CN108811075A - Communication means, the network equipment and terminal device - Google Patents

Communication means, the network equipment and terminal device Download PDF

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Publication number
CN108811075A
CN108811075A CN201710314192.7A CN201710314192A CN108811075A CN 108811075 A CN108811075 A CN 108811075A CN 201710314192 A CN201710314192 A CN 201710314192A CN 108811075 A CN108811075 A CN 108811075A
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CN
China
Prior art keywords
timing
timing advance
carrier
terminal device
sampling clock
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Granted
Application number
CN201710314192.7A
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Chinese (zh)
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CN108811075B (en
Inventor
任海豹
李元杰
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201710314192.7A priority Critical patent/CN108811075B/en
Priority to PCT/CN2018/085563 priority patent/WO2018202116A1/en
Publication of CN108811075A publication Critical patent/CN108811075A/en
Application granted granted Critical
Publication of CN108811075B publication Critical patent/CN108811075B/en
Expired - Fee Related legal-status Critical Current
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
    • H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements

Abstract

A kind of communication means of the application offer, the network equipment and terminal device, disclosure satisfy that requirement of the different frequency range to TA precision, and uplink synchronous more accurately is carried out so as to basis.This method includes：The network equipment determines first Timing Advance of the terminal device on first carrier unit；The network equipment sends first message to the terminal device, and the first message includes first Timing Advance, wherein the timing adjustment unit of first Timing Advance is related with the first carrier unit.

Description

Communication means, the network equipment and terminal device
Technical field
This application involves the communications fields, and more particularly, to a kind of communication means, the network equipment and terminal device.
Background technology
In the prior art, it in order to make the uplink signal that terminal device is sent reach the network equipment in given time, needs Terminal device sends uplink signal in advance, and here, terminal device sends the time of uplink signal according to Timing Advance in advance (timing advance, TA) is determined.
In the prior art, since system bandwidth is fixed, systematic sampling rate is also fixed, therefore can sample unified side Method calculates TA adjustment amounts.In new generation of wireless access technology (new radio access technology, NR) system, together When support high frequency (6GHz or more) and low frequency (6GHz or less).In high frequency, bandwidth is larger, and systematic sampling rate is high；In low frequency, bandwidth Smaller, systematic sampling rate is small.At this point, the TA schemes of the prior art have been not suitable for.Therefore, there is an urgent need for one kind suitable for NR systems TA schemes.
Invention content
A kind of communication means of the application offer, the network equipment and terminal device, disclosure satisfy that different frequency range to TA precision It is required that more accurately carrying out uplink synchronous so as to basis.
In a first aspect, a kind of communication means is provided, including：The network equipment determines terminal device on first carrier unit The first Timing Advance；The network equipment sends first message to the terminal device, and the first message includes described First Timing Advance, wherein the timing adjustment unit of first Timing Advance is related with the first carrier unit.
According to the communication means of the application, can according to the relevant timing adjustment unit of carrier wave, determine corresponding TA tune Whole amount meets requirement of the different frequency range to TA precision, and uplink synchronous more accurately is carried out so as to basis.
In one possible implementation, the first carrier unit belongs to all included by the first timing advance group One of in carrier units, the Timing Advance on all carrier units is first Timing Advance.
In one possible implementation, the timing adjustment unit is determined according to the first sampling clock, described First sampling clock is one of in the sampling clock of all carrier units.
In one possible implementation, the timing adjustment unit is determined according to the second sampling clock, wherein Second sampling clock is the minimum sampling clock that system defines.
In one possible implementation, the timing adjustment unit is determined according to first carrier frequency point, described First carrier frequency point is one of in all carrier frequency point corresponding to all carrier units, wherein the carrier wave Frequency point is corresponded with the carrier units.
In one possible implementation, first Timing Advance is the Timing Advance of the first timing process, The first timing process be the first carrier unit corresponding to multiple timing processes in one of, it is the multiple fixed Multiple Timing Advances corresponding to Shi Jincheng are multiple Timing Advances corresponding to multigroup uplink transmission resource, wherein institute It states multiple timing processes to correspond with the multiple Timing Advance, multigroup uplink transmission resource and the multiple timing Lead corresponds.
In one possible implementation, the uplink transmission resource is any one of following：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference Signal SRS resource.
Second aspect provides a kind of communication means, including：Terminal device receives the first message that the network equipment is sent, The first message includes first Timing Advance of the terminal device on first carrier unit；The terminal device is according to The timing adjustment unit of first Timing Advance and first Timing Advance determines the first timing advance adjustment amount, described First timing advance adjustment amount is used to adjust the sending time of the uplink signal on the first carrier unit.
Therefore, according to the communication means of the application, can according to the relevant timing adjustment unit of carrier wave, determine corresponding TA adjustment amounts meet requirement of the different frequency range to TA precision, and uplink synchronous more accurately is carried out so as to basis.
In one possible implementation, the first carrier unit belongs to all included by the first timing advance group One of in carrier units, the Timing Advance on all carrier units is first Timing Advance.
In one possible implementation, the timing adjustment unit is determined according to the first sampling clock, described First sampling clock is one of in the sampling clock of all carrier units.
In one possible implementation, first sampling clock is the sampling corresponding to all carrier units Minimum sampling clock in clock, the minimum sampling clock is true according to the maximum carrier bandwidths in all carrier units Fixed, or, when first sampling clock is the maximum sampling that can be divided exactly by the sampling clock corresponding to all carrier waves Clock.
In one possible implementation, the timing adjustment unit is determined according to the second sampling clock, wherein Second sampling clock is the minimum sampling clock that system defines.
In one possible implementation, the timing adjustment unit is determined according to first carrier frequency point, described First carrier frequency point is one of in all carrier frequency point corresponding to all carrier units, wherein the carrier wave Frequency point is corresponded with the carrier units.
In one possible implementation, the method further includes：
The terminal device determines the entry-into-force time of the first timing advance adjustment amount.
In one possible implementation, the first carrier unit belongs to the first timing advance group, and described first is fixed Timing Advance on the included all carrier units of Shi Tiqian groups is first Timing Advance；
The terminal device determines the entry-into-force time of the timing advance adjustment amount, including：
Multiple parameters of the terminal device included by the first timing advance group concentrate the first parameter set, determine The entry-into-force time.
In one possible implementation, first Timing Advance is the Timing Advance of the first timing process, The first timing process is one of in multiple timing processes corresponding to the first carrier unit, described first is fixed Timing Advance corresponding to Shi Jincheng is the Timing Advance corresponding to one group in multigroup uplink transmission resource.
In one possible implementation, the uplink transmission resource is any one of following：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference Signal SRS resource.
The third aspect provides a kind of communication means, including：The network equipment determines at least one fixed in same carrier units The Timing Advance of Shi Jincheng, at least one timing process are corresponding at least one set of resource of multigroup uplink transmission resource； The network equipment sends second message to terminal device, and the second message includes the timing advance of at least one process Amount.
The TA schemes of the prior art, can not be under the premise of heterogeneous networks equipment different timing only for a network equipment Support the switching at runtime of the network equipment for uplink receiving.And the communication means of the embodiment of the present application, by introducing multiple TA Process, each TA processes correspond to a network equipment, by the Timing Advance of dynamic instruction difference process, can ensure dynamic Carry out receive the network equipment switching to receive the upstream signals of the terminal device.
In one possible implementation, the uplink transmission resource is any one of following：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference Signal SRS resource.
The uplink transmission resource may be other ascending resources, and the application does not limit.
In one possible implementation, the second message further include it is at least one first instruction information, it is described extremely The Timing Advance of few one first instruction information and at least one timing process corresponds, the first instruction information Timing process for determining the Timing Advance corresponding to the first instruction information, and at least one first instruction letter It ceases different.
Optionally, the first instruction information is the mark (identity, ID) of corresponding uplink transmission resource.
Optionally, the relative position between the multiple first instruction information is determined according to the index of uplink transmission resource 's.
In one possible implementation, described before the network equipment sends second message to terminal device Method further includes：
The network equipment to the terminal device send configuration information, the configuration information be used to indicate it is described it is multigroup on The correspondence of row transfer resource and at least one timing process.
Optionally, the configuration information is accidental access response message.
Optionally, the configuration information is radio resource control information (Radio Resource Control, RRC).
Optionally, the configuration information further includes the initial timing value of each timing process.
Optionally, in one possible implementation, the method further includes：
The network equipment sends uplink transmission resource handover request to the terminal device, and the uplink transmission resource is cut Change message at the same can serve to indicate that the terminal device use with switch after the corresponding timing process of uplink transmission resource Uplink is carried out with Timing Advance.
Optionally, the multiple timing process in first carrier unit can be by preset rules, on the multiple Row transfer resource corresponds.
Optionally, as a kind of preset rules, a timing process corresponds to a wave beam or wave beam group, is transmitted in configuration Or when wave beam group, its corresponding timing process of implicit determination.Optionally, the wave beam or the ID of wave beam group, which can be used as, is somebody's turn to do The ID of timing process.
Optionally, as another preset rules, a timing process corresponds to one group of uplink SRS resource, in configuration SRS moneys When source, its corresponding timing process of implicit determination.Optionally, the ID of the SRS resource can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of antenna port grouping, optionally, institute Stating antenna port grouping can be reported or network equipments configuration is to terminal device by terminal device.Optionally, the antenna end The ID of mouth grouping can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of aerial panel, optionally, the day Line panel can be reported by terminal device or network equipments configuration is to terminal device.Optionally, the ID of the aerial panel can Using the ID as the timing process.
Fourth aspect provides a kind of communication means, including：The second message that the terminal device network equipment is sent, it is described Second message includes at least one of same carrier units Timing Advance, at least one Timing Advance and at least one A timing process corresponds, and at least one Timing Advance is corresponded at least one set of uplink transmission resource；
The terminal device determines the first timing according to the first Timing Advance at least one Timing Advance Adjustment amount in advance, first Timing Advance are corresponding with the first timing process at least one timing process.
The TA schemes of the prior art, can not be under the premise of heterogeneous networks equipment different timing only for a network equipment Support the switching at runtime of the network equipment for uplink receiving.And the communication means of the embodiment of the present application, by introducing multiple TA Process, each TA processes correspond to a network equipment, by the Timing Advance of dynamic instruction difference process, can ensure dynamic Carry out receive the network equipment switching to receive the upstream signals of the terminal device.
In one possible implementation, the uplink transmission resource is any one of following：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference Signal SRS resource.
In one possible implementation, the second message further include it is at least one first instruction information, it is described extremely The Timing Advance of few one first instruction information and at least one timing process corresponds, the first instruction information Timing process for determining the Timing Advance corresponding to the first instruction information, and at least one first instruction letter It ceases different.
Optionally, the first instruction information is the mark (identity, ID) of corresponding uplink transmission resource.
In one possible implementation, described before the second message that the terminal device network equipment is sent Method further includes：
The terminal device receives the configuration information that the network equipment is sent, the configuration information be used to indicate it is described extremely Few one group of uplink transmission resource and at least one timing process.
Optionally, the configuration information is accidental access response message.
Optionally, the configuration information further includes the initial timing value of each timing process.
Optionally, in one possible implementation, the method further includes：
The terminal device receives beam switchover message of the network equipment to transmission；
The terminal device determines that second at least one Timing Advance is fixed according to the beam switchover message When lead, and the second timing advance adjustment amount is determined according to second Timing Advance, second Timing Advance with The second timing process at least one timing process corresponds to.
Optionally, the multiple timing process in first carrier unit can be by preset rules, on the multiple Row transfer resource corresponds.
Optionally, as a kind of preset rules, a timing process corresponds to a wave beam or wave beam group, is transmitted in configuration Or when wave beam group, its corresponding timing process of implicit determination.Optionally, the wave beam or the ID of wave beam group, which can be used as, is somebody's turn to do The ID of timing process.
Optionally, as another preset rules, a timing process corresponds to one group of uplink SRS resource, in configuration SRS moneys When source, its corresponding timing process of implicit determination.Optionally, the ID of the SRS resource can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of antenna port grouping, optionally, institute Stating antenna port grouping can be reported or network equipments configuration is to terminal device by terminal device.Optionally, the antenna end The ID of mouth grouping can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of aerial panel, optionally, the day Line panel can be reported by terminal device or network equipments configuration is to terminal device.Optionally, the ID of the aerial panel can Using the ID as the timing process.
5th aspect, provides a kind of network equipment, the arbitrary possible reality for executing first aspect or first aspect Method in existing mode.Specifically, which includes the arbitrary possible reality for executing first aspect or first aspect The unit or the network equipment of method in existing mode include the arbitrary possible reality for executing the third aspect or the third aspect The unit of method in existing mode.
6th aspect, provides a kind of terminal device, the arbitrary possible reality for executing second aspect or second aspect Method in existing mode.Specifically, which includes the arbitrary possible reality for executing second aspect or second aspect The unit or the terminal device of method in existing mode include the arbitrary possible reality for executing fourth aspect or fourth aspect The unit of method in existing mode.
7th aspect, provides a kind of network equipment, which includes memory and processor, which is used for Computer program is stored, the processor from memory for calling and running the computer program so that the transmitting terminal executes Method in the arbitrary possible realization method of above-mentioned first aspect and first aspect, or execute the above-mentioned third aspect or third party Method in the arbitrary possible realization method in face.
Eighth aspect provides a kind of terminal device, which includes memory and processor, which is used for Computer program is stored, the processor from memory for calling and running the computer program so that the receiving terminal executes Method in the arbitrary possible realization method of above-mentioned second aspect and second aspect, the fourth aspect or fourth aspect are appointed The method anticipated in possible realization method.
9th aspect, provides a kind of computer readable storage medium, for storing computer program, the computer program It include the instruction for executing the method in the arbitrary possible realization method of above-mentioned various aspects and above-mentioned various aspects.
Tenth aspect provides a kind of computer program product including instruction, when run on a computer so that Computer executes the method in the arbitrary possible realization method of above-mentioned various aspects and above-mentioned various aspects.
Tenth on the one hand, and this application provides a kind of chip systems, which includes processor, for supporting data Sending device realizes function involved in above-mentioned aspect, for example, for example generating or handling data involved in the above method And/or information.In a kind of possible design, the chip system further includes memory, the memory, for preserving data The necessary program instruction of sending device and data.The chip system can be made of chip, can also include chip and other points Vertical device.
12nd aspect, this application provides a kind of chip systems, which includes processor, for supporting data Receiving device realizes function involved in above-mentioned aspect, for example, for example receiving or handling data involved in the above method And/or information.In a kind of possible design, the chip system further includes memory, the memory, for preserving data The necessary program instruction of receiving device and data.The chip system can be made of chip, can also include chip and other points Vertical device.
Description of the drawings
Fig. 1 is the schematic diagram that can be applied to the communication system of the application.
Fig. 2 is the schematic flow chart according to the communication means of the application.
Fig. 3 is the schematic flow chart according to another communication means of the application.
Fig. 4 is the schematic block diagram according to the network equipment of the application.
Fig. 5 is the schematic block diagram according to the terminal device of the application.
Fig. 6 is the schematic block diagram according to another network equipment of the application.
Fig. 7 is the schematic block diagram according to another terminal device of the application.
Specific implementation mode
Below in conjunction with attached drawing, the technical solution in the application is described.
It should be understood that the technical solution of the 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) it system, General Packet Radio Service (general packet radio service, GPRS), drills for a long time Into (long term evolution, LTE) system, advanced long term evolution (advanced long term evolution, LTE-A) system, Universal Mobile Communication System (universal mobile telecommunication system, UMTS), 5G systems etc..It should be understood that 5G systems are referred to as new generation of wireless access technology (new radio access Technology, NR) system.
The network equipment in the application can be base station (the base transceiver in gsm system or cdma system Station, BTS), it can also be the base station (NodeB) in WCDMA system, can also be the evolved base station in LTE system Transmitting and receiving point (transmission in (evolutional Node B, eNB or eNodeB) or NR systems Reception point, TRP) etc., the embodiment of the present application is to this and is not particularly limited.
In addition, the network equipment involved by the embodiment of the present application can be the network equipment using CU-DU frameworks.Execute sheet Apply for that the network equipment of the method for embodiment can be central control unit (centrialized unit, CU), can also be point Cloth unit (distributed unit, DU), wherein CU is referred to as central node (central unit) or control Node (control unit).
In this application, terminal device can be described as access terminal, user equipment (user equipment, UE), Yong Hudan Member, 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, the handheld device with wireless communication function, computing device Or it is connected to the use in other processing equipments, mobile unit, wearable device and the 5G communication systems of radio modem Family equipment.
Fig. 1 shows the wireless communication system 100 suitable for the embodiment of the present application.The wireless communication system 100 can wrap At least one network equipment and at least one terminal device are included, for example, the network equipment shown in FIG. 1 110,120 and of terminal device Terminal device 130.The network equipment 110 can be communicated with terminal device 120 and terminal device 130 by radio open.For Ensure that the uplink signal that terminal device 120 and terminal device 130 are sent reaches the network equipment 110 in given time, needs to adopt Uplink synchronous is carried out with the mechanism of uplink timing advance (Uplink Timing Advance).In this way, the network equipment pass through it is appropriate Ground controls the offset of each terminal device, can control uplink signal from different terminal equipment reach the network equipment when Between.For the terminal device from the network equipment farther out, due to having larger transmission delay it is necessary to than the end closer from the network equipment End equipment sends upstream data in advance.
In the prior art, since system bandwidth is fixed, systematic sampling rate is also fixed, therefore can sample unified side Method calculates TA adjustment amounts.In new generation of wireless access technology (new radio access technology, NR) system, together When support high frequency (6GHz or more) and low frequency (6GHz or less).In high frequency, bandwidth is larger, and systematic sampling rate is high；In low frequency, bandwidth Smaller, systematic sampling rate is small.At this point, the TA schemes of the prior art have been not suitable for.Therefore, there is an urgent need for one kind suitable for NR systems TA schemes.For this purpose, this application provides a kind of communication means, can solve the above problems.
It should be understood that the above-mentioned communication system 100 for being applicable in the application is merely illustrative of, it is applicable in the communication system of the application not It is limited to this, for example, the quantity of the network equipment and terminal device that communication system includes can also be other quantity.
In addition, existing wireless communication system, such as LTE system, a terminal device only have there are one, two or most More 4 antenna ports (Antenna ports), and in NR, a terminal device can have mutiple antennas panel, different Aerial panel can be formed simultaneously different wave beams, and be directed to antenna port different on the same terminal device/wave beam hair Signal is penetrated in the timing advance of receiving side, existing protocol content do not relate to.For this purpose, this application provides another communication parties Method.
In order to facilitate the application is understood, in the following, being described in detail to the concept that the application may relate to.
Wave beam, it can be understood as space resources can refer to transmission or the reception precoding with energy transmission directive property Vector, and can go to identify the transmission by index information or receive precoding vector.The energy transmission directive property can be with Refer in certain space position, receives the signal after the precoding vector carries out precoding processing and receive work(with preferable Rate, such as meet and receive demodulation signal-to-noise ratio, the energy transmission directive property can also refer to be come from by precoding vector reception The identical signal that different spatial is sent has different reception power.Same equipment (such as the network equipment or terminal device) Can there are different precoding vectors, different equipment that there can also be different precoding vectors, that is, correspond to different wave beams, needle Configuration to equipment or ability, an equipment synchronization can use multiple and different precoding vectors in one or Person is multiple, i.e., can form a wave beam or multiple wave beams simultaneously.Beam information can be identified by index information, the rope Fuse, which ceases, can correspond to the resource identification (identity, ID) of configurating terminal device, the ID of the CSI-RS of such as corresponding configuration or Resource, can also be the uplink detection reference signal (Sounding Reference Signal, SRS) of corresponding configuration ID or Person's resource, alternatively, can also be the index information for showing or implicitly carrying by the signal or channel of the beams carry, including but It is not limited to send synchronizing signal by the wave beam that either broadcast channel or uplink random access the rope that channel indicates the wave beam Fuse ceases.
In the embodiment of the present application, the high-level signaling can be wireless heterogeneous networks (Radio Resource Control, RRC) signaling or wireless medium control control element (Media Access Control, MAC CE), the embodiment of the present application pair This is not construed as limiting.
Hereinafter, in conjunction with Fig. 2 and Fig. 3, communication means according to the ... of the embodiment of the present invention is described in detail.
It should be understood that Fig. 2 and Fig. 3 are the schematic flow charts of the communication means of the embodiment of the present invention, this method is shown Detailed communication steps or operation, but these steps or operation are only examples, and other operations can also be performed in the embodiment of the present invention Or the deformation of the various operations in Fig. 2 or Fig. 3.In addition, each step in Fig. 2 and Fig. 3 can respectively according to Fig. 2 and figure 3 different sequences presented execute, and it is possible to not really want to execute all operationss in Fig. 2 and Fig. 3.
Fig. 2 shows the schematic streams for the communication means according to an embodiment of the invention that the angle interacted from equipment describes Cheng Tu.The communication system that this method can be used for being communicated by radio open, the communication system may include at least one The network equipment and at least one terminal device.For example, the communication system can be wireless communication system 100 shown in Fig. 1.
As shown in Fig. 2, this approach includes the following steps：
S210, the network equipment determine first Timing Advance of the terminal device on first carrier unit.
Optionally, in the random access procedure, the network equipment can determine the by measuring the targeting sequencing that receives One Timing Advance.
Optionally, in RRC connected states or state that other can detect MAC CE, the network equipment can be based on measuring The uplink of the terminal device determines first Timing Advance.The uplink includes uplink detection with reference to letter Number (Sounding Reference Signal, SRS), uplink demodulation reference signal (Demodulation Reference Signal, DM-RS), physical uplink shared data channel (Physical Uplink Shared Channel, PUSCH) or object Uplink control channel (Physical Uplink Control Channel, PUCCH) etc. is managed, the embodiment of the present application does not make this It limits.
Optionally, first carrier unit belong in all carrier units included by the first timing advance group wherein it One, the Timing Advance on all carrier units is first Timing Advance.
In the scene of carrier wave polymerization or multi-connection, the network equipment by estimating that the timing of different carrier units carries in advance Carrier units with identical Timing Advance are arranged in " timing advance group " (Timing by the relationship between preceding amount Advance group, TAG) in.The evaluation method can be biography of the network equipment according to the different carrier units understood in advance Path is broadcast (for example, by looking at diameter (Line of Sight, LoS) straight between the network equipment and terminal device on some carrier units It is communicated, the network equipment and terminal device are carried out by a relaying on some carrier units, the network equipment to terminal device Between propagation delay it is naturally different), or carrier frequency spacing etc. between the carrier units that are aggregating calculated, the application It does not limit.
Optionally, the network equipment can be the multiple TAG of terminal equipment configuration by high-level signaling.For example, in the network equipment When often adding a secondary cell (Secondary cell, Scell) by high-level signaling instruction terminal equipment, while being this Scell adds a TAG mark.In one TAG if comprising main plot (Primary cell, Pcell), then this TAG It is properly termed as a main TAG (Primary TAG, pTAG)；If not including Primary cell, this TAG is known as one A auxiliary TAG (Secondary TAG, sTAG).PTAG and sTAG can include one or more Scell.Terminal device pair one Carrier units in a TAG think sub-frame of uplink timing slip having the same (uplink timing advance) and identical Downlink timing reference cell (downlink timing reference cell).It should be understood that the sub-frame of uplink timing is inclined Shifting is properly termed as Timing Advance.
It should be noted that in the application, the Timing Advance of first carrier unit is equivalent to the first timing advance group institute Corresponding Timing Advance.The application is to the corresponding Timing Advance of carrier units (for example, first carrier unit) and the carrier wave The corresponding Timing Advances of TAG (for example, first timing advance group) belonging to unit do not distinguish.
S220, the network equipment send first message to the terminal device.Correspondingly, terminal device receives first message.
Specifically, first message includes the first Timing Advance.The timing adjustment unit and first of first Timing Advance Carrier units are related.The timing adjustment module is referred to as the granularity of uplink synchronous.Hereinafter, for ease of description and area Point, the timing adjustment unit of the first Timing Advance is denoted as：First timing adjustment unit.
Optionally, the first timing adjustment unit is related with the first sampling clock, i.e. the first sampling clock is adopted according to first What sample clock determined.First sampling clock is one of in the sampling clock of the first TAG all carrier units for including.
Specifically, in the sampling clock for all carrier units that the first timing adjustment unit and the first TAG include The first sampling clock Ts,cCorrelation, such as the first timing adjustment unit are N*Ts,c.The N is that system is predefined or pass through What high-level signaling or physical layer signaling configured, N is positive integer.
The first sampling clock Ts,c, for example, it may be in the first TAG in the corresponding sampling clock of all carrier units Minimum sampling clock.Minimum sampling clock is related to the maximum carrier bandwidths in all carrier units in the first TAG, such as most Small sampling clock is inversely proportional with the maximum carrier bandwidths.The first sampling clock Ts,c, for another example, can be can be by the first TAG In the maximum sampling clock divided exactly of the corresponding sampling clock of all carrier waves.
Optionally, the first timing adjustment unit is related with the second sampling clock, wherein the second sampling clock defines for system Minimum sampling clock.
Specifically, the corresponding timing adjustment unit of first carrier unit is N1*Ts, N1For positive integer.Such as TAGiFor height Frequently, corresponding timing adjustment unit is Ni*Ts, TAGi+1For low frequency, corresponding timing adjustment unit is Ni+1*Ts, the Ni、N i+1For Positive integer, and NiNo more than Ni+1.Optionally, the N1Either believed by high-level signaling or physical layer for system is predefined Enable configuration.
Optionally, the first timing adjustment unit is related with first carrier frequency point, and the first carrier frequency point is described all One of in all carrier frequency points corresponding to carrier units, wherein the carrier frequency point and the carrier units are one by one It is corresponding.
Specifically, can be corresponded to according to all carrier units that the first TAG includes described in the first carrier unit Carrier frequency point set in frequency point fc determine the load in conjunction with the relationship of predefined carrier frequency point and timing adjustment unit The corresponding first timing adjustment unit of wave unit.
For example, the frequency point fc can be the corresponding carrier frequency point set of carrier units set that the first TAG includes Either maximum frequency point either frequency point average value or is the corresponding frequency point of main serving cell or is first for minimum frequency point in conjunction The auxiliary serving cell of a access, the application are not especially limited this.
The relationship of the carrier frequency point fc and the precision of the first Timing Advance can be that system is predefined or pass through What high-level signaling or physical layer signaling configured.
It should be understood that in the application, carrier units, carrier wave correspond to identical physical meaning, can be interchanged, the areas the application Bu Zuo Point.
Optionally, the first timing adjustment unit is according to multiple and different parameter sets in the first carrier unit (numerology) what the first subcarrier spacing and the second subcarrier spacing in the subcarrier spacing indicated by determined.
For example, the first subcarrier spacing can be maximum in subcarrier spacing indicated by multiple and different parameter set Carrier wave interval.Second subcarrier spacing can be any subcarrier in the subcarrier spacing indicated by multiple and different parameter sets Interval.Be used as the first timing adjustment unit using reciprocal N times of maximum subcarrier spacing, the N for system it is predefined or It is configured by high-level signaling or physical layer signaling.
It should be understood that the parameter set is defined as one group of parameter, this group of parameter includes at least one of following：Subcarrier spacing, The symbolic number etc. that symbol lengths, CP length, bandwidth, each time quantum include.
Optionally, the first message can be accidental access response message, or timing adjustment command (Timing Advance Command, TAC) message, or other message, the present invention do not limit.
Optionally, the finger of the first Timing Advance can be carried out by timing advance control field in the first message Show.
Further, if in the random access procedure, the network equipment determines the by measuring the targeting sequencing that receives One Timing Advance, then the network equipment can by the timing advance control field in random access response to terminal device send First Timing Advance.
Further, if in RRC connected states or when other can detect the state of MAC CE, the network equipment is based on surveying The uplink of counterpart terminal equipment is measured to determine the Timing Advance of each terminal device, then the network equipment can pass through MAC Timing advance control command in CE sends the first Timing Advance to terminal device, it is desirable that it adjusts uplink timing, i.e., Adjust the sending time of the uplink signal on first carrier unit.
S230, terminal device determine that the first timing advance adjusts according to the first Timing Advance and the first timing adjustment unit Amount.
Specifically, according to the first timing adjustment unit, terminal can determine the first timing advance adjustment amount.
For example, terminal can calculate the first Timing Advance according to following formula：
NTA,new1=NTA,old1+(TA-A1)×B1
Wherein, A1 can be that system is predefined or high-level signaling configures, and B1 is the first timing adjustment unit, NTA,new1For the first timing advance adjustment amount, NTA,old1For last timing advance adjustment amount, TAFor the first Timing Advance.
For another example terminal can determine according to first of any carrier wave C in the TAG belonging to following formula calculating first carrier When corresponding first timing sampling of lead count out：
NTA,new2=NTA,old2+(TA-A2)×B2
Wherein, A2 can be that system is predefined or high-level signaling configures, and B2 is that the first timing adjustment unit is removed With the corresponding sampling clocks of the carrier wave C, NTA,new1It counts out for corresponding first timing sampling of the first timing advance adjustment amount, NTA,ol1dIt counts out for last corresponding first timing sampling of timing advance adjustment amount.
Therefore, according to the communication means of the application, can according to the relevant timing adjustment unit of carrier wave, determine corresponding TA adjustment amounts meet requirement of the different frequency range to TA precision, and uplink synchronous more accurately is carried out so as to basis.
Optionally, this method can also include：
S240, terminal device determine the entry-into-force time of the first timing advance adjustment amount.
Specifically, since the corresponding time quantums of different numerology may be different, for belonging to the same carrier wave The different numerology of unit, the order of timing advance order (Timing Advance Command, TAC) (for example, the One message) entry-into-force time should have consistent understanding.In LTE, if terminal device receives TAC in subframe n, terminal is set It is standby that the timing advance adjustment amount can be applied since subframe n+6.If terminal device is sent in subframe n and subframe n+1 PUCCH/PUSCH/SRS is overlapped due to timing advance adjustment amount, then terminal device is sent complete in subframe n Hold, without sending the part being overlapped in subframe n+1.In different numerology, the number of subframe may be inconsistent, therefore The entry-into-force time for needing to redefine TAC ensures that the TA adjustment entry-into-force times that different numerology are calculated are consistent.
In the embodiment of the present application, optionally, when terminal device can be according to the system-based of the first timing advance adjustment amount Between unit, determine the entry-into-force time, i.e. TA adjusts the entry-into-force time.The system-based time quantum be systemic presupposition or Network side configuration.
The system-based time quantum, such as can be 1 millisecond or some time quantum, such as some Some time quantum of numerology, time quantum can be subframe, time slot etc..It should be understood that subframe, time slot can be existing There are subframe defined in agreement, time slot, can also be subframe in NR, time slot, or can also be other following communication systems Defined in subframe, time slot, the embodiment of the present application do not limit this.
Optionally, the system-based time quantum is that the multiple parameters corresponding to the first carrier unit are concentrated The first parameter set determine.
Optionally, the first carrier unit belongs to the first timing advance group, included by the first timing advance group Timing Advance on all carrier units is first Timing Advance；
The terminal device determines the entry-into-force time of the timing advance adjustment amount, including：The terminal device is according to institute It states the multiple parameters included by the first timing advance group and concentrates the second parameter set, determine the entry-into-force time.
Using some in multiple numerology in the first TAG as fiducial time unit, such as subframe lengths are chosen most Long subframe or the selection shortest subframe of subframe lengths, other numerology is needed according to the relationship with fiducial time unit Inverse is carried out, infers the entry-into-force time position of adjustment.
It should be understood that different numerology corresponds to different n+k, n values are related to numerology, k values with Numerology is related；
Further, it is contemplated that terminal device multiple antennas panel scene, the data flow that each aerial panel is sent can be by different Beam direction is directed toward the different network equipments, and the wave beam or antenna port set for being sent to heterogeneous networks equipment may need not Same Timing Advance or the same wave beam can be sent on different time to heterogeneous networks equipment, be corresponded to not Same Timing Advance.
In the embodiment of the present application, the Timing Advance on first carrier may include at least one, Timing Advance with Terminal device corresponds to.Wherein, the Timing Advance corresponding to different wave beams can be different.Different wave beams can be understood as not Same terminal device, i.e. terminal device can be understood as a wave beam or one group of wave beam or a wave beam group.Therefore, it can be directed to Each wave beam or wave beam group, configure independent timing process.
Optionally, in the embodiment of the present application, the first Timing Advance is the Timing Advance of the first timing process.First Timing process be first carrier unit corresponding to multiple timing processes in one of, it is more corresponding to multiple timing processes A Timing Advance is multiple Timing Advances corresponding to multigroup uplink transmission resource.Wherein, the multiple timing process with The multiple Timing Advance corresponds, and multigroup uplink transmission resource is corresponded with the multiple Timing Advance.
Specifically, first carrier unit corresponds to multiple timing processes, each timing process corresponds to a Timing Advance, Each Timing Advance corresponds to one group of uplink transmission resource.In the case, the network equipment removes it needs to be determined that first carrier unit On the first Timing Advance, it is also necessary to determine the corresponding Timing Advances with other processes, and timing determined by sending carries Preceding amount, so as to be timed adjustment to transmitted uplink signal on different transfer resources.
In the embodiment of the present application, optionally, the multiple timing process is distinguished by unique process identification (PID) ID. The process identification (PID) ID, for example, can ID corresponding with the uplink transmission resource be same ID.
Optionally, it in the first message may include timing process ID and corresponding Timing Advance.That is, The network equipment is in addition to transmission timing lead, it is also necessary to send corresponding process ID.In this way, terminal device can according into Row ID determines corresponding Timing Advance.
Optionally, the multiple timing process in first carrier unit can be by preset rules, on the multiple Row transfer resource corresponds.
Optionally, as a kind of preset rules, a timing process corresponds to a wave beam or wave beam group, is transmitted in configuration Or when wave beam group, its corresponding timing process of implicit determination.Optionally, the wave beam or the ID of wave beam group, which can be used as, is somebody's turn to do The ID of timing process.
Optionally, as another preset rules, a timing process corresponds to one group of uplink (sounding resource Signal, SRS) resource, when configuring SRS resource, its corresponding timing process of implicit determination.Optionally, the SRS resource ID can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of antenna port grouping, optionally, institute Stating antenna port grouping can be reported or network equipments configuration is to terminal device by terminal device.Optionally, the antenna end The ID of mouth grouping can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of aerial panel, optionally, the day Line panel can be reported by terminal device or network equipments configuration is to terminal device.Optionally, the ID of the aerial panel can Using the ID as the timing process.
Optionally, before sending the first message, the network equipment can be terminal equipment configuration first carrier unit In the multiple timing progress information, the timing progress information includes the relationship between timing process and uplink transmission resource Information.The message of the multiple timing progress informations of configuration can be high-level signaling or be physical layer signaling.
Optionally, the network equipment by the configuration message can directly be the multiple timing processes of terminal equipment configuration and The corresponding process ID of each process.
Optionally, the configuration message includes the initial value of the corresponding Timing Advance of each timing process simultaneously.
Optionally, the configuration message can be the message that the network equipment is terminal equipment configuration wave beam or wave beam group, net Network equipment when for terminal equipment configuration wave beam or wave beam group, it is independent or configured by way of combined coding TA processes with And its corresponding timing process ID.Wave beam or wave beam group are corresponded with timing process.
It optionally, can be using wave beam ID/ wave beam groups ID etc. as the ID of timing process, i.e., by indicating transmission beam letter Breath, just indicates corresponding timing process accordingly.
Optionally, when terminal device is initially accessed, the timing can be configured by random access response Process and the timing process ID.
For another example, the message when configuration message can be the network equipment be terminal equipment configuration SRS resource, the network equipment When for terminal equipment configuration SRS resource, it is independent or configured by way of combined coding TA processes and its corresponding to Timing process ID,
Optionally, using the corresponding ID of the SRS resource as corresponding timing process ID, in this way by the transmission of different SRS, The timing adjustment amount of different processes under connected state can be obtained.
In addition, the corresponding initial timing value of the timing process can be configured while configuration timing process, to be used for calculating The timing adjustment amount of corresponding timing process.Optionally, the timing adjustment command carried in accidental access response message can be made For initial timing value.
Optionally, for the different network equipments or different wave beam groups, terminal side equipment can by respectively with Machine access procedure obtains process ID and corresponding initial timing value.
Optionally, when carrying out beam switchover, the network equipment can by beam switchover message (RRC MAC CE or Person DCI etc.) at the same instruction terminal equipment using corresponding timing process indicate Timing Advance carry out uplink.
Optionally, process ID distribution can be carried out according to preset rules, such as according to the sequence of configuration process, is sequentially carried out The distribution of ID.
Optionally, the first message includes the timing advance for the multiple timing processes being used to indicate in same carrier units It measures and is corresponding in turn to the timing process of the multiple separate configurations, indicate that corresponding timing process needs the timing advance being adjusted Amount.
Fig. 3 shows the schematic of the communication means according to another embodiment of the application of the angle description interacted from equipment Flow chart.The communication system that this method can be used for being communicated by radio open, the communication system may include at least two A network equipment and at least one terminal device.
S310, the network equipment determine the Timing Advance of at least one timing process in same carrier units, it is described at least One timing process is corresponding at least one set of resource of multigroup uplink transmission resource.
S320, the network equipment send second message to terminal device, and the second message includes described at least one The Timing Advance of process.The second message includes at least one of same carrier units Timing Advance, it is described at least One Timing Advance is corresponded at least one timing process, at least one Timing Advance and at least one set of uplink Transfer resource corresponds.
S330, the terminal device determine according to the first Timing Advance at least one Timing Advance One timing advance adjustment amount, first Timing Advance and the first timing process pair at least one timing process It answers.
The TA schemes of the prior art, can not be under the premise of heterogeneous networks equipment different timing only for a network equipment Support the switching at runtime of the network equipment for uplink receiving.And the communication means of the embodiment of the present application, by introducing multiple TA Process, each TA processes correspond to a network equipment, by the Timing Advance of dynamic instruction difference process, can ensure dynamic Carry out receive the network equipment switching to receive the upstream signals of the terminal device.
In one possible implementation, the uplink transmission resource is any one of following：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference Signal SRS resource.
The uplink transmission resource may be other ascending resources, and the application does not limit.
In one possible implementation, the second message further include it is at least one first instruction information, it is described extremely The Timing Advance of few one first instruction information and at least one timing process corresponds, the first instruction information Timing process for determining the Timing Advance corresponding to the first instruction information, and at least one first instruction letter It ceases different.
Optionally, the first instruction information is the mark (identity, ID) of corresponding uplink transmission resource.
Optionally, the relative position between the multiple first instruction information is determined according to the index of uplink transmission resource 's.
In one possible implementation, described before the network equipment sends second message to terminal device Method further includes：
The network equipment to the terminal device send configuration information, the configuration information be used to indicate it is described it is multigroup on The correspondence of row transfer resource and at least one timing process.
Optionally, the configuration information is accidental access response message.
Optionally, the configuration information is radio resource control information (Radio Resource Control, RRC).
Optionally, the configuration information further includes the initial timing value of each timing process.
Optionally, in one possible implementation, the method further includes：
The network equipment sends uplink transmission resource handover request to the terminal device, and the uplink transmission resource is cut Change message at the same can serve to indicate that the terminal device use with switch after the corresponding timing process of uplink transmission resource Uplink is carried out with Timing Advance.
Optionally, the multiple timing process in first carrier unit can be by preset rules, on the multiple Row transfer resource corresponds.
Optionally, as a kind of preset rules, a timing process corresponds to a wave beam or wave beam group, is transmitted in configuration Or when wave beam group, its corresponding timing process of implicit determination.Optionally, the wave beam or the ID of wave beam group, which can be used as, is somebody's turn to do The ID of timing process.
Optionally, as another preset rules, a timing process corresponds to one group of uplink SRS resource, in configuration SRS moneys When source, its corresponding timing process of implicit determination.Optionally, the ID of the SRS resource can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of antenna port grouping, optionally, institute Stating antenna port grouping can be reported or network equipments configuration is to terminal device by terminal device.Optionally, the antenna end The ID of mouth grouping can be as the ID of the timing process.
Optionally, as another preset rules, a timing process corresponds to one group of aerial panel, optionally, the day Line panel can be reported by terminal device or network equipments configuration is to terminal device.Optionally, the ID of the aerial panel can Using the ID as the timing process.
It should be understood that is above described is equally applicable in this application with the relevant embodiment of timing process more.
Fig. 4 is according to the schematic block diagram of the network equipment of the embodiment of the present application.As described in Figure 4, which wraps It includes：Processing unit 410 and transmission unit 420.
Processing unit 410, for determining first Timing Advance of the terminal device on first carrier unit；
Transmission unit 420, for sending first message to the terminal device, the first message includes described first fixed When lead, wherein the timing adjustment unit of first Timing Advance is related with the first carrier unit.
It should be understood that each unit may be respectively used for executing the network in above-mentioned each method embodiment in the network equipment 400 Each action of equipment or processing procedure.Here, in order to avoid repeating, description is omitted.
Fig. 5 is according to the schematic block diagram of the terminal device of the embodiment of the present application.As described in Figure 5, which wraps It includes：Processing unit 510 and transmission unit 520.
Processing unit 510, for determining first Timing Advance of the terminal device on first carrier unit；
Transmission unit 520, for sending first message to the terminal device, the first message includes described first fixed When lead, wherein the timing adjustment unit of first Timing Advance is related with the first carrier unit.
It should be understood that each unit may be respectively used for executing the terminal in above-mentioned each method embodiment in the terminal device 500 Each action of equipment or processing procedure.Here, in order to avoid repeating, description is omitted.
Fig. 6 shows the schematic diagram of the network equipment 600 according to the embodiment of the present application.As shown in fig. 6, the network Equipment 600 includes：Transceiver 610, processor 620 and memory 630.Wherein, transceiver 610, processor 620 and memory It is communicated by internal connecting path between 630, transmits control and/or data-signal.
It should also be understood that when the processor 620 is called from memory and runs the computer program, processor 620 can For executing the above method and realize the executive agent of this method, for example, terminal function.
Fig. 7 shows the schematic diagram of the terminal device 700 according to the embodiment of the present application.As shown in fig. 7, the terminal Equipment 700 includes：Transceiver 710, processor 720 and memory 730.Wherein, transceiver 710, processor 720 and memory It is communicated by internal connecting path between 730, transmits control and/or data-signal.
It should also be understood that when the processor 720 is called from memory and runs the computer program, processor 720 can For executing the above method and realize the executive agent of this method, for example, the network equipment function.
The embodiment of the present application can be applied in processor, or be realized by processor.Processor can be a kind of integrated Circuit chip, the processing capacity with signal.During realization, each step of above method embodiment can pass through processor In hardware integrated logic circuit or software form instruction complete.Above-mentioned processor can be central processing unit (central processing unit, CPU), the processor can also be other general processors, digital signal processor (digital signal processor, DSP), application-specific integrated circuit (application specific integrated Circuit, ASIC), ready-made programmable gate array (field programmable gate array, FPGA) or other can Programmed logic device, discrete gate or transistor logic, discrete hardware components.It may be implemented or execute the application implementation Disclosed each method, step and logic diagram in example.General processor can be that microprocessor or the processor can also It is any conventional processor etc..The step of method in conjunction with disclosed in the embodiment of the present application, can be embodied directly in hardware decoding Processor executes completion, or in decoding processor hardware and the combination of software device execute completion.Software device can be located at Machine memory, flash memory, read-only memory, programmable read only memory or electrically erasable programmable memory, register etc. are originally In the storage medium of field maturation.The storage medium is located at memory, and processor reads the information in memory, in conjunction with its hardware The step of completing the above method.
It should also be understood that the memory in the embodiment of the present application can be volatile memory or nonvolatile memory, or It may include both volatile and non-volatile memories.Wherein, nonvolatile memory can be read-only memory (read- Only memory, ROM), programmable read only memory (programmable ROM, PROM), the read-only storage of erasable programmable Device (erasable PROM, EPROM), electrically erasable programmable read-only memory (electrically EPROM, EEPROM) or Flash memory.Volatile memory can be random access memory (random access memory, RAM), be used as external high Speed caching.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static RAM (static RAM, SRAM), dynamic random access memory (dynamic RAM, DRAM), Synchronous Dynamic Random Access Memory (synchronous DRAM, SDRAM), double data speed synchronous dynamic RAM (double data rate SDRAM, DDR SDRAM), enhanced Synchronous Dynamic Random Access Memory (enhanced SDRAM, ESDRAM), synchronized links Dynamic random access memory (synchlink DRAM, SLDRAM) and direct rambus random access memory (direct Rambus RAM, DRRAM).It should be noted that the memory of system and method described herein be intended to including but not limited to these and appoint The memory for other suitable types of anticipating.
It should be understood that the terms "and/or", only a kind of incidence relation of description affiliated partner, expression can deposit In three kinds of relationships, for example, A and/or B, can indicate：Individualism A exists simultaneously A and B, these three situations of individualism B. In addition, character "/" herein, it is a kind of relationship of "or" to typically represent forward-backward correlation object.
It should be understood that in the various embodiments of the application, size of the sequence numbers of the above procedures is not meant to execute suitable The execution sequence of the priority of sequence, each process should be determined by its function and internal logic, the implementation without coping with the embodiment of the present application Process constitutes any restriction.
Those of ordinary skill in the art may realize that lists described in conjunction with the examples disclosed in the embodiments of the present disclosure Member and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These functions are actually It is implemented in hardware or software, depends on the specific application and design constraint of technical solution.Professional technician Each specific application can be used different methods to achieve the described function, but this realization is it is not considered that exceed Scope of the present application.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In several embodiments provided herein, it should be understood that disclosed systems, devices and methods, it can be with It realizes by another way.For example, the apparatus embodiments described above are merely exemplary, for example, the unit It divides, only a kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component It can be combined or can be integrated into another system, or some features can be ignored or not executed.Another point, it is shown or The mutual coupling, direct-coupling or communication connection discussed can be the indirect coupling by some interfaces, device or unit It closes or communicates to connect, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple In network element.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme 's.
In addition, each functional unit in each embodiment of the application can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer read/write memory medium.Based on this understanding, the technical solution of the application is substantially in other words The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be People's computer, server or network equipment etc.) execute each embodiment the method for the application all or part of step. And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (read-only memory, ROM), arbitrary access are deposited The various media that can store program code such as reservoir (random access memory, RAM), magnetic disc or CD.
The above, the only specific implementation mode of the application, but the protection domain of the application is not limited thereto, it is any Those familiar with the art can easily think of the change or the replacement in the technical scope that the application discloses, and should all contain It covers within the protection domain of the application.Therefore, the protection domain of the application should be based on the protection scope of the described claims.

Claims (34)

1. a kind of communication means, which is characterized in that including：
The network equipment determines first Timing Advance of the terminal device on first carrier unit；
The network equipment sends first message to the terminal device, and the first message includes first timing advance Amount, wherein the timing adjustment unit of first Timing Advance is related with the first carrier unit.
2. the method as described in claim 1, which is characterized in that the first carrier unit belongs to the first timing advance group and wrapped One of in all carrier units included, the Timing Advance on all carrier units is first timing advance Amount.
3. method as claimed in claim 2, which is characterized in that the timing adjustment unit is determined according to the first sampling clock , first sampling clock is one of in the sampling clock of all carrier units.
4. method as claimed in claim 2, which is characterized in that the timing adjustment unit is determined according to the second sampling clock , wherein the second sampling clock is the minimum sampling clock that system defines.
5. method as claimed in claim 2, which is characterized in that the timing adjustment unit is determined according to first carrier frequency point , the first carrier frequency point is one of in all carrier frequency point corresponding to all carrier units, wherein institute Carrier frequency point is stated to correspond with the carrier units.
6. the method as described in any one of claim 1 to 5, which is characterized in that first Timing Advance is first fixed The Timing Advance of Shi Jincheng, the first timing process are in multiple timing processes corresponding to the first carrier unit One of them, multiple Timing Advances corresponding to the multiple timing process are multiple corresponding to multigroup uplink transmission resource Timing Advance, wherein the multiple timing process is corresponded with the multiple Timing Advance, multigroup uplink Resource is corresponded with the multiple Timing Advance.
7. method as claimed in claim 6, which is characterized in that the uplink transmission resource is any one of following：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference signal SRS resource.
8. a kind of communication means, which is characterized in that including：
Terminal device receives the first message that the network equipment is sent, and the first message includes terminal device in first carrier unit On the first Timing Advance；
The terminal device is determined according to the timing adjustment unit of first Timing Advance and first Timing Advance First timing advance adjustment amount, the first timing advance adjustment amount are used to adjust the uplink signal on the first carrier unit Sending time.
9. method as claimed in claim 8, which is characterized in that the first carrier unit belongs to the first timing advance group and wrapped One of in all carrier units included, the Timing Advance on all carrier units is first timing advance Amount.
10. method as claimed in claim 9, which is characterized in that the timing adjustment unit is true according to the first sampling clock Fixed, first sampling clock is one of in the sampling clock of all carrier units.
11. method as claimed in claim 10, which is characterized in that first sampling clock is all carrier units institutes Minimum sampling clock in corresponding sampling clock, the minimum sampling clock is according to the maximum in all carrier units What carrier bandwidths determined, or, first sampling clock is that can be divided exactly by the sampling clock corresponding to all carrier waves Maximum sampling clock.
12. method as claimed in claim 9, which is characterized in that the timing adjustment unit is true according to the second sampling clock Fixed, wherein the second sampling clock is the minimum sampling clock that system defines.
13. method as claimed in claim 9, which is characterized in that the timing adjustment unit is true according to first carrier frequency point Fixed, the first carrier frequency point is one of in all carrier frequency point corresponding to all carrier units, wherein The carrier frequency point is corresponded with the carrier units.
14. the method as described in any one of claim 8 to 13, which is characterized in that the method further includes：
The terminal device determines the entry-into-force time of the first timing advance adjustment amount.
15. method as claimed in claim 14, which is characterized in that the first carrier unit belongs to the first timing advance group, The Timing Advance on all carrier units included by the first timing advance group is first Timing Advance；
The terminal device determines the entry-into-force time of the timing advance adjustment amount, including：
Multiple parameters of the terminal device included by the first timing advance group concentrate the first parameter set, determine described in Entry-into-force time.
16. the method as described in any one of claim 8 to 15, which is characterized in that first Timing Advance is first The Timing Advance of timing process, the first timing process are in multiple timing processes corresponding to the first carrier unit One of, the Timing Advance corresponding to the first timing process is corresponding to one group in multigroup uplink transmission resource Timing Advance.
17. the method described in claim 16, which is characterized in that the uplink transmission resource is any one of following：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference signal SRS resource.
18. a kind of network equipment, which is characterized in that including：
Processing unit, for determining first Timing Advance of the terminal device on first carrier unit；
Transmission unit, for sending first message to the terminal device, the first message includes first timing advance Amount, wherein the timing adjustment unit of first Timing Advance is related with the first carrier unit.
19. the network equipment as claimed in claim 18, which is characterized in that the first carrier unit belongs to the first timing advance One of in the included all carrier units of group, the Timing Advance on all carrier units is described first fixed When lead.
20. the network equipment as claimed in claim 19, which is characterized in that the timing adjustment unit is when being sampled according to first What clock determined, first sampling clock is one of in the sampling clock of all carrier units.
21. the network equipment as claimed in claim 19, which is characterized in that the timing adjustment unit is when being sampled according to second What clock determined, wherein the second sampling clock is the minimum sampling clock that system defines.
22. the network equipment as claimed in claim 19, which is characterized in that the timing adjustment unit is according to first carrier frequency Point is determining, and the first carrier frequency point is one of in all carrier frequency points corresponding to all carrier units, Wherein, the carrier frequency point is corresponded with the carrier units.
23. the network equipment as described in any one of claim 18 to 22, which is characterized in that first Timing Advance is The Timing Advance of first timing process, the first timing process be the first carrier unit corresponding to multiple timings into One of in journey, multiple Timing Advances corresponding to the multiple timing process are corresponding to multigroup uplink transmission resource Multiple Timing Advances, wherein the multiple timing process and the multiple Timing Advance correspond, it is described it is multigroup on Row transfer resource is corresponded with the multiple Timing Advance.
24. the network equipment as claimed in claim 23, which is characterized in that the uplink transmission resource be it is following in any ?：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference signal SRS resource.
25. a kind of terminal device, which is characterized in that including：
Receiving unit, the first message for receiving network equipment transmission, the first message include that terminal device is carried first The first Timing Advance on wave unit；
Processing unit, for the timing adjustment unit according to first Timing Advance and first Timing Advance, really Fixed first timing advance adjustment amount, the first timing advance adjustment amount are used to adjust the uplink letter on the first carrier unit Number sending time.
26. terminal device as claimed in claim 25, which is characterized in that the first carrier unit belongs to the first timing advance One of in the included all carrier units of group, the Timing Advance on all carrier units is described first fixed When lead.
27. terminal device as claimed in claim 26, which is characterized in that the timing adjustment unit is when being sampled according to first What clock determined, first sampling clock is one of in the sampling clock of all carrier units.
28. terminal device as claimed in claim 27, which is characterized in that first sampling clock is all carrier wave lists Minimum sampling clock in sampling clock corresponding to member, the minimum sampling clock is according in all carrier units What maximum carrier bandwidths determined, or, first sampling clock is can be whole by the sampling clock corresponding to all carrier waves The maximum sampling clock removed.
29. terminal device as claimed in claim 26, which is characterized in that the timing adjustment unit is when being sampled according to second What clock determined, wherein the second sampling clock is the minimum sampling clock that system defines.
30. terminal device as claimed in claim 26, which is characterized in that the timing adjustment unit is according to first carrier frequency Point is determining, and the first carrier frequency point is one of in all carrier frequency points corresponding to all carrier units, Wherein, the carrier frequency point is corresponded with the carrier units.
31. the terminal device as described in any one of claim 25 to 30, which is characterized in that the processing unit is additionally operable to：
Determine the entry-into-force time of the first timing advance adjustment amount.
32. terminal device as claimed in claim 31, which is characterized in that the first carrier unit belongs to the first timing advance Group, the Timing Advance on all carrier units included by the first timing advance group are first Timing Advance；
The processing unit is specifically used for：
Multiple parameters included by the first timing advance group concentrate the first parameter set, determine the entry-into-force time.
33. the terminal device as described in right wants any one of 25 to 32, which is characterized in that first Timing Advance is the The Timing Advance of one timing process, the first timing process are multiple timing processes corresponding to the first carrier unit One of in, the Timing Advance corresponding to the first timing process is right for one group in multigroup uplink transmission resource The Timing Advance answered.
34. terminal device as claimed in claim 33, which is characterized in that the uplink transmission resource be it is following in any ?：
The antenna port set of uplink, the wave beam of uplink, the wave beam group of uplink and uplink detection reference signal SRS resource.
CN201710314192.7A 2017-05-05 2017-05-05 Communication method, network equipment and terminal equipment Expired - Fee Related CN108811075B (en)

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CN201710314192.7A CN108811075B (en) 2017-05-05 2017-05-05 Communication method, network equipment and terminal equipment
PCT/CN2018/085563 WO2018202116A1 (en) 2017-05-05 2018-05-04 Communication method, network device and terminal device

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WO2023241505A1 (en) * 2022-06-14 2023-12-21 华为技术有限公司 Communication method and apparatus
CN116939873A (en) * 2023-08-11 2023-10-24 北京云智软通信息技术有限公司 Random access method, timing adjustment method, base station and equipment

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