CN101378351A - Method and apparatus for sending and receiving data - Google Patents
Method and apparatus for sending and receiving data Download PDFInfo
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- CN101378351A CN101378351A CNA2007100455312A CN200710045531A CN101378351A CN 101378351 A CN101378351 A CN 101378351A CN A2007100455312 A CNA2007100455312 A CN A2007100455312A CN 200710045531 A CN200710045531 A CN 200710045531A CN 101378351 A CN101378351 A CN 101378351A
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Abstract
The invention discloses a method and device for receiving and transmitting data, wherein, the method for transmitting data comprises the steps that: a resource block is continuously distributed according to the size of a biggest data packet of user service; the position of an actual data packet in the resource block is determined according to the size of the actual data packet of the user service; resource indication information which comprises the information of the size of the actual data packet and the position of the actual data packet in the resource block is transmitted; and the actual data packet is transmitted by the resource block. For the service with variable data packet size, the actual data packet can be directly received at the corresponding position of the resource block according to the resource indication information by indicating the information of the size of the actual data packet and the position of the actual data packet in the resource block, and the situation that the actual data packet can only be received after the data is received by all the resource blocks is avoided, thus promoting the data transmission efficiency.
Description
Technical field
The present invention relates to moving communicating field, relate in particular to the method and apparatus that data send and receive.
Background technology
Along with 3G (3rd Generation, the third generation) mobile communication technology is ripe gradually commercial, 3G network forward all-IP (Internet Protocol, Internet protocol) network side is to evolution, speech business is also gradually by adopting circuit domain transmitting audio data bag, change into and adopt IP agreement real-time Transmission VoP, also be voice-over-net (Voice over Internet Protocol, VoIP) business.
For the VoIP business, industry-wide adoption continues assignment techniques and carries out resource allocation, and lasting assignment is meant that through a channel assignment this resource just keeps always, till allocated channel or this channel are cancelled again.
Because the size of the VoP that the VoIP business produced in the set time is variable, and adopt the method that continues assignment that the VoIP business is carried out resource allocation, carry out resource allocation according to VoIP maximum data packet resource needed, thereby cause VoP reality not use the resource that continues distribution according to maximum data packet fully, the part resource free time is arranged, cause the wasting of resources.And varying in size owing to the professional each VoP that transmits of VoIP, VoP does not use the resource that continues distribution according to maximum data packet fully, the position that speech data wraps in the resource also is not quite similar, under the mode that continues assignment, after need on whole resources, all receiving data at every turn, could obtain VoP, cause data transmission efficiency low.
Summary of the invention
The method and apparatus that the embodiment of the invention provides a kind of data to send and receive for the business of packet variable size, improves the efficient of transfer of data.
The method that the embodiment of the invention provides a kind of data to send comprises the steps:
Maximum data packet size according to customer service continues distributes resource blocks;
According to the size of the actual data packet of customer service, determine that described real data wraps in the position in the described Resource Block;
Down distributing resource indication information, described resource indication information comprise the size of described actual data packet and the information that described real data wraps in the position in the described Resource Block;
Issue described actual data packet by described Resource Block.
This method also comprises:
Described resource indication information also comprises the information of the position of the idling-resource in the described Resource Block;
Issue the packet of other customer services by the idling-resource in the described Resource Block.
The embodiment of the invention also provides a kind of method of Data Receiving, comprises the steps:
Receive resource indication information, described resource indication information comprises the actual data packet size in the Resource Block and the operating position of Resource Block; According to described resource indication information, receive the actual data packet of carrying in the described Resource Block.
This method also comprises:
Described resource indication information also comprises the information of the position of the idling-resource in the described Resource Block;
According to described resource indication information, receive the packet of other customer services that the idling-resource in the described Resource Block carries.
The embodiment of the invention also provides a kind of transmitter, comprising:
Allocation units are used for continuing distributes resource blocks according to the maximum data packet size of customer service;
Control unit is used for the size according to the actual data packet of customer service, determines that described real data wraps in the position in the described Resource Block;
Issue the unit, be used for issuing described actual data packet by described Resource Block;
Indicating member is used for the down distributing resource indication information, and described resource indication information comprises the size of described actual data packet and the information that described real data wraps in the position in the described Resource Block.
The described unit that issues comprises:
Load subelement, be used for carrying described actual data packet, on the idling-resource of described Resource Block, carry the packet of other customer services at described Resource Block;
Send subelement, be used to send described Resource Block, described Resource Block carries the packet of described actual data packet and other customer services.
The embodiment of the invention also provides a kind of receiver, comprising:
Receiving element is used to receive resource indication information, and described resource indication information comprises the size of actual data packet and the operating position of Resource Block;
Reading unit is used for according to described resource indication information, receives the described actual data packet of carrying in the described Resource Block.
Described reading unit comprises:
The first descrambling subelement is used to adopt the described resource indication information of user ID descrambling, and described resource indication information comprises that the size of actual data packet and real data wrap in the position of idling-resource in position in the described Resource Block and the described Resource Block;
The data subelement is used for the descrambling result according to the described first descrambling subelement, receives the packet of other customer services of carrying in the idling-resource of the actual data packet of carrying in the described Resource Block and Resource Block;
The second descrambling unit is used to adopt other users' sign, new bag to indicate the packet of described other customer services of descrambling.
Business for the packet variable size, the method and apparatus that the data that adopt the embodiment of the invention to provide send and receive, at first the maximum data packet size according to customer service continues distributes resource blocks, in Resource Block, issue actual data packet then, by the size of resource indication information indication actual data packet and the information that real data wraps in the position in the Resource Block, can be according to resource indication information, directly the relevant position in Resource Block receives actual data packet, avoid after whole Resource Block all receive pass certificate, just receiving actual data packet, thereby improve the efficient of transfer of data.
Business for the packet variable size, because the size of Resource Block is identical with the customer service maximum data packet size, therefore, when the actual data packet of customer service during less than maximum data packet, can vacate a part of resource in the Resource Block, this resource of vacating is an idling-resource, idling-resource in the Resource Block can be used for issuing the packet of other customer services, to make full use of resource, improve the utilance of resource, increase the capacity of whole system.
Description of drawings
Fig. 1 is the schematic flow sheet of data transmission method for uplink embodiment one of the present invention;
Fig. 2 issues the situation schematic diagram for discrete resource among the data transmission method for uplink embodiment one of the present invention;
Fig. 3 issues the situation schematic diagram for data transmission method for uplink embodiment one continuous resource of the present invention;
Fig. 4 is the schematic flow sheet of data transmission method for uplink embodiment two of the present invention;
Fig. 5 is the schematic flow sheet of data transmission method for uplink embodiment three of the present invention;
Fig. 6 is the schematic flow sheet of data transmission method for uplink embodiment four of the present invention;
Fig. 7 is the schematic flow sheet of data transmission method for uplink embodiment five of the present invention;
Fig. 8 issues the situation schematic diagram for discrete resource among the data transmission method for uplink embodiment six of the present invention;
Fig. 9 issues the situation schematic diagram for continuous resource among the data transmission method for uplink embodiment six of the present invention;
Figure 10 is the structural representation of transmitter embodiment one of the present invention;
Figure 11 is the structural representation of transmitter embodiment two of the present invention;
Figure 12 is the structural representation of transmitter embodiment three of the present invention;
Figure 13 is the structural representation of transmitter embodiment four of the present invention;
Figure 14 is the structural representation of receiver embodiment one of the present invention;
Figure 15 is the structural representation of receiver embodiment two of the present invention.
Embodiment
Below method, system and device among each embodiment, be applied in the business of packet variable size.
Referring to Fig. 1, the embodiment one of the method that a kind of data send,, comprise the steps:
101, the maximum data packet size according to customer service continues distributes resource blocks;
102,, determine that real data wraps in the position in the Resource Block that continues in the step 101 to distribute according to the size of the actual data packet of customer service;
Maximum data packet size according to customer service continues distributes resource blocks, if the size of the maximum data packet of customer service is eight, then distribute to the Resource Block of this customer service and be made up of eight least resource units, a packet of customer service can carry in each least resource unit.When the actual data packet of certain transmission user business, if the size of the actual data packet of customer service is four, then only need four least resource units in the Resource Block to carry actual data packet, if Resource Block is discrete resource, then from the original position of Resource Block, actual data packet is carried by first to fourth least resource unit; If Resource Block is a continuous resource, then from eight least resource units of Resource Block, select four least resource units, these four least resource units are with respect to four other in Resource Block least resource units, resources supplIes is better, resources supplIes comprises frequency, bandwidth etc., and actual data packet is carried by 4 least resource units that elect.
103, down distributing resource indication information, resource indication information comprise the size of actual data packet and the information that real data wraps in the position in the Resource Block;
104, issue actual data packet by Resource Block.
For the business of packet variable size, the data transmission method for uplink that adopts present embodiment to provide, according to the lasting distributes resource blocks of the maximum data packet size of customer service, lasting distribution is meant that through a channel assignment this channel resource just keeps always; On this channel, the Resource Block of fixed size issues the packet of customer service, the size of Resource Block is identical with the maximum data packet size of customer service, adopt the mode that continues distributes resource blocks, in business procedure, only need assignment one secondary channel, thereby can reduce the service provisioning signaling consumption, increase the capacity of system; Issue actual data packet in Resource Block, like this, according to each transmission resource needed, the actual data packet of customer service takies the resource of different sizes in the Resource Block, thereby improves the flexibility of transfer of data; By the size of resource indication information indication actual data packet and the information that real data wraps in the position in the Resource Block, can be according to resource indication information, directly the relevant position in Resource Block receives actual data packet, avoid after all Resource Block all receives one time, just receiving actual data packet, thereby improve the efficient of transfer of data.
Idling-resource during each the transmission can also be used to carry other users' business datum, reduces the waste of resource; If in the process of transfer of data, since automatically repeat requests (HARQ) premature termination the transmission of business datum, resource indication information indicating services transfer of data is empty so, and Resource Block is all transmitted for other user service datas as idling-resource, improves the utilance of resource.
The order of step 103 and step 104 can be put upside down, and also can carry out simultaneously.
Wherein, in the step 103, resource indication information comprises that the size of packet and the information that real data wraps in the position in the Resource Block can comprise:
Resource indication information comprises N bit;
If Resource Block is discrete resource, then bit value is used to represent the original position from Resource Block, and real data wraps in the position in the Resource Block;
If Resource Block is a continuous resource, then bit value is used for representing that real data wraps in the position of Resource Block; In the Resource Block, the resource of having carried actual data packet is for the resource of not carrying actual data packet, and its resources supplIes is better, and resources supplIes comprises frequency, bandwidth etc.
If data send and finish, then bit value is used to represent that the size of actual data packet is 0, does not have actual data packet in the Resource Block.
Below with Resource Block for discrete resource is an example, the situation that resource issues is described in the data transmission method for uplink of present embodiment:
Resource Block is discrete resource, user's business is the VoIP business, a Resource Block is made up of four least resource units, adopt bitmap (bitmap) as resource indication information, utilize situation with two bit indexed resources, for example the speed of 00 indication VoIP bag is 1/8th, the speed of 01 indication VoIP bag is 1/4th, the speed of 10 indication VoIP bags is 1/2nd, 11 indication VoIP bags are full rate VoIP frame, and perhaps 00 indication takies a least resource unit, and 01 indication takies two least resource units, 10 indications take three least resource units, and 11 indications take four least resource units.
Referring to Fig. 2, the value among the bitmap is 01, and expression takies 2 least resource units, so Resource Block carries voip user's packet from first and second least resource unit that the high order end original position begins, and third and fourth least resource unit is an idling-resource.
Below be that continuous resource is an example with the Resource Block, the situation that resource issues is described in the data transmission method for uplink of present embodiment:
Resource Block is a continuous resource, user's business is the VoIP business, and a Resource Block is made up of four least resource units, adopts bitmap as resource indication information, utilize situation with four bit indexed resources, each bit is indicated the situation of utilizing of a least resource unit.If the bit value of a certain position bit is 1, represent that then this least resource unit carries the VoIP business data packet; If the bit value of a certain position bit is 0, represent that then this least resource unit do not carry the VoIP business data packet.Selection resources supplIes least resource unit is preferably carried packet, and resources supplIes comprises frequency, bandwidth etc.
Referring to Fig. 3, the value among the bitmap is 0110, and expression takies two least resource units, and takies the reasonable least resource unit of second and third resources supplIes, and first, fourth least resource unit is idling-resource.
When adopting continuous resource, can select to use the reasonable resource of resources supplIes by the resource indication information indication, thereby can obtain the frequency selectivity gain.
Referring to Fig. 4, the embodiment two of the method that a kind of data send comprises the steps:
401, the maximum data packet size according to customer service continues distributes resource blocks;
402, according to the size of the actual data packet of customer service, determine that real data wraps in the position in the Resource Block;
403, adopt user's sign scrambling resource indication information, this resource indication information comprises the size of actual data packet and the information that real data wraps in the position in the Resource Block;
404, down distributing resource indication information;
405, issue actual data packet by Resource Block.
The order of step 404 and step 405 can be put upside down, and also can carry out simultaneously.
After adopting user's sign scrambling resource indication information, in the network environment that adopts broadcast mode down distributing resource indication information, the user receives a plurality of resource indication information, and with self sign descrambling, if can descrambling success, then read the information in this resource indication information, if the descrambling failure, then continue to detect resource indication information, thereby improve the reliability of resource indication information indication.
Referring to Fig. 5, the embodiment three of the method that a kind of data send comprises the steps:
501, the maximum data packet size according to customer service continues distributes resource blocks;
502,, determine that real data wraps in the position in the Resource Block and confirms the position of idling-resource according to the size of the actual data packet of customer service;
503, down distributing resource indication information, this resource indication information comprise that the size of actual data packet and real data wrap in the information of the position of position in the Resource Block and idling-resource;
504, issue actual data packet by Resource Block and reach the packet that issues other customer services by the idling-resource in the Resource Block.
The order of step 503 and step 504 can be put upside down, and also can carry out simultaneously.
Business for the packet variable size, because the size of Resource Block is identical with the customer service maximum data packet size, therefore, when the actual data packet of customer service during less than maximum data packet, can vacate a part of resource in the Resource Block, this resource of vacating is an idling-resource, idling-resource in the Resource Block can be used for issuing the packet of other customer services, to make full use of resource, improve the utilance of resource, increase the capacity of whole system; For example, when HARQ caused professional premature termination, Resource Block need not issue the packet of customer service, and Resource Block all can be considered idling-resource, and at this moment, Resource Block can issue the packet of other customer services, thereby has avoided the waste problem of resource.
Referring to Fig. 6, the embodiment four of the method that a kind of data send comprises the steps:
601, the maximum data packet size according to customer service continues distributes resource blocks;
602,, determine that real data wraps in the position in the Resource Block and confirms the position of idling-resource according to the size of the actual data packet of customer service;
603, down distributing resource indication information, this resource indication information comprise that size, the real data of actual data packet wrap in the information of the position of idling-resource in position in the Resource Block and the Resource Block;
604, adopt the packet of other customer services of sign scrambling of other users;
605, issue packet by Resource Block and reach the packet that issues other customer services by the idling-resource in the Resource Block.
The order of step 603 and step 605 can be put upside down, and also can carry out simultaneously.
Adopt the packet of other customer services of sign scrambling among other users, like this, have only specific user could utilize the idling-resource service data transmission, guaranteed the reliability of transmission.
Referring to Fig. 7, the embodiment five of the method that a kind of data send comprises the steps:
701, the maximum data packet size according to customer service continues distributes resource blocks,
702,, determine that real data wraps in the position in the Resource Block and confirms the position of idling-resource according to the size of the actual data packet of customer service;
703, adopt the packet of other customer services of other user ID and Xin Bao indication scrambling; New bag indication is used to represent that packet is Xin Bao or retransmission packet, and new bag indication can be adopted the character of 1 bit, represents that when this character is 1 packet is new bag, represents that when this character is 0 packet is a retransmission packet;
704, down distributing resource indication information, this resource indication information comprise that size, the real data of actual data packet wrap in the information of the position of the middle position of Resource Block and the idling-resource in the Resource Block.
705, issue actual data packet by Resource Block and reach the packet that issues other customer services by the idling-resource in the Resource Block.
The order of step 704 and step 705 can be put upside down, and also can carry out simultaneously.
Adopt the packet of other users' sign and new other customer services of bag indication scrambling, specific like this user can receive the business data packet in the idling-resource, and can be confirmed to be Xin Bao or retransmission packet according to new bag indication, thereby select whether business data packet that receives and the business data packet that receives before to be merged, if packet is new bag, then business data packet that receives and the business data packet that receives before need not be merged, if packet is a retransmission packet, then business data packet that receives and the business data packet that receives are before merged, improved the efficient of transfer of data.
The embodiment six of the method that a kind of data send, in the present embodiment, a plurality of users are divided into one group according to certain mode classification, the user who is divided into one group is called the group user, the user who for example has some general character is divided into one group, perhaps belong to certain professional user and be divided into one group, perhaps belong among certain professional user user and be divided into one group or the like a sub-district; Maximum data packet size according to this group customer service continues distributes resource blocks, and the Resource Block that distributes for this group user is called the group Resource Block; Resource indication information comprises in the Resource Block of each user's correspondence among this group user and issues the size of packet and the information of the position that packet takies Resource Block.
Maximum data packet size according to the group customer service continues the assign group Resource Block;
According to the size of the actual data packet of each customer service among the group user, determine that the real data of each customer service wraps in the position of organizing in the Resource Block;
Issue group user's actual data packet by Resource Block;
The down distributing resource indication information comprises the big or small information that reaches the position in the group Resource Block of each user's actual data packet among the group user in the resource indication information.
If adopt the mode of broadcast to issue,, can adopt this resource indication information of group id scrambling of this group user in order to increase reliability of data transmission.
The group Resource Block comprises one group of Resource Block, each Resource Block adopts M bit to represent the situation of utilizing of resource, therefore, resource indication information comprises one group of M bit, if Resource Block is discrete resource, then each bit value is used to represent the original position from each Resource Block, and real data wraps in the position in each Resource Block; If Resource Block is a continuous resource, then each bit value is used for representing that real data wraps in the position of each Resource Block, in each Resource Block, the resource of having carried actual data packet is better with respect to the resources supplIes of not carrying actual data packet, and resources supplIes comprises frequency, bandwidth etc.;
Below with Resource Block for discrete resource is an example, the situation that resource issues is described in the data transmission method for uplink of present embodiment:
Resource Block is discrete resource, user's business is the VoIP business, the group Resource Block comprises some Resource Block, each Resource Block all is made up of four least resource units, adopt bitmap as resource indication information, the utilization of resources situation of each Resource Block is all used one two bit value indication, the bit value of each Resource Block is arranged according to resource sequence number, for example the speed of 00 indication VoIP bag is 1/8th, the speed of 01 indication VoIP bag is 1/4th, the speed of 10 indication VoIP bags is 1/2nd, 11 indication VoIP bags are full rate VoIP frame, and perhaps 00 indication takies a least resource unit, and 01 indication takies two least resource units, 10 indications take three least resource units, and 11 indications take four least resource units.The packet size and the data occupancy situation of first Resource Block of first two bit values indication, the packet size and the data occupancy situation of second Resource Block of second two bit value indication, by that analogy.
Referring to Fig. 8, four users are divided into one group, comprise four Resource Block, utilization of resources situation with four two bit value indication group Resource Block, first two bit is 01, the business data packet of representing first user begins to take first and second least resource unit from the original position of the high order end of first Resource Block, and third and fourth of first Resource Block least resource unit is an idling-resource; Second two bit is designated as 10, and second user's of expression business data packet takies first, second and third resource units since the original position of the high order end of second Resource Block, and the 4th resource units of second Resource Block is idling-resource.And the like.Below be that continuous resource is an example with the Resource Block, the situation that resource issues in the data transmission method for uplink of present embodiment is described.
Resource Block is a continuous resource, the group Resource Block comprises some Resource Block, each Resource Block all is made up of four least resource units, adopt bitmap as resource indication information, the utilization of resources situation of each Resource Block is all used one four bit value indication, the utilization of resources situation of each least resource unit of bit indication, be that the VoIP business data packet is carried in 1 expression, be that the VoIP business data packet is not carried in 0 expression, in each Resource Block, the resource of having carried the VoIP business data packet is with respect to the resource of not carrying the VoIP business data packet, and resources supplIes is better, and resources supplIes comprises frequency, bandwidth etc.
Referring to Fig. 9, four users are divided into one group, comprise four Resource Block, utilization of resources situation with four four bit value indication group Resource Block, first four bit is 0110, represent that first user's business data packet takies the reasonable least resource unit of second and third resources supplIes of first Resource Block, first, fourth least resource unit is idling-resource; Second four bit is 1100, and second user's of expression business data packet takies the reasonable least resource unit of first and second resources supplIes of second Resource Block, and third and fourth least resource unit is an idling-resource.The rest may be inferred.
Grouping issuing service data comprise the business datum situation of organizing the user in the resource indication information that issues, can improve the efficient of transfer of data.
Further, the actual data packet of the group customer service often maximum data packet than the group customer service is little, therefore the resource of organizing the packet that does not carry the group customer service in the Resource Block is an idling-resource, can adopt by the idling-resource in the group Resource Block and issue other professional packets, other professional packets are other users' business data packet, and other users are the users except that the group user; Resource indication information comprises the position of idling-resource; Employing group user's sign scrambling resource indication information.
Adopt to remove to organize and use other users' of open air sign scrambling to remove the packet that group is used other customer services of open air, have only this specific user could use the idling-resource service data transmission like this; Further, can also remove the packet of group to adopting new bag indication scrambling with outdoor other customer services, the designation data bag is Xin Bao or retransmission packet, it is directly to use this to remove the packet of group with outdoor other customer services that thereby this specific user can select, still will remove group merges with the packet of outdoor other customer services and the packet that receives before, if packet is new bag, then this specific user can directly use this to remove the packet of group with outdoor other customer services, if packet is a retransmission packet, then this specific user will remove and organize with the packet of outdoor other customer services and the packet merging that receives before, thereby improve reliability of data transmission and efficient.
A kind of embodiment one of method of Data Receiving comprises the steps: to receive resource indication information, the actual data packet size in the resource indication information indexed resource piece and the operating position of Resource Block;
According to resource indication information, receive the actual data packet of carrying in the Resource Block.
Wherein, actual data packet size in the resource indication information indexed resource piece and resource operating position can comprise:
Resource indication information comprises N bit;
If Resource Block is discrete resource, then bit value is used to represent the original position from Resource Block, and real data wraps in the position in the Resource Block;
If Resource Block is a continuous resource, then bit value is used for representing that real data wraps in the position of Resource Block; The resource of carrying packet in the Resource Block is with respect to the resource of not carrying packet, and resources supplIes is better, and resources supplIes comprises frequency, bandwidth etc.;
Can also when sending, adopt user's sign scrambling resource indication information.Like this, the step of the actual data packet of carrying in the above-mentioned reception Resource Block can comprise:
Adopt user ID descrambling resource indication information;
Behind the descrambling,, receive the actual data packet of carrying in the Resource Block according to resource indication information.
This method can also comprise the steps:
When resource indication information also comprises the information of idling-resource of Resource Block,, receive the packet of other customer services that the idling-resource in the Resource Block carries according to resource indication information.
Can also adopt the packet of other customer services of sign scrambling among other users when sending, like this, according to resource indication information, the packet of other customer services that the idling-resource in the reception Resource Block carries specifically comprises:
According to the business data packet of carrying on the idling-resource in the resource indication information reception Resource Block;
The sign that adopts other users is carried out descrambling to the packet of other customer services.
Further, can also adopt the packet of new other customer services of bag indication scrambling when sending, being used to indicate described packet is Xin Bao or retransmission packet; New bag indication can be adopted the character of 1 bit, if character be 0 then be expressed as new bag, if character is 1 then is expressed as retransmission packet;
According to the business data packet of carrying on the idling-resource behind the described descrambling of described new bag indication judgement is Xin Bao or retransmission packet, if new bag is designated as 0, judge that then the business data packet of carrying on the idling-resource is new bag, if new bag is designated as 1, judge that then the business data packet of carrying on the idling-resource is a retransmission packet.
Thereby can select is directly to use the packet that carries in this idling-resource, still packet that carries in this idling-resource and the packet that receives are before merged, if packet is new bag, then this specific user can directly use the packet that carries in this idling-resource, if packet is a retransmission packet, then this specific user merges packet that carries in this idling-resource and the packet that receives before, thereby improves reliability of data transmission and efficient.
A kind of embodiment of method of transfer of data comprises the steps:
Transmitting terminal continues distributes resource blocks according to the maximum data packet size of customer service,
Transmitting terminal is according to the size of the actual data packet of customer service, and the specified data bag takies the position of Resource Block;
Transmitting terminal issues packet by Resource Block;
Transmitting terminal down distributing resource indication information, resource indication information comprise the size of packet and the information of the position that packet takies Resource Block;
Receiving terminal receives the business data packet of carrying in the Resource Block according to resource indication information.
Referring to Figure 10, a kind of embodiment one of transmitter comprises:
Allocation units 1001 are used for continuing distributes resource blocks according to the maximum data packet size of customer service;
Control unit 1002 is used for the size according to the actual data packet of customer service, determines that real data wraps in the position in the Resource Block that allocation units 1001 distribute;
Indicating member 1004 is used for the down distributing resource indication information, and resource indication information comprises the size of actual data packet and the information that real data wraps in the position in the Resource Block.
Referring to Figure 11, a kind of embodiment two of transmitter comprises allocation units 1101, control unit 1102, issues unit 1103 and indicating member 1104, and issue unit 1103 and comprise loading subelement 11031 and send subelement 11032, wherein,
Allocation units 1101 are used for continuing distributes resource blocks according to the maximum data packet size of customer service;
Control unit 1102 is used for the size according to the actual data packet of customer service, determines that real data wraps in the position in the Resource Block that allocation units 1101 distribute;
Load subelement 11031, be used for carrying actual data packet, on the idling-resource of Resource Block, carry the packet of other customer services at Resource Block;
Send subelement 11032, be used to send the Resource Block that loads subelement 11031 outputs, Resource Block carries the packet of actual data packet and other customer services;
Indicating member 1104 is used for the down distributing resource indication information, and resource indication information comprises that size, the real data of actual data packet wrap in the information of the position of position in the Resource Block and idling-resource.Referring to Figure 12, a kind of embodiment three of transmitter, in the present embodiment, the scrambling resource indication information improves the reliability of resource indication, referring to Figure 12, a kind of transmitter comprises allocation units 1201, control unit 1202, issues unit 1203 and indicating member 1204, and indicating member 1204 comprises scrambling subelement 12041 and sends subelement 12042, wherein
Allocation units 1201 are used for continuing distributes resource blocks according to the maximum data packet size of customer service;
Control unit 1202 is used for the size according to the actual data packet of customer service, determines that real data wraps in the position in the Resource Block that allocation units 1201 distribute;
Issue unit 1203, be used for issuing described packet by Resource Block;
Scrambling subelement 12041 is used to adopt user ID scrambling resource indication information;
Send subelement 12042, be used to send the resource indication information after the scrambling.
Referring to Figure 13, a kind of embodiment four of transmitter, in the present embodiment, resource indication information comprises the size of actual data packet and the information that real data wraps in the position in the Resource Block, and the information of the position of the idling-resource in the Resource Block; Referring to Figure 13, a kind of transmitter, comprise allocation units 1301, control unit 1302, issue unit 1303 and indicating member 1304, issuing unit 1303 comprises scrambling subelement 13031, loads subelement 13032 and sends subelement 13033, indicating member 1204 comprises scrambling subelement 12041 and sends subelement 12042, wherein
Allocation units 1301 are used for continuing distributes resource blocks according to the maximum data packet size of customer service;
Control unit 1302 is used for the size according to the actual data packet of customer service, determines that real data wraps in the position in the Resource Block that allocation units 1301 distribute;
Scrambling subelement 13031 is used to adopt other users' sign, the packet of new other customer services of bag indication scrambling;
Send subelement 13033, the user sends the Resource Block of the actual data packet of carrying customer service and other users' business data packet;
Scrambling subelement 13041 is used to adopt user ID scrambling resource indication information;
Send subelement 13042, be used to send the resource indication information after the scrambling.
Referring to Figure 14, a kind of embodiment one of receiver comprises:
Receiving element 1401 is used to receive resource indication information, and resource indication information comprises actual data packet size and resource operating position;
Reading unit 1402 is used for according to resource indication information, receives the business data packet of carrying in the Resource Block.
Referring to Figure 15, a kind of embodiment two of receiver, in the present embodiment, resource indication information comprises the size of packet and the information of the position that packet takies Resource Block, also comprises the information of the idling-resource of Resource Block; Referring to Figure 15, a kind of receiver comprises receiving element 1501 and reading unit 1502, and reading unit 1502 comprises the first descrambling subelement 15021, data subelement 15022 and the second descrambling unit 15023, wherein,
Receiving element 1501 is used to receive resource indication information, and resource indication information comprises actual data packet size and resource operating position;
The first descrambling subelement 15021 is used to adopt user ID descrambling resource indication information, and resource indication information comprises the size of packet and the position that actual data packet takies Resource Block and the position of idling-resource;
The second descrambling unit 15023 is used for adopting other users' sign, new bag to indicate data packet loaded on the idling-resource of descrambling Resource Block.
A kind of embodiment of system of transfer of data comprises:
Transmitting terminal is used for issuing by Resource Block the actual data packet and the down distributing resource indication information of customer service, and resource indication information comprises the size of actual data packet and the information that real data wraps in the position in the Resource Block; Resource Block continues to distribute according to the maximum data packet size of customer service;
Receiving terminal is used for according to resource indication information, receives the professional actual data packet of carrying in the Resource Block.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to finish by program, described program can be stored in the computer read/write memory medium, as: this program can comprise the steps: to continue Resources allocation according to the maximum data packet size of customer service when carrying out; According to the size of the actual data packet of customer service, determine that described packet takies the position of described Resource Block; Down distributing resource indication information, described resource indication information comprise the size of described actual data packet and the information that described actual data packet takies the position of described Resource Block; Issue described packet by described Resource Block, described storage medium, as: ROM/RAM, magnetic disc, CD etc.
The above only is a preferred implementation of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (22)
1, a kind of method of data transmission is characterized in that, comprising:
Maximum data packet size according to customer service continues distributes resource blocks;
According to the size of the actual data packet of customer service, determine that described real data wraps in the position in the described Resource Block;
Down distributing resource indication information, described resource indication information comprise the size of described actual data packet and the information that described real data wraps in the position in the described Resource Block;
Issue described actual data packet by described Resource Block.
2, method according to claim 1 is characterized in that, described resource indication information comprises that the size of described actual data packet and the information that described real data wraps in the position in the described Resource Block specifically comprise:
Described resource indication information comprises N bit;
If described Resource Block is discrete resource, then bit value is used to represent the original position from described Resource Block, and described real data wraps in the position in the described Resource Block;
If described Resource Block is a continuous resource, then bit value is used for representing that described real data wraps in the position of described Resource Block.
3, method according to claim 1 is characterized in that, this method also comprises:
Adopt user's the described resource indication information of sign scrambling.
4, method according to claim 1 is characterized in that, this method also comprises:
Described resource indication information also comprises the information of the position of the idling-resource in the described Resource Block;
Issue the packet of other customer services by the idling-resource in the described Resource Block.
5, method according to claim 4 is characterized in that, this method also comprises:
Adopt the packet of other users' described other customer services of sign scrambling.
6, method according to claim 5 is characterized in that, this method also comprises:
Adopt the packet of new other customer services of bag indication scrambling, described new bag indication is used to represent that the packet of described other customer services is Xin Bao or retransmission packet.
7, method according to claim 1 is characterized in that, described resource indication information comprises that the size of actual data packet and the information that real data wraps in the position in the described Resource Block specifically comprise:
Described resource indication information comprises that the actual data packet size of each customer service among the group user and the real data of each customer service wrap in the information of organizing the position in the Resource Block;
The described resource indication information of employing group user ID scrambling.
8, method according to claim 7 is characterized in that, describedly issues described actual data packet by described Resource Block and specifically comprises:
Issue the actual data packet of each customer service among the group user by described group of Resource Block.
9, method according to claim 7 is characterized in that, this method also comprises:
Described resource indication information comprises the information of the position of the described group of idling-resource in the Resource Block;
Adopt except that organizing the sign scrambling of using other outdoor users and remove the packet of organizing other customer services of using the open air;
Issue except that the packet of group by the idling-resource in the described group of Resource Block with other outdoor customer services.
10, method according to claim 9 is characterized in that, this method also comprises:
Adopt the described packet that removes group with other outdoor customer services of new bag indication scrambling, described new bag indication is used to represent that the packet of described other customer services is Xin Bao or retransmission packet.
11, a kind of method of Data Receiving is characterized in that, comprising:
Receive resource indication information, described resource indication information comprises the actual data packet size in the Resource Block and the operating position of Resource Block;
According to described resource indication information, receive the actual data packet of carrying in the described Resource Block.
12, method according to claim 11 is characterized in that, described resource indication information comprises that the operating position of actual data packet size and Resource Block specifically comprises in the Resource Block:
Described resource indication information comprises N bit;
If Resource Block is discrete resource, then bit value is used to represent the original position from Resource Block, and described real data wraps in the position in the described Resource Block;
If Resource Block is a continuous resource, then bit value is used for representing that described real data wraps in the position of resource;
Adopt the described resource indication information of user ID scrambling.
13, method according to claim 12 is characterized in that, the actual data packet of carrying in the described Resource Block of described reception specifically comprises:
Adopt the described resource indication information of described user ID descrambling;
On the resource of described resource indication information indication, receive the described actual data packet of carrying.
14, method according to claim 13 is characterized in that, adopts the packet of other customer services of sign scrambling of other users during as transmission, and step receives the business data packet of carrying in the described Resource Block and specifically comprises according to described resource indication information:
Receive the packet of described other customer services according to described resource indication information;
According to other users' sign the packet of described other customer services is carried out descrambling.
15, method according to claim 11 is characterized in that, this method also comprises:
Described resource indication information also comprises the information of the position of the idling-resource in the described Resource Block;
According to described resource indication information, receive the packet of other customer services that the idling-resource in the described Resource Block carries.
16, method according to claim 15 is characterized in that, as adopt the packet of new other customer services of bag indication scrambling when sending, described new bag indication is used to represent that the packet of described other customer services is Xin Bao or retransmission packet; This method also comprises:
Packet according to other customer services behind the described new bag indication judgement descrambling is Xin Bao or retransmission packet.
17, a kind of transmitter is characterized in that, comprising:
Allocation units are used for continuing distributes resource blocks according to the maximum data packet size of customer service;
Control unit is used for the size according to the actual data packet of customer service, determines that real data wraps in the position in the described Resource Block;
Issue the unit, be used for issuing described actual data packet by described Resource Block;
Indicating member is used for the down distributing resource indication information, and described resource indication information comprises the size of described actual data packet and the information that described real data wraps in the position in the described Resource Block.
18, transmitter according to claim 17 is characterized in that, the described unit that issues comprises:
Load subelement, be used for carrying described actual data packet, on the idling-resource of described Resource Block, carry the packet of other customer services at described Resource Block;
Send subelement, be used to send described Resource Block, described Resource Block carries the packet of described actual data packet and other customer services.
19, transmitter according to claim 18 is characterized in that, described indicating member comprises:
The scrambling subelement is used to adopt the described resource indication information of user ID scrambling;
Send subelement, be used to send the resource indication information after the scrambling.
20, transmitter according to claim 18 is characterized in that, the described unit that issues also comprises: the scrambling subelement is used to adopt other users' sign, the packet of new other customer services of bag indication scrambling.
21, a kind of receiver is characterized in that, comprising:
Receiving element is used to receive resource indication information, and described resource indication information comprises the information of the operating position of the size of actual data packet and Resource Block;
Reading unit is used for according to described resource indication information, receives the described actual data packet of carrying in the described Resource Block.
22, receiver according to claim 21 is characterized in that, described reading unit comprises:
The first descrambling subelement is used to adopt the described resource indication information of user ID descrambling, and described resource indication information comprises that the size of actual data packet and real data wrap in the position of idling-resource in position in the described Resource Block and the described Resource Block;
The data subelement is used for the descrambling result according to the described first descrambling subelement, receives the packet of other customer services of carrying in the idling-resource of the actual data packet of carrying in the described Resource Block and Resource Block;
The second descrambling unit is used to adopt other users' sign, new bag to indicate the packet of described other customer services of descrambling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100455312A CN101378351A (en) | 2007-08-29 | 2007-08-29 | Method and apparatus for sending and receiving data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100455312A CN101378351A (en) | 2007-08-29 | 2007-08-29 | Method and apparatus for sending and receiving data |
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| Publication Number | Publication Date |
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| CN101378351A true CN101378351A (en) | 2009-03-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007100455312A Pending CN101378351A (en) | 2007-08-29 | 2007-08-29 | Method and apparatus for sending and receiving data |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011082640A1 (en) * | 2010-01-08 | 2011-07-14 | 中兴通讯股份有限公司 | Method and system for multiplex and resource indication of multicast broadcast service zone |
| CN102196361A (en) * | 2010-03-05 | 2011-09-21 | 中兴通讯股份有限公司 | Sending and receiving methods, devices and systems of MBS (Multicasting Broadcasting Service) protocol data unit |
| CN102333341A (en) * | 2010-07-13 | 2012-01-25 | 华为技术有限公司 | Data transmission method, user equipment and base station |
| CN108633051A (en) * | 2017-03-24 | 2018-10-09 | 中兴通讯股份有限公司 | Determine method, apparatus, terminal, base station and the equipment of data transmission resources |
| CN110519854A (en) * | 2018-05-21 | 2019-11-29 | 中国移动通信集团有限公司 | A kind of upper line frequency selection scheduling method, device, electronic equipment and storage medium |
| CN111328027A (en) * | 2018-12-17 | 2020-06-23 | 华为技术有限公司 | Message transmission method |
| CN113709231A (en) * | 2021-08-24 | 2021-11-26 | 广州文远知行科技有限公司 | Data packet loading method, client, server, equipment and storage medium |
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2007
- 2007-08-29 CN CNA2007100455312A patent/CN101378351A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011082640A1 (en) * | 2010-01-08 | 2011-07-14 | 中兴通讯股份有限公司 | Method and system for multiplex and resource indication of multicast broadcast service zone |
| CN102196361A (en) * | 2010-03-05 | 2011-09-21 | 中兴通讯股份有限公司 | Sending and receiving methods, devices and systems of MBS (Multicasting Broadcasting Service) protocol data unit |
| CN102333341A (en) * | 2010-07-13 | 2012-01-25 | 华为技术有限公司 | Data transmission method, user equipment and base station |
| CN108633051A (en) * | 2017-03-24 | 2018-10-09 | 中兴通讯股份有限公司 | Determine method, apparatus, terminal, base station and the equipment of data transmission resources |
| CN108633051B (en) * | 2017-03-24 | 2023-03-24 | 中兴通讯股份有限公司 | Method, device, terminal, base station and equipment for determining data transmission resources |
| CN110519854A (en) * | 2018-05-21 | 2019-11-29 | 中国移动通信集团有限公司 | A kind of upper line frequency selection scheduling method, device, electronic equipment and storage medium |
| CN110519854B (en) * | 2018-05-21 | 2022-12-09 | 中国移动通信集团有限公司 | Uplink frequency selection scheduling method and device, electronic equipment and storage medium |
| CN111328027A (en) * | 2018-12-17 | 2020-06-23 | 华为技术有限公司 | Message transmission method |
| CN113709231A (en) * | 2021-08-24 | 2021-11-26 | 广州文远知行科技有限公司 | Data packet loading method, client, server, equipment and storage medium |
| CN113709231B (en) * | 2021-08-24 | 2024-02-20 | 广州文远知行科技有限公司 | Data packet loading method, client, server, equipment and storage medium |
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