CN105556881A - Uplink scheduling method and apparatus - Google Patents
Uplink scheduling method and apparatus Download PDFInfo
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- CN105556881A CN105556881A CN201480021251.6A CN201480021251A CN105556881A CN 105556881 A CN105556881 A CN 105556881A CN 201480021251 A CN201480021251 A CN 201480021251A CN 105556881 A CN105556881 A CN 105556881A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
Abstract
Disclosed are an uplink scheduling method and apparatus. The method comprises: determining downlink data blocks required to be repeatedly sent; in each of the downlink data blocks required to be repeatedly sent, carrying traditional uplink state flags having different values and repeated uplink state flags having the same values; and repeatedly sending the downlink data blocks in which the repeated uplink state flags and the traditional uplink state flags are carried. By means of the present invention, during the period of sending the repeated downlink data blocks, uplink scheduling can be carried out on a traditional terminal by utilizing the traditional uplink state flags, and can be carried out on a terminal receiving repeated data by utilizing the repeated uplink state flags, uplink resources are fully utilized, and the utilization rate of the uplink resources is improved.
Description
A kind of uplink dispatch method and device
Technical field
The present invention relates to communication technical field, more particularly to a kind of uplink dispatch method and device.Background technology
GPRS（General Packet Radio Service, GPRS) technology is widely applied within a wireless communication network.GPRS network passes through packet switch（Packet Switch) technology, realize M2M (Machine to Machine, Machine To Machine）Grouping busihess data transmission, provide the user the service type of more horn of plenty.
In the transmission of M2M grouping busihess datas, pass through transmission of data blocks grouping busihess data between terminal and network side.Network side in downlink data block by carrying USF (Uplink State Flag, uplink link status mark）Uplink scheduling is carried out to terminal, instruction terminal is in PDCH (Packet Data Channel, Packet Data Channel）Next scheduling time send upstream packet business datum.
In GSM (Global System for Mobile Communications, global system for mobile telecommunications) system, USF is carried typically in the data block build of downlink data block, takes 3 bits, and span is 0 ~ 7.USF different values are used to dispatch different terminals, when USF values are 7, represent that USF is invalid, network side is without uplink scheduling.
At present, M2M (Machine to Machine, Machine To Machine) business is mainly based on Packet Service, and basement or confined space can be usually deployed in by realizing the terminal of M2M business.In order to reach preferable coverage effect, it is necessary in the correlation technique eated dishes without rice or wine using coverage enhancement of wireless network.
, can be by way of carrying out continuously repeating transmission to downlink data block in network side in order to reach the demand of coverage enhancement, USF is also required to repeat to send as a part for downlink data block.When carrying out data block repetition transmission, USF is arranged to identical value, calls same terminal.Terminal is all received by the data block for repeating to send, after each data block is merged, USF values can just be decoded, the USF values decoded are matched with pre-assigned USF values, if matching, upstream packet business datum is sent in PDCH next scheduling time.However, USF can be decoded independently, USF is carried in each data block sent before last data block for repeating to send, but although these USF enter to terminal
Uplink scheduling is gone, but triggering terminal does not send upstream packet business datum, i.e., the transmission of upstream packet business datum is not carried out in a period of each data block sent before transmission last data block, the waste of ascending resource is caused.The content of the invention
The embodiment of the present invention provides a kind of uplink dispatch method and device, to make full use of ascending resource.
There is provided a kind of uplink scheduling device for first aspect, it is characterised in that including determining unit, carries unit and transmitting element, wherein：
The determining unit, for the downlink data block for determining to need to repeat to send；
The carrying unit, in each downlink data block that transmission is repeated the need for for being determined in the determining unit, carry the conventional uplink status indicator with different values and the repeating uplink status indicator with identical value, the conventional uplink status indicator with different values is used to carry out uplink scheduling to different conventional terminals, the conventional terminal is does not need the terminal of coverage enhancement, and the repeating uplink status indicator with identical value is used to carry out uplink scheduling to the terminal for needing coverage enhancement；
The transmitting element, for repeating to send the downlink data block for carrying the repeating uplink status indicator and the conventional uplink status indicator.
With reference in a first aspect, in the first implementation, the carrying unit, specifically in each downlink data block for repeating to send as follows in the needs, carrying the conventional uplink status indicator with different values：
In last data block during the needs repeat each downlink data block of transmission, invalid conventional uplink status indicator is carried；
In each downlink data block that other needs in addition to last described data block repeat transmission, effective conventional uplink status indicator is carried.
With reference to the first implementation of first aspect or first aspect, in second of implementation, the carrying unit, specifically in the needs repeat each downlink data block of transmission, carrying the repeating uplink status indicator with identical value as follows：
In the data block build for each downlink data block that the needs repeat to send, addition respectively has the repeating uplink status indicator of identical value.2
With reference to second of implementation of first aspect, in the third implementation, the carrying unit, specifically in the data block build of downlink data block, adding repeating uplink status indicator as follows：
The bit of part original information in the data block build of downlink data block is reduced, the bit of free time is obtained；
By the idle bit, the bit for characterizing the repeating uplink status indicator is used as.With reference to the third implementation of first aspect, in the 4th kind of implementation, the carrying unit, specifically for as follows being reduced the bit of part original information in the data block build of downlink data block, obtains the bit of free time：
Backward sequence number BSN bits in the data block build of downlink data block for characterize data block sequence number are reduced, idle bit position is obtained.
Second aspect is there is provided a kind of uplink scheduling device, including determining unit, acquiring unit, decoding unit and trigger element, wherein：
The determining unit, for determining terminal type, the terminal type includes not needing the conventional terminal of coverage enhancement and needs the terminal of coverage enhancement；
The acquiring unit, terminal type for being determined in the determining unit is when not needing the conventional terminal of coverage enhancement, obtain the conventional uplink status indicator carried in the downlink data block that network side is sent, wherein, the conventional uplink status indicator of different values is used to carry out uplink scheduling to different conventional terminals；
The acquiring unit, when terminal type for being determined in the determining unit is the terminal for needing coverage enhancement, obtain the repeating uplink status indicator that network side repeats to carry in each downlink data block of transmission, the repeating uplink status indicator carried in each downlink data block has identical value, for carrying out uplink scheduling to the terminal for needing coverage enhancement；Repeating uplink status indicator is decoded described in person；
The trigger element, for the decoded result according to the decoding unit, triggers the transmission of upstream packet business datum.
With reference to second aspect, in the first implementation, the repeating uplink status indicator carried in each downlink data block that the acquiring unit is sent specifically for obtaining network side to repeat as follows：
Parse the data block build that network side repeats each downlink data block of transmission, obtained repeating uplink status indicator.
The third aspect there is provided a kind of uplink dispatch method, including：
It is determined that needing the downlink data block for repeating to send；
In the needs repeat each downlink data block of transmission, carry the conventional uplink status indicator with different values, the conventional uplink status indicator with different values is used to carry out different conventional terminals uplink scheduling, and the conventional terminal is the terminal for not needing coverage enhancement；
In the needs repeat each downlink data block of transmission, the repeating uplink status indicator with identical value is carried, the repeating uplink status indicator with identical value is used to carry out uplink scheduling to the terminal for needing coverage enhancement；
Repeat to send the downlink data block for carrying the repeating uplink status indicator and the conventional uplink status indicator.
With reference to the third aspect, in the first implementation, in the needs repeat each downlink data block of transmission, the conventional uplink status indicator with different values is carried, including：
In last data block during the needs repeat each downlink data block of transmission, invalid conventional uplink status indicator is carried；
In each downlink data block that other needs in addition to last described data block repeat transmission, effective conventional uplink status indicator is carried.
With reference to the third aspect or the first implementation of the third aspect, in second of implementation, in the needs repeat each downlink data block of transmission, the repeating uplink status indicator with identical value is carried, including：
In the data block build for each downlink data block that the needs repeat to send, addition respectively has the repeating uplink status indicator of identical value.
With reference to second of implementation of the third aspect, in the third implementation, in the data block build of downlink data block, repeating uplink status indicator is added, including：
The bit of part original information in the data block build of downlink data block is reduced, the bit of free time is obtained；
By the idle bit, the bit for characterizing the repeating uplink status indicator is used as.With reference to the third implementation of the third aspect, in the 4th kind of implementation, the bit of part original information is reduced in the data block build by downlink data block, obtains the bit of free time, including：Backward sequence number BSN bits in the data block build of downlink data block for characterize data block sequence number are reduced, idle bit position is obtained.
Fourth aspect there is provided a kind of uplink dispatch method, including：
Terminal type is determined, the terminal type includes not needing the conventional terminal of coverage enhancement and needs the terminal of coverage enhancement；
If it is determined that terminal type for do not need coverage enhancement conventional terminal, the conventional uplink status indicator for then obtaining and being carried in the downlink data block of decoding network side transmission, the transmission of upstream packet business datum is triggered according to decoded result, wherein, the conventional uplink status indicator of different values is used to carry out uplink scheduling to different conventional terminals；
If it is determined that terminal type be to need the terminal of coverage enhancement, then obtain and decoding network stresses to recur the repeating uplink status indicator carried in each downlink data block sent, the transmission of upstream packet business datum is triggered according to decoded result, wherein, the repeating uplink status indicator carried in each downlink data block has identical value, for carrying out uplink scheduling to the terminal for needing coverage enhancement.
With reference to fourth aspect, in the first implementation, the repeating uplink status indicator carried in each downlink data block for obtaining network side repetition transmission, including：
Parse the data block build that network side repeats each downlink data block of transmission, obtained repeating uplink status indicator.
Uplink dispatch method and device provided in an embodiment of the present invention, the conventional uplink status indicator with different values and the repeating uplink status indicator with identical value are carried in the downlink data block for needing to repeat transmission, added i.e. in the embodiment of the present invention in original downlink data block for needing the terminal of coverage enhancement to carry out the repeating uplink status indicator of uplink scheduling, and identical value need not be changed to for the conventional uplink status indicator for not needing the conventional terminal of coverage enhancement to carry out uplink scheduling, it can keep down
The value for the conventional uplink status indicator that row data block Central Plains is carried is constant.Therefore, pass through the embodiment of the present invention, during the downlink data block repeated is sent, uplink scheduling is carried out to conventional terminal using conventional uplink status indicator and concurrently serves row grouping busihess data, using repeating uplink status indicator to needing the terminal of coverage enhancement to carry out uplink scheduling and sending grouping busihess data, the transmission of upstream packet business datum has all been carried out in during downlink data block is sent, ascending resource has been taken full advantage of, improves ascending resource utilization rate.Brief description of the drawings
Fig. 1 is that uplink scheduling device provided in an embodiment of the present invention constitutes schematic diagram；
Fig. 2 constitutes schematic diagram for the uplink scheduling device that another embodiment of the present invention is provided；
Fig. 3 is that uplink scheduling equipment provided in an embodiment of the present invention constitutes schematic diagram；
Fig. 4 constitutes schematic diagram for the uplink scheduling equipment that another embodiment of the present invention is provided；
Fig. 5 is uplink dispatch method flow chart provided in an embodiment of the present invention；
Fig. 6 is uplink scheduling implementation process schematic diagram provided in an embodiment of the present invention；
The uplink dispatch method implementation process figure that Fig. 7 provides for another embodiment of the present invention.Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.
Uplink dispatch method and device provided in an embodiment of the present invention, being mainly used in needs to carry out downlink data block repetition transmission, that is, needs to carry out terminal the application scenarios of coverage enhancement.In the embodiment of the present invention in the downlink data block for needing to repeat transmission, newly increase for needing the terminal of coverage enhancement to carry out RUSF (the Repetition Uplink State Flag, repeating uplink status indicator of uplink scheduling）.RUSF value is identical, it can realize and uplink scheduling is carried out to the terminal for needing coverage enhancement, therefore the value of the USF of original carrying in downlink data block can be kept constant, the different USF of value can be scheduled to different conventional terminals, and conventional terminal refers to the terminal for not needing coverage enhancement in the embodiment of the present invention.
Traditional USF and RUSF downlink data block are carried in the embodiment of the present invention, by conventional terminal and the terminal of coverage enhancement can be needed to obtain.Conventional terminal is decoded to the USF in the downlink data block of acquisition, if the USF values after being correctly decoded are identical with pre-assigned USF values, can trigger the transmission of upstream packet business datum.Need the RUSF in whole downlink data blocks that the terminal-pair of coverage enhancement obtains to be decoded, if the RUSF values after being correctly decoded are identical with pre-assigned RUSF values, can trigger the transmission of upstream packet business datum.Therefore, in the embodiment of the present invention traditional USF and the RUSF newly increased are carried in the downlink data block for needing to repeat transmission, can be during the terminal to needing coverage enhancement carries out uplink scheduling, uplink scheduling is carried out to the terminal for not needing coverage enhancement and concurrently serves row grouping busihess data, ascending resource is taken full advantage of, the utilization rate of ascending resource is improved.
The embodiment of the present invention provides a kind of uplink scheduling device 100, as shown in Fig. 1, and the uplink scheduling device 100 includes determining unit 101, carries unit 102 and transmitting element 103, wherein：
Determining unit 101, for the downlink data block for determining to need to repeat to send.
Carry unit 102, in each downlink data block that transmission is repeated the need for for being determined in determining unit 101, carry the conventional uplink status indicator with different values and the repeating uplink status indicator with identical value, conventional uplink status indicator with different values is used to carry out uplink scheduling to different conventional terminals, conventional terminal is does not need the terminal of coverage enhancement, and the repeating uplink status indicator with identical value is used to carry out uplink scheduling to the terminal for needing coverage enhancement.
Transmitting element 103, for repeating to send the downlink data block for carrying repeating uplink status indicator and conventional uplink status indicator.
In the first implementation, unit 102 is carried, specifically in each downlink data block for needing to repeat transmission, carrying the conventional uplink status indicator with different values as follows：
In needing to repeat last data block in each downlink data block of transmission, invalid conventional uplink status indicator is carried.
In each downlink data block that other needs in addition to last data block repeat transmission, effective conventional uplink status indicator is carried.
In second of implementation, unit 102 is carried, specifically in each downlink data block for needing to repeat transmission, carrying the repeating uplink status indicator with identical value as follows：
In needing to repeat the data block build of each downlink data block of transmission, addition respectively has the repeating uplink status indicator of identical value.
In the third implementation, unit 102 is carried, specifically in the data block build of downlink data block, adding repeating uplink status indicator as follows：
The bit of part original information in the data block build of downlink data block is reduced, the bit of free time is obtained.
By idle bit, the bit for characterizing repeating uplink status indicator is used as.
In the 4th kind of implementation, unit 102 is carried, specifically for as follows being reduced the bit of part original information in the data block build of downlink data block, the bit of free time is obtained：
Backward sequence number BSN bits in the data block build of downlink data block for characterize data block sequence number are reduced, idle bit position is obtained.
It should be noted that the uplink scheduling device 100 of the above-mentioned offer of the embodiment of the present invention for example can be the network equipment, the network equipment for example can be BSC (Base Station Controller, base station controller）, naturally it is also possible to it is all parts in the network equipment, the embodiment of the present invention, which is not regarded it as, to be limited.
Uplink scheduling device 100 provided in an embodiment of the present invention carries the conventional uplink status indicator with different values and the repeating uplink status indicator with identical value in the downlink data block for needing to repeat transmission, added i.e. in the embodiment of the present invention in original downlink data block for needing the terminal of coverage enhancement to carry out the repeating uplink status indicator of uplink scheduling, and need not be changed to identical value for the conventional uplink status indicator for not needing the conventional terminal of coverage enhancement to carry out uplink scheduling, the value of the conventional uplink status indicator of downlink data block Central Plains carrying can be kept constant.Therefore, pass through the embodiment of the present invention, during the downlink data block repeated is sent, uplink scheduling is carried out to conventional terminal using conventional uplink status indicator and concurrently serves row grouping busihess data, using repeating uplink status indicator to needing the terminal of coverage enhancement to carry out uplink scheduling and sending grouping busihess data, the transmission of upstream packet business datum has all been carried out in during downlink data block is sent, ascending resource has been taken full advantage of, improves ascending resource utilization rate.
Another embodiment of the present invention provides a kind of uplink scheduling device 200, as shown in Fig. 2 the uplink scheduling device 200 includes determining unit 201, acquiring unit 202, decoding unit 203 and trigger element 204, wherein：Determining unit 201, for determining terminal type, terminal type includes not needing the tradition of coverage enhancement whole
Hold and need the terminal of coverage enhancement.
Acquiring unit 202, terminal type for being determined in determining unit 201 is when not needing the conventional terminal of coverage enhancement, obtain the conventional uplink status indicator carried in the downlink data block that network side is sent, wherein, the conventional uplink status indicator of different values is used to carry out uplink scheduling to different conventional terminals.
Acquiring unit 202, when terminal type for being determined in determining unit 201 is the terminal for needing coverage enhancement, obtain the repeating uplink status indicator that network side repeats to carry in each downlink data block of transmission, the repeating uplink status indicator carried in each downlink data block has identical value, for carrying out uplink scheduling to the terminal for needing coverage enhancement.
Decoding unit 203, conventional uplink status indicator or repeating uplink status indicator for acquiring unit 202 to be obtained are decoded.
When decoding unit 203 is decoded to conventional uplink status indicator in the embodiment of the present invention, the conventional uplink status indicator of acquisition can directly be decoded, obtain the value of conventional uplink status indicator.
, it is necessary to which after to the repeating uplink status indicator merging in each downlink data block by acquisition, decoding obtains the value of repeating uplink status indicator when 203 pairs of repetition uplink link status marks of decoding unit are decoded in the embodiment of the present invention.
Trigger element 204, for the decoded result according to decoding unit 203, triggers the transmission of upstream packet business datum.
In the embodiment of the present invention, for conventional terminal, if the value that decoding unit 203 decodes obtained conventional uplink status indicator is identical with the value of pre-assigned conventional uplink status indicator, then it is shown to be and uplink scheduling is carried out to present terminal, can trigger the transmission of upstream packet business datum.Terminal for needing coverage enhancement, if the value that decoding unit 203 decodes obtained repeating uplink status indicator is identical with the value of pre-assigned repeating uplink status indicator, it then can trigger being sent in the first implementation for upstream packet business datum, the repeating uplink status indicator carried in each downlink data block that acquiring unit 202 is sent specifically for obtaining network side to repeat as follows：
Parse the data block build that network side repeats each downlink data block of transmission, obtained repeating uplink status indicator.
The bit of Uplink State mark is the position of the bit reduction of the original information in data block build, then the numerical value at the reduction position is parsed, obtain repeating uplink status indicator.
Uplink scheduling device 200 provided in an embodiment of the present invention for example can be mobile terminal, naturally it is also possible to be all parts in mobile terminal, and the embodiment of the present invention, which is not regarded it as, to be limited.
Uplink scheduling device 200 provided in an embodiment of the present invention, obtained according to the terminal type of determination and decode conventional uplink status indicator or repeating uplink status indicator, therefore pass through the embodiment of the present invention, during the downlink data block repeated is sent, conventional terminal can carry out uplink scheduling using conventional uplink status indicator and concurrently serve row grouping busihess data, the terminal of coverage enhancement is needed to carry out uplink scheduling using repeating uplink status indicator and send grouping busihess data, the transmission of upstream packet business datum has all been carried out in during downlink data block is sent, take full advantage of ascending resource, improve ascending resource utilization rate.
Based on uplink scheduling device 100 provided in an embodiment of the present invention, the embodiment of the present invention additionally provides a kind of uplink scheduling equipment 300, as shown in figure 3, the uplink scheduling equipment 300 includes transmitter 301, memory 302, processor 303 and bus 304.
Transmitter 301, with other equipment or communication, such as Ethernet, wireless access network（), RAN WLAN（Wireless Local Area Networks, WLAN) etc..
Memory 302 can be read-only storage in the embodiment of the present invention（Read-only memory, ROM) or can store static information and instruction other kinds of static storage device, random access memory（Random access memory, RAM) or can storage information and the other kinds of dynamic memory or EEPROM of instruction（Electrically Erasable Programmable Read-Only Memory, EEPROM), read-only optical disc（Compact Disc Read-Only Memory, CD-ROM) or other optical disc storages, laser disc storage（Including compression laser disc, laser disc, laser disc, Digital Versatile Disc, Blu-ray Disc etc.）, magnetic disk storage medium or other magnetic storage apparatus or can be used in carrying or store the desired program code with instruction or data structure form and can by computer access any other medium, but not limited to this.Memory 302 is connected by bus 304 with processor 303.
Processor 303 can be a general central processor in the embodiment of the present invention in the embodiment of the present invention
(CPU), processor, ASIC (application-specific integrated circuit, ASIC), or one or more integrated circuits for being used to control the present invention program program to perform.
Bus 304 may include a path, for transmitting information between at least one processor 303, at least one memory 302 and at least one transmitter 301.
In the embodiment of the present invention, the application code for performing the present invention program is preserved in the memory 302, and calls by processor 303 execution.Processor 303 is used to perform the application program stored in memory 302.
In a kind of possible embodiment, when above-mentioned application program is performed by processor 303, implement function such as：
It is determined that needing the downlink data block for repeating to send；
In the needs repeat each downlink data block of transmission, carry the conventional uplink status indicator with different values, the conventional uplink status indicator with different values is used to carry out different conventional terminals uplink scheduling, and the conventional terminal is the terminal for not needing coverage enhancement；
In the needs repeat each downlink data block of transmission, the repeating uplink status indicator with identical value is carried, the repeating uplink status indicator with identical value is used to carry out uplink scheduling to the terminal for needing coverage enhancement；
Control transmitter 301 repeats to send the downlink data block for carrying the repeating uplink status indicator and the conventional uplink status indicator.
In the first implementation, processor 303, specifically in each downlink data block for needing to repeat transmission, carrying the conventional uplink status indicator with different values as follows：
In needing to repeat last data block in each downlink data block of transmission, invalid conventional uplink status indicator is carried.
In each downlink data block that other needs in addition to last data block repeat transmission, effective conventional uplink status indicator is carried.
In second of implementation, processor 303, specifically in each downlink data block for needing to repeat transmission, carrying the repeating uplink status indicator with identical value as follows：
In needing to repeat the data block build of each downlink data block of transmission, addition respectively has identical value
Repeating uplink status indicator.
In the third implementation, processor 303, specifically in the data block build of downlink data block, adding repeating uplink status indicator as follows：
The bit of part original information in the data block build of downlink data block is reduced, the bit of free time is obtained.
By idle bit, the bit for characterizing repeating uplink status indicator is used as.
In the 4th kind of implementation, processor 303, specifically for as follows being reduced the bit of part original information in the data block build of downlink data block, obtains the bit of free time：
Backward sequence number BSN bits in the data block build of downlink data block for characterize data block sequence number are reduced, idle bit position is obtained.
It should be noted that the uplink scheduling equipment 300 of the above-mentioned offer of the embodiment of the present invention for example can be the network equipment, the network equipment for example can be BSC (Base Station Controller, base station controller）, naturally it is also possible to it is all parts in the network equipment, the embodiment of the present invention, which is not regarded it as, to be limited.
Uplink scheduling equipment 300 provided in an embodiment of the present invention carries the conventional uplink status indicator with different values and the repeating uplink status indicator with identical value in the downlink data block for needing to repeat transmission, added i.e. in the embodiment of the present invention in original downlink data block for needing the terminal of coverage enhancement to carry out the repeating uplink status indicator of uplink scheduling, and need not be changed to identical value for the conventional uplink status indicator for not needing the conventional terminal of coverage enhancement to carry out uplink scheduling, the value of the conventional uplink status indicator of downlink data block Central Plains carrying can be kept constant.Therefore, pass through the embodiment of the present invention, during the downlink data block repeated is sent, uplink scheduling is carried out to conventional terminal using conventional uplink status indicator and concurrently serves row grouping busihess data, using repeating uplink status indicator to needing the terminal of coverage enhancement to carry out uplink scheduling and sending grouping busihess data, the transmission of upstream packet business datum has all been carried out in during downlink data block is sent, ascending resource has been taken full advantage of, improves ascending resource utilization rate.
Based on uplink scheduling device 200 provided in an embodiment of the present invention, another embodiment of the present invention additionally provides a kind of uplink scheduling equipment 400, as shown in figure 4, the uplink scheduling equipment 400 includes communication interface 401, memory 402, processor 403 and bus 404.
Communication interface 401, using the device of the similar class of transceiver one, and other equipment or communication,
Such as Ethernet, wireless access network（RAN), WLAN（Wireless Local Area Networks, WLAN) etc..
Memory 402 can be read-only storage in the embodiment of the present invention（Read-only memory, ROM) or can store static information and instruction other kinds of static storage device, random access memory（Random access memory, RAM) or can storage information and the other kinds of dynamic memory or EEPROM of instruction（Electrically Erasable Programmable Read-Only Memory, EEPROM), read-only optical disc（Compact Disc Read-Only Memory, CD-ROM) or other optical disc storages, laser disc storage（Including compression laser disc, laser disc, laser disc, Digital Versatile Disc, Blu-ray Disc etc.）, magnetic disk storage medium or other magnetic storage apparatus or can be used in carrying or store the desired program code with instruction or data structure form and can by computer access any other medium, but not limited to this.Memory 402 is connected by bus 404 with processor 403.
Processor 403 can be a general central processor (CPU) in the embodiment of the present invention in the embodiment of the present invention, processor, ASIC (application-specific integrated circuit, ASIC), or it is one or more be used for control the present invention program program perform integrated circuit.
Bus 404 may include a path, for transmitting information between at least one processor 403, at least one memory 402 and at least one communication interface 401.
In the embodiment of the present invention, the application code for performing the present invention program is stored in memory 402, and calls by processor 403 execution.Processor 403 is used to perform the application program stored in memory 402.
In a kind of possible embodiment, when above-mentioned application program is performed by processor 403, implement function such as：
Terminal type is determined, terminal type includes not needing the conventional terminal of coverage enhancement and needs the terminal of coverage enhancement.
If it is determined that terminal type for do not need coverage enhancement conventional terminal when, the conventional uplink status indicator carried in the downlink data block that network side is sent is obtained by communication interface 401, wherein, the conventional uplink status indicator of different values is used to carry out uplink scheduling to different conventional terminals.
If it is determined that terminal type when being the terminal for needing coverage enhancement, pass through communication interface 401 and obtain network
Stressing to recur the repeating uplink status indicator carried in the repeating uplink status indicator carried in each downlink data block sent, each downlink data block has identical value, for carrying out uplink scheduling to the terminal for needing coverage enhancement.
The conventional uplink status indicator or repeating uplink status indicator of acquisition are decoded.According to decoded result, the transmission of upstream packet business datum is triggered.
In the embodiment of the present invention, for conventional terminal, if the value that processor 403 decodes obtained conventional uplink status indicator is identical with the value of pre-assigned conventional uplink status indicator, then it is shown to be and uplink scheduling is carried out to present terminal, can trigger the transmission of upstream packet business datum.Terminal for needing coverage enhancement, if the value that processor 403 decodes obtained repeating uplink status indicator is identical with the value of pre-assigned repeating uplink status indicator, can trigger the transmission of upstream packet business datum
In the first implementation, the repeating uplink status indicator carried in each downlink data block that processor 403 is sent specifically for obtaining network side to repeat as follows：
Parse the data block build that network side repeats each downlink data block of transmission, obtained repeating uplink status indicator.
The data block build of 403 pairs of each downlink data blocks of processor is parsed in the embodiment of the present invention, it is that the data block build structure of downlink data block sent according to network side is parsed accordingly, if the bit of such as repeating uplink status indicator is the position of the bit reduction of the original information in data block build, then the numerical value at the reduction position is parsed, repeating uplink status indicator is obtained.
Uplink scheduling equipment 400 provided in an embodiment of the present invention for example can be mobile terminal, naturally it is also possible to be all parts in mobile terminal, and the embodiment of the present invention, which is not regarded it as, to be limited.
Uplink scheduling equipment 400 provided in an embodiment of the present invention, obtained according to the terminal type of determination and decode conventional uplink status indicator or repeating uplink status indicator, therefore pass through the embodiment of the present invention, during the downlink data block repeated is sent, conventional terminal can carry out uplink scheduling using conventional uplink status indicator and concurrently serve row grouping busihess data, the terminal of coverage enhancement is needed to carry out uplink scheduling using repeating uplink status indicator and send grouping busihess data, the transmission of upstream packet business datum has all been carried out in during downlink data block is sent, take full advantage of ascending resource, improve ascending resource utilization rate.
The implementation method of scheduling is described in detail.The uplink dispatch method flow chart that inventive embodiments are provided, the executive agent of method shown in Fig. 5 can be the network equipment, and the network equipment for example can be BSC (Base Station Controller, base station controller）, the executive agent of certain this method can also be all parts in the network equipment, and the embodiment of the present invention, which is not regarded it as, to be limited.As shown in figure 5, this method includes：
S101 :It is determined that needing the downlink data block for repeating to send.
S102:In each downlink data block for needing to repeat transmission, traditional USF with different values is carried.In the embodiment of the present invention in each downlink data block for needing to repeat to send the USF that carries be below the USF of original carrying in downlink data block, the embodiment of the present invention for convenience of description, the USF of original carrying is referred to as traditional USF in downlink data block.Traditional USF-as be that the terminal that conventional terminal in uplink scheduling, the embodiment of the present invention refers to not need coverage enhancement is carried out to different conventional terminal by different values.
S103:In each downlink data block for needing to repeat transmission, the RUSF with identical value is carried.The RUSF carried in the embodiment of the present invention in each downlink data block for needing to repeat transmission, is exclusively used in carrying out uplink scheduling to the terminal for needing coverage enhancement.RUSF has identical value in the embodiment of the present invention, for carrying out uplink scheduling to the terminal for needing coverage enhancement.
S104:Issue the downlink data block for carrying RUSF and tradition USF.
In the embodiment of the present invention after completion issues each downlink data block of repetition, the terminal of coverage enhancement is needed, after the RUSF in each downlink data block got is merged, RUSF is decoded, after being correctly decoded, upstream packet business datum is sent in PDCH next scheduling time.During each downlink data block of repetition is issued, conventional terminal can be decoded to the traditional USF carried in the downlink data block that gets, after being correctly decoded, and upstream packet business datum is sent on PDCH next scheduling time.
The conventional uplink status indicator with different values and the repeating uplink status indicator with identical value are carried in the embodiment of the present invention in the downlink data block for needing to repeat transmission, added i.e. in the embodiment of the present invention in original downlink data block for needing the terminal of coverage enhancement to carry out the repeating uplink status indicator of uplink scheduling, and the conventional uplink status indicator for carrying out uplink scheduling for conventional terminal need not be changed to identical value, the conventional uplink status indicator of downlink data block Central Plains carrying can be kept
Value is constant.Therefore, pass through the embodiment of the present invention, during the downlink data block repeated is sent, uplink scheduling is carried out to conventional terminal using conventional uplink status indicator and concurrently serves row grouping busihess data, using repeating uplink status indicator row grouping busihess data is concurrently served to needing the terminal of coverage enhancement to carry out uplink scheduling, ascending resource is taken full advantage of, ascending resource utilization rate is improved.
The embodiment of the present invention is below with reference to practical application to being carried in the downlink data block for needing to repeat transmission
RUSF and tradition USF process is described in detail.
In S103 of the embodiment of the present invention in each downlink data block for needing to repeat transmission, carry the RUSF with identical value, can be in the data block head of each downlink data block, addition has the RUSF of identical value respectively, so as to need the terminal of coverage enhancement getting the downlink data block for carrying RUSF, it can faster decode and show that the downlink data block is the downlink data block that uplink scheduling is carried out to itself.Bit according to part original information in block build is reduced, and obtains the bit of free time, and the idle bit that this is obtained is used as the bit for characterizing RUSF.
Optionally, BSN (the backward Sequence Number, backward sequence number of characterize data block sequence number will can be used in the data block head of downlink data block in the embodiment of the present invention）Bit reduces, and the bit of free time is obtained, by obtained idle bit, as the bit for characterizing RUSF, to reduce the change to data block build.
It should be noted that the terminal for carrying out downlink data block reception can not be same terminal with carrying out the terminal of uplink scheduling.The downlink data block that data block build is changed, which is destined to, in the embodiment of the present invention needs the terminal of coverage enhancement, the terminal of the needs coverage enhancement RUSF can be decoded and upstream packet business datum transmission, and other information for downlink data transmission in addition to RUSF can be decoded, carry out the transmission of downlink grouping traffic data.
The embodiment of the present invention is with EGPRS (Enhanced Data Rate for GSM Evolution, enhanced data rates for gsm evolution technology）MCS (Modulation and Coding Scheme, modulation and coding strategy）Exemplified by-l ~ MCS-4, illustrated to adding RUSF in the data block build of downlink data block.
Table 1 show USF in existing carrying USF data block build topology example, table 1 and takes three bits, and span is 0 ~ 7.BSN1 is used for characterize data block sequence number, takes 11 bits, this hair
The bit that can take BSN1 in bright embodiment reduces 3 bits, and 3 bits obtained using reduction characterize RUSF, as shown in table 2.
Table 1
Table 2
RUSF takes 3 bits in table 2, and span is 0 ~ 7, and values different same RUSF can be used for carrying out uplink scheduling to different terminals.USF and RUSF are carried in table 2 in the build of data block, USF can retain original value, uplink scheduling is carried out to conventional terminal during repetition downlink data block is sent.RUSF values are identical, for carrying out uplink scheduling to the terminal for needing coverage enhancement.
Clashed to avoid the terminal for decoding RUSF from sending repetition uplink data block with sending legacy upstream data block, in the embodiment of the present invention in needing to repeat last data block in each downlink data block of transmission, carry invalid traditional USF, traditional USF that value is 7 can be for example carried, so that last downlink data block only dispatches decoding RUSF terminal.In each downlink data block that other needs in addition to last data block repeat transmission, effective tradition USF is carried, for example, carries traditional USF that value is not 7, the conventional terminal for scheduling decoding tradition USF.Schematic diagram.Downlink data block B in Fig. 60For traditional downlink data block, all data block build structures as shown in table 1 can be used, conventional terminal gets downlink data block BQAnd be correctly decoded after USF value, it can correspond to and send uplink data block：^.Downlink data block B B^ are to need n times to repeat the downlink data block sent, therefore downlink data block B^BNW data block build structure can use the block data structure of such as table 2 in the embodiment of the present invention, and wherein USF values are different, and RUSF values are identical.It is 0 that RUSF values can be for example set in the embodiment of the present invention.It is that 0, USF values are not 7 that RUSF values, which can be set, in the preceding N-1 downlink data block issued, i.e. downlink data block Β ^ Β Ν, and wherein USF specific value can need the terminal dispatched to determine originally according to downlink data block.Therefore send downlink data block ^ during, it is necessary to coverage enhancement terminal by each downlink data block got progress Slow deposit, and conventional terminal then can by original uplink scheduling mode,
Individually decode the USF values carried in the downlink data block build received, it is possible to uplink data block B is sent in corresponding up channel2~BN+1.In last downlink data block B issuedN+1Middle setting RUSF values are that 0, USF values are 7, i.e., the USF that last downlink data block is carried is invalid, and to conventional terminal without uplink scheduling, decoding RUSF terminal is receiving downlink data block BN+1Afterwards, the downlink data block B^BNW acquisitions that n times the need for acquisition are repeated to send are finished, now RUSF values are decoded, if it is identical with pre-assigned value to be correctly decoded obtained RUSF values, start to send uplink data block B on corresponding up channelN+2。
The conventional uplink status indicator with different values and the repeating uplink status indicator with identical value are carried in the embodiment of the present invention in the downlink data block for needing to repeat transmission, added i.e. in the embodiment of the present invention in original downlink data block for needing the terminal of coverage enhancement to carry out the repeating uplink status indicator of uplink scheduling, and the conventional uplink status indicator being scheduled for conventional terminal need not be changed to identical value, the value of the conventional uplink status indicator of downlink data block Central Plains carrying can be kept constant.Therefore, pass through the embodiment of the present invention, during the downlink data block repeated is sent, the uplink scheduling of conventional terminal is carried out using conventional uplink status indicator, the terminal for receive repeated data using repeating uplink status indicator carries out uplink scheduling, ascending resource is taken full advantage of, ascending resource utilization rate is improved.
Illustrated in another embodiment of the present invention by taking the process that uplink scheduling is realized in end side as an example, Fig. 3 show the implementation process figure of the uplink dispatch method of another embodiment of the present invention offer.The executive agent of method shown in Fig. 7 can be terminal device, and the executive agent of certain this method can also be all parts in terminal device, and the embodiment of the present invention, which is not regarded it as, to be limited.As shown in fig. 7, this method includes：
S201 :Determine terminal type.
Terminal type includes not needing the conventional terminal of coverage enhancement and needs the terminal of coverage enhancement in the embodiment of the present invention.
S202a:If it is determined that terminal type obtained not need the conventional terminal of coverage enhancement, then and the conventional uplink status indicator that carries in downlink data block that decoding network side is sent.
In the embodiment of the present invention, the conventional uplink status indicator of different values is used to carry out uplink scheduling to different conventional terminals.
S202b:The terminal type of determination is to need the terminal of coverage enhancement, then obtains and decoding network stresses to recur the repeating uplink status indicator carried in each downlink data block sent.
In the embodiment of the present invention, the repeating uplink status indicator carried in each downlink data block has identical value, for carrying out uplink scheduling to the terminal for needing coverage enhancement.
S203:The transmission of upstream packet business datum is triggered according to decoded result.
Optionally, the repeating uplink status indicator that network side repeats to carry in each downlink data block of transmission is obtained in the embodiment of the present invention, the data block build for each downlink data block that can be sent by parsing network side to repeat, obtained repeating uplink status indicator.What the data block build structure for the downlink data block sent was parsed accordingly, if the bit of such as repeating uplink status indicator is the position of the bit reduction of the original information in data block build, then the numerical value at the reduction position is parsed, repeating uplink status indicator is obtained.
It should be noted that, the implementation process that end side carries out uplink scheduling in the embodiment of the present invention is to adapt to the downlink data block structure that network side is sent, therefore the process description that uplink scheduling is carried out to end side in the embodiment of the present invention is not local in detail enough, the associated description of network side is referred to, be will not be repeated here.
Uplink dispatch method provided in an embodiment of the present invention, obtained according to the terminal type of determination and decode conventional uplink status indicator or repeating uplink status indicator, therefore pass through the embodiment of the present invention, during the downlink data block repeated is sent, conventional terminal can carry out uplink scheduling using conventional uplink status indicator and concurrently serve row grouping busihess data, the terminal of coverage enhancement is needed to carry out uplink scheduling using repeating uplink status indicator and send grouping busihess data, the transmission of upstream packet business datum has all been carried out in during downlink data block is sent, take full advantage of ascending resource, improve ascending resource utilization rate.
It should be understood by those skilled in the art that, embodiments of the invention can be provided as method, system or computer program product.Therefore, the form of the embodiment in terms of the present invention can use complete hardware embodiment, complete software embodiment or combine software and hardware.Moreover, the present invention can use wherein include computer usable program code one or more computer-usable storage medium (include but is not limited to magnetic disk storage,
CD-ROM, optical memory etc.）The form of the computer program product of upper implementation.
The present invention is with reference to method according to embodiments of the present invention, equipment（System）And computer program product
Flow chart and/or block diagram describe.It should be understood that can by the flow in each flow and/or square frame and flow chart and/or block diagram in computer program instructions implementation process figure and/or block diagram and/or square frame combination.These computer program instructions can be provided to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices to produce a machine so that produce the device for being used for realizing the function of specifying in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames by the instruction of the computing device of computer or other programmable data processing devices.
These computer program instructions may be alternatively stored in the computer-readable memory that computer or other programmable data processing devices can be guided to work in a specific way, so that the instruction being stored in the computer-readable memory, which is produced, includes the manufacture of command device, the command device realizes the function of being specified in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames.
These computer program instructions can be also loaded into computer or other programmable data processing devices, so that series of operation steps is performed on computer or other programmable devices to produce computer implemented processing, so that the instruction performed on computer or other programmable devices provides the step of being used to realize the function of specifying in one flow of flow chart or multiple flows and/or one square frame of block diagram or multiple square frames.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creative concept, then other change and modification can be made to these embodiments.So, appended claims are intended to be construed to include preferred embodiment and fall into having altered and changing for the scope of the invention.From the spirit and scope of the embodiment of the present invention.So, if these modifications and variations of the embodiment of the present invention belong within the scope of the claims in the present invention and its equivalent technologies, then the present invention is also intended to comprising including these changes and modification.
Claims (1)
- Claim1st, a kind of uplink scheduling device, it is characterised in that including determining unit, carry unit and transmitting element, wherein：The determining unit, for the downlink data block for determining to need to repeat to send；The carrying unit, in each downlink data block that transmission is repeated the need for for being determined in the determining unit, carry the conventional uplink status indicator with different values and the repeating uplink status indicator with identical value, the conventional uplink status indicator with different values is used to carry out uplink scheduling to different conventional terminals, the conventional terminal is does not need the terminal of coverage enhancement, and the repeating uplink status indicator with identical value is used to carry out uplink scheduling to the terminal for needing coverage enhancement；The transmitting element, for repeating to send the downlink data block for carrying the repeating uplink status indicator and the conventional uplink status indicator.2nd, device as claimed in claim 1, it is characterised in that the carrying unit, specifically in the needs repeat each downlink data block of transmission, carrying the conventional uplink status indicator with different values as follows：In last data block during the needs repeat each downlink data block of transmission, invalid conventional uplink status indicator is carried；In each downlink data block that other needs in addition to last described data block repeat transmission, effective conventional uplink status indicator is carried.3rd, device as claimed in claim 1 or 2, it is characterised in that the carrying unit, specifically in the needs repeat each downlink data block of transmission, carrying the repeating uplink status indicator with identical value as follows：In the data block build for each downlink data block that the needs repeat to send, addition respectively has the repeating uplink status indicator of identical value.4th, device as claimed in claim 3, it is characterised in that the carrying unit, specifically in the data block build of downlink data block, adding repeating uplink status indicator as follows：The bit of part original information in the data block build of downlink data block is reduced, the bit of free time is obtained； By the idle bit, the bit for characterizing the repeating uplink status indicator is used as.5th, device as claimed in claim 4, it is characterised in that the carrying unit, specifically for as follows being reduced the bit of part original information in the data block build of downlink data block, obtains the bit of free time：Backward sequence number BSN bits in the data block build of downlink data block for characterize data block sequence number are reduced, idle bit position is obtained.6th, a kind of uplink scheduling device, it is characterised in that including determining unit, acquiring unit, decoding unit and trigger element, wherein：The determining unit, for determining terminal type, the terminal type includes not needing the conventional terminal of coverage enhancement and needs the terminal of coverage enhancement；The acquiring unit, terminal type for being determined in the determining unit is when not needing the conventional terminal of coverage enhancement, obtain the conventional uplink status indicator carried in the downlink data block that network side is sent, wherein, the conventional uplink status indicator of different values is used to carry out uplink scheduling to different conventional terminals；The acquiring unit, it is additionally operable to when the terminal type that the determining unit is determined is the terminal for needing coverage enhancement, obtain the repeating uplink status indicator that network side repeats to carry in each downlink data block of transmission, the repeating uplink status indicator carried in each downlink data block has identical value, for carrying out uplink scheduling to the terminal for needing coverage enhancement；Repeating uplink status indicator is decoded described in person；The trigger element, for the decoded result according to the decoding unit, triggers the transmission of upstream packet business datum.7th, device as claimed in claim 6, it is characterised in that the repeating uplink status indicator carried in each downlink data block that the acquiring unit is sent specifically for obtaining network side to repeat as follows：Parse the data block build that network side repeats each downlink data block of transmission, obtained repeating uplink status indicator.8th, a kind of uplink dispatch method, it is characterised in that including： It is determined that needing the downlink data block for repeating to send；In the needs repeat each downlink data block of transmission, carry the conventional uplink status indicator with different values, the conventional uplink status indicator with different values is used to carry out different conventional terminals uplink scheduling, and the conventional terminal is the terminal for not needing coverage enhancement；In the needs repeat each downlink data block of transmission, the repeating uplink status indicator with identical value is carried, the repeating uplink status indicator with identical value is used to carry out uplink scheduling to the terminal for needing coverage enhancement；Repeat to send the downlink data block for carrying the repeating uplink status indicator and the conventional uplink status indicator.9th, method as claimed in claim 8, it is characterised in that in the needs repeat each downlink data block of transmission, carry the conventional uplink status indicator with different values, including：In last data block during the needs repeat each downlink data block of transmission, invalid conventional uplink status indicator is carried；In each downlink data block that other needs in addition to last described data block repeat transmission, effective conventional uplink status indicator is carried.10th, method as claimed in claim 8 or 9, it is characterised in that in the needs repeat each downlink data block of transmission, carry the repeating uplink status indicator with identical value, including：In the data block build for each downlink data block that the needs repeat to send, addition respectively has the repeating uplink status indicator of identical value.11st, method as claimed in claim 10, it is characterised in that in the data block build of downlink data block, adds repeating uplink status indicator, including：The bit of part original information in the data block build of downlink data block is reduced, the bit of free time is obtained；By the idle bit, the bit for characterizing the repeating uplink status indicator is used as.12nd, method as claimed in claim 11, it is characterised in that the bit of part original information is reduced in the data block build by downlink data block, obtains the bit of free time, including：The backward sequence number BSN bits of characterize data block sequence number will be used in the data block build of downlink data block Reduction, obtains idle bit position.13rd, a kind of uplink dispatch method, it is characterised in that including：Terminal type is determined, the terminal type includes not needing the conventional terminal of coverage enhancement and needs the terminal of coverage enhancement；If it is determined that terminal type for do not need coverage enhancement conventional terminal, the conventional uplink status indicator for then obtaining and being carried in the downlink data block of decoding network side transmission, the transmission of upstream packet business datum is triggered according to decoded result, wherein, the conventional uplink status indicator of different values is used to carry out uplink scheduling to different conventional terminals；If it is determined that terminal type be to need the terminal of coverage enhancement, then obtain and decoding network stresses to recur the repeating uplink status indicator carried in each downlink data block sent, the transmission of upstream packet business datum is triggered according to decoded result, wherein, the repeating uplink status indicator carried in each downlink data block has identical value, for carrying out uplink scheduling to the terminal for needing coverage enhancement.14th, method as claimed in claim 13, it is characterised in that the acquisition network side repeats the repeating uplink status indicator carried in each downlink data block of transmission, including：Parse the data block build that network side repeats each downlink data block of transmission, obtained repeating uplink status indicator.
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| CN110476472A (en) * | 2017-03-20 | 2019-11-19 | 高通股份有限公司 | For handling the transmission of the uplink on wireless frequency spectrum and the technology to conflict between downlink transmission |
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| CN103178925A (en) * | 2011-12-21 | 2013-06-26 | 华为技术有限公司 | Transmission control method for uplink data, terminal and network side device |
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| CN103959878A (en) * | 2013-09-26 | 2014-07-30 | 华为技术有限公司 | Distribution method for user equipment coverage enhancement resource, base station and user equipment |
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| CN103178925A (en) * | 2011-12-21 | 2013-06-26 | 华为技术有限公司 | Transmission control method for uplink data, terminal and network side device |
| US20140101522A1 (en) * | 2012-10-05 | 2014-04-10 | Renesas Mobile Corporation | Method and apparatus for signal detection and decoding |
| CN103959878A (en) * | 2013-09-26 | 2014-07-30 | 华为技术有限公司 | Distribution method for user equipment coverage enhancement resource, base station and user equipment |
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| CN110476472A (en) * | 2017-03-20 | 2019-11-19 | 高通股份有限公司 | For handling the transmission of the uplink on wireless frequency spectrum and the technology to conflict between downlink transmission |
| CN110476472B (en) * | 2017-03-20 | 2022-11-25 | 高通股份有限公司 | Techniques for handling collisions between uplink and downlink transmissions on a wireless spectrum |
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