CN1168248C - Channel-distribution method in wide-band code-division multiple-address communication system - Google Patents
Channel-distribution method in wide-band code-division multiple-address communication system Download PDFInfo
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- CN1168248C CN1168248C CNB021108536A CN02110853A CN1168248C CN 1168248 C CN1168248 C CN 1168248C CN B021108536 A CNB021108536 A CN B021108536A CN 02110853 A CN02110853 A CN 02110853A CN 1168248 C CN1168248 C CN 1168248C
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Abstract
The present invention discloses a channel collocation method in a wideband code division multiple access communication system. The method carries out classification according to the service performance of communication service and manufactures a service parameter table according to collocation parameters of a service data link layer or a network layer with different service performance requirements, and the service parameter table is stored in a service parameter data base; physical layer parameters are collocated to different service combination information, and collocation results are stored in a service combination parameter table and stored in a combination parameter data base; the collocation parameters of the data link layer or the network layer are searched in the service parameter data base based on the service performance, and the index number of the service is obtained; a set is formed by obtaining the index numbers of service to carry out search in the service combination parameter data base and collocate the parameters of the physical layer. The method has the advantages of simple channel collocation realization, simple maintenance and convenient service increase and modification under the precondition of no compiling program.
Description
Technical field
The present invention relates to mobile communication system, relate in particular to the channel arrangement method in a kind of Wideband Code Division Multiple Access (WCDMA) communication system.
Background technology
In Wideband Code Division Multiple Access (WCDMA) communication system, Radio Resource control (RRC) mainly comprises Radio Resource control connection management process, radio bearer control, Radio Resource control connection mobile process, Radio Resource control survey process and Radio Resource control conventional process.In these processes, radio bearer control control is configured according to the requirement of the business resource to air interface, to guarantee professional communication quality.
And radio bearer control comprises that the foundation of radio bearer, radio bearer are reshuffled, the release of radio bearer, transmission channel are reshuffled, transformat combination is controlled, the reshuffling of physical channel, the control of down link outer shroud, uplink physical channel control etc.The foundation of radio bearer is used to set up new radio bearer, and the radio bearer kind is divided into RAB or the RAB stream that is used for the control plane Signaling Radio Bearer and is used for user plane.Radio bearer is reshuffled the parameter that is used to reshuffle radio bearer or signaling link, with the variation of reflection traffic performance.The release of radio bearer is used to discharge existing radio bearer.Transmission channel is reshuffled and is used to reshuffle transport channel parameters, and transformat combination control is used for being controlled at the uplink transport format combination that transport format combination set allows.Physical channel is reshuffled and is used for setting up, reshuffling and release physical channels.
Radio interface protocols hierarchy such as Fig. 1, it is divided into physical (L1), data link layer (L2-MAC/RLC/PDCP/BMC), network layer (L3-RRC/MM/CM).The media access control sublayer of physical layer L1 and data link layer L2, the RRC sublayer of network layer L3 connects by Service Access point SAPs, and physical layer L1 provides different transmission channel to media access control sublayer, and media access control sublayer provides the Different Logic channel to arrive the RRC of network layer L3.Transmission channel characteristic is uploaded transmission information by wave point and is described, and the logic channel characteristic is by the dissimilar descriptions of message transfer, and physical channel characteristics is determined by sign indicating number territory, frequency domain in frequency division multiplexing (FDD) standard, up IQ phase place in addition.Network layer L3 and RLC sublayer are divided into chain of command and user's face, and PDCP sublayer and BMC sublayer are only at user's face.3 sublayer RRC among the network layer L3 are in Access Layer, and mobile management (MM), connection management (CM) are in Non-Access Stratum, so wave point network layer L3 describes the RRC sublayer that only only limits to wireless access network (RAN) part.Access Layer provides the functional requirement uniqueness to Non-Access Stratum.
Radio Resource control is at user's the suitable channel resource of different demand configurations.Such demand comprises that setting up new signaling connects, sets up new business, changes type of service, and the situations of doing because of professional dynamic change such as dynamic channel parameter configuration.The wherein new business of setting up or changing can be common speech business, data service, it can also be image communication at a high speed etc., primary channel configuration is then according to different business resource allocation neatly: if higher business (as speech business) or the big Packet Service of traffic carrying capacity of delay requirement and real-time is the channel resource of its configure dedicated just; Otherwise, just be the public channel resource of its configuration.After determine to use common signal channel still be dedicated channel, also need traffic performance according to business to require and the combined situation configurating channel parameter of current business, to satisfy the conversation demand of user's miscellaneous service.
At different business, satisfying of different business traffic performance parameter request for Radio Resource control, is to satisfy by the parameter that disposes different physical layer L1, data link layer L2, network layer L3 to realize.Come the transmission mode (affirmation mode/non-affirmation/transparent mode) of the RLC sublayer parameter of configuration data link layer L2 as delay requirement according to business, for the business of using affirmation mode to transmit, also to determine that sliding window size, poll time, maximum retransmission, poll forbid parameters such as time according to the speed of business; Need require to determine according to the traffic performance of business the transport channel parameters of sublayer MAC to comprise transmission block size, transmission block number, coded system, code rate and punching restriction to different professional pairing transmission channels; Last multiple business finally is multiplexed on the physical channel because Wideband Code Division Multiple Access (WCDMA) is supported multi-service, needs the spreading factor, transport format combination set, power contorl parameters of configures physical channel etc.For different professional and combinations, if the channel parameter of needs configuration calculates according to the traffic performance parameter of business in system and the parameter of L1/L2/L3 makes the complexity of system improve, and because the polytropy of the traffic performance parameter of combinations of services and business makes that the allocative efficiency of channel and utilization ratio are not fine.
Summary of the invention
At the problem that exists in the above-mentioned channel configuration, the invention provides channel arrangement method in a kind of Wideband Code Division Multiple Access (WCDMA) communication system, this method can be according to the traffic performance and the protocol requirement of business, fast and flexible ground configurating channel.
To achieve these goals, the present invention adopts following technical scheme:
A classifies by the traffic performance of communication service;
B, the data link layer of the business that requires according to the different business characteristic or the configuration parameter of network layer are made as a service parameter form and deposit the service parameter database in again, and set up index;
C, for different combinations of services, according to the combined information of want combination services, the configures physical layer parameter deposits configuration result another combinations of services parameter form in and deposits the combinations of services parameter database in, and sets up index;
D when configuration one specific Traffic Channel, according to the configuration parameter of this professional characteristic data query link layer or network layer in the service parameter database, and obtains this professional call number;
E forms a set by obtaining each professional call number, and inquires about in the combinations of services parameter database, according to all professional combining and configuring physical layer parameters in the current connection.
Described traffic performance refers to professional type, professional speed, professional Block Error Rate, professional propagation delay time.
When inquiring about in the service parameter database, when a certain business is inquired about when failure in the service parameter database, the traffic performance that system log (SYSLOG) should business is to system journal, according to the new parameter of the traffic performance parameter configuration of business in the service parameter database.
When in the combinations of services parameter database, inquiring about, when one group of combinations of services parameter is inquired about when failure in the combinations of services database, the combinations of services of system log (SYSLOG) failure, according to combinations of services configures physical layer parameter in combinations of services parameter form.
According to professional and combinations of services configurating channel parameter the time, the data of database configured in advance is good, and obtaining of channel parameter is to obtain by database, and obtaining of data can be that hand computation or list of references obtain in the database.
Call number by each business in the service parameter database between combinations of services database and the Service Database is associated.
Owing to adopted said method, the present invention has the following advantages:
Channel configuration is realized simple, only need increase service parameter form and combinations of services parameter form in database.When the channel parameter of configures physical layer, data link layer, network layer, only need can obtain relevant parameters by simply tabling look-up, under the prerequisite that keeps flexibility, save the calculating and the layoutprocedure of the complexity of channel parameter; Use to make behind the database maintenance configuration parameter and safeguard and become more simple, can be under the prerequisite of compiler not, increase easily and revises business; The business of configuration failure and combinations of services are recorded in the system journal, make the attendant to obtain relevant information, thereby can make failure no longer reappear by the configuration of change database according to daily record.
Description of drawings
Fig. 1 is in the Wideband Code Division Multiple Access (WCDMA) communication system, the radio interface protocol architecture schematic diagram.
Fig. 2 for adopt with service parameter table in the method for the present invention, combinations of services parameter list and between the two concern schematic diagram.
Fig. 3 carries out the channel configuration schematic flow sheet for utilizing the inventive method.
Embodiment
Channel arrangement method may further comprise the steps in the Wideband Code Division Multiple Access (WCDMA) communication system of the present invention:
A classifies by the traffic performance of communication service, and traffic performance is meant professional type, professional speed, professional Block Error Rate, professional propagation delay time.Professional type is meant signaling traffic, session service, stream business and Packet Service.
B, the data link layer of the business that requires according to the different business characteristic or the configuration parameter of network layer are made as a service parameter form and deposit the service parameter database in again, and set up index.The service parameter table sees also shown in Figure 2, when use service parameter form, can be by the unique definite list item of professional characteristic (type of service and professional speed), and each list item can be searched by the service parameter index simultaneously.
C, for different combinations of services, combination as signaling and voice, we obtain signaling and the index of speech business in combinations of services parameter form respectively, combined information according to want combination services, the configures physical layer parameter, configuration result is deposited in another combinations of services parameter form and deposits the combinations of services parameter database in, and set up index, this combinations of services parameter form table has been stored the configuration of different business combination and the L1 parameter corresponding with this combination, can pass through the corresponding physical layer parameter of the incompatible inquiry of service parameter indexed set.
D when configuration one specific Traffic Channel, according to the configuration parameter of this professional characteristic data query link layer or network layer in the service parameter database, and obtains this professional call number.
E forms a set by obtaining each professional call number, and inquires about in the combinations of services parameter database, according to all professional combining and configuring physical layer parameters in the current connection.
When inquiring about in the service parameter database, when a certain business is inquired about when failure in the service parameter database, the traffic performance that system log (SYSLOG) should business is to system journal, according to the new parameter of the traffic performance parameter configuration of business in the service parameter database.
When in the combinations of services parameter database, inquiring about, when one group of combinations of services parameter is inquired about when failure in the combinations of services database, the combinations of services of system log (SYSLOG) failure, according to combinations of services configures physical layer parameter in combinations of services parameter form.
System is during according to professional and combinations of services configurating channel parameter, and obtaining by database of channel parameter obtains; And data of database is that configured in advance is good, and obtaining of data can be that hand computation or list of references obtain in the database.
Call number by each business in the service parameter database between combinations of services database and the Service Database is associated.
According to said method of the present invention, see also shown in Figure 3, when broadband CDMA system is admitted one when professional, system is according to data link layer, the network layer parameter of traffic performance (as type of service and rate information) inquiry business in the service parameter form, if inquiry failure, this business is set up failure, and the traffic performance parameter of system log (SYSLOG) business is in daily record, in order to consulting; If successful inquiring writes down the index of this service parameter in the service parameter table, and according to Query Result configuration data link layer, network layer parameter.
Obtain the index in the current service parameter form that has had professional index and a new business, these index are integrated in the combinations of services parameter list as one inquire about, if successful inquiring, configures physical layer, data link layer, network layer parameter; If the inquiry failure, the combinations of services information of record failure is in daily record, in order to consulting.
At last, during attendant's view log, if find not have the RAB traffic performance parameter of configuration successful,, and add in the data bank service parameter list according to RAB traffic performance parameter manual configuration data link layer, network layer parameter; If in daily record, there is the combinations of services parameter, equally according to combinations of services information, the configures physical layer parameter, and add in the combinations of services parameter list.
Claims (6)
1, channel arrangement method in a kind of Wideband Code Division Multiple Access (WCDMA) communication system is characterized in that, this channel arrangement method may further comprise the steps:
A classifies by the traffic performance of communication service;
B, the data link layer of the business that requires according to the different business characteristic or the configuration parameter of network layer are made as a service parameter form and deposit the service parameter database in again, and set up index;
C, for different combinations of services, according to the combined information of want combination services, the configures physical layer parameter deposits configuration result another combinations of services parameter form in and deposits the combinations of services parameter database in, and sets up index;
D when configuration one specific Traffic Channel, according to the configuration parameter of this professional characteristic data query link layer or network layer in the service parameter database, and obtains this professional call number;
E forms a set by obtaining each professional call number, and inquires about in the combinations of services parameter database, according to all professional combining and configuring physical layer parameters in the current connection.
2, channel arrangement method in the Wideband Code Division Multiple Access (WCDMA) communication system as claimed in claim 1 is characterized in that: described traffic performance refers to professional type, professional speed, professional Block Error Rate, professional propagation delay time.
3, channel arrangement method in the Wideband Code Division Multiple Access (WCDMA) communication system as claimed in claim 1, it is characterized in that: when in the service parameter database, inquiring about, when a certain business is inquired about failure in the service parameter database, system log (SYSLOG) should business traffic performance to system journal, according to the new parameter of the traffic performance parameter configuration of business in the service parameter database.
4, channel arrangement method in the Wideband Code Division Multiple Access (WCDMA) communication system as claimed in claim 1, it is characterized in that: when in the combinations of services parameter database, inquiring about, when one group of combinations of services parameter is inquired about failure in the combinations of services database, the combinations of services of system log (SYSLOG) failure, according to combinations of services configures physical layer parameter in combinations of services parameter form.
5, channel arrangement method in the Wideband Code Division Multiple Access (WCDMA) communication system as claimed in claim 1, it is characterized in that: the time according to professional and combinations of services configurating channel parameter, the data of database configured in advance is good, obtaining of channel parameter is to obtain by database, and obtaining of data can be that hand computation or list of references obtain in the database.
6, channel arrangement method in the Wideband Code Division Multiple Access (WCDMA) communication system as claimed in claim 1 is characterized in that: the call number by each business in the service parameter database between combinations of services database and the Service Database is associated.
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| CNB021108536A CN1168248C (en) | 2002-02-10 | 2002-02-10 | Channel-distribution method in wide-band code-division multiple-address communication system |
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| CN1168248C true CN1168248C (en) | 2004-09-22 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100355217C (en) * | 2004-05-14 | 2007-12-12 | 华为技术有限公司 | Power control method for up going dedicated physical control channel in high speed |
| CN100440838C (en) * | 2005-11-10 | 2008-12-03 | 中兴通讯股份有限公司 | Terminal wireless access method and its system |
| CN101388714B (en) * | 2007-09-10 | 2012-09-05 | 电信科学技术研究院 | Downlink service transmission method and apparatus in CDMA system |
| CN101626576B (en) * | 2008-07-07 | 2011-10-26 | 中兴通讯股份有限公司 | Method for generating parameter configuration template and method for configuring parameters by utilizing template |
| CN101674101B (en) * | 2008-09-08 | 2013-06-05 | 中兴通讯股份有限公司 | Method and device for storing multipath merged data of wideband code division multiple access system |
| CN101765158B (en) * | 2008-12-25 | 2012-11-07 | 中国移动通信集团广西有限公司 | General packet radio service (GPRS) network and data channel allocation method and data channel allocation device thereof |
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