CN102740421B - A kind of Poewr control method and system - Google Patents
A kind of Poewr control method and system Download PDFInfo
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- CN102740421B CN102740421B CN201110095635.0A CN201110095635A CN102740421B CN 102740421 B CN102740421 B CN 102740421B CN 201110095635 A CN201110095635 A CN 201110095635A CN 102740421 B CN102740421 B CN 102740421B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/04—TPC
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Abstract
The invention discloses a kind of Poewr control method and system, the power used when can signal the second communication node transmission data by Power Control by the first communication node；The second communication node send feedback information of the Power Control signaling is received to first communication node.Or, the power used when the second communication node sends data is signaled by Power Control by the first communication node；First communication node sends resource allocation signal to second communication node.The technical scheme described by the embodiment of the present invention, by reducing the complexity that power control techniques are realized, either the inventive method or system, the purpose for reducing terminal cost of implementation and power consumption can be reached while system service quality is ensured, and the market competitiveness of associated communication system can be improved.
Description
Technical field
The present invention relates to the communications field, and in particular to a kind of Poewr control method and system.
Background technology
With the development and the popularization of smart mobile phone of mobile Internet, mobile data traffic demand is skyrocketed through, quick to increase
Long data service proposes severe challenge to the transmittability of mobile communications network.
Most mobile data services occur mainly in indoor and focus environment, are presented as nomadic/local wireless access
Scene.Data service is mainly Internet service, and the requirement to service quality is relatively simple, and far below conventional telecommunications business pair
The requirement of service quality.What cell mobile communication systems was mainly directed towards is that high-speed mobile, the conventional telecommunications business of seamless switching are set
Meter, when it carries big flow low speed IP (Internet protocol) data packet traffic, efficiency is relatively low, and cost is too high.
Honeycomb mobile operator needs low cost, is adapted to the solution of nomadic/local wireless data access, is set in reduction
The expense of original system is further reduced and optimized on the premise of standby cost, further to improve the handling capacity of system, meet high
The demand of the data user of speed development.
Power control techniques are as the key technology of communication technical field, and the height of its implementation complexity directly affects eventually
The cost at end.Traditional power control techniques are general to obtain the transmission power of itself by terminal by complicated formula operation, and
And numerous parameters in formula are required for terminal voluntarily to measure acquisition, not only hardware implementation complexity is very high, and shortens eventually
The stand-by time at end.
The content of the invention
In view of this, it is a primary object of the present invention to provide a kind of Poewr control method and system, by reducing power
The complexity that control technology is realized, reaches the mesh for reducing terminal cost of implementation and power consumption while system service quality is ensured
's.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of Poewr control method, this method includes：
First communication node signals the power used when the second communication node sends data by Power Control；Receive
The second communication node send feedback information to the Power Control signaling gives first communication node.
The power used second communication node on different frequency bands is included in the Power Control signaling；Or,
Resource allocation information is further included, used money during for notifying that second communication node sends the feedback information
Source.
This method further comprises：
Before the feedback information is sent, second communication node please to first communication node request transmission bandwidth
Seek signaling；First communication node is received after the bandwidth request signaling, is that second communication node distributes resource and led to
Know second communication node；And/or,
Second communication node feeds back to first communication node described in being sent in pre-assigned resource, described
Pre-assigned resource is to notify second communication node before first communication node sends the Power Control signaling
's.
First communication node for receiving the feedback information further distributes resource for second communication node.
A kind of Poewr control method, this method includes：
First communication node signals the power used when the second communication node sends data by Power Control；It is described
First communication node sends resource allocation signal to second communication node.
This method further comprises：
Second communication node for not receiving the Power Control signaling is receiving the first communication node transmission
The resource allocation signal after, any content is not sent in the resource；Or the emission maximum work(allowed with itself
Rate sends data in the resource；Or data are sent in the resource with the transmission power made an appointment；Or according to
The power indicated by Power Control signaling received before first communication node sends the Power Control signaling is in institute
State and data are sent in resource；Or the Power Control received before first communication node sends the Power Control signaling
Increase a fixed value on the basis of power indicated by signaling and send data in the resource.
Second communication node of the Power Control signaling is not received, further in the resource allocation signal institute
Send feedback information gives first communication node in the resource of instruction, will be not received by the situation of the Power Control signaling
Notify to first communication node.
The first configured information is included in the resource allocation signal, first communication node is often to second communication section
Point sends a Power Control signaling, and just predetermined way changes first configured information as known to both sides；Described
Two communication nodes often receive the Power Control signaling that first communication node is sent, just according to predetermined party known to both sides
Formula updates the second stored configured information；
Confirm that the method whether second communication node receives the Power Control signaling is：
First configured information that second communication node is obtained by the resource allocation signal is stored with itself
Second configured information differ, then second communication node thinks itself to be not successfully receiving first communication
The Power Control signaling that node is sent；Otherwise, second communication node thinks that itself being successfully received described first leads to
Believe the Power Control signaling of the newest transmission of node.
Described the of first configured information of first communication node storage and second communication node storage
The initial value of two configured informations is identical；
The Power Control signaling and the resource allocation signal it is separate or composition one mixing signaling, composition institute
Sent when stating mixing signaling by first communication node is unified.
A kind of power control system, the system includes the first communication node, the second communication node；Wherein,
When the system is applied to first method,
First communication node, for signaling what is used when the second communication node sends data by Power Control
Power；
Second communication node of the Power Control signaling is received, is led to for send feedback information to described first
Believe node；
When the system is applied to second method,
First communication node, for signaling what is used when the second communication node sends data by Power Control
Power, and resource allocation signal is sent to second communication node.
When the system is applied to first method, comprising second communication node in difference in the Power Control signaling
The power used on frequency band；Or, further comprising resource allocation information, for notifying second communication node to send institute
State used resource during feedback information.
When the system is applied to first method, before the feedback information is sent, second communication node is further
For：
Transmission bandwidth demand signalling is asked to first communication node；Trigger first communication node and receive the band
It is that second communication node distributes resource and notifies second communication node after wide demand signalling；And/or,
First communication node, the pre-assigned money are fed back to described in being sent in pre-assigned resource
Source is to notify second communication node before first communication node sends the Power Control signaling.
When the system is applied to first method, first communication node of the feedback information is received, further
For distributing resource for second communication node.
When the system is applied to second method, second communication node of the Power Control signaling is not received,
It is further used for：
After the resource allocation signal that first communication node is sent is received, do not send any in the resource
Content；Or the maximum transmission power allowed with itself sends data in the resource；Or the transmitting to make an appointment
Power sends data in the resource；Or received according to before first communication node sends the Power Control signaling
To Power Control signaling indicated by power send data in the resource；Or send institute in first communication node
State on the basis of the power indicated by the Power Control signaling received before Power Control signaling one fixed value of increase and in institute
State and data are sent in resource.
When the system is applied to second method, second communication node of the Power Control signaling is not received,
It is further used for：Send feedback information gives first communication node in the resource indicated by the resource allocation signal, will
The situation for being not received by the Power Control signaling is notified to first communication node.
When the system is applied to second method, the first configured information, described first are included in the resource allocation signal
Communication node often sends a Power Control signaling to second communication node, and first configured information is just as known to both sides
Predetermined way change；Second communication node often receives the Power Control letter that first communication node is sent
Order, just updates the second stored configured information according to predetermined way known to both sides；
When second communication node is confirmed whether to receive the Power Control signaling, specifically for：
Second instruction that first configured information obtained by the resource allocation signal is stored with itself is believed
Breath is differed, then second communication node is thought itself to be not successfully receiving the work(that first communication node is sent
Rate control signaling；Otherwise, second communication node is thought itself to be successfully received the newest transmission of the first communication node
Power Control signaling.
When the system is applied to second method,
Described the of first configured information of first communication node storage and second communication node storage
The initial value of two configured informations is identical；
The Power Control signaling and the resource allocation signal it is separate or composition one mixing signaling, composition institute
Sent when stating mixing signaling by first communication node is unified.
The technical scheme described by the embodiment of the present invention, by reducing the complexity that power control techniques are realized, no matter
It is the inventive method or system, can reaches reduction terminal cost of implementation and power consumption while system service quality is ensured
Purpose, and the market competitiveness of associated communication system can be improved.
Brief description of the drawings
Fig. 1 is the communication node transmission power control flow chart of one embodiment of the invention；
Fig. 2 is the communication node transmission power control flow chart of another embodiment of the present invention.
Embodiment
In practical application, on the one hand, the first communication node signals the second communication node by Power Control and sent
The power used during data；The second communication node send feedback information of the Power Control signaling is received to described the
One communication node.
It should be noted that including the use second communication node on different frequency bands in the Power Control signaling
Power；Resource allocation information can also be included, for notifying second communication node to be made when sending the feedback information
Resource.
Also, before the feedback information is sent, second communication node can be asked to first communication node
Transmission bandwidth demand signalling；First communication node is received after the bandwidth request signaling, is second communication node point
With resource and notify second communication node.Second communication node can also send the feedback in pre-assigned resource
Information gives first communication node, and the pre-assigned resource is to send the Power Control in first communication node
Second communication node is notified before signaling.
In addition, money can be distributed for second communication node by receiving first communication node of the feedback information
Source.
In practical application, on the other hand, the first communication node can signal the second communication section by Power Control
Point sends the power used during data, can also send resource allocation signal to second communication node.
It should be noted that in the resource allocation signal include the first configured information, first communication node often to
Second communication node sends a Power Control signaling, and first configured information just send out as known to both sides by predetermined way
Changing；Second communication node often receives the Power Control signaling that first communication node is sent, can also be by
The second stored configured information is updated according to predetermined way known to both sides.Described the first of the first communication node storage refers to
The initial value for showing information and second configured information of second communication node storage is identical.
Also, if first configured information that is obtained by the resource allocation signal of second communication node with
Second configured information of itself storage is differed, then second communication node is thought itself to be not successfully receiving described
The Power Control signaling that first communication node is sent；Otherwise, second communication node is thought itself to be successfully received institute
State the Power Control signaling of the newest transmission of the first communication node.
In addition, second communication node for not receiving the Power Control signaling is receiving first communication node
After the resource allocation signal sent, any content is not sent in the resource；Or the maximum hair allowed with itself
Penetrate power and send data in the resource；Or data are sent in the resource with the transmission power made an appointment；Or
According to the power indicated by the Power Control signaling received before first communication node sends the Power Control signaling
Data are sent in the resource；Or the power received before first communication node sends the Power Control signaling
Increase a fixed value on the basis of power indicated by control signaling and send data in the resource.Also, do not receive
Second communication node to the Power Control signaling can be sent in the resource indicated by the resource allocation signal
First communication node is fed back to, the situation for being not received by the Power Control signaling is notified to described first to lead to
Believe node.
Further, the Power Control signaling and the resource allocation signal can be mixed and believed with separate or composition one
Order, is sent when constituting the mixing signaling by first communication node is unified.
During concrete application, Fig. 1 gives a kind of flow chart of communication node transmission power control method, specific steps bag
Include：
Step 102, the first communication node signals what is used when the second communication node sends data by Power Control
Power；
Step 104, the second communication node send feedback information of the Power Control signaling is received to described the
One communication node；
Step 106, alternatively, first communication node for receiving the feedback information is second communication node
Distribute resource.
Fig. 1 flow is further illustrated to embodiment 4 with reference to embodiment 1.
Embodiment 1
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data and send used in feedback signaling
Resource information.
Node-2 is received after the Power Control signaling, and the resource send feedback information distributed by it, will to Node-1
The situation for being properly received Power Control signaling is notified to Node-1.
Alternatively, the Node-1 for receiving the feedback signaling sends resource allocation signal to Node-2, to indicate Node-2
Send the resource used during data.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 2
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 is received after the Power Control signaling, to Node-1 transmission bandwidth demand signallings.
Node-1 is received after the bandwidth request signaling, is that Node-2 distributes resource and notified by resource allocation signal
Node-2。
The Node-2 of the resource allocation signal is received using the resource send feedback information of distribution to Node-1, by into
The situation of work(receiving power control signaling is notified to Node-1.
Alternatively, the Node-1 for receiving the feedback signaling sends resource allocation signal to Node-2, to indicate Node-2
Send the resource used during data.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 3
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 is received after the Power Control signaling, please by the bandwidth to Node-1 transmission bandwidth demand signallings
Signaling is asked to inform that Node-1 is successfully received the Power Control signaling by way of showing or be implicit.
Node-1 is received after the bandwidth request signaling, determines that Node-2 is successfully received the Power Control signaling.
Alternatively, the Node-1 for receiving the feedback signaling sends resource allocation signal to Node-2, to indicate Node-2
Send the resource used during data.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 4
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 is received after the Power Control signaling, by being the resource send feedback information of its distribution before Node-1
To Node-1, the situation for being properly received Power Control signaling is notified to Node-1.
Alternatively, it can be used before Node-1 for the resource that Node-2 is distributed with the competition of other nodes.
Alternatively, the Node-1 for receiving the feedback signaling sends resource allocation signal to Node-2, to indicate Node-2
Send the resource used during data.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Fig. 2 gives the flow chart of another communication node transmission power control method, and specific steps include：
Step 202, the first communication node signals what is used when the second communication node sends data by Power Control
Power；
Step 204, first communication node sends resource allocation signal to second communication node.
Fig. 2 flow is further illustrated to embodiment 11 with reference to embodiment 5.
Embodiment 5
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 does not receive the Power Control signaling.
Node-1 sends resource allocation signal to Node-2.
Node-2 does not send any data in the resource indicated by the resource allocation signal.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 6
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 does not receive the Power Control signaling.
Node-1 sends resource allocation signal to Node-2.
Node-2 sends data in the resource indicated by the resource allocation signal with the maximum transmission power of permission.
Alternatively, packet scheduling request containing the Power Control information of transmission；Node-1 is received after the data, weight
The Power Control signaling is newly sent to Node-2.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 7
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 does not receive the Power Control signaling.
Node-1 sends resource allocation signal to Node-2.
The work(that Node-2 is configured in the resource indicated by the resource allocation signal with make an appointment or standard default
Rate sends data.
Alternatively, packet scheduling request containing the Power Control information of transmission；Node-1 is received after the data, weight
The Power Control signaling is newly sent to Node-2.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 8
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 does not receive the Power Control signaling.
Node-1 sends resource allocation signal to Node-2.
The Power Control signaling that Node-2 is received in the resource indicated by the resource allocation signal before basis is indicated
Power send data.
Alternatively, packet scheduling request containing the Power Control information of transmission；Node-1 is received after the data, weight
The Power Control signaling is newly sent to Node-2.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 9
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Node-2 does not receive the Power Control signaling.
Node-1 sends resource allocation signal to Node-2.
In the resource indicated by the resource allocation signal, Node-2 is indicated in the Power Control signaling received before
Increase a fixed gain on power level to send data.
Alternatively, packet scheduling request containing the Power Control information of transmission；Node-1 is received after the data, weight
The Power Control signaling is newly sent to Node-2.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Embodiment 10
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Values of the Node-1 by the value of storage for N the first configured information is updated to (N+1).
Node-2 does not receive the Power Control signaling.
The second configured information that Node-2 continues to its storage is N.
Node-1 sends resource allocation signal to Node-2, and the first configured information is included in the resource allocation signal.
Node-2 is received after the resource allocation signal, it is found that first configured information is not equal to the second of itself storage
Configured information.
Alternatively, Node-2 does not send any content in the resource indicated by the resource allocation signal；Or with it
The maximum transmission power of permission sends data in the resource；Or sent out with the transmission power made an appointment in the resource
Send data；Or according to the power indicated by the Power Control signaling received before Node-1 sends the Power Control signaling
Data are sent in the resource；Or the Power Control signaling institute received before Node-1 sends the Power Control signaling
Increase a fixed value on the basis of the power of instruction to send data.
Alternatively, packet scheduling request containing the Power Control information of transmission；Node-1 is received after the data, weight
The Power Control signaling is newly sent to Node-2.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Alternatively, what is indicated in described Power Control signaling is the performance number updated.
It may be noted that the span of the first configured information or the second configured information can be fixed, for example maximum takes
It is worth for M, then when the first configured information or the second configured information value are M, the first configured information subsequently updated or the second finger
Show information value since initial value (such as 0 or 1).
Embodiment 11
First communication node Node-1 (such as base station) is to the second communication node Node-2 (such as terminal) transmit power control
Signaling processed, notifies the power that Node-2 is indicated using the Power Control signaling to send data.
Values of the Node-1 by the value of storage for N the first configured information is updated to (N+1).
Node-2 receives the Power Control signaling.
Values of the Node-2 by the value of storage for N the first configured information is updated to (N+1).
Node-1 sends resource allocation signal to Node-2, and the first configured information is included in the resource allocation signal.
Node-2 is received after the resource allocation signal, it is found that first configured information is equal to the second of itself storage and referred to
Show information.
Node-2 is using the power indicated in the Power Control signaling in the resource indicated by the resource allocation signal
Upper transmission data.
Alternatively, the Power Control signaling includes the transmission power information on one or more frequency bands or whole frequency band.
Alternatively, what is indicated in described Power Control signaling is the performance number updated.
It should be noted that the span of the first configured information or the second configured information can be fixed, such as most
Big value is M, then when the first configured information or the second configured information value are M, the first configured information for subsequently updating or the
Two configured information values are since initial value (such as 0 or 1).
The power control techniques that the communication node is used can be used for GSM (global system for mobile communications), CDMA2000
(CDMA 2000 system), CDMA EV-DO (CDMA Evolution-Data optimize system), WiMAX (Worldwide Interoperability for Microwave interconnection),
LTE (Long Term Evolution), WCDMA (broadband CDMA system), UMB (super mobile broadband), (wireless locals of IEEE 802.11
Net) etc. series standard.
As described above, the technical scheme described by the embodiment of the present invention, by reducing answering for power control techniques realization
Miscellaneous degree, either the inventive method or system, can reach that reduction terminal is realized while system service quality is ensured
The purpose of cost and power consumption, and the market competitiveness of associated communication system can be improved.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (15)
1. a kind of Poewr control method, it is characterised in that this method includes：
First communication node signals the power used when the second communication node sends data by Power Control；Receive institute
The second communication node send feedback information of Power Control signaling is stated to first communication node；Receive the feedback
First communication node of information is that second communication node distributes resource；Wherein, included in the Power Control signaling
The power used of second communication node on different frequency bands.
2. according to the method described in claim 1, it is characterised in that resource allocation is further included in the Power Control signaling
Information, used resource during for notifying that second communication node sends the feedback information.
3. method according to claim 1 or 2, it is characterised in that this method further comprises：
Before the feedback information is sent, second communication node is believed to first communication node request transmission bandwidth request
Order；First communication node is received after the bandwidth request signaling, is that second communication node distributes resource and notifies institute
State the second communication node；And/or,
Second communication node feeds back to first communication node described in being sent in pre-assigned resource, described advance
The resource of distribution is to notify second communication node before first communication node sends the Power Control signaling.
4. a kind of Poewr control method, it is characterised in that this method includes：
First communication node signals the power used when the second communication node sends data by Power Control；Described first
Communication node sends resource allocation signal to second communication node；Described the second of the Power Control signaling is not received
Communication node, is further used for：Send feedback information is led to described first in the resource indicated by the resource allocation signal
Believe node, the situation for being not received by the Power Control signaling is notified to first communication node；Wherein, the power
The power used second communication node on different frequency bands is included in control signaling.
5. method according to claim 4, it is characterised in that this method further comprises：
Second communication node for not receiving the Power Control signaling is receiving the institute that first communication node is sent
State after resource allocation signal, any content is not sent in the resource；Or the maximum transmission power allowed with itself exists
Data are sent in the resource；Or data are sent in the resource with the transmission power made an appointment；Or according to institute
The power indicated by the Power Control signaling received before the first communication node transmission Power Control signaling is stated in the money
Data are sent on source；Or the Power Control signaling received before first communication node sends the Power Control signaling
Increase a fixed value on the basis of indicated power and send data in the resource.
6. the method according to claim 4 or 5, it is characterised in that indicate letter comprising first in the resource allocation signal
Breath, first communication node often sends a Power Control signaling, first configured information to second communication node
Just predetermined way changes as known to both sides；Second communication node often receives one that first communication node is sent
Secondary Power Control signaling, just updates the second stored configured information according to predetermined way known to both sides；
Confirm that the method whether second communication node receives the Power Control signaling is：
The institute that first configured information that second communication node is obtained by the resource allocation signal is stored with itself
State the second configured information to differ, then second communication node is thought itself to be not successfully receiving first communication node
The Power Control signaling sent；Otherwise, second communication node is thought itself to be successfully received first communication section
The Power Control signaling of the newest transmission of point.
7. method according to claim 6, it is characterised in that
First configured information of the first communication node storage and described the second of second communication node storage refer to
The initial value for showing information is identical；
The Power Control signaling and resource allocation signal is separate or one mixing signaling of composition, it is described mixed constituting
Sent during with signaling by first communication node is unified.
8. a kind of power control system, it is characterised in that the system includes the first communication node, the second communication node；Wherein,
When the system is applied to first method,
First communication node, for signaling the work(used when the second communication node sends data by Power Control
Rate；
Second communication node of the Power Control signaling is received, first communication section is given for send feedback information
Point；
Receive first communication node of the feedback information and distribute resource for second communication node；
When the system is applied to second method,
First communication node, for signaling the work(used when the second communication node sends data by Power Control
Rate, and resource allocation signal is sent to second communication node；
Second communication node of the Power Control signaling is not received, is further used for：In the resource allocation signal
Send feedback information gives first communication node in indicated resource, will be not received by the feelings of the Power Control signaling
Condition is notified to first communication node；
Wherein, the power used second communication node on different frequency bands is included in the Power Control signaling.
9. system according to claim 8, it is characterised in that when the system is applied to first method, the power control
Resource allocation information is further included in signaling processed, for notifying second communication node to be made when sending the feedback information
Resource.
10. system according to claim 8 or claim 9, it is characterised in that when the system is applied to first method, is sending
Before the feedback information, second communication node is further used for：
Transmission bandwidth demand signalling is asked to first communication node；Trigger first communication node receive the bandwidth please
Ask after signaling, be that second communication node distributes resource and notifies second communication node；And/or,
First communication node is fed back to described in being sent in pre-assigned resource, the pre-assigned resource is
Second communication node is notified before first communication node sends the Power Control signaling.
11. system according to claim 8 or claim 9, it is characterised in that when the system is applied to first method, receive
First communication node of the feedback information, is further used for distributing resource for second communication node.
12. system according to claim 8, it is characterised in that when the system is applied to second method, do not receive institute
Second communication node of Power Control signaling is stated, is further used for：
After the resource allocation signal that first communication node is sent is received, do not sent in the resource in any
Hold；Or the maximum transmission power allowed with itself sends data in the resource；Or the transmitting work(to make an appointment
Rate sends data in the resource；Or received according to before first communication node sends the Power Control signaling
Power Control signaling indicated by power send data in the resource；Or send described in first communication node
Increase a fixed value on the basis of the power indicated by Power Control signaling received before Power Control signaling and described
Data are sent in resource.
13. system according to claim 12, it is characterised in that when the system is applied to second method, do not receive
Second communication node of the Power Control signaling, is further used for：In the resource indicated by the resource allocation signal
Upper send feedback information gives first communication node, and the situation for being not received by the Power Control signaling is notified to described
First communication node.
14. the system according to claim 12 or 13, it is characterised in that described when the system is applied to second method
The first configured information is included in resource allocation signal, first communication node often sends a work(to second communication node
Rate control signaling, just predetermined way changes first configured information as known to both sides；Second communication node is every
The Power Control signaling that first communication node is sent is received, just updates and is stored according to predetermined way known to both sides
The second configured information；
When second communication node is confirmed whether to receive the Power Control signaling, specifically for：
Second configured information that first configured information obtained by the resource allocation signal is stored with itself is not
Identical, then second communication node is thought itself to be not successfully receiving the power control that first communication node is sent
Signaling processed；Otherwise, second communication node is thought itself to be successfully received the power of the newest transmission of the first communication node
Control signaling.
15. system according to claim 14, it is characterised in that when the system is applied to second method,
First configured information of the first communication node storage and described the second of second communication node storage refer to
The initial value for showing information is identical；
The Power Control signaling and resource allocation signal is separate or one mixing signaling of composition, it is described mixed constituting
Sent during with signaling by first communication node is unified.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110095635.0A CN102740421B (en) | 2011-04-15 | 2011-04-15 | A kind of Poewr control method and system |
| PCT/CN2011/082883 WO2012139386A1 (en) | 2011-04-15 | 2011-11-24 | Method and system for power control |
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| CN201110095635.0A CN102740421B (en) | 2011-04-15 | 2011-04-15 | A kind of Poewr control method and system |
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| CN102740421A CN102740421A (en) | 2012-10-17 |
| CN102740421B true CN102740421B (en) | 2017-10-27 |
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| EP3512261B1 (en) | 2016-09-29 | 2021-06-02 | Huawei Technologies Co., Ltd. | Data sending method and apparatus |
| CN112436931B (en) * | 2020-11-24 | 2023-11-21 | 北京中航通用科技有限公司 | Data communication method and device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101039238A (en) * | 2006-03-16 | 2007-09-19 | 日本电气株式会社 | Radio communication system, radio communication device and radio communication method |
| CN101729104A (en) * | 2008-10-31 | 2010-06-09 | 中兴通讯股份有限公司 | Method and system for controlling uplink transmitting power as well as base station |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029074A (en) * | 1997-05-02 | 2000-02-22 | Ericsson, Inc. | Hand-held cellular telephone with power management features |
| EP1768435A4 (en) * | 2004-06-17 | 2013-01-09 | Ntt Docomo Inc | Transfer rate control method, transmission power control method, transmission power ratio control method, mobile communication system, mobile station, and radio base station |
| US7957757B2 (en) * | 2007-07-05 | 2011-06-07 | Qualcomm Incorporated | Open loop power offset update |
| CN102014468B (en) * | 2009-09-28 | 2014-04-02 | 电信科学技术研究院 | Power control method and apparatus for channel information feedback |
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2011
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- 2011-11-24 WO PCT/CN2011/082883 patent/WO2012139386A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101039238A (en) * | 2006-03-16 | 2007-09-19 | 日本电气株式会社 | Radio communication system, radio communication device and radio communication method |
| CN101729104A (en) * | 2008-10-31 | 2010-06-09 | 中兴通讯股份有限公司 | Method and system for controlling uplink transmitting power as well as base station |
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| WO2012139386A1 (en) | 2012-10-18 |
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