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Patent No. 6725510

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Assignee: Cortina Systems, Inc.


Location: Sunnyvale, CA
No. of patents: 12

NumberTitleIssue Date
8184686System and method for recovering data received over a communication channel
According to a first aspect, there is provided a circuit for recovering data received over a communication channel. The circuit includes an adaptive equalizer operable to remove ISI (intersymbol interference) from a received signal and a timing recovery circuit oper...
05/22/2012
8135972Data interface power consumption control
Apparatus and techniques relating to data interface power consumption control are disclosed. Components of a data transfer module may be selectively moved between their normal operating states and reduced power states at times when the data transfer module is not to...
03/13/2012
8095846Data coding apparatus and methods
Data encoding apparatus and methods are disclosed. A Cyclic Redundancy Check (CRC) coding module is selected, from a plurality of different CRC coding modules, for coding a block of information. A generic coder, which is configurable to perform CRC coding based on a...
01/10/2012
7933283Shared memory management
Shared memory management apparatus and techniques are disclosed. A shared memory provides queues for storing communication traffic that is to be scheduled for transmission. Based on amounts of communication traffic stored in the queues, a determination is made as to...
04/26/2011
7929532Selective multicast traffic shaping
A method and integrated hardware system for multicast transmission shaping in EPONs which employs a selective multicast algorithm that significantly reduces the complexity of traffic shaping for multicast traffic. Unlike prior art methods, my method exploits the bro...
04/19/2011
7912161Method and apparatus for layer 1 / layer 2 convergence declaration for an adaptive equalizer
A novel method and apparatus is disclosed, that embeds with, or otherwise makes available to an adaptive equalizer, suitable for use in IEEE 1OG-LRM standard compliant receivers, digital logic that monitors some of the Layer 1 and preferably some of the Layer 2 proc...
03/22/2011
7848474Signal timing phase selection and timing acquisition apparatus and techniques
Signal timing phase selection and timing acquisition apparatus and techniques are disclosed. A timing phase that is most closely aligned with a phase of information carried by a received signal is selected from a plurality of timing phases. The selected timing phase...
12/07/2010
7860121Forwarding loop prevention apparatus and methods
Forwarding loop prevention apparatus and methods are provided. After a communication traffic block such as a packet is received, a determination is made as to whether the packet is to be broadcasted to a number of communication devices. If the packet is to be broadc...
12/28/2010
7852843Apparatus and method for layer-2 to layer-7 search engine for high speed network application
High-speed networking application equipments with a layer-2 to layer-7 hardware search engine and method are with flexibility and performance improvement. The multi-layer switches/routers, network address translation (NAT) gateway, firewall/VPN router and network at...
12/14/2010
7564852Intelligent bandwidth allocation for ethernet passive optical networks
A method and integrated hardware system for dynamic bandwidth allocation in EPONs which—in sharp contrast to the prior art—provides superior upstream transmission characteristics including QoS considerations consistent with any Service Level Agreement that exist...
07/21/2009
7519750Linear burst mode synchronizer for passive optical networks
The present invention discloses a host receiver synchronizer for passive optical networks, and in particular a burst clock data recovery circuit in a host receiver in a bursty asynchronous communication system having a non-data preamble of less than 250 ns, for reco...
04/14/2009
7317733Apparatus, system, and method for protocol conversion in transceiver modules
A transceiver module includes a protocol converter for converting between the data protocol of a host and a network. In one embodiment the module performs protocol conversion between a TDM data protocol of an external network and a gigabit Ethernet data protocol of ...
01/08/2008
 
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