CN105338471B - A kind of method for early warning and relevant apparatus based on D2D communication - Google Patents
A kind of method for early warning and relevant apparatus based on D2D communication Download PDFInfo
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- CN105338471B CN105338471B CN201510634308.6A CN201510634308A CN105338471B CN 105338471 B CN105338471 B CN 105338471B CN 201510634308 A CN201510634308 A CN 201510634308A CN 105338471 B CN105338471 B CN 105338471B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
- H04W72/044—Wireless resource allocation based on the type of the allocated resource
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
Abstract
The embodiment of the invention discloses a kind of method for early warning and relevant apparatus based on D2D communication.It wherein, is that the prior-warning device distributes D2D communication channel to trigger D2D communication request described in the base station in response this method comprises: prior-warning device sends D2D communication request to base station；The prior-warning device monitors the D2D communication connection request for whether having other devices to send by the D2D communication channel, if having, the D2D that the prior-warning device is established between other described devices is communicated to connect, other described devices are the device in the device for reside in the serving cell of the base station covering in addition to the prior-warning device；The prior-warning device sends warning information to other described devices by the D2D communication channel.Warning information can be sent in time by implementing the embodiment of the present invention.
Description
Technical field
The present invention relates to field of communication technology more particularly to a kind of method for early warning and relevant apparatus based on D2D communication.
Background technique
As the improvement of people's living standards, people's trip is more and more convenient.Various buses, private car on road with
Locate visible.However found in practice, due to increasing and road the property complicated and changeable of vehicle on road, user is in road
When upper driving vehicle, often it is in an emergency, such as: to lose control of one's vehicle, stop in emergency.When some vehicle occurs promptly
When situation, which can not notify vehicle emergency below in time, easily cause traffic jam or traffic thing in this way
Therefore.
Summary of the invention
The embodiment of the invention provides a kind of method for early warning and relevant apparatus based on D2D communication, can send in time
Warning information.
First aspect of the embodiment of the present invention discloses a kind of method for early warning based on D2D communication, comprising:
Prior-warning device sends D2D communication request to base station, is described to trigger D2D communication request described in the base station in response
Prior-warning device distributes D2D communication channel；
The prior-warning device, which monitors the D2D communication connection for whether having other devices to send by the D2D communication channel, is asked
It asks, if so, the D2D that the prior-warning device is established between other described devices is communicated to connect, other described devices are to reside in
Device in the device of the serving cell of the base station covering in addition to the prior-warning device；
The prior-warning device sends warning information to other described devices by the D2D communication channel.
With reference to first aspect, in the first possible embodiment of first aspect, the D2D communication connection request packet
The current location for including other devices, the method also includes:
Monitoring when the prior-warning device has other multiple devices to communicate to connect by the D2D that the D2D communication channel is sent
When request, for other each described devices, the current location of prior-warning device judgement other devices and the early warning
The distance between current location of device whether within the scope of the pre-determined distance, if so, the prior-warning device will it is described other
Device is determined as destination apparatus；
The D2D that the prior-warning device is established between other described devices is communicated to connect, comprising:
The D2D that the prior-warning device is established between the destination apparatus is communicated to connect；
The prior-warning device sends warning information to other described devices by the D2D communication channel, comprising:
The prior-warning device sends warning information to the destination apparatus by the D2D communication channel.
The possible embodiment of with reference to first aspect or with reference to first aspect the first, second in first aspect can
Can embodiment in, the prior-warning device after sending warning information, the method also includes:
The prior-warning device disconnects the D2D communication connection, and sends the request of D2D resource reclaim to the base station, with touching
It sends out base station described and recycles allocated D2D communication channel resources.
The possible embodiment of with reference to first aspect or with reference to first aspect the first, the third in first aspect can
In the embodiment of energy, the method also includes:
It is sent out when the prior-warning device has not heard other described devices within a preset time by the D2D communication channel
When the D2D communication connection request sent, the prior-warning device sends the request of D2D resource reclaim to the base station, to trigger the base
It stands and recycles allocated D2D communication channel resources.
Second aspect of the embodiment of the present invention discloses a kind of method for early warning based on D2D communication, comprising:
Base station receives the D2D communication request that prior-warning device is sent；
D2D communication request described in the base station in response distributes D2D communication channel for the prior-warning device；
Other devices of the base station into the device for reside in serving cell in addition to the prior-warning device send notice
Information, the notification information include the D2D communication channel, with trigger other described devices by the D2D communication channel to
The prior-warning device sends D2D communication connection request.
In conjunction with second aspect, in the first possible embodiment of second aspect, the method also includes:
The base station receives the D2D resource reclaim request that the prior-warning device is sent；
The request of D2D resource reclaim described in the base station in response, recycles allocated D2D communication channel resources.
The third aspect of the embodiment of the present invention discloses a kind of prior-warning device, comprising:
First Transmit-Receive Unit, for sending D2D communication request to base station, to trigger the communication of D2D described in the base station in response
Request is that the prior-warning device distributes D2D communication channel；
Monitoring unit is asked for monitoring the D2D for whether having other devices to send by D2D communication channel communication connection
It asks；
Unit is established, for monitoring the D2D for there are other devices to send by the D2D communication channel when the monitoring unit
When communication connection request, the D2D established between other described devices is communicated to connect, other described devices are to reside in the base
Stand covering serving cell device in device in addition to the prior-warning device；
Second Transmit-Receive Unit, for sending warning information to other described devices by the D2D communication channel.
In conjunction with the third aspect, in the first possible embodiment of the third aspect, the D2D communication connection request packet
Include the current location of other devices, the prior-warning device further include:
Judging unit, for thering are other multiple devices to send by the D2D communication channel when monitoring unit monitoring
D2D communication connection request when, for other each described devices, judge other devices current location and the early warning
Whether the distance between current location of device is within the scope of pre-determined distance；
Determination unit judges working as other devices for being directed to other each described devices when the judging unit
It, will other described devices when the distance between front position and the current location of the prior-warning device are within the scope of pre-determined distance
It is determined as destination apparatus；
It is described to establish unit, it is communicated to connect specifically for the D2D established between the destination apparatus；
Second Transmit-Receive Unit is specifically used for sending early warning letter to the destination apparatus by the D2D communication channel
Breath.
In conjunction with the third aspect or the first possible embodiment of the combination third aspect, second in the third aspect can
In the embodiment of energy, the prior-warning device further include:
Switching units, for after second Transmit-Receive Unit sends warning information, disconnecting the D2D communication connection；
First Transmit-Receive Unit is also used to send the request of D2D resource reclaim to the base station, be returned with triggering the base station
Receive allocated D2D communication channel resources.
In conjunction with the third aspect or the first possible embodiment of the combination third aspect, the third in the third aspect can
Can embodiment in, first Transmit-Receive Unit be also used to when the monitoring unit do not heard within a preset time it is described
When the D2D communication connection request that other devices are sent by the D2D communication channel, D2D resource reclaim is sent to the base station
Request recycles allocated D2D communication channel resources to trigger the base station.
Fourth aspect of the embodiment of the present invention discloses a kind of base station, comprising:
Receiving unit, for receiving the D2D communication request of prior-warning device transmission；
Allocation unit distributes D2D communication channel for responding the D2D communication request for the prior-warning device；
Transmission unit is sent for other devices into the device for reside in serving cell in addition to the prior-warning device
Notification information, the notification information include the D2D communication channel, pass through D2D communication letter to trigger other described devices
Road sends D2D communication connection request to the prior-warning device.
In conjunction with fourth aspect, in the first possible embodiment of fourth aspect, the receiving unit is also used to connect
Receive the D2D resource reclaim request that the prior-warning device is sent；
The base station further include:
Recovery unit recycles allocated D2D communication channel resources for responding the D2D resource reclaim request.
In the embodiment of the present invention, after prior-warning device sends D2D communication request to base station, base station will respond D2D communication
Request is that the prior-warning device distributes D2D communication channel, and further, whether prior-warning device can be monitored has other devices to pass through
The D2D communication connection request that D2D communication channel is sent, if so, prior-warning device establishes the D2D communication link between other devices
It connecing, wherein other devices are the device in the device for reside in the serving cell of base station covering in addition to prior-warning device, this
Sample, prior-warning device can send warning information to other devices by D2D communication channel, so as to send early warning in time
Information.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of network architecture schematic diagram disclosed by the embodiments of the present invention；
Fig. 2 is a kind of flow diagram of method for early warning based on D2D communication disclosed by the embodiments of the present invention；
Fig. 3 is the flow diagram of another method for early warning based on D2D communication disclosed by the embodiments of the present invention；
Fig. 4 is the flow diagram of another method for early warning based on D2D communication disclosed by the embodiments of the present invention；
Fig. 5 is a kind of structural schematic diagram of prior-warning device disclosed by the embodiments of the present invention；
Fig. 6 is the structural schematic diagram of another prior-warning device disclosed by the embodiments of the present invention；
Fig. 7 is a kind of structural schematic diagram of base station disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of method for early warning and relevant apparatus based on D2D communication, can send in time
Warning information.It is described in detail separately below.
A kind of method for early warning based on D2D communication disclosed in embodiment in order to better understand the present invention, below will be to this
The applicable network architecture of inventive embodiments is described.Referring to Figure 1, Fig. 1 is a kind of network structure disclosed by the embodiments of the present invention
Frame schematic diagram.It may include prior-warning device, other devices and base station in network architecture shown in Fig. 1.Wherein, early warning fills
Setting can may be any use for supporting the D2D communication technology for any user terminal for supporting the D2D communication technology, other devices
Family terminal, wherein the user terminal can include but is not limited to smart phone, laptop, personal computer (Personal
Computer, PC), personal digital assistant (Personal Digital Assistant, PDA), mobile internet device
The all types of user terminal such as (Mobile Internet Device, MID), smartwatch, Intelligent bracelet, intelligent glasses.It base station can
To be interpreted as public mobile communication base station, in certain area of radio coverage, by mobile switching center, with mobile electricity
Radio station is believed in the transceiving that information transmitting is carried out between telephone terminal.Wherein, the serving cell that other devices are covered by base station
Device in device in addition to prior-warning device.It can be communicated wirelessly between prior-warning device and base station, other
It can be communicated wirelessly between device and base station, D2D communication can be carried out between prior-warning device and other devices.
By implementing network architecture shown in FIG. 1, when emergency occurs for prior-warning device, prior-warning device can be filled to other in time
Set transmission warning information.
Based on network architecture shown in FIG. 1, the embodiment of the invention discloses a kind of method for early warning based on D2D communication.Please
Referring to fig. 2, Fig. 2 is a kind of flow diagram of method for early warning based on D2D communication disclosed by the embodiments of the present invention, wherein should
Method for early warning is suitable for vehicle and sails the scene being in an emergency in road uplink.As shown in Fig. 2, this method may include following
Step.
S201, prior-warning device send D2D communication request to base station, are filled using triggering base station in response D2D communication request as early warning
Set distribution D2D communication channel.
In the embodiment of the present invention, D2D communicates (Device-to-Device Communication, between equipment and equipment
Direct communication) be a kind of under the control of system, allow equipment between by reuse pattern resource directly communicated it is new
Type technology.
In general, user is by base station service in addition to it can be communicated, between them can also by D2D channel directly into
Row communication.Each D2D communication channel needs to occupy certain D2D communication channel resources, and communication channel resources here refer to D2D
The radio resource (i.e. radio band) that the both sides that communication participates in use, such as the GSM that we usually say have 4 kinds of frequency ranges, such as
GSM850, GSM900, GSM1800, GSM1900 etc..The user for carrying out D2D communication needs under the control of cell base station, obtains
Frequency resource and transimission power needed for D2D communication.
In the embodiment of the present invention, when on road emergency occurs for user, prior-warning device can send D2D to base station
Communication request, after base station receives the D2D communication request, base station will respond the D2D communication request as the prior-warning device point
With D2D communication channel, wherein the base station is the corresponding base station of serving cell where the prior-warning device.Specifically, the emergency
It can include but is not limited to following several: user is stopped in emergency on a highway, road traffic caused by traffic accident blocks,
Casualties rescue and vehicle failure etc. in high speed.
S202, prior-warning device monitor the D2D communication connection request for whether having other devices to send by D2D communication channel,
If so, step S203~S204 is executed, if it is not, executing step S205.
In the embodiment of the present invention, other devices be reside in base station covering serving cell device in except prior-warning device it
Outer device.
In one embodiment, the base station in response D2D communication request is that the prior-warning device distributes after D2D communication channel,
Further, base station can also other devices into the device for reside in serving cell in addition to prior-warning device send notice letter
Breath, which includes the current location of D2D communication channel, notification type and prior-warning device.Other devices receive this
After notification information, other devices will first working as according to notification type, the current location of prior-warning device and other devices
Front position determines the need for sending D2D communication connection request to prior-warning device.
For example: assuming that the notification type is rescue type, and the user of other devices does not have any rescue experience,
Other devices, which can determine, does not need to pay close attention to the notice, alternatively, the current location of other devices and prior-warning device is current
The distance of position is very remote, which, which can determine, does not need to pay close attention to the notice, alternatively, the road that other devices are exercised
Not on same route, which can determine does not need to pay close attention to route where the current location of line and prior-warning device
The notice.Certainly, which would not send D2D communication connection request to prior-warning device.
Therefore, after the D2D communication channel for obtaining base station distribution, prior-warning device needs to monitor whether have it prior-warning device
The D2D communication connection request that his device is sent by D2D communication channel carries out D2D communication with other devices to wait.
The D2D that S203, prior-warning device are established between other devices is communicated to connect.
In the embodiment of the present invention, when prior-warning device monitors the D2D communication link for having other devices to send by D2D communication channel
When connecing request, prior-warning device can establish to be communicated to connect with the D2D between other devices.
S204, prior-warning device send warning information to other devices by D2D communication channel, and terminate this process.
In the embodiment of the present invention, prior-warning device is established after the D2D communication connection between other devices, and prior-warning device is just
Warning information can be sent to other devices by D2D communication channel, wherein the warning information can be generation emergency
Specifying information, such as: the details that vehicle breaks down needs to look for people's maintenance etc..
As an alternative embodiment, prior-warning device sends warning information to other devices by D2D communication channel
Later, following steps can also be performed in prior-warning device:
11) prior-warning device disconnects the D2D between other devices and communicates to connect；
12) prior-warning device sends the request of D2D resource reclaim to base station, recycles allocated D2D communication letter to trigger base station
Road resource.
In this embodiment, after prior-warning device sends warning information to other devices by D2D communication channel, the early warning
Device does not need the D2D communication channel resources, and in order to be not take up the resource of base station, prior-warning device can be disconnected and other devices
Between D2D communication connection, and send the request of D2D resource reclaim to base station, recycle allocated D2D communication letter to trigger base station
Road resource, in this way, base station can be to be somebody's turn to do after allocated D2D communication channel resources are recycled in base station for other users distribution
Resource, so as to improve the utilization rate of resource.
As another optional embodiment, after step 11), following steps are can also be performed in prior-warning device:
13) prior-warning device judges whether to need to continue Warning Service, if so, prior-warning device continues to execute step S202, if
No, prior-warning device ceases listening for operating, and executes step 12).
In this embodiment, prior-warning device and some other device carry out D2D communication, D2D sign off and disconnect with
Other devices D2D communication connection after, prior-warning device may need to continue Warning Service, such as: prior-warning device disconnect with
After the D2D communication connection of other devices, there is new emergency again in user, alternatively, other devices can only solve
A part of problem in the prior-warning device current emergency.If prior-warning device needs to continue Warning Service, prior-warning device can
To continue to monitor the D2D communication connection request for whether thering are other devices to send by D2D communication channel, if so, prior-warning device is built
The vertical D2D communication connection between other devices, and warning information is sent to other devices by D2D communication channel.If pre-
Alarm device needs not continue to Warning Service, then prior-warning device can cease listening for operating, and sends D2D resource reclaim to base station and ask
It asks, recycles allocated D2D communication channel resources to trigger base station.
S205, the D2D that other devices are sent by D2D communication channel is not heard within a preset time when prior-warning device
When communication connection request, prior-warning device sends the request of D2D resource reclaim to base station, logical to trigger the base station allocated D2D of recycling
Believe channel resource.
In one embodiment, after other devices receive the notification information that base station is sent, other devices are according to oneself
Travel route and notification type, with this information it is possible to determine do not need to establish D2D communication connection with prior-warning device, certainly would not be to pre-
The D2D communication connection request that alarm device is sent.
It is communicated when prior-warning device does not hear other devices within a preset time by the D2D that D2D communication channel is sent
When connection request, in order not to occupy the D2D communication channel resources of base station distribution for a long time, prior-warning device can send D2D to base station
Resource reclaim request, after base station receives D2D resource reclaim request, base station will recycle allocated D2D communication channel
Resource.
In the method flow described in Fig. 2, after prior-warning device sends D2D communication request to base station, base station will be rung
Answering D2D communication request is that the prior-warning device distributes D2D communication channel, and further, whether prior-warning device can be monitored has other
The D2D communication connection request that device is sent by D2D communication channel, if so, prior-warning device establishes the D2D between other devices
Communication connection, wherein other devices are the dress in the device for reside in the serving cell of base station covering in addition to prior-warning device
It sets, in this way, prior-warning device can send warning information to other devices by D2D communication channel, so as to send out in time
Send warning information.
Based on network architecture shown in FIG. 1, the embodiment of the invention discloses a kind of method for early warning based on D2D communication.Please
It is the flow diagram of another method for early warning based on D2D communication disclosed by the embodiments of the present invention referring to Fig. 3, Fig. 3, wherein
The method for early warning is suitable for vehicle and sails the scene being in an emergency in road uplink.As shown in figure 3, this method may include with
Lower step.
S301, prior-warning device send D2D communication request to base station, are filled using triggering base station in response D2D communication request as early warning
Set distribution D2D communication channel.
S302, prior-warning device monitor the D2D communication connection request for whether having other devices to send by D2D communication channel,
If so, step S303 is executed, if it is not, executing step S309.
S303, when prior-warning device monitor there are other multiple devices to send by D2D communication channel D2D communication connection request
When, for other each devices, prior-warning device judges between the current location of other devices and the current location of prior-warning device
Whether distance is within the scope of pre-determined distance, if so, step S304~S308 is executed, if it is not, terminating this process.
In the embodiment of the present invention, above-mentioned D2D communication connection request may include the current location of other devices.When early warning fills
When setting the D2D communication connection request monitored and there are other multiple devices to send by D2D communication channel, for other each devices,
Whether prior-warning device may determine that the distance between the current location of other devices and the current location of prior-warning device in default
Within distance range, if so, it is closer at a distance from other devices to show prior-warning device, if it is not, showing prior-warning device and other
The distance of device is distant.
Other devices are determined as destination apparatus by S304, prior-warning device.
In the embodiment of the present invention, prior-warning device will be between the current location of other devices and the current location of prior-warning device
Other devices of distance within the scope of the pre-determined distance are determined as destination apparatus, in this way, prior-warning device and the destination apparatus into
After row D2D communication, it can be ensured that the prior-warning device institute can be reached within the shortest time using the user of the destination apparatus
Current location, to solve the emergency that the prior-warning device occurs.
The D2D that S305, prior-warning device are established between destination apparatus is communicated to connect.
S306, prior-warning device send warning information to destination apparatus by D2D communication channel.
S307, prior-warning device disconnect the D2D between destination apparatus and communicate to connect.
In the embodiment of the present invention, after prior-warning device sends warning information to destination apparatus by D2D communication channel, this is pre-
Alarm device does not need the D2D communication channel resources, and in order to be not take up the resource of base station, prior-warning device can be disconnected to be filled with target
D2D communication connection between setting, and executes step S308, in this way, base station recycle allocated D2D communication channel resources it
Afterwards, base station can be to distribute the resource for other users, so as to improve the utilization rate of resource.
S308, prior-warning device send the request of D2D resource reclaim to base station, recycle allocated D2D communication to trigger base station
Channel resource, and terminate this process.
S309, the D2D that other devices are sent by D2D communication channel is not heard within a preset time when prior-warning device
When communication connection request, prior-warning device sends the request of D2D resource reclaim to base station, logical to trigger the base station allocated D2D of recycling
Believe channel resource.
In the method flow described in Fig. 3, after prior-warning device sends D2D communication request to base station, base station will be rung
Answering D2D communication request is that prior-warning device distributes D2D communication channel, and further, whether prior-warning device monitoring has other devices logical
The D2D communication connection request for crossing the transmission of D2D communication channel is believed when prior-warning device monitoring has other multiple devices to communicate by D2D
When the D2D communication connection request that road is sent, for other each devices, prior-warning device judges the current location of other devices and pre-
Whether the distance between current location of alarm device is within the scope of pre-determined distance, if so, prior-warning device is true by other devices
It is set to destination apparatus, and the D2D established between destination apparatus is communicated to connect, further, by D2D communication channel to target
Device sends warning information.Further, prior-warning device can disconnect the D2D between destination apparatus and communicate to connect, and to
Base station sends the request of D2D resource reclaim, recycles allocated D2D communication channel resources to trigger base station；When prior-warning device is pre-
If do not hear the D2D communication connection request that other devices are sent by D2D communication channel in the time, prior-warning device is to base
It stands and sends the request of D2D resource reclaim, recycle allocated D2D communication channel resources to trigger base station.As it can be seen that real through the invention
Example is applied, prior-warning device can send warning information when emergency occurs in time, meanwhile, it is not take up the money of base station distribution
Source.
Based on network architecture shown in FIG. 1, the embodiment of the invention discloses a kind of method for early warning based on D2D communication.Please
Referring to fig. 4, Fig. 4 is the flow diagram of another method for early warning based on D2D communication disclosed by the embodiments of the present invention, wherein
The method for early warning is suitable for vehicle and sails the scene being in an emergency in road uplink.As shown in figure 4, this method may include with
Lower step.
S401, base station receive the D2D communication request that prior-warning device is sent.
In the embodiment of the present invention, when on road emergency occurs for user, prior-warning device can send D2D to base station
Communication request, wherein the D2D communication request may include current location locating for request type and prior-warning device.Citing comes
It says, which can be for rescue type, breakdown maintenance type, type of stopping in emergency etc., present bit locating for prior-warning device
Setting can be indicated with longitude and latitude, such as ×× longitude ×× latitude, can also be indicated with region, such as ×× region.
S402, base station in response D2D communication request distribute D2D communication channel for prior-warning device.
Other devices of S403, base station into the device for reside in serving cell in addition to prior-warning device send notice letter
Breath, notification information includes D2D communication channel, sends D2D communication to prior-warning device to trigger other devices by D2D communication channel
Connection request.
In the embodiment of the present invention, which can also include the current location of notification type and prior-warning device,
In, which matches with above-mentioned request type.For example, the notification type be rescue type, it is breakdown maintenance type, urgent
Parking type etc..
Specifically, other devices can be according to notification type, prior-warning device after other devices receive the notification information
Current location and the current locations of other devices determine the need for paying close attention to the notice, such as: the notification type is
Type is rescued, and the user of other devices just has rescue experience, which can send D2D communication to prior-warning device
Connection request, alternatively, the current location of other devices is closer at a distance from the current location of prior-warning device, other devices
D2D communication connection request can be sent to prior-warning device, alternatively, route that other devices are exercised and prior-warning device is current
For route where position just on same route, which can send D2D communication connection request to prior-warning device.
As an alternative embodiment, following steps can also be performed in base station after step S403:
11) base station receives the D2D resource reclaim request that prior-warning device is sent；
12) base station in response D2D resource reclaim is requested, and recycles allocated D2D communication channel resources.
In this embodiment, base station is that prior-warning device distributes D2D communication channel, and will carry the D2D communication channel
Notification information is sent in the device for reside in serving cell after other devices in addition to prior-warning device, and base station can receive
The D2D resource reclaim request that prior-warning device is sent, and the request of D2D resource reclaim is responded, recycle allocated D2D communication channel money
Source.In this way, base station can be to distribute the resource for other users, so as to improve the utilization rate of resource.
In the method flow described in Fig. 4, after base station receives the D2D communication request of prior-warning device transmission, base station
D2D communication request can be responded, distributes D2D communication channel for prior-warning device, further, base station is to residing in serving cell
Other devices in device in addition to prior-warning device send notification information, and notification information includes D2D communication channel, to trigger other
Device sends D2D communication connection request to prior-warning device by D2D communication channel, in this way, prior-warning device can be established with it
D2D communication connection between his device, and warning information is sent to other devices by D2D communication channel, so as to timely
Ground sends warning information.
The following is an embodiment of the apparatus of the present invention, and apparatus of the present invention embodiment is used to execute the side in embodiment of the present invention method
Method, for ease of description, only parts related to embodiments of the present invention are shown, disclosed by specific technical details, please refers to
Above method embodiment of the present invention.
Fig. 5 is referred to, Fig. 5 is a kind of structural schematic diagram of prior-warning device disclosed by the embodiments of the present invention, wherein the early warning
Device 500 is used to execute the method for early warning based on D2D communication disclosed in Fig. 2, as shown in figure 5, the prior-warning device 500 can wrap
It includes:
First Transmit-Receive Unit 501 is logical to trigger D2D described in the base station in response for sending D2D communication request to base station
Letter request is that the prior-warning device distributes D2D communication channel；
Monitoring unit 502, for monitoring the D2D communication link for whether thering are other devices to send by the D2D communication channel
Connect request；
Unit 503 is established, for there are other devices to send out by the D2D communication channel when the monitoring unit 502 monitoring
When the D2D communication connection request sent, the D2D established between other described devices is communicated to connect, other described devices are resident
Device in the device of the serving cell of base station covering in addition to the prior-warning device；
Second Transmit-Receive Unit 504, for sending warning information to other described devices by the D2D communication channel.
Optionally, the first Transmit-Receive Unit 501 is also used to receive the information of the D2D communication channel of base station transmission, and by the D2D
The information of communication channel is sent to monitoring unit 502 and the second Transmit-Receive Unit 504.
Fig. 6 is referred to, Fig. 6 is the structural schematic diagram of another prior-warning device disclosed by the embodiments of the present invention, wherein this is pre-
Alarm device 500 is used to execute the method for early warning based on D2D communication disclosed in Fig. 3, wherein prior-warning device 500 shown in fig. 6 is
It is advanced optimized on the basis of prior-warning device 500 shown in Fig. 5, compared with prior-warning device 500 shown in fig. 5, Fig. 6
Shown in prior-warning device 500 in addition to include prior-warning device 500 shown in fig. 5 all units other than, prior-warning device shown in fig. 6
500 can also include:
Judging unit 505, for thering are other multiple devices to pass through D2D communication letter when the monitoring unit 502 monitoring
When the D2D communication connection request that road is sent, for other each described devices, current location and the institute of other devices are judged
The distance between current location of prior-warning device is stated whether within the scope of pre-determined distance, wherein the D2D communication connection is asked
Ask the current location including other devices；
Determination unit 506, for when the judging unit 505 is for other each described devices, other described dresses of judgement
When the distance between the current location set and current location of the prior-warning device are within the scope of pre-determined distance, will it is described its
He is determined as destination apparatus by device；
It is described to establish unit 503, it is communicated to connect specifically for the D2D established between the destination apparatus；
Second Transmit-Receive Unit 504 is specifically used for sending early warning to the destination apparatus by the D2D communication channel
Information.
As an alternative embodiment, prior-warning device 500 shown in fig. 6 can also include:
Switching units 507, for after second Transmit-Receive Unit 504 sends warning information, disconnecting the D2D communication
Connection；
First Transmit-Receive Unit 501 is also used to send the request of D2D resource reclaim to the base station, to trigger the base
It stands and recycles allocated D2D communication channel resources.
In the prior-warning device 500 described in Fig. 5~Fig. 6, the first Transmit-Receive Unit 501 sends D2D communication request to base station
Later, it is that the prior-warning device distributes D2D communication channel, further, monitoring unit 502 that base station, which will respond D2D communication request,
The D2D communication connection request for whether there are other devices to send by D2D communication channel can be monitored, is built if so, establishing unit 503
The vertical D2D communication connection between other devices, wherein other devices are the device for residing in the serving cell of base station covering
In device in addition to prior-warning device, in this way, the second Transmit-Receive Unit 504 can be sent out by D2D communication channel to other devices
Warning information is sent, so as to send warning information in time.
Fig. 7 is referred to, Fig. 7 is a kind of structural schematic diagram of base station disclosed by the embodiments of the present invention, wherein the base station 700
For executing the method for early warning based on D2D communication disclosed in Fig. 4, as shown in fig. 7, the base station 700 may include:
Receiving unit 701, for receiving the D2D communication request of prior-warning device transmission；
Allocation unit 702 distributes D2D communication channel for responding the D2D communication request for the prior-warning device；
Transmission unit 703, for other devices into the device for reside in serving cell in addition to the prior-warning device
Notification information is sent, the notification information includes the D2D communication channel, logical by the D2D to trigger other described devices
Believe that channel sends D2D communication connection request to the prior-warning device.
As an alternative embodiment, the receiving unit 701 is also used to receive the D2D that the prior-warning device is sent
Resource reclaim request；
Base station 700 shown in Fig. 7 can also include:
Recovery unit 704 recycles allocated D2D communication channel resources for responding the D2D resource reclaim request.
In the base station 700 described in Fig. 7, receiving unit 701 receive prior-warning device transmission D2D communication request it
Afterwards, allocation unit 702 can respond D2D communication request, distribute D2D communication channel, further, transmission unit for prior-warning device
703 other devices into the device for reside in serving cell in addition to prior-warning device send notification information, and notification information includes
D2D communication channel sends D2D communication connection request to prior-warning device to trigger other devices by D2D communication channel, in this way,
Prior-warning device can be established with the D2D communication connection between other devices, and be sent by D2D communication channel to other devices
Warning information, so as to send warning information in time.
It should be noted that for simple description, therefore, it is stated as a systems for each embodiment of the method above-mentioned
The combination of actions of column, but those skilled in the art should understand that, the application is not limited by the described action sequence, because
For according to the application, certain some step be can be performed in other orders or simultaneously.Secondly, those skilled in the art also should
Know, the embodiments described in the specification are all preferred embodiments, related movement and unit not necessarily this Shen
It please be necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in some embodiment
Part, reference can be made to the related descriptions of other embodiments.
Those of ordinary skill in the art will appreciate that realizing all or part of the process in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in computer-readable storage medium
In, the program is when being executed, it may include such as the process of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (12)
1. a kind of method for early warning based on D2D communication characterized by comprising
Prior-warning device sends D2D communication request to base station, to trigger D2D communication request described in the base station in response as the early warning
Device distribution D2D communication channel simultaneously sends a notification message to other devices, and the notification message includes D2D communication channel, notice
The current location of type and the prior-warning device；
The prior-warning device monitors the D2D communication connection request for whether having other devices to send by the D2D communication channel, if
Have, the D2D that the prior-warning device is established between other described devices is communicated to connect, other described devices are to reside in the base
Stand covering serving cell device in device in addition to the prior-warning device；Wherein, other described devices are according to notice class
The current location of type, the current location of the prior-warning device and other devices determines the need for sending to prior-warning device
The D2D communication connection request；
The prior-warning device sends warning information to other described devices by the D2D communication channel.
2. the method according to claim 1, wherein the D2D communication connection request includes other described devices
Current location, the method also includes:
When the prior-warning device monitors the D2D communication connection request for having other multiple devices to send by the D2D communication channel
When, for other each described devices, the current location of prior-warning device judgement other devices and the prior-warning device
The distance between current location whether within the scope of pre-determined distance, if so, the prior-warning device will other described devices
It is determined as destination apparatus；
The D2D that the prior-warning device is established between other described devices is communicated to connect, comprising:
The D2D that the prior-warning device is established between the destination apparatus is communicated to connect；
The prior-warning device sends warning information to other described devices by the D2D communication channel, comprising:
The prior-warning device sends warning information to the destination apparatus by the D2D communication channel.
3. method according to claim 1 or 2, which is characterized in that the prior-warning device is after sending warning information, institute
State method further include:
The prior-warning device disconnects the D2D communication connection, and sends the request of D2D resource reclaim to the base station, to trigger
It states base station and recycles allocated D2D communication channel resources.
4. method according to claim 1 or 2, which is characterized in that the method also includes:
When the prior-warning device does not hear what other described devices were sent by the D2D communication channel within a preset time
When D2D communication connection request, the prior-warning device sends the request of D2D resource reclaim to the base station, is returned with triggering the base station
Receive allocated D2D communication channel resources.
5. a kind of method for early warning based on D2D communication characterized by comprising
Base station receives the D2D communication request that prior-warning device is sent；
D2D communication request described in the base station in response distributes D2D communication channel for the prior-warning device；
Other devices of the base station into the device for reside in serving cell in addition to the prior-warning device send notification information,
The notification information includes the current location of the D2D communication channel, notification type and the prior-warning device, described in triggering
Other devices after receiving the notification message, according to the notification type, the prior-warning device current location and
The current location of other devices determines the need for logical to prior-warning device transmission D2D by the D2D communication channel
Believe connection request.
6. according to the method described in claim 5, it is characterized in that, the method also includes:
The base station receives the D2D resource reclaim request that the prior-warning device is sent；
The request of D2D resource reclaim described in the base station in response, recycles allocated D2D communication channel resources.
7. a kind of prior-warning device characterized by comprising
First Transmit-Receive Unit, for sending D2D communication request to base station, to trigger D2D communication request described in the base station in response
D2D communication channel is distributed for the prior-warning device and is sent a notification message to other devices, and the notification message includes D2D communication
The current location of channel, notification type and the prior-warning device；
Monitoring unit, for monitoring the D2D communication connection request for whether thering are other devices to send by the D2D communication channel；
Unit is established, there are other devices to communicate by the D2D that the D2D communication channel is sent for monitoring when the monitoring unit
When connection request, the D2D established between other described devices is communicated to connect, other described devices are to reside in the base station to cover
Device in the device of the serving cell of lid in addition to the prior-warning device；Wherein, other described devices are according to notification type, institute
The current location of the current location and other devices of stating prior-warning device is determined the need for described in prior-warning device transmission
D2D communication connection request；
Second Transmit-Receive Unit, for sending warning information to other described devices by the D2D communication channel.
8. device according to claim 7, which is characterized in that the D2D communication connection request includes other described devices
Current location, the prior-warning device further include:
Judging unit, for monitoring the D2D for thering are other multiple devices to send by the D2D communication channel when the monitoring unit
When communication connection request, for other each described devices, the current location of judgement other devices and the prior-warning device
The distance between current location whether within the scope of pre-determined distance；
Determination unit judges the present bit of other devices for being directed to other each described devices when the judging unit
When setting the distance between current location of the prior-warning device and being within the scope of pre-determined distance, other described devices are determined
For destination apparatus；
It is described to establish unit, it is communicated to connect specifically for the D2D established between the destination apparatus；
Second Transmit-Receive Unit is specifically used for sending warning information to the destination apparatus by the D2D communication channel.
9. device according to claim 7 or 8, which is characterized in that the prior-warning device further include:
Switching units, for after second Transmit-Receive Unit sends warning information, disconnecting the D2D communication connection；
First Transmit-Receive Unit is also used to send the request of D2D resource reclaim to the base station, to have triggered the base station recycling
The D2D communication channel resources of distribution.
10. device according to claim 7 or 8, which is characterized in that first Transmit-Receive Unit is also used to when the monitoring
Unit does not hear the D2D communication connection that other described devices are sent by the D2D communication channel within a preset time and asks
When asking, the request of D2D resource reclaim is sent to the base station, recycles allocated D2D communication channel resources to trigger the base station.
11. a kind of base station characterized by comprising
Receiving unit, for receiving the D2D communication request of prior-warning device transmission；
Allocation unit distributes D2D communication channel for responding the D2D communication request for the prior-warning device；
Transmission unit sends notice for other devices into the device for reside in serving cell in addition to the prior-warning device
Information, the notification information include the current location of the D2D communication channel, notification type and the prior-warning device, with touching
Other described devices are sent out after receiving the notification message, according to the present bit of the notification type, the prior-warning device
It sets and the current location of other devices determines the need for sending by the D2D communication channel to the prior-warning device
D2D communication connection request.
12. base station according to claim 11, which is characterized in that the receiving unit is also used to receive the prior-warning device
The D2D resource reclaim of transmission is requested；
The base station further include:
Recovery unit recycles allocated D2D communication channel resources for responding the D2D resource reclaim request.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510634308.6A CN105338471B (en) | 2015-09-29 | 2015-09-29 | A kind of method for early warning and relevant apparatus based on D2D communication |
| PCT/CN2016/097366 WO2017054606A1 (en) | 2015-09-29 | 2016-08-30 | D2d communication-based early warning method and related device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510634308.6A CN105338471B (en) | 2015-09-29 | 2015-09-29 | A kind of method for early warning and relevant apparatus based on D2D communication |
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| CN105338471A CN105338471A (en) | 2016-02-17 |
| CN105338471B true CN105338471B (en) | 2019-01-15 |
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| CN201510634308.6A Active CN105338471B (en) | 2015-09-29 | 2015-09-29 | A kind of method for early warning and relevant apparatus based on D2D communication |
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| WO (1) | WO2017054606A1 (en) |
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| CN105338471B (en) * | 2015-09-29 | 2019-01-15 | 宇龙计算机通信科技(深圳)有限公司 | A kind of method for early warning and relevant apparatus based on D2D communication |
| TWI642317B (en) * | 2016-12-16 | 2018-11-21 | 英研智能移動股份有限公司 | Device-to-device communication system and method |
| CN109275197B (en) * | 2018-09-26 | 2021-03-16 | Oppo（重庆）智能科技有限公司 | Communication connection establishing method, base station, terminal and storage medium |
| CN109121121B (en) * | 2018-09-29 | 2021-10-22 | Oppo（重庆）智能科技有限公司 | Communication establishing method, terminal and storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102958066A (en) * | 2011-08-31 | 2013-03-06 | 华为技术有限公司 | Method and device for D2D (door-to-door) terminal communication |
| CN103002594A (en) * | 2012-12-05 | 2013-03-27 | 中兴通讯股份有限公司 | Establishment method, device and system for direct communication channel |
| CN103327568A (en) * | 2012-03-21 | 2013-09-25 | 中国移动通信集团公司 | Resource allocation message sending method, equipment discovering method and related equipment |
| CN103517371A (en) * | 2012-06-18 | 2014-01-15 | 中国移动通信集团公司 | Device-to-device communication method, apparatus and system |
| CN104066112A (en) * | 2013-03-21 | 2014-09-24 | 中兴通讯股份有限公司 | Inter-terminal device-to-device communication method and system |
| CN104378825A (en) * | 2013-08-12 | 2015-02-25 | 中国移动通信集团公司 | Method, device and system for presenting cache status report |
| CN104519550A (en) * | 2013-09-26 | 2015-04-15 | 中兴通讯股份有限公司 | Method, device and system for finding D2D (Device to Device) equipment |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013163218A1 (en) * | 2012-04-24 | 2013-10-31 | Rubin Kim | V2v safety system with a hybrid physical layer |
| CN103945344B (en) * | 2014-04-23 | 2019-02-01 | 华为技术有限公司 | A kind of method for sending information, the network equipment and terminal |
| CN105338471B (en) * | 2015-09-29 | 2019-01-15 | 宇龙计算机通信科技(深圳)有限公司 | A kind of method for early warning and relevant apparatus based on D2D communication |
-
2015
- 2015-09-29 CN CN201510634308.6A patent/CN105338471B/en active Active
-
2016
- 2016-08-30 WO PCT/CN2016/097366 patent/WO2017054606A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102958066A (en) * | 2011-08-31 | 2013-03-06 | 华为技术有限公司 | Method and device for D2D (door-to-door) terminal communication |
| CN103327568A (en) * | 2012-03-21 | 2013-09-25 | 中国移动通信集团公司 | Resource allocation message sending method, equipment discovering method and related equipment |
| CN103517371A (en) * | 2012-06-18 | 2014-01-15 | 中国移动通信集团公司 | Device-to-device communication method, apparatus and system |
| CN103002594A (en) * | 2012-12-05 | 2013-03-27 | 中兴通讯股份有限公司 | Establishment method, device and system for direct communication channel |
| CN104066112A (en) * | 2013-03-21 | 2014-09-24 | 中兴通讯股份有限公司 | Inter-terminal device-to-device communication method and system |
| CN104378825A (en) * | 2013-08-12 | 2015-02-25 | 中国移动通信集团公司 | Method, device and system for presenting cache status report |
| CN104519550A (en) * | 2013-09-26 | 2015-04-15 | 中兴通讯股份有限公司 | Method, device and system for finding D2D (Device to Device) equipment |
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| CN105338471A (en) | 2016-02-17 |
| WO2017054606A1 (en) | 2017-04-06 |
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