Abstract
A network node, method and wireless device for channel assignment in a Citizens Broadband Radio Service, CBRS, band is provided. The network node includes processing circuitry configured to: map one of a plurality of channels in the CBRS band to a wireless device, the mapping of one of the plurality of channels in the CBRS band to the wireless device including: ranking the plurality of channels in the CBRS band based on a predefined maximum power per channel and a predefined maximum transmission power of a wireless device.
Technologies
Product
Use Cases
Services
Claim
1. A network node (12) for channel assignment in a Citizens Broadband Radio Service, CBRS, band, the network node (12) comprising processing circuitry (18) configured to:', 'map one of a plurality of channels in the CBRS band to a wireless device (14), the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) including:', 'ranking the plurality of channels in the CBRS band based on a predefined maximum power per channel and a predefined maximum transmission power of a wireless device (14).
2. The network node (12) of Claim 1, wherein the processing circuitry (18) is further configured to determine one of a plurality of states of each of the plurality of channels based on the ranking, each state indicating whether the predefined maximum power of the wireless device (14) is allowed to be used in each of the plurality of channels.
3. The network node (12) of Claim 1, wherein the plurality of states include: an unrestricted state, the unrestricted state corresponds to a state where a transmission power of the wireless device (14) is allowed to equal the maximum power of the channel;', 'a constrained state, the constrained state corresponds to a state where the transmission power of the wireless device (14) is allowed to equal a power less than the maximum power of the channel;', 'a disabled state, the disabled state corresponds to a state where the transmission power of the wireless device (14) is not allowed to exceed a predefined power limit.
4. The network node (12) of any of the preceding claims, wherein the rank defines a plurality of constraining factors indicating a usability of a channel for the wireless device (14), each constraining factor being associated with a value
corresponding to a reduction in power from the maximum transmission power of the wireless device (14).
5. The network node (12) of Claim 4, wherein the plurality of constraining factors include an individual constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and an only CBSD operating among interference protected entities.
6. The network node (12) of Claim 4, wherein the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) further includes: determining sets of management connected sets of wireless devices (14) by: applying interference coordination groups, ICGs, to the wireless devices (14) associated with spectrum access system, SAS, connected sets;', 'removing graph edges between wireless devices (14) in the same ICG; applying common channel groups, CCGs, to wireless devices (14) in the SAS connected sets; and', 'consolidating wireless devices (14) in the same CCGs into a graph vertex; and', 'graph coloring the management connected sets at least in part by:', 'mapping each vertex in the management connected set to a color; and mapping each wireless device (14) in the management connected set to a color.
7. The network node (12) of Claim 6, wherein the plurality of constraining factors include a color constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and assumes the wireless device (14) is among several other CBSDs operating in a channel assigned to a color from the graph coloring.
8. The network node (12) of Claim 6, wherein the plurality of constraining factors include a worst-case constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and that the remaining CBSDs of
the management connected sets are operating on a same channel of the plurality of channels.
9. A method for a network node (12) for channel assignment in a Citizens Broadband Radio Service, CBRS, band, the method comprising:', 'mapping one of a plurality of channels in the CBRS band to a wireless device (14), the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) including: ranking the plurality of channels in the CBRS band based on a predefined maximum power per channel and a predefined maximum transmission power of a wireless device (Block S100)
10. The method of Claim 9, further comprising determining one of a plurality of states of each of the plurality of channels based on the ranking, each state indicating whether the predefined maximum power of the wireless device (14) is allowed to be used in each of the plurality of channels
11. The method of Claim 9, wherein the plurality of states includes:', 'an unrestricted state, the unrestricted state corresponds to a state where a transmission power of the wireless device (14) is allowed to equal the maximum power of the channel;', 'a constrained state, the constrained state corresponds to a state where the transmission power of the wireless device (14) is allowed to equal a power less than the maximum power of the channel;', 'a disabled state, the disabled state corresponds to a state where the transmission power of the wireless device (14) is not allowed to exceed a predefined power limit
12. The method of any of the preceding claims, wherein the rank defines a plurality of constraining factors indicating a usability of a channel for the wireless device (14), each constraining factor being associated with a value corresponding to a
reduction in power from the maximum transmission power of the wireless device (14)
13. The method of Claim 12, wherein the plurality of constraining factors include an individual constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and an only CBSD operating among interference protected entities
14. The method of Claim 12, wherein the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) further includes:', 'determining sets of management connected sets of wireless devices (14) by: applying interference coordination groups, ICGs, to the wireless devices (14) associated with spectrum access system, SAS, connected sets;', 'removing graph edges between wireless devices (14) in the same ICG; applying common channel groups, CCGs, to wireless devices (14) in the SAS connected sets; and', 'consolidating wireless devices (14) in the same CCGs into a graph vertex; and', 'graph coloring the management connected sets at least in part by:', 'mapping each vertex in the management connected set to a color; and mapping each wireless device (14) in the management connected set to a color
15. The method of Claim 14, wherein the plurality of constraining factors include a color constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and assumes the wireless device (14) is among several other CBSDs operating in a channel assigned to a color from the graph coloring
16. The method of Claim 14, wherein the plurality of constraining factors include a worst-case constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and that the remaining CBSDs of the
management connected sets are operating on a same channel of the plurality of channels
17. A wireless device (14) for channel assignment in a Citizens Broadband Radio Service (CBRS) band, the wireless device (14) comprising processing circuitry (28) configured to:', 'receive a mapping of one of a plurality of channels in the CBRS band to a wireless device (14), the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) being based on a ranking the plurality of channels in the CBRS band that is based on a predefined maximum power per channel and a predefined maximum transmission power of the wireless device (14)
18. The wireless device (14) of Claim 17, wherein the one of the plurality of channels is in one of a plurality of states based on the ranking, each state indicating whether the predefined maximum power of the wireless device (14) is allowed to be used in each of the plurality of channels
19. The wireless device (14) of Claim 17, wherein the plurality of states includes:', 'an unrestricted state, the unrestricted state corresponds to a state where a transmission power of the wireless device (14) is allowed to equal the maximum power of the channel;', 'a constrained state, the constrained state corresponds to a state where the transmission power of the wireless device (14) is allowed to equal a power less than the maximum power of the channel;', 'a disabled state, the disabled state corresponds to a state where the transmission power of the wireless device (14) is not allowed to exceed a predefined power limit.
20. The wireless device (14) of any of the preceding claims, wherein the rank defines a plurality of constraining factors indicating a usability of a channel for the wireless device (14), each constraining factor being associated with a value
corresponding to a reduction in power from the maximum transmission power of the wireless device (14).
21. The wireless device (14) of Claim 20, wherein the plurality of constraining factors include an individual constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and an only CBSD operating among interference protected entities.
22. The wireless device (14) of Claim 20, wherein the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) is based on:', 'determining sets of management connected sets of wireless devices (14) by: applying interference coordination groups, ICGs, to the wireless devices (14) associated with spectrum access system, SAS, connected sets;', 'removing graph edges between wireless devices (14) in the same ICG; applying common channel groups, CCGs, to wireless devices (14) in the SAS connected sets; and', 'consolidating wireless devices (14) in the same CCGs into a graph vertex; and', 'graph coloring the management connected sets at least in part by:', 'mapping each vertex in the management connected set to a color; and mapping each wireless device (14) in the management connected set to a color.
23. The wireless device (14) of Claim 22, wherein the plurality of constraining factors include a color constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and assumes the wireless device (14) is among several other CBSDs operating in a channel assigned to a color from the graph coloring.
24. The wireless device (14) of Claim 22, wherein the plurality of constraining factors include a worst-case constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and that the
remaining CBSDs of the management connected sets are operating on a same channel of the plurality of channels.
25. A method for a wireless device (14) for channel assignment in a Citizens Broadband Radio Service, CBRS, band, the method comprising:', 'receiving a mapping of one of a plurality of channels in the CBRS band to a wireless device (14), the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) being based on a ranking the plurality of channels in the CBRS band that is based on a predefined maximum power per channel and a predefined maximum transmission power of the wireless device (Block S102).
26. The method of Claim 25, wherein the one of the plurality of channels is in one of a plurality of states based on the ranking, each state indicating whether the predefined maximum power of the wireless device (14) is allowed to be used in each of the plurality of channels.
27. The method of Claim 25, wherein the plurality of states includes:', 'an unrestricted state, the unrestricted state corresponds to a state where a transmission power of the wireless device (14) is allowed to equal the maximum power of the channel;', 'a constrained state, the constrained state corresponds to a state where the transmission power of the wireless device (14) is allowed to equal a power less than the maximum power of the channel;', 'a disabled state, the disabled state corresponds to a state where the transmission power of the wireless device (14) is not allowed to exceed a predefined power limit.
28. The method of any of the preceding claims, wherein the rank defines a plurality of constraining factors indicating a usability of a channel for the wireless device (14), each constraining factor being associated with a value corresponding to a reduction in power from the maximum transmission power of the wireless device (14).
29. The method of Claim 28, wherein the plurality of constraining factors include an individual constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and an only CBSD operating among interference protected entities.
30. The method of Claim 28, wherein the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) is based on:', 'determining sets of management connected sets of wireless devices (14) by: applying interference coordination groups, ICGs, to the wireless devices (14) associated with spectrum access system, SAS, connected sets;', 'removing graph edges between wireless devices (14) in the same ICG; applying common channel groups, CCGs, to wireless devices (14) in the SAS connected sets; and', 'consolidating wireless devices (14) in the same CCGs into a graph vertex; and', 'graph coloring the management connected sets at least in part by:', 'mapping each vertex in the management connected set to a color; and mapping each wireless device (14) in the management connected set to a color.
31. The method of Claim 30, wherein the plurality of constraining factors include a color constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and assumes the wireless device (14) is among several other CBSDs operating in a channel assigned to a color from the graph coloring.
32. The method of Claim 30, wherein the plurality of constraining factors include a worst case constraining factor that assumes the wireless device (14) is a citizens broadband radio service device, CBSD, and that the remaining CBSDs of the management connected sets are operating on a same channel of the plurality of channels.
33. A network node (12) for channel assignment in a Citizens Broadband Radio Service, CBRS, band, the network node (12) comprising:', 'a mapping module (36) configured to map one of a plurality of channels in the CBRS band to a wireless device (14), the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) including:', 'ranking the plurality of channels in the CBRS band based on a predefined maximum power per channel and a predefined maximum transmission power of a wireless device (14).
34. A wireless device (14) for channel assignment in a Citizens Broadband', 'Radio Service, CBRS, band, the wireless device (14) comprising:', 'a receiving module (38) configured to receive a mapping of one of a plurality of channels in the CBRS band to a wireless device (14), the mapping of one of the plurality of channels in the CBRS band to the wireless device (14) being based on a ranking the plurality of channels in the CBRS band that is based on a predefined maximum power per channel and a predefined maximum transmission power of the wireless device (14).']
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SUMMARY
ClaimChart-EP3626007A1-STO
Patent number:EP3626007A1
Claim Chart Type : SEP Claim Chart
Price: 200 €
Note:
The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)
The information in grey was provided by the patent holder
The information in purple was extracted from the FrandAvenue
Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
Family member:related patents or applications that share a common priority or original filing.