CN108476513A - Device and method for providing 5G uplink requests - Google Patents

Abstract

Generally describe the device and method that scheduled uplink data is asked in 5G systems.UE sends scheduling request (SR) or 5G Physical Random Access Channels (xPRACH) on remaining for 5G scheduling requests or not reserved 5G or LTE link circuit resources in advance to eNB.Message depends on being sent using which link.It depends on whether to use reserved resource and reserved logic channel ID, the uplink license of the SR is directed to after sending SR and in response to receiving, and UE sends BSR and possible wave beam measurement report to eNB.Then, in response to receiving the 5G physical downlink control channels permitted including 5G uplinks for data in optimal beam, UE sends 5G physical uplink shared channels.When sending xPRACH, the random access response of reduction is used.

Description

Device and method for providing 5G uplink requests

Prioity claim

This application claims submitting, Serial No. 62/280,574, entitled " in 5G systems on January 19th, 2016 The priority of the U.S. Provisional Patent Application of uplink requests (ON THE UPLINK REQUEST IN 5G SYSTEM) " is weighed Benefit, entire contents are incorporated herein by reference.

Technical field

Embodiment is related to radio access network.Some embodiments are related in honeycomb and WLAN (WLAN) network (packet Include third generation partner program long term evolution (3GPP LTE) network and advanced (LTE-A) networks of LTE and the 4th generation (4G) net Network and the 5th generation (5G) network) in provide data.Some embodiments are related to the design of the uplink requests in 5G networks.

Background technology

With the increase of the different types of equipment communicated with the various network equipments, the use of 3GPP LTE systems Increasing.With the appearance of the service of such as video flowing etc, which increase the quantity of user equipment (UE) and these UE to be made Bandwidth, and LTE network has been made to become more and more nervous.In order to increase capacity, next-generation LTE network may use more Input multi output (MIMO).Mimo system using multipath signal propagation by by identical evolution node B (eNB) identical or again The multiple signals sent in folded frequency are communicated with UE, if these signals are located in same paths, they will be mutual Interference.This increase in uplink or down link data can be exclusively used in a UE and (increase the UE by number of beams Effective bandwidth) (Single User MIMO or SU-MIMO), or can be directed to each UE (multi-purpose across multiple UE using different beams Family MIMO or MU-MIMO).

However, beam forming may make various to send and receive complication.It is used for for example, being intended to request in UE When the resource that uplink data is sent, eNB may be unaware that UE for the wave beam that scheduling request receives.It is asked to solve this Topic, the scheduling request repeated can be used, which to send, allows eNB execution beam scannings to be detected for the scheduling request of robust.This It may undesirably increase and send relevant overhead with scheduling request.

Description of the drawings

In the attached drawing being not drawn necessarily to scale, like numeral similar component described in different views.Have The like numeral of different letter suffix can indicate the different instances of similar component.Side of the attached drawing usually with example and not restrictive Formula illustrates the various embodiments discussed in this document.

Fig. 1 is the functional diagram of wireless network in accordance with some embodiments.

Fig. 2 shows the components of communication equipment in accordance with some embodiments.

Fig. 3 shows the block diagram of communication equipment in accordance with some embodiments.

Fig. 4 shows another block diagram of communication equipment in accordance with some embodiments.

Fig. 5 shows that the uplink requests in accordance with some embodiments for dependent LTE system design.

Fig. 6 shows that another uplink requests in accordance with some embodiments for dependent LTE system design.

Fig. 7 shows that another uplink requests in accordance with some embodiments for dependent LTE system design.

Fig. 8 shows that another uplink requests in accordance with some embodiments for dependent LTE system design.

Fig. 9 shows that another uplink requests in accordance with some embodiments for independent LTE system design.

Figure 10 shows that another uplink requests in accordance with some embodiments for independent LTE system design.

Specific implementation mode

Following description and drawings have absolutely proved specific embodiment so that those skilled in the art can implement it .Other embodiment can have structured, logic, electrical, process and other changes.The part of some embodiments and Feature can be included in other embodiment, or can substitute part and the feature of other embodiment.It is explained in claim The embodiment stated covers all available equivalent forms of these claims.

Fig. 1 shows that the end of long term evolution (LTE) network of the various assemblies in accordance with some embodiments with network is arrived Hold the example of a part for the network architecture.As it is used herein, LTE network refer to advanced (LTE-A) networks of LTE and LTE with And the LTE network of other versions leaved for development.Network 100 may include being connect by the radio that SI interfaces 115 are coupled Network (RAN) (for example, E-UTRAN as depicted or evolved universal terrestrial radio access network) 101 and core network 120 (for example, being shown as evolution block core (EPC)).For convenience and simplicity, illustrate only in this example core network 120 with An and part of RAN 101.

Core network 120 may include mobility management entity (MME) 122, gateway (service GW) 124 and grouping Data network gateway (PDN GW) 126.RAN 101 may include the evolution section for being communicated with user equipment (UE) 102 Point B (eNB) 104 (it may be used as base station).ENB 104 may include macro eNB 104a and low-power (LP) eNB 104b.eNB Simultaneous techniques described herein may be used in 104 and UE 102.

MME 122 can be functionally similar to the control plane of traditional services GPRS Support Node (SGSN).MME 122 In terms of the mobility in access can be managed, for example, gateway selection and tracking zone list management.Service GW 124 can be terminated (terminate) towards the interface of RAN 101, and packet is route between RAN 101 and core network 120.In addition, Service GW 124 can be the local mobility anchor for switching between eNB, and can be provided for mobility between 3GPP Anchor point.Other responsibilities may include lawful intercept, charging and some strategy executions.Servicing GW 124 and MME 122 can be by It realizes in a physical node or is implemented in separated physical node.

PDN GW 126 can terminate the SGi interfaces towards packet data network (PDN).PDN GW 126 can be in EPC Packet is route between 120 and outside PDN, and can be with implementation strategy execution and accounting data collection.PDN GW 126 are also The mobile device with non-LTE accesses can be directed to, anchor point is provided.External PDN can be any type of IP network and IP The domain IP multimedia subsystem, IMS (IMS).PDN GW 126 and service GW 124 can be implemented in a physical node or be implemented In separated physical node.

ENB 104 (macro and micro- eNB) can terminate air interface protocol, and can be the first contact point of UE 102. In some embodiments, the various logic function of RAN 101, including but not limited to RNC (radio nets may be implemented in eNB 104 Network controller function), for example, radio bearer management, uplink and the management of downlink dynamic radio resources and data Packet scheduling and mobile management.According to embodiment, UE 102 can be configured as according to ofdma communication technology by more Carrier communication channel transmits Orthodoxy Frequency Division Multiplex (OFDM) signal of communication with eNB 104.Ofdm signal may include multiple Orthogonal sub-carriers.

S1 interfaces 115 can be the interface for separating RAN 101 and EPC 120.S1 interfaces 115 are divided into two portions Point：S1-U and S1-MME, wherein S1-U can carry eNB 104 and service the data on flows between GW 124, and S1-MME can be with It is the signaling interface between eNB 104 and MME 122.X2 interface can be the interface between eNB 104.X2 interface may include Two parts：X2-C and X2-U.X2-C can be the control plane interface between eNB 104, and X2-U can be eNB 104 it Between user plane interface.

By cellular network, LP cells 104b can usually be used to extend coverage into outdoor signal and cannot well reach Room area, or for increasing network capacity in the intensive region used.Specifically, it may be desirable to using different size of Cell (macrocell, Microcell, picocell and Femto cell) enhances the coverage area of wireless communication system, to carry High system performance.Different size of cell can be operated on the same frequency band, or can be operated on different frequency bands (wherein each cell is all operated on different frequency bands, or only different size of cell is operated on different frequency bands). As it is used herein, term LP eNB refer to for realizing such as Femto cell, picocell or Microcell etc Any appropriate opposite LP eNB of cell (than macrocell smaller).Femto cell eNB usually can be by mobile network Operator is supplied to its residential consumer or corporate client.Femto cell usually can be the size or smaller of residential gateway, And it is typically connected to broadband line.Femto cell may be coupled to the mobile network of mobile operator, and provide range Usually in 30 meters to 50 meters of additional coverage.Therefore, LP eNB 104b can be Femto cell eNB, because it passes through PDN GW 126 is coupled.Similarly, picocell can be usual coverage cell domain (for example, building (office building, market, train Stand etc.) in or recently in aircraft) wireless communication system.Picocell eNB usually can by X2 links, By its base station controller (BSC) function connects to another eNB, for example, macro eNB.Therefore, because LP eNB can be via X2 Interface is coupled to macro eNB 104a, so LP eNB can be realized using picocell eNB.Picocell eNB or other LP eNB LP eNB 104b can include some or all functions of macro eNB LP eNB 104a.In some cases, this can To be referred to as access point base station or enterprise Femto cell.

Communication in LTE network can be divided into 10ms frames, and each frame may include 10 1ms subframes.It is every in frame A subframe may include the time slot of two 0.5ms again.Each subframe can be used for the communication of the uplink (UL) from UE to eNB or Downlink (DL) communication from eNB to UE.In one embodiment, eNB distribution ratio UL can be communicated more in particular frame The DL of quantity is communicated.ENB can dispatch multiple frequency band (f₁And f₂) on transmission.Money in the subframe used in a frequency band The distribution in source can be different from the distribution of the resource in the subframe used in another frequency band.System depending on using, subframe Each time slot may include 6-7 OFDM symbol.In one embodiment, subframe may include 12 subcarriers.Downlink Resource grid can be used for the transmission of the downlink from eNB to UE, and uplink resource grid can be used for from UE to eNB or It is sent from UE to the uplink of another UE.Resource grid can be time frequency grid, be in the downlink in each time slot Physical resource.Minimum time frequency unit in resource grid can be represented as resource element (RE).Each row of resource grid An OFDM symbol and an OFDM subcarrier can be corresponded respectively to every a line.Resource grid may include resource block (RB), mapping of the physical channel to resource element and physics RB (PRB) is described.PRB can be the minimum that can distribute to UE Resource unit.Resource block can be that the 180kHz wide in frequency and 1 time slot in the time are long.In frequency, resource block can be with It is that 12x 15kHz subcarriers or 24x 7.5kHz subcarriers are wide.For most of channels and signal, each resource block can use 12 subcarriers, are specifically dependent upon system bandwidth.In frequency division duplex (FDD) pattern, uplink frame and descending chain circuit frame two Person can be 10ms, and be frequency (full duplex) or time (half-duplex) separation.In time division duplex (TDD), uplink Way frame and downlink subframe can be sent on the same frequency, and are re-used in the time domain.Resource network in time domain The duration of lattice 400 corresponds to a subframe or two resource blocks.Each resource grid may include 12 (subcarriers) * 14 (symbol)=168 resource element.

Each OFDM symbol may include that (CP can be used for effectively eliminating intersymbol interference cyclic prefix (CP) And Fast Fourier Transform (FFT) period (ISI)).The duration of CP can be determined by highest predicted delay prevalence. Although the distortion from previous OFDM symbol can reside in CP, in the case where CP has enough duration, first Preceding OFDM symbol will not enter the FFT periods.Once receiving FFT periodic signals and being digitized to it, receiver can be with Ignore the signal in CP.

There may be several different physical down link channels transmitted using this kind of resource block, including physical down chain Road control channel (PDCCH) and physical down link sharing channel (PDSCH).Each downlink subframe can be divided into PDCCH and PDSCH.PDCCH can usually occupy the first two symbol of each subframe, and carry about with PDSCH channel phases The transformat of pass and the information of resource allocation and H-ARQ information related with uplink shared channel.PDSCH can take Band goes to the user data and higher level signaling of UE, and occupies the rest part of subframe.In general, can at eNB based on from UE is supplied to the channel quality information of eNB and (cell is distributed in control and shared channel resources block to execute downlink scheduling In UE), then downlink resource allocations information can be sent to each UE on the PDCCH for (distributing to) UE. PDCCH may include a kind of down link control information (DCI) of format in multiple format, be indicated how to UE from resource Data are found and decoded and (sent on the PDSCH in same subframe) in grid.DCI format can provide such as resource block The details of quantity, resource allocation type, modulation scheme, transmission block, redundancy versions, encoding rate etc.Each DCI format can have There is Cyclic Redundancy Code (CRC), and utilizes (the targeted target UE's of mark PDSCH) radio network temporary identifier (RNTI) It is scrambled.The decoding of DCI format (and corresponding PDSCH) can be limited to using the RNTI specific to UE only targeted UE。

Other than PDCCH, eNB and UE can use enhancing PDCCH (EPDCCH).Different from PDCCH, EPDCCH can be with It is disposed in and is normally assigned in the resource block of PDSCH.Different UE can have to be believed by radio resource control (RRC) Enable the different EPDCCH configurations of configuration.Each UE can be configured with multiple EPDCCH and gather, and matching between these set It sets and can also be different.Each EPDCCH set can have 2,4 or 8 PRB pairs.In some embodiments, if it is specific The resource block for being configured for EPDCCH in subframe is not used for EPDCCH transmissions during subframe, then these resource blocks can be with It is sent for PDSCH.

Embodiment described herein can be realized in the system using arbitrary appropriately configured hardware and/or software.Fig. 2 Show the component of UE in accordance with some embodiments.At least some components shown can be used in eNB or MME (for example, in Fig. 1 The UE 102 or eNB 104 shown) in.UE 200 and other assemblies, which can be configured as, uses synchronizing signal described herein. UE 200 can be one in UE 102 shown in Fig. 1, and can be fixed, non-moving equipment, or can be Mobile device.In some embodiments, UE 200 may include application circuit 202, the base being at least coupled as shown in the figure Band circuit 204, radio frequency (RF) circuit 206, front-end module (FEM) circuit 208 and one or more antennas 210.Baseband circuit 204, at least some of RF circuits 206 and FEM circuits 208 can form transceiver.In some embodiments, other networks Element (for example, eNB) may include some or all components shown in Figure 2.Other network elements (for example, MME) can wrap The interface for including such as S1 interfaces etc, for being communicated with eNB by the wired connection about UE.

Using or processing circuit 202 may include one or more application processor.For example, application circuit 202 can wrap Circuit is included, such as, but not limited to one or more single or multiple core processors.(one or more) processor may include general The arbitrary combination of processor and application specific processor (for example, graphics processor, application processor etc.).Processor can be with storage Device/storage device is coupled and/or may include storage/memory, and can be configured as executing memory/storage dress Stored instruction is set so that various applications and/or operating system can be run in system.

Baseband circuit 204 may include circuit, such as, but not limited to one or more single or multiple core processors.Base band electricity Road 204 may include one or more baseband processor and/or control logic, to handle from the reception signal road of RF circuits 206 The baseband signal that diameter receives, and generate the baseband signal of the transmission signal path for RF circuits 206.Baseband processing circuitry 204 can connect generation and processing for baseband signal with application circuit 202 by interface, and control RF circuits 206 Operation.For example, in some embodiments, baseband circuit 204 may include the second generation (2G) baseband processor 204a, third (3G) baseband processor 204b, forth generation (4G) baseband processor 204c, and/or for the generation in other existing generation, exploitations (one or more) other baseband processor in generation or the following generation (for example, the 5th generation (5G), 5G etc.) that will be developed 204d.Baseband circuit 204 (for example, one or more of baseband processor 204a-d), which can be handled, to be made it possible to via RF electricity Road 206 is come the various radio control functions that are communicated with one or more radio nets.Radio control functions can be with Including but not limited to：Signal modulation/demodulation, coding/decoding, radio frequency displacement etc..In some embodiments, baseband circuit 204 Modulation/demodulation circuit may include FFT, precoding, and/or constellation mapping/demapping function.In some embodiments, base Coding/decoding circuit with circuit 204 may include convolution, tail biting (tail-biting) convolution, turbo, Viterbi (Viterbi), and/or low-density checksum (LDPC) coder/decoder functionalities.Modulating/demodulating and encoder/decoder The embodiment of function is not limited to these examples, and may include other functions appropriate in other embodiments.

In some embodiments, baseband circuit 204 may include the element of protocol stack, for example, evolved universal terrestrial without Line is electrically accessed the element of net (EUTRAN) agreement, including such as physics (PHY) element, medium access control (MAC) element, wireless Current source road controls (RLC) element, Packet Data Convergence Protocol (PDCP) element, and/or radio resource control (RRC) element. Central processing unit (CPU) 204e of baseband circuit 204 can be configured as operation and be used for PHY, MAC, RLC, PDCP, and/or RRC The element of the protocol stack of the signaling of layer.In some embodiments, baseband circuit may include one or more digital audio letters Number processor (DSP) 204f.(one or more) audio DSP 204f can be or including being used for compression/de-compression and echo The element of elimination, and may include other processing elements appropriate in other embodiments.In some embodiments, base band electricity The component on road can be combined as suitable in one single chip or one single chip group or be disposed on same circuit board.At some In embodiment, the composition component of baseband circuit 204 and application circuit 202 can be for example realized together in system on chip (SOC) Some or all of composition component.

In some embodiments, baseband circuit 204 can provide the communication mutually compatible with one or more radiotechnics. For example, in some embodiments, baseband circuit 204 can support with evolved universal terrestrial radio access network (EUTRAN) and/ Or other wireless MANs (WMAN), WLAN (WLAN), wireless personal-area network (WPAN) communicate.Baseband circuit 204 are configured as that the embodiment of the radio communication of more than one wireless protocols is supported to be referred to alternatively as multimode baseband circuit. In some embodiments, equipment can be configured as to be operated according to communication standard or other agreements or standard, these communication protocols View or standard include 802.16 wireless technology (WiMax) of Institute of Electrical and Electric Engineers (IEEE), are included in 60GHz millimeter waves 802.11 wireless technologys of IEEE (WiFi) of the IEEE 802.11ad operated in frequency spectrum or various other wireless technologys, for example, Global system for mobile communications (GSM), the GSM evolution (EDGE) for enhancing data rate, GSM EDGE radio access networks (GERAN), it Universal Mobile Telecommunications System (UMTS), UMTS Terrestrial Radio Access Networks (UTRAN) or has developed or will open The technologies such as other 2G, 3G, 4G, 5G of hair.

RF circuits 206 may be implemented to be led to wireless network using modulated electromagnetic radiation by non-solid medium Letter.In various embodiments, RF circuits 206 may include switch, filter, amplifier etc. to promote to be led to wireless network Letter.RF circuits 206 may include receiving signal path, which may include to being received from FEM circuits 208 RF signals carry out down coversion and baseband signal are supplied to the circuit of baseband circuit 204.RF circuits 206 can also include sending Signal path, the transmission signal path may include that the baseband signal provided baseband circuit 204 carries out up-conversion and incites somebody to action RF output signals are supplied to FEM circuits 208 for the circuit of transmission.

In some embodiments, RF circuits 206 may include receiving signal path and transmission signal path.RF circuits 206 Reception signal path may include mixer 206a, amplifier circuit 206b and filter circuit 206c.RF circuits 206 transmission signal path may include filter circuit 206c and mixer 206a.RF circuits 206 can also include closing Generator circuit 206d, condensating synthesizering circuit 206d by reception signal path and send the mixed of signal path for frequency synthesis Frequency device circuit 206a is used.In some embodiments, the mixer 206a for receiving signal path can be configured as based on conjunction The frequency synthesis that generator circuit 206d is provided is come to the RF signals received from FEM circuits 208 progress down coversion.Amplifier electricity Road 206b can be configured as amplifying downconverted signal, and filter circuit 206c can be configured as from downconverted Signal remove unwanted signal with generate output baseband signal low-pass filter (LPF) or bandpass filter (BPF).It can It is supplied to baseband circuit 204 for further processing so that baseband signal will be exported.In some embodiments, output baseband signal can To be zero-frequency baseband signal, but this is not required.In some embodiments, the mixer 206a for receiving signal path can be with Including passive frequency mixer, but the range of embodiment is not limited in this respect.

In some embodiments, the mixer 206a for sending signal path can be configured as being based on condensating synthesizering circuit The frequency synthesis that 206d is provided to carry out up-conversion to input baseband signal, to generate the RF output letters for FEM circuits 208 Number.Baseband signal can be provided by baseband circuit 204, and can be filtered by filter circuit 206c.Filter circuit 206c may include low-pass filter (LPF), but the range of embodiment is not limited in this respect.

In some embodiments, it receives the mixer 206a of signal path and sends the mixer of signal path 206a may include two or more frequency mixers, and can be arranged to be respectively used to quadrature frequency conversion and/or just hand in change Frequently.In some embodiments, it receives the mixer 206a of signal path and sends the mixer 206a of signal path It may include two or more frequency mixers, and mirror image can be arranged to and inhibited (for example, hartley (Hartley) mirror image Inhibit).In some embodiments, it receives the mixer 206a of signal path and sends the mixer of signal path 206a can be arranged to be respectively used to Direct-conversion and/or Direct conversion.In some embodiments, signal path is received Mixer 206a and the mixer 206a for sending signal path can be configured for superheterodyne operation.

In some embodiments, output baseband signal and input baseband signal can be analog baseband signals, but embodiment Range do not limited in this respect.In some alternative embodiments, output baseband signal and input baseband signal can be several Word baseband signal.In these alternate embodiments, RF circuits 206 may include analog-digital converter (ADC) circuit and digital-to-analogue conversion Device (DAC) circuit, and baseband circuit 204 may include digital baseband interface to be communicated with RF circuits 206.

In some bimodulus embodiments, individual radio IC circuits can be provided to handle the letter for being directed to each frequency spectrum Number, but the range of embodiment is not limited in this respect.

In some embodiments, condensating synthesizering circuit 206d can be fractional N synthesizer or score N/N+1 synthesizers, but real The range for applying example is not limited in this respect, because other kinds of frequency synthesizer may be appropriate.For example, synthesizer is electric Road 206d can be increment summation (delta-sigma) synthesizer, frequency multiplier or the synthesis including having the phaselocked loop of frequency divider Device.

Condensating synthesizering circuit 206d can be configured as synthesizing output frequency based on frequency input and frequency divider control input, with For being used by the mixer 206a of RF circuits 206.In some embodiments, condensating synthesizering circuit 206d can be score N/N+ 1 synthesizer.

In some embodiments, frequency input can be provided by voltage controlled oscillator (VCO), but it's not necessary.Frequency dividing Device control input can be provided by baseband circuit 204 or application processor 202 according to desired output frequency.In some implementations In example, frequency divider control input (for example, N) can be determined from look-up table based on the channel indicated by application processor 202.

The condensating synthesizering circuit 206d of RF circuits 206 may include frequency divider, delay locked loop (DLL), multiplexer, And phase accumulator.In some embodiments, frequency divider can be dual-mode frequency divider (DMD), and phase accumulator can be with It is digital phase accumulator (DPA).In some embodiments, DMD can be configured as by input signal divided by N or N+1 (for example, Based on carry-out) to provide score division ratio.In some example embodiments, DLL may include one group cascade tunable Delay element, phase detectors, charge pump and D flip-flop.In these embodiments, delay element can be configured as by VCO Periodic decompositions are grouped at Nd equal phases, wherein Nd is the number of the delay element in delay line.In this way, It is a VCO period that DLL, which provides negative-feedback to assist in ensuring that the total delay by delay line,.

In some embodiments, condensating synthesizering circuit 206d can be configurable to generate carrier frequency and be used as output frequency, and In other embodiments, output frequency can be the multiple (for example, twice of carrier frequency, four times of carrier frequencies) of carrier frequency, And there are multiple phases different from each other to be generated in carrier frequency to use in conjunction with orthogonal generator and divider circuit Multiple signals.In some embodiments, output frequency can be LO frequencies (f_LO).In some embodiments, RF circuits 206 can be with Including IQ/ polarity switch.

FEM circuits 208 may include receiving signal path, which may include being configured as operation from one Signal that RF signals that a or mutiple antennas 210 receives, amplification receive and by the signal received through amplified version It is supplied to the circuit of RF circuits 206 for further processing.FEM circuits 208 can also include sending signal path, transmission letter Number path may include that the signal being used for transmission for being configured as providing RF circuits 206 is amplified for by one or more One or more of a antenna 210 antenna is come the circuit that transmits.

In some embodiments, FEM circuits 208 may include TX/RX switches in sending mode and reception pattern operation Between switch.FEM circuits may include receiving signal path and transmission signal path.The reception signal path of FEM circuits can be with Including low-noise amplifier (LNA) to be amplified to the RF signals received, and provide the enlarged RF letters received Number as the output output of RF circuits 206 (for example, to).The transmission signal path of FEM circuits 208 may include power amplifier (PA) to be amplified to (for example, being provided by RF circuits 206) input rf signal, and may include one or more filtering Device is used for the RF letters of subsequent transmission (for example, being transmitted by one or more of one or more antennas 210 antenna) to generate Number.

In some embodiments, as described in more detail below, UE 200 may include add ons, for example, memory/ Storage device, display, camera, sensor, and/or input/output (I/O) interface.In some embodiments, it is described herein UE 200 can be portable radio communication device a part, for example, personal digital assistant (PDA), have wireless communication The on knee or portable computer of ability, web tablet, radio telephone, smart mobile phone, wireless head-band earphone, paging Machine, instant message transmission equipment, digital camera, access point, television set, Medical Devices are (for example, heart rate monitor, monitoring of blood pressure Device etc.) or can wirelessly receive and/or send another equipment of information.In some embodiments, UE 200 may include by It is designed such as the one or more user interfaces, and/or be designed so that peripheral group that user can interact with system The peripheral component interface that part can be interacted with system.For example, UE 200 may include keyboard, keypad, touch tablet, display Device, sensor, nonvolatile memory port, the port universal serial bus (USB), audio jack, power interface, one or more One or more of a antenna, graphics processor, application processor, loud speaker, microphone and other I/O components.Display Can be the LCD or LED screen for including touch screen.Sensor may include gyro sensor, accelerometer, proximity sensor, Ambient light sensor and positioning unit.Positioning unit can be with positioning network (for example, global positioning system (GPS) satellite) Assembly communication.

Antenna 210 may include one or more orientations or omnidirectional antenna, including for example, dipole antenna, unipole antenna, patch Chip antenna, loop aerial, microstrip antenna or the other kinds of antenna of the transmission suitable for RF signals.It is more in some multi inputs It exports in (MIMO) embodiment, antenna 210 can be effectively separated to utilize issuable different channels characteristic and space Diversity.

Although UE 200 is shown to have several individual function element, one or more of these function element It can be combined, and the element of software configuration (e.g., including the processing element of digital signal processor (DSP)) can be passed through And/or the combinations of other hardware elements is realized.For example, some elements may include one or more microprocessors, DSP, show Field programmable gate array (FPGA), application-specific integrated circuit (ASIC), RF IC (RFIC) and for execute at least this The combination of the various hardware and logic circuit of the function of text description.In some embodiments, function element can refer at one or The one or more processing operated on multiple processing elements.

Embodiment can be realized with one or combinations thereof in hardware, firmware and software.Embodiment can also be implemented To be stored in the instruction in computer readable storage devices, which can be read and executed by least one processor to execute Operation described herein.Computer readable storage devices may include for being stored with machine (for example, computer) readable form Any non-transient mechanism of information.For example, computer readable storage devices may include read-only memory (ROM), arbitrary access Memory (RAM), magnetic disk storage medium, optical storage media, flash memory device and other storage devices and medium.Some are implemented Example may include one or more processors, and can be configured with the instruction being stored in computer readable storage devices.

Fig. 3 is the block diagram of communication equipment in accordance with some embodiments.Equipment can be UE or eNB (for example, shown in Fig. 1 UE 102 or eNB 104), it can be configured as tracking UE as described herein.Physical layer circuit 302 can execute various codings And decoding function, these functions may include forming the signal received for the baseband signal of transmission and decoding.Communication is set Standby 300 can also include media access control layer (MAC) circuit 304, for controlling the access to wireless medium.Communication equipment 300 can also include processing circuit 306 (for example, one or more single or multiple core processors) and memory 308, processing electricity Road 306 and memory 308 are arranged to execute operation described herein.Physical layer circuit 302, MAC circuit 304 and processing electricity Road 306 can handle various radio control functions, these functions realize one compatible with one or more radiotechnics Or multiple radio nets are communicated.Radio control functions may include signal modulation, coding, decoding, radio frequency displacement etc.. For example, be similar to equipment shown in Figure 2, in some embodiments, can use WMAN, WLAN and WPAN in one or It is multiple to be communicated to realize.In some embodiments, communication equipment 300 can be configured as according to 3GPP standards or other agreements or Standard (including WiMax, WiFi, WiGig, GSM, EDGE, GERAN, UMTS, UTRAN or developed or will develop its The technologies such as his 2G, 3G, 4G, 5G) it operates.Communication equipment 300 may include transceiver circuit 312 and interface 314, the transmitting-receiving For realizing the wireless communication with other external equipments, which has device circuit 312 for realizing with other external equipments Line communicates.As another example, transceiver circuit 312 can execute it is various send and receive function, for example, signal is in base band model Enclose the conversion between radio frequency (RF) range.

Antenna 301 may include one or more orientations or omnidirectional antenna, including such as dipole antenna, unipole antenna, patch Chip antenna, loop aerial, microstrip antenna or be suitable for RF signals transmission other kinds of antenna.Implement in some MIMO In example, antenna 301 can be efficiently separated to utilize issuable different channels characteristic and space diversity.

Although communication equipment 300 is shown to have several individual function element, one in these function element Or it multiple can be combined and can be by the element of software configuration (e.g., including the processing element of DSP) and/or other are hard The combination of part element is realized or one or more of these function element can be realized in multiple and different equipment.For example, Some elements may include one or more microprocessors, DSP, FPGA, ASIC, RFIC and at least be retouched herein for executing The various hardware for the function of stating and the combination of logic circuit.In some embodiments, function element can refer in one or more The one or more processing operated on processing element.It can be realized in one or combinations thereof in hardware, firmware and software real Apply example.Embodiment is also implemented as being stored in the instruction in computer readable storage devices, these instructions can be by least One processor is read and is executed to execute operation described herein.

Fig. 4 shows another block diagram of communication equipment in accordance with some embodiments.In alternative embodiments, communication equipment 400 can operate as autonomous device, or can be connected (e.g., networked) to other communication equipments.In the deployment of networking In, communication equipment 400 can in server-client network environment with server communications device, client communication device or The identity of the two is operated.In this example, communication equipment 400 may be used as reciprocity (P2P) (or other are distributed) network Peer communications devices in environment.Communication equipment 400 can be UE, eNB, PC, tablet PC, STB, PDA, mobile phone, intelligence Phone, the network equipment, network router, interchanger or bridge are able to carry out the action for specifying the communication equipment to be taken Instruction (sequence or otherwise) any communication equipment.Although in addition, illustrating only single communication equipment, term " communication equipment " should also be considered as include communication equipment arbitrary collection, these communication equipments execute alone or in combination one group (or It is multigroup) instruction executes any one or more of method discussed in this article, for example, cloud computing, software service (SaaS), its He configures computer cluster.

Example as described herein may include logic or multiple components, module or mechanism, or can be in logic or multiple It is operated in component, module or mechanism.Module is to be able to carry out the tangible entity (for example, hardware) of specified operation, and can To be configured in a specific way or arrange.In this example, circuit can be with specific mode (for example, in inside or relative to such as The external entity of other circuits etc) it is arranged to module.In this example, one or more computer systems are (for example, independent Client or server computer system) or all or part of one or more hardware processor can be by firmware or software (for example, instruction, application obscure portions or application) is configured to be operable to execute the module of specified operation.In this example, software can It resides on communication equipment readable medium.In this example, when software is executed by the bottom hardware of module so that hardware execution refers to Fixed operation.

Therefore, term " module " is interpreted to embrace tangible entity, i.e., is physically constructed, specifically configured (for example, hard Line) or provisionally (for example, being programmed) is configured to be operated or being executed this paper institutes in a specific way (for example, temporarily) The entity of some or all of the arbitrary operation stated.Consider the example that wherein module is provisionally configured, not each module It needs to be instantiated in arbitrary given time.For example, including the feelings of the common hardware processor configured using software in module Under condition, common hardware processor can be configured as corresponding disparate modules in different moments.Therefore software can configure hardware Processor under sometime example for example to be constituted particular module and is constituted different modules under example in different times.

Communication equipment (for example, computer system) 400 may include hardware processor 402 (for example, central processing unit (CPU), graphics processing unit (GPU), hardware processor core or its arbitrary combine), main memory 404 and static storage Device 406, some or all of which can communicate with one another via (for example, bus) 408 is interlinked.Communication equipment 400 Can also include display unit 410, Alphanumeric Entry Device 412 (for example, keyboard) and user interface (UI) navigation equipment 414 (for example, mouses).In this example, display unit 410, input equipment 412 and UI navigation equipments 414 can be touch screens Display.Communication equipment 400 can also include storage device (for example, driving unit) 416, signal generate equipment 418 (for example, Loud speaker), network interface device 420 and one or more sensors 421, for example, global positioning system (GPS) sensor, Compass, accelerometer or other sensors.Communication equipment 400 may include o controller 428, for example, with outside one or more Peripheral equipment (for example, printer, card reader etc.) is communicated or is controlled one or more peripheral equipments (for example, printer, Card Reader Device etc.) serial (for example, universal serial bus (USB)), parallel or other are wired or wireless (for example, infrared (IR), near field Communicate (NFC) etc.) connection.

Storage device 416 may include being stored with 424 (for example, softwares) of one or more groups of data structures or instruction above Communication equipment readable medium 422, one or more groups of data structures or instruction 424 embody in technique described herein or function Any one or more technologies or function or by any one or more technologies or function in technique described herein or function To utilize.Instruction 424 can also completely or at least partially reside in main memory 404 during being executed by communication equipment 400 In interior, static memory 406 or in hardware processor 402.In this example, hardware processor 402, main memory 404, static state One in memory 406 or storage device 416 or arbitrary combination may be constructed communication equipment readable medium.

Although communication equipment readable medium 422 is shown as single medium, term " communication equipment readable medium " can With including being configured as storing the single medium of one or more instructions 424 or multiple media (for example, centralization or distributed number According to library, and/or associated caching and server).

Term " communication equipment readable medium " may include that can store, encode or carry to be executed by communication equipment 400 It instructs and communication equipment 400 is made to execute any one or more technologies in the technology of the disclosure, or can store, compile Code carries such arbitrary medium for instructing data structure used or associated with such instruction.It is non-limiting Communication equipment readable medium example may include solid-state memory and light and magnetic medium.Communication equipment readable medium it is specific Example may include：Nonvolatile memory, for example, semiconductor memory devices are (for example, electrically programmable read-only memory (EPROM), electrically erasable programmable read-only memory (EEPROM)) and flash memory device；Disk, for example, internal hard drive And removable hard disk；Magneto-optic disk；Random access memory (RAM)；And CD-ROM and DVD-ROM disks.In some instances, lead to Believe that device-readable medium may include non-transient communication equipment readable medium.In some instances, communication equipment readable medium can With including be not transient state transmitting signal communication equipment readable medium.

It can also be via the multiple transport protocols of utilization (for example, frame relay, Internet protocol (IP), transmission control protocol (TCP), User Datagram Protocol (UDP), hypertext transfer protocol (HTTP) etc.) in the network of any one transport protocol connect Jaws equipment 420 come using transmission medium come on communication network 426 send or receive instruction 424.Example communication network can wrap It includes：LAN (LAN), wide area network (WAN), packet data network (for example, internet), mobile telephone network are (for example, Cellular Networks Network), ordinary old style telephone (POTS) network and radio data network be (for example, be referred to asElectrical and Electronic work 802.11 family of standards of Association of Engineers (IEEE) is referred to as802.16 family of standards of IEEE), IEEE 802.15.4 Family of standards, long term evolution (LTE) family of standards, Universal Mobile Telecommunications System (UMTS) family of standards, equity (P2P) network etc.. In example, network interface device 420 may include one or more physical receptacles (for example, Ethernet, coaxial or telephone jack) Or one or more antennas are to be connected to communication network 426.In this example, network interface device 420 may include mutiple antennas With use in following item at least one of carry out wireless communication：Single input and multi-output (SIMO), MIMO or multiple input single output (MISO) technology.In some instances, network interface device 420 can wirelessly be communicated using multiuser MIMO technology.Art Language " transmission medium " should be considered as including can store, encode or carry the instruction executed by communication equipment 400 arbitrary invisible Medium, and include number or analog communication signal or other intangible mediums to promote the communication of such software.

Other than the various types of MIMO that can be used by 5G systems, 5G systems can also use high frequency band (centimetre Wave (cmWave) and millimeter wave (mmWave)) it is communicated between eNB and UE (or UE to UE), because these wavelength can carry Following integrated communication system is supported for broader bandwidth.In conjunction with MIMO, can thus be reduced using high frequency band due to increasing Bandwidth and the amount of pressure on the various networks that generate.In order to realize the communication for using high frequency band, MIMO beam formings Gain can compensate the potentially serious path loss caused by atmospheric attenuation in these high frequency bands, and improve signal-to-noise ratio (SNR) and increase coverage domain.By the way that by specific transmission wave beam alignment target UE, radiation energy can be focused to obtain higher Energy efficiency and inhibit mutual UE to interfere.

However, in mimo systems, UE can select the optimal beam in the multiple wave beams sent by eNB for receiving Various signals, and send signal to eNB using the direction indicated by optimal beam.Although which wave beam eNB wishes to learn about It is the optimal beam for being communicated with UE, but unfortunately the information may be unavailable for eNB.This is to say, eNB can It can not know which wave beam UE is used, and therefore not know and which direction to receive scheduling request (SR) using.Therefore, All directions of the possible inswept all wave beams of eNB so that UE repeats to send SR more times (at least equal to the quantity of wave beam).This feelings Condition may aggravate under following situations：When multiple eNB (for example, LTE eNB and 5G eNB) provide different services to UE, And have relatively high mobility so that (for example, UE is just at least per hour when optimal beam at a good pace changes in UE When the speed movement of several km (assuming that 30km)).In order to avoid such case, UE can be connect using specific SR or 5G physical accidentals Enter channel (xPRACH) and is sent to initiate 5G data.Specifically, the SR in LTE links can be used for the 5G links of dependent deployment In uplink requests, and xPRACH can be used for independent deployment, as described in about following various embodiments.

Fig. 5 shows that the uplink requests in accordance with some embodiments for dependent LTE system design.As schemed Show, 5G systems include UE 502, which is communicated with LTE eNB 504 and 5G eNB 506.UE 502、LTE eNB 504 and 5G eNB 506 can be shown in Fig. 1 to Fig. 4.LTE eNB 504 and 5G eNB 506 can pass through X2 interface Connection so that the information provided from UE 502 to LTE eNB 504 can be forwarded to 5G eNB 506 as needed.At some In embodiment, UE 502 can send SR to initiate 5G uplinks by using the private resource of LTE chains road to LTE eNB 504 Link scheduling process.SR can be used for the request of the uplink resource for 5G links.

Similar to above, different physical uplink link channels may include physical uplink control channel (PUCCH) Or 5G PUCCH (xPUCCH) (for convenience, hereinafter referred to as xPUCCH), UE 502 use PUCCH and xPUCCH to LTE ENB 504 or 5G eNB 506 sends uplink control information (UCI) and asks physical uplink shared channel (PUSCH) or 5G PUSCH (xPUSCH) (for convenience, hereinafter referred to as xPUSCH) are with to LTE eNB 504 or 5G eNB 506 provide uplink data.XPUCCH can be mapped to that (the two resource blocks exist by orthogonal covering codes and two resource blocks It is continuous in time, and the potentially boundary jump between adjacent time-slots) the UL control channel resources that define.XPUCCH can Include the information depending on format to use several different formats, wherein UCI.Specifically, xPUCCH may include being used by UE To use PUCCH format 1 to ask resource to send the SR of uplink data.XPUCCH can also include confirm response/again Send request (ACK/NACK) or channel quality instruction (CQI)/channel state information (CSI).CQI/CSI can be to LTE eNB The instructions of 504 or 5G eNB 506 are by the estimation of the present downlink channel conditions seen of UE 502 with auxiliary channel correlation tune Degree, and may include MIMO relevant feedbacks (for example, pre-encoder matrix indicates PMI).

As shown in figure 5, at operation 512, UE 502 can ask resource using special SR resources.LTE eNB 504 Or 5G eNB 506 can configure the special SR resources by previous radio resources control (RRC) signaling with UE 502. UE 502 can be configured with only one SR resources (be used for 5G links), or be configured that (one is used for LTE chains there are two SR resources Uplink requests in road, and another is used for the uplink requests of 5G links).Private resource can be specific for UE , and can be associated with resource allocation index.Resource can with the special time, frequency or code distribution in one or It is multiple.

After successfully being detected SR, LTE eNB 504 can send formed according to DCI format, packet at operation 514 Include the PDCCH permitted for the uplink of wave beam relevant information.Specifically, LTE eNB 504 can be distributed for by UE 502 in LTE links transmission buffer state report (BSR) uplink resource.Although it is not shown, LTE eNB 504 can at this moment by X2 interface to 5G eNB 506 indicate UE 502 it is expected uplink license, or can wait for until Notice 5G eNB 506 later.

As shown in figure 5, UE 502 can receive uplink resource allocation from LTE eNB 504.In response, 502 UE BSR can be sent on PUSCH at operation 516 in the uplink resource of distribution, which is carried at medium access control It makes in (MAC) protocol Data Unit (PDU).MAC PDU can be used for notifying the data to be sent in UE buffers to eNB Amount.Other than BSR, UE 502 can report that 5G wave beams measure using the resource of distribution.The measurement of 5G wave beams can allow 5G ENB 506 sends signal using the appropriate wave beam in 5G links.5G wave beam measurements may include from beam reference signal (BRS) The information of the optimal beam from 5G eNB 506 received by UE 502 obtained, or received by the BRS that UE 502 makes Power (BRS-RP) measures.Optimal beam can be expressed as wave beam unique mark associated with sending point known to network Symbol.The periodical wave beam that UE 506 can continue to monitor 5G eNB 506 sends (reference signal) for the measurement.

When LTE eNB 504 receive BSR and 5G wave beam measurement reports using LTE links, LTE eNB 504 can be true Fixed appropriate distribution, and optimal beam can be determined in some embodiments.Alternatively, LTE eNB 504 can be connect by X2 5G eNB 506 are supplied to mouthful by the information of 5G wave beam measurement reports, so that 5G eNB 506 determine appropriate distribution and/or optimal Wave beam.At operation 518,5G eNB 506 can use 5G links to send xPDCCH using optimal beam.XPDCCH can be with It include the uplink license for sending uplink data on 5G chains road.Specifically, BSR information, 5G eNB are based on 506 can distribute and (be included in uplink license) appropriate resource for the uplink data indicated by UE 502 And it modulates and encoding scheme (MCS).

After receiving uplink license, UE 502 can send uplink using 5G links on xPUSCH 520 Circuit-switched data.Therefore, although initially sending the report of SR and BSR/5G wave beams on LTE chains road, UE 502 can be in 5G links Upper reception distribution and transmission data.

Fig. 6 shows that another uplink requests in accordance with some embodiments for dependent LTE system design.Such as figure Shown, 5G systems include UE 602, which is communicated with LTE eNB 604 and 5G eNB 606.UE 602、LTE ENB 604 and 5G eNB 606 can be shown in Fig. 1 to Fig. 4, and can be with as entity class identical as in Fig. 5 Mode is acted.In some embodiments, UE 602 can be by using the private resource of LTE chains road to LTE eNB 604 send SR to initiate 5G uplink scheduling process.SR can be used for the request of the uplink resource for 5G links.So And it is different from the embodiment of Fig. 5, resource of the 5G links distribution for BSR can be used.In this case, 5G eNB 606 Wave beam alignment between UE 602 can have existed.

Similar to above, at operation 612, UE 602 can ask resource using special SR resources.LTE eNB 604 Or 5G eNB 606 can configure the special SR resources by the RRC signaling with UE 602.UE 602 can be configured with only One SR resource (is used for 5G links), or be configured there are two SR resources (one for the uplink requests in LTE links, And another is used for the uplink requests of 5G links).

After successfully being detected SR, LTE eNB 604 can determine desired 5G resources and by X2 interface by the letter Breath is supplied to 5G eNB 606.However, different from embodiment shown in Fig. 5, LTE eNB 504 can be further to avoid executing Action.At operation 614,5G eNB 606 can send it is being formed according to DCI format, include for wave beam relevant information The xPDCCH of uplink license.5G eNB 606 can have about the optimal beam for being communicated with UE 602 Information.For example, 5G eNB 606 can use time (predetermined quantity in (since when receiving SR) predetermined quantity Time can be based on 602 mobility of UE) in determine or provide beam information.5G eNB 606 can distribute uplink Resource sends BSR for UE 602 in 5G links.In some embodiments, 5G eNB 606 can distribute additional uplink Resource carrys out fresh information so that UE 602 sends 5G wave beam measurement reports in 5G links.5G eNB 606 can use optimal wave Shu Laixiang UE 602 send the information.

UE 602 can receive uplink resource allocation from 5G eNB 606.In response, UE 602 can operated 616 are in the uplink resource of the distribution of 5G chains road to the transmissions of 5G eNB 606 BSR.In this case, because of 5G ENB 606 is known that the optimal beam for being communicated with UE 602, so UE 602 can measure report to avoid 5G is sent It accuses, and therefore less resource can be distributed by 5G eNB 606 and be used by UE 602.

When 5G eNB 606 receive BSR using 5G links, at operation 618,5G eNB 606 can use optimal Wave beam come use 5G links send xPDCCH.XPDCCH may include permitting for sending the uplink of uplink data. It is appropriate that 5G eNB 606 can be based on BSR information distribution (being included in the uplink license sent by 5G eNB 606) Resource and MCS.

After receiving uplink license, UE 602 can send uplink using 5G links on xPUSCH 620 Circuit-switched data.Therefore, although initially sending SR on LTE chains road, UE 602 hereafter can on 5G chains road with 5G eNB 606 are communicated, send BSR, receive distribution and transmission data.

Fig. 7 shows that another uplink requests in accordance with some embodiments for dependent LTE system design.5G systems System includes UE 702, which is communicated with LTE eNB 704 and 5G eNB 706.UE 702,704 and of LTE eNB 5G eNB 706 can be shown in Fig. 1 to Fig. 4, and execute at least some identical work(of the like device in Fig. 5 and Fig. 6 Energy.In some embodiments, UE 702 can initiate 5G uplink scheduling process by sending SR to LTE eNB 704. SR can be used for the request of the uplink resource for 5G links.However, figure different from Fig. 5 and embodiment shown in Fig. 6 SR in embodiment shown in 7, which can not used, is exclusively used in the resource of 5G uplink datas transmission request to send.

This is to say, operation 712 at, UE 702 can using non-dedicated SR resources come ask for using 5G links into The resource that row uplink data is sent.In this case, UE 702 can be configured with only one SR resources and (be used for LTE Link).Although having used non-dedicated SR resources, the new logic channel id (LC1D) in MAC layer can be defined for UE Uplink resource in 702 request 5G links.It is to be directed to LTE links or needle that LCID, which can be used for distinguishing uplink requests, To 5G links.Therefore UE 702 can indicate asking 5G resources using the LCID in the transmissions of the SR in LTE links.LCID It can be defined according to 3GPP technical specifications 36.321.

This is to say, MAC header can be variable-size (as unit of eight bit byte), and include LCID, length Field, format fields and extended field.Length field can indicate corresponding MAC SDU or variable-size as unit of byte The length of MAC control elements.Format fields can be with the size of indicating length field.Extended field can indicate It is no that there are other fields.LCID (5) can identify the logic channel example of corresponding MAC SDU or corresponding MAC controls member respectively The type of element or the filling for DL-SCH, UL-SCH and MCH.

After successfully being detected SR, LTE eNB 704 can extract LCID, and determine that UE 702 is asking 5G to provide Source.Therefore, it includes the uplink for being directed to wave beam relevant information that LTE eNB 704, which can be sent at operation 714 to 5G eNB706, The PDCCH of road license.LTE eNB 704 can be distributed for sending wave beam relevant information in LTE links by UE 702 Downlink resources.

UE 702 can receive uplink resource allocation from LTE eNB 704, and correspondingly be acted.Specifically Ground, UE 702 can send the measurement of BSR and 5G wave beams on the PUSCH at operation 716 in the uplink resource of distribution.Such as Upper described, 5G wave beam measurements may include the information of the optimal beam received by UE 702 obtained from BRS, or by UE 702 The BRS-RP made is measured.Other than the SR at operation 712 (or substituting the SR operated at 712), the report of BSR and 5G wave beams LCID can be used.Specifically, corresponding MAC control elements can be defined, which may include that 5G wave beams are surveyed Amount report.The MAC control elements can be sent during operating at 716 in LTE RACH, or can with (for by operating What the uplink data of the SR triggerings at 712 was sent) BSR sends the MAC control elements together.

When LTE eNB 704 receive 5G wave beam measurement reports by LTE links, it is similar to Fig. 5, LTE eNB 704 It can indicate that the resource request for 5G links will be allocated for UE 702 to 5G eNB 706, and X2 interface can be passed through Any one of BSR and/or 5G wave beams report or both is provided.At operation 718,5G eNB 706 can then determine optimal Wave beam, and use 5G links to send xPDCCH using optimal beam.XPDCCH may include for sending uplink way According to uplink license.As described above, be based on BSR information, 5G eNB 706 can based on BSR for uplink data come The appropriate resource of distribution (being included in uplink license) and MCS.

After receiving uplink license, UE 702 can send uplink using 5G links on xPUSCH 720 Circuit-switched data.Similar to Fig. 5 and Fig. 6, in the figure 7, although initially sending the report of SR and BSR/5G wave beams on LTE chains road, UE 702 can receive distribution and transmission data on 5G chains road.

Fig. 8 shows that another uplink requests in accordance with some embodiments for dependent LTE system design.5G systems System may include UE 802, which is communicated with LTE eNB 804 and 5G eNB 806.UE 802、LTE eNB 804 and 5G eNB 806 can be shown in Fig. 1 to Fig. 4.Similar to above-described embodiment, UE 802 can be by LTE ENB 804 sends the SR for the uplink resource of 5G links to initiate 5G uplink scheduling process.At operation 812, UE 802 can ask resource using non-dedicated SR resources.

Different from preceding embodiment, the resource sent for BSR and possible 5G wave beams measurement report is substituted, is being operated At 814, in response, LTE eNB 804 can send the PDCCH orders for uncontested RACH processes on 5G chains road.Tool Body, LTE eNB 804 can send the xPRACH with the specified preamble signature for indicating uncontested RACH processes and send.Class It is similar to include the PDCCH for the resource of BSR, PDCCH orders can be sent on LTE chains road.Indicate what xPRACH was sent Preamble index can be predetermined preambles code index (for example, the single preamble index defined for xPRACH), or can be from It indicates to select in the preamble index group that xPRACH is sent.Preamble index group ID can be obtained by previous BRS-RP measurement results .Being used to indicate preamble index or lead code group index group ID can be by with the relevant information of order for sending xPRACH UE 802 is obtained before sending SR by RRC signaling.

In some embodiments, xPDCCH orders can be sent by 5G eNB 806 by 5G links, rather than by LTE ENB 804 is sent by LTE links, is led to before transmission includes the xPDCCH of xPRACH orders for the information of the SR of 5G links It crosses X2 interface and is provided to 5G eNB 806 from LTE eNB 804.In addition, in some embodiments, if by RRC or other PDCCH (or xPDCCH) orders are not received by the time window of high-level signaling configuration, then UE 802 can determine SR Expire or do not received by LTE eNB 804, and sends another SR.Time expiration section can (UE be excellent depending on the type of UE First grade), will by data (data priority) that UE 802 is sent, network load (for example, the network load for passing through interference measurement), And other factors.

UE 802 can decode the xPDCCH orders for initiating uncontested RACH processes by 5G links.UE 802 can be with XPRACH is sent to 5G eNB 806 at operation 816.UE 802 can select that one and root in RACH lead codes can be used The random access radio network temporary identifier (RA-RNTI) determined according to (lead code is sent wherein) timeslot number.

After receiving xPRACH, 5G eNB 806 then can execute beam scanning with the optimal wave of determination based on xPRACH Beam.At operation 818,5G eNB 806 can use 5G links to send xPDCCH using optimal beam.XPDCCH can be wrapped The uplink for sending uplink data is included to permit.As described above, being based on BSR information, 5G eNB 806 can be directed to Uplink data distributes (be included in uplink license in) appropriate resource and MCS.

After receiving uplink license, UE 802 can send uplink using 5G links on xPUSCH 820 Circuit-switched data.In some embodiments, UE 802 can also send BSR together with uplink data.

Fig. 9 shows that the uplink requests in accordance with some embodiments for independent LTE system design.5G systems can be with It is communicated with 5G eNB 904 including UE 902, the UE 902.UE 902 and 5G eNB 904 can be shown in Fig. 1 to Fig. 4 Go out.In general, as described above, for 5G systems, the xPRACH repeated can be used to send the 5G ensured using beam scanning The robust of eNB detects.It (can wherein be indicated using SR for being provided by 5G links similar to above-mentioned dependent embodiment The request of uplink data), but in individual embodiment, UE 902 can realize uplink synchronisation using xPRACH.

Similar to some above-described embodiments, UE 902 can be by sending the uplink for 5G links to 5G eNB 904 The xPRACH of road resource initiates the uncontested scheduling process of 5G uplinks.As shown, at operation 912, UE 902 can be with Uplink data resource is asked using special xPRACH resources.About xPRACH information can by RRC or other more High-level signaling is sent to UE 902.Because the number of users in 5G cells may be restricted, for resource request point It can be to avoid the special SR channels introduced for 5G systems with one or more special xPRACH resources.UE 902 can be selected can The random access wireless network determined with one in xPRACH lead codes and according to (lead code is sent wherein) timeslot number Network temporary identifier (RA-RNTI).

The reflex of one or more of time division multiplexing (TDM), frequency division multiplexing (FDM) or code division multiplexing (COM) can be used With the xPRACH resources for SR and for random access.Configuration for the xPRACH resources of SR can be by coming from anchor LTE The RRC signaling of cell or 5G cells configures.In one embodiment, for the frequency resource and sequence of the xPRACH of random access Row group can be mapped to the frequency resource and sequence group of BRS one to one.Additional resource can be assigned to for SR's XPRACH, for example, the (n+1)th subframe, wherein n are the subframe index for the xPRACH of random access.In another embodiment, may be used By in a manner of specific to UE (for example, RRC signaling) distribute special xPRACH preamble signatures for SR.

5G eNB 904 can detect xPRACH.In response, at operation 914,5G eNB 904 can pass through 5G chains Road sends the xPDCCH with uplink license.XPDCCH may include the resource reported for BSR and possible 5G wave beams. However, being different from tradition RACH processes, the xPDCCH in response to xPRACH may include reduced random access response (RAR). In general, complete RAR can be addressed to RA-RNTI, and (other than uplink granting resources) can also include interim Cell Radio Network Temporary Identifier/Identity, Cell-RNTI accord with (C-RNTI) and for compensate the round-trip delay between UE 902 and 5G eNB 904 when Between advance value.In some embodiments, complete RAR information is substituted, for example, time advance and C-RNTI can send xPRACH Known (for example, passing through RRC_CONNECTED message) before.Therefore, 5G eNB 904 can to avoid send the information to save Expense simultaneously simplifies process.In addition, because UE 902 is known that C-RNTI, the RAR message of the reduction carried in xPDCCH It can be scrambled in cyclic redundancy check (CRC) using C-RNTI.

When receiving xPDCCH at operation 914, UE 902 can decode xPDCCH, and determine resource allocation.UE 902 then can use 5G chain road direction 5G eNB 904 to send BSR and/or 5G wave beam measurement reports at operation 916.

When receiving xPRACH, 5G eNB 904 can then based on xPRACH execute beam scanning with determine for The optimal beam that UE 902 is communicated.At operation 918,5G eNB 904 can use 5G links to send out using optimal beam Send xPDCCH.XPDCCH may include permitting for sending the uplink of uplink data.As described above, being believed based on BSR Breath, 5GeNB 904 can for uplink data come distribute (be included in uplink license in) appropriate resource and MCS。

After receiving uplink license, at operation 920, UE 902 can send uplink on xPUSCH Data.Uplink data can be sent to 5G eNB 904 using 5G links.

Figure 10 shows that another uplink requests in accordance with some embodiments for independent LTE system design.5G systems System may include UE 1002, which is communicated with 5G eNB 1004.UE 1002 and 5G eNB 1004 can be figure 1 to shown in Fig. 4.In this embodiment, the uncontested xPRACH processes accessed with Uplink Fast are introduced.

UE 1002 can be by sending the uplink resource for 5G links at operation 1012 to 5G eNB 1004 XPRACH initiate the uncontested scheduling process of 5G uplinks.XPRACH can with BSR (and possible 5G wave beams measure report Accuse) it is sent together.UE 1002 can ask uplink data resource using special xPRACH resources.About xPRACH Information can be sent to UE 1002 by RRC or other higher level signalings.

5G eNB 1004 can detect xPRACH, and based on xPRACH execute beam scanning and be used for and UE with determining 1002 optimal beams communicated.At operation 1014,5G eNB 1004 can be sent by 5G links to be had for sending The xPDCCH of the uplink license of uplink data.XPDCCH may include reduced RAR information, as shown in Figure 9. XPDCCH may include uplink license.As described above, being based on BSR information, 5G eNB 1004 can be directed to uplink way According to distributing (be included in uplink license in) appropriate resource and MCS.

After receiving uplink license, at operation 1016, UE 1002 can send uplink on xPUSCH Circuit-switched data.Uplink data can be sent to 5G eNB 1004 using 5G links.Since compared with Fig. 9,1002 Hes of UE Message number between 5G eNB 1004 is reduced, so uplink access delay can also greatly reduce.

Example 1 is a kind of device of the user equipment (UE) including processing circuit, which is arranged to：Generation refers to Show that the message of the uplink data to be sent to the 5th generation (5G) evolution node B (eNB), message will be sent out depending on message It is sent to which of long term evolution (LTE) eNB and 5G eNB；After the message has been sent, decoding is over the selected beam from 5G What eNB was received includes the 5G physical downlink control channels (xPDCCH) of 5G uplinks license, the license of 5G uplinks Including being allocated for sending the resource of uplink data to 5G eNB；And it generates for being sent to 5G eNB using resource The 5G physical uplink shared channels (xPUSCH) including data.

In example 2, the theme of example 1 optionally includes, and message includes scheduling request, and scheduling request is sent to LTE eNB。

In example 3, the theme of example 2 optionally includes, and processing circuit is also arranged to：It generates for passing through special money The scheduling request that source is sent.

In example 4, the theme of example 3 optionally includes, and processing circuit is also arranged to：It is asked in response to sending scheduling It asks, the uplink license from eNB is decoded, to depending on receiving uplink from which of LTE eNB and 5G eNB Link is permitted, at least one of buffer state reports (BSR) and 5G wave beam measurement reports is sent to eNB, 5G wave beams are surveyed Amount includes the BRS reception power (BRS- of the mark of the wave beam of the selection obtained from beam reference signal (BRS) and the wave beam of selection At least one of RP) measure.

In example 5, the theme of example 4 optionally includes, and processing circuit is also arranged to：In response to being connect from LTE eNB It receives uplink license and generates BSR and 5G wave beam measurement reports, receive PDCCH and measured in response to sending BSR and 5G wave beams Report.

In example 6, any of example 4-5 or multiple themes optionally include, and processing circuit is also arranged to：It rings Ying Yucong 5G eNB receive uplink license and generate BSR, receive xPDCCH and are surveyed in response to sending BSR and sending 5G wave beams At least one of amount report.

In example 7, any of example 2-6 or multiple themes optionally include, and processing circuit is also arranged to：It is raw At the scheduling request for non-dedicated resource；And in response to sending scheduling request, uplink of the decoding from LTE eNB is permitted Can, to which buffer state reports (BSR) and 5G wave beam measurement reports are sent to LTE eNB, 5G wave beam measurements include from wave The BRS of the mark of the wave beam for the selection that beam reference signal (BRS) obtains and the wave beam of selection is received in power (BRS-RP) measurement It is at least one.

In example 8, the theme of example 7 optionally includes, and processing circuit is also arranged to：In response to receiving uplink Road is permitted, BSR and 5G wave beams are generated using the Logic Channel Identifier (LCID) for resource allocation request to be sent to 5G eNB Measurement report, LCID are used to provide the difference between the uplink requests for LTE eNB and 5G eNB, receive PDCCH and ring It should be in transmission BSR and 5G wave beam measurement reports.

In example 9, any of example 2-8 or multiple themes optionally include, and processing circuit is also arranged to：It is raw At the scheduling request for non-dedicated resource；And in response to transmission scheduling request, the PDCCH from LTE eNB is decoded, PDCCH includes the request that uncontested random access channel procedure is carried out for UE and 5G eNB；And in response to receiving PDCCH, generating has the 5G Physical Random Access Channels (xPRACH) for specifying preamble signature for transmission to 5G eNB, connects XPDCCH is received in response to sending xPRACH.

In example 10, the theme of example 9 optionally includes, specified preamble signature include in preamble index group before Leading code indexes, and preamble index group mark is obtained by beam reference signal reception power (BRS-RP) measurement of the wave beam of selection .

In example 11, any of example 9-10 or multiple themes optionally include, and xPDCCH includes no time In advance with Temporary Cell Radio Network temporary identifier (C-RNTI) and by C-RNTI at cyclic redundancy check (CRC) The middle random access response (RAR) for carrying out scrambled reduction.

In example 12, any of example 1-11 or multiple themes optionally include, and message includes for by special The 5G Physical Random Access Channels (xPRACH) sent with resource.

In example 13, the theme of example 12 optionally includes, and processing circuit is also arranged to：In response to sending XPRACH decodes the uplink license from 5G eNB, thus by buffer state reports (BSR) and 5G wave beam measurement reports 5G eNB are sent to, 5G wave beam measurements include mark and the choosing of the MIMO wave beams of the selection obtained from beam reference signal (BRS) The BRS for the wave beam selected receives at least one of power (BRS-RP) measurement；And in response to receive uplink license and BSR and 5G wave beam measurement reports are generated, receive xPDCCH in response to sending BSR and 5G wave beam measurement reports.

In example 14, any of example 12-13 or multiple themes optionally include, and message includes for by special The xPRACH and buffer state reports (BSR) sent with resource receives xPDCCH in response to sending message.

In example 15, any of example 1-14 or multiple themes optionally include, and processing circuit includes base band electricity Road, the baseband circuit are arranged to determine for from LTE eNB from LTE eNB by radio resource control (RRC) signaling Send the special LTE resources of uplink of uplink requests and the uplink for sending uplink requests to 5G eNB Special 5G resources, message are sent out on one in the special LTE resources of uplink and the special 5G resources of uplink It send.

In example 16, any of example 1-15 or multiple themes optionally include, and further include：Antenna, the antenna It is configured as providing communication between UE and eNB.

Example 17 is a kind of device of the evolution node B (eNB) including processing circuit, which is arranged to：It is raw At for sending the special LTE resources of uplink from uplink requests to long term evolution (LTE) eNB and for the 5th generation (5G) eNB sends one in the special 5G resources of uplink of uplink requests, for passing through radio resource control (RRC) signaling is sent；And it decodes on one in the special LTE resources of uplink and the special 5G resources of uplink A message sending, indicating the uplink data to be sent to 5G eNB, message includes scheduling request (SR) and 5G One in Physical Random Access Channel (xPRACH), which in LTE eNB and 5G eNB be message be sent to depending on message One.

In example 18, the theme of example 17 optionally includes, and eNB includes LTE eNB, and processing circuit is also arranged For：In response to receiving scheduling request by the special LTE resources of uplink, generates and be used for transmission buffer state report (BSR) and the license of the uplink of at least one of 5G wave beam measurement reports, 5G wave beam measurements include from beam reference signal (BRS) BRS of the wave beam of the mark and selection of the wave beam of the selection obtained receives at least one of power (BRS-RP) measurement； And decode BSR and 5G wave beam measurement reports after sending uplink license.

In example 19, any of example 17-18 or multiple themes optionally include, and eNB includes 5G eNB, and Processing circuit is also arranged to：Scheduling request is sent in response to using the special LTE resources of uplink, is generated slow for sending Rush at least one of device state report (BSR) and 5G wave beam measurement reports uplink license, 5G wave beam measurements include from The BRS of the mark of the wave beam for the selection that beam reference signal (BRS) obtains and the wave beam of selection receives power (BRS-RP) and measures At least one of；After sending uplink license, BSR is decoded；And it generates for being sent out over the selected beam What is sent includes the 5G physical downlink control channels (xPDCCH) of 5G uplinks license, and the license of 5G uplinks includes being divided It is used in the resource for sending uplink data.

In example 20, any of example 17-19 or multiple themes optionally include, and eNB includes LTE eNB, and And processing circuit is also arranged to：In response to receiving scheduling request by the special LTE resources of uplink, generate for sending The uplink of buffer state reports (BSR) and 5G wave beam measurement reports permits that 5G wave beam measurements include believing from beam reference The BRS of the mark of the wave beam for the selection that number (BRS) is obtained and the wave beam of selection receives at least one during power (BRS-RP) measures It is a；And after sending uplink license, BSR and 5G wave beam measurement reports are decoded, BSR and 5G wave beam measurement reports include Logic Channel Identifier (LCID) for sending resource allocation request, LCID are used to provide for LTE eNB and 5G eNB's Difference between uplink request.

In example 21, any of example 17-20 or multiple themes optionally include, and eNB includes 5G eNB, and Processing circuit is also arranged to：Include the request that uncontested random access channel procedure is carried out for UE and 5G eNB sending After PDCCH, and in response to receiving scheduling request from LTE eNB by non-dedicated resource, decoding has specified lead code The 5G Physical Random Access Channels (xPRACH) of signature, xPDCCH include that no time advance and Temporary Cell Radio Network are interim Identifier (C-RNTI) and pass through the random access that C-RNTI carries out scrambled reduction in the cyclic redundancy check (CRC) It responds (RAR)；And generate the 5G physical downs for including the license of 5G uplinks for being used to be sent over the selected beam Link control channel (xPDCCH).

In example 22, any of example 17-21 or multiple themes optionally include, and eNB includes 5G eNB, and Processing circuit is also arranged to：In response to receiving 5G Physical Random Access Channels (xPRACH) by special 5G resources, generate Permit that 5G wave beam measurements include from wave for the uplink of transmission buffer state report (BSR) and 5G wave beam measurement reports The BRS of the mark of the wave beam for the selection that beam reference signal (BRS) obtains and the wave beam of selection is received in power (BRS-RP) measurement It is at least one；After sending uplink license, BSR and 5G wave beam measurement reports are decoded；And it generates for selecting Wave beam on sent include 5G uplinks license 5G physical downlink control channels (xPDCCH).

In example 23, any of example 17-22 or multiple themes optionally include, and eNB includes 5G eNB, and Processing circuit is also arranged to：In response to receiving 5G Physical Random Access Channels by the special 5G resources of uplink (xPRACH) and buffer state reports (BSR), generation include 5G uplinks for what is sent over the selected beam The 5G physical downlink control channels (xPDCCH) of license.

Example 24 is that one kind is stored with based on the instruction of the one or more processors execution by user equipment (UE) Calculation machine readable storage medium storing program for executing, one or more processors are for configuring UE to execute following operation：It obtains for drilling for a long time The special LTE resources of uplink of uplink requests are sent into (LTE) evolution node B (eNB) and are used for the 5th generation (5G) ENB sends at least one of the special 5G resources of uplink of uplink requests；It is to be sent to 5G eNB to generate instruction Uplink data scheduling request (SR) and 5G Physical Random Access Channels (xPRACH) in one, depend on SR and One in xPRACH is sent on which of LTE links and 5G links, to select in the special LTE resources of uplink With upper one sent in SR and xPRACH in the special 5G resources of uplink；And after the message has been sent, it decodes The 5G physical downlink control channels (xPDCCH) for including the license of 5G uplinks from 5G eNB over the selected beam, The license of 5G uplinks includes the resource for being allocated for sending uplink data.

In example 25, the theme of example 24 optionally includes, one or more processors also by UE be configured to execute with One in lower operation：The SR for LTE eNB is generated, and in response to sending scheduling request, decoding is used for transmission buffer The uplink of state report (BSR) and 5G wave beam measurement reports permits that 5G wave beam measurements include from beam reference signal (BRS) The BRS of the mark of the wave beam of the selection of acquisition and the wave beam of selection receives at least one of power (BRS-RP) measurement；Response In receiving uplink license, the Logic Channel Identifier (LCID) for sending the resource allocation request for being directed to 5G links is used BSR and 5G wave beam measurement reports are generated, LCID is used to provide the difference between LTE links and the uplink requests of 5G links It is different；And the PDCCH that decoding is received from LTE eNB, PDCCH include carrying out uncontested random access letter for UE and 5G eNB The request of road process, and generate the 5G Physical Random Access Channels with specified preamble signature by 5G links (xPRACH), xPDCCH include no time advance and Temporary Cell Radio Network temporary identifier (C-RNTI) and lead to Cross the random access response (RAR) that C-RNTI carries out scrambled reduction in cyclic redundancy check (CRC).

Example 26 is a kind of method that scheduling user's set (UE) data are sent, and this method includes：It obtains for long-term Evolution (LTE) evolution node B (eNB) sends the special LTE resources of uplink of uplink requests and is used for the 5th generation (5G) eNB sends at least one of the special 5G resources of uplink of uplink requests；It is to be sent to 5G to generate instruction One in the scheduling request (SR) and 5G Physical Random Access Channels (xPRACH) of the uplink data of eNB, depend on SR It is sent on which of LTE links and 5G links with one in xPRACH, to select in the special LTE moneys of uplink One in the SR and xPRACH is sent on one in source and the special 5G resources of uplink；And after the message has been sent, Decode the 5G physical downlink control channels for including the license of 5G uplinks from 5G eNB over the selected beam (xPDCCH), the license of 5G uplinks includes the resource for being allocated for sending uplink data.

In example 27, the theme of example 26 further includes optionally one in following operation：It generates for LTE eNB's SR, and in response to sending scheduling request, decoding is for transmission buffer state report (BSR) and 5G wave beam measurement reports Line link permits that 5G wave beam measurements include the wave of the mark and selection of the wave beam of the selection obtained from beam reference signal (BRS) The BRS of beam receives at least one of power (BRS-RP) measurement；In response to receiving uplink license, using for sending BSR and 5G wave beam measurement reports are generated for the Logic Channel Identifier (LCID) of the resource allocation request of 5G links, LCID is used for It provides for the difference between LTE links and the uplink requests of 5G links；And decoding is received from LTE eNB PDCCH, PDCCH include the request of uncontested random access channel procedure being carried out for UE and 5G eNB, and generate and pass through 5G The 5G Physical Random Access Channels (xPRACH) with specified preamble signature of link, xPDCCH include no time advance and Temporary Cell Radio Network temporary identifier (C-RNTI) and carried out in the cyclic redundancy check (CRC) by C-RNTI The random access response (RAR) of scrambled reduction.

Example 28 is a kind of user equipment (UE), including：For obtaining for long term evolution (LTE) evolution node B (eNB) the special LTE resources of uplink of uplink requests are sent and are asked for sending uplink to the 5th generation (5G) eNB The device of at least one of the special 5G resources of uplink asked；The uplink to be sent to 5G eNB is indicated for generating One device in the scheduling request (SR) and 5G Physical Random Access Channels (xPRACH) of circuit-switched data, depend on SR and One in xPRACH is sent on which of LTE links and 5G links, to select in the special LTE resources of uplink With upper one sent in SR and xPRACH in the special 5G resources of uplink；And for solving after the message has been sent Code over the selected beam from 5G eNB include 5G uplinks license 5G physical downlink control channels (xPDCCH) device, the license of 5G uplinks include the resource for being allocated for sending uplink data.

In example 29, the theme of example 28 further includes optionally one of the following：It is directed to LTE eNB's for generating It SR and is decoded for transmission buffer state report (BSR) and 5G wave beam measurement reports in response to sending scheduling request The device of line link license, 5G wave beam measurements include mark and the choosing of the wave beam of the selection obtained from beam reference signal (BRS) The BRS for the wave beam selected receives at least one of power (BRS-RP) measurement；For in response to receive uplink license and BSR and 5G wave beams measurement report is generated using for sending the Logic Channel Identifier (LCID) for the resource allocation request for being directed to 5G links The device of announcement, LCID are used to provide the difference between LTE links and the uplink requests of 5G links；And for decoding The device of the PDCCH received from LTE eNB, PDCCH include carrying out uncontested random access channel mistake for UE and 5G eNB The request of journey, and the 5G Physical Random Access Channels (xPRACH) with specified preamble signature by 5G links are generated, XPDCCH include no time advance and Temporary Cell Radio Network temporary identifier (C-RNTI) and existed by C-RNTI The random access response (RAR) of scrambled reduction is carried out in cyclic redundancy check (CRC).

Although describing embodiment by reference to specific example embodiment, it will be evident that can be to these realities Apply broader spirit and range that example carry out various modifications and changes without departing from the disclosure.Therefore, the description and the appended drawings should be by It is considered illustrative rather than restrictive.The attached drawing for constituting a disclosure part is shown by way of illustration and not by way of limitation It wherein can be with the specific embodiment of practical matter.The embodiment shown is described in enough detail so that people in the art Member can put into practice introduction disclosed herein.Other embodiment can be utilized and therefrom export so that can not depart from this Structure and replacement in logic and change are carried out in the case of scope of disclosure.Therefore, which is not construed as It is in a limiting sense, and the equivalent that the range of various embodiments is only stated by appended claims and these claims Full scope limit.

Herein can by term " embodiment " the individually and/or jointly this kind of embodiment of referenced subject matter, this is only It is for convenience and to be not intended to scope of the present application is limited to any individual invention or concept of the invention of one's own accord (in reality On disclose more than one in the case of).Therefore, it although specific embodiment has been illustrated and described, should manage Solution, any arrangement calculated to reach identical purpose can replace the specific embodiment shown.The disclosure is intended to contain Cover the arbitrary and all modifications or changes of various embodiments.Those skilled in the art know above-mentioned reality when checking above description by aobvious Apply the combination of example and other embodiments not specifically disclosed herein.

In this document, the use of term " a " or " an " it include one or more as common in the patent literature It is a, independently of any other example or use of "at least one" or " one or more ".In this document, term "or" is used for Refer to nonexcludability, or " A or B " includes " A but be not B ", " B but be not A " and " A and B ", unless otherwise indicated.In this document In, the simple English equivalent of term "comprising" and " wherein " as corresponding term " comprising " and " wherein ".In addition, following In claim, term "comprising" and " comprising " are open；That is, including in addition to after this kind of term in the claims System, UE, object, composition, formula or the process for those of listing the element except element are still considered as falling into the right It is required that range.In addition, in the following claims, term " first ", " second " and " third " etc. is merely used as label, and And it is not intended to and numerical requirements is applied to its object.

The abstract of the disclosure is provided to meet 37C.F.R. 1.72 (b) sections about will allow reader's quickly determining technology The requirement of the abstract of disclosed property.Abstract is to understand that it will not be used to limit or explain the scope of the claims or meaning In the case of be submitted.In addition, in the previous detailed description, it can be seen that for the purpose for simplifying the disclosure, various spies Sign is grouped together in single embodiment.Disclosed method is not construed as reflecting embodiment claimed Need the intention of features more more than the feature being expressly recited in each claim.But as the following claims reflect , subject matter is all features less than single open embodiment.Therefore, following following claims is hereby incorporated into specific In embodiment, wherein each claim itself is used as individual embodiment.

Claims (25)

1. a kind of device of the user equipment (UE) including memory and processing circuit, the processing circuit are arranged to：

The message for indicating the uplink data to be sent to the 5th generation (5G) evolution node B (eNB) is generated, the message takes Certainly which of long term evolution (LTE) eNB and the 5G eNB will be sent in the message；

After sending the message, what decoding was received from the 5G eNB over the selected beam is permitted including 5G uplinks Can 5G physical downlink control channels (xPDCCH), 5G uplinks license includes being allocated for the 5G ENB sends the resource of the uplink data；And

The 5G physical uplink link sharings including the data for sending to the 5G eNB using the resource are generated to believe Road (xPUSCH).

2. the apparatus according to claim 1, wherein：

The message includes scheduling request, and the scheduling request is sent to the LTE eNB.

3. the apparatus of claim 2, wherein the processing circuit is also arranged to：

Generate the scheduling request for being sent by private resource.

4. device according to claim 3, wherein the processing circuit is also arranged to：

In response to sending the scheduling request, the uplink license from eNB is decoded, to depend on from the LTE eNB The uplink license is received with which of 5G eNB, by buffer state reports (BSR) and the survey of 5G wave beams At least one of amount report is sent to the eNB, and 5G wave beam measurements include the choosing obtained from beam reference signal (BRS) The mark for the wave beam selected and the BRS of the selected wave beam receive at least one of power (BRS-RP) measurement.

5. device according to claim 4, wherein the processing circuit is also arranged to：

The BSR and 5G wave beams measurement report are generated in response to receiving the uplink license from the LTE eNB It accuses, receives PDCCH in response to sending the BSR and the 5G wave beams measurement report.

6. device according to claim 4, wherein the processing circuit is also arranged to：

The BSR is generated in response to receiving the uplink license from the 5G eNB, receives the xPDCCH responses In at least one of the transmission BSR and the described 5G wave beams measurement report of transmission.

7. the apparatus of claim 2, wherein the processing circuit is also arranged to：

Generate the scheduling request for non-dedicated resource；And

In response to sending the scheduling request, the uplink license from the LTE eNB is decoded, thus by buffer state Report (BSR) and 5G wave beam measurement reports are sent to the LTE eNB, and 5G wave beam measurements include from beam reference signal (BRS) The mark of the selected wave beam obtained and the BRS of the selected wave beam receive at least one during power (BRS-RP) measures It is a.

8. device according to claim 7, wherein the processing circuit is also arranged to：

In response to receiving the uplink license, the logic for resource allocation request to be sent to the 5G eNB is used Channel logo (LCID) generates the BSR and the 5G wave beams measurement report, and the LCID is directed to the LTE eNB for providing Difference between the uplink requests of the 5G eNB receives PDCCH and is surveyed in response to sending the BSR and the 5G wave beams Amount report.

9. the apparatus of claim 2, wherein the processing circuit is also arranged to：

Generate the scheduling request for non-dedicated resource；And

In response to sending the scheduling request, the PDCCH from the LTE eNB is decoded, the PDCCH includes being directed to the UE The request of uncontested random access channel procedure is carried out with the 5G eNB；And

In response to receiving the PDCCH, the 5G Physical Random Access Channels (xPRACH) with specified preamble signature are generated For transmission to the 5G eNB, the xPDCCH is received in response to sending xPRACH.

10. device according to claim 9, wherein the specified preamble signature include in preamble index group before Leading code indexes, and preamble index group is identified to be measured by the beam reference signal reception power (BRS-RP) of the selected wave beam It is obtained.

11. device according to claim 9, wherein the xPDCCH includes that no time advance and Temporary Cell are wireless Network Temporary Identifier (C-RNTI) and scrambled reduction is carried out in the cyclic redundancy check (CRC) by C-RNTI Random access response (RAR).

12. device according to claim 1 or 2, wherein：

The message includes the 5G Physical Random Access Channels (xPRACH) for being sent by private resource.

13. device according to claim 12, wherein the processing circuit is also arranged to：

In response to sending the xPRACH, the uplink license from 5G eNB is decoded, thus by buffer state reports (BSR) and 5G wave beam measurement reports are sent to the 5G eNB, and 5G wave beam measurements include being obtained from beam reference signal (BRS) The mark of the MIMO wave beams of selection and the BRS of the selected wave beam receive at least one of power (BRS-RP) measurement；With And

The BSR and the 5G wave beams measurement report are generated in response to receiving the uplink license, described in reception XPDCCH is in response to sending the BSR and the 5G wave beams measurement report.

14. device according to claim 12, wherein：

The message includes the xPRACH and buffer state reports (BSR) for being sent by private resource, receives institute XPDCCH is stated in response to sending the message.

15. device according to claim 1 or 2, wherein：

The processing circuit includes baseband circuit, and the baseband circuit is arranged to pass through radio resource from the LTE eNB (RRC) signaling is controlled to determine the special LTE resources of uplink and use for sending uplink requests from the LTE eNB In the special 5G resources of uplink for sending uplink requests to the 5G eNB, the message is used in the uplink It is sent on one in special LTE resources and the special 5G resources of the uplink.

16. device according to claim 1 or 2, further includes：

Antenna, the antenna are configured as providing communication between the UE and eNB.

17. a kind of device of the evolution node B (eNB) including processing circuit, the processing circuit are arranged to：

Generate special LTE resources of uplink for sending from uplink requests to long term evolution (LTE) eNB and for the Five generations (5G) eNB sends one in the special 5G resources of uplink of uplink requests, for passing through radio resource Control (RRC) signaling is sent；And

Decoding one in the special LTE resources of the uplink and the special 5G resources of the uplink it is upper it is sending, refer to Show that a message of the uplink data to be sent to the 5G eNB, the message include scheduling request (SR) and 5G objects One in random access channel (xPRACH) is managed, the message is sent to the LTE eNB and institute depending on the message State which of 5G eNB.

18. device according to claim 17, wherein：

The eNB includes the LTE eNB, and

The processing circuit is also arranged to：

In response to receiving the scheduling request by the special LTE resources of the uplink, generates and be used for transmission buffer shape State reports that the uplink license of at least one of (BSR) and 5G wave beam measurement reports, 5G wave beam measurements include joining from wave beam The BRS of the mark and the selected wave beam of examining the wave beam of the selection of signal (BRS) acquisition is received in power (BRS-RP) measurement It is at least one；And

After sending the uplink license, the BSR and the 5G wave beams measurement report are decoded.

19. the device according to claim 17 or 18, wherein：

The eNB includes the 5G eNB, and

The processing circuit is also arranged to：

The scheduling request is sent in response to using the special LTE resources of the uplink, generates and is used for transmission buffer shape State reports that the uplink license of at least one of (BSR) and 5G wave beam measurement reports, 5G wave beam measurements include joining from wave beam The BRS of the mark and the selected wave beam of examining the wave beam of the selection of signal (BRS) acquisition is received in power (BRS-RP) measurement It is at least one；

After sending the uplink license, the BSR is decoded；And

Generate the 5G physical down link controls for including the license of 5G uplinks for being sent on the selected wave beam Channel (xPDCCH) processed, the 5G uplinks license include being allocated for sending the resource of the uplink data.

20. the device according to claim 17 or 18, wherein：

The eNB includes the LTE eNB, and

The processing circuit is also arranged to：

In response to receiving the scheduling request by the special LTE resources of the uplink, generates and be used for transmission buffer shape State reports the uplink license of (BSR) and 5G wave beam measurement reports, and 5G wave beam measurements include being obtained from beam reference signal (BRS) The mark of the wave beam of the selection taken and the BRS of the selected wave beam receive at least one of power (BRS-RP) measurement；With And

After sending uplink license, the BSR and the 5G wave beams measurement report are decoded, the BSR and described 5G wave beam measurement reports include for sending the Logic Channel Identifier of resource allocation request (LCID), and the LCID is for providing needle To the difference between the LTE eNB and the uplink requests of the 5G eNB.

21. the device according to claim 17 or 18, wherein：

The eNB includes the 5G eNB, and

The processing circuit is also arranged to：

Send include for the UE and the 5G eNB carry out uncontested random access channel procedure request PDCCH it Afterwards, and in response to receiving the scheduling request from the LTE eNB by non-dedicated resource, decoding has specified lead code The 5G Physical Random Access Channels (xPRACH) of signature, the xPDCCH include no time advance and Temporary Cell Radio Network Temporary identifier (C-RNTI) and the random of scrambled reduction is carried out in the cyclic redundancy check (CRC) by C-RNTI Access response (RAR)；And

Generate the 5G physical down links control letter including the license of 5G uplinks for being sent over the selected beam Road (xPDCCH).

22. the device according to claim 17 or 18, wherein：

The eNB includes the 5G eNB, and

The processing circuit device is also arranged to：

In response to receiving 5G Physical Random Access Channels (xPRACH) by the special 5G resources, generate for sending buffering The uplink of device state report (BSR) and 5G wave beam measurement reports permits that 5G wave beam measurements include from beam reference signal (BRS) mark of the selected wave beam obtained and the BRS of the selected wave beam are received in power (BRS-RP) measurement It is at least one；

After sending the uplink license, the BSR and the 5G wave beams measurement report are decoded；And

Generate the 5G physical down links control letter including the license of 5G uplinks for being sent over the selected beam Road (xPDCCH).

23. the device according to claim 17 or 18, wherein：

The eNB includes the 5G eNB, and

The processing circuit is also arranged to：

In response to receiving 5G Physical Random Access Channels (xPRACH) and buffer by the special 5G resources of the uplink State report (BSR) generates the 5G physical downs for including the license of 5G uplinks for being sent over the selected beam Link control channel (xPDCCH).

It is deposited for the computer-readable of instruction of the one or more processors execution by user equipment (UE) 24. one kind is stored with Storage media, one or more of processors are for configuring the UE to execute following operation：

Obtain the special LTE moneys of uplink for sending uplink requests to long term evolution (LTE) evolution node B (eNB) Source and at least one of the special 5G resources of uplink for being used to send uplink requests to the 5th generation (5G) eNB；

Generate the scheduling request (SR) for indicating the uplink data to be sent to the 5G eNB and the access of 5G physical accidentals It one in channel (xPRACH), depends on one in LTE links and 5G links in the SR and the xPRACH Which on sent, to select in the special LTE resources of the uplink and the special 5G resources of the uplink It is one in the one upper transmission SR and xPRACH；And

After sending the message, decoding from the 5G eNB includes over the selected beam the license of 5G uplinks 5G physical downlink control channels (xPDCCH), the 5G uplinks license includes being allocated for sending the uplink The resource of circuit-switched data.

25. medium according to claim 24, wherein the UE also is configured to execute by one or more of processors One in operating below：

The SR for the LTE eNB is generated, and in response to sending the scheduling request, decoding is used for transmission buffer The uplink of state report (BSR) and 5G wave beam measurement reports permits that 5G wave beam measurements include from beam reference signal (BRS) The mark of the selected wave beam obtained and the BRS of the selected wave beam receive at least one during power (BRS-RP) measures It is a；

In response to receiving uplink license, patrolled using the resource allocation request for sending for the 5G links It collects channel logo (LCID) and generates the BSR and the 5G wave beams measurement report, the LCID is directed to the LTE chains for providing Difference between road and the uplink requests of the 5G links；And

The PDCCH received from the LTE eNB is decoded, the PDCCH includes carrying out nothing for the UE and 5G eNB The request of random access channel procedure is competed, and generates the 5G physical accidentals with specified preamble signature by 5G links Channel (xPRACH) is accessed, the xPDCCH includes no time advance and Temporary Cell Radio Network temporary identifier (C- RNTI) and pass through the random access response (RAR) that C-RNTI carries out scrambled reduction in the cyclic redundancy check (CRC).