CN109526031A

CN109526031A - A kind of user equipment that be used to wirelessly communicate, the method and apparatus in base station

Info

Publication number: CN109526031A
Application number: CN201710837033.5A
Authority: CN
Inventors: 蒋琦
Original assignee: Shanghai Langbo Communication Technology Co Ltd
Current assignee: Shanghai Langbo Communication Technology Co Ltd
Priority date: 2017-09-17
Filing date: 2017-09-17
Publication date: 2019-03-26
Anticipated expiration: 2037-09-17
Also published as: CN113596941A; CN109526031B; CN113490243A

Abstract

This application discloses the method and apparatus in a kind of user equipment that be used to wirelessly communicate, base station.User equipment sends the first wireless signal first, then receives second wireless singal；The recipient of first wireless signal includes first base station, and the sender of the second wireless singal is the first base station；It include the first identifier in the information that the information and the second wireless singal that first wireless signal carries carry；The first identifier is to be generated by the second base station or the first identifier is to be generated by the user equipment and the RRC connection when sending first wireless signal between user equipment maintenance and the second base station.The application in handoff procedure by designing first wireless signal and the second wireless singal includes the first identifier, and the first identifier is non-switching target small area configuration, effectively improves switch speed, and then improve systematic entirety energy.

Description

A kind of user equipment that be used to wirelessly communicate, the method and apparatus in base station

Technical field

This application involves the transmission methods and device in wireless communication system, longer wireless more particularly, to transmission delay The transmission method and device of signal.

Background technique

Currently, non-about being supported in 5G NR (New Radio Access Technology, new wireless access technology) Research project (the Study of ground network (Study on NR to Support Non-Terrestrial Network) Item) in 3GPP (3rd GenerationPartner Project, third generation cooperative partner program) RAN (Radio Access Network, wireless access network) in be agreed, and the discussion of the relevant technologies will be started in October, 2017.Non- During ground network discusses, an important scene is exactly that ground based terminal is directly accessed spaceflight delivering tool (Spaceborne Vehicle) communicated, and in spaceflight delivering tool include GEO (Geostationary Earth Orbiting, synchronously Ball track) satellite, MEO (Medium Earth Orbiting, Medium-Earth Orbit) satellite, LEO (Low Earth Orbit, it is low Earth's orbit) satellite, HEO (Highly Elliptical Orbiting, highly elliptical orbit) satellite, Airborne One or more of Platform (aerial platform).When the track where the spaceflight delivering tool is higher, the space flight The transmission delay of delivery vehicle and ground based terminal will be very big, if ground based terminal switches between two satellites (Handover), biggish delay will be needed just to be able to achieve using traditional switching mode, and then performance will be significantly affected.

Summary of the invention

In traditional switching, the operation between terminal device and cell is mainly consisted of the following steps:

Step 1. terminal device sends measurement report (Measurement to serving cell (Serving Cell) first Report) to initiate to switch；

Step 2. serving cell passes through backhaul link (Backhaul Link) for switching request (Handover Request) it is sent to Target cell (Target Cell)；

Step 3. Target cell feeds back Handover Request Acknowledge (Handover Request ACK) and configures for the terminal New C-RNTI (Cell Radio Network Temporary Identifier, Cell Radio Network Temporary Identifier/Identity, Cell-RNTI)；

Step 4. serving cell sends MobilityControlInfo and triggers the terminal device and the serving cell It disconnects, and synchronizes and initiate random access with Target cell.

Inventors discovered through research that completing satellite as the switching under direct-connected base station scene, eventually according to above-mentioned steps End equipment to target BS initiate for switching synchronization and random access before, need to wait between base station it is multiple interaction with Multiple air interface transmission；Interaction can introduce the transmission delay of base station and earth station between base station, and air interface transmission itself can also cause greatly Amount delay.When two base stations for being related to switching are GEO satellites, above-mentioned switching method, which needs to introduce up to 10 seconds or more, to be prolonged Late, this is by the performance for the system that will be greatly reduced.

For above-mentioned design, this application discloses a solution.In the absence of conflict, the user of the application sets The feature in embodiment and embodiment in standby can be applied in base station, and vice versa.In the absence of conflict, the application Embodiment and embodiment in feature can arbitrarily be combined with each other.

This application discloses a kind of methods in user equipment that be used to wirelessly communicate, characterized by comprising:

Send the first wireless signal；

Receive second wireless singal；

Wherein, the recipient of first wireless signal includes first base station, and the sender of the second wireless singal is The first base station；It include first identifier in the information that first wireless signal carries, what the second wireless singal carried It include the first identifier in information；It is by described that the first identifier, which is by the generation of the second base station or the first identifier, User equipment generates and the user equipment maintains the RRC between the second base station to connect when sending first wireless signal It connects；Second base station and the first base station are non-co-located.

As one embodiment, the above method is advantageous in that: the first identifier is generated by the second base station, Huo Zhesuo Stating first identifier is generated by the user equipment, avoids the first identifier from the first base station (target in switching Cell) configuration；And then before second base station and first base station interaction, the user equipment is i.e. to described first Synchronous and random access is initiated in base station, substantially reduces the waiting time of the user equipment, improves the speed and efficiency of switching.

According to the one aspect of the application, the above method is characterised by comprising:

Receive third wireless signal；

Wherein, the third wireless signal is used in { determining the first identifier, trigger first wireless signal } At least one of, the sender of the third wireless signal is second base station.

As one embodiment, the above method is advantageous in that: second base station is true by the third wireless signal The fixed first identifier, and do not have to be needed as existing switching flow until the backhaul link from the first base station The feedback of (Backhaul Link) is to configure the first identifier, and the above method further increases the speed of switching, and reduction is prolonged Late.

Receive the 4th wireless signal；

Wherein, the 4th wireless signal is by the user equipment for determining from second base station to first base It stands switching, the sender of the 4th wireless signal is second base station.

As one embodiment, the above method is advantageous in that: second base station is true by the third wireless signal The fixed user equipment can initiate to switch to the first base station, and then confirm that above-mentioned handover operation is to the user equipment Network side is it is known that guarantee the robustness and reasonability that switch.

Receive the first signaling；

Wherein, the first identifier be used to receive first signaling, and the sender of first signaling is described Two base stations.

As one embodiment, the speciality of the above method is: the first identifier is a C-RNTI, and for described The scheduled transmission of user equipment.

Send the 5th wireless signal；

Wherein, the 5th wireless signal is used for determining that the user equipment is initiated from second base station to described the The switching of one base station, the recipient of the 5th wireless signal include second base station, and the 5th wireless signal includes institute State the mark of first base station.

As one embodiment, the speciality of the above method is: the 5th wireless signal is that the user equipment is sent Measurement report, for trigger the user equipment it is subsequent for switching operation.

Send the 6th wireless signal；

Receive the 7th wireless signal；

Wherein, the 5th wireless signal be used to trigger the 6th wireless signal, and the 6th wireless signal is by institute User equipment is stated for initiating random access to the first base station, the 7th wireless signal is for the 6th wireless communication Number feedback.

As one embodiment, the speciality of the above method is: the 6th wireless signal is used for the user equipment Random access is initiated to the first base station after triggering handover operation, the 7th wireless signal is for the random access It is corresponding.

This application discloses a kind of methods in first base station that be used to wirelessly communicate, characterized by comprising:

Receive the first wireless signal；

Send second wireless singal；

Wherein, the sender of first wireless signal is first terminal, and the recipient of the second wireless singal includes The first terminal；It include first identifier in the information that first wireless signal carries, what the second wireless singal carried It include the first identifier in information；It is by described that the first identifier, which is by the generation of the second base station or the first identifier, First terminal generates and the first terminal maintains the RRC between the second base station to connect when sending first wireless signal It connects；Second base station and the first base station are non-co-located.

Receive the 6th wireless signal；

Send the 7th wireless signal；

Wherein, the 5th wireless signal be used to trigger the 6th wireless signal, and the 6th wireless signal is by described One terminal is used to initiate random access to the first base station, and the 7th wireless signal is for the 6th wireless signal Feedback；5th wireless signal is used for determining that the first terminal is initiated from second base station to the first base station Switching, the recipient of the 5th wireless signal includes second base station, and the 5th wireless signal includes first base The mark stood.

Receive the first information；

Wherein, the first information includes the first identifier, and the first information transmits on backhaul link, and described The sender of one information is second base station.

Send the second information；

Wherein, second information be used to confirm the first information, and second information is transmitted on backhaul link, The recipient of second information includes second base station.

This application discloses a kind of methods in the second base station that be used to wirelessly communicate, characterized by comprising:

Send third wireless signal；

Wherein, the third wireless signal be used in { determine first identifier, trigger the first wireless signal } at least it One, the recipient of the third wireless signal includes first terminal；It include described in the information that first wireless signal carries First identifier, the first identifier, which is by second base station generation or the first identifier, is given birth to by the first terminal The first terminal maintains the RRC connection between second base station when at and transmission first wireless signal；It is described Second base station and the first base station are non-co-located.

Send the 4th wireless signal；

Wherein, the 4th wireless signal is by the first terminal for determining from second base station to first base It stands switching.

Send the first signaling；

Wherein, the first identifier be used to receive first signaling.

Receive the 5th wireless signal；

Wherein, the 5th wireless signal is used for determining that the first terminal is initiated from second base station to described the The sender of the switching of one base station, the 5th wireless signal is the first terminal, and the 5th wireless signal includes described The mark of first base station.

Send the first information；

Wherein, the first information includes the first identifier, and the first information transmits on backhaul link, and described The recipient of one information includes the first base station.

Receive the second information；

Wherein, second information be used to confirm the first information, and second information is transmitted on backhaul link, The sender of second information is the first base station.

This application discloses a kind of user equipmenies that be used to wirelessly communicate characterized by comprising

- the first transceiver module sends the first wireless signal；

- the first receiver module receives second wireless singal；

As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that, first transceiver Module also receives third wireless signal；The third wireless signal be used to { determine the first identifier, trigger first nothing At least one of line signal }, the sender of the third wireless signal is second base station.

As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that the user equipment is also Including the second receiver module, second receiver module also receives the first signaling；The first identifier be used to receive institute The first signaling is stated, the sender of first signaling is second base station.

As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that, first transceiver Module also sends the 5th wireless signal；5th wireless signal is used for determining that the user equipment is initiated from second base The switching stood to the first base station, the recipient of the 5th wireless signal include second base station, and the described 5th is wireless Signal includes the mark of the first base station.

As a sub- embodiment of the embodiment, first transceiver module also sends the 6th wireless signal, and Receive the 7th wireless signal；5th wireless signal be used to trigger the 6th wireless signal, the 6th wireless signal It is used to initiate random access to the first base station by the user equipment, the 7th wireless signal is for the 6th nothing The feedback of line signal.

As one embodiment, the above-mentioned user equipment that be used to wirelessly communicate is characterized in that the user equipment is also Including the second receiver module, second receiver module receives the 4th wireless signal；4th wireless signal is described User equipment switches for determination from second base station to the first base station, and the sender of the 4th wireless signal is institute State the second base station.

This application discloses a kind of first base station equipment that be used to wirelessly communicate characterized by comprising

- the second transceiver module receives the first wireless signal；

- the first transmitter module sends second wireless singal；

Wherein, the sender of first wireless signal is first terminal, and the recipient of the second wireless singal includes The first terminal；It include first identifier in the information that first wireless signal carries, what the second wireless singal carried It include the first identifier in information；It is by described that the first identifier, which is by the generation of the second base station or the first identifier, RRC that first terminal generates and when sending first wireless signal between the first terminal maintenance and the second base station connects It connects；Second base station and the first base station are non-co-located.

As one embodiment, the above-mentioned first base station equipment that be used to wirelessly communicate is characterized in that, described second receives Hair machine module also receives the 6th wireless signal, and sends the 7th wireless signal；5th wireless signal be used to trigger described Six wireless signals, the 6th wireless signal is used to initiate random access to the first base station by the first terminal, described 7th wireless signal is the feedback for the 6th wireless signal；5th wireless signal is used for determining that described first is whole The switching from second base station to the first base station is initiated at end, and the recipient of the 5th wireless signal includes described second Base station, the 5th wireless signal include the mark of the first base station.

As one embodiment, the above-mentioned first base station equipment that be used to wirelessly communicate is characterized in that, first base Station equipment further includes third transceiver module, and the third transceiver module receives the first information；The first information includes institute First identifier is stated, the first information transmits on backhaul link, and the sender of the first information is second base station.

As a sub- embodiment of the embodiment, the third transceiver module also sends the second information；Described second Information be used to confirm the first information, and second information is transmitted on backhaul link, the recipient of second information Including second base station.

This application discloses a kind of the second base station equipments that be used to wirelessly communicate characterized by comprising

- the four transceiver module sends third wireless signal；

Wherein, the third wireless signal be used in { determine first identifier, trigger the first wireless signal } at least it One, the recipient of the third wireless signal includes first terminal；It include described in the information that first wireless signal carries First identifier, the first identifier, which is by second base station generation or the first identifier, is given birth to by the first terminal At and when sending first wireless signal, the first terminal maintains the RRC connection between second base station；Institute Stating the second base station and the first base station is non-co-located.

As one embodiment, above-mentioned the second base station equipment that be used to wirelessly communicate is characterized in that, second base Station further includes the second transmitter module, and second transmitter module sends the 4th wireless signal；The 4th wireless signal quilt The first terminal switches for determination from second base station to the first base station.

As one embodiment, above-mentioned the second base station equipment that be used to wirelessly communicate is characterized in that, second base Station further includes the second transmitter module, and second transmitter module sends the first signaling, and the first identifier be used to receive First signaling.

As one embodiment, above-mentioned the second base station equipment that be used to wirelessly communicate is characterized in that, the described 4th receives Hair machine module receives the 5th wireless signal；5th wireless signal is used for determining that the first terminal is initiated from described second The sender of switching of the base station to the first base station, the 5th wireless signal is the first terminal, and the described 5th is wireless Signal includes the mark of the first base station.

As one embodiment, above-mentioned the second base station equipment that be used to wirelessly communicate is characterized in that, second base Station further includes the 5th transceiver module, and the 5th transceiver module sends the first information；The first information includes described One mark, the first information transmit on backhaul link, and the recipient of the first information includes the first base station.

As a sub- embodiment of the embodiment, the 5th transceiver module receives the second information；Second letter Breath be used to confirm the first information, and second information is transmitted on backhaul link, and the sender of second information is The first base station.

It is compared as one embodiment with traditional scheme, the application has following advantage:

First identifier described in-, which is by the generation of the second base station or the first identifier, to be generated by the user equipment, The first identifier is avoided to come from the configuration of the first base station (Target cell in switching)；And then in second base station and Before the first base station interaction, the user equipment initiates synchronous and random access to the first base station, substantially reduces The waiting time of the user equipment improves the speed and efficiency of switching.

Second base station described in-determines the first identifier by the third wireless signal, and does not have to flow as existing switching Journey needs the feedback until the backhaul link from the first base station equally to configure the first identifier, and the above method is into one Step improves the speed of switching, reduces delay.

Second base station described in-determines that the user equipment can be to the first base station by the third wireless signal Switching is initiated, and then confirms that the handover operation that above-mentioned user equipment is initiated is known to network side, to protect to the user equipment Demonstrate,prove the robustness and reasonability of switching.

Detailed description of the invention

By reading referring to the detailed description of non-limiting embodiments in the following drawings, other spies of the application Sign, objects and advantages will become more apparent:

Fig. 1 shows the flow chart of first wireless signal and second wireless singal of one embodiment according to the application；

Fig. 2 shows the schematic diagrames according to the network architecture of one embodiment of the application；

Fig. 3 shows the reality of the radio protocol architecture of the user plane and control plane according to one embodiment of the application Apply the schematic diagram of example；

Fig. 4 shows the schematic diagram of enode and UE according to one embodiment of the application；

Fig. 5 shows the flow chart of the 5th wireless signal of one embodiment according to the application；

Fig. 6 shows the distribution schematic diagram of a user equipment according to the application, first base station and the second base station；

Fig. 7 shows the distribution schematic diagram of another user equipment according to the application, first base station and the second base station；

Fig. 8 shows the structural block diagram for the processing unit in user equipment of one embodiment according to the application；

Fig. 9 shows the structural block diagram for the processing unit in first base station of one embodiment according to the application.

Figure 10 shows the structural block diagram for the processing unit in the second base station of one embodiment according to the application.

Specific embodiment

It is described in further detail below in conjunction with technical solution of the attached drawing to the application, it should be noted that do not rushing In the case where prominent, the feature in embodiments herein and embodiment can be arbitrarily combined with each other.

Embodiment 1

Embodiment 1 illustrates the flow chart of the first wireless signal and second wireless singal, as shown in Fig. 1.

In embodiment 1, the user equipment in the application sends the first wireless signal first, then receives the second nothing Line signal；The recipient of first wireless signal includes first base station, and the sender of the second wireless singal is described One base station；It include first identifier in the information that first wireless signal carries, in the information of the second wireless singal carrying Including the first identifier；The first identifier, which is by the generation of the second base station or the first identifier, to be set by the user Standby generation and the RRC connection when sending first wireless signal between the user equipment maintenance and the second base station；It is described Second base station and the first base station are non-co-located.

As a sub- embodiment, the information that first wireless signal carries is Msg 3, second wireless communication Number carry the information be Msg 4.

As a sub- embodiment, first wireless signal is corresponded in TS 36.300 in random access procedure in step 3 The uplink dispatched on UL-SCH (Uplink Shared Channel, Uplink Shared Channel) for the first time, second nothing Line signal corresponds in TS (Technical Specification, technical specification) 36.300 in random access procedure in step 4 Downlink Conflict solving；Or first wireless signal corresponds in TS 38.300 and exists for the first time in step 3 in random access procedure The uplink dispatched on UL-SCH, the second wireless singal correspond in TS38.300 in random access procedure in step 4 Downlink Conflict solving.

As a sub- embodiment, first wireless signal be DCCH (Downlink Control Channel, under Row control channel) on transmit by encryption and integrity protection RRC (Radio Resource Control, radio resource Control) switching confirmation (Handover Confirm).

As a sub- embodiment, CRC included by the physical layer control signaling of the second wireless singal is dispatched (Cyclic Redundancy Check, cyclic redundancy check) is scrambled by the first identifier.

As a sub- embodiment, first wireless signal and the second wireless singal belong to the same random access Process (Procedure).

As a sub- embodiment, first wireless signal be used to trigger the second wireless singal.

As a sub- embodiment, the first identifier is made of 16 binary bits.

As a sub- embodiment, the first identifier is made of 48 binary bits.

As a sub- embodiment, the first base station is a satellite.

As a sub- embodiment, second base station is a satellite.

As a sub- embodiment, the first base station is that the Target cell for the switching that the user equipment is initiated is corresponding Base station.

As a sub- embodiment, second base station is the corresponding base station of serving cell of the user equipment.

As a sub- embodiment, the first identifier is referred to by user equipment generation: first mark Knowledge is the random number that the user equipment generates.

As a sub- embodiment, the first identifier is referred to by user equipment generation: first mark Knowledge is the user equipment { IMSI (International Mobile Subscriber Identification Number, international mobile subscriber identity), S-TMSI (SAE Temporary Mobile Subscriber Identity, SAE temporarily moves sign-on ID), MME (Mobility Management Entity, mobility management entity) S1AP One of (Application Protocol, application protocol) UE (User Equipment, user equipment) ID (mark) } in； Wherein, SAE is System Architecture Evolution (System Architecture Evolution).

As a sub- embodiment, the first identifier is referred to by user equipment generation: first mark Know in { IMSI, S-TMSI, MME S1AP the UE ID } of the user equipment one of it is related.

As a sub- embodiment, the first identifier is to be generated to refer to by the second base station: second base station is First identifier described in the user device configuration.

As an accompanying Examples of the sub- embodiment, the first identifier is a C- of the second base station configuration RNTI。

As a sub- embodiment, first wireless signal includes in TS 36.331 RRCConnectionReconfigurationComplete IE (Information Element, information unit), Huo Zhesuo Stating the first wireless signal includes the RRCConnectionReconfigurationComplete IE in TS 38.331

As a sub- embodiment, the first base station and second base station are referring to for non-co-located: first base It stands and second base station communication equipment that be two different.

As a sub- embodiment, the first base station and second base station are referring to for non-co-located: first base It stands including first community set, first community is the arbitrary cells in the first community set；Second base station includes the Two set of cells, second community are the arbitrary cells in the second community set；The first community and described second Cell respectively corresponds different PCI (Physical Cell Identity, Physical Cell Identifier).

As a sub- embodiment, the first base station and second base station are referring to for non-co-located: first base It stands and second base station is located at different places.

As a sub- embodiment, there are backhaul links between the first base station and second base station.

As a sub- embodiment, second base station is the corresponding base station of serving cell of the user equipment, described First base station is the corresponding base station of Target cell that the user equipment initiates switching.

As a sub- embodiment, second base station is the serving cell of the user equipment, and the first base station is The user equipment initiates the Target cell of switching.

Embodiment 2

Embodiment 2 illustrates the schematic diagram of the network architecture, as shown in Fig. 2.

Embodiment 2 illustrates the schematic diagram of a network architecture according to the application, as shown in Fig. 2.Fig. 2 is to illustrate NR 5G, LTE (Long-Term Evolution, long term evolution) and LTE-A (Long-Term Evolution Advanced, Enhance long term evolution) System Network Architecture 200 figure.NR 5G or LTE network framework 200 can be described as EPS (Evolved Packet System, evolved packet system) 200 some other suitable terms.EPS 200 may include one or more UE (User Equipment, user equipment) 201, NG-RAN (Next-Generation enters network) 202, EPC (Evolved Packet Core, evolution block core)/5G-CN (5G-Core Network, 5G core net) 210, HSS (Home Subscriber Server, home signature user server) 220 and Internet service 230.EPS can with other access of internet interlock, but for letter It is single not show these entity/interfaces.As shown, EPS provides packet-switched services, however those skilled in the art will be easy Understand, each conception of species presented through the application, which extends to, provides the network or other cellular networks of circuit switched service.NG- RAN includes NR node B (gNB) 203 and other gNB204.GNB203 provides user and control plane protocol end towards UE201 Only.GNB203 can be connected to other gNB204 via Xn interface (for example, backhaul).GNB203 is alternatively referred to as base station, base station transceiver Platform, radio base station, radio transceiver, transceiver function, set of basic (BSS), expansion service set (ESS), TRP (transmitting and receiving point) or some other suitable term.GNB203 provides the access point to EPC/5G-CN210 for UE201.UE201 Example include cellular phone, smart phone, session initiation protocol (SIP) phone, laptop computer, personal digital assistant (PDA), satelline radio, the communication of non-ground base station, satellite mobile communication, global positioning system, multimedia device, video dress It sets, digital audio-frequency player (for example, MP3 player), camera, game console, unmanned plane, aircraft, narrowband Physical Network are set Standby, machine type communication device, land craft, automobile, wearable device or any other like functional device.It is affiliated UE201 can also be known as mobile station, subscriber stations, mobile unit, subscriber unit, radio-cell, long-range list by the technical staff in field It is member, mobile device, wireless device, wireless communication device, remote-control device, mobile subscriber stations, access terminal, mobile terminal, wireless Terminal, remote terminal, hand-held set, user agent, mobile client, client or some other suitable term.GNB203 passes through S1/NG interface is connected to 5G-CN/EPC210.5G-CN/EPC210 includes MME/AMF/UPF 211, other MME (Mobility Management Entity, mobility management entity)/AMF (Authentication Management Field, authentication pipe Manage domain)/UPF (User Plane Function, user-plane function) 214, S-GW (Service Gateway, gateway) 212 and P-GW (Packet Date Network Gateway, grouped data network gateway) 213.MME/AMF/UPF211 is Handle the control node of the signaling between UE201 and 5G-CN/EPC210.Generally, MME/AMF/UPF211 provides carrying and connects Adapter tube reason.All User IP (Internet Protocal, Internet Protocol) packets are transmitted by S-GW212, and S-GW212 is certainly Body is connected to P-GW213.P-GW213 provides the distribution of UE IP address and other functions.P-GW213 is connected to Internet service 230.Internet service 230 includes that operator corresponds to the Internet protocol service, specifically may include internet, Intranet, IMS (IP Multimedia Subsystem, IP multimedia subsystem) and PS streaming service (PSS).

As a sub- embodiment, the UE201 corresponds to the user equipment in the application.

As a sub- embodiment, the gNB203 corresponds to second base station in the application.

As a sub- embodiment, the gNB204 includes the first base station in the application.

As a sub- embodiment, the UE201 supports non-ground network wireless communication.

As a sub- embodiment, the UE201 directly passes through inserting of satellite NR 5G network.

As a sub- embodiment, the gNB203 supports long delay wireless communication.

As a sub- embodiment, the UE201 supports long delay wireless communication.

Embodiment 3

Embodiment 3 shows the embodiment of the radio protocol architecture of the user plane and control plane according to the application Schematic diagram, as shown in Fig. 3.

Attached drawing 3 is schematic diagram of the explanation for the embodiment of user plane and the radio protocol architecture for controlling plane, Fig. 3 The radio protocol architecture for being used for user equipment (UE) and base station equipment (gNB or eNB): layer 1, layer 2 and layer is shown with three layers 3.1 (L1 layers) of layer are lowermost layers and implement various PHY (physical layer) signal processing functions.L1 layers are referred to as PHY301 herein. 2 (L2 layers) 305 of layer are responsible for passing through link of the PHY301 between UE and gNB on PHY301.In user plane, L2 Layer 305 includes MAC (Medium Access Control, media access control) sublayer 302, RLC (Radio Link Control, radio link layer control protocol) sublayer 303 and PDCP (Packet Data Convergence Protocol, point Group data convergence protocol) sublayer 304, these sublayers terminate at the gNB on network side.Although it is not shown, but UE can have Several upper layers on L2 layer 305, including terminating at the network layer (for example, IP layers) at the P-GW on network side and terminating at Application layer at the other end (for example, distal end UE, server etc.) of connection.PDCP sublayer 304 provides different radio carrying Multiplexing between logic channel.PDCP sublayer 304 provides the header compressed for upper layer data packet also to reduce nothing Line electricity emits expense, provides safety by encrypted packet, and the handover to UE provided between gNB is supported. Rlc sublayer 303 provide upper layer data packet Segmentation and Reassembly dress, lost data packets re-emit and the rearrangement of data packet Sequence is to compensate the received out-of-order as caused by HARQ.Media access control sublayer 302 provides the multiplexing between logical AND transport channel.MAC Sublayer 302 is also responsible for the various radio resources (for example, resource block) distributed in a cell between UE.Media access control sublayer 302 is also It is responsible for HARQ operation.In the control plane, for the radio protocol architecture of UE and gNB for physical layer 301 and L2 layer 305 Say it is substantially the same, but not for controlling the header compressed function of plane.Control plane further includes the RRC in layer 3 (L3 layers) (Radio Resource Control, radio resource control) sublayer 306.RRC sublayer 306 is responsible for obtaining radio resource (that is, radio bearer) and lower layer is configured using the RRC signaling between gNB and UE.

The user equipment of the radio protocol architecture suitable for the application as a sub- embodiment, in attached drawing 3.

As a sub- embodiment, radio protocol architecture in attached drawing 3 suitable for the application the first base station, At least one of second base station }.

As a sub- embodiment, first signaling and the 6th wireless signal in the application are created on described PHY301。

As a sub- embodiment, the first information and second information in the application are { X2 interface, S1 connect Mouthful, Xn interface in one of transmission.

As a sub- embodiment, the first information and second information in the application belong to backhaul information.

As a sub- embodiment, the third wireless signal and the 4th wireless signal in the application are created on institute State RRC sublayer 306.

As a sub- embodiment, the 5th wireless signal in the application is created on the RRC sublayer 306.

As a sub- embodiment, the 7th wireless signal in the application is created on the media access control sublayer 302.

As a sub- embodiment, first wireless signal and the second wireless singal in the application are created on institute State RRC sublayer 306.

Embodiment 4

Embodiment 4 shows the schematic diagram of a given base station equipment and user equipment according to the application, such as 4 institute of attached drawing Show.The given base station equipment be in the application in { first base station, second base station } one of, Fig. 4 is to access The block diagram of the gNB410 communicated in network with UE450.

Base station equipment (410) includes controller/processor 440, and memory 430 receives processor 412, transmited processor 415, handoff processor 471, emitter/receiver 416 and antenna 420.

User equipment (450) includes controller/processor 490, memory 480, data source 467, transmited processor 455, Receive processor 452, handoff processor 441, emitter/receiver 456 and antenna 460.

In downlink transfer, related processing includes: with base station equipment (410)

Controller/processor 440, upper layer packet reach, and controller/processor 440 provides Header compression, encryption, packet segmentation Connect and reorder and logical and transport channel between multiplexing demultiplexing, it is flat for user plane and control to implement The L2 layer protocol in face；It may include data or control information, such as DL-SCH (Downlink Shared in the packet of upper layer Channel, DSCH Downlink Shared Channel)；

Controller/processor 440, associated with the memory 430 of storage program code and data, memory 430 can be with For computer-readable media；

Controller/processor 440, including scheduling unit, with transmission demand, scheduling unit is for dispatching and transmission demand pair The interface-free resources answered；

Handoff processor 471 determines and receives the first wireless signal, and determines and send second wireless singal；Or it determines Send third wireless signal；And send the result to controller/processor 440；

Transmited processor 415 receives the output bit flow of controller/processor 440, implements to be used for L1 layers of (i.e. physics Layer) various signals transmitting processing function include coding, interweave, scrambling, modulation, power control/distribution and physical layer control letter Enable (including PBCH, PDCCH, PHICH, PCFICH, reference signal) generation etc.；

Transmitter 416, the baseband signal for providing transmited processor 415 are converted into radiofrequency signal and via antennas 420 launch；Each transmitter 416 carries out sampling processing to respective input symbol stream and obtains respective sampled signal stream. Each transmitter 416 is further processed (such as digital-to-analogue conversion, amplify, filtering, up-conversion etc.) to respective sample streams and obtains To downlink signal.

In downlink transfer, related processing may include: with user equipment (450)

Receiver 456 is supplied to receiving area for that will be converted into baseband signal by the received radiofrequency signal of antenna 460 Manage device 452；

Receive processor 452, implement for L1 layer (that is, physical layer) various signals receive processing function include decode, Deinterleaving, descrambling, the extraction of demodulation physical layer control signaling etc.；

Handoff processor 441 determines and sends first wireless signal, and determines and receive the second wireless singal； And send the result to controller/processor 490.

Controller/processor 490, receive receive processor 452 export bit stream, provide packet header decompression, decryption, Packet segmentation connection and reorder and logical and transport channel between multiplexing demultiplexing, implementing for user plane and Control the L2 layer protocol of plane；

Controller/processor 490 is associated with the memory 480 of storage program code and data.Memory 480 can be with For computer-readable media.

In UL (Uplink, uplink), related processing includes: with base station equipment (410)

Receiver 416 receives radiofrequency signal by its respective antenna 420, the radiofrequency signal received is converted to base band Signal, and baseband signal is provided to reception processor 412.

Receive processor 412, implement for L1 layer (that is, physical layer) various signals receive processing function include decode, Deinterleaving, descrambling, the extraction of demodulation physical layer control signaling etc..

Controller/processor 440 implements L2 layer function, and 430 phase of memory with storage program code and data Association.

Controller/processor 440 provides demultiplexing, package-restructuring dress, decryption, header between conveying and logic channel Decompression, control signal processing are to restore the upper layer data packet from UE450.Upper layer data from controller/processor 440 Packet can provide core network.

In UL (Uplink, uplink), related processing includes: with user equipment (450)

Data source 467 provides upper layer data packet to controller/processor 490.Data source 467 indicates on L2 layers All protocol layers.

Transmitter 456 emits radiofrequency signal by its respective antenna 460, baseband signal is converted to radiofrequency signal, and Radiofrequency signal is provided to respective antenna 460.

Transmited processor 455, implement for L1 layer (that is, physical layer) various signals receive processing function include decode, Deinterleaving, descrambling, the extraction of demodulation physical layer control signaling etc..

Controller/processor 490 implemented based on the radio resource allocation of gNB410 header compressed, encryption, packet segmentation and Reorder and logical AND transport channel between multiplexing, implement for user plane and control plane L2 layer function.

Controller/processor 459 is also responsible for HARQ operation, lost package re-emits, and to the signaling of gNB410.

As a sub- embodiment, the UE450 device includes: at least one processor and at least one processor, At least one processor includes computer program code；At least one processor and the computer program code quilt Be configured to be used together at least one described processor, the UE450 device at least: send the first wireless signal, receive the Two wireless signals；The recipient of first wireless signal includes first base station, and the sender of the second wireless singal is institute State first base station；It include first identifier, the letter that the second wireless singal carries in the information that first wireless signal carries It include the first identifier in breath；It is by the use that the first identifier, which is by the generation of the second base station or the first identifier, Family equipment generates and the user equipment maintains the RRC connection between the second base station when sending first wireless signal； Second base station and the first base station are non-co-located.

As a sub- embodiment, the UE450 includes: a kind of memory for storing computer-readable instruction program, institute It states the generation when being executed by least one processor of computer-readable instruction program to act, the movement includes: to send the first nothing Line signal receives second wireless singal；The recipient of first wireless signal includes first base station, the second wireless singal Sender be the first base station；It include first identifier in the information that first wireless signal carries, described second is wireless It include the first identifier in the information that signal carries；The first identifier is by the generation of the second base station or first mark Knowledge be generated by the user equipment and when sending first wireless signal user equipment maintain and the second base station it Between RRC connection；Second base station and the first base station are non-co-located.

As a sub- embodiment, the gNB410 device includes: at least one processor and at least one processor, At least one processor includes computer program code；At least one processor and the computer program code quilt It is configured to be used together at least one described processor.The gNB410 device is at least: receiving the first wireless signal, sends the Two wireless signals；The sender of first wireless signal is first terminal, and the recipient of the second wireless singal includes institute State first terminal；It include first identifier, the letter that the second wireless singal carries in the information that first wireless signal carries It include the first identifier in breath；The first identifier is to be generated by the second base station or the first identifier is by described the One terminal generates and the first terminal maintains the RRC connection between the second base station when sending first wireless signal； Second base station and the first base station are non-co-located.

As a sub- embodiment, the gNB410 includes: a kind of memory for storing computer-readable instruction program, institute It states the generation when being executed by least one processor of computer-readable instruction program to act, the movement includes: to receive the first nothing Line signal sends second wireless singal；The sender of first wireless signal is first terminal, the second wireless singal Recipient includes the first terminal；It include first identifier in the information that first wireless signal carries, described second is wireless It include the first identifier in the information that signal carries；The first identifier is by the generation of the second base station or first mark Knowledge be generated by the first terminal and when sending first wireless signal first terminal maintain and the second base station it Between RRC connection；Second base station and the first base station are non-co-located.

As a sub- embodiment, the gNB410 device includes: at least one processor and at least one processor, At least one processor includes computer program code；At least one processor and the computer program code quilt It is configured to be used together at least one described processor.The gNB410 device is at least: sending third wireless signal；Described Three wireless signals are used at least one of { determining first identifier, trigger the first wireless signal }, the third wireless signal Recipient include first terminal；It include the first identifier in the information that first wireless signal carries, first mark Knowledge is to be generated by second base station generation or the first identifier by the first terminal and sending described first The first terminal maintains the RRC connection between second base station when wireless signal；Second base station and described first Base station is non-co-located.

As a sub- embodiment, the gNB410 includes: a kind of memory for storing computer-readable instruction program, institute State computer-readable instruction program by least one processor execute when generation act, it is described movement include: send third without Line signal；The third wireless signal is used at least one of { determining first identifier, trigger the first wireless signal }, described The recipient of third wireless signal includes first terminal；It include first mark in the information that first wireless signal carries Know, the first identifier be by second base station generate or the first identifier be generated by the first terminal and When sending first wireless signal, the first terminal maintains the RRC connection between second base station；Described second Base station and the first base station are non-co-located.

As a sub- embodiment, UE450 corresponds to the user equipment in the application.

As a sub- embodiment, gNB410 corresponds to the first base station in the application.

As a sub- embodiment, gNB410 corresponds to the second base station in the application.

As a sub- embodiment, receiver 456, receive in processor 452 and controller/processor 490 at least before The two be used to receive in the application it is described second wireless singal, third wireless signal, the 4th wireless signal, the first signaling, At least one of 7th wireless signal }.

As a sub- embodiment, in transmitter 456, transmited processor 455 and controller/processor 490 at least before The two be used to send in { the first wireless signal, the 5th wireless signal, the 6th wireless signal } in the application at least One of.

As a sub- embodiment, handoff processor 441 is used for determining to receive { second wireless communication in the application Number, third wireless signal, the 4th wireless signal at least one of, and be used for determining to send in the application described { the At least one of one wireless signal, the 5th wireless signal }.

As a sub- embodiment, gNB410 corresponds to the first base station in the application；Receiver 416, reception processing In device 412 and controller/processor 440 at least the above two be used to receive { first wireless signal, in the application At least one of six wireless signals, the first information }.

As a sub- embodiment, gNB410 corresponds to the first base station in the application；Transmitter 416, transmitting processing In device 415 and controller/processor 440 at least the above two be used to send { second wireless singal, in the application At least one of seven wireless signals, the second information }.

As a sub- embodiment, gNB410 corresponds to the first base station in the application；Handoff processor 471 is used for It determines at least one of { first wireless signal, the first information } received in the application, and is used for determining to send At least one of described { second wireless singal, second information } in the application.

As a sub- embodiment, gNB410 corresponds to second base station in the application；Receiver 416, reception processing In device 412 and controller/processor 440 at least the above two be used to receive { the 5th wireless signal, in the application At least one of two information }.

As a sub- embodiment, gNB410 corresponds to second base station in the application；Transmitter 416, transmitting processing In device 415 and controller/processor 440 at least the above two be used to send { the third wireless signal, in the application At least one of one signaling, the 4th wireless signal, the first information }.

As a sub- embodiment, gNB410 corresponds to second base station in the application；Handoff processor 471 is used for Determine the 5th wireless signal received in the application, and be used for determining to send in the application described { third is wireless At least one of signal, the 4th information, the first information }.

Embodiment 5

Embodiment 5 illustrates the flow chart of the 5th wireless signal, as shown in Fig. 5.In figure 5, base station N1 is The maintenance base station of the serving cell of user equipment U3, base station N2 are the maintenance bases for the Target cell that user equipment U3 initiates switching The step of standing, F0, F1 and F2 are identified in figure is optional.

ForBase station N1, the 5th wireless signal is received in step slo, sends third wireless signal in step s 11, The first information is sent in step S12, receives the second information in step s 13, the first signaling is sent in step S14, in step The 4th wireless signal is sent in S15.

ForBase station N2, the 6th wireless signal is received in step S20, the 7th wireless signal is sent in the step s 21, in step The first information is received in rapid S22, the first wireless signal is received in step S23, sends second wireless singal in step s 24, The second information is sent in step s 25.

ForUser equipment U3, the 5th wireless signal is being sent in step s 30, it is wireless that third is received in step S31 Signal sends the 6th wireless signal in step s 32, and the 7th wireless signal is received in step S33, is sent in step S34 First wireless signal, receives second wireless singal in step s 35, and the first signaling is received in step S36, in step S37 Receive the 4th wireless signal.

It include first identifier, the second wireless singal in the information that first wireless signal carries in embodiment 5 It include the first identifier in the information of carrying；The first identifier be generated by base station N1 or the first identifier be by The user equipment U3 generate and when sending first wireless signal user equipment U3 maintain and the base station N1 it Between RRC connection；The base station N2 and base station N1 is non-co-located；The third wireless signal is used for { described in determining At least one of first identifier triggers first wireless signal }；4th wireless signal is used by the user equipment U3 Switch in determining from the base station N1 to the base station N2；The first identifier be used to receive first signaling；Described Five wireless signals are used for determining that the user equipment U3 initiates the switching from the base station N1 to the base station N2, the described 5th Wireless signal includes the mark of the base station N2；5th wireless signal be used to trigger the 6th wireless signal, described 6th wireless signal is used to initiate random access to the base station N2 by the user equipment U3, and the 7th wireless signal is needle To the feedback of the 6th wireless signal；The first information includes the first identifier, and the first information is in backhaul link Upper transmission；Second information be used to confirm the first information, and second information is transmitted on backhaul link.

As a sub- embodiment, the third wireless signal is used for determining the first identifier, the first identifier It is to be generated by the base station N1.

As a sub- embodiment, the third wireless signal is in physical layer data channel.

As an accompanying Examples of the sub- embodiment, the physical layer data channel is PDSCH (Physical Downlink Shared Channel, Physical Downlink Shared Channel).

As an accompanying Examples of the sub- embodiment, the physical layer data channel is sPDSCH (Short Latency Physical Downlink Shared Channel, short delay Physical Downlink Shared Channel).

As a sub- embodiment, the third wireless signal be used to trigger first wireless signal and refer to: described User equipment U3 sends first wireless signal after receiving the third wireless signal.

As a sub- embodiment, the reception of the 4th wireless signal is after the transmission of first wireless signal.

As a sub- embodiment, the reception of the 4th wireless signal is after the reception of the second wireless singal.

As a sub- embodiment, the 4th wireless signal is the MobilityControlInfo in TS 36.331 IE or the 4th wireless signal are the MobilityControlInfo IE in TS 38.331.

As a sub- embodiment, the 4th wireless signal belongs in TS 36.331 RRCConnectionReconfiguration IE or the 4th wireless signal belong in TS38.331 RRCConnectionReconfiguration IE

As a sub- embodiment, the 4th wireless signal includes the MobilityControlInfo in TS 36.331 IE or the 4th wireless signal include the MobilityControlInfo IE in TS 38.331.

As a sub- embodiment, the 4th wireless signal is by the user equipment U3 for determining from the base station N1 The switching initiated to the base station N2 obtains the agreement of network side.

As a sub- embodiment, the first identifier be used to receive first signaling and refer to: the first identifier It is used for determining the occupied running time-frequency resource of the first signaling.

As a sub- embodiment, the first identifier be used to receive first signaling and refer to: the first identifier It is used to generate the corresponding DMRS of first signaling (Demodulation Reference Signal, demodulated reference signal).

As a sub- embodiment, the first identifier be used to receive first signaling and refer to: the first identifier It is used to generate the CRC of first signaling.

As a sub- embodiment, first signaling is a downstream grants (Grant).

As an accompanying Examples of the sub- embodiment, the downstream grants be used to dispatch the 4th wireless communication Number.

As a sub- embodiment, the 5th wireless signal includes the first identifier, and the first identifier is described The random number or the first identifier that user equipment U3 is generated are user equipment U3 { IMSI, S-TMSI, the MME One of S1AP UE ID } in.

As a sub- embodiment, first wireless signal is measurement report (Measurement Report).

As a sub- embodiment, the first channel quality is used to indicate the base station N2 to the letter of the user equipment U3 Road quality, second channel quality are used to indicate the base station N1 to the channel quality of the user equipment U3；First letter Road quality and the second channel quality meet specified criteria, and the user equipment U3 sends the 5th wireless signal.

As an accompanying Examples of the sub- embodiment, the 5th wireless signal include first channel quality, The second channel quality } at least the former.

As an accompanying Examples of the sub- embodiment, the channel quality is { RSRP (Reference signal Received power, Reference Signal Received Power), RSRQ (Reference signal received quality, reference Signal receiving quality), RSSI (Received Signal Strength Indicator, received signal strength indicator), SNR (Signal to Noise Rate, signal-to-noise ratio), SINR (Signal to Interference plus Noise Ratio, letter One of dry ratio of making an uproar) } in.

As an accompanying Examples of the sub- embodiment, the specified criteria refers to first channel quality and first Bias (Offset) and be greater than the second channel quality.

As an example of the accompanying Examples, first biasing is that high-level signaling configures.

As an example of the accompanying Examples, the base station N2 is a satellite, first biasing and the base Stand N2 type it is related.

As an example of the accompanying Examples, the base station N1 is a satellite, first biasing and the base Stand N1 type it is related.

As a special case of above-mentioned two example, the type refers to that the satellite is { GEO (Geosynchronous Orbit, geostationary orbit) satellite, MEO (Medium Earth Orbit, Medium-Earth Orbit) satellite, LEO (Low Earth Orbit, Low Earth Orbit) satellite, HEO (Highly Elliptical Orbiting, highly elliptical orbit) satellite, Airborne Platform (aerial platform) } in it is any.

As an example of the accompanying Examples, the base station N2 is a satellite, first biasing and the base Stand N2 height it is related.

As an example of the accompanying Examples, the base station N1 is a satellite, first biasing and the base Stand N1 height it is related.

As an example of the accompanying Examples, the base station N2 is a satellite, first biasing and the base Stand N2 coverage area it is related.

As an example of the accompanying Examples, the base station N1 is a satellite, first biasing and the base Stand N1 coverage area it is related.

As a sub- embodiment, the 6th wireless signal occupies the first running time-frequency resource, the 6th wireless signal by First ray generates；First running time-frequency resource belongs to the first running time-frequency resource set, and the First ray belongs to candidate sequence collection It closes.

As an accompanying Examples of the sub- embodiment, the first running time-frequency resource set is predefined.

As an accompanying Examples of the sub- embodiment, the collection of candidate sequences is predefined.

As a sub- embodiment, physical layer channel corresponding to the 6th wireless signal is PRACH (Physical Random Access Channel, Physical Random Access Channel).

As a sub- embodiment, the 7th wireless signal be a RAR (Random Access Response, with Machine access response).

As a sub- embodiment, the 7th wireless signal is Msg 2.

As a sub- embodiment, the 7th wireless signal is corresponded in TS 36.300 in random access procedure in step 2 By MAC (Media Access Control, media access control) generate and in DL-SCH (Downlink Shared Channel, DSCH Downlink Shared Channel) transmission RAR or the 7th wireless signal correspond to random access mistake in TS 38.300 In journey in step 2 by MAC generate and DL-SCH transmission RAR.

As a sub- embodiment, the first information includes the data transmitting (Data for the user equipment U3 Forwadring it) is converted with SN (Sequence Number, sequence number) state.

As a sub- embodiment, the first information is that (switching is asked by Handover Request in TS 36.423 Ask) or the first information be the Handover Request (switching request) in TS 38.423.

As a sub- embodiment, the backhaul link corresponds to Xn interface.

As a sub- embodiment, the base station N2 is properly received the first information and is properly received first nothing Line signal, the base station N2 sends the second wireless singal and the second wireless singal includes the first identifier.

As a sub- embodiment, second information is sent in after the reception of first wireless signal.

As a sub- embodiment, second information is sent in front of the reception of first wireless signal.

As a sub- embodiment, second information is sent in after the reception of the 6th wireless signal.

As a sub- embodiment, second information is sent in after the transmission of the 7th wireless signal.

As a sub- embodiment, second information is the Handover Request Ack (switching in TS36.423 Request confirmation) or second information be the Handover Request Ack in TS38.423.

As a sub- embodiment, the base station N2 sends second information, and the base station N2 retains described first For the data transmitting of the user equipment U3 and SN state conversion in information.

As a sub- embodiment, the base station N1 is the serving cell of the user equipment U3, and the base station N2 is institute It states user equipment U3 to initiate to switch corresponding Target cell, the mark of the base station N2 is the PCI of the Target cell.

As a sub- embodiment, the base station N1 is the corresponding base station of serving cell of the user equipment U3, described Base station N2 is that the user equipment U3 initiates the corresponding base station of the corresponding Target cell of switching, and the mark of the base station N2 is described The PCI of Target cell.

Embodiment 6

Embodiment 6 illustrates the distribution schematic diagram an of user equipment, first base station and the second base station, as shown in Fig. 6. In figure 6, the user equipment is a ground based terminal；The first base station and second base station are located at first and defend On star and the second satellite；First satellite is the first earth station in earth station of the ground for method described herein, Second satellite is the second earth station in earth station of the ground for method described herein；Second base station is institute The corresponding base station of serving cell of ground based terminal is stated, the first base station is corresponding when being the ground based terminal initiation switching request The corresponding base station of Target cell；Corresponding first link of Radio Link between the first base station and first earth station, institute State corresponding second link of Radio Link between the second base station and second earth station, first earth station and described second Link between earth station is third link.

As a sub- embodiment, it includes following step that the first information in the application transmits on backhaul link It is rapid:

The first information described in step D1. is transferred to second ground from second base station by second link It stands；

The first information described in step D2. is transferred to first ground from second earth station by the third link Face station；

The first information described in step D3. is transferred to first base from first earth station by first link It stands.

As a sub- embodiment, it includes following step that second information in the application is transmitted on backhaul link It is rapid:

Second information described in step E1. is transferred to first ground from the first base station by first link It stands；

Second information described in step E2. is transferred to second ground from first earth station by the third link Face station；

Second information described in step E3. is transferred to second base from second earth station by second link It stands.

As a sub- embodiment, the third link is non-radio link.

As a sub- embodiment, first link, second link and the third link collectively constitute this Shen Please in the backhaul link.

Embodiment 7

Embodiment 7 illustrates the distribution schematic diagram of another user equipment, first base station and the second base station, such as 7 institute of attached drawing Show.In fig. 7, the user equipment is a ground based terminal；The first base station and second base station are located at On one satellite and the second satellite；First satellite and second satellite share target floor station, and the target floor station is used In the transmission of the first information described herein and second information；Second base station is that the service of the ground based terminal is small The corresponding base station in area, the first base station are that the ground based terminal initiates the corresponding base of corresponding Target cell when switching request It stands；Corresponding 4th link of Radio Link between the first base station and the target floor station, second base station and described Corresponding 5th link of Radio Link between target floor station.

The first information described in step F1. is transferred to the target floor from second base station by the 5th link It stands；

The first information described in step F2. is transferred to first base from the target floor station by the 4th link It stands.

Second information described in step G1. is transferred to the target floor from the first base station by the 4th link It stands；

Second information described in step G2. is transferred to second base from the target floor station by the 5th link It stands.

As a sub- embodiment, the 4th link and the 5th link collectively constitute the backhaul in the application Link.

Embodiment 8

Embodiment 8 illustrates the structural block diagram of the processing unit in a UE, as shown in Fig. 8.In attached drawing 8, UE processing Device 800 is mainly made of the first transceiver module 801, the first receiver module 802 and the second receiving module 803.

- the first transceiver module 801 sends the first wireless signal；

- the first receiver module 802 receives second wireless singal；

- the second receiver module 803 receives the 4th wireless signal；

In embodiment 8, the recipient of first wireless signal includes first base station, the transmission of the second wireless singal Person is the first base station；It include first identifier in the information that first wireless signal carries, the second wireless singal is taken It include the first identifier in the information of band；The first identifier be by the second base station generate or the first identifier be by The UE is generated and the UE maintains the RRC connection between the second base station when sending first wireless signal；Described Two base stations and the first base station are non-co-located；4th wireless signal is by the UE for determining from second base station Switch to the first base station, the sender of the 4th wireless signal is second base station.

As a sub- embodiment, first transceiver module 801 also receives third wireless signal；The third is wireless Signal is used at least one of { determining the first identifier, trigger first wireless signal }, the third wireless communication Number sender be second base station.

As a sub- embodiment, second receiver module 803 also receives the first signaling；The first identifier by with In receiving first signaling, the sender of first signaling is second base station.

As a sub- embodiment, first transceiver module 801 also sends the 5th wireless signal；Described 5th is wireless Signal is used for determining that the user equipment initiates the switching from second base station to the first base station, and the described 5th is wireless The recipient of signal includes second base station, and the 5th wireless signal includes the mark of the first base station.

As a sub- embodiment, first transceiver module 801 also sends the 6th wireless signal, and receives the 7th Wireless signal；5th wireless signal be used to trigger the 6th wireless signal, and the 6th wireless signal is by the use Family equipment is used to initiate random access to the first base station, and the 7th wireless signal is for the 6th wireless signal Feedback.

As a sub- embodiment, first transceiver module 801 includes the { receiver/transmitter in embodiment 4 456, receive processor 452, transmited processor 455, handoff processor 441, controller/processor 490 at least preceding four Person.

As a sub- embodiment, first receiver module 802 includes { receiver 456, reception in embodiment 4 Processor 452, handoff processor 441, controller/processor 490 } at least the former two.

As a sub- embodiment, second receiver module 803 includes { receiver 456, reception in embodiment 4 Processor 452, controller/processor 490 } at least the former two.

Embodiment 9

Embodiment 9 illustrates the structural block diagram of the processing unit in a first base station equipment, as shown in Fig. 9.Attached drawing 9 In, base station equipment processing unit 900 is mainly by the second transceiver module 901, the first transmitter module 902 and third transceiver mould Block 903.

- the second transceiver module 901 receives the first wireless signal；

- the first transmitter module 902 sends second wireless singal；

Third transceiver module 903 receives the first information；

In embodiment 9, the sender of first wireless signal is first terminal, the recipient of the second wireless singal Including the first terminal；It include first identifier in the information that first wireless signal carries, the second wireless singal is taken It include the first identifier in the information of band；The first identifier be by the second base station generate or the first identifier be by It is that the first terminal generates and when sending first wireless signal between the first terminal maintenance and the second base station RRC connection；Second base station and the first base station are non-co-located；The first information includes the first identifier, institute It states the first information to transmit on backhaul link, the sender of the first information is second base station.

As a sub- embodiment, second transceiver module 901 also receives the 6th wireless signal, and sends the 7th Wireless signal；5th wireless signal be used to trigger the 6th wireless signal, and the 6th wireless signal is whole by described first For initiating random access to the first base station, the 7th wireless signal is for the anti-of the 6th wireless signal at end Feedback；5th wireless signal is used for determining that the first terminal is initiated from the second base station cutting to the first base station It changes, the recipient of the 5th wireless signal includes second base station, and the 5th wireless signal includes the first base station Mark.

As a sub- embodiment, the third transceiver module 903 also sends the second information；Second information by with In confirming the first information, second information is transmitted on backhaul link, and the recipient of second information includes described Second base station.

As a sub- embodiment, second transceiver module 901 includes the { receiver/transmitter in embodiment 4 416, receive processor 412, transmited processor 415, handoff processor 471, controller/processor 440 at least preceding four Person.

As a sub- embodiment, first transmitter module 902 includes { transmitter 416, transmitting in embodiment 4 Processor 415, handoff processor 471, controller/processor 440 } at least the former two.

As a sub- embodiment, the third transceiver module 903 includes the { receiver/transmitter in embodiment 4 416, receive processor 412, transmited processor 415, controller/processor 440 at least former three.

Embodiment 10

Embodiment 10 illustrates the structural block diagram of the processing unit in second base station equipment, as shown in Fig. 10.It is attached In Figure 10, first base station equipment processing unit 1000 is mainly by the 4th transceiver module 1001,1002 and of the second transmitter module 5th transceiver module 1003 composition.

- the four transceiver module 1001 sends third wireless signal；

- the second transmitter module 1002 sends the 4th wireless signal；

- the five transceiver module 1003 sends the first information；

In embodiment 10, the third wireless signal is used in { determining first identifier, trigger the first wireless signal } At least one, the recipient of the third wireless signal includes first terminal；It is wrapped in the information that first wireless signal carries The first identifier is included, it is by described first that the first identifier, which is by second base station generation or the first identifier, RRC that terminal generates and when sending first wireless signal between the first terminal maintenance and second base station connects It connects；Second base station and the first base station are non-co-located；4th wireless signal is by the first terminal for true It is fixed to switch from second base station to the first base station；The first information includes the first identifier, the first information It is transmitted on backhaul link, the recipient of the first information includes the first base station.

As a sub- embodiment, second transmitter module 1002 sends the first signaling, the first identifier by with In reception first signaling.

As a sub- embodiment, the 4th transceiver module 1001 receives the 5th wireless signal；Described 5th is wireless Signal is used for determining that the first terminal initiates the switching from second base station to the first base station, and the described 5th is wireless The sender of signal is the first terminal, and the 5th wireless signal includes the mark of the first base station.

As a sub- embodiment, the 5th transceiver module 1003 receives the second information；Second information by with In confirming the first information, second information is transmitted on backhaul link, and the sender of second information is described the One base station.

As a sub- embodiment, the 4th transceiver module 1001 includes the { receiver/transmitter in embodiment 4 416, receive processor 412, transmited processor 415, handoff processor 471, controller/processor 440 at least preceding four Person.

As a sub- embodiment, second transmitter module 1002 includes { transmitter 416, transmitting in embodiment 4 Processor 415, handoff processor 471, controller/processor 440 } at least the former two.

As a sub- embodiment, the 5th transceiver module 1003 includes the { receiver/transmitter in embodiment 4 416, receive processor 412, transmited processor 415, controller/processor 440 at least former three.

Those of ordinary skill in the art will appreciate that all or part of the steps in the above method can be referred to by program Related hardware is enabled to complete, described program can store in computer readable storage medium, such as read-only memory, hard disk or light Disk etc..Optionally, one or more integrated circuit can be used also to realize in all or part of the steps of above-described embodiment.Phase It answers, each modular unit in above-described embodiment, can be realized using example, in hardware, it can also be by the form of software function module It realizes, the application is not limited to the combination of the software and hardware of any particular form.User equipment, terminal and UE packet in the application Include but be not limited to unmanned plane, the communication module on unmanned plane, telecontrolled aircraft, aircraft, baby plane, mobile phone, tablet computer, pen Remember this, vehicular communication equipment, wireless sensor, card of surfing Internet, internet-of-things terminal, RFID terminal, NB-IOT terminal, MTC (Machine Type Communication, machine type communication) terminal, eMTC (enhanced MTC, the MTC of enhancing) is eventually End, data card, card of surfing Internet, vehicular communication equipment, inexpensive mobile phone, the equipment such as inexpensive tablet computer.Base station in the application Including but not limited to macrocell base stations, microcell base station, Home eNodeB, relay base station, gNB (NR node B), TRP Wireless telecom equipments such as (Transmitter Receiver Point transmit and receive node).

The above, the only preferred embodiment of the application, are not intended to limit the protection scope of the application.It is all Within spirit herein and principle, any modification made, equivalent replacement, improve etc., it should be included in the protection of the application Within the scope of.

Claims

1. a kind of method in user equipment that be used to wirelessly communicate characterized by comprising

Send the first wireless signal；

Receive second wireless singal；

Wherein, the recipient of first wireless signal includes first base station, and the sender of the second wireless singal is described First base station；It include first identifier, the information that the second wireless singal carries in the information that first wireless signal carries In include the first identifier；It is by the user that the first identifier, which is by the generation of the second base station or the first identifier, Equipment generates and the user equipment maintains the RRC connection between the second base station when sending first wireless signal；Institute Stating the second base station and the first base station is non-co-located.

2. method according to claim 1 characterized by comprising

Receive third wireless signal；

Wherein, the third wireless signal is used in { determining the first identifier, trigger first wireless signal } extremely One of few, the sender of the third wireless signal is second base station.

3. according to claim 1, method described in 2 characterized by comprising

Receive the 4th wireless signal；

Wherein, the 4th wireless signal is cut for determining from second base station to the first base station by the user equipment It changes, the sender of the 4th wireless signal is second base station.

4. according to claim 1 to method described in any claim in 3 characterized by comprising

Receive the first signaling；

Wherein, the first identifier be used to receive first signaling, and the sender of first signaling is second base It stands.

5. according to claim 1 to method described in any claim in 4 characterized by comprising

Send the 5th wireless signal；

Wherein, the 5th wireless signal is used for determining that the user equipment is initiated from second base station to first base The switching stood, the recipient of the 5th wireless signal include second base station, and the 5th wireless signal includes described The mark of one base station.

6. method according to claim 5 characterized by comprising

Send the 6th wireless signal；

Receive the 7th wireless signal；

Wherein, the 5th wireless signal be used to trigger the 6th wireless signal, and the 6th wireless signal is by the use Family equipment is used to initiate random access to the first base station, and the 7th wireless signal is for the 6th wireless signal Feedback.

7. a kind of method in first base station that be used to wirelessly communicate characterized by comprising

Receive the first wireless signal；

Send second wireless singal；

Wherein, the sender of first wireless signal is first terminal, and the recipient of the second wireless singal includes described First terminal；It include first identifier, the information that the second wireless singal carries in the information that first wireless signal carries In include the first identifier；It is by described first that the first identifier, which is by the generation of the second base station or the first identifier, Terminal generates and the first terminal maintains the RRC connection between the second base station when sending first wireless signal；Institute Stating the second base station and the first base station is non-co-located.

8. method according to claim 7 characterized by comprising

Receive the 6th wireless signal；

Send the 7th wireless signal；

Wherein, the 5th wireless signal be used to trigger the 6th wireless signal, and the 6th wireless signal is whole by described first For initiating random access to the first base station, the 7th wireless signal is for the anti-of the 6th wireless signal at end Feedback；5th wireless signal is used for determining that the first terminal is initiated from the second base station cutting to the first base station It changes, the recipient of the 5th wireless signal includes second base station, and the 5th wireless signal includes the first base station Mark.

9. according to method described in claim 7,8 characterized by comprising

Receive the first information；

Wherein, the first information includes the first identifier, and the first information transmits on backhaul link, first letter The sender of breath is second base station.

10. according to method described in right any in claim 9 characterized by comprising

Send the second information；

Wherein, second information be used to confirm the first information, and second information is transmitted on backhaul link, described The recipient of second information includes second base station.

11. a kind of method in the second base station that be used to wirelessly communicate characterized by comprising

Send third wireless signal；

Wherein, the third wireless signal is used at least one of { determining first identifier, trigger the first wireless signal }, institute The recipient for stating third wireless signal includes first terminal；It include first mark in the information that first wireless signal carries Know, the first identifier be by second base station generate or the first identifier be generated by the first terminal and Send RRC connection when first wireless signal between the first terminal maintenance and second base station；Second base It stands and the first base station is non-co-located.

12. method according to claim 11 characterized by comprising

Send the 4th wireless signal；

Wherein, the 4th wireless signal is cut for determining from second base station to the first base station by the first terminal It changes.

13. method described in 1,12 according to claim 1 characterized by comprising

Send the first signaling；

Wherein, the first identifier be used to receive first signaling.

14. method described in any claim in 1 to 13 according to claim 1 characterized by comprising

Receive the 5th wireless signal；

Wherein, the 5th wireless signal is used for determining that the first terminal is initiated from second base station to first base The sender of the switching stood, the 5th wireless signal is the first terminal, and the 5th wireless signal includes described first The mark of base station.

15. method described in any claim in 1 to 14 according to claim 1 characterized by comprising

Send the first information；

Wherein, the first information includes the first identifier, and the first information transmits on backhaul link, first letter The recipient of breath includes the first base station.

16. method described in any claim in 5 according to claim 1 characterized by comprising

Receive the second information；

Wherein, second information be used to confirm the first information, and second information is transmitted on backhaul link, described The sender of second information is the first base station.

17. a kind of user equipment that be used to wirelessly communicate characterized by comprising

- the first transceiver module sends the first wireless signal；

- the first receiver module receives second wireless singal；

18. a kind of method in first base station that be used to wirelessly communicate characterized by comprising

- the second transceiver module receives the first wireless signal；

- the first transmitter module sends second wireless singal；

19. a kind of the second base station that be used to wirelessly communicate characterized by comprising

- the four transceiver module sends third wireless signal；