CN101572932B - Method, equipment and system for network access - Google Patents
Method, equipment and system for network access Download PDFInfo
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- CN101572932B CN101572932B CN 200810093884 CN200810093884A CN101572932B CN 101572932 B CN101572932 B CN 101572932B CN 200810093884 CN200810093884 CN 200810093884 CN 200810093884 A CN200810093884 A CN 200810093884A CN 101572932 B CN101572932 B CN 101572932B
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Abstract
The embodiment of the invention discloses a method, equipment and a system for network access, belonging to the filed of wireless communication and solving the problem that the prior relay station cannot accurately select a base station which needs to be accessed in a network system with the relay station connected with a plurality of base stations. An access request sent by a user terminal of th e embodiment includes the identification information of an appointed base station so that a relay station can be accessed to the appointed base station, or the relay station selects a base station with lighter load as the base station which needs to be accessed under the condition that no identification information of the appointed base station is included in the access request. The embodiment of the invention provides an access strategy for the network system with the relay station connected with a plurality of base stations.
Description
Technical field
The present invention relates to wireless communication field, particularly method for network access, equipment and system in the cordless communication network.
Background technology
Current cordless communication network mostly is based on honeycomb, in a residential quarter, user terminal can be directly and the base station establish a communications link, also can establish a communications link by relay station and base station.
There are two kinds of different patterns in the user terminal of current wireless communication network and the mode that the base station connects: transparent mode and non-transparent mode.Under non-transparent mode, base station and relay station all can be broadcasted pilot signal separately, user terminal is according to the pilot signal that receives, select base station corresponding to the pilot signal of signal strength signal intensity maximum or relay station as access station, relay station is visible for user terminal in this case, that is: user terminal can identify and the direct-connected base station of this user terminal, can also identify and the direct-connected relay station of this user terminal.
The cordless communication network of existing non-transparent mode, a relay station only is connected with a base station, and service efficiency is lower, in order to address this problem, a kind of relay station that can be connected with a plurality of base stations occurred.
Realizing that a relay station is connected with in the network system of a plurality of base stations, relay station is in the process with the access request repeating base station of user terminal, the inventor finds that there are the following problems at least in the prior art: because relay station can be connected with a plurality of base stations, so that relay station need can't determine the base station of access, need can not correctly select the base station of access like this.
Summary of the invention
Embodiments of the invention provide a kind of method for network access, equipment and system, so that relay station need can correctly select the base station of access.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of method for network access comprises:
Relay station receives the access request that user terminal sends, and described access request comprises the identifying information of this relay station;
With base station that this relay station is connected in select the base station that load is the lightest;
Described access request is transmitted to selected base station.
A kind of method for network access comprises:
Relay station receives the access request that user terminal sends, and described access request comprises the identifying information of base station identification information and this relay station;
Judge whether base station corresponding to described base station identification information is connected with this relay station;
If base station corresponding to described base station identification information is connected with this relay station, then relay station is transmitted to described base station with described access request;
If base station corresponding to described base station identification information is not connected with this relay station, then relay station is ignored this access request.
A kind of method of user terminal requests access network comprises:
Receive pilot frequency sequence;
Described pilot frequency sequence is identified, and judged the intensity of described pilot frequency sequence signal;
The travelling carriage corresponding to the strongest pilot frequency sequence of signal sends for this travelling carriage access request.
A kind of relay station comprises:
Receiving element is used for receiving the access request that user terminal sends, and described access request comprises the identifying information of this relay station;
Selected cell is used for selecting the base station that load is the lightest in the base station that is connected with this relay station;
Transmitting element is used for described access request is transmitted to selected base station.
A kind of relay station comprises:
Receiving element is used for receiving the access request that user terminal sends, and described access request comprises the identifying information of base station identification information and this relay station;
Judging unit is used for judging whether base station corresponding to described base station identification information is connected with this relay station;
Transmitting element when being used for being connected with this relay station in base station corresponding to described base station identification information, is transmitted to described base station with described access request.
A kind of user terminal comprises:
Receiving element is used for receiving pilot frequency sequence;
The identification judging unit is used for described pilot frequency sequence is identified, and judges the intensity of described pilot frequency sequence signal;
Transmitting element is used for sending for this travelling carriage access request to travelling carriage corresponding to the strongest pilot frequency sequence of signal.
A kind of network system comprises relay station, but described relay station links to each other with the base station with user terminal with communication mode;
Described relay station be used for to receive the access request that user terminal sends, with base station that this relay station is connected in base station that load is the lightest of selection, and described access request is transmitted to selected base station.
A kind of network system comprises relay station, but described relay station links to each other with the base station with user terminal with communication mode;
Described relay station is used for receiving the access request that user terminal sends, and described access request comprises the identifying information of base station identification information and this relay station; This relay station judges whether base station corresponding to described base station identification information is connected with this relay station, and when being connected with this relay station in base station corresponding to described base station identification information, described access request is transmitted to described base station.
Relay station in the embodiment of the invention is after receiving the access request of user terminal, need to select the lightest base station of load, and access request is forwarded to selected base station, perhaps according to the indication in the access request access request is forwarded to respective base station, so just can specify a base station so that access, and can be so that the load of base station that accesses be lighter, preferably service quality can be provided, so the embodiment of the invention has realized the purpose of the base station of relay station selecting properly access.User terminal in the embodiment of the invention need to be selected service quality preferably base station or relay station access, improves the success rate of access.
Description of drawings
Fig. 1 is the flow chart of a kind of method for network access in the embodiment of the invention 1;
Fig. 2 is the flow chart of another kind of method for network access in the embodiment of the invention 1;
Fig. 3 is the flow chart of the method for user terminal requests access network in the embodiment of the invention 1;
Fig. 4 is the structure chart of the relay station corresponding with Fig. 1;
Fig. 5 is the structure chart of the relay station corresponding with Fig. 2;
Fig. 6 is the structure chart of the user terminal corresponding with Fig. 3;
Fig. 7 is the flow chart of method for network access in the embodiment of the invention 2;
Fig. 8 is the structure chart of relay station in the embodiment of the invention 2;
Fig. 9 is the structure chart of user terminal in the embodiment of the invention 2;
Figure 10 is the flow chart of method for network access in the embodiment of the invention 3;
Figure 11 is the structure chart of relay station in the embodiment of the invention 3.
Embodiment
Below in conjunction with accompanying drawing embodiment of the invention method for network access, equipment and system are described in detail.
Embodiment 1:
Present embodiment provides a kind of method for network access, and as shown in Figure 1, this cut-in method comprises the steps:
101, relay station receives the access request that user terminal sends, and includes the identifying information of this relay station in this access request, and this represents that this access request information for this relay station, needs this relay station to process.
102, because the base station that is connected with this relay station includes a plurality ofly, need to therefrom select a base station so that user terminal can access, this cut-in method is therefrom to select a lightest base station of load.
103, relay station is transmitted to selected base station with described access request, so that the base station can establish a communications link with corresponding user terminal by relay station.
Present embodiment also provides another kind of method for network access, and as shown in Figure 2, this cut-in method comprises the steps:
201, relay station receives the access request that user terminal sends, the identifying information that in this access request, includes base station identification information and this relay station, this represents that this user terminal appointment will be by base station corresponding to this relay station access, and the base station of this appointment access is base station corresponding to base station identification information.
202, this relay station judges user terminal specifies the base station of access whether to be connected with this relay station; If user terminal specifies the base station of access to be connected execution in step 203 with this relay station; If user terminal specifies the base station of access not to be connected execution in step 204 with this relay station.
203, relay station is transmitted to the base station that user terminal is specified access with described access request, so that the base station can establish a communications link with corresponding user terminal by relay station.
204, relay station is ignored this access request.
Corresponding to above-mentioned method for network access, present embodiment also provides a kind of method of user terminal requests access network, and as shown in Figure 3, the method comprises the steps:
301, the pilot frequency sequence of user terminal receiving mobile transmission, the travelling carriage here comprises base station and person's relay station.
302, user terminal is identified the pilot frequency sequence that receives, and judges the intensity of the pilot frequency sequence signal that receives, in order to find the wherein the strongest pilot frequency sequence of signal.
303, user terminal sends for this travelling carriage access request to travelling carriage corresponding to the strongest pilot frequency sequence of signal, that is: if the signal of relay station is the strongest, then to the access request of relay station transmission for this relay station, if the signal of base station is the strongest, then send the access request for this base station to the base station.
The method for network access that corresponding and above-mentioned Fig. 1 describes, present embodiment also provides a kind of relay station, and as shown in Figure 4, this relay station comprises: receiving element 41, selected cell 42 and transmitting element 43.
This relay station receives the access request that user terminal sends by receiving element 41, and this access request comprises the identifying information of this relay station; Because this relay station is connected with a plurality of base stations, so need in a plurality of base stations that are connected with this relay station, to select the base station that load is the lightest by selected cell 42; By transmitting element 43 described access request is transmitted to selected base station at last.
The method for network access that corresponding and above-mentioned Fig. 2 describes, present embodiment also provides a kind of relay station, and as shown in Figure 5, this relay station comprises: receiving element 51, judging unit 52 and transmitting element 53.
This relay station receives the access request that user terminal sends by receiving element 51, and this access request comprises the identifying information of base station identification information and this relay station, this expression user terminal has been specified by this relay station and has been linked into the base station identification information respective base station, so this relay station judges by judging unit 52 whether base station corresponding to described base station identification information is connected with this relay station; When base station corresponding to described base station identification information is connected with this relay station, by transmitting element 53 described access request is transmitted to described base station.
The method of the user terminal requests access that corresponding and above-mentioned Fig. 3 describes, present embodiment also provides a kind of user terminal, and as shown in Figure 6, this user terminal comprises: receiving element 61, identification judging unit 62 and transmitting element 63.
This user terminal receives pilot frequency sequence by receiving element 61; Then identify by 62 pairs of pilot frequency sequences of identification judging unit, and judge the intensity of described pilot frequency sequence signal; Send for this travelling carriage access request to travelling carriage corresponding to the strongest pilot frequency sequence of signal by transmitting element 63 at last.
Present embodiment also provides a kind of network system, comprise user terminal, relay station and base station, but described relay station links to each other with the base station with user terminal with communication mode, wherein relay station receives the access request that user terminal sends, and with base station that this relay station is connected in select the base station that load is the lightest, at last described access request is transmitted to selected base station.
Present embodiment also provides another kind of network system, comprise user terminal, relay station and base station, but described relay station links to each other with the base station with user terminal with communication mode, wherein relay station receives the access request that user terminal sends, and described access request comprises the identifying information of base station identification information and this relay station; This relay station judges whether base station corresponding to described base station identification information is connected with this relay station, and when being connected with this relay station in base station corresponding to described base station identification information, described access request is transmitted to described base station.
Embodiment 2:
The access request that user terminal sends in the present embodiment is for relay station (RS, Relay Station) access request, and this access request is not specified the specific base station (BS of access, Base Station), as shown in Figure 7, the entire flow that network system communicates in the present embodiment is as follows:
701, at network side, RS1, RS2 and BS1, BS2, BS3 and BS4 are respectively to user terminal broadcast pilot sequence, wherein the pilot frequency sequence of relay station transmission carries the identifying information of corresponding relay station, and the pilot frequency sequence that the base station sends carries the identifying information of respective base station.
702, user terminal receives the base station of network side or the pilot frequency sequence of relay station broadcasting, and described pilot frequency sequence is identified, and identifies each pilot frequency sequence affiliated relay station or base station.Simultaneously, user terminal is judged the signal strength signal intensity of each pilot frequency sequence.The judged result of user terminal is that the signal of pilot frequency sequence of RS1 is the strongest in the present embodiment.
703, user terminal judges whether to receive the pilot frequency sequence of base station transmission, suppose pilot frequency sequence (because the residential quarter physical communication environment impact for not receiving the base station transmission in the present embodiment, perhaps the transmitted signal in base station own is not strong, perhaps other reason, user terminal is not received the pilot frequency sequence from each base station), so described user terminal sends the access request of the identifying information that carries RS1 to RS1.
Described access request carries the identifying information of RS1, has shown that the access request of user terminal is sent for RS1.
704, because the access request that user terminal sends only includes the identifying information of RS1, so BS1, BS2, BS3, BS4 and RS2 after receiving the access request of user terminal, ignore this access request.
705, RS1 receives described access request for self, owing to include the identifying information of RS1 in the access request, so need to be linked into a base station by RS1.RS1 in the present embodiment selects the base station that load is the lightest from the base station of all and RS1.RS1 supposes that BS1, BS2 in the present embodiment are connected with RS1 with BS3, so need to judge the load state of BS1, BS2 and BS3.Present embodiment has been selected the lightest BS2 of load.
For the lightest base station of load that can select, the BS1 in the present embodiment, BS2 and BS3 need to send load to RS1, judge to guarantee that RS1 can make accurately.
706, RS1 is forwarded to BS2 with received access request, so that the communication connection of setting up BS2 and user terminal by RS1, and in user terminal and BS2 communication process, need RS1 to carry out the forwarding of signal.
Corresponding said method, present embodiment also provides a kind of relay station, and as shown in Figure 8, this relay station comprises: receiving element 81, selected cell 82, transmitting element 83 and radio unit 84.
This relay station need to carry the pilot frequency sequence of the identifying information of this relay station to user terminal broadcasting by radio unit 84, can recognize this relay station to make things convenient for user terminal, and send access request to this relay station.Relay station in the present embodiment receives the access request that user terminal sends by receiving element 81, and wherein access request includes the identifying information of this relay station.User terminal is that requirement and base station communicate, so require this relay station to select a base station.Relay station at first receives the load that the base station that is connected with this relay station receives respective base station by receiving element 81 in the present embodiment, like this relay station just can pass through selected cell 82 with base station that this relay station is connected in base station that load is the lightest of selection; By transmitting element 83 described access request is transmitted to selected base station at last, so that the base station can be according to the communication connection of flow process foundation with user terminal.
Present embodiment also provides a kind of user terminal, and as shown in Figure 9, this user terminal comprises: receiving element 91, identification judging unit 92, transmitting element 93 and pilot sequence detection unit 94.
This user terminal is used for receiving pilot frequency sequence by receiving element 91; Then identify by 92 pairs of described pilot frequency sequences of identification judging unit, and judge the intensity of described pilot frequency sequence signal.If what the pilot frequency sequence that signal is the strongest was corresponding is the base station, then directly send the access request of carrying this base station to the base station by transmitting element 93.If what the pilot frequency sequence that signal is the strongest was corresponding is relay station, then judge whether to receive the pilot frequency sequence of base station transmission by pilot sequence detection unit 94; In the time receiving the pilot frequency sequence that the base station sends, this user terminal sends the access request of the identifying information of the identifying information that carries the base station and relay station to relay station by transmitting element 93; In the time can not receiving the pilot frequency sequence that the base station sends, this user terminal sends the access request of the identifying information that carries described relay station to described relay station by transmitting element 93.
User terminal is when the pilot frequency sequence that receives is sent by relay station in the present embodiment, need to detect the pilot frequency sequence that whether can receive simultaneously the base station transmission, in the situation of the pilot frequency sequence that can not receive simultaneously the base station transmission, send the access request of the identifying information that carries this relay station to relay station; In the situation of the pilot frequency sequence that can receive simultaneously the base station transmission, relay station sends and carries the identifying information of this relay station and the access request of base station identification information, so that relay station is processed according to different modes.
User terminal in the present embodiment is the access request that sends the identifying information that carries this relay station to relay station, relay station is after receiving this access request, select first a lighter and base station that be connected with this relay station of load, and this access request is transmitted to the base station, can select a base station access by relay station so again, reduced the probability that conflicts between the different base station, can improve the success rate of access, and because relay station is to select the lower base station of load to access, so just can improve the service quality of this communication connection.
Embodiment 3:
The access request that user terminal sends in the present embodiment is the access request for RS and BS, and as shown in figure 10, the entire flow that network system communicates in the present embodiment is as follows:
1001, at network side, RS1, RS2 and BS1, BS2, BS3 and BS4 are respectively to user terminal broadcast pilot sequence, wherein the pilot frequency sequence of relay station transmission carries the identifying information of corresponding relay station, and the pilot frequency sequence that the base station sends carries the identifying information of respective base station.
1002, user terminal receives the base station of network side or the pilot frequency sequence of relay station broadcasting, and described pilot frequency sequence is identified, and identifies each pilot frequency sequence affiliated relay station or base station.Simultaneously, user terminal is judged the signal strength signal intensity of each pilot frequency sequence.The judged result of user terminal is that the signal of pilot frequency sequence of RS1 is the strongest in the present embodiment.
1003, user terminal judges whether to receive the pilot frequency sequence of base station transmission, suppose that user terminal can receive the pilot frequency sequence that the base station sends in the present embodiment, and the signal that in the pilot frequency sequence of base station is BS1 is the strongest, so described user terminal sends the access request of the identifying information of the identifying information carry RS1 and BS1 to RS1.
Described access request carries the identifying information of RS1 and BS1, has shown that the access request of user terminal is sent for RS1 and BS1.
1004, because the access request that user terminal sends only includes the identifying information of RS1 and BS1, so BS2, BS3, BS4 and RS2 after receiving the access request of user terminal, ignore this access request.
RS1 receives described access request for self, and receives the access request for BS1, and the described access request for BS1 of described RS1 is transmitted to BS1.
1005, RS1 receives described access request for RS1 and BS1, and whether RS1 judges connection between RS1 and the BS1, when between RS1 and BS1, not connecting, and execution in step 1006; When between RS1 and BS1, connection being arranged, execution in step 1007.
1006, RS1 ignores described access request.
1007, RS1 is transmitted to BS1 with described access request.
1008, owing to also include the identifying information of BS1 in the access request that user terminal sends, so BS1 might receive the access request that user terminal directly sends, receive simultaneously the access request that user terminal is transmitted by RS1.So relatively it receives the signal strength signal intensity of the direct emission of user terminal and the signal strength signal intensity that user terminal is transmitted by RS1 to BS1.
1009, BS1 selects mode that wherein signal strength signal intensity is stronger to set up communication connection with user terminal.If that is: BS1 receives user terminal and transmits byer force, then BS1 directly establishes a communications link with described user terminal; If it is stronger that BS1 receives the signal of RS1 forwarding, described BS1 establishes a communications link by described RS1 and described user terminal.
To step 1009, BS1 also can compare the load of BS1 and the load of RS1 in step 1008, if the load of the duty ratio RS1 of BS1 is light, then BS1 directly establishes a communications link with described user terminal; If the load of the duty ratio BS1 of RS1 is light, then BS1 establishes a communications link by described RS1 and described user terminal.
Step 1008 mainly is the method that provides a selection to connect for the base station to step 1009, can adopt universal method well known by persons skilled in the art to select.
Corresponding said method, present embodiment also provides a kind of relay station, and as shown in figure 11, this relay station comprises: receiving element 111, judging unit 112, transmitting element 113 and radio unit 114.
This relay station need to carry by radio unit 114 pilot frequency sequence of the identifying information of this relay station to user terminal broadcasting, the base station also carries the pilot frequency sequence of base station identification information to user terminal broadcasting simultaneously, to make things convenient for user terminal can recognize this relay station, and send access request to this relay station, and establish a communications link with the base station.Relay station in the present embodiment receives the access request that user terminal sends by receiving element 111, and wherein access request includes the identifying information of this relay station and the identifying information of base station.Judging unit 112 in the relay station judges whether the identifying information respective base station is connected with this relay station in the access request, if do not connect, relay station can directly be ignored this access request; If this relay station connects with described corresponding base station, this relay station is transmitted to described base station by transmitting element 113 with described access request, so that the base station can be according to the communication connection of flow process foundation with user terminal, the flow process that specifically establishes a communications link is seen step 1008 and the step 1009 among Figure 10.
The identifying information that comprises base station and relay station in the access request that user terminal sends in the present embodiment, so that relay station can access according to the indication of user terminal the base station of appointment, this mode by the user terminal specific base has reduced the probability that conflicts between the different base station, can improve the success rate of access.
And the base station receives the access request that user terminal sends at the same time in the present embodiment, after the access request of transmitting by relay station with user terminal, can according to service quality of the selections such as signal strength signal intensity, load preferably mode set up communication connection with user terminal.As seen from the above description, the embodiment of the invention mainly is used in relay station, terminal and the base station in the communication system, is connected with in the network system of a plurality of base stations the problem of the base station that relay station can not selecting properly need to access in order to solve relay station.
The above; be the specific embodiment of the present invention only, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; can expect easily changing or replacing, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion by described protection range with claim.
Claims (8)
1. method for network access is characterized in that comprising:
Relay station receives the access request that user terminal sends;
When described access request comprises the identifying information of this relay station, with base station that this relay station is connected in select the base station that load is the lightest, described access request is transmitted to selected base station;
When described access request comprises the identifying information of this relay station and sent the identifying information of base station of pilot frequency sequence to described user terminal, this relay station judges that whether itself connect with the base station of being connected to described user terminal has sent pilot frequency sequence, if, described access request is transmitted to the described base station that has sent pilot frequency sequence to described user terminal, if not, ignore described access request.
2. method for network access according to claim 1 is characterized in that, described with base station that this relay station is connected in select a base station that load is the lightest before, the method also comprises:
Receive the load of respective base station from the base station that is connected with this relay station.
3. method for network access according to claim 1 is characterized in that, when described access request comprised the identifying information of this relay station, described relay station received before the access request for this relay station of user terminal transmission, and the method also comprises:
Relay station carries the pilot frequency sequence of the identifying information of this relay station to user terminal broadcasting.
4. the method for a user terminal requests access network is characterized in that comprising:
Receive pilot frequency sequence;
Described pilot frequency sequence is identified, and judged the intensity of described pilot frequency sequence signal;
When travelling carriage corresponding to the strongest pilot frequency sequence of signal is relay station, judge whether the pilot frequency sequence that to receive that the base station sends;
If can receive the pilot frequency sequence that the base station sends, then send the access request of the identifying information of the identifying information that carries described base station and described relay station to described relay station;
If can not receive the pilot frequency sequence that the base station sends, then send the access request of the identifying information that carries described relay station to described relay station.
5. the method for user terminal requests access network according to claim 4 is characterized in that, also comprises:
When travelling carriage corresponding to the strongest pilot frequency sequence of described signal was the base station, to the access request of described base station transmission for this base station, described access request was the access request that carries the identifying information of described base station.
6. user terminal is characterized in that comprising:
Receiving element is used for receiving pilot frequency sequence;
The identification judging unit is used for described pilot frequency sequence is identified, and judges the intensity of described pilot frequency sequence signal;
Transmitting element is used for when travelling carriage corresponding to the strongest pilot frequency sequence of signal is relay station sending access request for this relay station to relay station corresponding to the strongest pilot frequency sequence of signal;
Described user terminal also comprises:
The pilot sequence detection unit is used for judging whether to receive the pilot frequency sequence of base station transmission;
If can receive the pilot frequency sequence that the base station sends, described transmitting element sends the access request of the identifying information of the identifying information that carries described base station and described relay station to described relay station;
If can not receive the pilot frequency sequence that the base station sends, described transmitting element sends the access request of the identifying information that carries described relay station to described relay station.
7. network system is characterized in that comprising: relay station, but described relay station links to each other with the base station with user terminal with communication mode;
Described relay station is used for receiving the access request that user terminal sends;
When described access request comprises the identifying information of this relay station, with base station that this relay station is connected in select the base station that load is the lightest, and described access request is transmitted to selected base station;
When described access request comprises the identifying information of this relay station and sent the identifying information of base station of pilot frequency sequence to described user terminal, this relay station judges that whether itself connect with the base station of being connected to described user terminal has sent pilot frequency sequence, if, described access request is transmitted to the described base station that has sent pilot frequency sequence to described user terminal, if not, ignore described access request.
8. network system according to claim 7 is characterized in that:
Described relay station carries the pilot frequency sequence of the identifying information of this relay station to user terminal broadcasting; Described base station carries the pilot frequency sequence of described base station identification information to user terminal broadcasting;
Described user terminal receives the pilot frequency sequence of relay station or base station transmission, the pilot frequency sequence that receives is identified, and judged the intensity of described pilot frequency sequence signal; Described user terminal sends access request to the strongest pilot frequency sequence of signal corresponding relay station or base station.
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| CN101932076A (en) * | 2009-06-22 | 2010-12-29 | 华为技术有限公司 | Method for identifying macro closed subscriber group cells, wireless network control and user device |
| CN103068048A (en) * | 2011-10-24 | 2013-04-24 | 北京三星通信技术研究有限公司 | Method and device for cellular communications |
Citations (3)
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| CN1416231A (en) * | 2001-10-29 | 2003-05-07 | 华为技术有限公司 | Method for broadcasting system information wireless packed data transmission |
| CN1689348A (en) * | 2002-09-17 | 2005-10-26 | 美国博通公司 | Method and system for optimal load balancing in a hybrid wired/wireless network |
| US7099622B2 (en) * | 2000-11-21 | 2006-08-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Controlling channel switching in a UMTS network |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7099622B2 (en) * | 2000-11-21 | 2006-08-29 | Telefonaktiebolaget Lm Ericsson (Publ) | Controlling channel switching in a UMTS network |
| CN1416231A (en) * | 2001-10-29 | 2003-05-07 | 华为技术有限公司 | Method for broadcasting system information wireless packed data transmission |
| CN1689348A (en) * | 2002-09-17 | 2005-10-26 | 美国博通公司 | Method and system for optimal load balancing in a hybrid wired/wireless network |
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