Initial access configuration for coexistence of multiple wireless communication systems

Abstract

Systems and techniques and machine-readable storage media for initial access configuration for coexistence of multiple wireless communication systems are provided. In one embodiment, a method comprises: determining, by a base station device comprising a processor, a capability of a mobile device configured to operate according to a first communication protocol; and selecting, by the base station device, a numerology of numerologies for transmission of information from the base station device in a subframe of a frame, wherein the frame is associated with communications in accordance with the first communication protocol, wherein the selecting is based on the capability, wherein the numerologies are distinct combinations of frequency subcarrier spacing for synchronization signal blocks and placement locations of the synchronization signal blocks, and wherein the synchronization signal blocks are provided for initial access to a second communication protocol.

What is claimed is: 
     
         1 . A method, comprising:
 determining, by a control system comprising a processor, a capability of a device configured to operate according to a communication protocol; and   selecting, by the control system, a numerology of a group of numerologies for transmission of information from a base station in a subframe of a frame, wherein a type of the subframe of the frame is identified from a group of types of subframes indicating that the subframe is a downlink subframe, indicating whether the device comprises a multicast-broadcast single-frequency network subframe capability, and indicating whether the device comprises a discovery signal measurement capability.   
     
     
         2 . The method of  claim 1 , wherein determining the capability of the device comprises determining that the device comprises the multicast-broadcast single-frequency network subframe capability. 
     
     
         3 . The method of  claim 2 , wherein determining the capability of the device further comprises determining that the device comprises the discovery signal measurement capability. 
     
     
         4 . The method of  claim 1 , wherein the selecting is based on making a joint determination that:
 the device does not comprise the multicast-broadcast single-frequency network subframe capability and does not comprise the discovery signal measurement capability, wherein the numerology, from the group of numerologies, is for transmission of information from the control system in the subframe of the frame, and wherein the device comprises the multicast-broadcast single-frequency network subframe capability and does not comprise the discovery signal measurement capability.   
     
     
         5 . The method of  claim 1 , wherein a first numerology of the group of numerologies comprises 30 kilohertz synchronization signal block spacing, wherein a synchronization signal block is located on third and fourth symbols of a slot. 
     
     
         6 . The method of  claim 5 , wherein a second numerology of the group of numerologies comprises 15 kilohertz synchronization signal block spacing. 
     
     
         7 . The method of  claim 1 , wherein the selecting is based on a joint determination that:
 the device does comprise the multicast-broadcast single-frequency network subframe capability and the device does comprise the discovery signal measurement capability, wherein the numerology selected comprises a first numerology, or   the device does not comprise the multicast-broadcast single-frequency network subframe capability and does comprise the discovery signal measurement capability, wherein the numerology selected comprises a second numerology, and wherein the first numerology is distinct from the second numerology.   
     
     
         8 . The method of  claim 7 , wherein the first numerology comprises 30 kilohertz synchronization signal block spacing, wherein a synchronization signal block is located on symbols of the subframe not containing cell specific reference signals. 
     
     
         9 . The method of  claim 8 , wherein the second numerology comprises 15 kilohertz synchronization signal block spacing. 
     
     
         10 . An apparatus, comprising:
 a processor; and   a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising:
 determining a capability of a device configured to operate according to a communication protocol; and 
 selecting a numerology of a group of numerologies for transmission of information from a base station in a subframe of a frame, wherein a type of the subframe of the frame is identified from a group of types of subframes indicating that the subframe is a downlink subframe, indicating whether the device comprises a multicast-broadcast single-frequency network subframe capability, and indicating whether the device comprises a discovery signal measurement capability. 
   
     
     
         11 . The apparatus of  claim 10 , wherein the determining comprises determining that the device comprises a multicast-broadcast single-frequency network subframe capability and a discovery signal measurement capability. 
     
     
         12 . The apparatus of  claim 10 , wherein the selecting is based on a joint determination that: the device does not comprise the multicast-broadcast single-frequency network subframe capability and does not comprise the discovery signal measurement capability, and wherein the numerology comprises a first numerology, or
 the device comprises the multicast-broadcast single-frequency network subframe capability and does not comprise the discovery signal measurement capability, and wherein the numerology selected comprises a second numerology distinct from the first numerology.   
     
     
         13 . The apparatus of  claim 12 , wherein the first numerology comprises a first defined frequency subcarrier spacing for a synchronization signal block, wherein the synchronization signal block is located on first defined symbols of the subframe of a frame, and wherein a bandwidth for the transmission of the subframe comprises at least a first defined amount of bandwidth. 
     
     
         14 . The apparatus of  claim 13 , wherein the second numerology comprises a second defined frequency subcarrier spacing for the synchronization signal block, and wherein the bandwidth for the transmission of the subframe comprises at least a second defined amount of bandwidth. 
     
     
         15 . The apparatus of  claim 10 , wherein the selecting is based on a joint determination that:
 the device does comprise the multicast-broadcast single-frequency network subframe capability and that the device does comprise the discovery signal measurement capability, wherein the numerology selected comprises a first numerology, or   the device does not comprise the multicast-broadcast single-frequency network subframe capability and does comprise the discovery signal measurement capability, wherein the numerology selected comprises a second numerology, and wherein the first numerology is distinct from the second numerology.   
     
     
         16 . The apparatus of  claim 15 , wherein the first numerology comprises a first defined frequency subcarrier spacing for a synchronization signal block, wherein the synchronization signal block is located on symbols of the subframe not containing cell specific reference signals (CRS), and wherein a bandwidth for the transmission of the subframe comprises at least a first defined amount of bandwidth. 
     
     
         17 . The apparatus of  claim 16 , wherein the second numerology comprises a second defined frequency subcarrier spacing for the synchronization signal block, and wherein the bandwidth for the transmission of the subframe comprises at least a second defined amount of bandwidth. 
     
     
         18 . A non-transitory machine-readable medium, comprising executable instructions that, when executed by a processor of a user equipment, facilitate performance of operations, comprising:
 determining a capability of a device configured to operate according to a first communication protocol; and   selecting a numerology of a group of numerologies for transmission of information from a base station in a subframe of a frame, wherein a type of the subframe of the frame is identified from a group of types of subframes indicating that the subframe is a downlink subframe, indicating whether the device comprises a multicast-broadcast single-frequency network subframe capability, and indicating whether the device comprises a discovery signal measurement capability.   
     
     
         19 . The non-transitory machine-readable medium of  claim 18 , wherein the single subframe is time division multiplexed between transmissions of the first communication protocol and a second communication protocol. 
     
     
         20 . The non-transitory machine-readable medium of  claim 18 , wherein the single subframe is frequency division multiplexed between transmissions of the first communication protocol and a second communication protocol.