Sectorization in distributed antenna systems, and related components and methods

Embodiments disclosed provide sectorization in distributed antenna systems, and related components and methods. The antenna units in the distributed antenna systems can be sectorized. In this regard, one or more radio bands distributed by the distributed antenna systems can be allocated to one or more sectors. The antenna units in the distributed antenna systems are also allocated to one or more sectors. In this manner, only radio frequency (RF) communications signals in the radio band(s) allocated to given sector(s) are distributed the antenna unit allocated to the same sector(s). The bandwidth capacity of the antenna unit is split among the radio band(s) allocated to sector(s) allocated to the antenna unit. The sectorization of the radio band(s) and the antenna units can be configured and/or altered based on capacity needs for given radio bands in antenna coverage areas provided by the antenna units.

METHODS AND APPARATUS FOR CONTROLLING FLARE IN ROLL-FORMING PROCESSES

Methods and apparatus for controlling flare in roll-forming processes are disclosed. An example method involves predefining a plurality of position values to adjust a tilt angle of a flange roller and adjusting the tilt angle of the flange roller based on one of the pre-defined position values to change an amount of flare in a zone of a component. The one of the pre-defined position values is associated with the zone of the component. 1. A method for controlling flare in formed components , comprising:predefining a plurality of position values to adjust a tilt angle of a flange roller; andadjusting the tilt angle of the flange roller based on one of the pre-defined position values to change an amount of flare in a first zone of a component, the one of the pre-defined position values to correct a first underforming characteristic or a first overforming characteristic of the first zone of the component that is different from a second underforming characteristic or a second overforming characteristic of a second zone of the component located along the same length of the component as the first zone.2. A method as defined in claim 1 , wherein predefining the plurality of position values comprises storing the position values in a database.3. A method as defined in claim 1 , wherein predefining the plurality of position values comprises adjusting a manual adjuster to pre-set the tilt angle of the flange roller.4. A method as defined in claim 1 , wherein the second underforming characteristic or the second overforming characteristic is indicative of at least one of zero flare or an acceptable amount of flare not needing correction in the second zone of the component.5. A method as defined in claim 1 , wherein the first zone of the component is a leading zone of the component and the second zone of the component is a trailing zone of the component. This is a continuation of U.S. patent application Ser. No. 12/551,255, filed on Aug. 31, 2009, which is a continuation-in-part ...

SYSTEMS, METHODS, AND DEVICES FOR INCREASING RADIO FREQUENCY (RF) POWER IN DISTRIBUTED ANTENNA SYSTEMS

A system, and related methods and devices, is disclosed for increasing an output power of a frequency band in a distributed antenna system that includes at least one RXU module that is operatively coupled to at least one RAU module. A first group of the plurality of channels within a first frequency band may be allocated to the RAU module, and a second group of the plurality of the channels within the first frequency band may be allocated to the RXU module. The at least one RAU module may be configured to receive RF signals from the first group of the plurality of channels being used in the first frequency band, and the at least one RXU module may be configured to receive RF signals from the second group of the plurality of channels being used in the first frequency band. In this manner, the amount of composite power per channel is increased. 1. A distributed antenna system , comprising:at least one remote antenna unit (RAU) module configured to receive radio frequency (RF) signals from a first group of a plurality of channels being used in a first frequency band supported by the distributed antenna system; andat least one remote expansion unit (RXU) module operatively coupled to the at least one RAU module and configured to receive RF signals from a second group of the plurality of channels being used in the first frequency band supported by the distributed antenna system.2. The distributed antenna system of claim 1 , wherein the at least one RAU module comprises at least one optical-to-electrical (O/E) converter configured to convert a downlink optical RF communications signal to a downlink electrical RF communications signal.3. The distributed antenna system of claim 2 , wherein the at least one RAU module further comprises at least one electrical-to-optical (E/O) converter configured to convert an uplink electrical RF communications signal to an uplink optical RF communications signal.4. The distributed antenna system of claim 1 , wherein the at least one RAU ...

VEHICLE MOUNTING ASSEMBLY FOR A FUEL SUPPLY

A mounting assembly for supporting a fuel supply on a vehicle, which is specifically adapted for the operable support and positioning of an auxiliary fuel supply. The vehicle with which the mounting assembly is utilized may vary significantly, but is primarily structured for use on mine haul vehicles, bulldozers, and other heavy duty commercial vehicles, wherein the operation thereof is significantly benefited or enhanced through the provision of an auxiliary, or alternate fuel supply such as, but not limited to, liquid natural gas (LNG), selectively powering the engine of the vehicle as determined by an improved electronic control system. The mounting assembly comprises a containment structure in the form of at least one fuel tank and a housing is structured to enclose the fuel tank. A base supports the housing and provides a pivot point about which the housing may be disposed between a first and second orientation. 1. An assembly for mounting a fuel supply on a vehicle , said assembly comprising:a mounting assembly for the fuel supply including a housing and a base;said base disposed on the vehicle in supporting relation to said mounting assembly,said housing partially enclosing a containment structure on an interior thereof,said housing movably connected to said base and selectively disposable, along with said containment structure, between a first orientation and a second orientation relative to said base and the vehicle,a canopy disposed exteriorly of and in at least partially protective relation to said containment structure, andsaid base structured to support said housing and said containment structure in both said first and second orientations.2. An assembly as recited in wherein said canopy is at least partially integrated into an exterior wall portion of said housing.3. An assembly as recited in wherein said canopy comprises at least one shield plate formed from a rigid claim 2 , heavy duty claim 2 , impact resistant material.4. An assembly as recited in ...

MIXING ASSEMBLY

An embodiment of a mixing assembly for mixing at least two fluids, comprises a housing and an injector body disposed concentrically therein, a vorticing element disposed about the injector body, and a compression element disposed about an outlet of the injector body. The housing is disposed for passage of a first fluid therethrough. The injector body being disposed within the housing and further disposed for the introduction of a second fluid within the flow path of the first fluid. 1. A mixing assembly comprising:a housing comprising a hollow configuration and disposable to conduct a first fluid therethrough;an injector body disposed concentrically within said housing and disposed to deliver a second fluid to an interior of the housing;said injector body including at least an inlet and an outlet;a vorticing element disposed within a flow of the first fluid through said housing; and,a compression element disposed about said outlet of said injector body.2. The assembly as recited in wherein said vorticing element comprises a plurality of angular flow controllers disposed about said injector body.3. The assembly as recited in wherein said compression element comprises a plurality of radial flow controllers disposed collectively in at least partially surrounding relation to said outlet of said injector body.4. The assembly as recited in wherein said inlet of said injector body is disposed in fluid communication with a source of gaseous fuel.5. The assembly as recited in wherein the first fluid comprises air.6. The assembly as recited in wherein the second fluid comprises gaseous fuel.7. A mixing assembly comprising:a housing comprising an open first end and open second end disposable to conduct a first fluid therethrough;an injector body disposed concentrically within said housing;said injector body comprising an inlet and an outlet;said outlet disposed within the flow of the first fluid;a plurality of angular flow controllers disposed about said injector body, in flow ...

VEHICLE MOUNTING ASSEMBLY FOR A FUEL SUPPLY

A mounting assembly for supporting a fuel supply on a vehicle, which is specifically adapted for the operable support and positioning of an auxiliary fuel supply. The vehicle with which the mounting assembly is utilized may vary significantly, but is primarily structured for use on mine haul vehicles, bulldozers, and other heavy duty commercial vehicles, wherein the operation thereof is significantly benefited or enhanced through the provision of an auxiliary, or alternate fuel supply such as, but not limited to, liquid natural gas (LNG), selectively powering the engine of the vehicle as determined by an improved electronic control system. The mounting assembly comprises a containment structure in the form of at least one fuel tank and a housing is structured to enclose the fuel tank. A base supports the housing and provides a pivot point about which the housing may be disposed between a first and second orientation. 1. An assembly for mounting a fuel supply on a vehicle , said assembly comprising:a mounting assembly, said mounting assembly including a housing and a base;said base disposed on the vehicle and structured to support said mounting assembly on the vehicle,said housing movably connected to said base and selectively disposable between a first orientation and a second orientation relative to said base and the vehicle;a containment structure disposed in an interior of said housing and structured to move with said housing between said first and second orientations; andsaid base structured to support said housing and said containment structure in both said first and second orientations.2. An assembly as recited in further comprising a canopy disposed in at least partially protective relation to said containment structure.3. An assembly as recited in wherein said canopy comprises at least one shield plate formed from a rigid claim 2 , heavy duty claim 2 , impact resistant material.4. An assembly as recited in wherein said at least one shield plate is configured ...

Sectorization in distributed antenna systems, and related components and methods

Embodiments disclosed provide sectorization in distributed antenna systems, and related components and methods. The antenna units in the distributed antenna systems can be sectorized. In this regard, one or more radio bands distributed by the distributed antenna systems can be allocated to one or more sectors. The antenna units in the distributed antenna systems are also allocated to one or more sectors. In this manner, only radio frequency (RF) communications signals in the radio band(s) allocated to given sector(s) are distributed the antenna unit allocated to the same sector(s). The bandwidth capacity of the antenna unit is split among the radio band(s) allocated to sector(s) allocated to the antenna unit. The sectorization of the radio band(s) and the antenna units can be configured and/or altered based on capacity needs for given radio bands in antenna coverage areas provide by the antenna units.

Providing digital data services as electrical signals and radio-frequency (rf) communications over optical fiber in distributed communications systems, and related components and methods

Methods and apparatus for controlling flare in roll-forming processes

Methods and apparatus for controlling flare in roll-forming processes are disclosed. An example method involves predefining a plurality of position values to adjust a tilt angle of a flange roller and adjusting the tilt angle of the flange roller based on one of the pre-defined position values to change an amount of flare in a zone of a component. The one of the pre-defined position values is associated with the zone of the component.

Diesel engines bi-fuel control system

A bi-fuel control system and assembly for modifying and operating a diesel engine (30) to the extent that the engine is capable of running in either a full diesel fuel diesel mode or a bi-fuel mode, where bi-fuel is defined as a mixture of a methane based gas (10) and diesel fuel. The control system and assembly are designed to provide for either manual or automatic transfer between modes for continuous engine operation without interruption in output and at substantially equivalent efficiency levels. A gas control sub-system and sub-assembly are provided to control the amount of gas supplied to the diesel engine (30) in the bi-fuel mode, and an electronic control sub-system and sub-assembly are provided to control the overall system and assembly based on engine load as determined from the intake manifold air (28) pressure.

Vehicle mounting assembly for a fuel supply

A mounting assembly for supporting a fuel supply on a vehicle, which is specifically adapted for the operable support and positioning of an auxiliary fuel supply. The vehicle with which the mounting assembly is utilized may vary significantly, but is primarily structured for use on mine haul vehicles, bulldozers, and other heavy duty commercial vehicles, wherein the operation thereof is significantly benefited or enhanced through the provision of an auxiliary, or alternate fuel supply such as, but not limited to, liquid natural gas (LNG), selectively powering the engine of the vehicle as determined by an improved electronic control system. The mounting assembly comprises a containment structure in the form of at least one fuel tank and a housing is structured to enclose the fuel tank. A base supports the housing and provides a pivot point about which the housing may be disposed between a first and second orientation.

Sectorization in distributed antenna systems, and related components and methods

Embodiments disclosed provide sectorization in distributed antenna systems, and related components and methods. The antenna units in the distributed antenna systems can be sectorized. In this regard, one or more radio bands distributed by the distributed antenna systems can be allocated to one or more sectors. The antenna units in the distributed antenna systems are also allocated to one or more sectors. In this manner, only radio frequency (RF) communications signals in the radio band(s) allocated to given sector(s) are distributed the antenna unit allocated to the same sector(s). The bandwidth capacity of the antenna unit is split among the radio band(s) allocated to sector(s) allocated to the antenna unit. The sectorization of the radio band(s) and the antenna units can be configured and/or altered based on capacity needs for given radio bands in antenna coverage areas provide by the antenna units.

Methods and Apparatus for Controlling Flare in Roll-Forming Processes

Methods and apparatus for controlling flare in roll-forming processes

Methods and apparatus for controlling flare in roll-forming processes are disclosed. An example method of controlling flare involes moving a material through a roll-forming process and measuring the material to obtain a flare characteristic associated with a zone of the material. A position of a roller is then automatically varied to change the flare characteristic associated with a zone of the material as the material moves through the roll-forming process.

Methods and apparatus for controlling flare in roll-forming processes

Methods and apparatus for controlling flare in roll-forming processes are disclosed. An example method involves predefining a plurality of position values to adjust a tilt angle of a flange roller and adjusting the tilt angle of the flange roller based on one of the pre-defined position values to change an amount of flare in a zone of a component. The one of the pre-defined position values is associated with the zone of the component.

Providing digital data services as electrical signals and radio-frequency (rf) communications over optical fiber in distributed communications systems, and related components and methods

Distributed antenna systems providing and supporting radio frequency (RF) communication services and digital data services, and related components and methods are disclosed. The RF communication services can be distributed over optical fiber to client devices, such as remote antenna units for example. Power can also be distributed over electrical medium that is provided to distribute digital data services, if desired, to provide power to remote communications devices and/or client devices coupled to the remote communications devices for operation. In this manner, as an example, the same electrical medium used to transport digital data signals in the distributed antenna system can also be employed to provide power to the remote communications devices and/or client devices coupled to the remote communications devices. Power may be injected and switched from two or more power sources over selected electrical medium to distribute power for power-consuming components supporting RF communications services and digital data services.

Vehicle mounting assembly for a fuel supply

A mounting assembly for supporting a fuel supply on a vehicle, which is specifically adapted for the operable support and positioning of an auxiliary fuel supply. The vehicle is primarily structured for use on heavy duty commercial vehicles, wherein the operation thereof is significantly benefited or enhanced through the provision of an auxiliary, or alternate fuel supply such as, but not limited to, liquid natural gas (LNG), selectively powering the engine of the vehicle as determined by an improved electronic control system. The mounting assembly comprises a containment structure in the form of at least one fuel tank and a housing is structured to enclose the fuel tank. A base supports both the housing and the fuel tank and a shield assembly, associated with the housing protect the fuel tank against impact in the working environment of the vehicle on which the fuel supply and containment structure are disposed.

Bi-fuel control system and assembly

Mixing assembly

An embodiment of a mixing assembly for mixing at least two fluids, comprises a housing and an injector body disposed concentrically therein, a vorticing element disposed about the injector body, and a compression element disposed about an outlet of the injector body. The housing is disposed for passage of a first fluid therethrough. The injector body being disposed within the housing and further disposed for the introduction of a second fluid within the flow path of the first fluid.

Bi-fuel refrigeration system and method of retrofitting

A bi-fuel refrigeration system and method of retrofitting a refrigeration system for the same. The system includes an engine in energy supplying relation to a refrigeration unit, said engine running off a constant predetermined amount of gaseous fuel and a variable amount of distillate fuel. An electronic control unit generates control signals to dictate the ratio of gaseous to distillate fuel is used by the engine. An actuator is structured to provide isochronous control of the system, and is accordingly disposed in flow adjusting relation to the distillate fuel intake to variably adjust the amount of distillate fuel injected into the engine. The method of retrofitting includes at least inserting a gaseous fuel supply and mixer into the air supply line, inserting an electronic control unit for isochronous control of the system, and inserting an actuator for isochronous control of the amount of distillate fuel used in the system.