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Al-Banna

Ayham Al-Banna, Darien, IL US

Patent application numberDescriptionPublished
20090113503METHOD AND SYSTEM FOR ALLOCATING BANDWIDTH BASED ON TRANSMISSION POWER OF DEVICES TRANSMITTING OVER COMMUNICATION CHANNELS IN A NETWORK - A method performed by a central network device, such as a network edge device, or a CMTS, determines whether some of a plurality of user devices coupled to a communication device are transmitting at substantially their respective maximum power output level over a given channel. If the central device determines that some of the devices are operating at near their maximum output level (“power pegged,) the central device searches for another channel that can carry the traffic of the power pegged devices at reduced data rate. If another channel can accommodate transmission of signals of the power pegged device, the central device instructs the power pegged devices to tune to the new channel at a reduced data rate compared to the data rate of the current channel.04-30-2009
20090262644INTELLIGENT TRAFFIC OPTIMIZER - Bandwidth is assigned to subscribers of a data network by applying logic of one or more network devices to sample bits of information communicated over a network communication medium to identify if there is a network congestion condition or an extremely lightly loaded condition. The maximum bandwidth assigned to a subscriber is below a normative maximum bandwidth assigned to the subscriber if the network is congested and the logic of the one or more network devices identifies the subscriber as a heavy bandwidth user. The maximum bandwidth assigned to a subscriber is above the normative maximum bandwidth if the network is extremely lightly loaded and the subscriber is a heavy bandwidth user.10-22-2009
20090285233MULTI-SERVICE PHY BOX - A data communication system includes multiple Media Access Control (MAC) units, multiple physical layer (PHY) interface units, and logic to communicate between the MAC units and the PHY units using a single tunneling protocol over Internet Protocol (IP).11-19-2009
20100322420Duplicate Address Detection Proxy in Edge Devices - Methods, systems, and apparatus used to provide duplicate address detection in edge devices. Edge devices can include CMTS devices or DSLAMs where network nodes are not allowed to communicate with each other directly. Duplicate address detection proxies can provide duplicate address protection for network devices and can avoid the issue of broadcasting node advertisement messages to all of the devices connected to a particular downstream link.12-23-2010
20110096819ESTIMATING SYSTEM AND TRAFFIC DATA IN A DOCSIS SYSTEM - Methods for computing system data (e.g., the number of CMs per DS-SG or US-SG) and traffic data (e.g., the number of online CMs, the number of active CMs, the percentage of time a CM is online, the percentage of time a CM is active, and the concurrency of CMs) in a DOCSIS system are disclosed.04-28-2011

Patent applications by Ayham Al-Banna, Darien, IL US

Ayham Al-Banna, Orland Park, IL US

Patent application numberDescriptionPublished
20120106616ADAPTIVE EQUALIZATION IN THE PRESENCE OF BURST ERRORS - Methods for providing adaptive equalization in the presence of a burst error are provided. If an equalization algorithm has converged and burst errors are present during a symbol interval, the equalizer coefficients remain unchanged during the symbol interval. If the burst error is no longer present during the next symbol interval, the equalizer coefficients are updated based on the previously converged coefficients.05-03-2012

Ayham Al-Banna, Orlando Park, IL US

Patent application numberDescriptionPublished
20120121049INITIAL PHASE ESTIMATOR TO ACCELERATE CARRIER PHASE RECOVERY - Methods for accelerating a fine carrier phase and frequency offset recovery algorithm in a receiver of a communication system are provided. More specifically, a method for estimating and compensating for an initial phase offset of a received signal provided. Computing an initial phase shift and compensating for it can reduce the time needed to provide fine estimation and compensation for carrier phase and frequency offset. Furthermore, computing an initial phase shift and compensating for it also can improve system performance by reducing the non-linearity that otherwise would be introduced into the system by fine carrier phase and frequency offset algorithms.05-17-2012