Abstract: An integrated clip and injector assembly comprises a clip for securing a watering area such as a watering mat in place and an injector clip for securely holding an emitter configured to deliver an adjustable quantity of water to the area. The securing clip comprises a clip for clipping to a mat and one or more mounting features for attaching the clip and the mat to an additional object. The injector clip holds the emitter at a location on the mat so that water is delivered to the desired area. The amount of water delivered to the area is adjusted by a flow restrictor.

Abstract: An automatic drip watering system comprises a waterline and one or more drip watering devices. The one or more drip watering devices each comprise a valve, which is configured to open and drip irrigate an area when weight is applied to the drip watering device. In some embodiments, the one or more watering devices comprise a clip which is configured to accept one or more hanging pots and/or baskets. The clip is pulled down by the weight the hanging pots and/or baskets and the valves open in order to drip irrigate the hanging pots and/or baskets through one or more drip lines.

Abstract: Methods and apparatus are provided for distributed temperature sensing along an optical waveguide disposed axially with respect to a conduit using a distributed temperature sensor and an array of temperature sensors. An exemplary method includes performing distributed temperature sensing (DTS) using two ends of a first optical fiber disposed within the conduit and having a return path coupling the two ends, performing discrete temperature sensing based on measured reflections of light from reflective elements having characteristic wavelengths disposed at discrete locations, and determining temperatures at a plurality of locations based on the DTS and the discrete temperature sensing.

Abstract: A scalable, modular optical mesh patch panel includes a multi-slot receptacle configured to receive at least one of a first modular optical interconnect block and a second modular optical interconnect block that enable connectivity among one or more add-drop modules and/or respective degrees of a reconfigurable optical add drop multiplexer node (ROADM).

Abstract: Described is a multi-handled tool that is ergonomically designed to maximize the efficiency of the tool by the use of a handle, optionally rotating, affixed to the shaft of the tool. The rotating handle may be rotated and locked into any desired position so the user can adjust the tool to create maximum efficiency. In addition, a footstep is optionally provided above the tool that allows for a greater digging force. A combination of the first, top handle with the ergonomically spaced handle placement that is completely adjustable combined with the footstep above the head of the tool provides for a tool that is much more efficient than the standard tools used today.

Abstract: An apparatus includes a first optical switching complex, a second optical switching complex in optical communication with the first optical switching complex, and an optical add/drop module in optical communication with the first optical switching complex and the second optical switching complex. At least one of the optical switching complexes includes a wavelength selective switch that is configured to be arranged in a cascaded configuration that, when so configured, results in an increase in a number of available transmit and receive ports available per degree of the apparatus.

Abstract: A new method of making sky-LOSA measurements (Line-Of-Sight Attenuation measurements of sky-light) of soot mass flux in atmospheric plumes has been developed which enables accurate measurements in the presence of in-scattered light from the sky and sun.

Abstract: Described is a multi-handled tool that is ergonomically designed to maximize the efficiency of the tool by the use of a handle, optionally rotating, affixed to the shaft of the tool. The rotating handle may be rotated and locked into any desired position so the user can adjust the tool to create maximum efficiency. In addition, a footstep is optionally provided above the tool that allows for a greater digging force. A combination of the first, top handle with the ergonomically spaced handle placement that is completely adjustable combined with the footstep above the head of the tool provides for a tool that is much more efficient than the standard tools used today.

Abstract: Described is a multi-handled tool that is ergonomically designed to maximize the efficiency of the tool by the use of a handle, optionally rotating, affixed to the shaft of the tool. The rotating handle may be rotated and locked into any desired position so the user can adjust the tool to create maximum efficiency. In addition, a footstep is optionally provided above the tool that allows for a greater digging force. A combination of the first, top handle with the ergonomically spaced handle placement that is completely adjustable combined with the footstep above the head of the tool provides for a tool that is much more efficient than the standard tools used today.

Abstract: A reconfigurable optical add/drop multiplexer (ROADM) with a multiplexer, demultiplexer, and a wavelength cross-connect unit provides directionless capabilities. The ROADM allows a signal not to be limited to a particular direction when added at an optical network node, for example. The signal can be sent to other directions of the optical network node. Furthermore, the ROADM allows the wavelengths of add and drop signals to be changed and hence is “colorless.

Abstract: A novelty headgear apparatus made from a formed, three-dimensional paperboard box is presented. The inventive apparatus, and method for making same, comprises the use of guides applied to a formed, three-dimensional paperboard box in any headgear configuration selected by a producer. The user thereafter tears or cuts along the guides to reveal the selected headgear. Multiple pieces and indicia may also be applied or enabled in the device.

Abstract: A scalable, modular optical mesh patch panel includes a multi-slot receptacle configured to receive at least one of a first modular optical interconnect block and a second modular optical interconnect block that enable connectivity among one or more add-drop modules and/or respective degrees of a reconfigurable optical add drop multiplexer node (ROADM).

Abstract: An optical add/drop module of a reconfigurable optical add/drop multiplexer node includes a first set of optical switches configured to receive respective first optical signals, at respective channel receive ports, to be added to a first wave division multiplexed optical signal and to direct the first optical signals to, in a first state, at least one fully functional transmit degree port, and in a second state, to at least one partially functional transmit degree port; and a second set of optical switches configured to receive respective second optical signals to be dropped from a second wave division multiplexed signal via, in a first state, a fully functional receive degree port, and in a second state, via a partially functional receive degree port, and to direct the second optical signals to respective channel transmit ports. An auxiliary device can be used to make the partially functional ports fully functional.

Abstract: An apparatus includes a first optical switching complex, a second optical switching complex in optical communication with the first optical switching complex, and an optical add/drop module in optical communication with the first optical switching complex and the second optical switching complex. At least one of the optical switching complexes includes a wavelength selective switch that is configured to be arranged in a cascaded configuration that, when so configured, results in an increase in a number of available transmit and receive ports available per degree of the apparatus.

Abstract: According to one general aspect, an interconnection node may be configured to dynamically provide interconnection access between a first optical network (e.g., a core optical network) and at least either a second optical network (e.g., an access optical network) or a third optical network (e.g., another access optical network) in a purely optical fashion. The interconnection node may include a first network portion and a second and third network portions. The first network portion may be coupled with the first network that includes a first pair of wavelength cross-connect (WXC) units coupled between a first transmission path of the first network, and providing a plurality of add and drop ports, and a second pair of wavelength cross-connect (WXC) units coupled between a second transmission path of the first network, and providing a plurality of add and drop ports.

Abstract: A battery charge management method and device operable to perform that method. The battery charge management method comprises the steps of determining charge delivered to or from a battery based on Coulomb counting and updating an estimated battery state of charge based on the amount of delivered charge and measuring the battery current. Then comparing the updated estimated battery state of charge with a predetermined state of charge value of less than 100%, such that each predetermined state of charge value being associated with an expected battery current for that predetermined state of charge value. The method also includes modifying the updated estimated battery state of charge when the updated estimated state of charge is greater than the predetermined state of charge value and the measured battery current is greater than the expected battery current associated with the predetermined state of charge.

Abstract: According to one general aspect, an interconnection node may be configured to dynamically provide interconnection access between a first optical network (e.g., a core optical network) and at least either a second optical network (e.g., an access optical network) or a third optical network (e.g., another access optical network) in a purely optical fashion. The interconnection node may include a first network portion and a second and third network portions. The first network portion may be coupled with the first network that includes a first pair of wavelength cross-connect (WXC) units coupled between a first transmission path of the first network, and providing a plurality of add and drop ports, and a second pair of wavelength cross-connect (WXC) units coupled between a second transmission path of the first network, and providing a plurality of add and drop ports.

Abstract: A screening assembly 10 includes at least one rail 14 to be secured to a support member of a screening machine to lie parallel to, and intermediate, side members of the screening machine. At least one retaining formation 18 stands proud of an operatively upper surface of each rail 14. The assembly includes a plurality of screening modules 12. Each screening module 12 comprises a supporting structure 64 and a removable screening element 66. The supporting structure 64 has an end supported on the rail 14 so that a pair of supporting structures 64 lie in end-to-end abutting relationship with the abutting ends, in use, overlying the rail 12 and defining a receiving formation through which the retaining formation 18 protrudes to project beyond the receiving formation into a recessed region defined by the abutting ends of the pair of supporting structures 64.

Abstract: A reconfigurable WDM add/drop multiplexer and its method of operation at an add/drop node on an optical fiber carrying a plurality of WDM signals is described. The WDM add/drop multiplexer has a coupler and a demultiplexer element dropping WDM signals from the optical fiber to a plurality of drop terminals, and a wavelength-selective switch adding WDM signals from a plurality of add terminals onto the optical fiber. The coupler splits the WDM signals received from the optical fiber and passes the split WDM signals to the first and second output terminals. The demultiplexer element separates the split WDM signals at the plurality of drop terminals. The wavelength-selective switch, which has an input terminal for connection to the second coupler output terminal and an output terminal for connection to the optical fiber, selectively adds WDM signals on the plurality of add terminals to the optical fiber responsive to control signals.

Abstract: A mesh optical network node has switch cards which carry active components, such as wavelength routers to switch the paths of optical signals through the node and a fiber organizer handles the numerous optical fiber interconnections among the switch cards. The fiber organizer has no active components and can include optical paths to verify not only that a switch card connection to the fiber organizer has been made but that the connection is properly made.