CN109565768A - Method, terminal device and the network equipment of signal transmission - Google Patents
Method, terminal device and the network equipment of signal transmission Download PDFInfo
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Abstract
This application discloses method, terminal device and the network equipments of a kind of transmission of signal, this method comprises: terminal device detects Downlink Control Information DCI in physical downlink control channel PDCCH, the DCI is used to dispatch the transmission of the signal on the first physical resource；If the terminal device detects the DCI, synchronization signal block is detected not on first physical resource.Therefore, terminal device can not detect the synchronization signal block on the first physical resource that the DCI is dispatched when detecting DCI, thus reduce terminal device to the detection complexity of synchronization signal block.
Description
The invention relates to wireless communication fields, and more particularly, to method, terminal device and the network equipment of a kind of transmission of signal.
In new wireless (the New Radio of 5G, NR) in system, terminal device passes through detection synchronization signal block (Synchronizing Signal Block, SS Block) complete initial access process, each synchronization signal block includes primary synchronization signal (Primary Synchronization Signal, PSS), secondary synchronization signal (Secondary Synchronization Signal,) and Physical Broadcast Channel (Physical Broadcast Channel, PBCH) SSS.Terminal device can all synchronize the detection of signal on multiple transfer resources by period profile, but the network equipment can not necessarily send synchronization signal block on each transfer resource, terminal device, which is not known, yet can detecte synchronization signal block on those transfer resources, if terminal device detects synchronization signal block on each transfer resource, unnecessary detection complexity just will increase.
Summary of the invention
The embodiment of the present application provides method, terminal device and the network equipment of a kind of signal transmission, can reduce detection complexity when terminal device detection synchronization signal block.
In a first aspect, providing a kind of method of signal transmission, comprising: terminal device detects Downlink Control Information DCI in physical downlink control channel PDCCH, and the DCI is used to dispatch the transmission of the signal on the first physical resource；If the terminal device detects the DCI, synchronization signal block is detected not on first physical resource.
Therefore, terminal device can not detect the synchronization signal block on the first physical resource that the DCI is dispatched when detecting DCI, thus reduce terminal device to the detection complexity of synchronization signal block.
In one possible implementation, the method also includes: if the terminal device does not detect the DCI, the synchronization signal block is detected on first physical resource.
In one possible implementation, the method also includes: when detecting the DCI, the terminal device detects the signal of DCI scheduling on first physical resource.
In one possible implementation, first physical resource and the second physical resource be at least partly
Overlapping, second physical resource are the reserved physical resource for being used for transmission synchronization signal block.
In one possible implementation, if the terminal device detects the DCI, synchronization signal block is then detected not on first physical resource, if including: that the terminal device detects the DCI, that then reserves not in first physical resource is used for transmission on the physical resource of synchronization signal block, detects the synchronization signal block.
In one possible implementation, first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
In one possible implementation, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol, time slot or mini time slot.
In one possible implementation, first physical resource is the time slot or mini time slot for transmitting the PDCCH.
In one possible implementation, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, Physical Downlink Shared Channel PDSCH, acyclic channel status instruction reference signal CSI-RS or periodic detection reference signal SRS.
Second aspect provides a kind of method of signal transmission, comprising: the network equipment sends Downlink Control Information DCI in physical downlink control channel PDCCH, and the DCI is used to dispatch the transmission of the signal on the first physical resource；The network equipment sends synchronization signal block not on first physical resource.
Therefore, the network equipment sends DCI on PDCCH, and synchronization signal is not sent on the first physical resource of DCI scheduling, so that terminal device does not have to detect synchronization signal block on first physical resource when detecting the DCI on the PDCCH, terminal device is reduced to the detection complexity of synchronization signal block.
In one possible implementation, the method also includes: the network equipments on first physical resource, sends the signal of the DCI scheduling.
In one possible implementation, first physical resource and the second physical resource are least partially overlapped, and second physical resource is the reserved physical resource for being used for transmission synchronization signal block.
In one possible implementation, the network equipment sends synchronization signal block not on first physical resource, include: that the network equipment is reserved not in first physical resource to be used for transmission on the physical resource of synchronization signal block, sends the synchronization signal block.
In one possible implementation, first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
In one possible implementation, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol
Number, time slot or mini time slot.
In one possible implementation, first physical resource is the time slot or mini time slot for transmitting the PDCCH.
In one possible implementation, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, Physical Downlink Shared Channel PDSCH, acyclic channel status instruction reference signal CSI-RS or periodic detection reference signal SRS.
The third aspect provides a kind of terminal device, which can execute the operation of the terminal device in any optional implementation of above-mentioned first aspect or first aspect.Specifically, which may include the modular unit for executing the operation of the terminal device in any possible implementation of above-mentioned first aspect or first aspect.
Fourth aspect provides a kind of network equipment, which can execute the operation of the network equipment in any optional implementation of above-mentioned second aspect or second aspect.Specifically, which may include the modular unit for executing the operation of the network equipment in any possible implementation of above-mentioned second aspect or second aspect.
5th aspect, provides a kind of terminal device, which includes: processor, transceiver and memory.Wherein, it is communicated with each other between the processor, transceiver and memory by internal connecting path.For storing instruction, which is used to execute the instruction of memory storage to the memory.When the processor executes the instruction of memory storage, the execution is so that the terminal device executes method in any possible implementation of first aspect or first aspect or the execution so that the terminal device realizes the terminal device that the third aspect provides.
6th aspect, provides a kind of network equipment, which includes: processor, transceiver and memory.Wherein, it is communicated with each other between the processor, transceiver and memory by internal connecting path.For storing instruction, which is used to execute the instruction of memory storage to the memory.When the processor executes the instruction of memory storage, the execution is so that the network equipment executes method in any possible implementation of second aspect or second aspect or the execution so that the network equipment realizes the network equipment that fourth aspect provides.
7th aspect, provides a kind of computer readable storage medium, and the computer-readable recording medium storage has a program, described program make terminal device execute it is above-mentioned in a first aspect, and its any signal transmission in various implementations method.
Eighth aspect provides a kind of computer readable storage medium, and the computer-readable recording medium storage has program, and described program makes the network equipment execute above-mentioned second aspect and its various implementations
In any signal transmission method.
9th aspect, provide a kind of System on Chip/SoC, the System on Chip/SoC includes input interface, output interface, processor and memory, the processor is used to execute the instruction of memory storage, when the instruction is performed, which may be implemented the method in aforementioned first aspect or any possible implementation of first aspect.
Tenth aspect, provide a kind of System on Chip/SoC, the System on Chip/SoC includes input interface, output interface, processor and memory, the processor is used to execute the instruction of memory storage, when the instruction is performed, which may be implemented the method in any possible implementation of aforementioned second aspect or second aspect.
On the one hand tenth, provides a kind of computer program product including instruction, when the computer program product is run on computers, so that the computer executes the method in any possible implementation of above-mentioned first aspect or first aspect.
12nd aspect, provides a kind of computer program product including instruction, when the computer program product is run on computers, so that the computer executes the method in any possible implementation of above-mentioned second aspect or second aspect.
Fig. 1 is a kind of schematic architectural diagram of application scenarios of the embodiment of the present application.
Fig. 2 is the schematic flow chart of the method for the signal transmission of the embodiment of the present application.
Fig. 3 is the schematic flow chart of the method for the signal transmission of the embodiment of the present application.
Fig. 4 is the schematic block diagram of the terminal device of the embodiment of the present application.
Fig. 5 is the schematic block diagram of the network equipment of the embodiment of the present application.
Fig. 6 is the schematic diagram of the terminal device of the embodiment of the present application.
Fig. 7 is the schematic diagram of the network equipment of the embodiment of the present application.
Fig. 8 is the schematic diagram of the System on Chip/SoC of the embodiment of the present application.
Below in conjunction with attached drawing, technical solutions in the embodiments of the present application is described.
It should be understood that, the technical solution of the embodiment of the present application can be applied to various communication systems, such as: global system for mobile telecommunications (Global System of Mobile Communication, GSM) system, CDMA (Code Division Multiple Access, CDMA) system, wideband code division multiple access (Wideband
Code Division Multiple Access, WCDMA) system, long term evolution (Long Term Evolution, LTE) system, LTE frequency division duplex (Frequency Division Duplex, FDD) system, LTE time division duplex (Time Division Duplex, TDD), Universal Mobile Communication System (Universal Mobile Telecommunication System, UMTS) and the 5G communication system in future etc..
The application combination terminal device describes each embodiment.Terminal device can also refer to user equipment (User Equipment, UE), access terminal, subscriber unit, subscriber station, movement station, mobile station, remote station, remote terminal, mobile device, user terminal, terminal, wireless telecom equipment, user agent or user apparatus.Access terminal can be cellular phone, wireless phone, session initiation protocol (Session Initiation Protocol, SIP) phone, wireless local loop (Wireless Local Loop, WLL it) stands, personal digital assistant (Personal Digital Assistant, PDA), handheld device with wireless communication function, it calculates equipment or is connected to other processing equipments of radio modem, mobile unit, wearable device, Land Public Mobile Communication Network (the Public Land Mobile Network of terminal device or the following evolution in the following 5G network, PLMN) the terminal device etc. in network.
The application combination network equipment describes each embodiment.The network equipment can be the equipment for being communicated with terminal device, such as, it can be base station (the Base Transceiver Station in gsm system or CDMA, BTS), base station (the NodeB being also possible in WCDMA system, NB), it can also be evolved base station (the Evolutional Node B in LTE system, eNB or eNodeB) or the network equipment can be the network side equipment etc. in relay station, access point, mobile unit, wearable device and network side equipment in future 5G network or the PLMN network of future evolution.
Fig. 1 is the schematic diagram of an application scenarios of the embodiment of the present application.Communication system in Fig. 1 may include the network equipment 10 and terminal device 20.The network equipment 10 is used to provide communication service and core network access for terminal device 20, and synchronization signal, the broadcast singal etc. that terminal device 20 can be sent by the search network equipment 10 access network, to carry out the communication with network.Arrow shown in Fig. 1 can indicate the uplink/downlink transmission carried out by the cellular link between terminal device 20 and the network equipment 10.
Network in the embodiment of the present application can refer to public land mobile network (Public Land Mobile Network, PLMN) or equipment is to equipment (Device to Device, D2D) network or Machine To Machine/people (Machine to Machine/Man, M2M) network or other networks, Fig. 1 is the rough schematic view illustrated, it can also include other terminal devices in network, not drawn in Fig. 1.
Fig. 2 is the schematic flow chart of the method for the signal transmission of the embodiment of the present application.Method shown in Fig. 2 can be executed by terminal device, which can be for example terminal device 20 shown in Fig. 1.
As shown in Fig. 2, the method for signal transmission includes:
In 210, terminal device detects DCI on PDCCH, and wherein the DCI is used to dispatch the transmission of the signal on the first physical resource.
Optionally, which includes time-domain resource, frequency domain resource or running time-frequency resource.
Specifically, which includes at least one time-domain resource, perhaps including at least one frequency domain resource or including at least one running time-frequency resource.Part physical resource in first physical resource can be the reserved physical resource for being used for transmission synchronization signal block.
Wherein, optionally, which includes orthogonal frequency division multiplexing (Orthogonal Frequency Division Multiplexing, OFDM) symbol, time slot (slot) or mini time slot (mini-slot).
Optionally, which is the time slot or mini time slot where the PDCCH.
Optionally, first physical resource and the second physical resource are least partially overlapped, which is the reserved physical resource for being used for transmission synchronization signal block SS Block.The SS Block may include synchronization signal (PSS, SSS) and PBCH.
In other words, first physical resource can there are overlapping in time domain and/or frequency domain for reserved being used for transmission between the physical resource or first physical resource and the reserved physical resource for being used for transmission synchronization signal block of synchronization signal block SS Block.
Second physical resource for example can be the reserved time-domain resource for being used for transmission synchronization signal block, such as several OFDM symbols reserved by the transmission of synchronization signal block；Or it can be the reserved frequency domain resource for being used for transmission synchronization signal block, such as several PRBs reserved by the transmission of synchronization signal block.Wherein, optionally, which may include multiple physical resources of periodic distribution.
Second physical resource for example can be the network equipment and terminal device appoints in advance, and be pre-stored in terminal device.
In 220, if terminal device detects the DCI, synchronization signal block is detected not on first physical resource.
Specifically, terminal device detects DCI on PDCCH, if terminal device detects the DCI, synchronization signal block is not detected on first physical resource of DCI scheduling.Since terminal device can not detect the synchronization signal block when detecting DCI on first physical resource, thus terminal device can be reduced to the detection complexity of synchronization signal block.
Further, optionally, in 220, if terminal device detects the DCI, synchronization signal block is then detected not on first physical resource, if including: that terminal device detects the DCI, that reserves not in first physical resource is used for transmission on the physical resource of synchronization signal block, detects the synchronization signal
Block.
Specifically, if terminal device detects the DCI, what then terminal device was reserved not in first physical resource is used for transmission in the physical resource of synchronization signal block, detects the synchronization signal block, but still can detect the synchronization signal block on other physical resources in the first physical resource.That is, if terminal device detects the DCI, terminal device only in that a part of resource Chong Die with the second physical resource in the first physical resource, can not detect the synchronization signal block.
It, can detection in the time slot where the PDCCH, without synchronization signal block when terminal device does not detect the DCI on the PDCCH for example, it is assumed that the first physical resource includes the time slot where the PDCCH.
In another example, time slot where the PDCCH includes N number of OFDM symbol, wherein, first physical resource only takes up M OFDM symbol in N number of OFDM symbol, then terminal device is when detecting the DCI on the PDCCH, can detection in the M symbol without synchronization signal block, but in this timeslot on other symbols in addition to this M symbol, terminal device still can synchronize the detection of block.
Optionally, this method further includes 230.
In 230, if terminal device does not detect the DCI, the synchronization signal block is detected on first physical resource.
Specifically, if terminal device successfully is not detected the DCI on the PDCCH, what terminal device can be reserved in first physical resource is used for transmission on the physical resource of synchronization signal block, detects the synchronization signal block.Since terminal device just detects the synchronization signal block when successfully not being detected the DCI on first physical resource, without on the reserved each physical resource for being used for transmission synchronization signal block, the detection of block is all synchronized, thus terminal device can be reduced to the detection complexity of synchronization signal block.And the part resource being not used by the reserved physical resource for being used for transmission synchronization signal block, can be utilized to transmit other data or reference signal, to improve resource utilization.
Optionally, this method further include: when detecting the DCI, terminal device detects the signal of DCI scheduling on first physical resource.
Wherein, optionally, the signal transmitted on first physical resource may include Physical Uplink Shared Channel (Physical Uplink Shared Channel, PUSCH), Physical Downlink Shared Channel (Physical Downlink Shared Channel, PDSCH), acyclic channel status indicates reference signal (Channel State Indication Reference Signal, CSI-RS) or periodically detection reference signal (Sounding Reference Signals, SRS).
Therefore, in the embodiment of the present application, terminal device can not detect the synchronization signal block on the first physical resource that the DCI is dispatched when successfully being detected DCI, thus reduce terminal device to the detection complexity of synchronization signal block.
Fig. 3 is the schematic flow chart of the method for the signal transmission of the embodiment of the present application.Method shown in Fig. 3 can be executed by the network equipment, which can be for example the network equipment 10 shown in Fig. 1.As shown in figure 3, the method for signal transmission includes:
In 310, the network equipment sends Downlink Control Information DCI in physical downlink control channel PDCCH, and the DCI is used to dispatch the transmission of the signal on the first physical resource；
In 320, the network equipment sends synchronization signal block not on first physical resource.
Specifically, the network equipment sends DCI on PDCCH, and synchronization signal block is not sent on the first physical resource of DCI scheduling, so that terminal device does not have to detect synchronization signal block on first physical resource when detecting the DCI on the PDCCH, terminal device is reduced to the detection complexity of synchronization signal block.
Optionally, the method also includes: the network equipments on first physical resource, sends the signal of the DCI scheduling.
Optionally, first physical resource and the second physical resource are least partially overlapped, and second physical resource is the reserved physical resource for being used for transmission synchronization signal block.
Optionally, the network equipment sends synchronization signal block not on first physical resource, comprising: what the network equipment was reserved not in first physical resource is used for transmission on the physical resource of synchronization signal block, sends the synchronization signal block.
For example, it is assumed that the first physical resource includes the time slot where the PDCCH, the network equipment can not send the synchronization signal block in the time slot where the PDCCH.
In another example, assuming that the time slot where PDCCH includes N number of OFDM symbol, wherein, first physical resource only takes up M OFDM symbol in N number of OFDM symbol, then the network equipment can not send synchronization signal block in the M symbol, but in this timeslot on other symbols in addition to this M symbol, the network equipment can send synchronization signal block.
Optionally, first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
Optionally, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol, time slot or mini time slot.
Optionally, first physical resource is the time slot or mini time slot for transmitting the PDCCH.
Optionally, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, object
Manage DSCH Downlink Shared Channel PDSCH, acyclic channel status indicates reference signal CSI-RS or periodic detection reference signal SRS.
It should be understood that the network equipment determines the detail for not sending the process of synchronization signal block on which physical resource, the associated description in earlier figures 2 to terminal device can be referred to, for sake of simplicity, which is not described herein again.
It will also be understood that, in the various embodiments of the application, magnitude of the sequence numbers of the above procedures are not meant that the order of the execution order, and the execution sequence of each process should be determined by its function and internal logic, and the implementation process without coping with the embodiment of the present application constitutes any restriction.
Fig. 4 is the schematic block diagram according to the terminal device 400 of the embodiment of the present application.As shown in figure 4, the terminal device 400 includes detection unit 410, detection unit 410 is used for:
Downlink Control Information DCI is detected in physical downlink control channel PDCCH, the DCI is used to dispatch the transmission of the signal on the first physical resource；If detecting the DCI, synchronization signal block is detected not on first physical resource.
Therefore, terminal device can not detect the synchronization signal block on the first physical resource that the DCI is dispatched when detecting DCI, thus reduce terminal device to the detection complexity of synchronization signal block.
Optionally, the detection unit 410 is also used to: if not detecting the DCI, the synchronization signal block is detected on first physical resource.
Optionally, the detection unit 410 is also used to: when detecting the DCI, on first physical resource, detecting the signal of the DCI scheduling.
Optionally, first physical resource and the second physical resource are least partially overlapped, and second physical resource is the reserved physical resource for being used for transmission synchronization signal block.
Optionally, the detection unit 410 is specifically used for: if detecting the DCI, that reserves not in first physical resource is used for transmission on the physical resource of synchronization signal block, detects the synchronization signal block.
Optionally, first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
Optionally, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol, time slot or mini time slot.
Optionally, first physical resource is the time slot or mini time slot for transmitting the PDCCH.
Optionally, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, Physical Downlink Shared Channel PDSCH, acyclic channel status instruction reference signal CSI-RS or periodic detection reference signal SRS.
Fig. 5 is the schematic block diagram according to the network equipment 500 of the embodiment of the present application.As shown in figure 5, the network equipment 500 includes transmission unit 510 and determination unit 520.Wherein:
Transmission unit 510, for sending Downlink Control Information DCI in physical downlink control channel PDCCH, the DCI is used to dispatch the transmission of the signal on the first physical resource；
Determination unit 520 sends synchronization signal block not on first physical resource for determining.
Therefore, the network equipment sends DCI on PDCCH, and synchronization signal is not sent on the first physical resource of DCI scheduling, so that terminal device does not have to detect synchronization signal block on first physical resource when detecting the DCI on the PDCCH, terminal device is reduced to the detection complexity of synchronization signal block.
Optionally, the transmission unit 510 is also used to: on first physical resource, sending the signal of the DCI scheduling.
Optionally, first physical resource and the second physical resource are least partially overlapped, and second physical resource is the reserved physical resource for being used for transmission synchronization signal block.
Optionally, the determination unit 520 is specifically used for: determining that reserves not in first physical resource is used for transmission on the physical resource of synchronization signal block, sends the synchronization signal block.
Optionally, first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
Optionally, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol, time slot or mini time slot.
Optionally, first physical resource is the time slot or mini time slot for transmitting the PDCCH.
Optionally, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, Physical Downlink Shared Channel PDSCH, acyclic channel status instruction reference signal CSI-RS or periodic detection reference signal SRS.
Fig. 6 is the schematic diagram according to the terminal device 600 of the embodiment of the present application.As shown in fig. 6, the terminal device includes processor 610, transceiver 620 and memory 630, wherein communicated with each other between the processor 610, transceiver 620 and memory 630 by internal connecting path.For storing instruction, which is used to execute the instruction of the memory 630 storage to the memory 630, receives signal or transmission signal to control the transceiver 620.Wherein, which is used for:
Downlink Control Information DCI is detected in physical downlink control channel PDCCH, the DCI is used to dispatch the transmission of the signal on the first physical resource；If detecting the DCI, synchronization signal block is detected not on first physical resource.
Therefore, the first physical resource that terminal device can not be dispatched when detecting DCI in the DCI
Upper detection synchronization signal block, thus terminal device is reduced to the detection complexity of synchronization signal block.
Optionally, the transceiver 620 is also used to: if not detecting the DCI, the synchronization signal block is detected on first physical resource.
Optionally, the transceiver 620 is also used to: when detecting the DCI, on first physical resource, detecting the signal of the DCI scheduling.
Optionally, first physical resource and the second physical resource are least partially overlapped, and second physical resource is the reserved physical resource for being used for transmission synchronization signal block.
Optionally, the transceiver 620 is specifically used for: if detecting the DCI, that reserves not in first physical resource is used for transmission on the physical resource of synchronization signal block, detects the synchronization signal block.
Optionally, first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
Optionally, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol, time slot or mini time slot.
Optionally, first physical resource is the time slot or mini time slot for transmitting the PDCCH.
Optionally, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, Physical Downlink Shared Channel PDSCH, acyclic channel status instruction reference signal CSI-RS or periodic detection reference signal SRS.
It should be understood that, in the embodiment of the present application, the processor 610 can be middle processing and survey unit (Central Processing Unit, CPU), the processor 610 can also be other general processors, digital signal processor (Digital Signal Processor, DSP), specific integrated circuit (Application Specific Integrated Circuit, ASIC), ready-made programmable gate array (Field Programmable Gate Array, ) or other programmable logic device FPGA, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor etc..
The memory 630 may include read-only memory and random access memory, and provide instruction and data to processor 610.The a part of of memory 630 can also include nonvolatile RAM.
During realization, each step of the above method can be completed by the integrated logic circuit of the hardware in processor 610 or the instruction of software form.The step of localization method in conjunction with disclosed in the embodiment of the present application, can be embodied directly in hardware processor and execute completion, or in processor 610 hardware and software module combination execute completion.Software module can be located at random access memory, flash memory, read-only memory, the storage of this fields such as programmable read only memory or electrically erasable programmable memory, register maturation
In medium.The step of storage medium is located at memory 630, and processor 610 reads the information in memory 630, completes the above method in conjunction with its hardware.To avoid repeating, it is not detailed herein.
It can correspond in the above method 200 according to the terminal device 600 of the embodiment of the present application for executing the terminal device of method 200, and the terminal device 400 according to the embodiment of the present application, and each unit in the terminal device 600 or module are respectively used to execute in the above method 200 each movement or treatment process performed by terminal device, here, in order to avoid repeating, description is omitted.
Fig. 7 is the schematic diagram according to the network equipment 700 of the embodiment of the present application.As shown in fig. 7, the network equipment includes processor 710, transceiver 720 and memory 730, wherein communicated with each other between the processor 710, transceiver 720 and memory 730 by internal connecting path.For storing instruction, which is used to execute the instruction of the memory 730 storage to the memory 730, receives signal or transmission signal to control the transceiver 720.Wherein, which is used for:
Downlink Control Information DCI is sent in physical downlink control channel PDCCH, the DCI is used to dispatch the transmission of the signal on the first physical resource；
The processor is used for: being determined and is sent synchronization signal block not on first physical resource.
Therefore, the network equipment sends DCI on PDCCH, and synchronization signal is not sent on the first physical resource of DCI scheduling, so that terminal device does not have to detect synchronization signal block on first physical resource when detecting the DCI on the PDCCH, terminal device is reduced to the detection complexity of synchronization signal block.
Optionally, the transceiver 720 is also used to: on first physical resource, sending the signal of the DCI scheduling.
Optionally, first physical resource and the second physical resource are least partially overlapped, and second physical resource is the reserved physical resource for being used for transmission synchronization signal block.
Optionally, the processor 710 is specifically used for: determining that reserves not in first physical resource is used for transmission on the physical resource of synchronization signal block, sends the synchronization signal block.
Optionally, first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
Optionally, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol, time slot or mini time slot.
Optionally, first physical resource is the time slot or mini time slot for transmitting the PDCCH.
Optionally, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, Physical Downlink Shared Channel PDSCH, acyclic channel status instruction reference signal CSI-RS or periodic detection reference signal SRS.
It should be understood that, in the embodiment of the present application, the processor 710 can be central processing unit (Central Processing Unit, CPU), which can also be other general processors, digital signal processor (DSP), specific integrated circuit (ASIC), ready-made programmable gate array (FPGA) either other programmable logic device, discrete gate or transistor logic, discrete hardware components etc..General processor can be microprocessor or the processor is also possible to any conventional processor etc..
The memory 730 may include read-only memory and random access memory, and provide instruction and data to processor 710.The a part of of memory 730 can also include nonvolatile RAM.During realization, each step of the above method can be completed by the integrated logic circuit of the hardware in processor 710 or the instruction of software form.The step of localization method in conjunction with disclosed in the embodiment of the present application, can be embodied directly in hardware processor and execute completion, or in processor 710 hardware and software module combination execute completion.Software module can be located at random access memory, flash memory, read-only memory, in the storage medium of this fields such as programmable read only memory or electrically erasable programmable memory, register maturation.The step of storage medium is located at memory 730, and processor 710 reads the information in memory 730, completes the above method in conjunction with its hardware.To avoid repeating, it is not detailed herein.
It can correspond in the above method 300 according to the network equipment 700 of the embodiment of the present application for executing the network equipment of method 300, and the network equipment 500 according to the embodiment of the present application, and each unit in the network equipment 700 or module are respectively used to execute in the above method 300 each movement or treatment process performed by the network equipment, here, in order to avoid repeating, description is omitted.
Fig. 8 is a schematic diagram of the System on Chip/SoC of the embodiment of the present application.The System on Chip/SoC 800 of Fig. 8 includes input interface 801, output interface 802, at least one processor 803, memory 804, is interconnected between the input interface 801, output interface 802, the processor 803 and memory 804 by internal connecting path.The processor 803 is used to execute the code in the memory 804.
Optionally, when the code is performed, the method 200 executed in embodiment of the method by terminal device is may be implemented in the processor 803.For sake of simplicity, which is not described herein again.
Optionally, when the code is performed, the method 300 executed in embodiment of the method by the network equipment is may be implemented in the processor 803.For sake of simplicity, which is not described herein again.
Those of ordinary skill in the art may be aware that unit described in conjunction with the examples disclosed in the embodiments of the present disclosure and algorithm steps, can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Professional technician can use not Tongfang to each specific application
Method realizes described function, but this realizes it is not considered that exceeding scope of the present application.
It is apparent to those skilled in the art that for convenience and simplicity of description, system, the specific work process of device and unit of foregoing description can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods may be implemented in other ways.Such as, the apparatus embodiments described above are merely exemplary, such as, the division of the unit, only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed mutual coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit, can be electrical property, mechanical or other forms.
Unit may or may not be physically separated as illustrated by the separation member for this, and component shown as a unit may or may not be physical unit, it can and it is in one place, or may be distributed over multiple network units.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, can integrate in a monitoring unit in each functional unit in each embodiment of the application, it is also possible to each unit and physically exists alone, can also be integrated in one unit with two or more units.
If the function is realized in the form of SFU software functional unit and when sold or used as an independent product, can store in a computer readable storage medium.Based on this understanding, substantially the part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products the technical solution of the application in other words, the computer software product is stored in a storage medium, it uses including some instructions so that a computer equipment (can be personal computer, server or the network equipment etc.) execute each embodiment the method for the application all or part of the steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), the various media that can store program code such as random access memory (Random Access Memory, RAM), magnetic or disk.
More than; the only specific embodiment of the application; but the protection scope of the embodiment of the present application is not limited thereto; anyone skilled in the art is in the technical scope that the embodiment of the present application discloses; it can easily think of the change or the replacement, should all cover within the protection scope that the application is suitble to private interests.Therefore, the protection scope of the embodiment of the present application should be subject to the protection scope in claims.
Claims (10)
- A kind of method of signal transmission, which is characterized in that the described method includes:Terminal device detects Downlink Control Information DCI in physical downlink control channel PDCCH, and the DCI is used to dispatch the transmission of the signal on the first physical resource；If the terminal device detects the DCI, synchronization signal block is detected not on first physical resource.
- The method according to claim 1, wherein the method also includes:If the terminal device does not detect the DCI, the synchronization signal block is detected on first physical resource.
- Method according to claim 1 or 2, which is characterized in that the method also includes:When detecting the DCI, the terminal device detects the signal of the DCI scheduling on first physical resource.
- According to the method in any one of claims 1 to 3, which is characterized in that first physical resource and the second physical resource are least partially overlapped, and second physical resource is the reserved physical resource for being used for transmission synchronization signal block.
- Method according to claim 1 to 4, which is characterized in that if the terminal device detects the DCI, synchronization signal block is detected not on first physical resource, comprising:If the terminal device detects the DCI, that reserves not in first physical resource is used for transmission on the physical resource of synchronization signal block, detects the synchronization signal block.
- The method according to any one of claims 1 to 5, which is characterized in that first physical resource includes time-domain resource, frequency domain resource or running time-frequency resource.
- According to the method described in claim 6, it is characterized in that, the time-domain resource includes orthogonal frequency division multiplex OFDM symbol, time slot or mini time slot.
- Method according to any one of claim 1 to 7, which is characterized in that first physical resource is the time slot or mini time slot for transmitting the PDCCH.
- Method according to any one of claim 1 to 8, it is characterized in that, the signal of the DCI scheduling includes Physical Uplink Shared Channel PUSCH, Physical Downlink Shared Channel PDSCH, acyclic channel status instruction reference signal CSI-RS or periodic detection reference signal SRS.
- A kind of method of signal transmission, which is characterized in that the described method includes:The network equipment sends Downlink Control Information DCI in physical downlink control channel PDCCH, described
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| Application Number | Priority Date | Filing Date | Title |
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| PCT/CN2017/098036 WO2019033392A1 (en) | 2017-08-18 | 2017-08-18 | Signal transmission method, terminal device and network device |
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| WO2019033392A1 (en) | 2019-02-21 |
| CN109565768B (en) | 2020-06-05 |
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