Patent application number | Description | Published |
20080273873 | Optical Path Feasibility in an Optical Communication Network - A method of assessing the feasibility of a composite optical path in an optical communications network in which the composite path is composed of two optical paths k | 11-06-2008 |
20090003839 | Method, Apparatus and Data Carrier for Compensating for Channel Depletion of a Multi-Channel Signal in an Optical Link or Optical Network - A method and apparatus for compensating for channel depletion of a multi-channel signal in an optical link or optical network comprising a chain of optical amplifiers. The method comprises determining channel depletion for each amplifier from the power of the input signal to the optical amplifier and the power of the output signal from the previous amplifier. Each amplifier is then controlled to amplify the signal to a level equal to the nominal (ideal) power plus the calculated channel depletion for that amplifier. | 01-01-2009 |
20100329680 | OPTICAL NETWORKS - The invention relates to improvements in or relating to optical networks. Methods and apparatus are disclosed for providing communications services to at least one user. Transmission of an optical signal in the downstream direction is described comprising at least one Wavelength Division Multiplexing channel such that at least one of the channels is an unmodulated channel. The unmodulated channel is arranged to transmit user data from the at least one user in the upstream direction. | 12-30-2010 |
20110076018 | Improved Optical Access Network and Nodes - An optical network terminal (ONT) for use in an optical access network and comprising: an optical transceiver arranged to communicate with an optical line terminal using a wavelength which is modulated to carry sub-channels; a second transceiver arranged to communicate with a number of subscriber equipment using respective subscriber equipment channels; the ONT arranged to automatically map each subscriber equipment channel to a respective sub-channel of the wavelength without using an address associated with the respective subscriber equipment. | 03-31-2011 |
20110110671 | Optical Networks - Improvements in or relating to Optical Networks. The invention relates to improvements in or relating to optical networks, and methods and an apparatus for providing communications services. Receiving an optical signal is described comprising a carrier wavelength and optical data. The optical data is substantially erased, and the carrier wavelength is re-modulated with user data for onward transmission of the user data. | 05-12-2011 |
20110158650 | OPTICAL NETWORK - An optical network and a method of provisioning an optical network are described. The optical network includes a first passive optical network optical line terminal arranged to transmit a first optical signal at a first wavelength, coupled to a first port of a first optical filter arrangement, and a second passive optical network optical line terminal arranged to transmit a second optical signal at a second, different wavelength, coupled to a second port of the first optical filter arrangement. An optical coupler is connected between the second passive optical network line terminal and the second port of the first optical filter arrangement, for coupling a plurality of optical signals at a predetermined set of wavelengths from a third optical line terminal into the second port. A passive optical distribution node, for connection to a plurality of optical network terminations, is coupled to a third port of the first optical filter arrangement for distribution of optical signals between the optical line terminals and the plurality of optical network terminations. The first optical filter arrangement is arranged to pass optical signals at the first wavelength between the first port and the third port and to block optical signals at the second wavelength and the predetermined set of wavelengths between the first port and the third port, and the first optical filter arrangement is further arranged to pass optical signals at the second wavelength and the predetermined set of wavelengths between the second port and the third port and to block optical signals at the first wavelength between the second port and the third port. The second optical signal is at a faster rate than the first optical signal, and the second wavelength and the predetermined set of wavelengths are within an amplification band of a doped fibre amplifier. | 06-30-2011 |
20110182578 | Optical Apparatus - An optical apparatus for use in an optical communications network, and a method of operating a network are described. The apparatus includes an input suitable for receiving a first continuous wave optical signal from a remote location on a network, and a modifying unit arranged to modify the first continuous wave optical signal to produce a second continuous wave optical signal having a wavelength which is different from the wavelength of the first continuous wave optical signal. A modulating unit is arranged to modulate the second continuous wave optical signal with data to produce a modulated second continuous wave optical signal. | 07-28-2011 |
20110274433 | MODULATION IN AN OPTICAL NETWORK - The invention relates to improvements in or relating to modulation in an Optical Network, and to an apparatus, a method and a communications network for modulation in an Optical Network. An apparatus is arranged to receive a modulated optical signal comprising a carrier wavelength and first data. The apparatus is arranged to substantially erase the first data from the optical signal by performing an inversion operation on the modulated optical signal. The apparatus is arranged to receive second data and to modulate the carrier wavelength with the second data for onward transmission of the second data. The inversion operation comprises applying a signal comprising an inverse of the first data to at least a portion of the modulated optical signal. The signal may further comprise the second data such that the modulation of the carrier wavelength and erasure of the first data is performed in a single operation. | 11-10-2011 |
20120114330 | MONITORING OPTICAL PARAMETERS OF A MODULATED OPTICAL SIGNAL - A method of monitoring optical parameters of a modulated optical signal comprises receiving a first optical power, X | 05-10-2012 |
20120237220 | PASSIVE OPTICAL NETWORK - A distribution node of a passive optical network (PON) comprises a first port for receiving a first optical continuous envelope modulated downstream data signal at a first wavelength (λ | 09-20-2012 |
20130071118 | COMMUNICATIONS NETWORK APPARATUS AND LINE CODING METHOD - Methods and apparatus for line coding in a communications network are described. According to one embodiment of the invention, downstream communications traffic bits are received and mapped into downstream bit positions of a transmission structure. A pre-selected bit in each upstream bit positions of the transmission structure is provided to form a downstream transmission structure. A downstream optical signal carrying the downstream transmission structure is generated for transmission. Upstream communications traffic bits are also received and mapped into the upstream bit positions of the transmission structure to form an upstream transmission structure. An upstream optical signal carrying the upstream transmission structure is generated for transmission. | 03-21-2013 |
20130136447 | OPTICAL ACCESS NETWORK - An optical access network comprises L wavelength division multiplexed access sub-networks. Each of the wavelength division multiplexed access sub-networks is arranged to use a set of wavelength channels. M optical line termination apparatus, each receive traffic from a respective operator network and output traffic on the wavelength channels. A wavelength routing apparatus comprises M sets of first ports and L second ports. Each set of first ports connects to a respective one of the optical line termination apparatus and each second port connects to an optical link of a respective one of the wavelength division multiplexed access sub-networks. The wavelength routing apparatus is arranged to route the set of wavelength channels between the sets of first ports and the second ports and to route different wavelength channels of the same wavelength to different ones of the second ports. | 05-30-2013 |
20130272707 | OPTICAL NETWORK - An optical network includes a first passive optical network optical line terminal that transmits a first optical signal at a first wavelength, coupled to a first port of a first optical filter arrangement, and a second passive optical network optical line terminal that transmits a second optical signal at a second, different wavelength, coupled to a second port of the first optical filter arrangement. An optical coupler, connected between the second terminal and the second port of the first optical filter, couples optical signals at a predetermined set of wavelengths from a third optical line terminal into the second port. A passive optical distribution node connects to optical network terminations and distributes optical signals between the optical line terminals and the optical network terminations. A method of provisioning an optical network is also described. | 10-17-2013 |
20140198812 | Communications Network Transport Node, Optical Add-Drop Multiplexer and Method of Routing Communications Traffic - A communications network transport node comprising an optical add-drop multiplexer (OADM), comprising optical signal processing apparatus, electrical signal routing apparatus, and a packet switch. Each optical signal processing apparatus comprises an optical input, an optical output, optical-to-electrical (O-E) signal conversion apparatus arranged to receive input optical channel signals and to convert each into an input radio frequency (RF) modulated electrical channel signal, and electrical to optical (E-O) signal conversion apparatus arranged to receive output RF modulated electrical channel signals and to convert each into an output optical channel signal. The electrical signal routing apparatus determines which input RF modulated electrical channel signals are to be dropped, and routes these to the electrical drop outputs, and which are to be transmitted, and routes these to a selected E-O apparatus. The routing apparatus receives further electrical channel signals and routes these to a selected E-O apparatus. | 07-17-2014 |
20140328601 | OPTICAL MODULATOR AND METHOD OF ENCODING COMMUNICATIONS TRAFFIC IN A MULTILEVEL MODULATION FORMAT - An optical modulator is described, comprising—an optical splitter to receive an optical carrier signal and split it into sub-signals; modulation assemblies, each comprising a binary optical modulator to apply a binary phase shift keyed, (BPSK) modulation to a respective optical sub-signal to form a BPSK modulated optical sub-signal. Modulation assemblies comprise a phase-shifter, each to apply a phase shift to the respective BPSK modulated optical sub-signal in dependence on a pre-selected modulation format; an encoding apparatus to receive communications traffic, to map into symbols, and to generate and transmit a respective drive signal to the optical modulator of a modulation assembly, each drive signal to cause the optical modulator to apply said BPSK modulation, to encode the symbols onto the respective optical carrier sub-signal; and a combiner to receive each BPSK modulated optical sub-signal to form an output optical signal having said multilevel modulation format. | 11-06-2014 |
Patent application number | Description | Published |
20090293315 | ARTICLE OF FOOTWEAR WITH CLEATED SOLE ASSEMBLY - An article of footwear includes an upper and a sole assembly secured to the upper. The sole assembly includes a sole plate having a lower surface, and a plurality of cleats extending downwardly from the lower surface. Each cleat has a central recess formed therein, a core formed of a first material, and an outer layer on the core and formed of a second material that is softer than the first material. | 12-03-2009 |
20100251578 | Traction Elements - Traction elements for an article of footwear can include stabilizer elements. An extendable traction element for an article of footwear can include an elongatable extender attached to another portion of a sole structure. An actuator can rest within the extender and cause elongation of the extender in response to a force from the foot of a wearer. | 10-07-2010 |
20110045926 | Training System For An Article Of Footwear With A Traction System - A training system for an article of footwear is disclosed. The training system includes a method of training an athlete to use an article of footwear with a traction system to help enhance speed and agility. The method can be implemented on a computer, mobile device or as an instruction booklet. The training system provides a total training solution for an athlete that is designed to enhance specific athletic skills. | 02-24-2011 |
20110088287 | Article of Footwear with Flexible Reinforcing Plate - A sole structure for an article of footwear is disclosed. The sole structure includes a reinforcing plate. The reinforcing plate includes a first flange portion corresponding to a big toe of a foot and a second flange portion corresponding to a ball region of a foot. The first flange portion and the second flange portion each include a cleat member. | 04-21-2011 |
20110203136 | SELF-ADJUSTING STUDS - Articles of footwear may include self-adjusting studs that adjust to various types of conditions, environmental changes, and applied forces. The self-adjusting studs may have a first portion and a second portion of different levels of compressibilities and/or retractabilities that compress and extend based on the type of surface on which the wearer is walking or running. This footwear with self-adjusting studs may easily transition between surfaces of varying hardness without causing damage to the surface, but also providing the wearer with the necessary amount of traction on each type of surface. Wearers will enjoy the benefit of being able to move on various surfaces without the need to change their footwear multiple times to accommodate the wearer's varying traction needs on different surfaces. | 08-25-2011 |
20120180343 | Composite Sole Structure - Embodiments relating to a lightweight sole structure are disclosed. In some embodiments, the sole structure may include a lobed member having a protruding portion associated with a cleat member. In some embodiments, the sole structure may include a chambered member located in an indention in an intermediate member. In some embodiments, the sole structure may include a cleat member having an outer layer, an intermediate layer, and an inner layer. In some embodiments, a method of making a sole structure may include injecting a chambered member in between an upper member and an intermediate member. In some embodiments, the sole structure may include a plurality of zones having varying degrees of flexibility. In some embodiments, the sole structure may include cleat members having penetrating portions for penetrating into the ground surface. | 07-19-2012 |
20120198721 | Adjustable Heel Support Member For Article Of Footwear - An adjustable heel support member includes a base portion and an extended portion. The extended portion comprises a lateral portion, a medial portion and a rearward portion. The heel support member further includes a fastening member that can be used to adjust the lateral portion, the medial portion and the rearward portion to resize the heel support member. In some cases, the fastening member may be an elastic ring. | 08-09-2012 |
20130008054 | Self-Adjusting Studs - Articles of footwear may include self-adjusting studs that adjust to various types of conditions, environmental changes, and applied forces. The self-adjusting studs may have a first portion and a second portion of different levels of compressibilities and/or retractabilities that compress and extend based on the type of surface on which the wearer is walking or running This footwear with self-adjusting studs may easily transition between surfaces of varying hardness without causing damage to the surface, but also providing the wearer with the necessary amount of traction on each type of surface. Wearers will enjoy the benefit of being able to move on various surfaces without the need to change their footwear multiple times to accommodate the wearer's varying traction needs on different surfaces. | 01-10-2013 |
20130067765 | Article Of Footwear - An article of footwear is provided, which may include an upper and a sole structure. The sole structure may include a chassis including a forefoot region, a midfoot region, a heel region, a lateral width, a longitudinal axis, and a reinforcing rib disposed longitudinally and having a length along the longitudinal axis. The rib may include a rearward end disposed proximate the heel region of the chassis, the rib longitudinally extending substantially through the midfoot region of the chassis to a forward end of the rib. Also, the lateral width of the reinforcing rib may span a substantial majority of the lateral width of the chassis over a substantial majority of the length of the rib. Further, the lateral width of the rib at the forward end and the rearward end is less than or equal to the lateral width of the rib at any point between the rearward end and the forward end. | 03-21-2013 |
20130067772 | Shaped Support Features For Footwear Ground-Engaging Members - The present disclosure is directed to an article of footwear including an upper configured to receive a foot and a sole component fixedly attached to a bottom portion of the upper. The sole component may include a baseplate having a bottom surface and at least a first ground engaging member extending substantially downward from the bottom surface of the baseplate, and a first elongate support member extending substantially downward from the bottom surface of the baseplate, abutting the first ground engaging member at a side portion, and extending horizontally from the side portion of the first ground engaging member. The first support member may have a downward facing surface with a first facet and a second facet, wherein each of the first facet and the second facet are angled at different non-horizontal orientation. | 03-21-2013 |
20130067773 | Orientations For Footwear Ground-Engaging Member Support Features - The present disclosure is directed to an article of footwear including an upper configured to receive a foot and a sole component fixedly attached to a bottom portion of the upper. The sole component may include a baseplate having a bottom surface and at least a first ground engaging member extending substantially downward from the bottom surface of the baseplate and a plurality of elongate support members extending substantially downward from the bottom surface of the baseplate, abutting the first ground engaging member at a side portion, and extending horizontally from the side portion of the first ground engaging member. At least two of the plurality of support members may be disposed on opposite sides of the first ground engaging member and are substantially parallel with one another, but not aligned with one another. | 03-21-2013 |
20130067774 | Spacing For Footwear Ground-Engaging Member Support Features - An article of footwear may include an upper configured to receive a foot and a sole component fixedly attached to a bottom portion of the upper. The sole component may include a baseplate having a bottom surface and at least a first ground engaging member extending substantially downward from the bottom surface of the baseplate. The sole component may also include a plurality of elongate support members extending substantially downward from the bottom surface of the baseplate, abutting the first ground engaging member at a side portion, and extending horizontally from the side portion of the first ground engaging member; wherein three or more support members of the plurality of support members are unevenly spaced about the ground engaging member. The spaces between the unevenly spaced support members may be devoid of additional support members, and the three or more support members may be independent of other ground engaging members. | 03-21-2013 |
20130067776 | Sole Arrangement With Ground-Engaging Member Support Features - The present disclosure is directed to an article of footwear including an upper configured to receive a foot and a sole component fixedly attached to a bottom portion of the upper. The sole component may include a baseplate having a bottom surface and at least a first ground engaging member extending substantially downward from the bottom surface of the baseplate and a first elongate support member extending substantially downward from the bottom surface of the baseplate, abutting the first ground engaging member at a side portion, and extending horizontally from the side portion of the first ground engaging member. The first support member may extend horizontally away from the first ground engaging member in a direction toward a region of the sole component adjacent to a gap in the sole component. | 03-21-2013 |
20130139412 | Sole Member For An Article Of Footwear - A sole member for an article of footwear includes a composite sole structure and a reinforcing member. The sole structure may comprise two layers of woven composite material. The two layers have substantially similar woven patterns. The sole structure includes bulging portions with centrally recessed portions. The reinforcing member fits into channels associated with the bulging portions. | 06-06-2013 |
20130333248 | Article of Footwear With Base Plate Having Structure And Studs - An article of footwear with a base plate having a structure and studs is disclosed. The structure may moderate stud pressure and enhance support during the first step of sprinting, quick directional changes, and backward movement. The structure may include a medial forefoot pad, a lateral forefoot pad connected to the medial forefoot pad, a medial heel pad, a first lateral heel pad connected to the medial heel pad, a first diagonal rib extending from the medial forefoot pad to the first lateral heel pad, a second diagonal rib extending from the lateral forefoot pad to the medial heel pad, a medial midfoot bar substantially parallel to the longitudinal axis and disposed proximate the medial edge, and a lateral midfoot bar substantially parallel to the longitudinal axis and disposed proximate the lateral edge. | 12-19-2013 |
20130340291 | Article of Footwear with Flexible Reinforcing Plate - A sole structure for an article of footwear is disclosed. The sole structure includes a reinforcing plate. The reinforcing plate includes a first flange portion corresponding to a big toe of a foot and a second flange portion corresponding to a ball region of a foot. The first flange portion and the second flange portion each include a cleat member. | 12-26-2013 |
20130340295 | Sole Structure for Article of Footwear - A sole structure for an article of footwear includes an outer fabric layer and an inner chassis that is more rigid than the fabric layer. The fabric layer includes a plurality of fabric protrusions and the inner chassis includes a plurality of chassis protrusions that correspond to the fabric protrusions. Both the fabric protrusions and the chassis protrusions extend into cleat members of the sole structure. | 12-26-2013 |
20130340296 | Article of Footwear with Flexible Reinforcing Plate - A sole structure for an article of footwear is disclosed. The sole structure includes a reinforcing plate. The reinforcing plate includes a first flange portion corresponding to a big toe of a foot and a second flange portion corresponding to a ball region of a foot. The first flange portion and the second flange portion each include a cleat member. | 12-26-2013 |
20140317962 | Footwear Upper Having Selectively Located Padding - An article of footwear is provided, which may include an upper and a sole structure. The upper may include an exposed outer layer forming at least a portion of an external surface of the upper. The upper may also include a polymer foam material selectively located on an inner side of the exposed outer layer and adjacent portions of the exposed outer layer, thereby forming padded portions of the upper. The padded portions of the upper may be located in areas of the article of footwear that correspond with predetermined bones of a foot of a wearer of the article of footwear. | 10-30-2014 |
20140331418 | Composite Sole Structure - Embodiments relating to a lightweight sole structure are disclosed. In some embodiments, the sole structure may include a lobed member having a protruding portion associated with a cleat member. In some embodiments, the sole structure may include a chambered member located in an indention in an intermediate member. In some embodiments, the sole structure may include a cleat member having an outer layer, an intermediate layer, and an inner layer. In some embodiments, a method of making a sole structure may include injecting a chambered member in between an upper member and an intermediate member. In some embodiments, the sole structure may include a plurality of zones having varying degrees of flexibility. In some embodiments, the sole structure may include cleat members having penetrating portions for penetrating into the ground surface. | 11-13-2014 |
20140338230 | Composite Sole Structure - Embodiments relating to a lightweight sole structure are disclosed. In some embodiments, the sole structure may include a lobed member having a protruding portion associated with a cleat member. In some embodiments, the sole structure may include a chambered member located in an indention in an intermediate member. In some embodiments, the sole structure may include a cleat member having an outer layer, an intermediate layer, and an inner layer. In some embodiments, a method of making a sole structure may include injecting a chambered member in between an upper member and an intermediate member. In some embodiments, the sole structure may include a plurality of zones having varying degrees of flexibility. In some embodiments, the sole structure may include cleat members having penetrating portions for penetrating into the ground surface. | 11-20-2014 |
20140366401 | Article of Footwear With Sole Member - An article of footwear has a sole member with an exposed central torsion bar or rod connecting the heel region of the sole member to the forefoot region of the sole member. The torsion bar or rod may be supported at either end by sockets of the sole member. The torsion bar or rod may also be supported at one or more intermediate points by a hollow component. This hollow component may itself be supported by ribs extending to the medial and lateral sides of the sole member, respectively. The torsion bar or rod, the sockets, the hollow component and the ribs form a suspension structure connecting the forefoot region of the sole member to the heel region of the sole member. | 12-18-2014 |
20140366402 | Sole Plate Assembly And Method of Making - An ultra-lightweight sole plate assembly can include a ground engaging outer shell, a structural component, and one or more cleat members. A method of making the outer shell includes thermoforming a foil material such as polyamide. Thermoforming the foil includes applying vacuum to the foil material. Excess foil material can be trimmed from the outer shell. The structural component can be made by injecting a molding material onto the outer shell. The cleat members can be co-molded with the shell during forming of the structural component. The resulting sole plate assembly has a reduced weight with the desired traction, strength and durability. | 12-18-2014 |