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Class 398/58 - Optical local area network (LAN)


Subclass of Class 398 - Optical communications
Definition: Subject matter wherein multiple optical stations are
No. of patents: 313
Last issue date: 05/29/2012


1                
NumberTitleIssue Date
8190026Gigabit passive optical network transmission convergence extension for next generation access
An apparatus including a data framer and an optical transmitter. The data framer is used to frame a data stream into a plurality of frames, each of the frames includes a plurality of fields sized to align the frames with a word boundary greater than or equal to four...
05/29/2012
8180219Providing signal reachability information to a network
In particular embodiments, providing signal reachability information to a network includes establishing signal reachability information at a network node of the network. The signal reachability information describes attributes that affect reachability of an optical ...
05/15/2012
RE43340Method for operating an ethernet optical area network (“EOAN”) over one or more metropolitan areas
An Ethernet Optical Area Network (EOAN) system, and methods for implementing and using such an EOAN system, are disclosed. The EOAN system may be used to improve the speed and reliability of data communications networks for small to medium-sized companies in metropo...
05/01/2012
8121479Optical network terminal management and control interface (OMCI) containing a description of the OMCI
A network component is disclosed that includes a memory comprising a data structure comprising an optical network terminal management and control interface (OMCI) comprising a plurality of managed entities (MEs), wherein one of the MEs is a description of the OMCI. ...
02/21/2012
8068731Dynamic bandwidth allocation method of Ethernet passive optical network
A dynamic bandwidth allocation method of an Ethernet passive optical network, comprises a predictor and a rule of QoS-promoted dynamic bandwidth allocation (PQ-DBA); the predictor predicts a client behavior and numbers of various kinds of packets by using a pipeline...
11/29/2011
8036530Method and system for transporting DOCSIS communication signals over a passive optical network
A translation agent adapts DOCSIS information, primarily QoS information, for transmission over a PON. The agent places into an IP address field of a DHCP message the MAC address of an ONU associated with a CPE device attempting to register with a CMTS. The translat...
10/11/2011
7953324System and method for data synchronization in passive optical networks
System and method for data synchronization in Passive Optical Networks. According to an embodiment, the present invention provides a method for providing upstream data synchronization in an optical communication network. The method includes sending data from an Opti...
05/31/2011
7949255System, device and method for transporting signals through passive optical network
A system for transporting signals through PON, including a device for transporting optical network signals and a device for transporting optical line signals, wherein: the device for transporting optical network signals is adapted to map upstream optical signals wit...
05/24/2011
7822343Transport frame architecture for multi-rate service, multiplexing apparatus for processing the transport frame and method for transmitting it
The present research relates to s a transmission frame structure supporting a data service and a circuit service of diverse bands in a Synchronous Optical Network (SONET)/Synchronous Digital Hierarchy (SDH) network. This research provides a transmission frame struct...
10/26/2010
7787770Methods for co-modelling and analyzing packet networks operating over optical networks
A method is provided for co-modelling and analyzing a packet network operating over an optical network. The method includes co-modelling the packet network and the optical network by generating a basic packet capacity based on a simulated packet network comprising p...
08/31/2010
7734177System, method and terminal processing apparatus for optical fiber transmission
Disclosed by the present invention is a system and method for optical fiber transmission. The switching portion of the present invention adopts the single-layered integrated switching technology so as to ensure a relatively simple and easy maintenance compared with ...
06/08/2010
7715714Laser power grid
A laser power grid for operation with data networks employs WDM and incorporates wavelength addressing. The laser power grid (100) includes a laser power supply station (110) comprising a plurality of continuous-work laser sources (112, 114, 115, 11...
05/11/2010
7715713Method and apparatus for providing multiple optical channel protection switching mechanisms in optical rings
A technique for allocating protection-switching mechanisms operates on a per wavelength basis. This allows a designer of an optical network to select a particular protection switching mechanism for a given traffic type, which is usually specific to a particular wave...
05/11/2010
7706687Automatic provisioning of network services based on user application requirements
A system, device, and method for managing connection quality in an optical communication system ascertains high-level communication requirements and non-requirements of the network user, determines a set of lower level communication services for the network user bas...
04/27/2010
7693422Constraint-based design of optical transmission systems
Techniques are disclosed for designing optical transmission systems that efficiently compute cost-optimal configurations under one or more constraints. For example, in one aspect of the present invention, a technique for designing an optical transmission system comp...
04/06/2010
7689121Method and device for surveillance of optical connection paths for a transparent optical network
An optical connection path surveillance device for a transparent optical network includes analysis means (80, 81) adapted to detect node signatures carried by an optical signal in transit at a point of said network, each node signature including information u...
03/30/2010
7664397Optical network system
An optical network system enabling confirmation of connection and tracking of wavelength paths at a high speed and a low cost without introducing any special hardware by having a wavelength path monitoring unit in an NMS give temporary change of optical power throug...
02/16/2010
7653308Path routing computation method and optical communication network applying path routing computation method
A path routing computation method enables reduction of the memory capacity for path routing computation. The method is characterized in that a wavelength convertible subnetwork in which paths are connected in a mesh form; a first and second wavelength inconvertible ...
01/26/2010
7623785DWDM optical network planning method
Various embodiments of the present invention are directed to a method for creating and optimizing a DWDM optical fiber network that is configured to service a set of demands associated with a region of interest. The method may include the following steps: 1) determi...
11/24/2009
7623784Network connection verification in optical communication networks
A method and a communication system are disclosed for automatically verifying the identity of a network connection in an optical communication network. Each network component of the optical communication network stores an identification code. For the method, one ste...
11/24/2009
7606489System control and management of passive optical networks
A highly reliable, carrier class passive optical network and associated devices which employs multiple instances of operating software in host systems, as well as mechanisms to automatically determine whether an individual OLT device has entered or left the system w...
10/20/2009
7565080System and method for integrating a fiber optic fixed access network and a fiber optic radio access network
A system and method are described for integrating a fiber optic fixed access network and a fiber optic radio access network. At least one radio unit transmits and receives communications with at least one mobile unit. A first multiplexer transmits and receives the c...
07/21/2009
7536104Tree optical transmission network
The network comprises an optical interconnection tree linking sending points of stations to a receiving point of a concentrator via access links (F1-F3), a coupling system (C) and a common optical link (OL). The stations can send optical signals (λu
05/19/2009
7489867VoIP service over an ethernet network carried by a DWDM optical supervisory channel
A local area network is used to interconnect media equipment, such as telephones, VoIP telephones, a media server, etc., located at geographically distributed sites of an optical communication system. The local area network may be implemented within an optical servi...
02/10/2009
7466916Hybrid optical and data networks
A method includes transmitting a list of willingness-to-pays for optical data capacities to an optical network. The optical network has a set of gateway nodes connected directly to nodes of a data network. The optical network is configured to transmit data communica...
12/16/2008
7457540System and method for shaping traffic in optical light-trails
A method for transmitting traffic in an optical network includes establishing a light-trail in the optical network between a number of nodes. The light-trail couples the nodes and is associated with one of a number of wavelengths in the network. The method also incl...
11/25/2008
7441061Method and apparatus for inter-module communications of an optical network element
Inter-module communications of an optical network element are described herein. In one embodiment, an exemplary optical network element includes multiple functional modules arranged in multiple shelves and multiple management modules for coordinating the functional ...
10/21/2008
7433594Node apparatus, optical wavelength division multiplexing network, and system switching method
An optical wavelength division multiplexing network has a multi-level structure where a plurality of optical network units (ONUs) are connected to a lowest-level network. A node apparatus connected to networks other than the lowest-level network includes (a) passive...
10/07/2008
7421203Method for transmitting packet in wireless access network based on wavelength identification code scheme
A method for transmitting a packet in a wireless access network based on a wavelength identification code scheme. The method comprises the steps of connecting n number of RNCs (Radio Network Controllers) to one sub-ring where the “n” is a positive integer, and a...
09/02/2008
7421198Method for implementing the reconstruction of an optical network
A method for implementing the reconstruction of an optical network. In the operating system (OS) side, the OS with trail function calculates data of the OS side and the network element side needed by the reconstruction base on the inputted physical information relat...
09/02/2008
7415209Method for operating an ethernet optical area network (“EOAN”) over one more metropolitan areas
An Ethernet Optical Area Network (EOAN) system, and methods for implementing and using such an EOAN system, are disclosed. The EOAN system may be used to improve the speed and reliability of data communications networks for small to medium-sized companies in metropo...
08/19/2008
7394985Wavelength access server (WAS) architecture
A wavelength access server (WAS) architecture provides aggregation of traffic streams of diverse data communication protocols as well as provision of wavelength resources in an optical transport network. The WAS provides functions such as service traffic adaptation,...
07/01/2008
7389047Optical ring transmission network
The network comprises an optical ring link (F) and a concentrator (HUB) that sends via one end of the link “downlink” optical signals carried by respective wavelengths and receives “uplink” optical signals via the other end of the link. The link is divided i...
06/17/2008
7386232Method and system for diverse route computation
A first route is associated with a first channel of two or more channels in a first dense wavelength division multiplex (DWDM) link. A second route is associated with a second channel of the two or more channels in the first dense wavelength division multiplex (DWDM...
06/10/2008
7382722Architecture for a hybrid STM/ATM add-drop multiplexer
A network element including an active/standby pair of line units, an active/standby pair of switch fabric units, at least one service unit, and a management and control unit. Each line unit maintains data communications using a first communications protocol. Each sw...
06/03/2008
7382739Method and apparatus for discovering remote nodes in an ethernet passive optical network
One embodiment of the present invention provides a system that facilitates discovery of remote nodes in EPONs. The system includes a central node and at least one remote node. During operation, the system first receives a solicitation message from the central node, ...
06/03/2008
7379088System and method for real-time image control and processing for use in wide area space based surveillance
A system and method for providing real-time imaging for use in wide area space based surveillance utilizing an Optical Tera-bps Satellite (OPTSAT) network, including a plurality of OPTSATs, wherein an object is imaged with at least one surveillance aperture operativ...
05/27/2008
7379676Communication apparatus in Ethernet passive optical network
Provided is a communication apparatus in a PON bridge sublayer, which supports point-to-point communications between optical network units (ONU) in an Ethernet passive optical network (EPON). To support point-to-point communications between ONUs in the EPON, the com...
05/27/2008
7376350Methods and apparatus for optical network management using pilot tones
Methods and apparatus for managing an optical network using pilot tones are provided. One method includes selecting an optical path having a plurality of nodes from a database defining an expected optical network. A detected list of pilot tones associated with each ...
05/20/2008
7373040Optical transmission system including dispersion slope compensation
A WDM optical transmission system and method uses slope compensation at the transmit terminal and/or the receive terminal. The system and method may be used with modulation formats with a short pulse width and a broad optical spectrum. ...
05/13/2008
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