CN101860393A - Mobile station, base station, transmission method and computer storage medium thereof - Google Patents
Mobile station, base station, transmission method and computer storage medium thereof Download PDFInfo
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- CN101860393A CN101860393A CN201010161957A CN201010161957A CN101860393A CN 101860393 A CN101860393 A CN 101860393A CN 201010161957 A CN201010161957 A CN 201010161957A CN 201010161957 A CN201010161957 A CN 201010161957A CN 101860393 A CN101860393 A CN 101860393A
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Abstract
A mobile station, a base station, a transmission method and a computer storage medium thereof are provided. When the MS requests a bandwidth from the BS, it may generate a selected transmission sequence and a quick access message. The selected transmission sequence comprises pre-defined bit information (e.g., a flow identification, a size of the bandwidth or the like), and the quick access message comprises a station identification of the MS. The MS may transmit the transmission sequence and the quick access message to the BS in a frame so that the BS may allocate the bandwidth to the MS according to the size of the bandwidth, the station identification and the flow identification. Thereby, the amount of the control signals needed when the MS requests a bandwidth from the BS may be decreased.
Description
Technical field
The invention relates to a kind of travelling carriage, base station and transmission method thereof.Particularly, the invention relates to a kind of travelling carriage, base station and transmission method thereof that can in a frame, transmit selected transfer sequence and fast access message.
Background technology
Progress along with wireless communication technique, wireless signal transmission miscellaneous sees in people's daily life in a large number, for example mobile phone, personal digital assistant and notebook or the like, and it is also day by day diversified by the network service of wireless signal transmission realization, for example can view and admire or the like by the wireless signal transmission film of surfing the Net in real time on down-load music and the actual time line, these network services not only provide people convenient network application, have also increased the surcharge of wireless signal transmission greatly.
Generally speaking, aforementioned wireless signal transmission is to be carried and to move by the user, therefore can unify to classify as travelling carriage, when new network service is carried out or opened to a travelling carriage desire, just need the frequency range to look for novelty to the base station that it connected, provide this network service required information with transmission, particularly, see also Fig. 1, it is the schematic diagram of a WiMAX wireless network 1, WiMAX wireless network 1 comprises a base station 11 and a travelling carriage 13, when travelling carriage 13 is desired to require frequency range to divide timing to base station 11, travelling carriage 13 will send a frequency range request signal 130 to the base station 11, so that base station 11 has been learnt travelling carriage desire request frequency range and has been distributed, but frequency range request signal 130 does not comprise the frequency range size that 13 desire requests of travelling carriage distribute and the platform identification code of travelling carriage 13, so base station 11 will only can send one earlier at present and uploads link (uplink) approval signal 110.
Next, after travelling carriage 13 receives and uploads link approval signal 110, just can learn that base station 11 agrees that travelling carriages 13 upload action, therefore travelling carriage 13 will further send one and comprise the frequency range request message 132 that the desire request distributes the platform identification code of the size of frequency range and travelling carriage 13, after base station 11 receives frequency range request message 132, just learn it is that travelling carriage 13 asks the distribution of frequency ranges also to learn the size of the frequency range of asking, base station 11 is the resource user mode of the present WiMAX wireless network 1 of basis further, judge whether that configurable frequency range gives travelling carriage 13, as configurable, base station 11 will send one and agree that configuration signal 112 is to travelling carriage 13, travelling carriage 13 receives agrees configuration signal 112, and transfer of data 134 is carried out in frequency range and the base station 11 that will pass through to be obtained.
By above-mentioned explanation as can be known, the exchange that the bandwidth configuration that base station 11 and travelling carriage are 13 needs to carry out 4 control signals by 4 frames at least begins to finish configuration, network service diversified day by day today, ask frequency range as travelling carriage for carrying out a large amount of network services simultaneously, will cause too much Internet resources to expend transmission, and then reduce the overall transfer usefulness of WiMAX wireless network 1 in control signal.
In sum, how to make travelling carriage, and then promote the overall transfer usefulness of wireless network, the real problem of needing solution for the operator in this field badly effectively to the base station requests bandwidth configuration.
Summary of the invention
The object of the present invention is to provide a kind of travelling carriage, base station and transmission method thereof, in to base station requests one frequency range the time, this travelling carriage can send a selected transfer sequence and a fast access message (quickaccess message) simultaneously to this base station in a frame, give this travelling carriage so that this base station can judge whether to dispose frequency range according to selected transfer sequence and fast access message.
For reaching above-mentioned purpose, travelling carriage of the present invention comprises a holder, a microprocessor and a transmission/receiving interface.This microprocessor is electric connection with this holder and this transmission/receiving interface respectively, this holder produces the letter formula in order to store a transmission information and a sequence, this microprocessor in order to produce according to this sequence letter formula by (sequence) in a plurality of transfer sequences pick out a selected transfer sequence, according to this transmission information produce a fast access message and with a certain bits information embed should selected transfer sequence in, this certain bits information can be linked up decision by travelling carriage and base station in advance when crossfire is set up.This fast access message comprise at least one with corresponding platform identification code (the station identification of this travelling carriage; STID), this transmission/receiving interface is used in the frame (frame), sends this selected transfer sequence and this fast access message to this base station, so that this base station can dispose this frequency range and give this travelling carriage according to this certain bits information and this platform identification code.
For reaching above-mentioned purpose, the transmission method that the present invention is used for travelling carriage comprises the following step: make this microprocessor produce the letter formula according to a sequence and pick out a selected transfer sequence by a plurality of transfer sequences; Make this microprocessor produce a fast access message according to this transmission information, this fast access message comprises the corresponding platform identification code of this travelling carriage at least; Make this microprocessor that one certain bits information is embedded and should select in the transfer sequence, this certain bits information can be linked up decision by travelling carriage and base station in advance when crossfire is set up; And make this transmission/receiving interface in a frame, send this selected transfer sequence and this fast access message to this base station, so that this base station can dispose this frequency range and give this travelling carriage according to this certain bits information and this platform identification code.
For reaching above-mentioned purpose, base station of the present invention comprises a holder, an one transmission/receiving interface and a microprocessor, this microprocessor and this holder and this transmission/receiving interface are electric connection, this holder produces the letter formula in order to a network resource status and a sequence that stores this WiMAX wireless network, this transmission/receiving interface should be selected transfer sequence and this fast access message in order to receive, this microprocessor in order to: producing the decoding of letter formula according to this sequence should selected transfer sequence, this sequence produces the letter formula should be synchronous with the sequence generation letter formula of travelling carriage, to learn this frequency range of platform desire request with certain bits information; This fast access message of decoding is to obtain this platform identification code; And, judge that configurable this frequency range gives this travelling carriage according to this network resource status.
For reaching above-mentioned purpose, the transmission method that the present invention is used for the base station comprises the following step: (A) order transmission/receiving interface receives and should select transfer sequence and this fast access message; (B) make microprocessor should select transfer sequence according to the decoding of sequence generation letter formula, this sequence produces the letter formula should be synchronous with the sequence generation letter formula of travelling carriage, to learn this frequency range of platform desire request with certain bits information; (C) make microprocessor this fast access message of decoding, to obtain this this platform identification code; (D) make microprocessor judge that according to this platform identification code this platform is this travelling carriage; And (E) make microprocessor according to this network resource status, judge that configurable this frequency range gives this travelling carriage.
Useful technique effect of the present invention is: the present invention can be in a frame, transmit selected transfer sequence and fast access message simultaneously, save the quantity of the required transmission control signal of request frequency range, and then effectively utilize Internet resources, increase the overall transfer usefulness of WiMAX wireless network, by this, the shortcoming of prior art is able to effectively be overcome.
Description of drawings
Behind the execution mode of consulting accompanying drawing and describing subsequently, this technical field has knows that usually the knowledgeable just can understand above-mentioned and other purpose and technological means of the present invention and enforcement aspect of the present invention, wherein:
Fig. 1 is the schematic diagram of existing WiMAX wireless network;
Fig. 2 is the schematic diagram of first embodiment of the invention;
Fig. 3 is the base station of first embodiment and the schematic diagram of travelling carriage;
Fig. 4 is the schematic diagram of sequence corresponding relation; And
Fig. 5 A-Fig. 5 E is the flow chart of second embodiment of the invention.
Embodiment
Below will explain content of the present invention by embodiment, embodiments of the invention are not must can implement as the described any particular environment of embodiment, application or particular form in order to restriction the present invention.Therefore, only be explaination purpose of the present invention about the explanation of embodiment, but not in order to restriction the present invention.What must illustrate is in following examples and the accompanying drawing, to omit and do not illustrate with the non-directly related element of the present invention; And each interelement size relationship is only for asking easy understanding in the accompanying drawing, and is non-in order to the restriction actual ratio.
First embodiment of the invention as shown in Figure 2, it is the schematic diagram of a WiMAX wireless network 2, WiMAX wireless network 2 comprises a base station 21 and a travelling carriage 23, be noted that, present embodiment only with a base station 21 and a travelling carriage 23 as exemplifying, in other example, base station 21 also simultaneously a plurality of travelling carriages carry out follow-up frequency range requestor, not as limit, and travelling carriage 23 can be the electronic product of any on the market tool WiMAX wireless network transmissions function.
Travelling carriage 23 is because of carrying out a network service, desire to base station 21 request frequency ranges, in view of the above, travelling carriage 23 will produce a selected transfer sequence 230 and a fast access message 232, and will select transfer sequence 230 and fast access message 232 and in a frame (frame), be sent to base station 21 simultaneously, need the expositor, the selected transfer sequence 230 of present embodiment (for example: crossfire identification code (flow identification) comprises a certain bits information, frequency range size etc.), and fast access message 232 comprise one with travelling carriage 23 corresponding platform identification codes (stationidentification), in addition, in other embodiment, the also visual actual demand of frequency range size is positioned over fast access message 232 with the frequency range size, not as limit.
After receiving selected transfer sequence 230 and fast access message 232, base station 21 will learn that a platform will ask frequency range, and more platform identification code that can be comprised by fast access message 232 and selected transfer sequence 230 with certain bits information, learn it is the size of travelling carriage 23 desire request frequency ranges and this frequency range, next, the network resource status of WiMAX wireless network 1 will be looked in base station 21, whether decision distributes this frequency range to give travelling carriage 23, as determine to distribute this frequency range to give travelling carriage 23, base station 21 will further produce and transmit one and agree signal 210 to travelling carriage 23, obtain configuration to inform travelling carriage 23 its frequency ranges of being asked.Travelling carriage 23 just can carry out a transfer of data 234 with base station 21 by obtaining the frequency range of configuration after receiving approval signal 210.
For being described in more detail travelling carriage 23 is how to carry out ditch with base station 21 to pass to the configuration that obtains frequency range, sees also Fig. 3, and it is the schematic diagram of travelling carriage 23 and base station 21.As shown in Figure 3, travelling carriage 23 comprises a holder 231, a microprocessor 233 and a transmission/receiving interface 235, microprocessor 233 is electric connection with holder 231 and transmission/receiving interface 235, base station 21 comprises a holder 211, a microprocessor 213 and a transmission/receiving interface 215, microprocessor 213 is to be electric connection with holder 211 and transmission/receiving interface 215, and the function of travelling carriage 23 and each module that base station 21 comprises below will be described.
The holder 231 of travelling carriage 23 produces letter formula 238 in order to store a transmission information 236 and a sequence, transmission information 236 comprises travelling carriage 23 and transmits required every information, for example crossfire identification code, platform identification code, frame information and a plurality of transfer sequence (sequence) or the like.
When desiring to base station 21 request frequency ranges, the microprocessor 233 of travelling carriage 23 will produce letter formula 238 by picking out a selected transfer sequence 230 in a plurality of transfer sequences according to sequence, avoid producing the transmission collision with other travelling carriage in transmission course, selected transfer sequence 230 can be considered a frequency range request preface (bandwidth requestpreamble).
Specifically, the frame of WiMAX wireless network can comprise a plurality of transfer sequences that are in quadrature, with the interference of avoiding transmitting, yet in repeatedly selecting, by chance choose same transfer sequence in the frame as travelling carriage 23, transmission is disturbed and still can be taken place, disturb for effectively reducing transmission, it is as follows that the sequence of transmission information 236 produces the letter formula:
RN＝(a×current_state+p))mod?m
Wherein, RN is one first parameter preset, the current_state information that to be base station 21 share with travelling carriage 23 for a numbering, a of this selected transfer sequence 230, and it is one second parameter preset and the m sum for these transfer sequences that this information can be the crossfire identification code of a numbering, travelling carriage 23 of platform identification code, this frame of travelling carriage 23 and combination thereof, p.
In addition, the holder 231 of travelling carriage 23 also can store one first sequence corresponding relation 239, the microprocessor 233 of travelling carriage 23 also can be according to the first sequence corresponding relation 239 by picking out selected transfer sequence 230 in a plurality of transfer sequences, specifically, see also Fig. 4, it is the schematic diagram of sequence corresponding relation, in present embodiment, the first sequence corresponding relation 239 is in order to the corresponding relation of expression crossfire identification code and a plurality of transfer sequences, in other embodiment, the first sequence corresponding relation 239 can be in order to the corresponding relation of expression out of Memory and a plurality of transfer sequences.
FIDN among Fig. 4 is the crossfire identification code that expression is numbered N, N is by 0 to 23, SM is the transfer sequence that expression is numbered M, M is by 0 to 23, and first sequence corresponding close 239 be present FID0 correspond to S3, FID1 correspond to S4, FID2 correspond to S5 ..., FID21 corresponds to that S0, FID22 correspond to S1 and FID23 corresponds to S2, in other words, transfer sequence S0 is to be arranged in the first sequence corresponding relation 239 with an endless form to transfer sequence S23.
Choose the chance of same transfer sequence for reduction, the microprocessor 233 of travelling carriage 23 will carry out displacement processing with travelling carriage 21 Sharing Information to the first sequence corresponding relation 239 according to the sum (transfer sequence of present embodiment adds up to 24) and the base station 21 of these transfer sequences, to produce one second sequence corresponding relation.Specifically, when Sharing Information is 113, microprocessor 233 will carry out 113 divided by the transfer sequence sum and the computing of getting its remainder, be that 113mod 24 equals 17, the first sequence corresponding relation 239 being carried out the displacement of displacement 17 units afterwards handles again, producing the second sequence corresponding relation, the second sequence corresponding relation present FID0 correspond to S20, FID1 correspond to S21, FID2 correspond to S22 ..., FID21 corresponds to that S17, FID22 correspond to S18 and FID23 corresponds to S19.
Next, microprocessor 233 is according to the crossfire identification code of this second sequence corresponding relation and travelling carriage 23, by picking out this selected transfer sequence in these transfer sequences, for example, crossfire identification code as travelling carriage 23 is FID0, and then selected transfer sequence will be this transfer sequence of S20, in like manner, crossfire identification code as travelling carriage 23 is FID21, and then selected transfer sequence will be this transfer sequence of S17.
After selected transfer sequence 230 is selected, the microprocessor 233 of travelling carriage 23 can be according to transmission information 236, one certain bits information (for example: crossfire identification code (flow identification), frequency range size etc.) is embedded in the selected transfer sequence 230, and produce fast access messages (quick accessmessage) 232 according to transmission information 236, fast access message 232 comprise at least one with travelling carriage 23 corresponding platform identification codes (station identification).
In addition, be not destroyed in transmission course for guaranteeing fast access message 232, microprocessor 233 can carry out a cyclic redundancy check (CRC) (Cyclic Redundancy Check to fast access message 232; CRC) computing, to produce a travelling carriage CRC sign indicating number, and with in this travelling carriage CRC sign indicating number embedding fast access message 232, make base station 21 verify whether fast access message 232 is complete according to travelling carriage CRC sign indicating number, about base station 21 how according to the integrality of travelling carriage CRC sign indicating number checking fast access message 232, will be in explanation hereinafter.
Moreover after the fast access message 232 that comprises travelling carriage CRC sign indicating number and selected transfer sequence 230 produced, transmissions/receiving interface 235 was used in the frame (frame), sent to select transfer sequence 230 and fast access message 232 to the base station 21.
The holder 211 of base station 21 produces letter formula 238 in order to a network resource status 212 and the aforesaid sequence that stores WiMAX wireless network 1, transmission/the receiving interface 215 of base station 21 is in order to receive selected transfer sequence 230 and fast access message 232, and the microprocessor 213 of base station 21 will judge whether and can produce the selected transfer sequence 230 of letter formula 238 decodings according to sequence, as denying, then microprocessor 213 will approve that instead (non-acknowledgement) signal is to travelling carriage 23 by 215 transmission one first of transmission/receiving interface, so that travelling carriage 23 can be in response to the first anti-handshaking signal and according to aforementioned activities, produce again again and transmit the selected transfer sequence that comprises the fast access message of travelling carriage CRC sign indicating number and comprise certain bits information to the base station 21.
Next, the microprocessor 213 of base station 21 will be judged whether decodable code of frequency range request signal, as denying, then microprocessor 213 will transmit one the 3rd anti-handshaking signal to travelling carriage 23 by transmission/receiving interface 215, so that 23 of travelling carriages transmit again once more in response to the 3rd anti-handshaking signal, comprise at least desire request frequency range size and one and the frequency range request signal of travelling carriage 23 corresponding platform identification codes to the base station 21.
As fast access message 232 decodable codes, the microprocessor 213 of base station 21 can learn it is travelling carriage 23 desire request frequency ranges according to the platform identification code that fast access message 232 is comprised, next, the microprocessor 213 of base station 21 will be according to network resource status 212 and desire request frequency range size, judging whether that enough Internet resources are configurable gives the frequency range size that travelling carriage 23 is asked, in this way, then the microprocessor 213 of base station 21 sends an agreement signal 210 to travelling carriage 23 by transmission/receiving interface 215, can utilize this frequency range and base station 21 to carry out a transfer of data 234 with notice travelling carriage 23.
In addition, after receiving fast access message 232, the microprocessor 213 of base station 21 can carry out a cyclic redundancy check (CRC) computing to fast access message 232, producing a base station CRC sign indicating number, and judge whether travelling carriage CRC sign indicating number and base station CRC sign indicating number be identical, in this way, then fast access message 232 is complete, as not, fast access message 232 is imperfect, and this checks the visual actual demand of action and determines whether carry out.
In addition, the microprocessor 233 of travelling carriage 23 is after producing travelling carriage CRC sign indicating number, also can carry out an XOR (XOR) computing to the platform identification code of travelling carriage CRC sign indicating number and travelling carriage 23, to produce a travelling carriage XOR CRC sign indicating number, and with in its embedding fast access message 232, base station 21 is after receiving fast access message 232, to take out travelling carriage XOR CRC sign indicating number, and according to registered in the base station 21 platform identification code, travelling carriage XOR CRC sign indicating number is carried out an XOR, to produce a base station CRC sign indicating number, again base station CRC sign indicating number is carried out anti-CRC computing, being embedded in crossfire identification code in the fast access message 232 with taking-up, is to be in the zone of reasonableness as the crossfire identification code of taking out, and represents that then fast access message 232 is complete, exceed in this zone of reasonableness as the crossfire identification code of taking out, then the microprocessor 213 of base station 21 will get registered in the base station another platform identification code of 21, repeat computing, be in this zone of reasonableness up to the crossfire identification code of taking out.
In addition, because the form of the fast access message 232 of present embodiment can be as following table 1 to shown in the table 9:
Table 1
Table 2
Table 3
Table 4
Table 5
Table 6
Table 7
Table 8
Table 9
Second embodiment of the invention is shown in Fig. 5 A-Fig. 5 E, it is one to be used for the flow chart of the means of communication of a WiMAX wireless network, this WiMAX wireless network can be the described WiMAX wireless network just like first embodiment, it also comprises a base station and a travelling carriage, this travelling carriage comprises a holder, one microprocessor and a transmission/receiving interface, this microprocessor is to be electric connection with this holder and this transmission/receiving interface respectively, this holder stores a transmission information and a sequence produces the letter formula, this base station comprises a holder, an one transmission/receiving interface and a microprocessor, this microprocessor is to be with this holder and this transmission/receiving interface to electrically connect a network resource status and the sequence generation letter formula of this holder in order to store this WiMAX wireless network, and this travelling carriage is desired to this base station requests one frequency range.
In addition, second transmission method that embodiment describes can be carried out by a computer program, after base station and travelling carriage load this computer program and carry out a plurality of program command that this computer program comprises, can finish the described transmission method of second embodiment.Aforesaid computer program can be stored in the computer-readable medium storing, for example read-only memory (read only memory; ROM), flash memory, floppy disk, hard disk, CD, with oneself dish, tape, can or be familiar with this operator by the database of network access and had now and have in any other Storage Media of identical function.
At first, please consult Fig. 5 A earlier, execution in step 401, make microprocessor produce the letter formula, by picking out a selected transfer sequence, execution in step 402 in a plurality of transfer sequences according to sequence, make microprocessor produce a fast access message according to transmission information, this fast access message comprise at least one with the corresponding platform identification code of this travelling carriage, execution in step 403 makes microprocessor that the fast access message is carried out a cyclic redundancy check (CRC) (Cyclic RedundancyCheck; CRC) computing is to produce a travelling carriage CRC sign indicating number.
Next, execution in step 404, make microprocessor that travelling carriage CRC sign indicating number is embedded in the fast access message, execution in step 405, make microprocessor with a certain bits information (for example: crossfire identification code (flowidentification) according to transmission information, frequency range size etc.) embed in the selected transfer sequence, execution in step 406, order transmission/receiving interface is in a frame, send selected transfer sequence and fast access message, next see also Fig. 5 B, execution in step 407, order transmission/receiving interface receives selected transfer sequence and fast access message, execution in step 408 makes microprocessor judges whether can produce the selected transfer sequence of letter formula decoding according to sequence, as denying, then execution in step 409, make microprocessor pass through transmission/receiving interface and transmit the first anti-handshaking signal,, produce again again and transmit the selected transfer sequence that comprises the fast access message of travelling carriage CRC sign indicating number and comprise the crossfire identification code to the base station so that travelling carriage can be in response to the first anti-handshaking signal to travelling carriage.
As selected transfer sequence is decodable code, then execution in step 410, make the selected transfer sequence of microprocessor decoding, (for example: the crossfire identification code has certain bits information to learn, frequency range size etc.) a platform desire request frequency range, see also Fig. 5 C, execution in step 411, make whether decodable code of microprocessor judges fast access message, as denying, then execution in step 412, make microprocessor pass through transmission/receiving interface and transmit one second anti-handshaking signal to travelling carriage, next, execution in step 413, the microprocessor that makes travelling carriage is in response to the second anti-handshaking signal, transmit one comprise at least desire request frequency range size and one with the frequency range request signal of the corresponding platform identification code of travelling carriage, execution in step 414 makes transmission/receiving interface reception frequency range request signal of base station.
Next, see also Fig. 5 D, execution in step 415, whether the microprocessor judges frequency range request signal that makes the base station decodable code, as not, then execution in step 416, make the microprocessor of base station transmit one the 3rd anti-handshaking signal to travelling carriage by transmission/receiving interface, so that the travelling carriage platform transmits again once more in response to the 3rd anti-handshaking signal, comprise at least desire request frequency range size and one and the frequency range request signal of the corresponding platform identification code of travelling carriage to the base station.
Microprocessor as the base station is a decodable code frequency range request signal, then execution in step 417, the platform identification code that makes the microprocessor of base station be comprised according to the frequency range request signal learns it is travelling carriage desire request frequency range, next, execution in step 418, the desire request frequency range size that the microprocessor that makes the base station is comprised according to network resource status and frequency range request signal, judgement is to have that enough Internet resources are configurable to give the frequency range size that travelling carriage is asked, next, execution in step 419, make the microprocessor of base station send an agreement signal to travelling carriage by transmission/receiving interface, then, see also Fig. 5 E, execution in step 420 makes the transmission/receiving interface of travelling carriage receive approval signal, at last, execution in step 421, the microprocessor that makes travelling carriage be according to approval signal, by transmission/receiving interface and utilize this frequency range and a transfer of data is carried out in the base station.
Please return ginseng Fig. 5 C and Fig. 5 D, judge fast access message decodable code as step 411, then carry out step 422 as shown in Figure 4, the platform identification code that makes the microprocessor of base station be comprised according to the fast access message learns it is travelling carriage desire request frequency range, next, execution in step 418, the desire request frequency range size that the microprocessor that makes the base station is comprised according to network resource status and frequency range request signal, judgement is to have that enough Internet resources are configurable to give the frequency range size that travelling carriage is asked, next, execution in step 419, make the microprocessor of base station send an agreement signal to travelling carriage, then, see also Fig. 5 E figure by transmission/receiving interface, execution in step 420, make the transmission/receiving interface of travelling carriage receive approval signal, last, execution in step 421, the microprocessor that makes travelling carriage is according to approval signal, by transmission/receiving interface and utilize this frequency range and a transfer of data is carried out in the base station.
In addition, after the step 407, the transmission method of present embodiment also can comprise the microprocessor that makes the base station fast access message is carried out a cyclic redundancy check (CRC) computing, producing a base station CRC sign indicating number, and judge the step that travelling carriage CRC sign indicating number and base station CRC sign indicating number be whether identical, in this way, then fast access message is complete, as not, the fast access message is imperfect, and this checks the visual actual demand of step and determines whether carry out.
Except above-mentioned steps, second embodiment also can carry out first embodiment the operation described and the function, affiliated technical field have know usually the knowledgeable can be directly acquainted with second embodiment how based on above-mentioned first embodiment to carry out these operations and function, so do not give unnecessary details.
In sum, the present invention is can be in a frame, transmit selected transfer sequence and fast access message simultaneously, save the quantity of the required transmission control signal of request frequency range, and then effectively utilize Internet resources, increase the overall transfer usefulness of WiMAX wireless network, by this, the shortcoming of prior art is able to effectively be overcome.
The above embodiments only are used for exemplifying enforcement aspect of the present invention, and explain technical characterictic of the present invention, are not to be used for limiting protection category of the present invention.Any be familiar with this operator can unlabored change or the arrangement of the isotropism scope that all belongs to the present invention and advocated, the scope of the present invention should be as the criterion with claim.
Claims (16)
1. travelling carriage that is used for a wireless network, this wireless network comprises a base station, and this travelling carriage is desired to this base station requests one frequency range, and this travelling carriage comprises:
One holder produces the letter formula in order to store a transmission information and a sequence;
One microprocessor, itself and this holder is electric connection, in order to:
Produce the letter formula according to this sequence, by picking out a selected transfer sequence in a plurality of transfer sequences;
Produce a fast access message according to this transmission information, this fast access message comprise at least one with the corresponding platform identification code of this travelling carriage; And
According to this transmission information, should select certain bits information embedding in the transfer sequence; And
One transmission/receiving interface, itself and this microprocessor is electric connection, is used in the frame, sends this selected transfer sequence and this fast access message to this base station, so that this base station can dispose this frequency range and give this travelling carriage according to this certain bits information and this platform identification code.
2. travelling carriage according to claim 1 is characterized in that, this sequence produces the letter formula and is:
RN＝(a×current_state+p)mod?m
Wherein, RN is one first parameter preset, the current_state information that to be this base station share with this travelling carriage for a numbering, a of this selected transfer sequence, and this information can be the crossfire identification code of a numbering, this travelling carriage of platform identification code, this frame of this travelling carriage and combination thereof, p is that one second parameter preset and m are a sum of these transfer sequences.
3. travelling carriage according to claim 1 is characterized in that, this microprocessor is also in order to carrying out a Cyclic Redundancy Check computing to this fast access message, producing a travelling carriage CRC sign indicating number, and this travelling carriage CRC sign indicating number is embedded in this fast access message.
4. travelling carriage according to claim 1, it is characterized in that, this fast access message also comprises a size of this frequency range, this base station can be according to this crossfire identification code, the size of this frequency range and this platform identification code confirm that configurable this frequency range gives this travelling carriage, and in according to this crossfire identification code, after the size of this frequency range and this platform identification code confirm that configurable this frequency range gives this travelling carriage, agree signal in order to send one, this transmission/receiving interface is also in order to receive this approval signal, this microprocessor is also in order to according to this approval signal, by this transmission/receiving interface and utilize this frequency range and a transfer of data is carried out in this base station.
5. travelling carriage according to claim 2, it is characterized in that, this holder is also in order to store one first sequence corresponding relation, this microprocessor also carries out displacement processing in order to total and this base station and this travelling carriage Sharing Information according to these transfer sequences to this first sequence corresponding relation, to produce one second sequence corresponding relation, this microprocessor is also in order to the crossfire identification code according to this second sequence corresponding relation and this travelling carriage, by picking out this selected transfer sequence in these transfer sequences.
6. transmission method that is used for a travelling carriage, this travelling carriage is applicable to a wireless network, this wireless network comprises a base station, this travelling carriage comprises a holder, a microprocessor and a transmission/receiving interface, this microprocessor is electric connection with this holder and this transmission/receiving interface respectively, this holder stores a transmission information and a sequence produces the letter formula, and this travelling carriage is desired to this base station requests one frequency range, and this transmission method comprises the following step:
(A) make this microprocessor produce the letter formula by picking out a selected transfer sequence in a plurality of transfer sequences according to this sequence;
(B) make this microprocessor produce a fast access message according to this transmission information, this fast access message comprise at least one with the corresponding platform identification code of this travelling carriage;
(C) make this microprocessor incite somebody to action, a certain bits information is embedded to select in the transfer sequence according to this transmission information; And
(D) make this transmission/receiving interface in a frame, send this selected transfer sequence and this fast access message to this base station, so that this base station can dispose this frequency range and give this travelling carriage according to this certain bits information and this platform identification code.
7. transmission method according to claim 6 is characterized in that, this sequence produces the letter formula and is:
RN＝(a×current_state+p)mod?m
Wherein, RN is one first parameter preset, the current_state information that to be this base station share with this travelling carriage for a numbering, a of this selected transfer sequence, and this information can be the crossfire identification code of a numbering, this travelling carriage of platform identification code, this frame of this travelling carriage and combination thereof, p is that one second parameter preset and m are a sum of these transfer sequences.
8. transmission method according to claim 6 is characterized in that, also comprises the following step:
Make this microprocessor that this fast access message is carried out a Cyclic Redundancy Check computing, to produce a travelling carriage CRC sign indicating number; And
Make this microprocessor that this travelling carriage CRC sign indicating number is embedded in this fast access message.
9. transmission method according to claim 6, it is characterized in that, this fast access message also comprises a size of this frequency range, this base station can confirm that configurable this frequency range gives this travelling carriage according to size and this platform identification code of this crossfire identification code, this frequency range, and after confirming that according to big or small and this platform identification code of this crossfire identification code, this frequency range configurable this frequency range gives this travelling carriage, agree signal in order to send one, this transmission method also comprises the following step:
Make this transmission/receiving interface receive this approval signal; And
Make this microprocessor according to this approval signal, by this transmission/receiving interface and utilize this frequency range and a transfer of data is carried out in this base station.
10. transmission method according to claim 7 is characterized in that, also in order to store one first sequence corresponding relation, this step (A) is replaceable to be the following step to this holder:
Make this microprocessor this first sequence corresponding relation be carried out displacement processing, to produce one second sequence corresponding relation according to total and this base station and this travelling carriage Sharing Information of these transfer sequences; And
Make the crossfire identification code of this microprocessor, by picking out this selected transfer sequence in these transfer sequences according to this second sequence corresponding relation and this travelling carriage.
11. base station that is used for a wireless network, this wireless network comprises a travelling carriage, this travelling carriage is desired to this base station requests one frequency range, and in a frame, send a selected transfer sequence and a fast access message, should comprise a certain bits information by selected transfer sequence, this fast access message comprise at least one with the corresponding platform identification code of this travelling carriage, this base station comprises:
One holder produces the letter formula in order to a network resource status and a sequence that stores this wireless network;
One transmission/receiving interface should be selected transfer sequence and this fast access message in order to receive; And
One microprocessor, itself and this holder and this transmission/receiving interface are electric connection, and in order to:
Produce the decoding of letter formula according to this sequence and should select transfer sequence, to learn this frequency range of platform desire request with this certain bits information;
This fast access message of decoding is to obtain this platform identification code;
Judge that according to this platform identification code this platform is this travelling carriage; And
According to this network resource status, judge that configurable this frequency range gives this travelling carriage.
12. base station according to claim 11, it is characterized in that, this fast access message comprises a travelling carriage CRC sign indicating number that is produced according to this fast access message, this microprocessor is also in order to carry out a cyclic redundancy check (CRC) computing to this fast access message, to produce a base station CRC sign indicating number, and judge that this travelling carriage CRC sign indicating number and this base station CRC sign indicating number are identical, to confirm that this fast access message is complete.
13. base station according to claim 11, it is characterized in that, this microprocessor is after judging that configurable this frequency range gives this travelling carriage, also agree signal in order to produce one, this transmission/receiving interface also in order to transmit this approval signal to this travelling carriage, can utilize this frequency range and this base station to carry out a transfer of data to notify this travelling carriage.
14. transmission method that is used for a base station, this base station is applicable to a wireless network and comprises a holder, an one transmission/receiving interface and a microprocessor, this microprocessor is to be electric connection with this holder and this transmission/receiving interface, this holder produces the letter formula in order to a network resource status and a sequence that stores this wireless network, this wireless network comprises a travelling carriage, this travelling carriage is desired to send one to this base station requests one frequency range and in a frame and is selected a transfer sequence and a fast access message, should comprise a certain bits information by selected transfer sequence, this fast access message comprise at least one with the corresponding platform identification code of this travelling carriage, this transmission method comprises the following step:
(A) make this transmission/receiving interface receive and to select transfer sequence and this fast access message;
(B) make microprocessor produce the decoding of letter formula and should select transfer sequence, to learn this frequency range of platform desire request with this certain bits information according to this sequence;
(C) make microprocessor this fast access message of decoding, to obtain this platform identification code;
(D) make microprocessor judge that according to this platform identification code this platform is this travelling carriage; And
(E) make microprocessor according to this network resource status, judge that configurable this frequency range gives this travelling carriage.
15. transmission method according to claim 14 is characterized in that, this fast access message comprises a travelling carriage CRC sign indicating number that is produced according to this fast access message, and this transmission method also comprises the following step:
Make microprocessor that this fast access message is carried out a cyclic redundancy check (CRC) computing, to produce a base station CRC sign indicating number; And
It is identical making this travelling carriage of microprocessor judges CRC sign indicating number and this base station CRC sign indicating number, to confirm that this fast access message is complete.
16. transmission method according to claim 14 is characterized in that, also comprises the following step:
After judging that configurable this frequency range gives this travelling carriage, make this microprocessor produce one and agree signal; And
Make this transmission/receiving interface transmit this approval signal, can utilize this frequency range and this base station to carry out a transfer of data to notify this travelling carriage to this travelling carriage.
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16824309P | 2009-04-10 | 2009-04-10 | |
| US16824109P | 2009-04-10 | 2009-04-10 | |
| US61/168,243 | 2009-04-10 | ||
| US61/168,241 | 2009-04-10 | ||
| US17187209P | 2009-04-23 | 2009-04-23 | |
| US61/171,872 | 2009-04-23 | ||
| US17450409P | 2009-05-01 | 2009-05-01 | |
| US61/174,504 | 2009-05-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101860393A true CN101860393A (en) | 2010-10-13 |
| CN101860393B CN101860393B (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010161957.6A Expired - Fee Related CN101860393B (en) | 2009-04-10 | 2010-04-09 | Mobile station, base station, transmission method and computer storage medium thereof |
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| Country | Link |
|---|---|
| CN (1) | CN101860393B (en) |
| TW (1) | TWI434582B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595659A (en) * | 2011-01-07 | 2012-07-18 | 财团法人资讯工业策进会 | Base station and wireless device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650066B (en) * | 2017-03-23 | 2021-04-13 | 财团法人资讯工业策进会 | User device and base station |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007149729A1 (en) * | 2006-06-20 | 2007-12-27 | Intel Corporation | Random access request extension for an additional resource request |
-
2010
- 2010-04-07 TW TW099110715A patent/TWI434582B/en not_active IP Right Cessation
- 2010-04-09 CN CN201010161957.6A patent/CN101860393B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007149729A1 (en) * | 2006-06-20 | 2007-12-27 | Intel Corporation | Random access request extension for an additional resource request |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595659A (en) * | 2011-01-07 | 2012-07-18 | 财团法人资讯工业策进会 | Base station and wireless device |
| CN102595659B (en) * | 2011-01-07 | 2014-12-17 | 财团法人资讯工业策进会 | Base station and wireless device |
| TWI468063B (en) * | 2011-01-07 | 2015-01-01 | Inst Information Industry | Base station and wireless device |
| US9155035B2 (en) | 2011-01-07 | 2015-10-06 | Institute For Information Industry | Base station and wireless device for determination of wireless device type using identifying information in an uplink signal transmitted by the wireless device |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI434582B (en) | 2014-04-11 |
| CN101860393B (en) | 2013-06-26 |
| TW201129139A (en) | 2011-08-16 |
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