CN102316571B - Slot allocation method under mixed service identical networking and radio network controller - Google Patents

Slot allocation method under mixed service identical networking and radio network controller Download PDF

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Publication number
CN102316571B
CN102316571B CN201010221382.2A CN201010221382A CN102316571B CN 102316571 B CN102316571 B CN 102316571B CN 201010221382 A CN201010221382 A CN 201010221382A CN 102316571 B CN102316571 B CN 102316571B
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China
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described
business
access service
power
data access
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CN201010221382.2A
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Chinese (zh)
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CN102316571A (en
Inventor
王建
曹凯华
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中兴通讯股份有限公司
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Publication of CN102316571A publication Critical patent/CN102316571A/en
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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/30TPC using constraints in the total amount of available transmission power
    • H04W52/34TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading
    • H04W52/346TPC management, i.e. sharing limited amount of power among users or channels or data types, e.g. cell loading distributing total power among users or channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W28/00Network traffic or resource management
    • H04W28/16Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
    • H04W28/24Negotiating SLA [Service Level Agreement]; Negotiating QoS [Quality of Service]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/18TPC being performed according to specific parameters
    • H04W52/26TPC being performed according to specific parameters using transmission rate or quality of service QoS [Quality of Service]
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/18TPC being performed according to specific parameters
    • H04W52/28TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission
    • H04W52/286TPC being performed according to specific parameters using user profile, e.g. mobile speed, priority or network state, e.g. standby, idle or non transmission during data packet transmission, e.g. high speed packet access [HSPA]

Abstract

The invention discloses the slot allocation method under a kind of mixed service identical networking and radio network controller.Described method comprises: radio network controller judges whether that appearance first business mixes scene with the user of the second business, and wherein, described first business exists interference to described second business under user mixes scene; Described radio network controller, when appearance first business mixes scene with the user of the second business, adjusts the single carrier transmitting power of described first business, makes described first business be less than a predetermined threshold value to the interference of described second business under user mixes scene.The single carrier transmitting power of the present invention to the first business adjusts, and can make the performance that can ensure again its data business while the first business is controlled to periphery second traffic interference, can the performance of the entire network of effective guarantee mixed service identical networking system.

Description

Slot allocation method under mixed service identical networking and radio network controller

Technical field

The present invention relates generally to moving communicating field, refers to the slot allocation method under a kind of high-speed down data access service of time division synchronous code division multiple access communication system and speech business mixing identical networking and radio network controller especially.

Background technology

Along with TD SDMA (TD-SCDMA, TimeDivision-SynchronousCodeDivisionMultipleAccess) in communication system networking process, the introducing of high-speed down data access service, Traffic Channel HS-PDSCH (the High-SpeedPhysicalDownlinkSharedChannel of high-speed down data access service, High-Speed Physical Downlink Shared Channel) may issue with larger transmitting power, simultaneously because Traffic Channel lacks the treatment mechanism of rapid power control, and intra-cell users dynamic dispatching can bring interference environment fluctuation, carrying high-speed down data access (HSDPA, HighSpeedDownlinkPacketAccess) may there is larger interference to the user of periphery carry voice traffic (R4 business) in these users of business, cause voice user's cell transmit power to rise rapidly, thus will directly cause the sharply deterioration of high-speed down data access service and speech business mixing identical networking overall performance.

In the prior art, there is slot allocation method under the identical networking of single type business (high-speed down data access service or speech business) to be applied in the code division multiple address communication system of time division synchronous and avoided this disturb worsens.Such as: a kind of slot allocation method of single type business identical networking is in the identical time slot on a carrier wave, different districts only has single type business to exist, and namely only there is a kind of identical services type (high-speed down data access service or speech business) at whole net.

The application of these methods does not relate in the identical time slot on a carrier wave, user's (high-speed down data access service and speech business) of different kinds of business can be accessed in different districts, and do not consider the high-speed down data access service that accesses and the impact that brings due to the difference in transmitting power treatment mechanism of speech business, and this networking mode compares solidification.

Along with the uncertainty of intra-cell traffic demand, when occurring that different service types demand difference changes, the drawback of this fixing time slot allocation mode mixed networking is adopted to manifest.

Summary of the invention

The present invention proposes slot allocation method under a kind of high-speed down data access service of time division synchronous code division multiple access communication system and speech business mixing identical networking and radio network controller, the single carrier transmitting power of the first business is adjusted, the performance that can ensure again its data business while the first business is controlled to periphery second traffic interference can be made, can the performance of the entire network of effective guarantee mixed service identical networking system.

Technical scheme of the present invention is achieved in that

A slot allocation method under mixed service identical networking, comprising:

Radio network controller judges whether that appearance first business mixes scene with the user of the second business, and wherein, described first business exists interference to described second business under user mixes scene;

Described radio network controller, when appearance first business mixes scene with the user of the second business, adjusts the single carrier transmitting power of described first business, makes described first business be less than a predetermined threshold value to the interference of described second business under user mixes scene.

Preferably, described first business is high-speed down data access service, and described second business is speech business.

Preferably, described radio network controller judges whether that appearance first business mixes scene with the user of the second business and is specially:

Described radio network controller arranges cell initial access service types;

Described radio network controller judges that whether the actual access service types in community is identical with the cell initial access service types of setting, when the actual access service types in community is not identical with the cell initial access service types of setting, then occur that high-speed down data access service mixes scene with the user of speech business.

Preferably, the single carrier transmitting power of described first business of described adjustment is specially:

Described radio network controller judges whether the single carrier transmitting power of described high-speed down data access service is greater than a power adjustment thresholding;

If the single carrier transmitting power of described high-speed down data access service is greater than described power adjustment thresholding, then described radio network controller reduces the single carrier transmitting power of described high-speed down data access service;

Otherwise described radio network controller improves the single carrier transmitting power of described high-speed down data access service.

Preferably, the single carrier transmitting power that described radio network controller reduces described high-speed down data access service is specially:

Described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;

The single carrier transmitting power that described radio network controller improves described high-speed down data access service is specially:

Described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding.

Preferably, the single carrier transmitting power that described radio network controller reduces described high-speed down data access service specifically comprises to described power adjustment thresholding:

Described radio network controller judges whether described power adjustment thresholding is greater than a minimum emissive power;

If described power adjustment thresholding is greater than described minimum emissive power, then described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;

Otherwise described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described minimum emissive power.

Preferably, the single carrier transmitting power that described radio network controller improves described high-speed down data access service specifically comprises to described power adjustment thresholding:

Described radio network controller judges whether described power adjustment thresholding is less than a maximum transmission power;

If described power adjustment thresholding is less than described maximum transmission power, then described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;

Otherwise described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described maximum transmission power.

Preferably, described power adjustment thresholding is speech business sector average transmit power.

A kind of radio network controller, for the time slot allocation under mixed service identical networking, comprising:

First judge module, for judging whether that appearance first business mixes scene with the user of the second business, wherein, there is interference to described second business in described first business under user mixes scene;

First adjusting module, for when appearance first business mixes scene with the user of the second business, adjusts the single carrier transmitting power of described first business, makes described first business be less than a predetermined threshold value to the interference of described second business under user mixes scene.

Preferably, described first business is high-speed down data access service, and described second business is speech business.

Preferably, described first judge module comprises:

Module is set, for arranging cell initial access service types;

Second judge module, for judging that whether the actual access service types in community is identical with the cell initial access service types of setting, when the actual access service types in community is not identical with the cell initial access service types of setting, then occur that high-speed down data access service mixes scene with the user of speech business.

Preferably, described first adjusting module comprises:

3rd judge module, for judging whether the single carrier transmitting power of described high-speed down data access service is greater than a power adjustment thresholding;

Second adjusting module, during for being greater than described power adjustment thresholding in the single carrier transmitting power of described high-speed down data access service, reduces the single carrier transmitting power of described high-speed down data access service;

3rd adjusting module, during for being not more than described power adjustment thresholding in the single carrier transmitting power of described high-speed down data access service, improves the single carrier transmitting power of described high-speed down data access service.

Preferably, described second adjusting module comprises:

4th judge module, for judging whether described power adjustment thresholding is greater than a minimum emissive power;

4th adjusting module, for when described power adjustment thresholding is greater than described minimum emissive power, reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;

5th adjusting module, for when described power adjustment thresholding is not more than described minimum emissive power, reduces the single carrier transmitting power of described high-speed down data access service to described minimum emissive power;

Described 3rd adjusting module comprises:

5th judge module, for judging whether described power adjustment thresholding is less than a maximum transmission power;

6th adjusting module, for when described power adjustment thresholding is less than described maximum transmission power, improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;

7th adjusting module, for when described power adjustment thresholding is not less than described maximum transmission power, improves the single carrier transmitting power of described high-speed down data access service to described maximum transmission power.

Technical scheme of the present invention occur carrying first business and the second business mix scene time, by adjusting the single carrier transmitting power of the first business, the performance that can ensure again its data business while the first business is controlled to periphery second traffic interference can be made, can the performance of the entire network of effective guarantee mixed service identical networking system.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.

Fig. 1 is the schematic flow sheet of slot allocation method first embodiment under a kind of mixed service identical networking of the present invention;

Fig. 2 is the schematic flow sheet of slot allocation method second embodiment under a kind of mixed service identical networking of the present invention;

Fig. 3 is the schematic diagram introducing the R4 sector down transmitting power that different single carrier transmitting power is corresponding before and after HSDPA business;

Fig. 4 is the schematic diagram of HSDPA community average throughput corresponding to the present invention's single carrier transmitting power different from prior art two schemes;

Fig. 5 is the structural representation of a kind of radio network controller first of the present invention embodiment.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.

It should be noted that, in the following embodiment of the present invention, be all for the first business be high-speed down data access service, the second business is described for speech business, but those skilled in the art should understand that, described first business is not limited in high-speed down data access service, described second business is also not limited in speech business, as long as the two kinds of different business that there is interference under user mixes scene are all suitable for technical scheme of the present invention, therefore therefore scope of the present invention can not be limited.

With reference to Fig. 1, show the schematic flow sheet of slot allocation method first embodiment under a kind of mixed service identical networking of the present invention, comprising:

Step S110, judge whether to occur that high-speed down data access service mixes scene with the user of speech business.

In the identical time slot of the embodiment of the present invention on a carrier wave, the initial access service types in different districts is set to voice-bearer R4 business or high-speed down data access HSDPA business, the actual access service types in Zai Jiang community and community arrange initial access service types and compare, thus judge whether to occur that carrying HSDPA business mixes scene with the user of R4 business.

Described step S110 specifically comprises:

Step S111, cell initial access service types is set.

Configure in the identical time slot on a carrier wave by radio network controller (RNC, RadioNetworkController) backstage, the initial access service types in different districts is set to carrying R4 business or HSDPA business.

Step S112, judge that whether the actual access service types in community is identical with the cell initial access service types of setting.

When the actual access service types in community is not identical with the cell initial access service types of setting, then judge to occur that high-speed down data access service mixes scene with the user of speech business.

Step S120, adjustment thresholding adjust the single carrier transmitting power of described high-speed down data access service.

Described radio network controller is when occurring that high-speed down data access service mixes scene with the user of speech business, adjust the single carrier transmitting power of described high-speed down data access service, make described high-speed down data access service be less than a predetermined threshold value to the interference of institute's voice traffic under user mixes scene.Described predetermined threshold value can limit according to actual conditions and user's request, and the present invention does not limit this.

Described radio network controller, when occurring that high-speed down data access service mixes scene with the user of speech business, can adjust the single carrier transmitting power of described high-speed down data access service according to a power adjustment thresholding.

In addition, described radio network controller can also adjust the single carrier transmitting power of described high-speed down data access service under user mixes scene to the interference feedback parameter of institute's voice traffic according to described high-speed down data access service.

Described power adjustment thresholding can be determined by system emulation or actual test, and the present embodiment does not carry out any restriction to this, and in the present embodiment, described power adjustment thresholding is preferably speech business sector average transmit power.

It should be noted that, adjust the single carrier transmitting power of described high-speed down data access service according to a power adjustment thresholding in the present embodiment, refer to that the single carrier transmitting power of described high-speed down data access service and described power adjust thresholding when there is gap, during as being greater than 0.5dBm or other numerical value, improving according to described power adjustment thresholding or reducing the single carrier transmitting power of described high-speed down data access service.When single carrier transmitting power and the described power of described high-speed down data access service adjust thresholding there is not gap (equal) or gap is less time, during as being less than 0.1dBm or other numerical value, then can not need the single carrier transmitting power adjusting described high-speed down data access service.

Technical scheme of the present invention occur carrying high-speed down data access service and speech business mix scene time, adjust according to the single carrier transmitting power of a rational power threshold to high-speed down data access service, can make row data access service at high speeds to periphery speech business disturb controlled while can ensure again the performance of its data business, can the performance of the entire network of effective guarantee mixed service identical networking system.

With reference to Fig. 2, show the schematic flow sheet of slot allocation method second embodiment under a kind of mixed service identical networking of the present invention, comprising:

Step S210, judge whether actual access user type is speech business.

Judge that whether the actual access in current different districts is the user of carry voice traffic by radio network controller, if so, then enter step S220, otherwise enter step S230.

Step S220, judge whether cell initial access service types is set to carry voice traffic.

Judge in the identical time slot on a carrier wave by radio network controller, whether the initial access service types in different districts is set to carry voice traffic, if so, then illustrate and do not occur that high-speed down data access service mixes scene with the user of speech business, enter step S270; Otherwise, illustrate and occur that high-speed down data access service mixes scene with the user of speech business, enter step S240.

Step S230, judge whether cell initial access service types is set to carrying high-speed down data access HSDPA business.

Judge in the identical time slot on a carrier wave by radio network controller, whether the initial access service types in different districts is set to carrying HSDPA business, if so, then illustrate and do not occur that high-speed down data access service mixes scene with the user of speech business, enter step S270; Otherwise, illustrate and occur that high-speed down data access service mixes scene with the user of speech business, enter step S240.

Step S240, judge whether the single carrier transmitting power of high-speed down data access HSDPA business is greater than power adjustment thresholding.

Judge whether the single carrier transmitting power of now HSDPA business is greater than a power and adjusts thresholding, if so, then enters step S250 by radio network controller; Otherwise enter step S260.Described power adjustment thresholding can be determined by system emulation or actual test, and the present embodiment does not carry out any restriction to this, and in the present embodiment, described power adjustment thresholding is preferably speech business sector average transmit power.

Step S250, reduce the single carrier transmitting power of described high-speed down data access service.

If the single carrier transmitting power of described high-speed down data access service is greater than described power adjustment thresholding, then described radio network controller reduces the single carrier transmitting power of described high-speed down data access service.

Preferably, described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding.The single carrier transmission power level of now high-speed down data access service is removed to reduce by following certain principle (such as: the difference adjusting thresholding by the single carrier transmitting power of now high-speed down data access service and power).

Further, described step S250 comprises:

Step S251, described radio network controller judge whether described power adjustment thresholding is greater than a minimum emissive power.

If step S252 described power adjustment thresholding is greater than described minimum emissive power, then described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding.

If step S253 described power adjustment thresholding is not more than described minimum emissive power, then described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described minimum emissive power.

That is, if the minimum emissive power that the HSDPA business sheet carrier transmit performance number after reducing allows lower than equipment, then HSDPA business sheet carrier transmit performance number is set to the minimum emissive power that equipment allows, to ensure that the HSDPA business sheet carrier transmit performance number after reducing is not less than the minimum emissive power of equipment permission, enter step S270.

Step S260, improve the single carrier transmitting power of described high-speed down data access service.

If the single carrier transmitting power of described high-speed down data access service is not more than described power adjustment thresholding, then described radio network controller improves the single carrier transmitting power of described high-speed down data access service.

Preferably, described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding.The single carrier transmission power level of now high-speed down data access service is removed to improve by following certain principle (such as: by the difference of power adjustment thresholding with the now single carrier transmitting power of high-speed down data access service).

Further, described step S260 comprises:

Step S261, described radio network controller judge whether described power adjustment thresholding is less than a maximum transmission power.

If step S262 described power adjustment thresholding is less than described maximum transmission power, then described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding

If step S263 described power adjustment thresholding is not less than described maximum transmission power, then described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described maximum transmission power.

That is, if the maximum transmission power that the HSDPA business sheet carrier transmit performance number after improving allows higher than equipment, then HSDPA business sheet carrier transmit performance number is set to the maximum transmission power that equipment allows, to ensure that the HSDPA business sheet carrier transmit performance number after improving is not higher than the maximum transmission power that equipment allows, and enters step S270.

Step S270, to exit.

It should be noted that, what various embodiments of the present invention described is slot allocation method under single carrier high-speed down data access service and speech business mixing identical networking, expansion is applicable to the time slot allocation under multi carrier wave high-speed downlink data access business and speech business mixing identical networking, and wherein each carrier wave of multicarrier is all by flow performing embodiment illustrated in fig. 2.

In the identical time slot of the present embodiment technical scheme on a carrier wave, the initial access service types in different districts is set to speech business or HSDPA business, again actual access service types is compared with the cell initial access service types of setting, when occurring that carrying HSDPA business mixes scene with the user of speech business, by judging whether the single carrier transmitting power of now high-speed down data access service is greater than power adjustment thresholding, the adjustment improving or reduce is made according to the single carrier transmission power level of a rational threshold value to high-speed down data access service, thus controlling the performance that can ensure again its data business while high-speed down data access service disturbs periphery speech business, can the mixing of effective guarantee different business with the performance of the entire network of frequently system, technical solution of the present invention is applicable to tdd systems, possesses versatility.

Below according to the simulated conditions of table 1 and table 2, introduce R4 business all cell downlinks average transmit power change before and after HSDPA business under contrast different transmission power, introduce average throughput change in the whole network HSDPA community before and after R4 business and describe technique effect of the present invention in detail.

Parameter name Value Type of site frequency type Directing Station is with frequently Station spacing 600, unit rice Propagation model 133.67+33.59*log(dKm) Cell topology 19 base stations form 1 bunch, totally 57 sectors HSDPA single carrier transmitting power (dBm) 27/30/34 Terminal antenna gain (dBi) 0 Terminal antenna height 1.5 rice Smart antenna model 8 antenna linear arrays, three-dimensional Angle of declination Upper 3dB aims at cell edge Receiver noise factor (dB) 8 Receiver noise (dBm) -104.9 Single antenna gain, orientation (dBi) 15 DOA evaluated error 0 degree Line loss (dB) 2 Online user number 8 Time slot configuration 2:4

Table 1:HSDPA business simulating optimum configurations

Parameter name Descending Type of site frequency point setting Directing Station is with frequently Station spacing 600, unit rice Propagation model 133.67+33.59*log(dKm) Cell topology 19 base stations form 1 bunch, totally 57 sectors Every community UE number 8 Cell transmit power (dBm) 34 Power coefficient 0.25 Smart antenna model 8 antenna linear arrays, three-dimensional Angle of declination Upper 3dB aims at cell edge Human body loss (dB) 3 Receiver noise (dBm) -104.9 Receiver demodulation SIR (dB) 8.5 Single antenna gain, orientation (dBi) 15 Line loss (dB) 1 Power control headroom (dB) 1 Shadow fading standard deviation (dB) 7 The activation of service factor 0.6

Table 2:R4 business simulating optimum configurations

With reference to Fig. 3, Fig. 4, wherein, Fig. 3 is the schematic diagram introducing the R4 sector down transmitting power that different single carrier transmitting power is corresponding before and after HSDPA business; Fig. 4 is the schematic diagram of HSDPA community average throughput corresponding to the present invention's single carrier transmitting power different from prior art two schemes.

In Fig. 3, " pure R4 sector down transmitting power mean value 31.845dBm " represents that R4 business sector transmission power mean value is approximately 31.845dBm under pure R4 business (single type business) scene; " HSDPA27-R4 sector down transmitting power mean value 30.693dBm " represents when introducing HSDPA business sheet carrier transmit power 27dBm, when HSDPA and R4 business with frequency with time slot different districts, R4 business sector transmission power mean value is approximately 30.693dBm; " HSDPA30-R4 sector down transmitting power mean value 31.408dBm " represents when introducing HSDPA business sheet carrier transmit power 30dBm, when HSDPA and R4 business with frequency with time slot different districts, R4 business sector transmission power mean value is approximately 31.408dBm; " HSDPA34-R4 sector down transmitting power mean value 32.396dBm " represents when introducing HSDPA business sheet carrier transmit power 34dBm, when HSDPA and R4 business with frequency with time slot different districts, R4 business sector transmission power mean value is approximately 32.396dBm.

Contrasted from curve data in Fig. 3, when introduce the power setting of HSDPA business sheet carrier transmit be 27 and 30dBm time, R4 business sector transmission power mean value is all little than R4 business sector transmission power mean value under pure R4 business (single type business) scene, and the interference that therefore under the interference ratio pure R4 business scenario that is subject to of R4 business, R4 business is subject to is little; When the power setting of introducing HSDPA business sheet carrier transmit is 34dBm, R4 business sector transmission power mean value is larger than R4 business sector transmission power mean value under pure R4 business (single type business) scene, and the interference that therefore under interference ratio pure R4 business (single type business) scene that is subject to of R4 business, R4 business is subject to is large.

In order to when ensureing HSDPA and R4 mix of traffic identical networking, R4 service feature does not decline, HSDPA business sheet carrier transmit power should be not more than R4 business sector transmission power mean value (31.845dBm).

" general approach " in Fig. 4 refers to the scheme of prior art, " the present invention program " expression introduces R4 business with frequency with when time slot different districts at HSDPA and R4, when HSDPA business sheet carrier transmit performance number brings up to 34dBm by 27dBm, when pure HSDPA business (single type business) scene represented compared to " general approach ", the former HSDPA community average throughput value increases gradually, but composition graphs 3 is known, when introducing HSDPA business sheet carrier transmit performance number and being excessive, the interference that the interference that R4 business is subject to can be subject to than R4 business under pure R4 business scenario is large, can cause for the same system performance of the entire network frequently of different service types mixing and have a strong impact on.

Can find out, if power is adjusted in the present invention program thresholding when being set to speech business sector average transmit power, can successful implementation high-speed down data access service and speech business mixing identical networking scene, the mixing of effective guarantee different service types is with frequency system performance of the entire network, namely HSDPA is to R4 interference while controlled, and HSDPA community average throughput also can not reduce.

With reference to Fig. 5, show the structural representation of a kind of radio network controller first of the present invention embodiment.Described radio network controller is used for the time slot allocation under mixed service identical networking.Described radio network controller 500 comprises:

First judge module 510, for judging whether that appearance first business mixes scene with the user of the second business, wherein, there is interference to described second business in described first business under user mixes scene.

First adjusting module 520, for when appearance first business mixes scene with the user of the second business, adjust the single carrier transmitting power of described first business, make described first business be less than a predetermined threshold value to the interference of described second business under user mixes scene.

Described first business is preferably high-speed down data access service in the present embodiment, and described second business is preferably speech business.

Wherein, described first judge module 510 comprises:

Module is set, for arranging cell initial access service types.

Second judge module, for judging that whether the actual access service types in community is identical with the cell initial access service types of setting, when the actual access service types in community is not identical with the cell initial access service types of setting, then occur that high-speed down data access service mixes scene with the user of speech business.

Described first adjusting module 520 comprises:

3rd judge module, for judging whether the single carrier transmitting power of described high-speed down data access service is greater than described power adjustment thresholding.

Second adjusting module, during for being greater than described power adjustment thresholding in the single carrier transmitting power of described high-speed down data access service, reduces the single carrier transmitting power of described high-speed down data access service.

3rd adjusting module, during for being not more than described power adjustment thresholding in the single carrier transmitting power of described high-speed down data access service, improves the single carrier transmitting power of described high-speed down data access service.

Wherein, described second adjusting module comprises:

4th judge module, for judging whether described power adjustment thresholding is greater than a minimum emissive power.

4th adjusting module, for when described power adjustment thresholding is greater than described minimum emissive power, reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding.

5th adjusting module, for when described power adjustment thresholding is not more than described minimum emissive power, reduces the single carrier transmitting power of described high-speed down data access service to described minimum emissive power.

Described 3rd adjusting module comprises:

5th judge module, for judging whether described power adjustment thresholding is less than a maximum transmission power.

6th adjusting module, for when described power adjustment thresholding is less than described maximum transmission power, improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding.

7th adjusting module, for when described power adjustment thresholding is not less than described maximum transmission power, improves the single carrier transmitting power of described high-speed down data access service to described maximum transmission power.

It should be noted that, described device embodiment is corresponding with embodiment of the method, the course of work and the operation principle of each part of described device have been described in detail in embodiment of the method part, in order to length is considered, do not repeat them here, in the description of the part reference method embodiment relevant portion that device embodiment part is not described in detail.

One of ordinary skill in the art will appreciate that; in each embodiment of the method for the present invention; the sequence number of described each step can not be used for the sequencing limiting each step; for those of ordinary skill in the art; under the prerequisite not paying creative work, the priority of each step is changed also within protection scope of the present invention.

The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (9)

1. the slot allocation method under mixed service identical networking, is characterized in that, comprising:
Radio network controller judges whether that appearance first business mixes scene with the user of the second business, and wherein, described first business exists interference to described second business under user mixes scene;
Described radio network controller, when appearance first business mixes scene with the user of the second business, adjusts the single carrier transmitting power of described first business, makes described first business be less than a predetermined threshold value to the interference of described second business under user mixes scene;
Described first business is high-speed down data access service, and described second business is speech business;
Described radio network controller judges whether that appearance first business mixes scene with the user of the second business and is specially:
Described radio network controller arranges cell initial access service types;
Described radio network controller judges that whether the actual access service types in community is identical with the cell initial access service types of setting, when the actual access service types in community is not identical with the cell initial access service types of setting, then occur that high-speed down data access service mixes scene with the user of speech business.
2. slot allocation method according to claim 1, is characterized in that, the single carrier transmitting power of described first business of described adjustment is specially:
Described radio network controller judges whether the single carrier transmitting power of described high-speed down data access service is greater than a power adjustment thresholding;
If the single carrier transmitting power of described high-speed down data access service is greater than described power adjustment thresholding, then described radio network controller reduces the single carrier transmitting power of described high-speed down data access service;
Otherwise described radio network controller improves the single carrier transmitting power of described high-speed down data access service.
3. slot allocation method according to claim 2, is characterized in that, the single carrier transmitting power that described radio network controller reduces described high-speed down data access service is specially:
Described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;
The single carrier transmitting power that described radio network controller improves described high-speed down data access service is specially:
Described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding.
4. slot allocation method according to claim 3, is characterized in that, the single carrier transmitting power that described radio network controller reduces described high-speed down data access service specifically comprises to described power adjustment thresholding:
Described radio network controller judges whether described power adjustment thresholding is greater than a minimum emissive power;
If described power adjustment thresholding is greater than described minimum emissive power, then described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;
Otherwise described radio network controller reduces the single carrier transmitting power of described high-speed down data access service to described minimum emissive power.
5. slot allocation method according to claim 4, is characterized in that, the single carrier transmitting power that described radio network controller improves described high-speed down data access service specifically comprises to described power adjustment thresholding:
Described radio network controller judges whether described power adjustment thresholding is less than a maximum transmission power;
If described power adjustment thresholding is less than described maximum transmission power, then described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;
Otherwise described radio network controller improves the single carrier transmitting power of described high-speed down data access service to described maximum transmission power.
6. the slot allocation method according to any one of claim 2 to 5, is characterized in that, described power adjustment thresholding is speech business sector average transmit power.
7. a radio network controller, for the time slot allocation under mixed service identical networking, is characterized in that, comprising:
First judge module, for judging whether that appearance first business mixes scene with the user of the second business, wherein, there is interference to described second business in described first business under user mixes scene;
First adjusting module, for when appearance first business mixes scene with the user of the second business, adjusts the single carrier transmitting power of described first business, makes described first business be less than a predetermined threshold value to the interference of described second business under user mixes scene;
Described first business is high-speed down data access service, and described second business is speech business;
Described first judge module comprises:
Module is set, for arranging cell initial access service types;
Second judge module, for judging that whether the actual access service types in community is identical with the cell initial access service types of setting, when the actual access service types in community is not identical with the cell initial access service types of setting, then occur that high-speed down data access service mixes scene with the user of speech business.
8. radio network controller according to claim 7, is characterized in that, described first adjusting module comprises:
3rd judge module, for judging whether the single carrier transmitting power of described high-speed down data access service is greater than a power adjustment thresholding;
Second adjusting module, during for being greater than described power adjustment thresholding in the single carrier transmitting power of described high-speed down data access service, reduces the single carrier transmitting power of described high-speed down data access service;
3rd adjusting module, during for being not more than described power adjustment thresholding in the single carrier transmitting power of described high-speed down data access service, improves the single carrier transmitting power of described high-speed down data access service.
9. radio network controller according to claim 8, is characterized in that, described second adjusting module comprises:
4th judge module, for judging whether described power adjustment thresholding is greater than a minimum emissive power;
4th adjusting module, for when described power adjustment thresholding is greater than described minimum emissive power, reduces the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;
5th adjusting module, for when described power adjustment thresholding is not more than described minimum emissive power, reduces the single carrier transmitting power of described high-speed down data access service to described minimum emissive power;
Described 3rd adjusting module comprises:
5th judge module, for judging whether described power adjustment thresholding is less than a maximum transmission power;
6th adjusting module, for when described power adjustment thresholding is less than described maximum transmission power, improves the single carrier transmitting power of described high-speed down data access service to described power adjustment thresholding;
7th adjusting module, for when described power adjustment thresholding is not less than described maximum transmission power, improves the single carrier transmitting power of described high-speed down data access service to described maximum transmission power.
CN201010221382.2A 2010-06-29 2010-06-29 Slot allocation method under mixed service identical networking and radio network controller CN102316571B (en)

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