CN113301501B - Method for expanding 5G network communication capability - Google Patents
Method for expanding 5G network communication capability Download PDFInfo
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- CN113301501B CN113301501B CN202110841284.7A CN202110841284A CN113301501B CN 113301501 B CN113301501 B CN 113301501B CN 202110841284 A CN202110841284 A CN 202110841284A CN 113301501 B CN113301501 B CN 113301501B
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W4/02—Services making use of location information
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Abstract
The invention relates to a method for expanding 5G network communication capacity, which comprises the following steps: judging whether to need to amplify the transmission data and/or use a relay station according to the distance between the base station and the receiving station; pre-transmitting data and limiting the data transmission flow according to the actually measured error rate when the data transmission flow exceeds a critical value; using the selected line in the pre-transmission process to transmit data and limiting the transmission flow in the actual transmission process; the method comprises the steps of monitoring data transmission flow and error rate in a transmission line in real time, adjusting the transmission flow or adjusting the transmission line of the data. According to the method, whether the amplification factor of the amplification station and/or the using number of the relay stations is/are adjusted according to the actual distance between the base station and the receiving station is judged according to the linear distance between the base station and the receiving station, so that the transmission flow of data in the data transmission process of the base station can be effectively ensured, and the communication efficiency of the method is effectively ensured.
Description
Technical Field
The invention relates to the technical field of wireless communication networks, in particular to a method for expanding the communication capacity of a 5G network.
Background
With the high-speed development of the communication industry, the number of receiving stations is continuously increased sharply, the flow is increased exponentially, different requirements of various scenes and different requirements of different industries, and 4G LTE (Long Term Evolution) gradually fails to meet the user requirements, mainly manifested in that the user requirements cannot be customized, special scene requirements cannot be met, the user experience is poor, network slicing cannot be performed, and the like.
The 5G performance improvement relative to the 4G performance improvement comprises the frequency spectrum efficiency improvement of 5-15 times, the energy efficiency and the cost improvement of more than one hundred times, the user experience rate of 1Gbps (namely, the transmission speed of the bandwidth is 1000 megabits per second), the connection density of 100 ten thousand per square kilometer, the flow density of dozens of Tbps (Terabits per second), the time delay of millisecond level, the moving speed of 500 km/h and the download peak rate of dozens of Gbps. The arrival of the 5G network has the advantages of stability, high speed, safety, reliability and low time delay, and brings about qualitative leap. And the system can provide differentiated services, interconnection of mass receiving stations, vertical industry application and open platforms. The system has huge market value in the industries of logistics, medical treatment, automatic driving, finance, entertainment, automatic production, live media broadcast, remote control and the like, and brings huge convenience.
However, in the prior art, when a 5G network is used for communication, the situation that the transmission flow rate of data is low still occurs in the transmission process, and meanwhile, the problem of increase of the error rate in the transmission process is caused by increasing the transmission process of data, which causes low communication efficiency when the 5G network is used for communication in the prior art.
Disclosure of Invention
Therefore, the invention provides a method for expanding the communication capacity of a 5G network, which is used for overcoming the problem of low communication efficiency caused by low data transmission flow and high error rate in the prior art.
To achieve the above object, the present invention provides a method for extending 5G network communication capability, comprising:
step s1, before transmitting data, the central control unit calculates the straight distance between the base station and the receiving station of the data to be received and judges whether to need to amplify the transmission data and/or use the relay station according to the distance between the base station and the receiving station;
step s2, when the central control unit completes the selection of the data transmission mode, the central control unit controls the base station to pre-transmit data to the receiving station, monitors the data transmission flow in the data transmission process in real time, adjusts the amplification factor of the data and/or the number of used relay stations according to the actual transmission flow value, when the data transmission flow exceeds the critical value, the central control unit detects the error rate in the data transmission process, and further adjusts the amplification factor of the data and/or the number of used relay stations according to the actually measured error rate difference value;
step s3, after the pre-transmission is completed, the central control unit controls the base station to transmit data to the receiving station by using the selected line in the pre-transmission process and limits the transmission flow in the actual transmission process according to the transmission flow set in the pre-transmission; when the receiving station receives the data output by the base station, the receiving station converts the data and respectively sends the converted data to corresponding terminals;
and step s4, when the base station transmits data to the receiving station, the central control unit monitors the data transmission flow and the error rate in the transmission line in real time, and when the data transmission flow and/or the error rate in the transmission line change, the central control unit adjusts the transmission flow or adjusts the transmission line of the data according to the actual change value of the data transmission flow and/or the error rate to avoid the influence of the external environment on the data transmission flow.
Further, when the central control unit determines whether data transmission needs to be amplified and/or data transmission needs to be performed by using a relay station, the central control unit calculates a linear distance D between the base station and a receiving station of data to be received and selects a corresponding data transmission mode according to the linear distance D; a first preset distance D1, a second preset distance D2 and a third preset distance D3 are arranged in the central control unit, wherein D1 is more than D2 and more than D3;
if D is less than or equal to D1, the central control unit judges that the base station and the receiving station are in short-distance transmission, and the central control unit controls the base station to directly transmit data to the receiving station;
if D1 is larger than D and is not larger than D2, the central control unit judges that the base station and the receiving station are in medium-distance transmission, the central control unit controls the base station to send data to the amplification station, and the amplification station amplifies the received data by a specified magnification and then directly transmits the amplified data to the receiving station;
if D2 is more than D and less than or equal to D3, the central control unit judges that the base station and the receiving station are in long-distance transmission, selects a corresponding number of relay stations on a data transmission route to serve as transfer nodes for data transmission, and controls the base station to sequentially transmit data to all the relay stations according to a specified sequence after selection is completed so as to transmit the data to the receiving station;
if D is larger than D3, the central control unit judges that the base station and the receiving station are in ultra-long distance transmission, the central control unit selects a corresponding number of relay stations, the central control unit controls the base station to send data to the amplification stations after selection is completed, and the amplification stations amplify the received data by a specified magnification and then sequentially transmit the amplified data to the relay stations according to a specified sequence so as to transmit the data to the receiving station.
Further, when the central control unit judges that the base station and the receiving station are in medium-distance transmission, the central control unit determines the amplification factor of the amplification station according to the linear distance between the base station and the receiving station; the central control unit is internally provided with a first preset middle distance Da1, a second preset middle distance Da2, a first preset magnification ratio P1, a second preset magnification ratio P2 and a third preset magnification ratio P3, wherein D1 is more than Da1 and more than Da2 and more than D2, and 1 is more than P1 and more than P2 and more than P3;
when D1 is larger than D and is less than or equal to Da1, the central control unit controls the amplification station to amplify the data at a first preset amplification factor P1;
when the Da1 is larger than D and is less than or equal to Da2, the central control unit controls the amplification station to amplify the data at a second preset amplification factor P2;
when D is larger than Da2, the central control unit controls the amplification station to amplify the data at a third preset amplification factor P3;
when the central control unit judges that the base station and the receiving station are in long-distance transmission, the central control unit determines the number of the used relay stations according to the linear distance between the base station and the receiving station; the central control unit is provided with a first preset long distance Db1, a second preset long distance Db2, a first preset number N1, a second preset number N2 and a third preset number N3, wherein D2 is larger than Db1 and smaller than Db2 and smaller than D3, and N1 is larger than N2 and smaller than N3;
when D2 is more than D and less than or equal to Db1, the central control unit sets the number of relay stations for transmitting data to be N1;
when Db1 < D ≦ Db2, the central control unit sets the number of relay stations transmitting data to N2;
when D > Db2, the central control unit sets the number of relay stations transmitting data to N3.
Further, when the central control unit determines that the base station and the receiving stations are in ultra-long distance transmission, the central control unit sets the amplification factor of the amplification stations to be P3 and sets the number of relay stations to be N3, when the central control unit controls the base station to perform data pre-transmission on the receiving stations, the central control unit monitors the transmission flow Q of data in real time and adjusts the amplification factor of the amplification stations or the number of the relay stations according to Q, and the central control unit is further provided with a first preset transmission flow Q1, a second preset transmission flow Q2, a preset relay station number adjustment coefficient α and a preset amplification factor adjustment coefficient β, wherein Q1 is less than Q2, 0 is less than α is less than 1, and 0 is less than β is less than 1;
when Q is not more than Q1, the central control unit judges that the transmission flow of the data is too low, the central control unit increases the number of relay stations used for transmitting the data to reduce the distance between two adjacent relay stations, and the number of the increased relay stations is recorded as N3 ', and N3' = N3 × (1 + beta) is set;
when Q1 is less than Q and less than or equal to Q2, the central control unit judges that the transmission flow of the data is low, the central control unit controls the amplification station to adjust the amplification factor of the data, the amplification factor of the adjusted amplification station is marked as P3 ', and P3' = P3 x (1 + alpha) is set;
when Q is more than Q2, the central control unit judges that the transmission flow of the data meets the standard, and the central control unit does not adjust the number N3 of the relay stations or the amplification factor P3 of the amplification stations to the data;
when the central control unit finishes adjusting the number of the relay stations or the amplification factor of the amplification stations, the central control unit monitors the transmission flow of data again, records the measured transmission flow as Q ', compares Q' with Q1 and Q2 respectively, and judges whether the amplification factor of the amplification stations or the number of the relay stations needs to be adjusted again according to the comparison result;
the central control unit is also provided with a preset critical relay station number Nmax, Nmax is set to be larger than N3, when the central control unit judges that the number of the relay stations for transmitting data needs to be adjusted to N3 ', the central control unit compares N3 ' with Nmax, if N3 ' is smaller than Nmax, the central control unit adjusts the number of the relay stations for transmitting data to N3 ', and if N3 ' is larger than or equal to Nmax, the central control unit adjusts the number of the relay stations for transmitting data to Nmax and adjusts the amplification factor of the amplification station for the data.
Furthermore, a preset critical magnification power Pmax is set in the central control unit, Pmax > P3, when the central control unit determines that the magnification power of the amplification station for the data needs to be adjusted to P3 ', the central control unit compares P3' with Pmax, and if P3 '< Pmax, the central control unit adjusts the magnification power of the amplification station for the data to P3'; if P3' is not less than Pmax, the central control unit adjusts the amplification factor of the amplification station for the data to Pmax and judges whether the number N of the relay stations for transmitting the data is adjusted, if N is less than Nmax, the central control unit adjusts the number of the relay stations for transmitting the data, if N = Nmax, the central control unit judges that the data transmission is poor and does not adjust the number of the relay stations for transmitting the data;
when the central control unit adjusts the number N of relay stations that transmit data, the adjusted number of relay stations is recorded as N ', and N' = N × (1 + β) is set.
Further, the central control unit is further provided with a preset maximum transmission flow Qmax, Qmax is greater than Q2, when the central control unit controls the base station to perform data pre-transmission on the receiving station and the transmission flow Q of data measured by the central control unit is greater than Qmax, the central control unit detects the bit error rate M during data transmission and compares the measured bit error rate M with a preset bit error rate M0 prestored in the central control unit, if M is less than or equal to M0, the central control unit determines that the data transmission quality meets the standard, if M is greater than M0, the central control unit determines that the data transmission quality does not meet the standard, adjusts the number of relay stations transmitting data and/or the amplification rate of the amplification stations on the data, and reduces the bit error rate in the data transmission process by reducing the transmission flow of the data.
Further, when the central control unit judges that the data transmission quality does not meet the standard, the central control unit calculates a bit error rate difference value delta M in the data transmission process, sets delta M = M-M0, and after the calculation is completed, the central control unit judges and adjusts the number of the relay stations for transmitting data and/or the amplification factor of the amplification station for data according to the delta M; the central control unit is also provided with a first preset error rate difference delta M1 and a second preset error rate difference delta M2, wherein delta M1 is less than delta M2;
when the delta M is less than or equal to the delta M1, the central control unit adjusts the amplification factor of the amplification station to limit the transmission flow of data;
when the delta M1 is less than the delta M and less than the delta M2, the central control unit adjusts the number of the relay stations for transmitting data so as to limit the transmission flow of the data;
when Δ M > [ Δ M2, the central control unit adjusts the amplification factor of the amplification stations and adjusts the number of relay stations transmitting data to limit the transmission flow rate of data;
when the central control unit adjusts the magnification of the amplification station, the adjusted magnification of the amplification station is marked as P', and P "= P x (1-alpha) is set, wherein P is the initial magnification of the amplification station when the amplification station transmits data; when the central control unit adjusts the number of relay stations transmitting data, the adjusted number of relay stations is recorded as N = N × (1- β), where N is the initial number of relay stations when transmitting data.
Further, when the central control unit controls the base station to perform data pre-transmission on the receiving station and determines that the amplification factor of the amplification station needs to be adjusted to reduce the error rate in the data transmission process and the base station does not transmit data through the amplification station, if the base station transmits data to the receiving station through the relay station, the central control unit adjusts the number of the relay stations transmitting data, and if the base station directly transmits data to the receiving station, the central control unit determines that the data transmission quality is unstable and sends an alarm that the error rate exceeds a standard;
when the central control unit judges that the number of the relay stations for transmitting the data needs to be adjusted to reduce the error rate in the data transmission process and the base station does not transmit the data through the relay stations, if the base station transmits the data to the receiving station through the amplifying station, the central control unit adjusts the amplification factor of the amplifying station; if the base station does not transmit the data to the receiving station through the amplifying station, the central control unit judges that the data transmission quality is unstable and sends an alarm that the error rate exceeds a standard;
and when the central control unit judges that the amplification factor of the amplification station needs to be adjusted and the number of the relay stations for transmitting data is adjusted so as to reduce the error rate in the data transmission process, and the base station directly transmits the data to the receiving station, the central control unit judges that the data transmission quality is unstable and sends an alarm that the error rate exceeds the standard.
Further, when the central control unit controls the base station to perform data pre-transmission on the receiving station and the central control unit reduces the error rate in the data transmission process by reducing the data transmission flow, if the adjusted data transmission flow Q "< Q2, the central control unit determines that the data transmission quality is unstable and issues an alarm that the error rate exceeds the standard.
Compared with the prior art, the method has the advantages that whether the data transmission needs to be amplified and/or the relay stations need to be used is judged according to the linear distance between the base station and the receiving station, the amplification factor of the amplifying stations and/or the using number of the relay stations are adjusted according to the actual distance between the base station and the receiving station, the transmission flow of the data in the data transmission process of the base station can be effectively ensured, and the communication efficiency of the method can be effectively ensured by maintaining the transmission flow of the data in the preset interval; meanwhile, the invention can effectively ensure the stability of the data transmission of the method by monitoring the error rate in the data transmission process in real time in the transmission process, thereby further improving the communication efficiency of the method.
Furthermore, the invention determines the transmission route of the data by using a pre-transmission mode, can effectively avoid the occurrence of poor communication efficiency caused by the fact that the transmission flow and/or the error rate of the data do not accord with the standard when the data are actually transmitted, and can further improve the communication efficiency of the method.
Furthermore, when the central control unit judges whether the data transmission needs to be amplified and/or the data transmission needs to be carried out by using the relay station, the central control unit calculates the linear distance D between the base station and the receiving station of the data to be received and selects the corresponding data transmission mode according to the linear distance D.
Further, when the central control unit determines that the base station and the receiving station are in medium-distance transmission, the central control unit determines the amplification factor of the amplification station according to the linear distance between the base station and the receiving station, and when the central control unit determines that the base station and the receiving station are in long-distance transmission, the central control unit determines the number of the relay stations to be used according to the linear distance between the base station and the receiving station; the invention can further ensure the transmission flow of the data in the transmission process by further dividing the corresponding distance interval and setting the amplification factor of the amplification station aiming at the data and/or the number of the relay stations for transmitting the data as corresponding values according to each divided distance interval, thereby further improving the communication efficiency of the method.
Further, when the central control unit determines that the base station and the receiving stations are in ultra-long distance transmission, the central control unit sets the amplification factor of the amplification stations to be P3 and sets the number of relay stations to be N3, and when the central control unit controls the base station to perform data pre-transmission on the receiving stations, the central control unit monitors the transmission flow Q of data in real time and adjusts the amplification factor of the amplification stations or the number of the relay stations according to Q; according to the method, the preset relay station number adjusting coefficient alpha and the preset magnification adjusting coefficient beta are used according to the actual transmission flow of the data to respectively carry out targeted adjustment on the magnification of the amplification stations aiming at the data and/or the number of the relay stations for transmitting the data, so that the transmission flow of the data in the transmission process can be further ensured, and the communication efficiency of the method is further improved.
Further, a preset critical amplification factor Pmax is set in the central control unit, and when the central control unit determines that the amplification factor of the amplification station for the data needs to be adjusted to P3 ', the central control unit compares P3' with Pmax and adjusts the number of relay stations for transmitting the data according to the comparison result; by setting the critical amplification factor, the invention can effectively avoid the situation that the data is unclear due to overhigh amplification factor when the central control unit adjusts the amplification station to amplify the data, thereby further improving the communication efficiency of the method of the invention while ensuring the precision of the transmitted data.
Further, a preset maximum transmission flow Qmax is also arranged in the central control unit, when the transmission flow Q of the data measured by the central control unit is larger than Qmax, the central control unit detects the error rate M during data transmission, compares the measured error rate M with a preset error rate M0 prestored in the central control unit, and judges whether the data transmission quality meets the standard or not according to the comparison result; according to the invention, the preset maximum transmission flow Qmax is set, so that the central control unit can carry out intelligent detection on the error rate in the transmission data, the precision of data transmission can be further ensured while resources are further reasonably distributed, and the communication efficiency of the method is further improved.
Further, when the central control unit judges that the data transmission quality does not meet the standard, the central control unit calculates the error rate difference value delta M in the data transmission process, judges and adjusts the number of the relay stations for transmitting data and/or the amplification factor of the amplification stations for data according to the delta M, and adjusts the number of the relay stations and/or the amplification factor of the amplification stations for data to corresponding values according to the difference value between the actual error rate and the preset error rate, so that the communication efficiency of the method can be further improved while the data transmission precision is ensured.
Drawings
Fig. 1 is a flowchart of a method for expanding 5G network communication capability according to the present invention.
Detailed Description
In order that the objects and advantages of the invention will be more clearly understood, the invention is further described below with reference to examples; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and do not limit the scope of the present invention.
Fig. 1 is a flowchart illustrating a method for expanding 5G network communication capability according to the present invention. The method for expanding the communication capability of the 5G network comprises the following steps:
step s1, before transmitting data, the central control unit calculates the straight distance between the base station and the receiving station of the data to be received and judges whether to need to amplify the transmission data and/or use the relay station according to the distance between the base station and the receiving station;
step s2, when the central control unit completes the selection of the data transmission mode, the central control unit controls the base station to pre-transmit data to the receiving station, monitors the data transmission flow in the data transmission process in real time, adjusts the amplification factor of the data and/or the number of used relay stations according to the actual transmission flow value, when the data transmission flow exceeds the critical value, the central control unit detects the error rate in the data transmission process, and further adjusts the amplification factor of the data and/or the number of used relay stations according to the actually measured error rate difference value;
step s3, after the pre-transmission is completed, the central control unit controls the base station to transmit data to the receiving station by using the selected line in the pre-transmission process and limits the transmission flow in the actual transmission process according to the transmission flow set in the pre-transmission; when the receiving station receives the data output by the base station, the receiving station converts the data and respectively sends the converted data to corresponding terminals;
and step s4, when the base station transmits data to the receiving station, the central control unit monitors the data transmission flow and the error rate in the transmission line in real time, and when the data transmission flow and/or the error rate in the transmission line change, the central control unit adjusts the transmission flow or adjusts the transmission line of the data according to the actual change value of the data transmission flow and/or the error rate to avoid the influence of the external environment on the data transmission flow.
The invention can effectively ensure the transmission flow of data in the data transmission process of the base station by judging whether the transmission data needs to be amplified and/or the relay stations need to be used according to the linear distance between the base station and the receiving station and adjusting the amplification factor of the amplifying stations and/or the using number of the relay stations according to the actual distance between the base station and the receiving station, and can effectively ensure the communication efficiency of the method by maintaining the transmission flow of the data in a preset interval; meanwhile, the invention can effectively ensure the stability of the data transmission of the method by monitoring the error rate in the data transmission process in real time in the transmission process, thereby further improving the communication efficiency of the method.
Furthermore, the invention determines the transmission route of the data by using a pre-transmission mode, can effectively avoid the occurrence of poor communication efficiency caused by the fact that the transmission flow and/or the error rate of the data do not accord with the standard when the data are actually transmitted, and can further improve the communication efficiency of the method.
Specifically, when the central control unit determines whether data transmission needs to be amplified and/or data transmission needs to be performed by using a relay station, the central control unit calculates a linear distance D between a base station and a receiving station for receiving data and selects a corresponding data transmission mode according to the linear distance D; a first preset distance D1, a second preset distance D2 and a third preset distance D3 are arranged in the central control unit, wherein D1 is more than D2 and more than D3;
if D is less than or equal to D1, the central control unit judges that the base station and the receiving station are in short-distance transmission, and the central control unit controls the base station to directly transmit data to the receiving station;
if D1 is larger than D and is not larger than D2, the central control unit judges that the base station and the receiving station are in medium-distance transmission, the central control unit controls the base station to send data to the amplification station, and the amplification station amplifies the received data by a specified magnification and then directly transmits the amplified data to the receiving station;
if D2 is more than D and less than or equal to D3, the central control unit judges that the base station and the receiving station are in long-distance transmission, selects a corresponding number of relay stations on a data transmission route to serve as transfer nodes for data transmission, and controls the base station to sequentially transmit data to all the relay stations according to a specified sequence after selection is completed so as to transmit the data to the receiving station;
if D is larger than D3, the central control unit judges that the base station and the receiving station are in ultra-long distance transmission, the central control unit selects a corresponding number of relay stations, the central control unit controls the base station to send data to the amplification stations after selection is completed, and the amplification stations amplify the received data by a specified magnification and then sequentially transmit the amplified data to the relay stations according to a specified sequence so as to transmit the data to the receiving station.
The method of the invention selects the corresponding data transmission mode according to the actual distance between the base station and the receiving station, and can effectively ensure the transmission flow of the data while reasonably distributing the resources, thereby further improving the communication efficiency of the method of the invention.
Specifically, when the central control unit judges that the base station and the receiving station are in medium-distance transmission, the central control unit determines the amplification factor of the amplification station according to the linear distance between the base station and the receiving station; the central control unit is internally provided with a first preset middle distance Da1, a second preset middle distance Da2, a first preset magnification ratio P1, a second preset magnification ratio P2 and a third preset magnification ratio P3, wherein D1 is more than Da1 and more than Da2 and more than D2, and 1 is more than P1 and more than P2 and more than P3;
when D1 is larger than D and is less than or equal to Da1, the central control unit controls the amplification station to amplify the data at a first preset amplification factor P1;
when the Da1 is larger than D and is less than or equal to Da2, the central control unit controls the amplification station to amplify the data at a second preset amplification factor P2;
when D is larger than Da2, the central control unit controls the amplification station to amplify the data at a third preset amplification factor P3;
when the central control unit judges that the base station and the receiving station are in long-distance transmission, the central control unit determines the number of the used relay stations according to the linear distance between the base station and the receiving station; the central control unit is provided with a first preset long distance Db1, a second preset long distance Db2, a first preset number N1, a second preset number N2 and a third preset number N3, wherein D2 is larger than Db1 and smaller than Db2 and smaller than D3, and N1 is larger than N2 and smaller than N3;
when D2 is more than D and less than or equal to Db1, the central control unit sets the number of relay stations for transmitting data to be N1;
when Db1 < D ≦ Db2, the central control unit sets the number of relay stations transmitting data to N2;
when D > Db2, the central control unit sets the number of relay stations transmitting data to N3.
The invention can further ensure the transmission flow of the data in the transmission process by further dividing the corresponding distance interval and setting the amplification factor of the amplification station aiming at the data and/or the number of the relay stations for transmitting the data as corresponding values according to each divided distance interval, thereby further improving the communication efficiency of the method.
Specifically, when the central control unit determines that the base station and the receiving stations are in ultra-long distance transmission, the central control unit sets the amplification factor of the amplification stations to be P3 and sets the number of relay stations to be N3, when the central control unit controls the base station to perform data pre-transmission on the receiving stations, the central control unit monitors the transmission flow Q of data in real time and adjusts the amplification factor of the amplification stations or the number of the relay stations according to Q, and the central control unit is further provided with a first preset transmission flow Q1, a second preset transmission flow Q2, a preset relay station number adjustment coefficient α and a preset amplification factor adjustment coefficient β, wherein Q1 is less than Q2, 0 is less than α < 1, and 0 is less than β < 1;
when Q is not more than Q1, the central control unit judges that the transmission flow of the data is too low, the central control unit increases the number of relay stations used for transmitting the data to reduce the distance between two adjacent relay stations, and the number of the increased relay stations is recorded as N3 ', and N3' = N3 × (1 + beta) is set;
when Q1 is less than Q and less than or equal to Q2, the central control unit judges that the transmission flow of the data is low, the central control unit controls the amplification station to adjust the amplification factor of the data, the amplification factor of the adjusted amplification station is marked as P3 ', and P3' = P3 x (1 + alpha) is set;
when Q is more than Q2, the central control unit judges that the transmission flow of the data meets the standard, and the central control unit does not adjust the number N3 of the relay stations or the amplification factor P3 of the amplification stations to the data;
when the central control unit finishes adjusting the number of the relay stations or the amplification factor of the amplification stations, the central control unit monitors the transmission flow of data again, records the measured transmission flow as Q ', compares Q' with Q1 and Q2 respectively, and judges whether the amplification factor of the amplification stations or the number of the relay stations needs to be adjusted again according to the comparison result;
the central control unit is also provided with a preset critical relay station number Nmax, Nmax is set to be larger than N3, when the central control unit judges that the number of the relay stations for transmitting data needs to be adjusted to N3 ', the central control unit compares N3 ' with Nmax, if N3 ' is smaller than Nmax, the central control unit adjusts the number of the relay stations for transmitting data to N3 ', and if N3 ' is larger than or equal to Nmax, the central control unit adjusts the number of the relay stations for transmitting data to Nmax and adjusts the amplification factor of the amplification station for the data.
According to the method, the preset relay station number adjusting coefficient alpha and the preset magnification adjusting coefficient beta are used according to the actual transmission flow of the data to respectively carry out targeted adjustment on the magnification of the amplification stations aiming at the data and/or the number of the relay stations for transmitting the data, so that the transmission flow of the data in the transmission process can be further ensured, and the communication efficiency of the method is further improved.
Specifically, the central control unit is provided with a preset critical magnification Pmax, Pmax > P3, when the central control unit determines that the magnification of the amplification station for the data needs to be adjusted to P3 ', the central control unit compares P3' with Pmax, and if P3 '< Pmax, the central control unit adjusts the magnification of the amplification station for the data to P3'; if P3' is not less than Pmax, the central control unit adjusts the amplification factor of the amplification station for the data to Pmax and judges whether the number N of the relay stations for transmitting the data is adjusted, if N is less than Nmax, the central control unit adjusts the number of the relay stations for transmitting the data, if N = Nmax, the central control unit judges that the data transmission is poor and does not adjust the number of the relay stations for transmitting the data;
when the central control unit adjusts the number N of relay stations that transmit data, the adjusted number of relay stations is recorded as N ', and N' = N × (1 + β) is set.
By setting the critical amplification factor, the invention can effectively avoid the situation that the data is unclear due to overhigh amplification factor when the central control unit adjusts the amplification station to amplify the data, thereby further improving the communication efficiency of the method of the invention while ensuring the precision of the transmitted data.
Specifically, the central control unit is further provided with a preset maximum transmission flow Qmax, Qmax is greater than Q2, when the central control unit controls the base station to perform data pre-transmission on the receiving station and the transmission flow Q of data measured by the central control unit is greater than Qmax, the central control unit detects the bit error rate M during data transmission and compares the detected bit error rate M with a preset bit error rate M0 prestored in the central control unit, if M is less than or equal to M0, the central control unit judges that the data transmission quality meets the standard, if M is greater than M0, the central control unit judges that the data transmission quality does not meet the standard, adjusts the number of relay stations transmitting data and/or the amplification factor of the amplification stations on the data, and reduces the bit error rate in the data transmission process by reducing the transmission flow of the data.
According to the invention, the preset maximum transmission flow Qmax is set, so that the central control unit can carry out intelligent detection on the error rate in the transmission data, the precision of data transmission can be further ensured while resources are further reasonably distributed, and the communication efficiency of the method is further improved.
Specifically, when the central control unit judges that the data transmission quality does not meet the standard, the central control unit calculates the error rate difference value delta M in the data transmission process, sets delta M = M-M0, and after the calculation is completed, the central control unit judges and adjusts the number of the relay stations for transmitting data and/or the amplification factor of the amplification station for data according to the delta M; the central control unit is also provided with a first preset error rate difference delta M1 and a second preset error rate difference delta M2, wherein delta M1 is less than delta M2;
when the delta M is less than or equal to the delta M1, the central control unit adjusts the amplification factor of the amplification station to limit the transmission flow of data;
when the delta M1 is less than the delta M and less than the delta M2, the central control unit adjusts the number of the relay stations for transmitting data so as to limit the transmission flow of the data;
when Δ M > [ Δ M2, the central control unit adjusts the amplification factor of the amplification stations and adjusts the number of relay stations transmitting data to limit the transmission flow rate of data;
when the central control unit adjusts the magnification of the amplification station, the adjusted magnification of the amplification station is marked as P', and P "= P x (1-alpha) is set, wherein P is the initial magnification of the amplification station when the amplification station transmits data; when the central control unit adjusts the number of relay stations transmitting data, the adjusted number of relay stations is recorded as N = N × (1- β), where N is the initial number of relay stations when transmitting data.
According to the method, the number of the relay stations and/or the amplification factor of the amplification stations for the data are/is adjusted to the corresponding value according to the difference value between the actual error rate and the preset error rate, so that the communication efficiency of the method can be further improved while the data transmission precision is ensured.
Specifically, when the central control unit controls the base station to perform data pre-transmission on the receiving station and determines that the amplification factor of the amplification station needs to be adjusted to reduce the error rate in the data transmission process and the base station does not transmit data through the amplification station, if the base station transmits data to the receiving station through the relay station, the central control unit adjusts the number of the relay stations transmitting data, and if the base station directly transmits data to the receiving station, the central control unit determines that the data transmission quality is unstable and sends an alarm that the error rate exceeds a standard;
when the central control unit judges that the number of the relay stations for transmitting the data needs to be adjusted to reduce the error rate in the data transmission process and the base station does not transmit the data through the relay stations, if the base station transmits the data to the receiving station through the amplifying station, the central control unit adjusts the amplification factor of the amplifying station; if the base station does not transmit the data to the receiving station through the amplifying station, the central control unit judges that the data transmission quality is unstable and sends an alarm that the error rate exceeds a standard;
and when the central control unit judges that the amplification factor of the amplification station needs to be adjusted and the number of the relay stations for transmitting data is adjusted so as to reduce the error rate in the data transmission process, and the base station directly transmits the data to the receiving station, the central control unit judges that the data transmission quality is unstable and sends an alarm that the error rate exceeds the standard.
Specifically, when the central control unit controls the base station to perform data pre-transmission on the receiving station and the central control unit reduces the error rate in the data transmission process by reducing the transmission flow of data, if the adjusted data transmission flow Q "< Q2, the central control unit determines that the data transmission quality is unstable and issues an alarm that the error rate exceeds the standard.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention; various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A method of extending 5G network communication capabilities, comprising:
step s1, before transmitting data, the central control unit calculates the straight distance between the base station and the receiving station of the data to be received and judges whether to need to amplify the transmission data and/or use the relay station according to the distance between the base station and the receiving station;
step s2, when the central control unit completes the selection of the data transmission mode, the central control unit controls the base station to pre-transmit data to the receiving station, monitors the data transmission flow in the data transmission process in real time, adjusts the amplification factor of the data and/or the number of used relay stations according to the actual transmission flow value, when the data transmission flow exceeds the critical value, the central control unit detects the error rate in the data transmission process, and further adjusts the amplification factor of the data and/or the number of used relay stations according to the actually measured error rate difference value;
step s3, after the pre-transmission is completed, the central control unit controls the base station to transmit data to the receiving station by using the selected line in the pre-transmission process and limits the transmission flow in the actual transmission process according to the transmission flow set in the pre-transmission; when the receiving station receives the data output by the base station, the receiving station converts the data and respectively sends the converted data to corresponding terminals;
and step s4, when the base station transmits data to the receiving station, the central control unit monitors the data transmission flow and the error rate in the transmission line in real time, and when the data transmission flow and/or the error rate in the transmission line change, the central control unit adjusts the transmission flow or adjusts the transmission line of the data according to the actual change value of the data transmission flow and/or the error rate to avoid the influence of the external environment on the data transmission flow.
2. The method according to claim 1, wherein when the central control unit determines whether data transmission needs to be amplified and/or transmitted using a relay station, the central control unit calculates a linear distance D between the base station and a receiving station that receives the data, and selects a corresponding data transmission mode according to the linear distance D; a first preset distance D1, a second preset distance D2 and a third preset distance D3 are arranged in the central control unit, wherein D1 is more than D2 and more than D3;
if D is less than or equal to D1, the central control unit judges that the base station and the receiving station are in short-distance transmission, and the central control unit controls the base station to directly transmit data to the receiving station;
if D1 is larger than D and is not larger than D2, the central control unit judges that the base station and the receiving station are in medium-distance transmission, the central control unit controls the base station to send data to the amplification station, and the amplification station amplifies the received data by a specified magnification and then directly transmits the amplified data to the receiving station;
if D2 is more than D and less than or equal to D3, the central control unit judges that the base station and the receiving station are in long-distance transmission, selects a corresponding number of relay stations on a data transmission route to serve as transfer nodes for data transmission, and controls the base station to sequentially transmit data to all the relay stations according to a specified sequence after selection is completed so as to transmit the data to the receiving station;
if D is larger than D3, the central control unit judges that the base station and the receiving station are in ultra-long distance transmission, the central control unit selects a corresponding number of relay stations, the central control unit controls the base station to send data to the amplification stations after selection is completed, and the amplification stations amplify the received data by a specified magnification and then sequentially transmit the amplified data to the relay stations according to a specified sequence so as to transmit the data to the receiving station.
3. The method of claim 2, wherein when the central control unit determines that the base station and the receiving station are in medium-distance transmission, the central control unit determines the amplification factor of the amplification station according to the linear distance between the base station and the receiving station; the central control unit is internally provided with a first preset middle distance Da1, a second preset middle distance Da2, a first preset magnification ratio P1, a second preset magnification ratio P2 and a third preset magnification ratio P3, wherein D1 is more than Da1 and more than Da2 and more than D2, and 1 is more than P1 and more than P2 and more than P3;
when D1 is larger than D and is less than or equal to Da1, the central control unit controls the amplification station to amplify the data at a first preset amplification factor P1;
when the Da1 is larger than D and is less than or equal to Da2, the central control unit controls the amplification station to amplify the data at a second preset amplification factor P2;
when D is larger than Da2, the central control unit controls the amplification station to amplify the data at a third preset amplification factor P3;
when the central control unit judges that the base station and the receiving station are in long-distance transmission, the central control unit determines the number of the used relay stations according to the linear distance between the base station and the receiving station; the central control unit is provided with a first preset long distance Db1, a second preset long distance Db2, a first preset number N1, a second preset number N2 and a third preset number N3, wherein D2 is larger than Db1 and smaller than Db2 and smaller than D3, and N1 is larger than N2 and smaller than N3;
when D2 is more than D and less than or equal to Db1, the central control unit sets the number of relay stations for transmitting data to be N1;
when Db1 < D ≦ Db2, the central control unit sets the number of relay stations transmitting data to N2;
when D > Db2, the central control unit sets the number of relay stations transmitting data to N3.
4. The method of claim 3, wherein when the central control unit determines that the base station and the receiving station are in ultra-long distance transmission, the central control unit sets the amplification factor of the amplification stations to P3 and sets the number of relay stations to N3, and when the central control unit controls the base station to perform data pre-transmission on the receiving station, the central control unit monitors the transmission flow Q of data in real time and adjusts the amplification factor of the amplification stations or the number of relay stations according to Q, and further has a first preset transmission flow Q1, a second preset transmission flow Q2, a preset relay station number adjustment coefficient α, and a preset amplification factor adjustment coefficient β, wherein Q1 < Q2, 0 < α < 1, and 0 < β < 1;
when Q is not more than Q1, the central control unit judges that the transmission flow of the data is too low, the central control unit increases the number of relay stations used for transmitting the data to reduce the distance between two adjacent relay stations, and the number of the increased relay stations is recorded as N3 ', and N3' = N3 × (1 + beta) is set;
when Q1 is less than Q and less than or equal to Q2, the central control unit judges that the transmission flow of the data is low, the central control unit controls the amplification station to adjust the amplification factor of the data, the amplification factor of the adjusted amplification station is marked as P3 ', and P3' = P3 x (1 + alpha) is set;
when Q is more than Q2, the central control unit judges that the transmission flow of the data meets the standard, and the central control unit does not adjust the number N3 of the relay stations or the amplification factor P3 of the amplification stations to the data;
when the central control unit finishes adjusting the number of the relay stations or the amplification factor of the amplification stations, the central control unit monitors the transmission flow of data again, records the measured transmission flow as Q ', compares Q' with Q1 and Q2 respectively, and judges whether the amplification factor of the amplification stations or the number of the relay stations needs to be adjusted again according to the comparison result;
the central control unit is also provided with a preset critical relay station number Nmax, Nmax is set to be larger than N3, when the central control unit judges that the number of the relay stations for transmitting data needs to be adjusted to N3 ', the central control unit compares N3 ' with Nmax, if N3 ' is smaller than Nmax, the central control unit adjusts the number of the relay stations for transmitting data to N3 ', and if N3 ' is larger than or equal to Nmax, the central control unit adjusts the number of the relay stations for transmitting data to Nmax and adjusts the amplification factor of the amplification station for the data.
5. The method of claim 4, wherein the central control unit has a predetermined critical magnification Pmax, Pmax > P3, when the central control unit determines that the magnification of the amplification station for data needs to be adjusted to P3 ', the central control unit compares P3' with Pmax, and if P3 '< Pmax, the central control unit adjusts the magnification of the amplification station for data to P3'; if P3' is not less than Pmax, the central control unit adjusts the amplification factor of the amplification station for the data to Pmax and judges whether the number N of the relay stations for transmitting the data is adjusted, if N is less than Nmax, the central control unit adjusts the number of the relay stations for transmitting the data, if N = Nmax, the central control unit judges that the data transmission is poor and does not adjust the number of the relay stations for transmitting the data;
when the central control unit adjusts the number N of relay stations that transmit data, the adjusted number of relay stations is recorded as N ', and N' = N × (1 + β) is set.
6. The method as claimed in claim 5, wherein the central control unit further has a predetermined maximum transmission flow Qmax, Qmax > Q2, when the central control unit controls the base station to perform data pre-transmission on the receiving station and the central control unit measures the transmission flow Q of data > Qmax, the central control unit detects the error rate M during data transmission and compares the measured error rate M with a predetermined error rate M0 pre-stored in the central control unit, if M is less than or equal to M0, the central control unit determines that the data transmission quality meets the standard, and if M is greater than M0, the central control unit determines that the data transmission quality does not meet the standard, adjusts the number of the relay stations transmitting data and/or the amplification factor of the amplification stations on data, and reduces the error rate during data transmission by reducing the transmission flow of data.
7. The method of claim 6, wherein when the central control unit determines that the data transmission quality does not meet the standard, the central control unit calculates the error rate difference Δ M during data transmission, sets Δ M = M-M0, and after the calculation, the central control unit adjusts the number of the relay stations transmitting data and/or the amplification factor of the amplification stations on data according to the Δ M determination; the central control unit is also provided with a first preset error rate difference delta M1 and a second preset error rate difference delta M2, wherein delta M1 is less than delta M2;
when the delta M is less than or equal to the delta M1, the central control unit adjusts the amplification factor of the amplification station to limit the transmission flow of data;
when the delta M1 is less than the delta M and less than the delta M2, the central control unit adjusts the number of the relay stations for transmitting data so as to limit the transmission flow of the data;
when Δ M > [ Δ M2, the central control unit adjusts the amplification factor of the amplification stations and adjusts the number of relay stations transmitting data to limit the transmission flow rate of data;
when the central control unit adjusts the magnification of the amplification station, the adjusted magnification of the amplification station is marked as P', and P "= P x (1-alpha) is set, wherein P is the initial magnification of the amplification station when the amplification station transmits data; when the central control unit adjusts the number of relay stations transmitting data, the adjusted number of relay stations is recorded as N = N × (1- β), where N is the initial number of relay stations when transmitting data.
8. The method according to claim 7, wherein when the central control unit controls the base station to perform data pre-transmission on the receiving station and the central control unit determines that the amplification factor of the amplification station needs to be adjusted to reduce the error rate in the data transmission process and the base station does not transmit data through the amplification station, if the base station transmits data to the receiving station through the relay station, the central control unit adjusts the number of relay stations transmitting data, and if the base station directly transmits data to the receiving station, the central control unit determines that the data transmission quality is unstable and issues an alarm that the error rate exceeds a standard;
when the central control unit judges that the number of the relay stations for transmitting the data needs to be adjusted to reduce the error rate in the data transmission process and the base station does not transmit the data through the relay stations, if the base station transmits the data to the receiving station through the amplifying station, the central control unit adjusts the amplification factor of the amplifying station; if the base station does not transmit the data to the receiving station through the amplifying station, the central control unit judges that the data transmission quality is unstable and sends an alarm that the error rate exceeds a standard;
and when the central control unit judges that the amplification factor of the amplification station needs to be adjusted and the number of the relay stations for transmitting data is adjusted so as to reduce the error rate in the data transmission process, and the base station directly transmits the data to the receiving station, the central control unit judges that the data transmission quality is unstable and sends an alarm that the error rate exceeds the standard.
9. The method of claim 8, wherein when the central control unit controls the base station to perform data pre-transmission on the receiving station and the central control unit reduces the error rate during data transmission by reducing the data transmission flow, if the adjusted data transmission flow Q "< Q2, the central control unit determines that the data transmission quality is unstable and issues an error rate exceeding standard alarm.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10290260A (en) * | 1997-04-14 | 1998-10-27 | Nec Eng Ltd | Relay station and data transmission system using the same |
| CN102123438A (en) * | 2011-03-22 | 2011-07-13 | 上海交通大学 | Dynamic selection multi-relay station cooperative transmission method |
| CN104244233A (en) * | 2013-06-07 | 2014-12-24 | 河北科技大学 | High efficiency data transmission path setup method based on trust |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3887566B2 (en) * | 2000-05-19 | 2007-02-28 | シーメンス アクチエンゲゼルシヤフト | Method for obtaining gain of data channel and control channel of data transmission system |
| CN101217301B (en) * | 2008-01-10 | 2011-07-20 | 北京邮电大学 | A collaborative transmission method realized in isomerization wireless network with cooperating relay nodes |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10290260A (en) * | 1997-04-14 | 1998-10-27 | Nec Eng Ltd | Relay station and data transmission system using the same |
| CN102123438A (en) * | 2011-03-22 | 2011-07-13 | 上海交通大学 | Dynamic selection multi-relay station cooperative transmission method |
| CN104244233A (en) * | 2013-06-07 | 2014-12-24 | 河北科技大学 | High efficiency data transmission path setup method based on trust |
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