Resource Mapping Based on Bandwidth Part

Abstract

There is disclosed a method of operating a user equipment in a radio access network, the user equipment being configured with a set of bandwidth parts, the user equipment being operable for communicating utilising an activated bandwidth part of the set of bandwidth part.

1 . A method of operating a user equipment in a radio access network, the user equipment being configured with a set of bandwidth parts, the user equipment being operable for communicating utilising an activated bandwidth part of the set of bandwidth parts;
 wherein the set of bandwidth parts comprises a first bandwidth part and a second bandwidth part, the first bandwidth part of the set being associated to a first set of characteristics, the second bandwidth part of the set being associated to a second set of characteristics;   wherein further the first set of characteristics and the second set of characteristics comprise at least one characteristic different between the first set and the second set of characteristics;   wherein the user equipment further operates with a common search space for control signaling, the common search space being included in the first bandwidth part and the second bandwidth part;   the method comprising receiving control signaling in the common search space based on the first set of characteristics while the second bandwidth part is activated.   
     
     
         2 . A method of operating a network node in a radio access network, the method comprising configuring a user equipment with a set of bandwidth parts, the user equipment being operable for communicating utilising an activated bandwidth part of the set of bandwidth parts;
 wherein the set of bandwidth parts comprises a first bandwidth part and a second bandwidth part, the first bandwidth part of the set being associated to a first set of characteristics, the second bandwidth part of the set being associated to a second set of characteristics;   wherein further the first set of characteristics and the second set of characteristics comprise at least one characteristic different between the first set and the second set of characteristics;   wherein the user equipment is configured to operate with a common search space for control signaling, the common search space being included in the first bandwidth part and the second bandwidth part;   the method comprising transmitting control signaling in the common search space based on the first set of characteristics while the user equipment is active on the second bandwidth part.   
     
     
         3 . A user equipment for a radio access network, the user equipment being adapted for being configured with a set of bandwidth parts, the user equipment being operable for communicating utilising an activated bandwidth part of the set of bandwidth parts;
 wherein the set of bandwidth parts comprises a first bandwidth part and a second bandwidth part, the first bandwidth part of the set being associated to a first set of characteristics, the second bandwidth part of the set being associated to a second set of characteristics;   wherein further the first set of characteristics and the second set of characteristics comprise at least one characteristic different between the first set and the second set of characteristics;   wherein the user equipment further is adapted to operate with a common search space for control signaling, the common search space being included in the first bandwidth part and the second bandwidth part;   wherein the user equipment comprises radio circuitry and processing circuitry whereby the user equipment is configured to receive control signaling in the common search space based on the first set of characteristics while the second bandwidth part is activated.   
     
     
         4 . The user equipment according to  claim 3 , wherein a frequency domain extension of the common search space is included in the first bandwidth part and the second bandwidth part. 
     
     
         5 . The user equipment according to  claim 3 , wherein the at least one characteristic corresponds to a scrambling code and/or identifier and/or numerology and/or spreading code and/or modulation and/or coding scheme. 
     
     
         6 . The user equipment according to  claim 3 , wherein the second bandwidth part comprises the first bandwidth part. 
     
     
         7 . The user equipment according to  claim 3 , wherein the first bandwidth part is a default bandwidth part or initial bandwidth part. 
     
     
         8 . The user equipment according to  claim 3 , wherein the at least one characteristic influences error decoding. 
     
     
         9 . The user equipment according to  claim 3 , wherein the control signaling comprises a bit field indicating a resource allocation. 
     
     
         10 . The user equipment according to  claim 9 , wherein the bit field is mapped to a resource structure according to the first bandwidth part. 
     
     
         11 . The user equipment according to  claim 9 , wherein the resource allocation pertains to signaling to be received by the user equipment. 
     
     
         12 . The user equipment according to  claim 3 , wherein the user equipment is configured to receive control signaling in the common search space based on the first set of characteristics while the second bandwidth part is activated, by demodulating and/or decoding the control signaling in the common search space based on the first set of characteristics while the second bandwidth part is activated. 
     
     
         13 . The user equipment according to  claim 3 , wherein the user equipment is configured to receive control signaling in the common search space based on the first set of characteristics, rather than based on the second set of characteristics, while the second bandwidth part is activated. 
     
     
         14 . A network node for a radio access network, the network node being adapted for configuring a user equipment with a set of bandwidth parts, the user equipment being operable for communicating utilising an activated bandwidth part of the set of bandwidth parts;
 wherein the set of bandwidth parts comprises a first bandwidth part and a second bandwidth part, the first bandwidth part of the set being associated to a first set of characteristics, the second bandwidth part of the set being associated to a second set of characteristics;   wherein further the first set of characteristics and the second set of characteristics comprise at least one characteristic different between the first set and the second set of characteristics;   wherein the user equipment is configured to operate with a common search space for control signaling, the common search space being included in the first bandwidth part and the second bandwidth part;   the network node comprising radio circuitry and processing circuitry whereby the network node is configured transmit control signaling in the common search space based on the first set of characteristics while the user equipment is active on the second bandwidth part.   
     
     
         15 . The network node according to  claim 14 , wherein a frequency domain extension of the common search space is included in the first bandwidth part and the second bandwidth part. 
     
     
         16 . The network node according to  claim 14 , wherein the at least one characteristic corresponds to a scrambling code and/or identifier and/or numerology and/or spreading code and/or modulation and/or coding scheme. 
     
     
         17 . The network node according to  claim 14 , wherein the second bandwidth part comprises the first bandwidth part. 
     
     
         18 . The network node according to  claim 14 , wherein the first bandwidth part is a default bandwidth part or initial bandwidth part. 
     
     
         19 . The network node according to  claim 14 , wherein the at least one characteristic influences error decoding. 
     
     
         20 . The network node according to  claim 14 , wherein the control signaling comprises a bit field indicating a resource allocation. 
     
     
         21 . The network node according to  claim 20 , wherein the bit field is mapped to a resource structure according to the first bandwidth part. 
     
     
         22 . The network node according to  claim 20 , wherein the resource allocation pertains to signaling to be received by the user equipment.