US2023180104A1PendingUtilityA1

Fine grained access barring of aggressive cellular devices

Assignee: AT & T IP I LPPriority: Feb 19, 2021Filed: Jan 30, 2023Published: Jun 8, 2023
Est. expiryFeb 19, 2041(~14.6 yrs left)· nominal 20-yr term from priority
Inventors:Yaron Koral
H04W 48/06
69
PatentIndex Score
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Claims

Abstract

Fine grained access barring of aggressive cellular devices is provided. A method can include detecting, by a system comprising a processor, a frequency of signaling events transmitted by network equipment operating as part of a communication network; in response to the frequency of the signaling events transmitted by the network equipment being determined to be greater than a frequency threshold, altering, by the system, an access class of the network equipment from a first access class to a second access class that is different from the first access class, wherein the second access class is reserved via the communication network; and in response to the access class of the network equipment being altered to the second access class, causing, by the system, a base station serving the network equipment to deny at least a portion of network access requests transmitted by the network equipment to the base station.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
         1 . A method, comprising:
 in response to a frequency of signaling events transmitted by a network device being determined to be greater than a frequency threshold, altering, by a system comprising a processor, an access class of the network device from a first access class to a second access class that is different from the first access class, wherein the second access class is reserved via a communication network in which the network device operates; and   in response to the frequency of the signaling events transmitted by the network device being determined to have dropped below the frequency threshold, returning, by the system, the network device to the first access class from the second access class.   
     
     
         2 . The method of  claim 1 , further comprising:
 in response to the access class of the network device being altered to the second access class, causing, by the system, a base station serving the network device to deny at least a portion of network access requests transmitted by the network device to the base station.   
     
     
         3 . The method of  claim 2 , further comprising:
 determining, by the system, pattern data representative of a network usage pattern associated with the base station serving the network device; and   setting, by the system, the frequency threshold based on the network usage pattern.   
     
     
         4 . The method of  claim 2 , wherein the causing comprises causing the base station to deny respective ones of the network access requests that are transmitted by the network device to the base station within a threshold time of a first network access request. 
     
     
         5 . The method of  claim 4 , further comprising:
 assigning, by the system, the threshold time based on a number of network devices served by the base station that are associated with the second access class.   
     
     
         6 . The method of  claim 1 , further comprising:
 in response to the altering of the network device from the first access class to the second access class, storing, by the system, the first access class of the network device in a repository, wherein the returning of the network device to the first access class comprises recalling the first access class from the repository.   
     
     
         7 . The method of  claim 1 , further comprising:
 in response to the access class of the network device being altered to the second access class, causing, by the system, a base station serving the network device to delay processing of network access requests, transmitted by the network device to the base station, by a processing delay value.   
     
     
         8 . The method of  claim 7 , further comprising:
 causing, by the system, the base station to increase the processing delay value in response to receiving respective ones of the network access requests while the network device is associated with the second access class.   
     
     
         9 . The method of  claim 1 , further comprising:
 determining, by the system, the frequency threshold based on a type of the network device.   
     
     
         10 . A system, comprising:
 a processor; and   a memory that stores executable instructions that, when executed by the processor, facilitate performance of operations, comprising:
 causing an access class of a user equipment to be altered from a first access class to a second access class, distinct from the first access class, in response to a frequency of signaling events transmitted by the user equipment being determined to be greater than a frequency threshold, wherein the second access class is reserved by network equipment associated with a communication network via which the user equipment is authorized to communicate; and 
 in response to the frequency of the signaling events being determined to have dropped below the frequency threshold, causing the access class of the user equipment to be returned to the first access class from the second access class. 
   
     
     
         11 . The system of  claim 10 , wherein the operations further comprise:
 in response to the access class of the user equipment being altered to the second access class, causing a base station serving the user equipment to deny at least a portion of access requests conveyed by the user equipment to the base station.   
     
     
         12 . The system of  claim 11 , wherein the operations further comprise:
 setting a time threshold for the base station based on a number of devices, comprising the user equipment, served by the base station that are associated with the second access class, wherein the causing of the base station to deny at least the portion of the access requests comprises causing the base station to deny any of the access requests that are conveyed by the user equipment to the base station within less than the time threshold from conveying a first access request of the access requests.   
     
     
         13 . The system of  claim 11 , wherein the base station comprises the system. 
     
     
         14 . The system of  claim 10 , wherein the operations further comprise:
 in response to the access class of the user equipment being altered to the second access class, causing a base station serving the user equipment to delay responding to access requests, conveyed by the user equipment to the base station, by a time interval.   
     
     
         15 . The system of  claim 14 , wherein the operations further comprise:
 increasing the time interval in response to the base station receiving an access request, of the access requests, from the user equipment while the access class of the user equipment is the second access class.   
     
     
         16 . A non-transitory machine-readable medium, comprising executable instructions that, when executed by a processor, facilitate performance of operations, comprising:
 replacing a first access class associated with a network device, served by a communication network, with a second access class that is different from the first access class based on a signaling frequency associated with the network device being greater than a threshold, wherein the second access class is reserved via the communication network; and   based on the signaling frequency of the network device returning to less than the threshold, replacing the second access class associated with the network device with the first access class.   
     
     
         17 . The non-transitory machine-readable medium of  claim 16 , wherein the operations further comprise:
 instructing a base station serving the network device to deny a network access request transmitted by the network device to the base station based on the network device being associated with the second access class.   
     
     
         18 . The non-transitory machine-readable medium of  claim 17 , wherein the operations further comprise:
 based on the network device being associated with the second access class, instructing the base station to deny respective ones of network access requests, comprising the network access request, that are transmitted by the network device to the base station within a threshold time of a first network access request of the network access requests.   
     
     
         19 . The non-transitory machine-readable medium of  claim 16 , wherein the operations further comprise:
 based on the network device being associated with the second access class, instructing a base station serving the network device to apply a time delay to processing of network access requests transmitted by the network device to the base station.   
     
     
         20 . The non-transitory machine-readable medium of  claim 19 , wherein the operations further comprise:
 instructing the base station to increase the time delay for each network access request, of the network access requests, transmitted by the network device to the base station while the network device is associated with the second access class.

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