Abstract: Systems and methods for managing priority exceptions for shared spectrum radio services are provided. In one embodiment, a shared spectrum radio services system comprises: a spectrum access system (SAS) configured to adjust transmit power levels of one or more radios, wherein the one or more radios transmit on a protected frequency of a shared spectrum, wherein the SAS is associated with a protection area that comprises at least one dynamic incumbent RF system that transmits on the protected frequency; and wherein the SAS applies a standard transmit expiration time parameter to the one or more radios, the standard transmit expiration time parameter indicating a time of day at which authorization to transmit on the protected frequency expires; and wherein the SAS is configured to execute a transmit expiration parameter exception protocol to override the standard transmit expiration time parameter for at least one of the one or more radios.

Abstract: The present disclosure relates generally to a cable routing system including a cable exit trough and a fastener. The cable exit tough includes a base portion, a first sidewall, and a second sidewall extending from the base portion to define a cable exit pathway. A first cutout is located between the base portion and the first sidewall, and a second cutout is located between the base portion and the second sidewall. A support member has a top edge and a bottom edge, and the support member extends on a top edge from a bottom surface of the base portion. A ledge extends perpendicular from the top edge of the support member in an opposing direction from the cable exit pathway. A first and second bracket extend from first end and a second end of the support member. A fastener is capable of extending through the slot and the receiving slot, wherein tightening the fastener causes the first extending portion and the second extending portion to compress.

Abstract: Methods of powering a radio that is mounted on a tower of a cellular base station are provided in which a direct current (“DC”) power signal is provided to the radio over a power cable and a voltage level of the output of the power supply is adjusted so as to provide a substantially constant voltage at a first end of the power cable that is remote from the power supply. Related cellular base stations and programmable power supplies are also provided.

Abstract: A factory processed and assembled optical fiber arrangement is configured to pass through tight, tortuous spaces when routed to a demarcation point. A connector housing attaches to the optical fiber arrangement at the demarcation point (or after leaving the tight, tortuous spaces) to form a connectorized end of the optical fiber. A fiber tip is protected before leaving the factory until connection is desired.

Abstract: An example communication system includes remote units to exchange radio frequency (RF) signals with mobile devices, RF signals comprising information destined for, or originating from, a mobile device, the remote units performing at least some physical layer processing for an air interface used by the remote units to communicate with the mobile device. The communication system also includes two or more controllers comprising real-time schedulers for assigning airlink resources to the mobile device for the information. The communication system also includes a coordination function coupled to the two or more controllers to coordinate assignments made by the real-time schedulers in the two or more controllers.

Abstract: Certain splice arrangements include first and second laminate structures bonded around a splice location at which two or more optical fibers are spliced (e.g., fusion spliced) together. The first and second laminate structures each include a flexible polymeric sheet and a heat activated adhesive layer carried by the flexible polymeric sheet. Other splice arrangements include a protective barrier disposed about an optical splice. The protective barrier includes first and second protective layers bonded around the optical splice. Each protective layer include a film carrying an adhesive. The protective barrier may be sufficiently flexible to not restrict flexing the optical fibers at the splice location. Example splice arrangements have thicknesses of less than or equal to 1000 microns, or 900 microns, or 800 microns, or 700 microns, or 600 microns or 500 microns.

Abstract: Methods and apparatuses for determining an assignment of frequency channels to radios of a spectrum access system are provided and which result in at least one of: (a) an enhanced transmit power-bandwidth product or an enhanced probable transmit power-bandwidth product for all radios, (b) diminished interference between radios of different nodes, and (c) diminishing changes to frequency channels either requested by or previously assigned to radios.

Abstract: The present disclosure relates to a fiber optic cable that includes a plurality of internal optical fibers and a fiber optic cable portion. The fiber optic cable portion includes an outer jacket and an inner conduit, the inner conduit containing the plurality of optical fibers disposed therein. The fiber optic cable further includes a flexible conduit portion, wherein the flexible conduit portion has a proximal end and a distal end. The proximal end is secured to the fiber optic cable portion and the distal end has a terminating device. The terminating device at least partially encases the flexible conduit portion, and the plurality of optical fibers passes through the flexible conduit portion and the terminating device.

Abstract: The present disclosure relates generally to a fiber optic connector system. The fiber optic connector system includes two fiber optic connectors that each have a ferrule assembly mated together within a fiber optic adapter. The fiber optic connector system includes end faces of the ferrule assemblies that remain in a contacted state when an axial load is applied to an optical fiber of one of the two fiber optic connectors. As such, an optical connection remains between the two fiber optic connectors even when one connector is retracted from the other connector.

Abstract: A fiber optic cable terminal proximally terminates a stub cable carrying one or more optical fibers. The stub cable is structurally adapted to be advanced through at least a portion of a conduit by distally pushing a distal end of the stub cable from a location that is proximal to a proximal end of the conduit and without applying any pulling force at any location that is distal to the proximal end of the conduit.

Abstract: The present disclosure relates to turn-to-secure connection interface for securing two components together. The turn-to-secure interface includes stop arrangements including a snap-fit feature.

Abstract: One embodiment is directed to a system that is configured to communicate at least two different types of fronthaul data from a plurality of baseband units to a shared radio point using a single application-layer protocol that supports at least two types of elements. Each of the at least two types of elements is configured for a respective one of the at least two different types of fronthaul data. The system is configured so at least some of the elements communicated using the application-layer protocol include one or more sub-elements, where each sub-element comprises a type field, a length field, and a value portion.

Abstract: Systems and methods for PKI certificate and key allocations to wireless base station radio units are provided. In one embodiment, a system for obtaining PKI credentials for a remote unit for a wireless base station, the system comprises: a remote unit, the remote unit configured to implement a radio frequency (RF) interface; a gateway coupled to the remote unit, the gateway communicatively coupled to an online provision service (OPS) certificate authority (CA); wherein the gateway is configured to generate an AuthToken unique to the remote unit, wherein the remote unit is configured to request a RU digital certificate and private key from an OPS CA based on the AuthToken.

Abstract: Distributed optical tapping architectures include two or more optical tap terminals daisy-chained together. Each optical tap terminal includes an environmentally sealed enclosure; an optical tapping circuit positioned within an interior of the enclosure, the optical tapping circuit including an tap input, a tap pass-through output, and a tap drop output; and hardened interface locations (e.g., de-mateable fiber optic connection locations, cable-pass through glands, etc.) corresponding to the tap input, the tap pass-through output and the tap drop output.

Abstract: A telecommunications terminal including a terminal housing and a fiber optic adapter secured to the terminal housing and having a first port accessible from outside the terminal housing and a second port positioned inside the terminal housing, the first port being a hardened port. A first fiber optic cable is routed into the terminal housing, the first fiber optic cable being a tether cable having a free end outside the terminal housing, the free end including a hardened fiber optic connector. A second fiber optic cable is routed into the terminal housing, the second fiber optic cable including at least one optical fiber connected to the fiber optic adapter and at least one optical fiber connected to the tether cable.

Abstract: An optical system architecture includes indexed optical lines that are indexed between first and second multi-fiber connectors; a first of the optical line having a first end terminated at the first multi-fiber connector; and a second optical line having a first end terminated at the second multi-fiber. An input of an optical splitter is optically coupled to second ends of the first and second optical lines. The optical splitter splits optical signals carried over the first and second optical lines onto output lines so that each output line carries signals split from the first optical line and signals split from the second optical line.

Abstract: The present disclosure relates to a sealed closure having modular components, enhanced cable sealing, modular connection interfaces, enhanced cable anchoring and enhanced fiber management.

Abstract: An adapter structure for fixing a portion of a telecommunications cable to a telecommunications device and directing fibers within the cable into the device includes a crimp body and an outer mounting body. The crimp body defines a first side and a second side separated by a center portion and also includes two flexible legs extending from the first side and an integral crimp portion extending from the second side that has outer surface texturing. The outer mounting body includes a through-hole, where the two flexible legs of the crimp body fit into one end of the through-hole. It also includes tabs on opposing sides of the outer mounting body for slidable insertion into slots defined by the telecommunications device to prevent movement of the outer mounting body in a front to back direction, relative to the device.

Abstract: A base station antenna assembly that may include a base station antenna having a frame and a radome that covers the frame; and a first radio mounted to a radio support plate on a rear side of the base station antenna. The radio support plate may be configured to attach to the base station antenna by at least one guide rail that cooperates with one or more guide structures of the radio support plate. A rear surface of the radome may include a plurality of access holes, and the base station antenna assembly may include a plurality of connectorized cables soldered to components within an interior of the base station antenna that extend from the interior of the base station antenna through respective ones of the access holes.

Abstract: Systems are provided for managing a small cell telecommunication system servicing multiple network operators. In one aspect, a small cell telecommunication system can include management sub-system including a controller, multiple baseband processing units in communication with the controller, a transport module, and multiple remote antenna units. The controller can communicate with multiple core networks. Each core network is operated by a separate network operator for providing telecommunication services to terminal devices. Each of the baseband processing units can process data plane data and control plane data from at least one respective core network. The transport module can communicate signals between the baseband processing units and the remote antenna units of the small cell network. The management sub-system can provide a respective amount of capacity via the small cell network for each core network based on a respective subset of the baseband processing units assigned to the core network.