Aruba Networks Patent Grants

Access point fit

Granted: September 14, 2021
Patent Number: 11122502
Example systems relate to access point fit. A system may include a processing resource and a memory resource. The memory resource may store machine readable instructions to cause the processing resource to determine a fit for a first client device using a plurality of metrics in response to a scan request from the first client device. The memory resource may further include instructions to cause the processing resource to determine that the fit for the first client device is above a…

Antenna modulation based on attribute of an antenna, radio and/or incumbent transmitter signal

Granted: January 28, 2020
Patent Number: 10547344
Example implementations relate to an antenna. In some examples, a system may comprise a radio, an antenna, and an enforcer. The antenna may be connected to the radio and the antenna may be non-functional until an enabling signal is received. The enforcer may modify the enabling signal in response to a determination whether a utilization of the antenna by the radio is permitted.

Access point beamforming for wireless device

Granted: January 21, 2020
Patent Number: 10542481
In some examples a method includes receiving, with an Access Point (AP), a request from a wireless device to access a network through the AP; determining, with the AP via beamforming of a fixed antenna array of the AP, whether an angle of the wireless device relative to the fixed antenna array is within a first predetermined range; determining, with the AP, whether a received signal strength between the AP and the wireless device is within a second predetermined range; and granting, with…

Arbiter circuit for crossbar

Granted: November 12, 2019
Patent Number: 10476814
An example arbiter circuit for a crossbar may include request circuits corresponding respectively to ingress ports of the crossbar; grant circuits corresponding respectively to egress ports of the crossbar; a request register; and a grant register. Each of the request circuits may be to request a connection between its corresponding ingress port and a target by writing an encoded identifier of the target to the request register. Each of the grant circuits may be to grant a connection…

Wireless medium clearing

Granted: December 25, 2018
Patent Number: 10165598
In some examples, a method can include transmitting, with an Access Point (AP), Request to Send (RTS) frames to a wireless client over a wireless medium; determining, with the AP, whether the medium is reserved by failed RTS frames for the client; and transmitting, with the AP, a frame to clear the medium when it is determined that the medium is reserved by failed RTS frames for the client.

Leak-proof classification for an application session

Granted: July 10, 2018
Patent Number: 10021102
The present disclosure discloses a system and method for classifying an application session for forwarding or refrain from forwarding to a client. Generally, classifying an application session includes: receiving a first request from a client device at a first network device; transmitting, by the first network device, a second request to obtain classification information corresponding to the first request; forwarding, by the first network device, the first request from the client device…

Network deployment

Granted: June 26, 2018
Patent Number: 10009775
Example implementations relate to network deployment of devices. For example, a non-transitory computer readable medium storing instructions executable by a processing resource can determine a plurality of deployment thresholds of a plurality of devices, wherein the plurality of deployment thresholds are associated with a type of the plurality of devices. The instructions can cause the processing resource to monitor deployment data associated with the plurality of devices to identify a…

RF signature-based WLAN identity management

Granted: June 12, 2018
Patent Number: 9998998
MAC addresses provide a way to identify wireless client devices. Some wireless client devices are able to change their MAC addresses. Provided are devices computer-program products, and methods for identifying wireless client devices based on radiofrequency signatures of transmissions from the client devices. In some implementations, one or more wireless frames are received at a network device. In these implementations, a wireless frame is received at two or more antennas. In some…

Intelligent handling of voice calls from mobile voice client devices

Granted: June 12, 2018
Patent Number: 9998947
The present disclosure discloses a method and network device for intelligent handling of voice calls from mobile voice client devices. In some embodiments, the network device detects that a load, corresponding to a plurality of client devices associated with an access point, exceeds a particular threshold value. In some embodiments, the network device detects that a call quality for a current ongoing call, corresponding to a first client device associated with an access point, is below a…

Access control through dynamic grouping

Granted: June 5, 2018
Patent Number: 9992202
Certain aspects and features of the present disclosure relate to providing access control using groups that can be dynamically controlled by group owners, such access control hereinafter referred to as group access control. Group access control can be used to control the transmission of packets on a network layer, or for other access control. A network administrator can provide users with permissions, such as using user roles. Users can then establish groups to share permissions with…

Use of link layer discovery protocol-media endpoint discovery to avoid false legacy powered device detection in power over ethernet systems and networks

Granted: June 5, 2018
Patent Number: 9990020
Described herein are systems, devices, techniques and products for minimizing disruption to network systems due to false detection of a Power over Ethernet (PoE) Power Sourcing Equipment (PSE) as a Powered Device (PD). The disclosed systems, devices, techniques and products provide a way for a PSE to identify itself and avoid being detected as a legacy PD. The disclosed systems, devices, techniques and products further provide a way for a PSE to identify devices that do not require power…

Balancing load across radio frequency channels

Granted: May 22, 2018
Patent Number: 9980174
The present disclosure discloses a network device and method for advertising channel load. The disclosed network device aggregates a number of clients that are associated with the network device on a specific wireless communication channel, and advertises the aggregated number to a client on the specific wireless communication channel. Further, the network device can receive aggregated load information on the specific wireless communication channel from another management network device,…

Assigning a subset of access points in a wireless network to a high priority

Granted: May 15, 2018
Patent Number: 9974043
Example method includes: determining, by a network device, a plurality of client devices' locations within a wireless network; assigning the plurality of client devices into a number of clusters; calculating an original cluster centroid location for each cluster of client devices; calculating an average distance between each client device in a particular cluster and the original cluster centroid location for the particular cluster; iteratively adjusting the number of clusters and…

Selection of anchor controllers for access points within a network environment

Granted: May 15, 2018
Patent Number: 9973987
According to one embodiment of the invention, a non-transitory computer readable medium for improving the scalability and redundancy of a wireless communications network. One embodiment of the non-transitory computer readable medium comprises instructions that select a first controller for controlling a configuration of a first access point and a second access point, detect a particular event and, responsive to detecting the particular event, select a second controller for controlling…

Auto provisioning of bulk access points

Granted: May 15, 2018
Patent Number: 9973467
Provided are devices, computer-program products, and methods (e.g., methods implemented by a network device), for automatic provisioning of an access point. In some implementations, a network device may receive a request for provisioning information. In some implementations, a group name is determined. In these implementations, the group name may be determined using information provided in the request. In some implementations, provisioning information is selected. In these…

Method and system for adaptive cell size management

Granted: April 24, 2018
Patent Number: 9955432
The present disclosure discloses a method and system for adaptive cell size management. The system can determine a minimum SNR value and one or more current environmental factors for a particular environment. Also, the system dynamically determines a minimum signal strength value for receiving wireless signals based on the minimum SNR value and the one or more current environmental factors, and configures a network device to receive signals with the minimum signal strength value.…

System and methods for enabling simultaneous transmit and receive in the same WiFi band within a device

Granted: April 24, 2018
Patent Number: 9954604
Disclosed herein, one embodiment of the disclosure is directed to a system, apparatus, and method for enabling simultaneous transmit and receive in the same Wi-Fi band within a device by first obtaining a first information corresponding to a first set of signals to be transmitted wirelessly by a first antenna of a first device and transmitting, by the first antenna of the first device, the first set of signals. Then, a second set of signals comprising: (a) the first set of signals…

Method and system for client association management based on estimated session duration

Granted: April 3, 2018
Patent Number: 9936028
The present disclosure discloses a method and a network device for client association management based on estimated session duration. Specifically, a network device determines that a client device is on an active session. The client device is associated with a first access point of a plurality of access points. The network then estimates a remaining duration of the active session to obtain an estimated remaining duration. Responsive at least to the estimated remaining duration of the…

Infrastructure-assisted client management using synthesized beacon reports

Granted: April 3, 2018
Patent Number: 9936441
Infrastructure-based client management uses synthesized beacon reports to effect client association with APs in a wireless digital network. Beacon reports are synthesized by having a plurality of APs in the network collect client reports and send those reports to a report process on the network. The report process accumulates client reports from the plurality of APs and selects one or more candidate APs to support a client. Selection may be made on reported SNR, AP loading, channel…

Method and apparatus for inferring wireless scan information without performing scanning or performing limited scanning

Granted: April 3, 2018
Patent Number: 9936391
According to one embodiment of the invention, a non-transitory computer readable medium comprising instructions which, when executed by one or more hardware processors, cause performance of operations comprising entering, by a first access point associated with a wireless network, a first mode for collecting network data from one or more access points associated with the wireless network, entering, by the first access point, a second mode for transmitting data to and from one or more…