CN101860393B - 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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- CN101860393B CN101860393B CN 201010161957 CN201010161957A CN101860393B CN 101860393 B CN101860393 B CN 101860393B CN 201010161957 CN201010161957 CN 201010161957 CN 201010161957 A CN201010161957 A CN 201010161957A CN 101860393 B CN101860393 B CN 101860393B
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- travelling carriage
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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 transmit selected transfer sequence and fast access message in a frame.
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 etc., and also day by day variation of the network service of realizing by wireless signal transmission, for example can view and admire etc. by the wireless signal transmission film of surfing the Net in real time on down-load music and actual time line, these network services not only provide people convenient network application, have also greatly increased the surcharge of wireless signal transmission.
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 a travelling carriage wish is carried out or is opened new network service, just the frequency range that need will look for novelty to its base station that connects, 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, wanting to the base station 11 when travelling carriage 13 requires frequency range to divide timing, 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 wish request frequency range and has been distributed, but frequency range request signal 130 does not comprise the frequency range size of 13 wish requests distribution of travelling carriage and the platform identification code of travelling carriage 13, therefore base station 11 will only can first send one at present and upload 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 wish 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 using status 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, transfer of data 134 is carried out in the frequency range that will pass through to obtain and base station 11.
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 complete configuration, network service day by day diversified today, ask frequency range as travelling carriage for carrying out simultaneously a large amount of network services, will cause too much Internet resources to expend transmission in control signal, and then reduce the overall transfer usefulness of WiMAX wireless network 1.
In sum, how to make travelling carriage effectively to the base station requests bandwidth configuration, and then promote the overall transfer usefulness of wireless network, the real problem of needing solution for the operator in this field badly.
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 configure 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 is in order to store a transmission information and a sequence generation letter formula, this microprocessor is in order to be picked out a selected transfer sequence, produced a fast access message and a certain bits information is embedded and should select in transfer sequence according to this transmission information by (sequence) in a plurality of transfer sequences according to this sequence generation letter formula, and 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 comprises a platform identification code (station identification corresponding with this travelling carriage at least; STID), this transmission/receiving interface is used in a frame (frame), send this selected transfer sequence and this fast access message to this base station, so that this base station can according to this certain bits information and this platform identification code, configure this frequency range and give this travelling carriage.
For reaching above-mentioned purpose, the transmission method that the present invention is used for travelling carriage comprises the following step: make this microprocessor pick out a selected transfer sequence according to a sequence generation letter formula 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 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 according to this certain bits information and this platform identification code, configure this frequency range and give this travelling carriage.
for reaching above-mentioned purpose, base station of the present invention comprises a holder, one transmission/receiving interface and a microprocessor, this microprocessor and this holder and this transmission/receiving interface are electric connection, a network resource status and the sequence generation letter formula of this holder in order to store 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: should selected transfer sequence according to the decoding of this sequence generation letter formula, this sequence generation letter formula should be synchronizeed with the sequence generation letter formula of travelling carriage, to learn this frequency range of platform wish request with certain bits information, this fast access message of decoding is to obtain this platform identification code, and according to this network resource status, judge that configurable this frequency range gives this travelling carriage.
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 a sequence generation letter formula decoding, this sequence generation letter formula should be synchronizeed with the sequence generation letter formula of travelling carriage, to learn this frequency range of platform wish 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 simultaneously selected transfer sequence and fast access message, save the quantity of the required transfer 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
After 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 the 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 to limit the present invention must can implement in any specific environment as described in embodiment, application or particular form.Therefore, only be explaination purpose of the present invention about the explanation of embodiment, but not in order to limit the present invention.Should be noted that, in following examples and accompanying drawing, omit and do not illustrate with the non-directly related element of the present invention; And in accompanying drawing each interelement size relationship is only for asking easy understanding, and is non-in order to limit 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, should be noted, the 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 tool WiMAX wireless network transmissions function on the market.
travelling carriage 23 is because carrying out a network service, want the 21 request frequency ranges to the base station, accordingly, travelling carriage 23 will produce selected transfer sequence 230 and a fast access message 232, and will select transfer sequence 230 and fast access message 232 and be sent to base station 21 simultaneously in a frame (frame), need the expositor, the selected transfer sequence 230 of the present embodiment (for example: crossfire identification code (flow identification) comprises a certain bits information, frequency range size etc.), and fast access message 232 comprises a platform identification code (stationidentification) corresponding with travelling carriage 23, in addition, in other embodiment, frequency range size also visual actual demand 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 the platform identification code that more 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 wish request frequency ranges and this frequency range, next, the network resource status of WiMAX wireless network 1 will be looked in base station 21, determine whether distribute 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 an agreement signal 210 to travelling carriage 23, to inform that travelling carriage 23 its frequency ranges of being asked have obtained configuration.Travelling carriage 23 is after receiving approval signal 210, and the frequency range that just can configure by acquisition carries out a transfer of data 234 with base station 21.
Be how to carry out ditch with base station 21 to pass to the configuration that obtains frequency range for being described in more detail travelling carriage 23, see also Fig. 3, 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 is in order to store a transmission information 236 and a sequence generation letter formula 238, transmission information 236 comprises travelling carriage 23 and transmits required every terms of information, for example crossfire identification code, platform identification code, frame information and a plurality of transfer sequence (sequence) etc.
When wanting to the base station 21 request frequency range, the microprocessor 233 of travelling carriage 23 will be according to sequence generation letter formula 238 by picking out a selected transfer sequence 230 in a plurality of transfer sequences, avoid producing the transmission collision with other travelling carriage in transmitting procedure, 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 by chance choose the same transfer sequence in frame as travelling carriage 23 in repeatedly selecting, transmission is disturbed and still can be occured, disturb for effectively reducing transmission, the sequence generation letter formula of transmission information 236 is as follows:
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 that one second parameter preset and m are a sum of 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 a First ray corresponding relation 239, the microprocessor 233 of travelling carriage 23 also can be according to First ray 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 the present embodiment, First ray corresponding relation 239 is in order to represent the corresponding relation of crossfire identification code and a plurality of transfer sequences, in other embodiment, First ray corresponding relation 239 can be in order to represent the corresponding relation of out of Memory and a plurality of transfer sequences.
FIDN in Fig. 4 means the crossfire identification code that is numbered N, N is by 0 to 23, SM means the transfer sequence that is numbered M, M is by 0 to 23, and First ray 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 First ray 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 a displacement processing with the information that travelling carriage 21 is shared to First ray corresponding relation 239 according to sum (transfer sequence of the present embodiment adds up to 24) and the base station 21 of these transfer sequences, to produce one second sequence corresponding relation.Specifically, when the information of sharing is 113, microprocessor 233 will carry out 113 divided by transfer sequence sum and the computing of getting its remainder, be that 113mod 24 equals 17, again First ray corresponding relation 239 is carried out afterwards the displacement processing of displacement 17 units, 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 selected transfer sequence will be this transfer sequence of S20, in like manner, crossfire identification code as travelling carriage 23 is FID21, and 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 (such as crossfire identification code (flow identification), frequency range size etc.) is embedded in selected transfer sequence 230, and produce a fast access message (quick accessmessage) 232 according to transmission information 236, fast access message 232 comprises a platform identification code (station identification) corresponding with travelling carriage 23 at least.
In addition, be not destroyed in transmitting procedure 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 code, and this travelling carriage CRC code is embedded in fast access message 232, make base station 21 verify whether fast access message 232 is complete according to travelling carriage CRC code, about base station 21 how according to the integrality of travelling carriage CRC code checking fast access message 232, will be in explanation hereinafter.
Moreover after the fast access message 232 that comprises travelling carriage CRC code and selected transfer sequence 230 produced, transmissions/receiving interface 235 was used in a frame (frame), sent to select transfer sequence 230 and fast access message 232 to the base station 21.
a network resource status 212 and the aforesaid sequence generation letter formula 238 of the holder 211 of base station 21 in order to store 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 select transfer sequences 230 according to 238 decodings of sequence generation letter formula, as no, 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, regenerate again with the selected transfer sequence that transmits the fast access message that comprises travelling carriage CRC code and comprise certain bits information to the base station 21.
Next, the microprocessor 213 of base station 21 will judge whether decodable code of frequency range request signal, as no, 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 again in response to the 3rd anti-handshaking signal, the frequency range request signal that comprises at least the size of wish request frequency range and a platform identification code corresponding with travelling carriage 23 is 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 wish request frequency ranges according to the platform identification code that fast access message 232 comprises, next, the microprocessor 213 of base station 21 will be according to network resource status 212 and wish request frequency range size, judging whether that enough Internet resources are configurable gives the frequency range size that travelling carriage 23 asks, in this way, 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 code, and judge travelling carriage CRC code and base station CRC code whether identical, in this way, fast access message 232 is complete, as no, 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 code, also can carry out an XOR (XOR) computing to the platform identification code of travelling carriage CRC code and travelling carriage 23, to produce a travelling carriage XOR CRC code, and it is embedded in fast access message 232, base station 21 is after receiving fast access message 232, to take out travelling carriage XOR CRC code, and according to registered in the base station 21 platform identification code, travelling carriage XOR CRC code is carried out an XOR, to produce a base station CRC code, again base station CRC code is carried out anti-CRC computing, be embedded in crossfire identification code in fast access message 232 with taking-up, crossfire identification code as taking-up is to be in a zone of reasonableness, represent that fast access message 232 is complete, exceed in this zone of reasonableness as the crossfire identification code of taking out, the microprocessor 213 of base station 21 will get registered in the base station another platform identification code of 21, repeat computing, until the crossfire identification code of taking out is in this zone of reasonableness.
In addition, can be as following table 1 to as shown in table 9 due to the form of the fast access message 232 of the present embodiment:
Table 1
Table 2
Table 3
Table 4
Table 5
Table 6
Table 7
Table 8
Table 9
second embodiment of the invention is as 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 just like the first described WiMAX wireless network of 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 generation letter formula, this base station comprises a holder, one transmission/receiving interface and a microprocessor, this microprocessor is to be with this holder and this transmission/receiving interface a network resource status and the sequence generation letter formula of this holder in order to store this WiMAX wireless network that be electrically connected, this travelling carriage is wanted to this base station requests one frequency range.
In addition, the 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 complete the second described transmission method of embodiment.Aforesaid computer program can be stored in computer-readable medium storing, for example read-only memory (read only memory; ROM), flash memory, floppy disk, hard disk, CD, Portable disk, tape, the person is had now and is had in any other Storage Media of identical function can or to be familiar with the technique by the database of network access.
At first, please first consult Fig. 5 A, execution in step 401, make microprocessor according to sequence generation letter formula, by picking out a selected transfer sequence, execution in step 402 in a plurality of transfer sequences, make microprocessor produce a fast access message according to transmission information, this fast access message comprises a platform identification code corresponding with this travelling carriage at least, and execution in step 403 makes microprocessor carry out a cyclic redundancy check (CRC) (Cyclic RedundancyCheck to the fast access message; CRC) computing is to produce a travelling carriage CRC code.
next, execution in step 404, make microprocessor that travelling carriage CRC code is embedded in the fast access message, execution in step 405, make microprocessor according to transmission information with a certain bits information (for example: crossfire identification code (flowidentification), frequency range size etc.) embed in 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, make microprocessor judges whether can select transfer sequence according to the decoding of sequence generation letter formula, as no, execution in step 409, make microprocessor pass through transmission/receiving interface and transmit the first anti-handshaking signal to travelling carriage, so that travelling carriage can be in response to the first anti-handshaking signal, regenerate again with the selected transfer sequence that transmits the fast access message that comprises travelling carriage CRC code and comprise the crossfire identification code to the base station.
decodable code as selected transfer sequence, 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 wish request frequency range, see also Fig. 5 C, execution in step 411, make whether decodable code of microprocessor judges fast access message, as no, 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, make the microprocessor of travelling carriage in response to the second anti-handshaking signal, transmit a frequency range request signal that comprises at least size and a platform identification code corresponding with travelling carriage of wish request frequency range, execution in step 414, make the transmission of base station/receiving interface receive the frequency range request signal.
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 no, 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 again in response to the 3rd anti-handshaking signal, comprise at least the frequency range request signal of the size of wish request frequency range and a platform identification code corresponding with travelling carriage to the base station.
microprocessor as the base station is decodable code frequency range request signal, execution in step 417, make the platform identification code that the microprocessor of base station comprises according to the frequency range request signal learn it is travelling carriage wish request frequency range, next, execution in step 418, the wish request frequency range size that the microprocessor that makes the base station comprises according to network resource status and frequency range request signal, judgement is to have that enough Internet resources are configurable gives the frequency range size that travelling carriage asks, 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, make the transmission of travelling carriage/receiving interface receive approval signal, at last, execution in step 421, make the microprocessor of travelling carriage 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, as step 411 judgement fast access message decodable code, carry out step 422 as shown in Figure 4, make the platform identification code that the microprocessor of base station comprises according to the fast access message learn it is travelling carriage wish request frequency range, next, execution in step 418, the wish request frequency range size that the microprocessor that makes the base station comprises according to network resource status and frequency range request signal, judgement is to have that enough Internet resources are configurable gives the frequency range size that travelling carriage asks, 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 figure, execution in step 420, make the transmission of travelling carriage/receiving interface receive approval signal, at last, execution in step 421, make the microprocessor of travelling carriage 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 step 407, the transmission method of the 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 code, and judge whether identical step of travelling carriage CRC code and base station CRC code, in this way, fast access message is complete, as no, the fast access message is imperfect, and this checks the visual actual demand of step and determines whether carry out.
Except above-mentioned steps, the second embodiment also can carry out the first embodiment the operation described and function, affiliated technical field have usually know the knowledgeable can be directly acquainted with the second embodiment how based on above-mentioned the first embodiment to carry out these operations and function, therefore do not give unnecessary details.
In sum, the present invention is can be in a frame, transmit simultaneously selected transfer sequence and fast access message, save the quantity of the required transfer 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 limit protection category of the present invention.Any be familiar with this operator can unlabored change or the arrangement of isotropism all belong to the scope that the present invention advocates, the scope of the present invention should be as the criterion with claim.
Claims (14)
1. travelling carriage that is used for a wireless network, this wireless network comprises a base station, and this travelling carriage is wanted to this base station requests one frequency range, and this travelling carriage comprises:
One holder is in order to store a transmission information and a sequence generation letter formula;
One microprocessor, itself and this holder is electric connection, in order to:
According to this sequence generation letter formula, 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 comprises a platform identification code corresponding with this travelling carriage at least; And
According to this transmission information, a certain bits information is embedded and should select in transfer sequence, wherein this certain bits information comprises a crossfire identification code of this travelling carriage; And
One transmission/receiving interface, itself and this microprocessor is electric connection, is used in a frame, sends this selected transfer sequence and this fast access message to this base station, so that this base station can according to this certain bits information and this platform identification code, configure this frequency range and give this travelling carriage;
Wherein, this sequence generation letter formula is:
RN=(a×current_state+p)mod?m
Wherein, RN is that one first parameter preset, current_state are the information that this base station and this travelling carriage are shared for a numbering, a of this selected transfer sequence, and a numbering, p that this information comprises this crossfire identification code, this platform identification code and this frame are that one second parameter preset and m are a sum of these transfer sequences.
2. travelling carriage according to claim 1, it 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 code, and this travelling carriage CRC code embedded in this fast access message.
3. 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 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.
4. travelling carriage according to claim 1, it is characterized in that, this holder is also in order to store a First ray corresponding relation, this microprocessor also carries out a displacement in order to the information of sharing according to this sums of these transfer sequences and this base station and this travelling carriage to this First ray corresponding relation to be processed, to produce one second sequence corresponding relation, this microprocessor is also in order to this 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.
5. 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 generation letter formula, and this travelling carriage is wanted to this base station requests one frequency range, and this transmission method comprises the following step:
(A) make this microprocessor select transfer sequence according to this sequence generation letter formula by picking out one in a plurality of transfer sequences;
(B) make this microprocessor produce a fast access message according to this transmission information, this fast access message comprises a platform identification code corresponding with this travelling carriage at least;
(C) make this microprocessor according to this transmission information, one certain bits information be embedded and should select in transfer sequence, wherein this certain bits information comprises a crossfire identification code of this travelling carriage; 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 according to this certain bits information and this platform identification code, configure this frequency range and give this travelling carriage;
Wherein, this sequence generation letter formula is:
RN=(a×current_state+p)mod?m
Wherein, RN is that one first parameter preset, current_state are the information that this base station and this travelling carriage are shared for a numbering, a of this selected transfer sequence, and a numbering, p that this information comprises this crossfire identification code, this platform identification code and this frame are that one second parameter preset and m are a sum of these transfer sequences.
6. transmission method according to claim 5, is characterized in that, also comprises the following step:
Make this microprocessor carry out a Cyclic Redundancy Check computing to this fast access message, to produce a travelling carriage CRC code; And
Make this microprocessor that this travelling carriage CRC code is embedded in this fast access message.
7. transmission method according to claim 5, 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.
8. transmission method according to claim 5, is characterized in that, also in order to store a First ray corresponding relation, this step (A) is replaceable is the following step to this holder:
The information that makes this microprocessor share according to this sums of these transfer sequences and this base station and this travelling carriage is carried out a displacement to this First ray corresponding relation and is processed, to produce one second sequence corresponding relation; And
Make this microprocessor according to this crossfire identification code of this second sequence corresponding relation and this travelling carriage, by picking out this selected transfer sequence in these transfer sequences.
9. base station that is used for a wireless network, this wireless network comprises a travelling carriage, this travelling carriage is wanted to this base station requests one frequency range, and send in a frame by selected transfer sequence and a fast access message of picking out in a plurality of transfer sequences, should select the certain bits information that transfer sequence comprises the crossfire identification code with this travelling carriage, this fast access message comprises a platform identification code corresponding with this travelling carriage at least, and this base station comprises:
One holder, in order to the network resource status and the sequence generation letter formula that store this wireless network, wherein this sequence generation letter formula is:
RN=(a×current_state+p)mod?m
Wherein, RN is that one first parameter preset, current_state are the information that this base station and this travelling carriage are shared for a numbering, a of this selected transfer sequence, and a numbering, p that this information comprises this crossfire identification code, this platform identification code and this frame are that one second parameter preset and m are a sum of these transfer sequences;
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:
Should select transfer sequence according to this sequence generation letter formula decoding, to learn this frequency range of platform wish 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.
10. base station according to claim 9, it is characterized in that, this fast access message comprises a travelling carriage CRC code that produces 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 code, and judge that this travelling carriage CRC code and this base station CRC code are identical, to confirm that this fast access message is complete.
11. base station according to claim 9, it is characterized in that, this microprocessor is after configurable this frequency range of judgement 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.
12. transmission method that is used for a base station, this base station is applicable to a wireless network and comprises a holder, one transmission/receiving interface and a microprocessor, this microprocessor is to be electric connection with this holder and this transmission/receiving interface, a network resource status and the sequence generation letter formula of this holder in order to store this wireless network, this wireless network comprises a travelling carriage, this travelling carriage wants to send to this base station requests one frequency range and in a frame selected transfer sequence and the fast access message by picking out in a plurality of transfer sequences, should select the certain bits information that transfer sequence comprises the crossfire identification code with this travelling carriage, this fast access message comprises a platform identification code corresponding with this travelling carriage at least, 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 should select transfer sequence according to this sequence generation letter formula decoding, to learn this frequency range of platform wish request with this certain bits information;
(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;
Wherein, this sequence generation letter formula is:
RN=(a×current_state+p)mod?m
Wherein, RN is that one first parameter preset, current_state are the information that this base station and this travelling carriage are shared for a numbering, a of this selected transfer sequence, and a numbering, p that this information comprises this crossfire identification code, this platform identification code and this frame of this travelling carriage are that one second parameter preset and m are a sum of these transfer sequences.
13. transmission method according to claim 12 is characterized in that, this fast access message comprises a travelling carriage CRC code that produces according to this fast access message, and this transmission method also comprises the following step:
Make microprocessor carry out a cyclic redundancy check (CRC) computing to this fast access message, to produce a base station CRC code; And
It is identical making this travelling carriage of microprocessor judges CRC code and this base station CRC code, to confirm that this fast access message is complete.
14. transmission method according to claim 12 is characterized in that, also comprises the following step:
After configurable this frequency range of judgement gives this travelling carriage, make this microprocessor produce one and agree signal; And
Make this transmission/receiving interface 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.
Applications Claiming Priority (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16824109P | 2009-04-10 | 2009-04-10 | |
| US16824309P | 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 CN101860393A (en) | 2010-10-13 |
| CN101860393B true CN101860393B (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010161957 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 |
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| CN (1) | CN101860393B (en) |
| TW (1) | TWI434582B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI468063B (en) * | 2011-01-07 | 2015-01-01 | Inst Information Industry | Base station and wireless device |
| CN108650066B (en) | 2017-03-23 | 2021-04-13 | 财团法人资讯工业策进会 | User device and base station |
Family Cites Families (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 |
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- 2010-04-09 CN CN 201010161957 patent/CN101860393B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| TW201129139A (en) | 2011-08-16 |
| TWI434582B (en) | 2014-04-11 |
| CN101860393A (en) | 2010-10-13 |
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