CN101156421A - Method and apparatus for selecting a multi-band access pointto associate with a multi-band mobile station - Google Patents

Method and apparatus for selecting a multi-band access pointto associate with a multi-band mobile station Download PDF

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Publication number
CN101156421A
CN101156421A CNA2006800112706A CN200680011270A CN101156421A CN 101156421 A CN101156421 A CN 101156421A CN A2006800112706 A CNA2006800112706 A CN A2006800112706A CN 200680011270 A CN200680011270 A CN 200680011270A CN 101156421 A CN101156421 A CN 101156421A
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band
access points
wireless transmission
many
information
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Chinese (zh)
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亚蒂·钱德拉
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InterDigital Technology Corp
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InterDigital Technology Corp
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Priority to CN201010624833.7A priority Critical patent/CN102123481B/en
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Abstract

A method and apparatus for selecting one of a plurality of multi-band access points (APs) to associate with a multi-band wireless transmit/receive unit (WTRU) are disclosed. The multi-band APs broadcast frequency band information regarding multiple frequency bands on which the multi-band AP is configured to operate. The multi-band WTRU selects a particular multi-band AP to associate with and a frequency band to use to communicate with the selected multi-band AP based on the frequency band information. If the multi-band WTRU receives frequency band information from the selected multi-band AP which indicates that a characteristic, (e.g., throughput, path loss, load, capacity, backhaul), of the selected frequency band is unacceptable, the multi-band WTRU determines whether to disassociate with the selected multi-band AP or to continue to associate with the selected multi-band AP via a different frequency band.

Description

Select many band access points to follow many Tape movement station method and device
Technical field
The present invention is relevant with the wireless communication system of more than one band wireless transmission/receive units (WTRU) (in other words, a kind of mobile radio station) with a kind of a plurality of many band access points (APs) that comprise.More particularly, the present invention and a kind of the utilization from a plurality of many band access points transfer to the band informations that this is with wireless transmission/receive units more, and to select to connect the specific method and apparatus of access points of being with relevant more.
Background technology
A kind of typical WLAN (WLAN) comprises an access point (AP), and it provides the radio access for wireless transmission/receive unit (WTRU) in the overlay area of this access point.This access point then comprises a basic service cover group (BSS), its for IEEE 802.11 be based WLAN set up block substantially.A plurality of basic service cover groups can be system (DS) interconnection by a kind of dispersion also, to form a kind of extension service cover group (ESS).
This WLAN can be configured to a kind of infrastructure mode, or a kind of special pattern.In this infrastructure mode, by access point control radio communication.This access point wireless transmission/receive unit that periodically broadcast beacon frame is extremely possible is to discern, and this wireless transmission/receive unit then further communicates with this access point.In this special pattern, a plurality of wireless transmission/receive units are then operated in a kind of point-to-point communication pattern.The communication of this wireless transmission/receive unit foundation itself, and do not need to combine with a networking component.Yet an access point can be configured to act as bridger or the router that is connected to another network, similarly is to be connected to the internet.
This wireless transmission/receive unit and this access point are configurable to utilize multiband to communicate.In a kind of legacy wireless communication system, the wireless transmission/receive unit of band more than transmits a plurality of requests of detecting on the different passages of a frequency band, found whether any available access point is arranged in this zone.In case an access point receives this and detects request, it transmits a probe response packet to this wireless transmission/receive unit.This access point will transmit probe response packet on its operating walk way in a special frequency band.This probe response packet comprises the parameter of requirement, similarly is supporting rate of this wireless transmission/receive unit and this access point connection or the like.This wireless transmission/receive unit will transmit an association request, and wait for the connection response package from an access point, to carry out further data communication.
In case connect, these many band wireless transmission/receive units can be detected Request Packet by transmitting one, and wait for a probe response packet, seek a preferable communication band with the frequency band that scans other.After receiving another probe response packet, this wireless transmission/receive unit is relatively this frequency band and/or this access point at once, and selects a better frequency band and/or an access point.
In the wireless communication system of this traditional type, these many band wireless transmission/receive units must scan and more different frequency bands, and the frequency band of optimal wireless communication quality is provided with decision.Yet these scannings are consuming time with comparing function and need an a large amount of battery electric power.It needs a kind of when producing frequency band and channel selecting decision-making, reduces service time and the method and apparatus that needs battery electric power.
Summary of the invention
One of a plurality of many band access points of the present invention and a kind of selection (APs), with the method and apparatus of more than one band wireless transmission/receive units (WTRU) connections.Should be with the band information of access points broadcasting about the dispose enterprising line operate of many band access point multibands of living in out of the ordinary more.Should select specific many band access points that connect and the service band that communicates with selected many band access points according to this band information by many band wireless transmission/receive units.If should select the received band information of many band access points from this by many band wireless transmission/receive units, one characteristic of indicating this selection frequency band (for example, path loss, load, throughput, performance, rearmounted network) be unacceptable, should determine to remove connection by many band wireless transmission/receive units, or continue to connect more with these specific access points of being with by a different frequency band with this specific many band access points.
Description of drawings
Detail knowledge of the present invention will obtain from the mode of subsequent descriptions by example, and by obtaining understanding in conjunction with following to illustrate, wherein:
Fig. 1 shows a kind of wireless communication system, and it comprises a plurality of many band access points operated according to the present invention and more than one band wireless transmission/receive units;
Fig. 2 is a kind of demonstration beacon frame, and it comprises by a plurality of many band access points, transfers to the band information that wireless communication system among Fig. 1 is with wireless transmission/receive unit more;
Fig. 3 is according to the present invention, is selected to connect the process chart of one of many band access points by these many band wireless transmission/receive units;
Fig. 4 is according to the present invention, whether changes by this many band wireless transmission/receive units decision to be used for and more than one special frequency bands of being with access points to communicate, or the process chart that connects of the many band access point different with; And
Fig. 5 is according to the present invention, in order to by a better frequency band, sets up the process chart of wireless communication link between these many band wireless transmission/receive units and better many bands access point.
Embodiment
After this, this term " wireless transmission/receive unit (WTRU) " comprise but be not limited to a user and be equipped with (UE), mobile radio station, fixed or portable subscriber unit, calling set, or any other device form with operational capacity in wireless environment.Such wireless transmission/receive unit comprises but is not limited to phone, picture telephone, internet ready phones, and personal digital assistant (PDA) and notebook with network performance radio modem.
Speak of term when after this " access point (AP) " it comprises but is not limited to a Node B, base station, positioner, or any other interface arrangement form that connects other wireless transmission/receive unit radio access with this access point can be provided in wireless environment.
The present invention is applicable to any wireless communication system, comprises but is not limited to wireless communication system based on 802.x.
Fig. 1 shows a kind of wireless communication system 100, and it comprises a plurality of many band access points 105 of the operation according to the present invention 1-105 NWith more than one band wireless transmission/receive units 110.Each many band access point 105 1-105 NAll on two frequency bands, operate at least with these many band wireless transmission/receive units 110.Should many band access points 105 1-105 NTransmission band information 115 1-115 N, the many bands of its indication configuration out of the ordinary access point 105 1-105 NMore difference of living in is with and is operated.Each many band access point 105 1-105 NAll comprise each other transceiver 120 1-120 NWith each other processor 125 1-125 NEach each other transceiver 120 1-120 NThen be configured at least two different frequency bands, operate.Each each other processor 125 1-125 NThen produce and arrange this band information 115 out of the ordinary 1-115 N, and it is provided to this transceiver 120 1-120 NTo transmit.Should also comprise a transceiver 130 and a processor 135 by many band wireless transmission/receive units 110.130 of this transceivers are configured to operate at least two different frequency bands.This processor 135 is handled by this transceiver 130 from these many band access points 105 1-105 NThe band information 115 that is received 1-115 N, according to this band information 115 1-115 NSelect one to connect many band access points 105, and the service band of communicating by letter with the many bands of this selection access point 105.
Should be with wireless transmission/receive units 110 more and be somebody's turn to do many band access points 105 1-105 NCan use any management, control or data packet, to provide this band information to being with wireless transmission/receive units 110 more.For example, a kind of authentication frame (discriminating against a kind of management frames) also can be used for transmitting multiband information.Same, this package can transport on any present or following WLAN packets.
Substitute, also can utilize at this and be with wireless transmission/receive units 110 more and should be with access points 105 more 1-105 NBetween private information exchange, to provide this band information to should many band wireless transmission/receive units 110.
Fig. 2 shows a kind of beacon frame of demonstration, and it comprises from each many band access point 105 1-105 NTransfer to the band information 115 of wireless communication system more than 100 band wireless transmission/receive units 110 among Fig. 1.Whether these band information 115 indications one specific many band access points 105 support multiband 205 1-205 N, channel number 215 and frequency information 220 or other or the like.
This band information 115 can comprise in addition for each frequency band 205 1-205 NQuality metric information 210 1-210 NThis quality metric information can comprise but be not limited to path loss on each frequency band, load (number that for example, connects wireless communication system 100), throughput, performance and rearmounted network.
Fig. 3 is according to being with access points 105 from this more 1-105 NTransfer to the band information 115 of these many band wireless transmission/receive units 110 1-115 N, specific many band access points 105 in Fig. 1 wireless communication system 100 1-105 NOne of and these many band wireless transmission/receive units 110 between set up processing 300 flow charts of wireless communication link.In step 305, the many bands of plural number access point 105 1-105 NBroadcasting is about dispose many band access points 105 out of the ordinary 1-105 NThe band information 115 of the enterprising line operate of multiband of living in 1-115 NShown as Fig. 2, this band information 115 1-115 NCan in a beacon frame, broadcast.In step 310, the wireless transmission/receive unit of band more than one 110 receives and handles this band information 115 1-115 NIn step 315, these many band wireless transmission/receive units 110 are according to this band information 115 1-115 NFrom many bands access point 105 1-105 NSelect one of specific for connecting, and service bands that communicate with selected many band access points 105.
Fig. 4 is according to the present invention, whether changes by these many band wireless transmission/receive units 100 decisions to be used for and more than one special frequency bands of being with access points 105 to communicate, or processing 400 flow charts that connect of the many band access point 105 different with.In step 405, these many band wireless transmission/receive units 100 and specific many band access points 105 connect on a special frequency band.In step 410, these many band wireless transmission/receive units 100 are from these specific many band access point 105 frequency acceptance band information 115, and it comprises that this special frequency band of indication has for example similarly is the quality metric of not enough throughput.In step 415, should be with wireless transmission/receive units 100 more and should be with access points 105 releasings to connect and another many band access points 105 connections more, or continuing the many band access point 105 identical with this connects by a different frequency bands that comprises good (for example, height) the throughput quality metric band information 115 of indication.
Fig. 5 is according to the present invention, in order to by a better frequency band, sets up processing 500 flow charts of wireless communication link between these many band wireless transmission/receive units and better many bands access point.In step 505,100 broadcasting of the wireless transmission/receive unit of band more than are by a plurality of many band access points 105 1-105 NAn association request that is received or detect Request Packet.These many band wireless transmission/receive units 100 can comprise the indication for many bands performance and this wireless transmission/receive unit 100 relevant informations in this package.In step 510, each many band access point 105 1-105 NAll transmit a connection response packet or probe response packet to being with wireless transmission/receive units 100, it comprises the band information 115 of being with performances according to this wireless transmission/receive unit more than 100 more 1-115 NIn step 515, these many band wireless transmission/receive units 100 are according to this band information 115 1-115 N, select a better frequency band and a better connection to be with access point 105 more.
Among this another embodiment, this wireless communication system 100 removes should many band access points 105 1-105 NBeyond these many band wireless transmission/receive unit 104a, also can comprise a single band access point and a single band wireless transmission/receive unit.If should be with access points 105 to connect by single band wireless transmission/receive unit and more than, the relevant information that should be with access point 105 multibands more, they are different with the information institute that the single band of relevant this configuration wireless transmission/receive unit is operated frequency band of living in, be not to be configured on multiband, communicate by letter then, and ignored by this list band wireless transmission/receive unit because of this list band wireless transmission/receive unit.This list band access point is broadcasted in a beacon frame about its single information (similarly be frequency, load, or other or the like).Whether one single band wireless transmission/receive unit and more than one band wireless transmission/receive units 110 boths can use this information, connect with this list band access point with decision.
According to the present invention, these many band wireless transmission/receive units 110 scanning different frequency bands do not need to expend remarkable time and battery electric power when seeking the suitable access point that connects.In addition, by the many bands wireless transmission/receive unit 110 with each frequency band quality metric (similarly being throughput) is provided, this wireless transmission/receive unit not only can be with the throughput optimization of itself, also can be with the throughput optimization of this access point 105.
Embodiment
1. wireless communications method, it is used for a wireless communication system, this wireless communication system comprises a plurality of many band access points (APs) and more than one band wireless transmission/receive units (WTRU), respectively this access point and this wireless transmission/receive unit respectively by at least two different frequency bands to communicate, this method comprises: respectively should be with the band information of access points broadcasting about multiband, many band access points out of the ordinary are at the enterprising line operate of this multiband more;
Should handle this band information by many band wireless transmission/receive units; And should many band wireless transmission/receive units according to this band information, select the specific many band access points that connect and frequency bands in order to communicate with selected many band access points.
2. as the method for embodiment 1, wherein this band information is by respectively should broadcasting in a beacon frame by many band access points.
3. as the method for embodiment 1, wherein this band information is transmitted by respectively being somebody's turn to do many band access points, is with the Request Packet of detecting that wireless transmission/receive unit was transmitted with response by this more.
4. as the method for embodiment 3, wherein should comprise about detect the band information of the multi-frequency performance of being somebody's turn to do many band wireless transmission/receive units in the Request Packet at this by many band wireless transmission/receive units.
5. as the method for embodiment 1, wherein this band information is by respectively being with the access point transmission to respond by these many band association request that wireless transmission/receive unit was transmitted more.
6. as the method for embodiment 5, wherein be somebody's turn to do many band wireless transmission/receive units and comprise more about in this association request, being with the band informations of the multi-frequency performance of wireless transmission/receive units.
7. as the method for embodiment 1, wherein this band information is transmitted by these many band access points, is with the packages that wireless transmission/receive unit was transmitted with response by this more.
8. as the method for embodiment 1, wherein this band information is to be transmitted by a private information clearing house.
9. as the method for embodiment 1-8, wherein this band information comprises in the number of active lanes of indication that multiband supports, this frequency band and each the frequency band information at least one of them.
10. as the method for embodiment 1-9, wherein this band information comprises the quality metric information of this frequency band, and this access point is to be configured at the enterprising line operate of this frequency band.
11. as the method for embodiment 10, wherein this quality metric information comprise each frequency band a path loss, a load, throughput, performance and rearmounted network at least one of them.
12. a wireless communication system comprises: a plurality of many band access points (APs), each many band access points broadcasting are about the band information of multiband, and many band access points out of the ordinary are to be configured at the enterprising line operate of this multiband; And the wireless transmission/receive unit (WTRU) of band more than, it is configured to handle this band information, and selects the specific many band access points that connect and the frequency bands in order to communicate with selected many band access points according to this band information.
13. as the system of embodiment 12, wherein this band information is by respectively should being broadcasted in a beacon frame by many band access points.
14. as the system of embodiment 12, wherein this band information is transmitted by these many band access points, is with the Request Packet of detecting that wireless transmission/receive unit was transmitted with response by this more.
15., wherein should comprise about detect the band information that is somebody's turn to do many band wireless transmission/receive unit multi-frequency performances in the Request Packet at this by many band wireless transmission/receive units as the system of embodiment 14.
16. as the system of embodiment 12, wherein this band information is transmitted by these many band access points, is with the association request that wireless transmission/receive unit was transmitted with response by this more.
17., wherein should comprise about the band information that is somebody's turn to do many band wireless transmission/receive unit multi-frequency performances in this association request by many band wireless transmission/receive units as the system of embodiment 16.
18. as the system of embodiment 12, wherein this band information is transmitted by these many band access points, is with the management package that wireless transmission/receive unit was transmitted with response by this more.
19. as the system of embodiment 12, wherein this band information is to be transmitted by a private information clearing house.
20. as the system of embodiment 12-19, wherein this band information comprises in the frequency information of the number of active lanes of indication that multiband supports, this frequency band and each frequency band at least one of them.
21. as the system of embodiment 12-20, wherein this band information comprises the quality metric information of this frequency band, this access point is to be configured at the enterprising line operate of this frequency band.
22. as the system of embodiment 21, wherein this quality metric information comprises in a path loss, a load, a throughput, performance and the rearmounted network of each frequency band at least one of them.
23. wireless communications method, it is used for a wireless communication system, this wireless communication system comprises a plurality of many band access points (APs) and more than one band wireless transmission/receive units (WTRU), respectively this access point communicates by at least two different frequency bands with this wireless transmission/receive unit respectively, and this wireless communications method comprises: specific many band access points connection in one first frequency band of these many band wireless transmission/receive units by these different frequency bands and these many band access points; Should be with wireless transmission/receive units from these specific many band access point frequency acceptance band information, its characteristic of indicating this first frequency band is unacceptable more; And should be with the wireless transmission/receive units decision whether to continue to connect with these specific access points of being with these specific many band access points releasing connections or by one second frequency band in these frequency bands more more.
24. as the method for embodiment 23, wherein this unacceptable characteristic is a throughput.
25. as the method for embodiment 23, wherein this unacceptable characteristic is a path loss.
26. as the method for embodiment 23, wherein this unacceptable characteristic is load.
27. as the method for embodiment 23, wherein this unacceptable characteristic is a performance.
28. as the method for embodiment 23, wherein this unacceptable characteristic is rearmounted network.
29. a wireless communication system comprises: a plurality of many band access points (APs), each many band access points broadcasting are about the band information of multiband, and many band access points out of the ordinary are to be configured at the enterprising line operate of this multiband; And the wireless transmission/receive unit (WTRU) of band more than, it connects by specific many band access points in one first different frequency bands in these frequency bands and these the many band access points, wherein should be with wireless transmission/receive units from these specific many band access point frequency acceptance band information more, whether its characteristic of indicating this first frequency band is unacceptable, and should be with the wireless transmission/receive units decision to continue to connect with these specific access points of being with these specific many band access points releasing connections or by one second frequency band in these frequency bands more more.
30. as the system of embodiment 29, wherein this unacceptable characteristic is a throughput.
31. as the system of embodiment 29, wherein this unacceptable characteristic is a path loss.
32. as the system of embodiment 29, wherein this unacceptable characteristic is load.
33. as the system of embodiment 29, wherein this unacceptable characteristic is a performance.
34. as the system of embodiment 29, wherein this unacceptable characteristic is rearmounted network.
35. many bands wireless transmission/receive unit (WTRU) in a wireless communication system, this wireless communication system comprises the many bands of the plural number access point (APs) that communicates by a plurality of different frequency bands, and be with wireless transmission/receive unit (WTRU) this comprises more: a processor; An and transceiver, it combines with this processor, this transceiver is to be configured to connect by specific many band access points in one first frequency band in these different frequency bands and these the many band access points, whether wherein this processor is according to being received this first frequency band, one characteristic of indication for not accepting by this transceiver from these specific many band access points, remove with these specific many band access points with decision to connect or continue and should specificly be with access points connection more by one second frequency band in these frequency bands.
36. as the wireless transmission/receive unit of embodiment 35, wherein this unacceptable characteristic is a throughput.
37. as the wireless transmission/receive unit of embodiment 35, wherein this unacceptable characteristic is a path loss.
38. as the wireless transmission/receive unit of embodiment 35, wherein this unacceptable characteristic is load.
39. as the wireless transmission/receive unit of embodiment 35, wherein this unacceptable characteristic is a performance.
40. as the wireless transmission/receive unit of embodiment 35, wherein this unacceptable characteristic is rearmounted network.
41. integrated circuit (IC) that embeds in more than the one band wireless transmission/receive units, it is used for a wireless communication system, this wireless communication system comprises a plurality of many band access points (APs) and is somebody's turn to do many band wireless transmission/receive units (WTRU), should many band access points be to be configured to communicate by letter respectively by a plurality of different frequency bands with respectively being somebody's turn to do many band wireless transmission/receive units,, it comprises: a processor; An and transceiver, it combines with this processor, this transceiver is to be configured to connect by specific many band access points in one first frequency band in these different frequency bands and these the many band access points, wherein this processor is according to being unacceptable band information by this transceiver from characteristics that these specific many band access points are received this first frequency band of indication, with decision whether with these specific many band access points remove connect or by one second frequency band in these channels continue with should specific access points connections of being with more.
42. as the integrated circuit of embodiment 41, wherein this unacceptable characteristic is a throughput.
43. as the integrated circuit of embodiment 41, wherein this unacceptable characteristic is a path loss.
44. as the integrated circuit of embodiment 41, wherein this unacceptable characteristic is load.
45. as the integrated circuit of embodiment 41, wherein this unacceptable characteristic is a performance.
46. as the integrated circuit of embodiment 41, wherein this unacceptable characteristic is rearmounted network.
Though feature of the present invention and assembly are narrated in the particular combination mode in preferred embodiment, each feature and assembly also can be separately and not and further feature of the present invention and assembly one initial usefulness, or with further feature of the present invention with assembly or carry out different combinations separately.

Claims (46)

1. wireless communications method, it is used for a wireless communication system, this wireless communication system comprises a plurality of many band access points (APs) and more than one band wireless transmission/receive units (WTRU), respectively to communicate, this method comprises by at least two different frequency bands for this access point and this wireless transmission/receive unit respectively:
Respectively should be with the band information of access points broadcasting about multiband, many band access points out of the ordinary are at the enterprising line operate of this multiband more;
Should handle this band information by many band wireless transmission/receive units; And
Should many band wireless transmission/receive units according to this band information, select the specific many band access points that connect and frequency bands in order to communicate with selected many band access points.
2. method according to claim 1 is characterized in that, this band information is by respectively should broadcasting in a beacon frame by many band access points.
3. method according to claim 1 is characterized in that, this band information is transmitted by respectively being somebody's turn to do many band access points, is with the Request Packet of detecting that wireless transmission/receive unit was transmitted with response by this more.
4. method according to claim 3 is characterized in that, these many band wireless transmission/receive units comprise should band informations that be with the multi-frequency performance of wireless transmission/receive units in Request Packet about detecting at this more.
5. method according to claim 1 is characterized in that, this band information is by respectively being with the access point transmission to respond by these many band association request that wireless transmission/receive unit was transmitted more.
6. method according to claim 5 is characterized in that, these many band wireless transmission/receive units comprise about should be with the band informations of the multi-frequency performance of wireless transmission/receive units in this association request more.
7. method according to claim 1 is characterized in that, this band information is transmitted by these many band access points, is with the packages that wireless transmission/receive unit was transmitted with response by this more.
8. method according to claim 1 is characterized in that, this band information is to be transmitted by a private information clearing house.
9. method according to claim 1 is characterized in that, this band information comprises in the number of active lanes of indication that multiband supports, this frequency band and each the frequency band information at least one of them.
10. method according to claim 1 is characterized in that this band information comprises the quality metric information of this frequency band, and this access point is to be configured at the enterprising line operate of this frequency band.
11. method according to claim 10 is characterized in that, this quality metric information comprise each frequency band a path loss, a load, throughput, performance and rearmounted network at least one of them.
12. a wireless communication system comprises:
A plurality of many band access points (APs), each many band access points broadcasting are about the band information of multiband, and many band access points out of the ordinary are to be configured at the enterprising line operate of this multiband; And
The wireless transmission/receive unit (WTRU) of band more than, it is configured to handle this band information, and selects the specific many band access points that connect and the frequency bands in order to communicate with selected many band access points according to this band information.
13. system according to claim 12 is characterized in that, this band information is by respectively should being broadcasted in a beacon frame by many band access points.
14. system according to claim 12 is characterized in that, this band information is transmitted by these many band access points, is with the Request Packet of detecting that wireless transmission/receive unit was transmitted with response by this more.
15. system according to claim 14 is characterized in that, these many band wireless transmission/receive units comprise about detect the band informations that should be with wireless transmission/receive unit multi-frequency performances in the Request Packet at this more.
16. system according to claim 12 is characterized in that, this band information is transmitted by these many band access points, is with the association request that wireless transmission/receive unit was transmitted with response by this more.
17. system according to claim 16 is characterized in that, these many band wireless transmission/receive units comprise about the band informations that should be with wireless transmission/receive unit multi-frequency performances in this association request more.
18. system according to claim 12 is characterized in that, this band information is transmitted by these many band access points, is with the management package that wireless transmission/receive unit was transmitted with response by this more.
19. system according to claim 12 is characterized in that, this band information is to be transmitted by a private information clearing house.
20. system according to claim 12 is characterized in that, this band information comprises in the frequency information of the number of active lanes of indication that multiband supports, this frequency band and each frequency band at least one of them.
21. system according to claim 12 is characterized in that, this band information comprises the quality metric information of this frequency band, and this access point is to be configured at the enterprising line operate of this frequency band.
22. system according to claim 21 is characterized in that, this quality metric information comprises in a path loss, a load, a throughput, performance and the rearmounted network of each frequency band at least one of them.
23. wireless communications method, it is used for a wireless communication system, this wireless communication system comprises a plurality of many band access points (APs) and more than one band wireless transmission/receive units (WTRU), respectively this access point communicates by at least two different frequency bands with this wireless transmission/receive unit respectively, and this wireless communications method comprises;
Should many band wireless transmission/receive units specific many band access points connection in one first frequency band and these many band access points by these different frequency bands;
Should be with wireless transmission/receive units from these specific many band access point frequency acceptance band information, its characteristic of indicating this first frequency band is unacceptable more; And
Should be with the wireless transmission/receive units decision whether to continue to connect with these specific access points of being with these specific many band access points releasing connections or by one second frequency band in these frequency bands more more.
24. method according to claim 23 is characterized in that, this unacceptable characteristic is a throughput.
25. method according to claim 23 is characterized in that, this unacceptable characteristic is a path loss.
26. method according to claim 23 is characterized in that, this unacceptable characteristic is load.
27. method according to claim 23 is characterized in that, this unacceptable characteristic is a performance.
28. method according to claim 23 is characterized in that, this unacceptable characteristic is rearmounted network.
29. a wireless communication system comprises:
A plurality of many band access points (APs), each many band access points broadcasting are about the band information of multiband, and many band access points out of the ordinary are to be configured at the enterprising line operate of this multiband; And
The wireless transmission/receive unit (WTRU) of band more than, it connects by specific many band access points in one first different frequency bands in these frequency bands and these the many band access points, wherein should be with wireless transmission/receive units from these specific many band access point frequency acceptance band information more, whether its characteristic of indicating this first frequency band is unacceptable, and should be with the wireless transmission/receive units decision to continue to connect with these specific access points of being with these specific many band access points releasing connections or by one second frequency band in these frequency bands more more.
30. system according to claim 29 is characterized in that, this unacceptable characteristic is a throughput.
31. system according to claim 29 is characterized in that, this unacceptable characteristic is a path loss.
32. system according to claim 29 is characterized in that, this unacceptable characteristic is load.
33. system according to claim 29 is characterized in that, this unacceptable characteristic is a performance.
34. system according to claim 29 is characterized in that, this unacceptable characteristic is rearmounted network.
35. the many bands wireless transmission/receive unit (WTRU) in a wireless communication system, this wireless communication system comprise the many bands of the plural number access point (APs) that communicates by a plurality of different frequency bands, be with wireless transmission/receive unit (WTRU) this comprises more:
One processor; And
One transceiver, it combines with this processor, this transceiver is to be configured to connect by specific many band access points in one first frequency band in these different frequency bands and these the many band access points, whether wherein this processor is according to being received this first frequency band, one characteristic of indication for not accepting by this transceiver from these specific many band access points, remove with these specific many band access points with decision to connect or continue and should specificly be with access points connection more by one second frequency band in these frequency bands.
36. wireless transmission/receive unit according to claim 35 is characterized in that, this unacceptable characteristic is a throughput.
37. wireless transmission/receive unit according to claim 35 is characterized in that, this unacceptable characteristic is a path loss.
38. wireless transmission/receive unit according to claim 35 is characterized in that, this unacceptable characteristic is load.
39. wireless transmission/receive unit according to claim 35 is characterized in that, this unacceptable characteristic is a performance.
40. wireless transmission/receive unit according to claim 35 is characterized in that, this unacceptable characteristic is rearmounted network.
41. integrated circuit (IC) that embeds in more than the one band wireless transmission/receive units, it is used for a wireless communication system, this wireless communication system comprises a plurality of many band access points (APs) and is somebody's turn to do many band wireless transmission/receive units (WTRU), should many band access points be to be configured to communicate by letter by a plurality of different frequency bands with respectively being somebody's turn to do many band wireless transmission/receive units respectively, it comprises:
One processor; And
One transceiver, it combines with this processor, this transceiver is to be configured to connect by specific many band access points in one first frequency band in these different frequency bands and these the many band access points, wherein this processor is according to being unacceptable band information by this transceiver from characteristics that these specific many band access points are received this first frequency band of indication, with decision whether with these specific many band access points remove connect or by one second frequency band in these channels continue with should specific access points connections of being with more.
42., it is characterized in that this unacceptable characteristic is a throughput according to the described integrated circuit of claim 41.
43., it is characterized in that this unacceptable characteristic is a path loss according to the described integrated circuit of claim 41.
44., it is characterized in that this unacceptable characteristic is load according to the described integrated circuit of claim 41.
45., it is characterized in that this unacceptable characteristic is a performance according to the described integrated circuit of claim 41.
46., it is characterized in that this unacceptable characteristic is rearmounted network according to the described integrated circuit of claim 41.
CNA2006800112706A 2005-04-01 2006-03-30 Method and apparatus for selecting a multi-band access pointto associate with a multi-band mobile station Pending CN101156421A (en)

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