据权利要求47所述的网络设备,其特征在于,所述第一频带用于传输下行信号,所述第二频带用于传输上行信号;或所述第一频带用于传输上行信号,所述第二频带用于传输下行信号。
  49. 根据权利要求46至48中任一项所述的网络设备,其特征在于,所述第一指示信息用于指示所述第一网络设备针对所述第一频带在第一周期中每个时域单元的调度方式,和/或所述第一指示信息用于指示所述第一网络设备针对所述第一频带中的每个频域单元的调度方式,所述确定单元具体用于:
    根据所述每个时域单元的调度方式和/或所述每个频域单元的调度方式, 确定所述时频资源。
  50. 根据权利要求49所述的网络设备,其特征在于,所述调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
  51. 根据权利要求46至48中任一项所述的网络设备,其特征在于,所述第一指示信息用于指示所述时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或所述第一指示信息用于指示所述时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
  52. 根据权利要求46至48中任一项所述的网络设备,其特征在于,所述第一指示信息用于指示与第二网络设备对应的上下行频带在第二周期内的时域配置信息,所述上下行频带包括对所述第一频带造成干扰的第二频带;所述确定单元具体用于:
    所述第一网络设备根据所述时域配置信息,确定所述时频资源。
  53. 根据权利要求52所述的网络设备,其特征在于,所述确定单元具体用于:
    将所述第一频带在所述第二周期中除与所述第二频带在所述第二周期中重叠的时域单元之外的资源确定为所述时频资源。
  54. 根据权利要求47至53中任一项所述的网络设备,其特征在于,所述第一频带为新无线NR载波,和/或所述第二频带为长期演进LTE载波或新无线NR载波。
  55. 根据权利要求47至54中任一项所述的网络设备,其特征在于,所述第二频带对应的小区为主小区。
  56. 根据权利要求45至55中任一项所述的网络设备,其特征在于,所述网络设备还包括:
    第二接收单元,用于接收所述第一终端设备的终端配置信息;
    所述确定单元具体用于:
    根据所述终端配置信息,确定与所述第一终端设备对应的所述时频资源。
  57. 一种网络设备,其特征在于,所述网络设备为第二网络设备,所述网络设备包括:
    发送单元,用于根据第二频带对第一频带造成的干扰,向第一网络设备发送第一指示信息,所述第一指示信息用于所述第一网络设备在所述第一频 带中确定能够用于传输信号的时频资源。
  58. 根据权利要求57所述的网络设备,其特征在于,所述第一频带用于传输下行信号,所述第二频带用于传输上行信号;或所述第一频带用于传输上行信号,所述第二频带用于传输下行信号。
  59. 根据权利要求57或58所述的网络设备,其特征在于,所述第一指示信息用于指示所述第一网络设备针对所述第一频带在第一周期中每个时域单元的调度方式,和/或所述第一指示信息用于指示所述第一网络设备针对所述第一频带中的每个频域单元的调度方式。
  60. 根据权利要求59所述的网络设备,其特征在于,所述调度方式包括允许调度、禁止调度或使用调整的或限制的编码与调制等级调度。
  61. 根据权利要求57或58所述的网络设备,其特征在于,所述第一指示信息用于指示所述时频资源的时域起始位置、时域长度和时域结束位置中的至少两种信息;和/或所述第一指示信息用于指示所述时频资源的频域起始位置、带宽和频域结束位置中的至少两种信息。
  62. 根据权利要求57或58所述的网络设备,其特征在于,所述第一指示信息用于指示与所述第二网络设备对应的上下行频带在第二周期内的时域配置信息,所述上下行频带包括所述第二频带。
  63. 根据权利要求57至62中任一项所述的网络设备,其特征在于,所述第一指示信息用于指示第一终端设备的所述时频资源,所述第一终端设备为所述第一网络设备提供网络服务的终端设备。
  64. 根据权利要求63所述的网络设备,其特征在于,所述网络设备还包括:
    接收单元,用于接收所述第一终端设备发送的第二指示信息,所述第二指示信息用于指示所述第一终端设备通过第一频带接收信号的能力和/或所述第二频带对所述第一频带的干扰信息;
    所述发送单元具体用于:
    根据所述干扰信息,确定所述第一终端设备的所述时频资源;
    向所述第一网络设备发送所述第一指示信息。
  65. 根据权利要求64所述的网络设备,其特征在于,所述干扰信息包括所述第二频带对所述第一频带造成的干扰对所述第一终端设备的影响程度和/或所述第二频带对所述第一频带造成的干扰的干扰类型,所述干扰类型 包括谐波干扰和/或互调干扰。
  66. 根据权利要求65所述的网络设备,其特征在于,所述第二指示信息具体用于指示所述第二频带对所述第一频带中每个频域单元造成的干扰对所述第一终端设备的影响程度。
  67. 根据权利要求57至66中任一项所述的网络设备,其特征在于,所述第一频带为新无线NR载波,所述第二频带为长期演进LTE载波或新无线NR载波。
  68. 根据权利要求57至67中任一项所述的网络设备,其特征在于,所述第二频带对应的小区为主小区。
  69. 一种网络设备,其特征在于,所述网络设备为第二网络设备,所述网络设备包括:
    接收单元,用于接收第一终端设备发送的第二指示信息,所述第二指示信息用于指示所述第一终端设备通过第一频带接收信号的能力和/或第二频带对所述第一频带造成的干扰的干扰信息。
  70. 根据权利要求69所述的网络设备,其特征在于,所述网络设备还包括:
    确定单元,用于根据所述第二指示信息,在所述第一频带中确定用于传输所述第一终端设备的信号的时频资源。
  71. 根据权利要求69或70所述的网络设备,其特征在于,所述第二频带用于传输上行信号。
  72. 根据权利要求69至71中任一项所述的网络设备,其特征在于,所述干扰信息包括所述第二频带对所述第一频带造成的干扰对所述第一终端设备的影响程度和/或所述第二频带对所述第一频带造成的干扰的干扰类型,所述干扰类型包括谐波干扰和/或互调干扰。
  73. 根据权利要求72所述的网络设备,其特征在于,所述第二指示信息具体用于指示所述第二频带对所述第一频带中每个频域单元造成的干扰对所述第一终端设备的影响程度。
  74. 根据权利要求72所述的网络设备,其特征在于,所述第二指示信息用于指示所述第二频带对所述第一频带中的部分频域资源造成的干扰对所述第一终端设备的影响程度。
  75. 根据权利要求72至74中任一项所述的网络设备,其特征在于,所 述第一终端设备通过第一频带接收信号的能力由所述第一终端设备通过所述第一频带接收信号的灵敏度值表征,和/或所述影响程度由与所述影响程度对应的影响等级表征。
  76. 根据权利要求69至75中任一项所述的网络设备,其特征在于,所述确定单元具体用于:
    根据所述第二指示信息,确定所述第二频带对所述第一频带造成的干扰对所述第一终端设备无影响;
    将所述第一频带中的所有时频资源确定为所述第一终端设备的时频资源。
  77. 根据权利要求69至76中任一项所述的网络设备,其特征在于,所述网络设备还包括:
    发送单元,用于向第一网络设备发送第一指示信息,所述第一指示信息用于指示所述第一终端设备的所述时频资源。
  78. 根据权利要求69至77中任一项所述的网络设备,其特征在于,所述第一频带为新无线NR载波,所述第二频带为长期演进LTE载波或新无线NR载波。
  79. 根据权利要求69至78中任一项所述的网络设备,其特征在于,所述第二频带对应的小区为主小区。
  80. 一种终端设备,其特征在于,所述终端设备为第一终端设备,所述终端设备包括:
    发送单元,用于向第二网络设备发送第二指示信息,所述第二指示信息用于指示所述第一终端设备通过第一频带接收信号的能力和/或第二频带对所述第一频带造成的干扰的干扰信息。
  81. 根据权利要求80所述的终端设备,其特征在于,所述第二频带用于传输上行信号。
  82. 根据权利要求80或81所述的终端设备,其特征在于,所述干扰信息包括所述第二频带对所述第一频带造成的干扰对所述第一终端设备的影响程度和/或所述第二频带对所述第一频带造成的干扰的干扰类型,所述干扰类型包括谐波干扰和/或互调干扰。
  83. 根据权利要求82所述的终端设备,其特征在于,所述第二指示信息具体用于指示所述第二频带对所述第一频带中每个频域单元造成的干扰 对所述第一终端设备的影响程度。
  84. 根据权利要求82所述的终端设备,其特征在于,所述第二指示信息用于指示所述第二频带对所述第一频带中的部分频域资源造成的干扰对所述第一终端设备的影响程度。
  85. 根据权利要求82至84中任一项所述的终端设备,其特征在于,所述第一终端设备通过第一频带接收信号的能力由所述第一终端设备通过所述第一频带接收信号的灵敏度值表征,和/或所述影响程度由与所述影响程度对应的影响等级表征。
  86. 根据权利要求80至85中任一项所述的终端设备,其特征在于,所述第一频带为新无线NR载波,所述第二频带为长期演进LTE载波或新无线NR载波。
  87. 根据权利要求80至86中任一项所述的终端设备,其特征在于,所述第二频带对应的小区为主小区。
  88. 根据权利要求80至87中任一项所述的终端设备,其特征在于,所述发送单元具体用于:
    向所述第二网络设备发送第一消息,所述第一消息携带所述第一终端设备的接入能力和所述第二指示信息;或
    在使能载波聚合的情况下,向所述第二网络设备发送所述第二指示信息;或
    在确定配置给所述第一终端设备的多个频带能够产生干扰的情况下,向所述第二网络设备发送所述第二指示信息。
PCT/CN2017/088508 2017-06-15 2017-06-15 用于传输信号的方法、网络设备和终端设备 WO2018227496A1 (zh)

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