WO2016173208A1

WO2016173208A1 - Method, system and device for computing equivalent load time, load balancing method, system and device, and base station

Info

Publication number: WO2016173208A1
Application number: PCT/CN2015/091366
Authority: WO
Inventors: 邸高松
Original assignee: 宇龙计算机通信科技(深圳)有限公司
Priority date: 2015-04-29
Filing date: 2015-09-30
Publication date: 2016-11-03
Also published as: CN105636118B; CN105636118A

Abstract

The present invention provides a method, system and device for computing equivalent load time, load balancing method, system and device, and a base station. The method for computing equivalent load time comprises: acquiring channel quality information corresponding to one component carrier; determining a downlink transmission rate of one radio bearer of the component carrier according to the channel quality information of the component carrier; acquiring a remaining service data packet length corresponding to the radio bearer, wherein the remaining service data packet length is a service data length to be in downlink transmission; determining a specific value by using the remaining service data packet length as a denominator and the downlink transmission rate as a numerator; and determining, according the specific values of all radio bearers, the equivalent load time of the component carrier. The technical solution of the present invention accurately reflects an actual load of a member carrier, thereby increasing the utilization rate of a time domain resource and a frequency domain resource, and quickening the efficiency of data transmission.

Description

Equivalent load time calculation and load balancing method, system, device and base station

Technical field

The present invention relates to the field of communications technologies, and in particular, to a method for calculating an equivalent load time of a component carrier, a system for calculating an equivalent load time of a component carrier, and a load balancing method for a downlink transmission process of service data. And a load balancing system, a load balancing device, and a base station in which the service data is in a downlink transmission process.

Background technique

The downlink load balancing technology mainly includes a circular distribution (CD) technology, a minimum load (LL, Least Load) technology, and a mobile hash (MH, Mobile Hashing), wherein the cyclic distribution technology is a distribution of the users who receive the scheduling. Each member carrier; the minimum load technology is to select the member carrier with the smallest current load when each user accesses; the mobile hashing technique uses a hash function to prevent each user from selecting a component carrier to avoid conflicts and thereby Evenly distributed to each component carrier, at present, the minimum load technology is the mainstream development direction of downlink load balancing technology.

In the related art, the minimum load technique is to count the users on the component carrier when the load of the component carrier is statistically, or to accumulate the remaining data length of each user, and allocate the user data packet to be scheduled to the remaining data packets. Member carrier with the smallest ratio of length to component carrier bandwidth. However, in the actual communication environment, the location and channel conditions of each user are different. The minimum load technology simply represents the size of the load by the number of users or the length of the packet, and does not fully consider the impact of channel quality on the load. The actual load of a member carrier cannot be accurately reflected, resulting in waste of time domain resources and frequency domain resources.

Therefore, a new downlink load balancing scheme is needed to improve the accuracy and rationality of load distribution to improve the utilization efficiency of time domain resources and frequency domain resources, which has become an urgent technical problem to be solved.

Summary of the invention

The invention is based on the above problems, and proposes a calculation scheme of the equivalent load time of the component carrier, a load balancing scheme of the service data in the downlink transmission process, a load device and a base station, and all the radio bearers The ratio of the remaining packet length to the downlink transmission rate determines the equivalent load time, and then determines the component carrier corresponding to the minimum equivalent load time to perform downlink transmission of the service data, accurately reflecting the actual load of the component carrier, thereby improving the time. The utilization of domain resources and frequency domain resources accelerates the efficiency of data transmission.

In view of the above, the present invention provides a method for calculating an equivalent load time of a component carrier, including: acquiring channel quality information corresponding to the one component carrier; and determining the one component according to channel quality information of the one component carrier. a downlink transmission rate of a radio bearer of the carrier; acquiring a length of a remaining service data packet corresponding to the one radio bearer, where the length of the remaining service data packet is a service data length to be downlink transmission; determining, as the remaining service data packet length, a denominator and a ratio of the downlink transmission rate as a numerator; determining an equivalent load time of the one component carrier based on the ratio of all radio bearers.

In the technical solution, the equivalent load time is determined by the ratio of the remaining data packet length and the downlink transmission rate of all radio bearers, which accurately reflects the actual load of the component carrier, thereby improving the utilization of the time domain resource and the frequency domain resource. Rate, speeding up the efficiency of data transmission.

Specifically, after acquiring the channel quality information corresponding to the component carrier, determining a downlink data transmission rate of the radio bearer of each component carrier, in order to achieve the minimum user network average backlog time or the shortest packet stay time, when calculating the component load, Using the remaining service packet length as the denominator and the downlink transmission rate as the numerator, determining the sum of the above ratios, that is, the sum of the ratios of all component loads, the problem of minimizing the component load is converted to the problem of minimizing the load time. Process it.

It is worth noting that when calculating the quantized load and the minimum component load, it is often not a simple accumulation process. Instead, the load increments before and after the user is actually assigned to a component carrier should be compared and selected.

In the above technical solution, preferably, determining, according to channel quality information of the one component carrier, a downlink transmission rate of one radio bearer of the one component carrier, including: determining, according to channel quality information of the one component carrier, Describe a component carrier for the a modulation and coding mode of the service data; determining, according to the modulation to the coding mode, a downlink transmission rate of any one of the radio bearers of the one component carrier.

In the technical solution, the modulation and coding mode of the service data is determined by the channel quality information of the component carrier, and the downlink transmission rate of the radio bearer is accurately determined, wherein the channel quality information includes an average signal to noise ratio, which is determined by the average signal to noise ratio. The modulation and coding mode of the service data, that is, the coding, rate matching, modulation, and mapping processing of the service data in sequence, can quickly determine the downlink transmission rate by acquiring the channel quality information.

In the above technical solution, preferably, determining a modulation and coding manner of the one component carrier for the service data, comprising: determining a signal to noise ratio of the one component carrier according to channel quality information of the one component carrier. And determining, according to the signal to noise ratio, a modulation and coding manner of the one component carrier for the service data.

In the technical solution, by using the rate matching parameter in the signal-to-noise ratio, the downlink transmission rate of the service data on the component carrier can be quickly determined, and the channel quality factor and the service data are comprehensively considered, which more accurately reflects the actual component carrier. load.

In the foregoing technical solution, preferably, determining an equivalent load time of the one component carrier according to the ratio of all radio bearers, including the following steps: performing radio bearers for all downlink transmission processes of the service data. The ratio is accumulated to obtain an equivalent load time sum; the equivalent load time is quantized to obtain the equivalent load time.

In the technical solution, the ratio of the radio bearer is accumulated to obtain the equivalent load time and the equivalent load time and the quantization process are performed to obtain the equivalent load time, which accurately reflects the actual load of the component carrier, thereby improving The utilization of time domain resources and frequency domain resources accelerates the efficiency of data transmission.

The present invention provides a load balancing method for downlink data transmission process, which includes: calculating an equivalent load time corresponding to other component carriers for downlink transmission of the service data according to the calculation method of the equivalent load time of the component carrier. Selecting an equivalent load time of the one component carrier and a minimum equivalent load time of an equivalent load time corresponding to all the other component carriers; determining a component carrier corresponding to the minimum equivalent load time to perform service data Downlink transmission.

In this technical solution, the remaining data packet length and downlink transmission through all radio bearers The ratio of the rate determines the equivalent load time, and then determines the component carrier corresponding to the minimum equivalent load time to perform downlink transmission of the service data, accurately reflects the actual load of the component carrier, thereby improving the utilization of the time domain resource and the frequency domain resource. Rate, speeding up the efficiency of data transmission.

In the above technical solution, preferably, the method further includes: acquiring new service data; using the new service data and the original service data as the service data.

In the technical solution, by using the new service data and the original service data as the service data to obtain the equivalent load time, the minimum component load after the new service data is added can be determined more accurately, that is, the dynamic change of the component load is realized. deal with.

In the above technical solution, the method further includes: after acquiring the new service data, determining a first component carrier and a second component carrier to be used for downlink transmission of the service data; according to any technical solution as described above Calculating a method for calculating an equivalent load time of the component carrier, calculating a first equivalent load time of the first classified carrier before acquiring the new service, and after acquiring the new service by the second classified carrier a second equivalent load time; calculating a third equivalent load time of the first classified carrier after acquiring the new service according to the calculation method of the equivalent load time of the component carrier according to any one of the foregoing technical solutions And determining, by the second classified carrier, a fourth equivalent load time that is added after acquiring the new service; determining a size relationship between the first equivalent load time and the second equivalent load time; When the first equivalent load time is less than the second equivalent load time, determining a magnitude relationship between the increased third equivalent load time and the increased fourth equivalent load time; Determining, when the increased third equivalent load time is greater than or equal to the increased fourth equivalent load time, determining whether the first equivalent load time and the increased third equivalent load time are a time greater than a time between the second equivalent load time and the increased fourth equivalent load time; a time greater than a time at which the first equivalent load time and the increased third equivalent load time are determined Determining, by the second equivalent load time, the time and time of the increased fourth equivalent load time, performing downlink transmission of the service data by using the second component carrier.

The present invention provides a system for calculating an equivalent load time of a component carrier, comprising: an obtaining unit, configured to acquire channel quality information corresponding to the one component carrier; and a determining unit, configured to perform channel quality according to the one component carrier Determining a downlink transmission rate of a radio bearer of the one component carrier; the acquiring unit is further configured to acquire the radio bearer corresponding to the one radio bearer Remaining service data packet length, the remaining service data packet length is a service data length to be downlink transmission; the determining unit is further configured to: determine the remaining service data packet length as a denominator and use the downlink transmission rate as a ratio of numerators; the determining unit is further configured to determine an equivalent load time of the one component carrier according to the ratio of all radio bearers.

In the foregoing technical solution, the determining unit is further configured to: determine a modulation and coding manner of the one component carrier for the service data according to channel quality information of the one component carrier; And determining, according to the modulation to the coding mode, a downlink transmission rate of any one of the radio bearers of the one component carrier.

In the above technical solution, the determining unit is further configured to: determine a signal to noise ratio of the one component carrier according to channel quality information of the one component carrier; the determining unit is further configured to: according to the letter The noise ratio determines a modulation and coding scheme of the one component carrier for the traffic data.

In the above technical solution, preferably, the method further includes: an accumulating unit, configured to accumulate the ratio of all radio bearers for the downlink transmission process of the service data to obtain an equivalent load time sum; and a quantization unit, And performing the quantization process on the equivalent load time to obtain the equivalent load time.

The invention provides a load balancing system for downlink data transmission process, comprising: a calculating unit, configured to calculate another component carrier used for downlink transmission of the service data according to the calculation system of the equivalent load time of the component carrier Corresponding equivalent load time; a selecting unit, configured to select an equivalent load time of the one component carrier and a minimum equivalent load time of an equivalent load time corresponding to all the other component carriers; and a determining unit, configured to determine The component carrier corresponding to the minimum equivalent load time is used for downlink transmission of service data.

In the technical solution, the equivalent load time is determined by the ratio of the remaining data packet length and the downlink transmission rate of all the radio bearers, thereby determining the component carrier corresponding to the minimum equivalent load time to perform downlink transmission of the service data, and accurately reflecting The actual load of the component carrier improves the utilization of time domain resources and frequency domain resources, and accelerates the efficiency of data transmission.

In the above technical solution, preferably, the method further includes: an obtaining unit, configured to acquire new service data; and a merging unit, configured to combine the new service data and the original service data as the service data.

In the foregoing technical solution, preferably, the determining unit is further configured to: after acquiring the new service data, determine a first component carrier and a second component to be used for downlink transmission of the service data The calculation unit is further configured to calculate, according to the calculation system of the equivalent load time of the component carrier according to any one of the foregoing technical solutions, the first equivalent of the first classified carrier before acquiring the new service a load time, and a second equivalent load time of the second classified carrier after acquiring the new service; and a calculation system for calculating an equivalent load time of the component carrier according to any one of the above technical solutions a third equivalent load time added by the first classified carrier after acquiring the new service, and a fourth equivalent load time added by the second classified carrier after acquiring the new service; the load balancing system And a determining unit, configured to determine a size relationship between the first equivalent load time and the second equivalent load time, and configured to determine that the first equivalent load time is less than the second Determining, by the load time, a magnitude relationship between the increased third equivalent load time and the increased fourth equivalent load time; and for determining the increased third equivalent load And greater than or equal to the increased fourth equivalent load time, determining whether the time of the first equivalent load time and the increased third equivalent load time is greater than the second equivalent load time and a time sum of the added fourth equivalent load time; the determining unit is further configured to: determine a time between the first equivalent load time and the increased third equivalent load time and be greater than the second And determining, by the second component carrier, the downlink transmission of the service data by the time and time of the equivalent load time and the increased fourth equivalent load time.

The present invention also provides a load balancing device, comprising: a system for calculating an equivalent load time of a component carrier according to any of the above technical solutions.

The present invention also provides a base station, comprising: a load balancing system for downlink data transmission process according to any one of the foregoing technical solutions.

Through the above technical solution, the equivalent load time is determined by the ratio of the remaining data packet length and the downlink transmission rate of all radio bearers, which accurately reflects the actual load of the component carrier, thereby improving the utilization of the time domain resource and the frequency domain resource. , speed up the efficiency of data transmission.

DRAWINGS

1 shows a schematic flow chart of a method of calculating an equivalent load time of a component carrier according to an embodiment of the present invention;

2 illustrates load of traffic data in a downlink transmission process according to an embodiment of the present invention. Schematic flow chart of the method of balancing;

3 shows a schematic block diagram of a computing system for equivalent load time of component carriers in accordance with an embodiment of the present invention;

4 is a schematic block diagram of a load balancing system of traffic data in a downlink transmission process according to an embodiment of the present invention;

FIG. 5 shows a schematic block diagram of a load balancing device in accordance with an embodiment of the present invention; FIG.

Figure 6 shows a schematic block diagram of a base station in accordance with an embodiment of the present invention;

FIG. 7 shows a schematic flow chart of a load balancing processing method in accordance with an embodiment of the present invention.

detailed description

The present invention will be further described in detail below with reference to the drawings and specific embodiments. It should be noted that the embodiments in the present application and the features in the embodiments may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a full understanding of the invention, but the invention may be practiced otherwise than as described herein. Limitations of the embodiments.

FIG. 1 shows a schematic flow chart of a method of calculating an equivalent load time of a component carrier according to an embodiment of the present invention.

As shown in FIG. 1 , a method for calculating an equivalent load time of a component carrier according to an embodiment of the present invention includes: Step 102: Acquire channel quality information corresponding to the one component carrier; Step 104, according to the one component carrier The channel quality information determines a downlink transmission rate of a radio bearer of the one component carrier; in step 106, the remaining service data packet length corresponding to the one radio bearer is obtained, where the remaining service data packet length is a service data to be downlink transmission Length; step 108, determining a ratio of the remaining service data packet length as a denominator and a downlink transmission rate as a numerator; and step 110, determining an equivalent load time of the one component carrier according to the ratio of all radio bearers .

In the above technical solution, preferably, determining, according to channel quality information of the one component carrier, a downlink transmission rate of one radio bearer of the one component carrier, including: determining, according to channel quality information of the one component carrier, Decoding a coding mode of the component carrier for the service data; determining a downlink transmission rate of any one of all radio bearers of the one component carrier according to the modulation to coding mode.

In the foregoing technical solution, preferably, determining an equivalent load time of the one component carrier according to the ratio of all radio bearers, including the following steps: performing radio bearers for all downlink transmission processes of the service data. The ratio is accumulated to obtain the equivalent load time sum; The equivalent load time is quantized to obtain the equivalent load time.

2 is a schematic flow chart of a load balancing method of traffic data in a downlink transmission process according to an embodiment of the present invention.

As shown in FIG. 2, the load balancing method of the service data in the downlink transmission process according to the embodiment of the present invention includes: Step 202: Calculate the downlink data for the service data according to the calculation method of the equivalent load time of the component carrier. The equivalent load time corresponding to the other component carriers; in step 204, selecting the equivalent load time of the one component carrier and the minimum equivalent load time of the equivalent load times corresponding to all the other component carriers; Step 206, determining The component carrier corresponding to the minimum equivalent load time is used for downlink transmission of service data.

In the above technical solution, the method further includes: after acquiring the new service data, determining a first component carrier and a second component carrier to be used for downlink transmission of the service data; according to any technical solution as described above Calculating a method for calculating an equivalent load time of the component carrier, calculating a first equivalent load time of the first classified carrier before acquiring the new service, and after acquiring the new service by the second classified carrier a second equivalent load time; calculating a third equivalent load time of the first classified carrier after acquiring the new service according to the calculation method of the equivalent load time of the component carrier according to any one of the foregoing technical solutions And the second classified carrier is obtained a fourth equivalent load time that is added after the new service is taken; determining a size relationship between the first equivalent load time and the second equivalent load time; determining that the first equivalent load time is less than the a second equivalent load time, determining a magnitude relationship between the increased third equivalent load time and the increased fourth equivalent load time; determining that the increased third equivalent load time is greater than or equal to When the fourth equivalent load time is increased, determining whether the time of the first equivalent load time and the increased third equivalent load time is greater than the second equivalent load time and the increased number a time sum of four equivalent load times; a time at which the first equivalent load time and the increased third equivalent load time are determined, and a time greater than the second equivalent load time and the fourth increase The time and time of the payload time is determined to perform downlink transmission of the service data by using the second component carrier.

3 is a schematic block diagram of a computing system for equivalent load time of a component carrier according to an embodiment of the present invention.

As shown in FIG. 3, the calculation system 300 for the equivalent load time of a component carrier according to an embodiment of the present invention includes: an obtaining unit 302, configured to acquire channel quality information corresponding to the one component carrier; and a determining unit 304, Determining a downlink transmission rate of a radio bearer of the one component carrier according to the channel quality information of the one component carrier; the acquiring unit 302 is further configured to acquire a length of a remaining service data packet corresponding to the one radio bearer, where The length of the remaining service data packet is the length of the service data to be downlinked; the determining unit 304 is further configured to: determine a length of the remaining service data packet as a denominator and a ratio of the downlink transmission rate as a numerator; the determining The unit 304 is further configured to determine an equivalent load time of the one component carrier according to the ratio of all radio bearers.

Specifically, after acquiring the channel quality information corresponding to the component carrier, determining a downlink data transmission rate of the radio bearer of each component carrier, in order to achieve the minimum user network average backlog time or the shortest packet stay time, when calculating the component load, Using the remaining service packet length as the denominator and the downlink transmission rate as the numerator, determining the sum of the above ratios, that is, the sum of the ratios of all component loads, converts the problem of minimizing the component load to minimize the negative The problem of loading time is handled.

In the foregoing technical solution, the determining unit 304 is further configured to: determine, according to channel quality information of the one component carrier, a modulation and coding manner of the one component carrier for the service data; the determining unit 304 And for determining, according to the modulation to coding mode, a downlink transmission rate of any one of all radio bearers of the one component carrier.

In the above technical solution, the determining unit 304 is further configured to determine a signal to noise ratio of the one component carrier according to channel quality information of the one component carrier; the determining unit 304 is further configured to: The signal to noise ratio determines a modulation and coding scheme for the service data of the one component carrier.

In the above technical solution, preferably, the method further includes: an accumulating unit 306, configured to accumulate the ratio of all radio bearers for the downlink transmission process of the service data to obtain an equivalent load time sum; and the quantization unit 308 And performing quantization processing on the equivalent load time to obtain the equivalent load time.

FIG. 4 illustrates load of traffic data in a downlink transmission process according to an embodiment of the present invention. A schematic block diagram of the system.

As shown in FIG. 4, the load balancing system 400 of the downlink data transmission process according to the embodiment of the present invention includes: a calculating unit 402, configured to calculate, according to the calculation system of the equivalent load time of the component carrier, The equivalent load time corresponding to the other component carriers of the downlink transmission of the service data; the selecting unit 404, configured to select an equivalent load time of the one component carrier and a minimum of the equivalent load times corresponding to all the other component carriers The determining unit 406 is configured to determine a component carrier corresponding to the minimum equivalent load time to perform downlink transmission of service data.

In the above technical solution, preferably, the method further includes: an obtaining unit 408, configured to acquire new service data, and a merging unit 410, configured to combine the new service data and the original service data as the service data.

In the foregoing technical solution, the determining unit 406 is further configured to: after acquiring the new service data, determine a first component carrier and a second component carrier to be used for downlink transmission of the service data; The calculating unit 402 is further configured to calculate, according to the calculation system of the equivalent load time of the component carrier according to any one of the foregoing technical solutions, the first equivalent load time of the first classified carrier before acquiring the new service, And calculating, by the second classification carrier, a second equivalent load time after acquiring the new service; and calculating a system for calculating an equivalent load time of the component carrier according to any one of the foregoing technical solutions. a third equivalent load time added by the classifier carrier after acquiring the new service, and a fourth equivalent load time added by the second classifier carrier after acquiring the new service; the load balancing system 400 further The determining unit 412 is configured to determine a size relationship between the first equivalent load time and the second equivalent load time, and to determine that the first equivalent load time is less than Said second time equivalent load And determining a magnitude relationship between the increased third equivalent load time and the increased fourth equivalent load time; and for determining that the increased third equivalent load time is greater than or equal to the increase a fourth equivalent load time, determining whether the time of the first equivalent load time and the increased third equivalent load time is greater than the second equivalent load time and the fourth equivalent of the increase a time sum of the load time; the determining unit 406 is further configured to: determine a time between the first equivalent load time and the increased third equivalent load time and be greater than the second equivalent load time Determining the time and time of the added fourth equivalent load time, determining to perform downlink transmission of the service data by using the second component carrier.

As shown in FIG. 5, a load balancing device 500 according to an embodiment of the present invention includes: an equivalent load time calculation system 300 of a component carrier according to any of the above technical solutions.

As shown in FIG. 6, a base station 600 according to an embodiment of the present invention includes: a load balancing system 400 in which a service data is in a downlink transmission process according to any one of the foregoing technical solutions.

As shown in FIG. 7, the load balancing processing method according to the embodiment of the present invention includes: Step 702: Calculate the remaining time of each user according to the number of users on the component carriers and the remaining packet length and the modulation and coding manner; Find the user with the shortest time, record its time, the number of users --- step 706, determine whether the remaining packet length of the user is not zero; step 708, update the remaining time of the user.

Specifically, the calculation algorithm of the equivalent load of the component carrier is:

Where L is the length of the remaining service data packet, n _{K, the} downlink transmission rate of the _AMC , and S and Q are the rate influence factors.

Table 1 Description of Variables for Improved Load Balancing Mechanism

Specifically, if t _A < t _B , if ΔT _A < ΔT _B , member carrier A is selected, otherwise, if ΔT _{A -} ΔT _B > t _{B -} t _A , member carrier B is selected, if ΔT _{A -} ΔT _B ≤ t _{B -} t _A , then select component carrier A.

If t _A > t _B , if ΔT _A > ΔT _B , member carrier B is selected, otherwise, if ΔT _{B -} ΔT _A > t _{A -} t _B , member carrier A is selected, if ΔT _{B -} ΔT _A ≤ t _A -t _B , then select component carrier B.

From the above analysis, it is known that ΔT _A - ΔT _B + (t _{A -} t _B ) < 0, member carrier A is selected, ΔT _{A -} ΔT _B + (t _{A -} t _B ) ≥ 0, and component carrier B is selected.

The technical solution of the present invention is described in detail above with reference to the accompanying drawings. In the related art, a new downlink load balancing scheme is needed to improve the accuracy and rationality of load distribution to improve the utilization efficiency of time domain resources and frequency domain resources. Technical Problem, the present invention proposes a calculation scheme of equivalent load time of component carriers, a load balancing scheme of service data in a downlink transmission process, a load device and a base station, and the remaining data through all radio bearers The ratio of the packet length to the downlink transmission rate determines the equivalent load time, and then determines the component carrier corresponding to the minimum equivalent load time to perform downlink transmission of the service data, accurately reflecting the actual load of the component carrier, thereby improving the time domain resource and The utilization of frequency domain resources accelerates the efficiency of data transmission.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes can be made to the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and scope of the present invention are intended to be included within the scope of the present invention.

Claims

A method for calculating an equivalent load time of a component carrier, where the component carrier is used for a downlink transmission process of service data, and the method includes:

Obtaining channel quality information corresponding to the one component carrier;

Determining, according to channel quality information of the one component carrier, a downlink transmission rate of one radio bearer of the one component carrier;

Obtaining a length of a remaining service data packet corresponding to the one radio bearer, where the length of the remaining service data packet is a length of service data to be downlink transmitted;

Determining a ratio of the remaining service data packet length as a denominator and the downlink transmission rate as a numerator;

The equivalent load time of the one component carrier is determined based on the ratio of all radio bearers.
The method for calculating an equivalent load time of a component carrier according to claim 1, wherein determining a downlink transmission rate of a radio bearer of the one component carrier according to channel quality information of the one component carrier includes the following steps :

Determining, according to channel quality information of the one component carrier, a modulation and coding manner of the one component carrier for the service data;

Determining a downlink transmission rate of any one of all radio bearers of the one component carrier according to the modulation to coding mode.
The method for calculating an equivalent load time of a component carrier according to claim 2, wherein determining a modulation and coding manner of the one component carrier for the service data comprises the following steps:

Determining a signal to noise ratio of the one component carrier according to channel quality information of the one component carrier;

Demodulating and encoding the service data of the one component carrier according to the signal to noise ratio.
The method for calculating an equivalent load time of a component carrier according to claim 3, wherein an equivalent negative of said one component carrier is determined according to said ratio of all radio bearers Loading time, including the following steps:

And accumulating the ratio of all radio bearers for the downlink transmission process of the service data to obtain an equivalent load time sum;

The equivalent load time is quantized to obtain the equivalent load time.
A load balancing method for service data in a downlink transmission process, where the component carrier is used for a downlink transmission process of service data, and the method includes:

Calculating an equivalent load time corresponding to other component carriers for downlink transmission of the service data according to a method for calculating an equivalent load time of a component carrier according to any one of claims 1 to 4;

Selecting an equivalent load time of the one component carrier and a minimum equivalent load time of an equivalent load time corresponding to all the other component carriers;

Determining the component carrier corresponding to the minimum equivalent load time for downlink transmission of service data.
The load balancing method of the service data in the downlink transmission process according to claim 5, further comprising:

Obtain new business data;

The new business data and the original business data are taken as business data.
The load balancing method of the service data in the downlink transmission process according to claim 6, further comprising:

After acquiring the new service data, determining a first component carrier and a second component carrier to be used for downlink transmission of the service data;

Calculating a first equivalent load time of the first classified carrier before acquiring the new service according to a method for calculating an equivalent load time of a component carrier according to any one of claims 1 to 4, and the a second equivalent load time of the second classified carrier after acquiring the new service;

Calculating a third equivalent load time that the first classified carrier increases after acquiring the new service according to a method for calculating an equivalent load time of a component carrier according to any one of claims 1 to 4, and a fourth equivalent load time added by the second classified carrier after acquiring the new service;

Determining a magnitude relationship between the first equivalent load time and the second equivalent load time;

When determining that the first equivalent load time is less than the second equivalent load time, determining a magnitude relationship between the increased third equivalent load time and the increased fourth equivalent load time;

Determining a time sum of the first equivalent load time and the increased third equivalent load time when determining that the increased third equivalent load time is greater than or equal to the increased fourth equivalent load time Whether it is greater than a sum of time of the second equivalent load time and the increased fourth equivalent load time;

Determining a time when determining the first equivalent load time and the increased third equivalent load time and a time greater than the second equivalent load time and the increased fourth equivalent load time Performing downlink transmission of the service data by using the second component carrier.
A system for calculating an equivalent load time of a component carrier, wherein the component carrier is used for a downlink transmission process of service data, and the method includes:

An acquiring unit, configured to acquire channel quality information corresponding to the one component carrier;

a determining unit, configured to determine, according to channel quality information of the one component carrier, a downlink transmission rate of one radio bearer of the one component carrier;

The acquiring unit is further configured to: obtain a length of a remaining service data packet corresponding to the one radio bearer, where the length of the remaining service data packet is a length of service data to be downlink transmitted;

The determining unit is further configured to determine a ratio of the remaining service data packet length as a denominator and the downlink transmission rate as a numerator;

The determining unit is further configured to determine an equivalent load time of the one component carrier according to the ratio of all radio bearers.
The calculation system of the equivalent load time of the component carrier according to claim 8, wherein the determining unit is further configured to determine, according to channel quality information of the one component carrier, the one component carrier Modulation coding mode of service data;

The determining unit is further configured to determine, according to the modulation to coding mode, a downlink transmission rate of any one of the radio bearers of the one component carrier.
The calculation system of the equivalent load time of the component carrier according to claim 9, wherein the determining unit is further configured to determine a signal to noise ratio of the one component carrier according to channel quality information of the one component carrier;

The determining unit is further configured to determine, according to the signal to noise ratio, a pair of the one component carrier Modulation and coding mode of the service data.
The calculation system of the equivalent load time of the component carrier according to claim 10, further comprising:

An accumulating unit, configured to accumulate the ratio of all radio bearers used for the downlink transmission process of the service data to obtain an equivalent load time sum;

And a quantization unit configured to perform quantization processing on the equivalent load time to obtain the equivalent load time.
A load balancing system for service data in a downlink transmission process, where the component carrier is used for a downlink transmission process of service data, and the method includes:

a calculating unit, configured to calculate, according to the calculation system of the equivalent load time of the component carrier according to any one of claims 8 to 11, an equivalent load time corresponding to another component carrier of the downlink transmission of the service data;

a selecting unit, configured to select an equivalent load time of the one component carrier and a minimum equivalent load time of an equivalent load time corresponding to all the other component carriers;

And a determining unit, configured to determine a component carrier corresponding to the minimum equivalent load time to perform downlink transmission of service data.
The load balancing system of the service data in the downlink transmission process according to claim 12, further comprising:

An obtaining unit for acquiring new business data;

a merging unit, configured to combine the new service data and the original service data as service data.
The load balancing system of the service data in the downlink transmission process according to claim 13, wherein the determining unit is further configured to: after acquiring the new service data, determine, to be used for downlink transmission of the service data a first component carrier and a second component carrier;

The calculating unit is further configured to calculate, according to the calculation system of the equivalent load time of the component carrier according to any one of claims 8 to 11, the first class of the first class carrier before acquiring the new service, etc. a payload time, and a second equivalent load time of the second classified carrier after acquiring the new service;

Equivalent load for component carriers according to any one of claims 8 to 11 An inter-calculation system calculates a third equivalent load time that is added by the first classified carrier after acquiring the new service, and a fourth equivalent load time that is added after the second classified carrier acquires the new service;

The load balancing system further includes:

a determining unit, configured to determine a size relationship between the first equivalent load time and the second equivalent load time;

And determining, when determining that the first equivalent load time is less than the second equivalent load time, determining a magnitude relationship between the increased third equivalent load time and the increased fourth equivalent load time;

Determining, when determining that the increased third equivalent load time is greater than or equal to the increased fourth equivalent load time, determining the first equivalent load time and the increased third equivalent load time Whether the time sum is greater than a time sum of the second equivalent load time and the increased fourth equivalent load time;

The determining unit is further configured to: determine a time of the first equivalent load time and the increased third equivalent load time, and a time greater than the second equivalent load time and the fourth equivalent of the increase The time and time of the load time is determined to perform downlink transmission of the service data by using the second component carrier.
A load balancing device, comprising: a system for calculating an equivalent load time of a component carrier according to any one of claims 8 to 11.
A base station, comprising: a load balancing system in which a service data according to any one of claims 12 to 14 is in a downlink transmission process.