CN103781126B - Communication between devices method and long term evolution base station in long evolving system - Google Patents
Communication between devices method and long term evolution base station in long evolving system Download PDFInfo
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- CN103781126B CN103781126B CN201210397506.1A CN201210397506A CN103781126B CN 103781126 B CN103781126 B CN 103781126B CN 201210397506 A CN201210397506 A CN 201210397506A CN 103781126 B CN103781126 B CN 103781126B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/51—Allocation or scheduling criteria for wireless resources based on terminal or device properties
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Abstract
The invention discloses the communication between devices method in long evolving system and long term evolution base station.Method includes：LTE terminal sends communication between devices request message to LTE base station, and the message carries the mark of the target terminal communicated with the terminal；Base station receives the message, and whether judge target terminal is this cell terminal, if so, base station is the communication resource between two terminal configuation facility；Otherwise, the serving BS of base station and target terminal is consulted to be the communication resource between two terminal configuation facility；Base station carries the communication between devices resource information configured for two terminal to communication acknowledgement message between the terminal returning equipment, the message；Terminal receives the communication between devices confirmation message, the communication between devices resource information in the message, is communicated with target terminal.The present invention can be rationally the communication between devices configuration public network resources based on Cellular Networks, it is to avoid the influence that communication between devices communicate to public network.
Description
Technical field
The present invention relates to data communication technology field, and in particular to Long Term Evolution（LTE, Long TermEvolution）System
Communication between devices method and long term evolution base station in system.
Background technology
Third generation cooperative partner program（3GPP, 3rd Generation Partnership Project）Possibility will be 9
Carry out the research project of the communication between devices based on LTE technologies after month, due to based on the communication between devices under Cellular Networks
By using the frequency resource of public network, if rational management and control and scheduling can not be carried out to it, the network of macrocellular is influenced whether
Quality.
The content of the invention
The present invention provides the communication between devices method and LTE base station, LTE terminal in LTE system, and Cellular Networks are based on to realize
Communication between devices public network resources reasonable disposition.
The technical proposal of the invention is realized in this way：
A kind of communication between devices method in Long Term Evolution LTE system, this method includes：
LTE terminal sends communication between devices request message to LTE base station, and the message carries the mesh communicated with the terminal
Mark the mark of terminal；
The LTE base station receives the message, and whether judge target terminal is this cell terminal, if so, the LTE base station is
The communication resource between two terminal configuation facility；Otherwise, the serving BS of the LTE base station and target terminal is consulted to be two terminal
Configure communication between devices resource；
The LTE base station is to communication acknowledgement message between the LTE terminal returning equipment, and the message carries matches somebody with somebody for two terminal
The communication between devices resource information put；The LTE terminal receives the communication between devices confirmation message, according to the equipment in the message
Between communication resource information, communicated with target terminal.
The LTE terminal further comprises after receiving the communication between devices confirmation message：
The LTE terminal sends communication between devices configuration notification message to target terminal, and the message carries the equipment room
Communication resource information, target terminal is received after the message, according to the communication between devices resource information, is carried out with the LTE terminal
Communication.
The communication between devices request message, which further carries LTE terminal role in communication between devices, to be believed
Breath：Primary role or from role；
The serving BS of the LTE base station and target terminal is consulted to be that the communication resource is between two terminal configuation facility：Should
Consulted based on the demand of the terminal for color of playing a leading role as the communication resource between two terminal configuation facility two base stations.
A kind of communication between devices method in Long Term Evolution LTE system, this method includes：
LTE terminal sends communication between devices request message to LTE base station, and the message carries the equipment room that the terminal is used in advance
Communication resource information；
The LTE base station receives the communication between devices request message, leads to for the pre- equipment room used that the message is carried
Believe resource information point to each subframe, judge the subframe transmission direction whether with this base station configure the subframe transmission side
To identical, if so, base station determines that the subframe can be allocated to the LTE terminal as communication between devices resource；Otherwise, base station is sentenced
If whether disconnected can produce interference, if meeting, base to the LTE terminal by the sub-frame configuration to other terminals of pre-scheduling in the subframe
Stand and configure resource again for other terminals, or be again LTE terminal configuration communication between devices resource, if will not, base station
Determine that the subframe can be allocated to the LTE terminal as communication between devices resource；
When each subframe pointed to the communication between devices resource information that uses in advance confirms to finish, base station is to described
Communication acknowledgement message between LTE terminal returning equipment, the message carries the communication between devices resource letter configured for the LTE terminal
Breath；
The LTE terminal receives the communication between devices confirmation message, the communication between devices resource information in the message,
Communicated with target terminal.
The LTE terminal further comprises after receiving the communication between devices confirmation message：
The LTE terminal sends to target terminal and communicated between communication between devices configuration notification message, the message Portable device
Resource information, target terminal is received after the message, according to the communication between devices resource information, is led to the LTE terminal
Letter.
The pre- communication between devices resource information used is sub-frame information, or to be used in sub-frame information and subframe
Frequency resource information.
The communication between devices request message further carries the mark of the target terminal communicated with the LTE terminal
Know, or further carry the mark and the LTE terminal of the target terminal communicated with the LTE terminal and lead in equipment room
Role information in letter：Primary role or from role.
The LTE base station includes for LTE terminal configuration communication between devices resource again：
The LTE base station judges whether target terminal is this cell terminal, matches somebody with somebody if so, the LTE base station is two terminal
Put the equipment room communication resource；Otherwise, the serving BS of the LTE base station and target terminal is consulted as between two terminal configuation facility
The communication resource.
When the communication between devices request message carries LTE terminal role information in communication between devices：
Primary role or from role when,
The serving BS of the LTE base station and target terminal is consulted to be that the communication resource is between two terminal configuation facility：Should
Consulted based on the demand of the terminal for color of playing a leading role as the communication resource between two terminal configuation facility two base stations.
When the LTE base station judge the transmission direction of the subframe it is identical with the transmission direction for the subframe that this base station is configured it
After further comprise：
The LTE base station judges whether the remaining communication resource in system is less than default resource thresholding, if so, determine can be by
The subframe, which continues to be scheduled to other terminals, to be used；Otherwise, other terminals no longer are given by the subframe scheduling.
When the LTE base station judge the transmission direction of the subframe it is identical with the transmission direction for the subframe that this base station is configured it
After further comprise：
If the LTE base station finds that the feedback information for having the LTE terminal configured in the subframe needs transmission, change
The carrying position of the information, and the carrying positional information after change is informed into the LTE terminal.
A kind of communication between devices method in Long Term Evolution LTE system, this method includes：
LTE terminal sends communication between devices request message to LTE base station, and the message carries the equipment room that the terminal is used in advance
Communication resource information；
The LTE base station receives the communication between devices request message, leads to for the pre- equipment room used that the message is carried
Believe each subframe that resource information is pointed to, judge whether this base station carries important system information in the subframe, if so, institute
State LTE base station and configure communication between devices resource again for the LTE terminal；Otherwise, the LTE base station determines that the subframe can match somebody with somebody
Put to the LTE terminal as communication between devices resource；
The LTE base station is to communication acknowledgement message between the LTE terminal returning equipment, and the message was carried as LTE ends
Hold the communication between devices resource information of configuration；
The LTE terminal receives the communication between devices confirmation message, the communication between devices resource information in the message,
Communicated with target terminal.
The LTE terminal further comprises after receiving the communication between devices confirmation message：
The LTE terminal sends communication between devices configuration notification message to target terminal, and the message carries the equipment room
Communication resource information, target terminal is received after the message, according to the communication between devices resource information, is entered with the LTE terminal
Row communication.
The communication between devices request message further carries the mark of the target terminal communicated with the LTE terminal
Know, or further carry the mark and the LTE terminal of the target terminal communicated with the LTE terminal and lead in equipment room
Role information in letter：Primary role or from role.
The LTE base station includes for LTE terminal configuration communication between devices resource again：
The LTE base station judges whether target terminal is this cell terminal, if so, base station is between two terminal configuation facility
The communication resource；Otherwise, the serving BS of base station and target terminal is consulted to be the communication resource between two terminal configuation facility.
When the communication between devices request message carries LTE terminal role information in communication between devices：
Primary role or from role when,
The serving BS of the LTE base station and target terminal is consulted to be that the communication resource is between two terminal configuation facility：Should
Consulted based on the demand of the terminal for color of playing a leading role as the communication resource between two terminal configuation facility two base stations.
The pre- communication between devices resource information used is sub-frame information, or to be used in sub-frame information and subframe
Frequency resource information.
The important system information is that will be sent to the paging information of terminal, or broadcast message or schedule information.
A kind of communication between devices method in Long Term Evolution LTE system, this method includes：
LTE terminal sends communication between devices request message to LTE base station, and the message carries the mesh communicated with the terminal
The mark of terminal is marked, or,
Carry mark and the terminal role in communication between devices of the target terminal communicated with the terminal
Information：Primary role or from role, or,
The communication between devices sub-frame information that the terminal is used in advance is carried, or,
The frequency resource information used in the communication between devices sub-frame information and subframe that the terminal uses in advance is carried, or,
Carry the mark of communication between devices sub-frame information that the terminal uses in advance and the target terminal communicated with the terminal
Know, or,
Carry communication between devices sub-frame information, the mark of the target terminal communicated with the terminal that the terminal is used in advance
And terminal role information in communication between devices：Primary role or from role, or,
Carry the frequency resource information that is used in the communication between devices sub-frame information and subframe that the terminal uses in advance and with this
The mark for the target terminal that terminal is communicated, or,
Carry used in the communication between devices sub-frame information and subframe that the terminal uses in advance frequency resource information, with the end
Hold mark and the terminal role information in communication between devices of the target terminal communicated：Primary role or from angle
Color.
A kind of Long Term Evolution LTE terminal, the terminal includes：
Request module：Communication between devices request message is sent to LTE base station, the equipment that base station or target terminal are sent is received
Between communication resource information, the communication between devices resource information is sent to communication module, wherein, communication between devices request message is taken
The mark for the target terminal that band is communicated with the terminal, or,
Carry mark and the terminal role in communication between devices of the target terminal communicated with the terminal
Information：Primary role or from role, or,
The communication between devices sub-frame information that the terminal is used in advance is carried, or,
The frequency resource information used in the communication between devices sub-frame information and subframe that the terminal uses in advance is carried, or,
Carry the mark of communication between devices sub-frame information that the terminal uses in advance and the target terminal communicated with the terminal
Know, or,
Carry communication between devices sub-frame information, the mark of the target terminal communicated with the terminal that the terminal is used in advance
And terminal role information in communication between devices：Primary role or from role, or,
Carry the frequency resource information that is used in the communication between devices sub-frame information and subframe that the terminal uses in advance and with this
The mark for the target terminal that terminal is communicated, or,
Carry used in the communication between devices sub-frame information and subframe that the terminal uses in advance frequency resource information, with the end
Hold mark and the terminal role information in communication between devices of the target terminal communicated：Primary role or from angle
Color；
Communication module：The communication between devices resource information sent according to request module, is communicated with target terminal.
The request module is further used for, when receiving the communication between devices resource information that LTE base station is sent, by this
Communication resource information is sent to target terminal.
A kind of Long Term Evolution LTE base station, the base station includes：
Messaging interface：The communication between devices request message for carrying target terminal mark that LTE terminal is sent is received, will
The message is transmitted to resource configuration module；The communication between devices resource information that resource configuration module is sent is received, the communication is provided
Source information carries and the LTE terminal is sent in communication between devices confirmation message；
Resource configuration module：The communication between devices request message is received, whether judge target terminal is this cell terminal,
If so, being the communication resource between two terminal configuation facility, otherwise, consult with the serving BS of target terminal as two terminal configuration
Communication between devices resource, configuration is finished, and the communication between devices resource information of configuration is sent into messaging interface.
The communication between devices request message that the messaging interface is received further carries the LTE terminal in equipment
Between communicate in role information：Primary role or from role；
The resource configuration module is further used for, and is installed when consulting to match somebody with somebody for two terminal with the serving BS of target terminal
Between standby during the communication resource, held consultation based on the demand of the terminal for color of playing a leading role.
A kind of Long Term Evolution LTE base station, the base station includes：
Messaging interface：Receive the communication between devices resource information that the carrying terminal that LTE terminal sends is used in advance
Communication between devices request message, forwards that message to resource configuration module；The equipment room that reception resource configuration module is sent leads to
Believe resource information, the communication resource information is carried the LTE terminal is sent in communication between devices confirmation message；
Resource configuration module：Receive the communication between devices request message, the equipment room used in advance for the LTE terminal
Each subframe in the communication resource, judge the subframe transmission direction whether with this base station configure the subframe transmission direction phase
Together, if so, determining that the subframe can be allocated to the LTE terminal as communication between devices resource；Otherwise, if judging the subframe
It is allocated to whether the LTE terminal can produce interference to other terminals of pre-scheduling in the subframe, is again other terminals if meeting
Resource is configured, or is again LTE terminal configuration communication between devices resource, if will not, determine that the subframe can be allocated to institute
LTE terminal is stated as communication between devices resource；When each subframe in the communication between devices resource to using in advance confirms to finish
When, the communication between devices resource information configured for the LTE terminal is sent to messaging interface.
The communication between devices request message that the messaging interface is received further is carried and carried out with the LTE terminal
The mark of the target terminal of communication, or further carry the mark of the target terminal communicated with the LTE terminal and be somebody's turn to do
Terminal role information in communication between devices：Primary role or from role；
And the resource configuration module is further used for, when being again LTE terminal configuration communication between devices resource,
Whether be this cell terminal, if so, being the communication resource between two terminal configuation facility if judging target terminal；Otherwise, it is whole with target
The serving BS at end is consulted to be the communication resource between two terminal configuation facility.
Lead to when the communication between devices request message that the messaging interface is received carries the LTE terminal in equipment room
Role information in letter：Primary role or from role when,
The resource configuration module is further used for, and is installed when consulting to match somebody with somebody for two terminal with the serving BS of target terminal
Between standby during the communication resource, held consultation based on the demand of the terminal for color of playing a leading role.
The resource configuration module is further used for, the subframe configured when the transmission direction for judging the subframe with this base station
Transmission direction it is identical after, judge whether the remaining communication resource in system is less than default resource thresholding, if so, determine can be by
The subframe, which continues to be scheduled to other terminals, to be used；Otherwise, other terminals no longer are given by the subframe scheduling.
The resource configuration module is further used for, if finding to have the configured feedback letter of the LTE terminal in the subframe
Breath needs transmission, then changes the carrying position of the information, and the carrying positional information after change is informed into the LTE terminal.
A kind of Long Term Evolution LTE base station, the base station includes：
Messaging interface：Receive the communication between devices resource information that the carrying terminal that LTE terminal sends is used in advance
Communication between devices request message, forwards that message to resource configuration module；The equipment room that reception resource configuration module is sent leads to
Believe resource information, the communication resource information is carried the LTE terminal is sent in communication between devices confirmation message；
Resource configuration module：Receive the communication between devices request message, the equipment room used in advance for the LTE terminal
Each subframe in the communication resource, judges whether this base station carries important system information in the subframe, if so, being again
The LTE terminal configures communication between devices resource；Otherwise, it determines the subframe can be allocated to the LTE terminal as equipment room
The communication resource；When each subframe in the communication between devices resource to using in advance confirms to finish, it will match somebody with somebody for the LTE terminal
The communication between devices resource information put is sent to messaging interface.
The communication between devices request message that the messaging interface is received further is carried and carried out with the LTE terminal
The mark of the target terminal of communication, or further carry the mark of the target terminal communicated with the LTE terminal and be somebody's turn to do
Terminal role information in communication between devices：Primary role or from role；
The resource configuration module is further used for, and when being again LTE terminal configuration communication between devices resource, sentences
Whether disconnected target terminal is this cell terminal, if so, being the communication resource between two terminal configuation facility；Otherwise, with target terminal
Serving BS consult be two terminal configuation facility between the communication resource.
Lead to when the communication between devices request message that the messaging interface is received carries the LTE terminal in equipment room
Role information in letter：Primary role or from role when,
The resource configuration module is further used for, and is installed when consulting to match somebody with somebody for two terminal with the serving BS of target terminal
Between standby during the communication resource, held consultation based on the demand of the terminal for color of playing a leading role.
Compared with prior art, the present invention can be rationally the communication between devices configuration public network resources based on Cellular Networks, keep away
The influence that communication between devices communicate to public network is exempted from.
Brief description of the drawings
Fig. 1 is the communication between devices method flow diagram in the LTE system that the embodiment of the present invention one is provided；
Fig. 2 is the communication between devices method flow diagram in the LTE system that the embodiment of the present invention two is provided；
Fig. 3 is the communication between devices method flow diagram in the LTE system that the embodiment of the present invention three is provided；
Fig. 4 is the composition schematic diagram for the LTE base station that the embodiment of the present invention one is provided.
Fig. 5 is the composition schematic diagram of LTE terminal provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is further described in more detail.
Fig. 1 is the communication between devices method flow diagram in the LTE system that the embodiment of the present invention one is provided, as shown in figure 1, its
Comprise the following steps that：
Step 101：LTE terminal sends communication between devices request message to LTE base station, and the message is carried to be carried out with the terminal
The mark of the target terminal of communication.
In this step, communication between devices request message also can further carry the angle that the terminal is played the part of in communication between devices
Color information, such as：Master role or slave role.
Step 102：Base station receives the communication between devices request message, and the mark of target terminal is parsed from the message.
Step 103：Base station judges whether target terminal is this cell terminal, if so, performing step 104；Otherwise, step is performed
Rapid 105.
Step 104：Base station is the communication resource between two terminal configuation facility, goes to step 106.
Step 105：The serving BS of base station and target terminal is consulted to be the communication resource between two terminal configuation facility.
Specifically, base station can consult by X2 interface or by the serving BS of core net and target terminal；Further,
If the communication between devices request message that terminal is sent also carries terminal role information in communication between devices, when
Two base station consult be two terminal configuation facility between the communication resource when, can using play the part of master role terminal demand as
Master holds consultation.
Step 106：Base station carries what is configured for two terminal to communication acknowledgement message between the terminal returning equipment, the message
Communication between devices resource information.
Step 107：Terminal receives the communication between devices confirmation message, the communication between devices resource letter in the message
Breath, is communicated with target terminal.
In this step, terminal first can send equipment room after communication between devices confirmation message is received to target terminal
Communicated configuration notification message, and communication resource information between the message Portable device, target terminal is received after the message, set according to this
Communication resource information between standby, is communicated with the terminal.
Fig. 2 is the communication between devices method flow diagram in the LTE system that the embodiment of the present invention two is provided, as shown in Fig. 2 its
Comprise the following steps that：
Step 201：LTE terminal sends communication between devices request message to LTE base station, and the message carries the terminal and used in advance
Communication between devices resource information.
Here, the communication between devices resource information used in advance can be sub-frame information or sub-frame information and subframe
The middle frequency resource information used.
Communication between devices request message in this step can also further carry the target terminal communicated with the terminal
Mark, or further carry the mark and the terminal of the target terminal communicated with the terminal and play the part of in communication between devices
The Role Information drilled.
Step 202：Base station receives the communication between devices request message, and the pre- equipment room used is parsed from the message and is led to
Believe resource information.
Step 203：For each subframe in the pre- communication between devices resource used, base station judges the transmission of the subframe
Whether direction is identical with the transmission direction for the subframe that this base station is configured, if so, performing step 204；Otherwise, step 205 is performed.
Step 204：Base station determines that the subframe can be allocated to the terminal as communication between devices resource, goes to step 208.
In this step, base station can also determine whether whether the surplus resources in system are less than default resource thresholding, if so,
Determine that the subframe can also be scheduled to other terminals and use；Otherwise, other terminals no longer are given by the subframe scheduling.
In this step, if base station finds there is the configured confirmation of the terminal in the subframe（ACK）, refusal（NACK）, channel
Quality is indicated（CQI）Transmission is needed Deng feedback information, then changes the carrying position of the information, and the carrying position after change is believed
Breath informs the terminal.
Step 205：Whether can be to other ends of pre-scheduling in the subframe to the terminal by the sub-frame configuration if base station judges
End produces interference, if so, performing step 206；Otherwise, step 207 is performed.
Whether can be to presetting in the subframe to the terminal by the sub-frame configuration if base station can judge according to following manner
Other terminals of degree produce interference：
For each other terminal of pre-scheduling in the subframe, base station judges that the distance of the terminal and other terminals is
It is no to be less than pre-determined distance thresholding, if so, determining that interference can be produced.
Step 206：Base station configures resource for other terminals again, goes to step 208.
This step also can be replaced one of the following two kinds：
First, base station is the communication resource between the terminal configuation facility again.
Now, if communication between devices request message further carries the mark of the target terminal communicated with the terminal
When, base station can be the communication resource between the terminal configuation facility by step 103 ~ 105.
2nd, base station is directly to the refuse information that communicated between the terminal returning equipment, and this flow leaves it at that.
Step 207：Base station determines that the subframe can be allocated to the terminal as communication between devices resource.
Step 208：Base station judges whether that each subframe in the pre- use communication between devices resource is acknowledged, if
It is to perform step 209；Otherwise, return to step 203 continues to confirm next subframe.
Step 209：Base station carries the equipment configured for the terminal to communication acknowledgement message between terminal returning equipment, the message
Between communication resource information.
Step 210：Terminal receives the communication between devices confirmation message, the communication between devices resource letter in the message
Breath, is communicated with target terminal.
In this step, terminal first can send equipment room after communication between devices confirmation message is received to target terminal
Communicated configuration notification message, and communication resource information between the message Portable device, target terminal is received after the message, set according to this
Communication resource information between standby, is communicated with the terminal.
Fig. 3 is the communication between devices method flow diagram in the LTE system that the embodiment of the present invention three is provided, as shown in figure 3, its
Comprise the following steps that：
Step 301：LTE terminal sends communication between devices request message to LTE base station, and the message carries the terminal and used in advance
Communication between devices resource information.
Here, the communication between devices resource information used in advance can be sub-frame information or sub-frame information and subframe
The middle frequency resource information used.
Communication between devices request message in this step can also further carry the target terminal communicated with terminal A
Mark, or further carry the mark and the terminal of the target terminal communicated with the terminal and play the part of in communication between devices
The Role Information drilled.
Step 302：Base station receives the communication between devices request message, and the pre- equipment room used is parsed from the message and is led to
Believe resource information.
Step 303：For each subframe in the pre- communication between devices resource used, base station judges whether itself exists
Important system information is carried in the subframe, if so, performing step 304；Otherwise, step 305 is performed.
Step 304：Base station is again the communication resource between the terminal configuation facility, goes to step 306.
Here, important system information is for example：The paging of terminal（paging）Information or other important broadcast, schedule information
Deng.
In this step, if communication between devices request message further carries the target terminal that is communicated with the terminal
During mark, then base station can be the communication resource between the terminal configuation facility by step 103 ~ 105.
This step also can be replaced：Base station is directly to the refuse information that communicated between the terminal returning equipment, and this flow is tied to this
Beam.
Step 305：Base station determines that the subframe can be allocated to the terminal as communication between devices resource.
Step 306：Base station judges whether that each subframe in the pre- use communication between devices resource is acknowledged, if
It is to perform step 307；Otherwise, return to step 303 continues to confirm next subframe.
Step 307：Base station carries the equipment configured for the terminal to communication acknowledgement message between terminal returning equipment, the message
Between communication resource information.
Step 308：Terminal receives the communication between devices confirmation message, the communication between devices resource letter in the message
Breath, is communicated with target terminal.
In this step, terminal first can send equipment room after communication between devices confirmation message is received to target terminal
Communicated configuration notification message, and communication resource information between the message Portable device, target terminal is received after the message, set according to this
Communication resource information between standby, is communicated with the terminal.
In the present invention, the number of times for the communication between devices request that base station can be initiated according to terminal or the equipment configured for terminal
Between the communication resource situation charging is carried out to the communication between devices of the terminal.
Fig. 4 is the composition schematic diagram for the LTE base station that the embodiment of the present invention one is provided, as shown in figure 4, it mainly includes：Disappear
Transceiver module 41 and resource configuration module 42 are ceased, wherein：
Messaging interface 41：The communication between devices request message for carrying target terminal mark that LTE terminal is sent is received,
Forward that message to resource configuration module 42；The communication between devices resource information that resource configuration module 42 is sent is received, by this
Communication resource information carries and returns to LTE terminal in communication between devices confirmation message.
Resource configuration module 42：The communication between devices request message that messaging interface 41 is sent is received, according to the message
In target terminal mark, whether be this cell terminal, if so, being provided for communication between two terminal configuation facility if judging target terminal
Source, otherwise, the serving BS negotiation with target terminal are the communication resource between two terminal configuation facility, and configuration is finished, will configured
Communication between devices resource information be sent to messaging interface 41.
It is logical in equipment room that the communication between devices request message that messaging interface 41 is received can further carry LTE terminal
Role information in letter：Primary role or from role.
Resource configuration module 42 can be further used for, and be installed when consulting to match somebody with somebody for two terminal with the serving BS of target terminal
Between standby during the communication resource, held consultation based on the demand of the terminal for color of playing a leading role.
The composition for the LTE base station that the embodiment of the present invention two given below is provided, it mainly includes messaging interface and money
Source configuration module, wherein：
Messaging interface：Receive the communication between devices resource information that the carrying LTE terminal that LTE terminal sends is used in advance
Communication between devices request message, forward that message to resource configuration module；Receive the equipment room that resource configuration module is sent
Communication resource information, the communication resource information is carried the LTE terminal is returned in communication between devices confirmation message.
Resource configuration module：The communication between devices request message that messaging interface is sent is received, according in the message
It is every in the communication between devices resource information that the LTE terminal is used in advance, the communication between devices resource used in advance for the LTE terminal
Individual subframe, judges whether the transmission direction of the subframe is identical with the transmission direction for the subframe that this base station is configured, if so, determining to be somebody's turn to do
Subframe can be allocated to the LTE terminal as communication between devices resource；Otherwise, if judging the sub-frame configuration to the LTE terminal
Whether interference can be produced to other terminals of pre-scheduling in the subframe, if meeting, configure resource again for other terminals, or again
Communication between devices resource is configured for the LTE terminal, if will not, determine that the subframe can be allocated to the LTE terminal as equipment room
The communication resource；To be LTE terminal configuration when each subframe in the communication between devices resource to using in advance confirms to finish
Communication between devices resource information be sent to messaging interface.
Wherein, the communication between devices request message that messaging interface is received can be carried further to be led to the terminal
The mark of the target terminal of letter, or further carry the mark and the terminal of the target terminal communicated with the terminal and setting
Role information in being communicated between standby：Primary role or from role；
Resource configuration module can be further used for, and when being again LTE terminal configuration communication between devices resource, judge mesh
Mark whether terminal is this cell terminal, if so, being the communication resource between two terminal configuation facility；Otherwise, with the clothes of target terminal
Consult to be the communication resource between two terminal configuation facility in business base station.
Play the part of when the communication between devices request message that messaging interface is received carries the terminal in communication between devices
Role Information：Primary role or from role when, resource configuration module can be further used for, when with the serving BS of target terminal association
Business be two terminal configuation facility between the communication resource when, held consultation based on the demand of the terminal for color of playing a leading role.
Resource configuration module can be further used for, when the transmission direction and the subframe of this base station configuration that judge the subframe
After transmission direction is identical, judge whether the remaining communication resource in system is less than default resource thresholding, if so, determining to be somebody's turn to do
Subframe, which continues to be scheduled to other terminals, to be used；Otherwise, other terminals no longer are given by the subframe scheduling.
Resource configuration module can be further used for, if finding to have the configured feedback information of the LTE terminal in the subframe
Transmission is needed, then changes the carrying position of the information, and the carrying positional information after change is informed into the LTE terminal.
The composition for the LTE base station that the embodiment of the present invention three given below is provided, it mainly includes messaging interface and money
Source configuration module, wherein：
Messaging interface：Receive the communication between devices resource information that the carrying LTE terminal that LTE terminal sends is used in advance
Communication between devices request message, forward that message to resource configuration module；Receive the equipment room that resource configuration module is sent
Communication resource information, the communication resource information is carried the LTE terminal is returned in communication between devices confirmation message.
Resource configuration module：The communication between devices request message that messaging interface is sent is received, according in the message
It is every in the communication between devices resource information that the LTE terminal is used in advance, the communication between devices resource used in advance for the LTE terminal
Individual subframe, judges whether this base station carries important system information in the subframe, if so, being configured again for the LTE terminal
Communication between devices resource；Otherwise, it determines the subframe can be allocated to the LTE terminal as communication between devices resource；When to making in advance
When each subframe in communication between devices resource confirms to finish, the communication between devices resource that will be configured for the LTE terminal
Information is sent to messaging interface.
The communication between devices request message that messaging interface is received can further carry what is communicated with the terminal
The mark of target terminal, or the mark and the terminal of the target terminal communicated with the terminal are further carried in equipment room
Role information in communication：Primary role or from role；
Resource configuration module can be further used for, and when being again LTE terminal configuration communication between devices resource, judge mesh
Mark whether terminal is this cell terminal, if so, being the communication resource between two terminal configuation facility；Otherwise, with the clothes of target terminal
Consult to be the communication resource between two terminal configuation facility in business base station.
Play the part of when the communication between devices request message that messaging interface is received carries the terminal in communication between devices
Role Information：Primary role or from role when, resource configuration module can be further used for, when with the serving BS of target terminal association
Business be two terminal configuation facility between the communication resource when, held consultation based on the demand of the terminal for color of playing a leading role.
Fig. 5 is the composition schematic diagram of LTE terminal provided in an embodiment of the present invention, as shown in figure 5, it mainly includes：Request
Module 51 and communication module 52, wherein：
Request module 51：Communication between devices request message is sent to LTE base station, the message is carried and communicated with the terminal
Target terminal mark, or carry the mark of target terminal communicated with the terminal and the terminal in communication between devices
Middle role information：Primary role or from role, either carry communication between devices sub-frame information that the terminal uses in advance or
The frequency resource information used in the communication between devices sub-frame information and subframe that the terminal uses in advance is carried, or carries the terminal
The communication between devices sub-frame information and the mark of the target terminal communicated with the terminal used in advance, or to carry the terminal pre-
Communication between devices sub-frame information, the mark of the target terminal communicated with the terminal and the terminal used is in communication between devices
Middle role information：Primary role or from role, or carry communication between devices sub-frame information and son that the terminal is used in advance
The frequency resource information and the mark of the target terminal communicated with the terminal used in frame, or carry the terminal and use in advance
Communication between devices sub-frame information and subframe in use frequency resource information, the mark of the target terminal communicated with the terminal
Know and terminal role information in communication between devices：Primary role or from role；Receive LTE base station or target terminal hair
The communication between devices resource information come, communication module 52 is sent to by the communication between devices resource information.
Request module 51 can be further used for, when receiving the communication between devices resource information that LTE base station is sent, by this
Communication resource information is sent to target terminal.
Communication module 52：The communication between devices resource information sent according to request module 51, is communicated with target terminal.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements done etc. should be included within the scope of protection of the invention.
Claims (18)
1. a kind of communication between devices method in Long Term Evolution LTE system, it is characterised in that this method includes：
LTE terminal sends communication between devices request message to LTE base station, and the message carries the communication between devices that the terminal is used in advance
The mark of resource information and the target terminal communicated with the terminal；
The LTE base station receives the message, and it is every that the pre- communication between devices resource information used for message carrying is pointed to
Individual subframe, judges whether the transmission direction of the subframe is identical with the transmission direction for the subframe that this base station is configured, if identical, base station
Determine that the subframe can be allocated to the LTE terminal as communication between devices resource, if differing, if base station is judged the subframe
It is allocated to whether the LTE terminal can produce interference to other terminals of pre-scheduling in the subframe, if meeting, base station is again to be other
Terminal configures resource, or is again LTE terminal configuration communication between devices resource, if will not, base station determines that the subframe can
To be allocated to the LTE terminal as communication between devices resource；
It is described to include again for LTE terminal configuration communication between devices resource：Whether judge target terminal is this cell terminal,
If so, the LTE base station is the communication resource between two terminal configuation facility；Otherwise, the service of the LTE base station and target terminal
Consult to be the communication resource between two terminal configuation facility in base station；
When each subframe pointed to the communication between devices resource information that uses in advance confirms to finish, the LTE base station is to institute
Communication acknowledgement message between LTE terminal returning equipment is stated, the message carries the communication between devices resource information configured for two terminal；
The LTE terminal receives the communication between devices confirmation message, the communication between devices resource information in the message, whole with target
End is communicated.
2. according to the method described in claim 1, it is characterised in that the LTE terminal receives the communication between devices confirmation message
Further comprise afterwards：
The LTE terminal sends communication between devices configuration notification message to target terminal, and the message carries the communication between devices
Resource information, target terminal is received after the message, according to the communication between devices resource information, is communicated with the LTE terminal.
3. according to the method described in claim 1, it is characterised in that the communication between devices request message further carries described
LTE terminal role information in communication between devices：Primary role or from role；
The serving BS of the LTE base station and target terminal is consulted to be that the communication resource is between two terminal configuation facility：Two base
Stand based on the demand of the terminal for color of playing a leading role, consult as the communication resource between two terminal configuation facility.
4. a kind of communication between devices method in Long Term Evolution LTE system, it is characterised in that this method includes：
LTE terminal sends communication between devices request message to LTE base station, and the message carries the communication between devices that the terminal is used in advance
Resource information；
The LTE base station receives the communication between devices request message, is provided for the pre- communication between devices used that the message is carried
Source information point to each subframe, judge the subframe transmission direction whether with this base station configure the subframe transmission direction phase
Together, if so, base station determines that the subframe can be allocated to the LTE terminal as communication between devices resource；Otherwise, if base station judges
Whether the sub-frame configuration can be produced into interference to the LTE terminal to other terminals of pre-scheduling in the subframe, if meeting, base station weight
Resource newly is configured for other terminals, or is again LTE terminal configuration communication between devices resource, if will not, base station is determined
The subframe can be allocated to the LTE terminal as communication between devices resource；
When each subframe that the communication between devices resource information to using in advance is pointed to confirms to finish, base station is whole to the LTE
Communication acknowledgement message between returning equipment is held, the message carries the communication between devices resource information configured for the LTE terminal；
The LTE terminal receives the communication between devices confirmation message, the communication between devices resource information in the message, with mesh
Mark terminal is communicated.
5. method according to claim 4, it is characterised in that the LTE terminal receives the communication between devices confirmation message
Further comprise afterwards：
The LTE terminal sends the communication resource between communication between devices configuration notification message, the message Portable device to target terminal
Information, target terminal is received after the message, according to the communication between devices resource information, is communicated with the LTE terminal.
6. method according to claim 4, it is characterised in that the pre- communication between devices resource information used is subframe
Information, or the frequency resource information to be used in sub-frame information and subframe.
7. method according to claim 4, it is characterised in that the communication between devices request message is further carried and institute
The mark for the target terminal that LTE terminal is communicated is stated, or further carries the target end communicated with the LTE terminal
The mark at end and the LTE terminal role information in communication between devices：Primary role or from role.
8. method according to claim 7, it is characterised in that the LTE base station configures equipment for the LTE terminal again
Between the communication resource include：
The LTE base station judges whether target terminal is this cell terminal, is installed if so, the LTE base station is matched somebody with somebody for two terminal
The communication resource between standby；Otherwise, the LTE base station consults to communicate between two terminal configuation facility with the serving BS of target terminal
Resource.
9. method according to claim 8, it is characterised in that when the communication between devices request message carries the LTE
Terminal role information in communication between devices：Primary role or from role when, the service of the LTE base station and target terminal
Consult to be that the communication resource is between two terminal configuation facility in base station：Two base station based on the demand of the terminal for color of playing a leading role,
Consult as the communication resource between two terminal configuation facility.
10. method according to claim 4, it is characterised in that when the LTE base station judge the transmission direction of the subframe with
Further comprise after the transmission direction of the subframe of this base station configuration is identical：
The LTE base station judges whether the remaining communication resource in system is less than default resource thresholding, if so, determination can be by the son
Frame, which continues to be scheduled to other terminals, to be used；Otherwise, other terminals no longer are given by the subframe scheduling.
11. method according to claim 4, it is characterised in that when the LTE base station judge the transmission direction of the subframe with
Further comprise after the transmission direction of the subframe of this base station configuration is identical：
If the LTE base station finds that the feedback information for having the LTE terminal configured in the subframe needs transmission, the letter is changed
The carrying position of breath, and the carrying positional information after change is informed into the LTE terminal.
12. a kind of Long Term Evolution LTE base station, it is characterised in that the base station includes：
Messaging interface：Receive communication between devices resource information and mesh that the carrying terminal that LTE terminal sends is used in advance
The communication between devices request message of terminal iidentification is marked, resource configuration module is forwarded that message to；Receive resource configuration module hair
The communication between devices resource information come, the communication resource information is carried described in being sent in communication between devices confirmation message
LTE terminal；
Resource configuration module：The communication between devices request message is received, is led to for the pre- equipment room used that the message is carried
Believe resource information point to each subframe, judge the subframe transmission direction whether with this base station configure the subframe transmission side
To identical, if identical, base station determines that the subframe can be allocated to the LTE terminal as communication between devices resource, if differing,
If base station judges the sub-frame configuration whether can produce interference to other terminals of pre-scheduling in the subframe to the LTE terminal,
If meeting, base station configures resource for other terminals again, or is again LTE terminal configuration communication between devices resource, if not
Meeting, base station determines that the subframe can be allocated to the LTE terminal as communication between devices resource；It is described again whole for the LTE
End configuration communication between devices resource includes：Whether be this cell terminal, if so, being two terminal configuation facility if judging target terminal
Between the communication resource, otherwise, it is the communication resource between two terminal configuation facility to consult with the serving BS of target terminal；When to making in advance
When each subframe that communication between devices resource information is pointed to confirms to finish, the communication between devices resource information of configuration is sent out
Give messaging interface.
13. LTE base station according to claim 12, it is characterised in that the equipment room that the messaging interface is received
Communication request message further carries LTE terminal role information in communication between devices：Primary role or from role；
The resource configuration module is further used for, when the serving BS of target terminal is consulted as between two terminal configuation facility
During the communication resource, held consultation based on the demand of the terminal for color of playing a leading role.
14. a kind of Long Term Evolution LTE base station, it is characterised in that the base station includes：
Messaging interface：The equipment for receiving the communication between devices resource information that the carrying terminal that LTE terminal sends is used in advance
Between communication request message, forward that message to resource configuration module；Receive the communication between devices money that resource configuration module is sent
Source information, the communication resource information is carried the LTE terminal is sent in communication between devices confirmation message；
Resource configuration module：Receive the communication between devices request message, the communication between devices used in advance for the LTE terminal
Each subframe in resource, judges whether the transmission direction of the subframe is identical with the transmission direction for the subframe that this base station is configured,
If so, determining that the subframe can be allocated to the LTE terminal as communication between devices resource；Otherwise, if judging to match somebody with somebody the subframe
Put to whether the LTE terminal can produce interference to other terminals of pre-scheduling in the subframe, if meeting, match somebody with somebody again for other terminals
Resource is put, or is again LTE terminal configuration communication between devices resource, if will not, determine that the subframe can be allocated to described
LTE terminal is used as communication between devices resource；When each subframe in the communication between devices resource to using in advance confirms to finish,
The communication between devices resource information configured for the LTE terminal is sent to messaging interface.
15. LTE base station according to claim 14, it is characterised in that the equipment room that the messaging interface is received
Communication request message further carries the mark of the target terminal communicated with the LTE terminal, or further carry with
The mark for the target terminal that the LTE terminal is communicated and the terminal role information in communication between devices：Leading role
Color or from role；
And the resource configuration module is further used for, when being again LTE terminal configuration communication between devices resource, judge
Whether target terminal is this cell terminal, if so, being the communication resource between two terminal configuation facility；Otherwise, with target terminal
Serving BS is consulted to be the communication resource between two terminal configuation facility.
16. LTE base station according to claim 15, it is characterised in that the equipment received when the messaging interface
Between communication request message carry LTE terminal role information in communication between devices：Primary role or from role when,
The resource configuration module is further used for, when the serving BS of target terminal is consulted as between two terminal configuation facility
During the communication resource, held consultation based on the demand of the terminal for color of playing a leading role.
17. LTE base station according to claim 15, it is characterised in that the resource configuration module is further used for, when sentencing
After the transmission direction of the fixed subframe is identical with the transmission direction for the subframe that this base station is configured, the remaining communication in judgement system
Whether resource is less than default resource thresholding, is used if so, determining that the subframe can be continued to be scheduled to other terminals；Otherwise, no longer
Other terminals are given by the subframe scheduling.
18. LTE base station according to claim 15, it is characterised in that the resource configuration module is further used for, if hair
The feedback information for now having the LTE terminal configured in the subframe needs transmission, then changes the carrying position of the information, and will more
Carrying positional information after changing informs the LTE terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210397506.1A CN103781126B (en) | 2012-10-18 | 2012-10-18 | Communication between devices method and long term evolution base station in long evolving system |
| PCT/CN2013/084968 WO2014059891A1 (en) | 2012-10-18 | 2013-10-10 | Method of communication between devices and long term evolution (lte) base station and terminal in lte system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210397506.1A CN103781126B (en) | 2012-10-18 | 2012-10-18 | Communication between devices method and long term evolution base station in long evolving system |
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| CN105259911A (en) * | 2015-07-22 | 2016-01-20 | 北京佰才邦技术有限公司 | Control method and system of movable carrier and control system of unmanned plane |
| US10039125B2 (en) * | 2016-07-18 | 2018-07-31 | Ambit Microsystems (Shanghai) Ltd. | Data communication method and network device using the method |
| CN108471345B (en) * | 2017-02-23 | 2021-04-20 | 华为技术有限公司 | Method for detecting channel between terminals, network side equipment and terminal |
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| JP3212238B2 (en) * | 1995-08-10 | 2001-09-25 | 株式会社日立製作所 | Mobile communication system and mobile terminal device |
| US7349378B2 (en) * | 2003-02-24 | 2008-03-25 | Toshiba America Research, Inc. | Local area network resource manager |
| CN101594578B (en) * | 2008-05-30 | 2013-08-28 | 华为终端有限公司 | Establishment method of direct connected link, station device and communication system |
| US8577363B2 (en) * | 2008-07-14 | 2013-11-05 | Nokia Corporation | Setup of device-to-device connection |
| CN102149099B (en) * | 2011-04-08 | 2014-02-12 | 电信科学技术研究院 | Method and device for coordinating inter-cell interference |
| CN102325327B (en) * | 2011-05-24 | 2014-01-01 | 北京交通大学 | Multi-cell interference suppression method between cell and end-to-end hybrid network |
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