CN102427576B - Transmitting and receiving method and device for broadcasting control frame - Google Patents
Transmitting and receiving method and device for broadcasting control frame Download PDFInfo
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- CN102427576B CN102427576B CN201110249024.7A CN201110249024A CN102427576B CN 102427576 B CN102427576 B CN 102427576B CN 201110249024 A CN201110249024 A CN 201110249024A CN 102427576 B CN102427576 B CN 102427576B
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- broadcasting control
- frame
- control frame
- channel
- system information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
- H04W52/0216—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave using a pre-established activity schedule, e.g. traffic indication frame
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/30—Resource management for broadcast services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
- H04L12/16—Arrangements for providing special services to substations
- H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
- H04L12/189—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast in combination with wireless systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a transmitting and receiving method and device for a broadcasting control frame. According to the invention, a broadcasting control frame existence indication field is carried in a system information channel of a base frame; and the broadcasting control frame existence indication field can be used for informing the terminal whether the broadcasting control frame exists in the base frame or not. According to the invention, the broadcasting control frame existence indication field and/or a broadcasting control frame field update field is carried in the system control channel, so that the utilization rate of hollow resources can be effectively increased, and/or the power consumption of the terminal is reduced and the complexity is realized.
Description
Technical field
The present invention relates to communication technique field, more particularly, to a kind of transmission method of broadcasting control frame, device and terminal.
Background technology
Using OFDM (Orthogonal Frequency Division Multiplexing, OFDM) skill
In the communication system of art, as shown in table 1, an OFDM symbol includes 256 subcarriers on frequency domain to system basic parameter, its
In, data subcarrier 224, Phase Tracking pilot sub-carrier 6, virtual subcarrier (protection subcarrier) 26.
Table 1
The basic frame structure of said system as shown in figure 1, main by targeting sequencing, system information channel, control channel, biography
Defeated channel etc. is constituted.Terminal (website) needs to be successfully received base station (central access point) by system information channel (being shown in Table 2)
And in downlink traffic channel transmission broadcasting control frame (Broadcasting Control Frame, BCF, be shown in Table 3) etc.
After system information, access request could be sent to base station.
Table 2
Table 3
Analysis understands, system information channel is each basic frame transmission, and broadcasting control frame is not each base
This frame all sends, and the terminal therefore initially entering system must decode control channel or data channel just can know that in this basic frame
Whether carry broadcasting control frame, lead to terminal energy consumption to increase.
Content of the invention
The technical problem to be solved in the present invention is to provide a kind of transmission of broadcasting control frame, method of reseptance and device, real
Now in basic frame, whether receive broadcasting control frame to terminal to indicate.
For solve above-mentioned technical problem, a kind of transmission method of broadcasting control frame of the present invention, including：
Carry broadcasting control frame in the system information channel of basic frame and there is indication field, by described broadcast message
There is indication field and notify terminal to whether there is broadcasting control frame in described basic frame in region.
Further, also include：
After described terminal receives the system information channel of described basic frame, instruction word is had by described broadcasting control frame
Section is informed in described basic frame and whether there is broadcasting control frame.
Further, described system information channel also carries broadcasting control frame update instruction field, by described
Described in broadcasting control frame update instruction field signals, whether broadcasting control frame described in terminal updates.
Further, after described terminal receives the system information channel of described basic frame, broadcast that this is received
Information area update instruction field is compared with the previous broadcasting control frame update instruction field receiving, and knows described wide
Broadcast whether information area updates.
Further, also include：Increase more new logo in described broadcasting control frame.
Further, also include：
After described terminal receives the system information channel of described basic frame, the broadcasting control frame that this is received is more
New indication field is compared with the more new logo in the broadcasting control frame of previous reception, knows that described broadcasting control frame is
No renewal.
Further, the resource location that described broadcasting control frame takies in described basic frame is fixed.
Further, the fixing downlink traffic channel taking described basic frame of described broadcasting control frame is one or more
OFDM (OFDM) symbol；Or fix the position between the system information channel taking described basic frame and control channel
Put；Or the position between control channel and downlink traffic channel.
Further, a kind of transmission method of broadcasting control frame, including：
Carry broadcasting control frame update instruction field in the system information channel of basic frame, by described broadcast message
Area update indication field notifies whether terminal broadcast information area updates.
Further, after described terminal receives the system information channel of described basic frame, broadcast that this is received
Information area update instruction field is compared with the previous broadcasting control frame update instruction field receiving, and knows described wide
Broadcast whether information area updates.
Further, described broadcasting control frame increases more new logo.
Further, also include：
After described terminal receives the system information channel of described basic frame, the broadcasting control frame that this is received is more
New indication field is compared with the more new logo in the broadcasting control frame of previous reception, knows that described broadcasting control frame is
No renewal.
Further, a kind of method of reseptance of broadcasting control frame, including：
Receive the system information channel of basic frame, existed by the broadcasting control frame carrying in described system information channel
Indication field is informed in described basic frame and whether there is broadcasting control frame.
Further, after the system information channel receiving described basic frame, broadcast message area that this is received
Area update indication field is compared with the previous broadcasting control frame update instruction field receiving, and knows described broadcast message
Whether region updates.
Further, after the system information channel receiving described basic frame, the system information that also this received
The broadcasting control frame update instruction field carrying in channel and the more new logo in the broadcasting control frame of previous reception are carried out
Relatively, know whether described broadcasting control frame updates.
Further, a kind of transmitting device of broadcasting control frame, including：Frame structural unit and frame transmitting element, wherein：
, there is instruction word for carrying broadcasting control frame in the system information channel of basic frame in described frame structural unit
, there is indication field by described broadcasting control frame and notify terminal to whether there is broadcast message area in described basic frame in section
Domain；
Described frame transmitting element, for sending described basic frame to described terminal.
Further, described frame structural unit, is additionally operable to carry broadcasting control frame more in described system information channel
New indication field, by broadcasting control frame described in terminal described in described broadcasting control frame update instruction field signals whether more
Newly.
Further, described frame structural unit, is additionally operable to increase more new logo in described broadcasting control frame.
Further, a kind of transmitting device of broadcasting control frame, including：Frame structural unit and frame transmitting element, wherein：
Described frame structural unit, for carrying broadcasting control frame update instruction word in the system information channel of basic frame
Whether section, updated by described broadcasting control frame update instruction field signals terminal broadcast information area；
Described frame transmitting element, for sending described basic frame to described terminal.
Further, a kind of reception device of broadcasting control frame, including：Receiving unit and resolution unit, wherein：
Described receiving unit, for receiving basic frame；
Described resolution unit, for parsing the system information channel of described basic frame, by described system information channel
There is indication field and be informed in described basic frame with the presence or absence of broadcasting control frame in the broadcasting control frame carrying.
Further, described resolution unit, is additionally operable to by the broadcasting control frame carrying in described system information channel more
New indication field, is compared with the previous broadcasting control frame update instruction field receiving, knows described broadcast message area
Whether domain updates.
Further, described resolution unit, is additionally operable to the broadcast letter carry in the system information channel receiving this
Breath area update indication field is compared with the more new logo in the broadcasting control frame of previous reception, knows described broadcast letter
Whether breath region updates.
There is indication field and/or broadcast message by carrying broadcasting control frame in system control channels in the present invention
Area update field, can effectively improve utilization rate of air interface resource and/or the power consumption and the implementation complexity that reduce terminal.
Brief description
Fig. 1 is the basic frame structure of ofdm system；
Fig. 2 is the flow chart of the transmission method of embodiment of the present invention broadcasting control frame；
Fig. 3 a is the schematic diagram of embodiment of the present invention broadcasting control frame primary importance in basic frame；
Fig. 3 b is the schematic diagram of embodiment of the present invention broadcasting control frame second position in basic frame；
Fig. 3 c is the schematic diagram of embodiment of the present invention broadcasting control frame the 3rd position in basic frame；
Fig. 4 is the flow chart of the transmission instruction of embodiment of the present invention broadcasting control frame and method of reseptance；
Fig. 5 is the flow chart of the transmission instruction of embodiment of the present invention broadcasting control frame and method of reseptance.
Specific embodiment
Effectively indicate in view of lacking to broadcasting control frame in communication system, causing power consumption of terminal increases and system
The problems such as service quality declines, present embodiment is passed through to increase indication field, and whether instruction terminal receives broadcast in basic frame
Information area.
A kind of method of broadcasting control frame that present embodiment provides, including：
The system information channel transmitted in basic frame carries broadcasting control frame and there is indication field；
After terminal reception system information channel, indication field is had according to broadcasting control frame and carries out subsequent operation.
When described broadcasting control frame exists and there is broadcasting control frame in the indication field described basic frame of instruction, terminal
Receive the broadcasting control frame sending in described basic frame.
The resource location that broadcasting control frame takies in described basic frame is fixing.
The fixed bit that the resource that broadcasting control frame takies is located in several OFDM symbol constituting downlink traffic channel
Put；Or the resource location that broadcasting control frame takies is located at OFDM symbol or the control channel institute that described system information channel is located
OFDM symbol after.
The resource that broadcasting control frame takies in basic frame notifies described terminal by control channel.
In broadcasting control frame there is certain stability in the content of transmission, therefore, the broadcasting control frame that obtained
If terminal can judge whether the broadcasting control frame that will receive updates in advance, just can decide whether to be necessary to decode
Relevant broadcast information region, thus reducing the power consumption of terminal further, the transmission method of the broadcasting control frame of present embodiment,
Including：
In basic frame, the system information channel of transmission carries broadcasting control frame update instruction field；
After terminal reception system information channel, subsequent operation is carried out according to broadcasting control frame update instruction field.
When broadcasting control frame update instruction field instruction broadcasting control frame exists and updates, terminal receives the wide of renewal
Broadcast information area.
Broadcast message when the previous reception that the broadcasting control frame update instruction field that terminal receives is stored with oneself
In region when more new logo is consistent, illustrate that described terminal is successfully received the broadcasting control frame updating it is not necessary to again
Go to receive the broadcasting control frame updating.
Broadcast message when the previous reception that the broadcasting control frame update instruction field that terminal receives is stored with oneself
In region when more new logo is inconsistent, illustrate described terminal be not received by update broadcasting control frame, need to go again to connect
Receive the broadcasting control frame updating.
The resource location that broadcasting control frame takies is fixing.
The fixed bit that the resource that broadcasting control frame takies is located in several OFDM symbol constituting downlink traffic channel
Put.
The resource location that broadcasting control frame takies is located at OFDM symbol or the control channel institute that system information channel is located
OFDM symbol after.
The resource that broadcasting control frame takies is to notify terminal by control channel.
Moreover it is also possible to not save more new logo in broadcasting control frame, terminal receive basic frame is
After system information channel, preserve broadcasting control frame update instruction field, the broadcasting control frame update instruction that this is received
Field is compared with the previous broadcasting control frame update instruction field receiving, if differing, broadcasting control frame is
Update；As identical, then broadcasting control frame does not update.
A kind of broadcasting control frame transmission method that present embodiment provides, including：
The system information channel transmitted in basic frame carries broadcasting control frame and there is indication field and broadcast message area
Area update indication field；
According to described broadcasting control frame update instruction field and broadcast message after the terminal described system information channel of reception
Area update indication field carries out subsequent operation.
Indicate in described basic frame there is broadcasting control frame when broadcasting control frame has indication field, and described broadcast
Information area update instruction field is inconsistent with the more new logo in the broadcasting control frame of the previous reception of described terminal storage
When, described terminal receives the broadcasting control frame sending in described basic frame.
Indicate in described basic frame there is broadcasting control frame when described broadcasting control frame has indication field, and described
More new logo one in the broadcasting control frame of previous reception of broadcasting control frame update instruction field and described terminal storage
During cause, illustrate that described terminal is successfully received to the broadcasting control frame updating it is not necessary to go to receive the broadcast letter updating again
Breath region.
The resource location that broadcasting control frame takies is fixing.
The fixed bit that the resource that broadcasting control frame takies is located in several OFDM symbol constituting downlink traffic channel
Put.
The resource location that broadcasting control frame takies is located at OFDM symbol or the control channel institute that system information channel is located
OFDM symbol after.
The resource that broadcasting control frame takies is to notify terminal by control channel.
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are illustrated, if do not conflicted, the embodiment of the present invention and reality
Apply the feature in example can be mutually combined.
Fig. 2 is the flow chart of the transmission method of broadcasting control frame of the embodiment of the present invention, and main inclusion is following to be processed：
Step S202, in a basic frame, the system information channel of transmission carries broadcasting control frame presence instruction word
Section；
Step S204, there is indication field according to described broadcasting control frame after receiving system information channel and carries out in terminal
The subsequent operation relevant with broadcasting control frame.
Further illustrate the flow process of Fig. 2 with reference to embodiment 1～4.
Embodiment 1：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry broadcasting control frame and there is the information such as indication field to terminal.
The resource size that broadcasting control frame takies is fixing, for example, X OFDM symbol, can be configured by standard default,
As shown in Figure 3 a, X OFDM symbol before in the OFDM symbol set constituting downlink traffic channel.It may be noted that it is wide
The resource original position broadcasting information area occupancy can also be positioned at its in the OFDM symbol set shared by downlink traffic channel
His position is as long as receiving-transmitting sides are known, that e.g. standard default configures or that both sides are confirmed by signaling negotiation.
Terminal receives after described broadcasting control frame has indication field, if this field indicates in described basic frame wrapped
Containing broadcasting control frame, then terminal can obtain the specific resource location of broadcasting control frame by control channel.
For example, in a basic frame, targeting sequencing takies two OFDM symbol, and system information channel takies 1 OFDM symbol
Number, control channel takies 9 OFDM symbol (notifying terminal by system information channel), then downlink traffic channel is from the 13rd
OFDM symbol starts it is assumed that broadcasting control frame takies 1 OFDM symbol, then broadcasting control frame is just in the 13rd OFDM symbol
Upper propagation.
Terminal receives broadcasting control frame in described resource.
Embodiment 2：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry broadcasting control frame and there is the information such as indication field to terminal.
Resource location that broadcasting control frame takies and size are that fixing (such as one or two OFDM symbol, can be by
Standard default configures), as shown in Figure 3 b, after the OFDM symbol that system information channel is located.
Terminal receives broadcasting control frame in described resource.
Embodiment 3：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry broadcasting control frame and there is the information such as indication field to terminal.
Resource location that broadcasting control frame takies and size are that fixing (such as one or two OFDM symbol, can be by
Standard default configures), as shown in Figure 3 c, after the OFDM symbol that control channel is located.
Terminal receives broadcasting control frame in described resource.
Embodiment 4：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry broadcasting control frame and there is the information such as indication field to terminal.
Terminal receives after described broadcasting control frame has indication field, if this field indicates in described basic frame comprised
Broadcasting control frame, then it is broadcast letter that the control channel that terminal passes through to decode in described basic frame obtains in downlink traffic channel
The resource (the OFDM symbol position for example, occupying and number) of breath region distribution.
Terminal receives broadcasting control frame in described resource.
Fig. 4 is broadcasting control frame transmission instruction and the flow chart of method of reseptance of the embodiment of the present invention, mainly include as
Lower process：
Step S402, in a basic frame, the system information channel of transmission carries broadcasting control frame update instruction word
Section；
Step S404, terminal is entered according to described broadcasting control frame update instruction field after receiving described system information channel
The row subsequent operation relevant with broadcasting control frame.
Further illustrate the flow process of Fig. 4 with reference to embodiment 5～7.
Embodiment 5：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry the information such as broadcasting control frame update instruction field to terminal.
When described broadcasting control frame update instruction field instruction broadcasting control frame exists and updates, described terminal receives
The broadcasting control frame of described renewal.
Preferably, the resource that described broadcasting control frame takies is located at several OFDM symbol constituting downlink traffic channel
In fixed position, as shown in Figure 3 a.It may be noted that broadcasting control frame take resource original position can also be located at descending
The other positions in OFDM symbol set shared by Traffic Channel, as long as receiving-transmitting sides are known, for example, are that standard lacks
Save configuration or that both sides are confirmed by signaling negotiation.
Preferably, the resource location that described broadcasting control frame takies is fixing, for example, positioned at described system information letter
After the OFDM symbol at the OFDM symbol at road place or control channel place, as shown in Fig. 3 b, c.
Preferably, the resource that described broadcasting control frame takies is to notify described terminal by control channel.
Embodiment 6：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry the information such as broadcasting control frame update instruction field to terminal.
When in the broadcasting control frame with previous reception for the broadcasting control frame update instruction field that described terminal receives
When more new logo is consistent, illustrate described terminal be successfully received to update broadcasting control frame it is not necessary to again go receive
The broadcasting control frame updating.
Embodiment 7：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry the information such as broadcasting control frame update instruction field to terminal.
When in the broadcasting control frame with previous reception for the broadcasting control frame update instruction field that described terminal receives
When more new logo is inconsistent, illustrate that described terminal is not successfully receiving the broadcasting control frame of renewal, need to go to receive more
New broadcasting control frame.
Preferably, the resource that described broadcasting control frame takies is located at several OFDM symbol constituting downlink traffic channel
In fixed position, as shown in Figure 3 a.It may be noted that broadcasting control frame take resource original position can also be located at descending
The other positions in OFDM symbol set shared by Traffic Channel, as long as receiving-transmitting sides are known, e.g. standard lacks
Save configuration or that both sides are confirmed by signaling negotiation.
Preferably, the resource location that described broadcasting control frame takies is fixing, for example, positioned at positioned at described system letter
After the OFDM symbol at the OFDM symbol at breath channel place or control channel place, as shown in Fig. 3 b, c.
Preferably, the resource that described broadcasting control frame takies is to notify described terminal by control channel.
Fig. 5 is broadcasting control frame transmission instruction and the flow chart of method of reseptance of the embodiment of the present invention, mainly include as
Lower process：
Step S502, the system information channel transmitted in a basic frame carries broadcasting control frame and there is indication field
With broadcasting control frame update instruction field；
Step S504, terminal receive after described system information channel according to described broadcasting control frame update instruction field and
Broadcasting control frame update instruction field carries out the subsequent operation relevant with broadcasting control frame.
Further illustrate the flow process of Fig. 5 with reference to embodiment 8～9.
Embodiment 8：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry broadcasting control frame and there is the information such as indication field and broadcasting control frame update instruction field to terminal.
Indicate in described basic frame there is broadcasting control frame when described broadcasting control frame has indication field, and described
More new logo in the broadcasting control frame of previous reception of broadcasting control frame update instruction field and described terminal storage is not
When consistent, described terminal receives the broadcasting control frame sending in described basic frame.
Preferably, the resource that described broadcasting control frame takies is located at several OFDM symbol constituting downlink traffic channel
In fixed position, as shown in Figure 3 a.It may be noted that broadcasting control frame take resource original position can also be located at descending
The other positions in OFDM symbol set shared by Traffic Channel, as long as receiving-transmitting sides are known, e.g. standard lacks
Save configuration or that both sides are confirmed by signaling negotiation.
Preferably, the resource location that described broadcasting control frame takies is fixing, for example, be located at described system information letter
After the OFDM symbol at the OFDM symbol at road place or control channel place, as shown in Fig. 3 b, c.
Preferably, the resource that described broadcasting control frame takies is to notify described terminal by control channel.
Embodiment 9：
In communication system using frame structure basic shown in Fig. 1, base station passes through system information channel in a basic frame
Carry broadcasting control frame and there is the information such as indication field and broadcasting control frame update instruction field to terminal.
Indicate in described basic frame there is broadcasting control frame when described broadcasting control frame has indication field, and described
More new logo one in the broadcasting control frame of previous reception of broadcasting control frame update instruction field and described terminal storage
During cause, illustrate that described terminal is successfully received to the broadcasting control frame updating it is not necessary to go to receive the broadcast letter updating again
Breath region.
It may be noted that in above-described embodiment 1～8, there is indication field in broadcasting control frame and broadcasting control frame updates
Indication field can be transmitted using the Reserved bits (reserved bit) shown in table 2.
Present embodiment additionally provides a kind of transmitting device of broadcasting control frame, including：Frame structural unit and frame send
Unit, wherein：
, there is indication field for carrying broadcasting control frame in the system information channel of basic frame in frame structural unit,
There is indication field by broadcasting control frame notifies terminal to whether there is broadcasting control frame in basic frame；
Frame transmitting element, for sending basic frame to terminal.
Frame structural unit, is additionally operable to carry broadcasting control frame update instruction field in system information channel, by wide
Broadcast whether information area update instruction field signals terminal broadcast information area updates.
Frame structural unit, is additionally operable to increase more new logo in broadcasting control frame.
The transmitting device of another kind of broadcasting control frame of present embodiment, including：Frame structural unit and frame transmitting element,
Wherein：
Frame structural unit, for carrying broadcasting control frame update instruction field in the system information channel of basic frame,
Whether updated by broadcasting control frame update instruction field signals terminal broadcast information area；
Frame transmitting element, for sending basic frame to terminal.
Present embodiment additionally provides a kind of reception device of broadcasting control frame, including：Receiving unit and resolution unit,
Wherein：
Receiving unit, for receiving basic frame；
Resolution unit, for parsing the system information channel of basic frame, by the broadcast letter carrying in system information channel
There is indication field and be informed in basic frame with the presence or absence of broadcasting control frame in breath region.
Resolution unit, is additionally operable to the broadcasting control frame carrying in system information channel update instruction field, and previous
The broadcasting control frame update instruction field receiving is compared, and knows whether broadcasting control frame updates.
Resolution unit, is additionally operable to the broadcasting control frame update instruction carry in the system information channel receiving this
Field is compared with the more new logo in the broadcasting control frame of previous reception, knows whether broadcasting control frame updates.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, made any repair
Change, equivalent, improvement etc., should be included within the scope of the present invention.
Claims (20)
1. a kind of transmission method of broadcasting control frame, including：
Carry broadcasting control frame in the system information channel of basic frame and there is indication field, by described broadcasting control frame
There is indication field notifies terminal to whether there is broadcasting control frame in described basic frame；Described broadcasting control frame is described
The resource location taking in basic frame is fixed, the fixing downlink traffic channel taking described basic frame of described broadcasting control frame
One or more orthogonal frequency division multiplex OFDM symbols；Or the fixing system information channel and control channel taking described basic frame it
Between position；Or the position between control channel and downlink traffic channel.
2. the method for claim 1 is it is characterised in that also include：
After described terminal receives the system information channel of described basic frame, indication field is had by described broadcasting control frame and obtains
Know and whether there is broadcasting control frame in described basic frame.
3. method as claimed in claim 1 or 2 it is characterised in that：
Also carry broadcasting control frame update instruction field in described system information channel, by described broadcasting control frame more
New indication field notifies whether broadcasting control frame described in described terminal updates.
4. method as claimed in claim 3 it is characterised in that：
After described terminal receives the system information channel of described basic frame, this broadcasting control frame receiving is updated and refers to
Show that field is compared with the previous broadcasting control frame update instruction field receiving, whether know described broadcasting control frame
Update.
5. method as claimed in claim 3 is it is characterised in that also include：Described broadcasting control frame increases and updates mark
Know.
6. method as claimed in claim 5 is it is characterised in that also include：
After described terminal receives the system information channel of described basic frame, this broadcasting control frame receiving is updated and refers to
Show that field is compared with the more new logo in the broadcasting control frame of previous reception, know described broadcasting control frame whether more
Newly.
7. a kind of transmission method of broadcasting control frame, including：
Carry broadcasting control frame update instruction field in the system information channel of basic frame, by described broadcasting control frame
Whether update instruction field signals terminal broadcast information area updates；Described broadcasting control frame takies in described basic frame
Resource location is fixed, and described broadcasting control frame fixes the one or more orthogonal of the downlink traffic channel taking described basic frame
Frequency division multiplex OFDM symbol；Or fix the position between the system information channel taking described basic frame and control channel；Or control
Position between channel processed and downlink traffic channel.
8. method as claimed in claim 7 it is characterised in that：
After described terminal receives the system information channel of described basic frame, this broadcasting control frame receiving is updated and refers to
Show that field is compared with the previous broadcasting control frame update instruction field receiving, whether know described broadcasting control frame
Update.
9. method as claimed in claim 7 it is characterised in that：Increase more new logo in described broadcasting control frame.
10. method as claimed in claim 9 is it is characterised in that also include：
After described terminal receives the system information channel of described basic frame, this broadcasting control frame receiving is updated and refers to
Show that field is compared with the more new logo in the broadcasting control frame of previous reception, know described broadcasting control frame whether more
Newly.
A kind of 11. method of reseptances of broadcasting control frame, including：
Receive the system information channel of basic frame, instruction is had by the broadcasting control frame carrying in described system information channel
Field is informed in described basic frame and whether there is broadcasting control frame；Described broadcasting control frame takies in described basic frame
Resource location fix, the fixing downlink traffic channel taking described basic frame of described broadcasting control frame one or more just
Hand over frequency division multiplex OFDM symbol；Or fix the position between the system information channel taking described basic frame and control channel；Or
Position between control channel and downlink traffic channel.
12. methods as claimed in claim 11 it is characterised in that：
After the system information channel receiving described basic frame, broadcasting control frame update instruction field that this is received
It is compared with the previous broadcasting control frame update instruction field receiving, know whether described broadcasting control frame updates.
13. methods as claimed in claim 11 it is characterised in that：
After the system information channel receiving described basic frame, carry in the system information channel also receiving this is wide
Broadcast information area update instruction field to be compared with the more new logo in the broadcasting control frame of previous reception, know described wide
Broadcast whether information area updates.
A kind of 14. transmitting devices of broadcasting control frame, including：Frame structural unit and frame transmitting element, wherein：
, there is indication field for carrying broadcasting control frame in the system information channel of basic frame in described frame structural unit,
There is indication field by described broadcasting control frame notifies terminal to whether there is broadcasting control frame in described basic frame；Institute
State the resource location that broadcasting control frame takies in described basic frame to fix, described broadcasting control frame is fixing to take described base
One or more orthogonal frequency division multiplex OFDM symbols of the downlink traffic channel of this frame；Or the system of the described basic frame of fixing occupancy
Position between information channel and control channel；Or the position between control channel and downlink traffic channel；
Described frame transmitting element, for sending described basic frame to described terminal.
15. devices as claimed in claim 14 it is characterised in that：
Described frame structural unit, is additionally operable to carry broadcasting control frame update instruction field in described system information channel, leads to
Cross whether broadcasting control frame described in terminal described in described broadcasting control frame update instruction field signals updates.
16. devices as claimed in claim 15 it is characterised in that：
Described frame structural unit, is additionally operable to increase more new logo in described broadcasting control frame.
A kind of 17. transmitting devices of broadcasting control frame, including：Frame structural unit and frame transmitting element, wherein：
Described frame structural unit, for carrying broadcasting control frame update instruction field in the system information channel of basic frame,
Whether updated by described broadcasting control frame update instruction field signals terminal broadcast information area；Described broadcasting control frame
The resource location taking in described basic frame is fixed, the fixing downlink business taking described basic frame of described broadcasting control frame
One or more orthogonal frequency division multiplex OFDM symbols of channel；Or fix the system information channel taking described basic frame and control
Position between channel；Or the position between control channel and downlink traffic channel；
Described frame transmitting element, for sending described basic frame to described terminal.
A kind of 18. reception devices of broadcasting control frame, including：Receiving unit and resolution unit, wherein：
Described receiving unit, for receiving basic frame；
Described resolution unit, for parsing the system information channel of described basic frame, carries by described system information channel
Broadcasting control frame exist indication field be informed in described basic frame whether there is broadcasting control frame；Described broadcast message
The resource location that region takies in described basic frame is fixed, and described broadcasting control frame is fixing to take the descending of described basic frame
One or more orthogonal frequency division multiplex OFDM symbols of Traffic Channel；Or the fixing system information channel taking described basic frame with
Position between control channel；Or the position between control channel and downlink traffic channel.
19. devices as claimed in claim 18 it is characterised in that：
Described resolution unit, is additionally operable to the broadcasting control frame carrying in described system information channel update instruction field, with
The previous broadcasting control frame update instruction field receiving is compared, and knows whether described broadcasting control frame updates.
20. devices as claimed in claim 18 it is characterised in that：
Described resolution unit, is additionally operable to the broadcasting control frame update instruction carry in the system information channel receiving this
More whether field is compared with the more new logo in the broadcasting control frame of previous reception, know described broadcasting control frame
Newly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110249024.7A CN102427576B (en) | 2011-08-26 | 2011-08-26 | Transmitting and receiving method and device for broadcasting control frame |
| PCT/CN2011/083078 WO2012155489A1 (en) | 2011-08-26 | 2011-11-28 | Method, device and terminal for transmitting and receiving broadcasting information area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110249024.7A CN102427576B (en) | 2011-08-26 | 2011-08-26 | Transmitting and receiving method and device for broadcasting control frame |
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| CN102427576A CN102427576A (en) | 2012-04-25 |
| CN102427576B true CN102427576B (en) | 2017-02-15 |
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| CN201110249024.7A Active CN102427576B (en) | 2011-08-26 | 2011-08-26 | Transmitting and receiving method and device for broadcasting control frame |
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| CN (1) | CN102427576B (en) |
| WO (1) | WO2012155489A1 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105659549A (en) * | 2014-08-06 | 2016-06-08 | 华为技术有限公司 | Method and apparatus for transmitting uplink information in multi-user multiple-input multiple-output system |
| CN107623932B (en) * | 2016-07-15 | 2019-08-30 | 电信科学技术研究院 | The cut-in method and device of a kind of system information area or network area |
| EP3294007A1 (en) * | 2016-09-13 | 2018-03-14 | Gemalto M2M GmbH | Optimization of system information reading using change of area information |
| CN109168133B (en) * | 2018-09-12 | 2020-12-01 | 深圳思凯微电子有限公司 | Broadcast station access method, receiving end and computer readable storage medium |
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| KR101162805B1 (en) * | 2008-02-21 | 2012-07-05 | 삼성전자주식회사 | Apparatus and method for transmitting/receiving control information in a wireless digital broadcasting system |
| CN107659960B (en) * | 2008-03-10 | 2019-10-18 | 苹果公司 | Movement station, the method for operating movement station and storage medium |
| US8660064B2 (en) * | 2008-06-03 | 2014-02-25 | Lg Electronics Inc. | Method for transmitting and receiving paging information in a broadband wireless access system |
| US8625630B2 (en) * | 2009-03-05 | 2014-01-07 | Lg Electronics Inc. | Method and apparatus for updating system information in broadband wireless communication system |
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| WO2012155489A1 (en) | 2012-11-22 |
| CN102427576A (en) | 2012-04-25 |
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