Random access for wireless communication network
There is disclosed a method of operating a wireless device for a wireless communication network. The method includes transmitting a random access preamble on a frequency resource, wherein the location of the frequency resource is based on a reception characteristic of reference signaling received by the wireless device. The disclosure also pertains to related devices and methods.
1 . A method of operating a wireless device for a wireless communication network, the method comprising:
transmitting a random access preamble on a frequency resource, a location of the frequency resource being based on a reception characteristic of reference signaling received by the wireless device, the preamble being from a wireless device-selectable set of preambles and being selected for transmission from the wireless device-selectable set of preambles based on reception characteristics of the reference signaling received by the wireless device.
2 . The method according to claim 1 , wherein the frequency resource is a resource of one of a first set of resources and a second set of resources.
3 . The method according to claim 1 , wherein the location of the frequency resource is central or at the edge of a bandwidth.
4 . The method according to claim 1 , wherein the preamble is based on the location of the frequency resource.
5 . The method according to claim 1 , wherein the reference signaling is synchronisation signaling.
6 . A wireless device for a wireless communication network, the wireless device configured to:
transmit a random access preamble on a frequency resource, a location of the frequency resource being based on a reception characteristic of reference signaling received by the wireless device, the preamble being from a wireless device-selectable set of preambles and being selected for transmission from the wireless device-selectable set of preambles based on reception characteristics of the reference signaling received by the wireless device.
7 . The wireless device according to claim 6 , wherein the frequency resource is a resource of one of a first set of resources and a second set of resources.
8 . The wireless device according to claim 6 , wherein the location of the frequency resource is central or at the edge of a bandwidth.
9 . The wireless device according to claim 6 , wherein the preamble is based on the location of the frequency resource.
10 . The wireless device according to claim 6 , wherein the reference signaling is synchronisation signaling.
11 . A method of operating a network node for a wireless communication network, the method comprising:
receiving a random access preamble on a frequency resource, a location of the frequency resource being based on a reception characteristic of reference signaling received by a wireless device, the preamble being from a wireless device-selectable set of preambles and being selected for transmission from the wireless device-selectable set of preambles based on reception characteristics of the reference signaling received by the wireless device.
12 . The method according to claim 11 , wherein the frequency resource is a resource of one of a first set of resources and a second set of resources.
13 . The method according to claim 11 , wherein the location of the frequency resource is central or at the edge of a bandwidth.
14 . The method according to claim 11 , wherein the preamble is based on the location of the frequency resource.
15 . The method according to claim 11 , wherein the reference signaling is synchronisation signaling.
16 . A network node for a wireless communication network, the network node configured to:
receive a random access preamble on a frequency resource, a location of the frequency resource being based on a reception characteristic of reference signaling received by a wireless device, the preamble being from a wireless device-selectable set of preambles and being selected for transmission from the wireless device-selectable set of preambles based on reception characteristics of the reference signaling received by the wireless device.
17 . The network node according to claim 16 , wherein the frequency resource is a resource of one of a first set of resources and a second set of resources.
18 . The network node according to claim 16 , wherein the location of the frequency resource is central or at the edge of a bandwidth.
19 . The network node according to claim 16 , wherein the preamble is based on the location of the frequency resource.
20 . A non-transitory computer storage medium storing a computer program comprising instructions causing processing circuitry to one or both control and perform a method, the method comprising:
transmitting a random access preamble on a frequency resource, a location of the frequency resource being based on a reception characteristic of reference signaling received by a wireless device, the preamble being from a wireless device-selectable set of preambles and being selected for transmission from the wireless device-selectable set of preambles based on reception characteristics of the reference signaling received by the wireless device.