CN105101375A - Uplink data transmission method, device and terminal - Google Patents
Uplink data transmission method, device and terminal Download PDFInfo
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- CN105101375A CN105101375A CN201410220218.8A CN201410220218A CN105101375A CN 105101375 A CN105101375 A CN 105101375A CN 201410220218 A CN201410220218 A CN 201410220218A CN 105101375 A CN105101375 A CN 105101375A
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- upstream data
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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
- H04W52/06—TPC algorithms
- H04W52/14—Separate analysis of uplink or downlink
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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
- H04W52/30—TPC using constraints in the total amount of available transmission power
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Abstract
The invention discloses an uplink data transmission method, device and terminal. The uplink data transmission method comprises steps: when power determination by a terminal is limited, uplink data is sent according to a preset strategy, and the preset strategy is a strategy which can lower the self power of the uplink data.
Description
Technical field
The present invention relates to data transmission technology, be specifically related to a kind of uplink data transmission method, device and terminal.
Background technology
In the data transmission procedure of the up link of terminal to base station, described terminal carries out transfer of data according to the pre-configured modulation coding mode in base station and resource distribution mode.When total transmitting power of up transmitting data exceedes maximum linear power (i.e. the power limited) that power amplifier can support, in order to make data undistorted, then need to carry out power extraction to all up transmitting datas, ensure the maximum linear power that total transmitting power of up transmitting data is no more than power amplifier and can supports.Power extraction described here refers to cuts down the power of transmitting data, and concrete power extraction mode comprises: the power extraction of equal proportion, the power extraction of inequality proportion and the power extraction according to data priority.But power extraction can have a strong impact on the quality of transfer of data, there is the error rate significantly after causing base station to receive data, may data re-transmission be caused further.
Summary of the invention
For solving the technical problem of existing existence, the embodiment of the present invention provides a kind of uplink data transmission method, device and terminal, can meet uplink power control requirement when not carrying out power extraction.
For achieving the above object, the technical scheme of the embodiment of the present invention is achieved in that
Embodiments provide a kind of uplink data transmission method, described method comprises:
During terminal determination power limited, send upstream data by preset strategy;
Wherein, described preset strategy is to reduce the strategy of described upstream data own power.
In such scheme, described preset strategy is: the modulating-coding grade reducing upstream data; Described by preset strategy transmission upstream data, comprising:
Reduce the modulating-coding grade of described upstream data, send the upstream data after reducing modulating-coding grade.
In such scheme, described preset strategy is: the resource allocation information reducing described upstream data; Described by preset strategy transmission upstream data, comprising:
Reduce the resource allocation information of described upstream data, send the upstream data after reducing resource allocation information.
In such scheme, described preset strategy is: the resource allocation information reducing described upstream data, and reduces the modulating-coding grade of described upstream data; Described by preset strategy transmission upstream data, comprising:
Reduce the resource allocation information of described upstream data, and reduce the modulating-coding grade of described upstream data;
Send and reduce resource allocation information and upstream data after reducing modulating-coding grade.
In such scheme, the described upstream data of transmission comprises control information; Described control information comprises power limited information; Described control information also comprise following information one of at least: modulating-coding class information, resource allocation information.
The embodiment of the present invention additionally provides a kind of transmitting uplink data device, and described device comprises: determining unit and transmitting element; Wherein,
Described determining unit, for determining that whether power is limited, obtaining determination result, described determination result is sent to described transmitting element;
Described transmitting element, for when the determination result that described determining unit sends is power limited, sends upstream data by preset strategy; Wherein, described preset strategy is to reduce the strategy of described upstream data own power.
In such scheme, described preset strategy is: the modulating-coding grade reducing upstream data; Described device also comprises modulating-coding unit;
Described modulating-coding unit, for reducing the modulating-coding grade of described upstream data, is sent to described transmitting element by the upstream data after reducing modulating-coding grade;
Described transmitting element, for sending the upstream data that described modulating-coding unit sends.
In such scheme, described preset strategy is: the resource allocation information reducing described upstream data; Described device also comprises resource allocation unit;
Described resource allocation unit, for reducing the resource allocation information of described upstream data, is sent to described transmitting element by the upstream data after reducing resource allocation information;
Described transmitting element, for sending the upstream data that described resource allocation unit sends.
In such scheme, described preset strategy is: the resource allocation information reducing described upstream data, and reduces the modulating-coding grade of described upstream data; Described device also comprises: modulating-coding unit and resource allocation unit;
Described modulating-coding unit, for reducing the modulating-coding grade of described upstream data, is sent to described resource allocation unit by the upstream data after reducing modulating-coding grade;
Described resource allocation unit, for reducing the resource allocation information of the upstream data that described modulating-coding unit sends, is sent to described transmitting element by the upstream data after reducing resource allocation information;
Described transmitting element, for sending the upstream data that described resource allocation unit sends.
In such scheme, the described upstream data of transmission comprises control information; Described control information comprises power limited information; Described control information also comprise following information one of at least: modulating-coding class information, resource allocation information.
The embodiment of the present invention additionally provides a kind of terminal, and described terminal comprises the transmitting uplink data device described in the embodiment of the present invention.
The uplink data transmission method that the embodiment of the present invention provides, device and terminal, when terminal determination power limited, send upstream data by preset strategy; Described preset strategy is: the modulating-coding grade reducing upstream data to be sent.So, when terminal power is limited, do not carry out power extraction, the transmitting power of upstream data is reduced by the modulating-coding grade reducing upstream data, avoid the situation of power limited on the one hand, reduce the error rate because power extraction causes on the other hand, substantially increase the transmission quality of upstream data.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the uplink data transmission method of the embodiment of the present invention;
Fig. 2 is the data structure schematic diagram in the embodiment of the present invention;
Fig. 3 is the schematic flow sheet of the uplink data transmission method example one of the embodiment of the present invention;
Fig. 4 is the schematic flow sheet of the uplink data transmission method example two of the embodiment of the present invention;
Fig. 5 is the schematic flow sheet of the uplink data transmission method example three of the embodiment of the present invention;
Fig. 6 is the composition structural representation of the transmitting uplink data device of the embodiment of the present invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, the present invention is further detailed explanation.
Embodiments provide a kind of uplink data transmission method; Be applied in terminal; Fig. 1 is the schematic flow sheet of the uplink data transmission method of the embodiment of the present invention; As shown in Figure 1, described uplink data transmission method comprises:
Step 101: terminal determination power limited.
Here, described terminal determination power limited, comprise: described terminal carries out power calculation to sent data, judge the maximum linear power that the power amplifier whether gross power of described data to be sent is greater than described terminal can be supported, obtain judged result; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is greater than described terminal can be supported, determine power limited; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is not more than described terminal can be supported, determine that power is not limited.
Step 102: send upstream data by preset strategy; Wherein, described preset strategy is to reduce the strategy of described upstream data own power.
Preset strategy described in the embodiment of the present invention is to reduce the strategy of described upstream data own power, such as, reduce the modulating-coding grade of upstream data and/or reduce the resource allocation information of described upstream data; Wherein, the modulating-coding grade of the described upstream data of described reduction is the pre-configured modulating-coding grade of described terminal to make the modulating-coding grade of described upstream data lower than base station; The resource allocation information of the described upstream data of described minimizing is the pre-configured resource allocation information of described terminal to make the resource allocation information of described upstream data lower than base station.
Concrete, the described upstream data that described terminal sends, except original business information, also comprises control information; Described control information comprises power limited information; Described control information also comprise following information one of at least: modulating-coding class information, resource allocation information.
Wherein, described business information is the business information of described terminal whole business information to be sent or part;
Whether described power limited information is limited for characterizing described terminal power, and namely whether total transmitting power of described terminal data to be sent exceedes the maximum linear power that power amplifier can be supported;
The modulating-coding grade that described modulating-coding class information uses for characterizing data to be sent; When terminal power described in described power limited information representation is by limited time, described modulating-coding grade is the modulating-coding grade of described terminal distribution lower than described base station;
Described resource allocation information for characterize described terminal data to be sent shared by resource location; When terminal power described in described power limited information representation is by limited time, the subset of to be described base station the be resource of described terminal distribution of the resource location shared by described data to be sent; When terminal power described in described power limited information representation is by limited time, the complete or collected works of to be described base station the be resource of described terminal distribution of the resource location shared by described data to be sent.
Concrete, Fig. 2 is the data structure schematic diagram in the embodiment of the present invention; As shown in Figure 2, described power limited information represents by power limited mark, such as, when described power limited is designated " 0 ", characterizes described terminal power not limited; When described power limited is designated " 1 ", characterize described terminal power limited; Certainly, can be set to, when described power limited is designated " 0 ", characterize described terminal power limited; When described power limited is designated " 1 ", characterize described terminal power not limited, specifically can be preset by described terminal and base station side.
Described modulating-coding class information represents by the coded modulation rank field in Fig. 2; Described resource allocation information represents by the resource allocation information field in Fig. 2; Concrete, the binary coding representation pre-set by described terminal and base station side.Such as, when described coded modulation rank field is 001, corresponding described modulating-coding grade is secondary; When described coded modulation rank field is 010, corresponding described modulating-coding grade is three grades.Again such as, when described resource allocation information field is 1111, the complete or collected works of corresponding described resource allocation information to be base station the be resource of described terminal distribution, when described resource allocation information field is 1000, percent X of corresponding described resource allocation information to be base station the be resource of described terminal distribution (X be less than 100 integer), wherein, above-mentioned binary coding and corresponding modulating-coding class information, and binary coding can be consulted to set by described terminal and described base station with corresponding resource allocation information in advance; The binary coding of described resource allocation information field and base station are that the percentage of the resource of described terminal distribution also can be consulted to set by described terminal and described base station in advance.
Here, confirmation response (ACK shown in Fig. 2, Acknowledgement)/negative response (NACK, and CQI (CQI NegativeAcknowledgement), ChannelQualityIndicator) information is original field in data structure, repeats no more here.
Further, after base station receives the data of described terminal transmission, according to the power limited information acquisition in the control information in described data, data whether can be subject to power limited impact; The modulation coding mode of described data is obtained according to the modulating-coding class information in described control information; The resource occupation scheme of described data is obtained according to the resource allocation information in described control information.
Below by way of concrete example, the embodiment of the present invention is described in further detail.
Example one
This example is that the modulating-coding grade reducing upstream data is described in detail for example with preset strategy.Fig. 3 is the schematic flow sheet of the uplink data transmission method example one of the embodiment of the present invention; As shown in Figure 3, described method comprises:
Step 301: terminal calculates the gross power of data to be sent.
Step 302: judge that whether power is limited, when the result judged is as being, performs step 304; When the result judged is no, perform step 303.
Here, describedly judge that whether power is limited and comprise: judge the maximum linear power that the power amplifier whether gross power of described data to be sent is greater than described terminal can be supported, obtain judged result; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is greater than described terminal can be supported, determine power limited; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is not more than described terminal can be supported, determine that power is not limited.
Step 303: by presetting modulating-coding grade and Resource Allocation Formula transmission data.
Here, when described judged result be power by limited time, be that the pre-configured modulating-coding grade of described terminal and Resource Allocation Formula send data by base station.
Step 304: the modulating-coding grade reducing data to be sent.
Here, when described judged result is power limited, reducing the modulating-coding grade of described data to be sent, is the modulating-coding grade of described terminal distribution to make described modulating-coding grade lower than described base station; By reducing the modulating-coding grade of described data to be sent, thus changing the coded system of described data to be sent, reducing the transmitting power of described data to be sent.
Concrete, described coded system is spendable all data coding mode in transmitting uplink data process; Different modulating-coding grades may correspond to different data coding mode, the transmitting power of the data after the data coding mode coding adopting high debugging encoding levels corresponding is high, accordingly, the transmitting power of the data after the data coding mode coding adopting low debugging encoding levels corresponding is low.
Step 305: the gross power calculating the data to be sent after reducing modulating-coding grade.
Step 306: judge that whether power is limited, when the result judged is as being, returns and performing step 304 to step 306; When the result judged is no, perform step 307.
Here, describedly judge that whether power is limited and comprise: judge to obtain judged result by the maximum linear power that the power amplifier whether gross power of the data to be sent after reducing modulating-coding grade is greater than described terminal can be supported; When the maximum linear power that the power amplifier that the gross power that described judged result is data to be sent after described reduction modulating-coding grade is greater than described terminal can be supported, determine power limited; When the maximum linear power that the power amplifier that the gross power that described judged result is data to be sent after described reduction modulating-coding grade is not more than described terminal can be supported, determine that power is not limited.
Step 307: add the control information in data, sends the data after reducing modulating-coding grade.
Here, according to the power of the present embodiment, limited situation and modulating-coding grade fill control information to described terminal.Described control information can comprise: power limited information and modulating-coding class information; In a particular application, described power limited information can be realized by the power limited mark shown in Fig. 2; Such as when described power limited mark is set to " 0 ", characterize described terminal power not limited; When described power limited mark is set to " 1 ", characterize described terminal power limited; Certainly, can be set to, when described power limited is designated " 0 ", characterize described terminal power limited; When described power limited is designated " 1 ", characterize described terminal power not limited, specifically can be preset by described terminal and base station side.Described modulating-coding class information represents by the coded modulation rank field shown in Fig. 2; Concrete code modulation mode is code modulation mode corresponding to the binary coding in described coded modulation rank field; Described binary coding can be consulted to set by described terminal and described base station with corresponding modulating-coding class information in advance.
Described control information also can comprise: power limited information, modulating-coding class information and resource allocation information; Wherein, the specific descriptions of described power limited information and described modulating-coding class information are described above; Described resource allocation information is by resource allocation information field as shown in Figure 2, such as, when described resource allocation information field is 1111, the complete or collected works of corresponding described resource allocation information to be base station the be resource of described terminal distribution, when described resource allocation information field is 1000, percent X of corresponding described resource allocation information to be base station the be resource of described terminal distribution; Wherein, described binary coding can be consulted to set by described terminal and described base station with corresponding resource allocation information in advance; The binary coding of described resource allocation information field and base station are that the percentage of the resource of described terminal distribution also can be consulted to set by described terminal and described base station in advance.In the present embodiment, it is the pre-configured Resource Allocation Formula of described terminal that described resource allocation information is base station, characterizes the complete or collected works that base station is the resource of described terminal distribution.
Example two
This example for preset strategy for the resource allocation information reducing described upstream data is described in detail.Fig. 4 is the schematic flow sheet of the uplink data transmission method example two of the embodiment of the present invention; As shown in Figure 4, described method comprises:
Step 401: terminal calculates the gross power of data to be sent.
Step 402: judge that whether power is limited, when the result judged is as being, performs step 404; When the result judged is no, perform step 403.
Here, describedly judge that whether power is limited and comprise: judge the maximum linear power that the power amplifier whether gross power of described data to be sent is greater than described terminal can be supported, obtain judged result; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is greater than described terminal can be supported, determine power limited; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is not more than described terminal can be supported, determine that power is not limited.
Step 403: by presetting modulating-coding grade and Resource Allocation Formula transmission data.
Here, when described judged result be power by limited time, be that the pre-configured modulating-coding grade of described terminal and Resource Allocation Formula send data by base station.
Step 404: the resource allocation information reducing data to be sent.
Here, when described judged result is power limited, reducing the resource allocation information of described data to be sent, is the resource allocation information of described terminal distribution to make described resource allocation information lower than described base station; By reducing the resource allocation information of described data to be sent, thus reduce the transmitting power of described data to be sent.
Concrete, be that the pre-configured resource of terminal is as complete or collected works using base station, then the resource allocation information of described minimizing data to be sent be using described base station be described pre-configured resource percent X (X be less than 100 integer) as the resource of described data to be sent, then the subset of percent X of described pre-configured resource to be described base station the be resource of described terminal distribution.
Step 405: the gross power calculating the data to be sent after reducing resource allocation information.
Step 406: judge that whether power is limited, when the result judged is as being, returns and performing step 404 to step 406; When the result judged is no, perform step 407.
Here, describedly judge that whether power is limited and comprise: judge to obtain judged result by the maximum linear power that the power amplifier whether gross power of the data to be sent after reducing resource allocation information is greater than described terminal can be supported; When the maximum linear power that the power amplifier that the gross power that described judged result is data to be sent after described minimizing resource allocation information is greater than described terminal can be supported, determine power limited; When the maximum linear power that the power amplifier that the gross power that described judged result is data to be sent after described minimizing resource allocation information is not more than described terminal can be supported, determine that power is not limited.
Step 407: add the control information in data, sends the data after reducing resource allocation information.
Here, according to the power of the present embodiment, limited situation and resource allocation conditions fill control information to described terminal.Described control information can comprise: power limited information and resource allocation information; In a particular application, described power limited information can be realized by the power limited mark shown in Fig. 2; Such as when described power limited mark is set to " 0 ", characterize described terminal power not limited; When described power limited mark is set to " 1 ", characterize described terminal power limited; Certainly, can be set to, when described power limited is designated " 0 ", characterize described terminal power limited; When described power limited mark is set to " 1 ", characterizes described terminal power not limited, specifically can be preset by described terminal and base station side.Described resource allocation information realizes by resource allocation information field as shown in Figure 2, such as, when described resource allocation information field is 1111, the complete or collected works of corresponding described resource allocation information to be base station the be resource of described terminal distribution, when described resource allocation information field is 1000, percent X of corresponding described resource allocation information to be base station the be resource of described terminal distribution (X be less than 100 integer); Wherein, described binary coding can be consulted to set by described terminal and described base station with corresponding resource allocation information in advance; The binary coding of described resource allocation information field and base station are that the percentage of the resource of described terminal distribution also can be consulted to set by described terminal and described base station in advance.In the present embodiment, described resource allocation information be percent X that base station is the pre-configured resource of described terminal (X be less than 100 integer), characterize the subset that base station is the resource of described terminal distribution.
Described control information also can comprise: power limited information, modulating-coding class information and resource allocation information; Wherein, the specific descriptions of described power limited information and described resource allocation information are described above; Described modulating-coding class information represents by the coded modulation rank field shown in Fig. 2; Concrete code modulation mode is code modulation mode corresponding to the binary coding in described coded modulation rank field; Described binary coding can be consulted to set by described terminal and described base station with corresponding modulating-coding class information in advance.In the present embodiment, the modulating-coding grade of the modulating-coding grade that described modulating-coding class information characterizes to be base station be described terminal distribution.
Example three
This example is with preset strategy for reducing the resource allocation information of described upstream data, and the modulating-coding grade reducing described upstream data is example is described in detail.Fig. 5 is the schematic flow sheet of the uplink data transmission method example three of the embodiment of the present invention; As shown in Figure 5, described method comprises:
Step 501: terminal calculates the gross power of data to be sent.
Step 502: judge that whether power is limited, when the result judged is as being, performs step 504; When the result judged is no, perform step 503.
Here, describedly judge that whether power is limited and comprise: judge the maximum linear power that the power amplifier whether gross power of described data to be sent is greater than described terminal can be supported, obtain judged result; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is greater than described terminal can be supported, determine power limited; When the maximum linear power that the power amplifier that the gross power that described judged result is described data to be sent is not more than described terminal can be supported, determine that power is not limited.
Step 503: by presetting modulating-coding grade and Resource Allocation Formula transmission data.
Here, when described judged result be power by limited time, be that the pre-configured modulating-coding grade of described terminal and Resource Allocation Formula send data by base station.
Step 504: the modulating-coding grade reducing data to be sent, and reduce the resource allocation information of data to be sent.
Here, when described judged result is power limited, reducing the modulating-coding grade of described data to be sent, reduce the resource allocation information of described data to be sent, is the modulating-coding grade of described terminal distribution to make described modulating-coding grade lower than described base station; By reducing the modulating-coding grade of described data to be sent, thus changing the coded system of described data to be sent, reducing the transmitting power of described data to be sent; And reducing the resource allocation information of described data to be sent, is the resource allocation information of described terminal distribution to make described resource allocation information lower than described base station; By reducing the resource allocation information of described data to be sent, thus reduce the transmitting power of described data to be sent.Wherein, the modulating-coding grade of described reduction data to be sent and the resource allocation information of described minimizing data to be sent there is no sequencing, also first can reduce the resource allocation information of data to be sent, then reduce the modulating-coding grade of data to be sent.
Concrete, described coded system is spendable all data coding mode in transmitting uplink data process; Different modulating-coding grades may correspond to different data coding mode, the transmitting power of the data after the data coding mode coding adopting high debugging encoding levels corresponding is high, accordingly, the transmitting power of the data after the data coding mode coding adopting low debugging encoding levels corresponding is low.
Concrete, be that the pre-configured resource of terminal is as complete or collected works using base station, then the resource allocation information of described minimizing data to be sent be using described base station be described pre-configured resource percent X (X be less than 100 integer) as the resource of described data to be sent, then the subset of percent X of described pre-configured resource to be described base station the be resource of described terminal distribution.
Step 505: calculate the gross power reducing modulating-coding grade and data to be sent after reducing resource allocation information.
Step 506: judge that whether power is limited, when the result judged is as being, returns and performing step 504 to step 506; When the result judged is no, perform step 507.
Here, describedly judge that whether power is limited and comprise: judge to reduce modulating-coding grade and the maximum linear power that can support of the power amplifier whether gross power of data to be sent after reducing resource allocation information is greater than described terminal, obtain judged result; When described judged result be described reduction modulating-coding grade and the power amplifier that the gross power of data to be sent after reducing resource allocation information is greater than described terminal can support maximum linear power time, determine power limited; When described judged result be described reduction modulating-coding grade and the power amplifier that the gross power of data to be sent after reducing resource allocation information is not more than described terminal can support maximum linear power time, determine that power is not limited.
Step 507: add the control information in data, sends and reduces modulating-coding grade and data after reducing resource allocation information.
Here, according to the power of the present embodiment, whether limited situation, modulating-coding grade and resource allocation conditions fill control information to described terminal.Described control information can comprise: power limited information, modulating-coding class information and resource allocation information; In a particular application, described power limited information can be realized by the power limited mark shown in Fig. 2; Such as when described power limited mark is set to " 0 ", characterize described terminal power not limited; When described power limited mark is set to " 1 ", characterize described terminal power limited; Certainly, can be set to, when described power limited is designated " 0 ", characterize described terminal power limited; When described power limited mark is set to " 1 ", characterizes described terminal power not limited, specifically can be preset by described terminal and base station side.
Described modulating-coding class information represents by the coded modulation rank field shown in Fig. 2; Concrete code modulation mode is code modulation mode corresponding to the binary coding in described coded modulation rank field; Described binary coding can be consulted to set by described terminal and described base station with corresponding modulating-coding class information in advance.
Described resource allocation information realizes by resource allocation information field as shown in Figure 2, such as, when described resource allocation information field is 1111, the complete or collected works of corresponding described resource allocation information to be base station the be resource of described terminal distribution, when described resource allocation information field is 1000, percent X of corresponding described resource allocation information to be base station the be resource of described terminal distribution (X be less than 100 integer); Wherein, described binary coding can be consulted to set by described terminal and described base station with corresponding resource allocation information in advance; The binary coding of described resource allocation information field and base station are that the percentage of the resource of described terminal distribution also can be consulted to set by described terminal and described base station in advance.In the present embodiment, described resource allocation information be percent X that base station is the pre-configured resource of described terminal (X be less than 100 integer), characterize the subset that base station is the resource of described terminal distribution.
The embodiment of the present invention additionally provides a kind of transmitting uplink data device, and Fig. 6 is the composition structural representation of the transmitting uplink data device of the embodiment of the present invention, and as shown in Figure 6, described device comprises: determining unit 61 and transmitting element 62; Wherein,
Described determining unit 61, for determining that whether power is limited, obtaining determination result, described determination result is sent to described transmitting element 62;
Described transmitting element 62, for when the determination result that described determining unit 61 sends is power limited, sends upstream data by preset strategy; Wherein, described preset strategy is to reduce the strategy of described upstream data own power.
Preferably, described preset strategy is: the modulating-coding grade reducing upstream data;
Described device also comprises modulating-coding unit 63;
Described modulating-coding unit 63, for reducing the modulating-coding grade of described upstream data, is sent to described transmitting element 62 by the upstream data after reducing modulating-coding grade;
Described transmitting element 62, for sending the upstream data that described modulating-coding unit 63 sends.
Preferably, described preset strategy is: the resource allocation information reducing described upstream data;
Described device also comprises resource allocation unit 64;
Described resource allocation unit 64, for reducing the resource allocation information of described upstream data, is sent to described transmitting element 64 by the upstream data after reducing resource allocation information;
Described transmitting element 62, for sending the upstream data that described resource allocation unit 64 sends.
Preferably, described preset strategy is: the resource allocation information reducing described upstream data, and reduces the modulating-coding grade of described upstream data;
Described device also comprises: modulating-coding unit 63 and resource allocation unit 64;
Described modulating-coding unit 63, for reducing the modulating-coding grade of described upstream data, is sent to described resource allocation unit 64 by the upstream data after reducing modulating-coding grade;
Described resource allocation unit 64, for reducing the resource allocation information of the upstream data that described modulating-coding unit 63 sends, is sent to described transmitting element 62 by the upstream data after reducing resource allocation information;
Described transmitting element 62, for sending the upstream data that described resource allocation unit 64 sends.
Here, described modulating-coding unit 63 reduces the resource allocation information that the modulating-coding grade of described upstream data and described resource allocation unit reduce described upstream data and there is no sequencing, can the modulating-coding grade first being reduced described upstream data by described modulating-coding unit 63 as described in the embodiment, the resource allocation information of the upstream data that described modulating-coding unit 63 sends is reduced afterwards by described resource allocation unit 64; Also first can be reduced the resource allocation information of described upstream data by described resource allocation unit 64, then reduce the modulating-coding grade of the upstream data that described resource allocation unit 64 sends by described modulating-coding unit 63.
Wherein, the described upstream data of transmission comprises control information; Described control information comprises power limited information; Described control information also comprise following information one of at least: modulating-coding class information, resource allocation information.
Those skilled in the art are to be understood that, the function of each processing unit in the transmitting uplink data device of the embodiment of the present invention, can refer to the associated description of aforementioned instant uplink data transmission method and understand, each processing unit in the instant transmitting uplink data device of the embodiment of the present invention, realizing by realizing the analog circuit of the function described in the embodiment of the present invention, also can be realized by the operation of the software of the function of execution described in the embodiment of the present invention on intelligent terminal.
Wherein, described transmitting uplink data device in actual applications, realizes by terminal equipment; Determining unit 61 in described transmitting uplink data device and resource allocation unit 64 are in actual applications, all can by the central processing unit (CPU in described device, CentralProcessingUnit), digital signal processor (DSP, DigitalSignalProcessor) or programmable gate array (FPGA, Field-ProgrammableGateArray) realize; Transmitting element 62 in described transmitting uplink data device in actual applications, realizes by the transceiver in described device or transceiver; Modulating-coding unit 63 in described transmitting uplink data device in actual applications, can be realized by the modulating coder in described device.
The embodiment of the present invention additionally provides a kind of terminal, and described terminal comprises transmitting uplink data device as shown in Figure 6, and as shown in Figure 6, described terminal comprises: determining unit 61 and transmitting element 62; Wherein,
Described determining unit 61, for determining that whether power is limited, obtaining determination result, described determination result is sent to described transmitting element 62;
Described transmitting element 62, for when the determination result that described determining unit 61 sends is power limited, sends upstream data by preset strategy; Wherein, described preset strategy is to reduce the strategy of described upstream data own power.
Preferably, described preset strategy is: the modulating-coding grade reducing upstream data;
Described terminal also comprises modulating-coding unit 63;
Described modulating-coding unit 63, for reducing the modulating-coding grade of described upstream data, is sent to described transmitting element 62 by the upstream data after reducing modulating-coding grade;
Described transmitting element 62, for sending the upstream data that described modulating-coding unit 63 sends.
Preferably, described preset strategy is: the resource allocation information reducing described upstream data;
Described terminal also comprises resource allocation unit 64;
Described resource allocation unit 64, for reducing the resource allocation information of described upstream data, is sent to described transmitting element 64 by the upstream data after reducing resource allocation information;
Described transmitting element 62, for sending the upstream data that described resource allocation unit 64 sends.
Preferably, described preset strategy is: the resource allocation information reducing described upstream data, and reduces the modulating-coding grade of described upstream data;
Described terminal also comprises: modulating-coding unit 63 and resource allocation unit 64;
Described modulating-coding unit 63, for reducing the modulating-coding grade of described upstream data, is sent to described resource allocation unit 64 by the upstream data after reducing modulating-coding grade;
Described resource allocation unit 64, for reducing the resource allocation information of the upstream data that described modulating-coding unit 63 sends, is sent to described transmitting element 62 by the upstream data after reducing resource allocation information;
Described transmitting element 62, for sending the upstream data that described resource allocation unit 64 sends.
Wherein, the described upstream data of transmission comprises control information; Described control information comprises power limited information; Described control information also comprise following information one of at least: modulating-coding class information, resource allocation information.
Those skilled in the art should understand, embodiments of the invention can be provided as method, device, terminal or computer program.Therefore, the present invention can adopt the form of hardware embodiment, software implementation or the embodiment in conjunction with software and hardware aspect.And the present invention can adopt in one or more form wherein including the upper computer program implemented of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) of computer usable program code.
The present invention describes with reference to according to the flow chart of the method for the embodiment of the present invention, device, terminal and computer program and/or block diagram.Should understand can by the combination of the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or square frame.These computer program instructions can being provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, making the instruction performed by the processor of computer or other programmable data processing device produce device for realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be stored in can in the computer-readable memory that works in a specific way of vectoring computer or other programmable data processing device, the instruction making to be stored in this computer-readable memory produces the manufacture comprising command device, and this command device realizes the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make on computer or other programmable devices, to perform sequence of operations step to produce computer implemented process, thus the instruction performed on computer or other programmable devices is provided for the step realizing the function of specifying in flow chart flow process or multiple flow process and/or block diagram square frame or multiple square frame.
The above, be only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.
Claims (11)
1. a uplink data transmission method, is characterized in that, described method comprises:
During terminal determination power limited, send upstream data by preset strategy;
Wherein, described preset strategy is to reduce the strategy of described upstream data own power.
2. method according to claim 1, is characterized in that, described preset strategy is: the modulating-coding grade reducing upstream data; Described by preset strategy transmission upstream data, comprising:
Reduce the modulating-coding grade of described upstream data, send the upstream data after reducing modulating-coding grade.
3. method according to claim 1, is characterized in that, described preset strategy is: the resource allocation information reducing described upstream data; Described by preset strategy transmission upstream data, comprising:
Reduce the resource allocation information of described upstream data, send the upstream data after reducing resource allocation information.
4. method according to claim 1, is characterized in that, described preset strategy is: the resource allocation information reducing described upstream data, and reduces the modulating-coding grade of described upstream data; Described by preset strategy transmission upstream data, comprising:
Reduce the resource allocation information of described upstream data, and reduce the modulating-coding grade of described upstream data;
Send and reduce resource allocation information and upstream data after reducing modulating-coding grade.
5. the method according to any one of Claims 1-4, is characterized in that, the described upstream data of transmission comprises control information; Described control information comprises power limited information; Described control information also comprise following information one of at least: modulating-coding class information, resource allocation information.
6. a transmitting uplink data device, is characterized in that, described device comprises: determining unit and transmitting element; Wherein,
Described determining unit, for determining that whether power is limited, obtaining determination result, described determination result is sent to described transmitting element;
Described transmitting element, for when the determination result that described determining unit sends is power limited, sends upstream data by preset strategy; Wherein, described preset strategy is to reduce the strategy of described upstream data own power.
7. device according to claim 6, is characterized in that, described preset strategy is: the modulating-coding grade reducing upstream data; Described device also comprises modulating-coding unit;
Described modulating-coding unit, for reducing the modulating-coding grade of described upstream data, is sent to described transmitting element by the upstream data after reducing modulating-coding grade;
Described transmitting element, for sending the upstream data that described modulating-coding unit sends.
8. device according to claim 6, is characterized in that, described preset strategy is: the resource allocation information reducing described upstream data; Described device also comprises resource allocation unit;
Described resource allocation unit, for reducing the resource allocation information of described upstream data, is sent to described transmitting element by the upstream data after reducing resource allocation information;
Described transmitting element, for sending the upstream data that described resource allocation unit sends.
9. device according to claim 6, is characterized in that, described preset strategy is: the resource allocation information reducing described upstream data, and reduces the modulating-coding grade of described upstream data; Described device also comprises: modulating-coding unit and resource allocation unit;
Described modulating-coding unit, for reducing the modulating-coding grade of described upstream data, is sent to described resource allocation unit by the upstream data after reducing modulating-coding grade;
Described resource allocation unit, for reducing the resource allocation information of the upstream data that described modulating-coding unit sends, is sent to described transmitting element by the upstream data after reducing resource allocation information;
Described transmitting element, for sending the upstream data that described resource allocation unit sends.
10. the device according to any one of claim 6 to 9, is characterized in that, the described upstream data of transmission comprises control information; Described control information comprises power limited information; Described control information also comprise following information one of at least: modulating-coding class information, resource allocation information.
11. 1 kinds of terminals, is characterized in that, described terminal comprises the transmitting uplink data device described in any one of claim 6 to 10.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410220218.8A CN105101375A (en) | 2014-05-23 | 2014-05-23 | Uplink data transmission method, device and terminal |
| PCT/CN2014/091282 WO2015176506A1 (en) | 2014-05-23 | 2014-11-17 | Method, device, terminal, and computer storage medium for uplink data transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410220218.8A CN105101375A (en) | 2014-05-23 | 2014-05-23 | Uplink data transmission method, device and terminal |
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| CN201410220218.8A Pending CN105101375A (en) | 2014-05-23 | 2014-05-23 | Uplink data transmission method, device and terminal |
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| CN101990288A (en) * | 2009-08-04 | 2011-03-23 | 中兴通讯股份有限公司 | Power adjustment method and base station of orthogonal frequency division multiplexing (OFDM) system |
| CN102301800A (en) * | 2009-01-29 | 2011-12-28 | Lg电子株式会社 | Method for controlling transmission power, and apparatus for same |
| CN102340850A (en) * | 2010-07-20 | 2012-02-01 | 华为技术有限公司 | Power control method and equipment |
| US20120314804A1 (en) * | 2009-03-11 | 2012-12-13 | Broadcom Corporation | Processing of Multi-Carrier Signals Before Power Amplifier Amplification |
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2014
- 2014-05-23 CN CN201410220218.8A patent/CN105101375A/en active Pending
- 2014-11-17 WO PCT/CN2014/091282 patent/WO2015176506A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102301800A (en) * | 2009-01-29 | 2011-12-28 | Lg电子株式会社 | Method for controlling transmission power, and apparatus for same |
| US20120314804A1 (en) * | 2009-03-11 | 2012-12-13 | Broadcom Corporation | Processing of Multi-Carrier Signals Before Power Amplifier Amplification |
| CN101990288A (en) * | 2009-08-04 | 2011-03-23 | 中兴通讯股份有限公司 | Power adjustment method and base station of orthogonal frequency division multiplexing (OFDM) system |
| CN102340850A (en) * | 2010-07-20 | 2012-02-01 | 华为技术有限公司 | Power control method and equipment |
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| WO2015176506A1 (en) | 2015-11-26 |
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