Abstract: A semiconductor device includes a master chip and a first slave chip. The master chip outputs a write signal or read signal and a chip identification (ID) signal and outputs data through a transmitter activated by the write signal or receives data through a receiver activated by the read signal. The first slave chip enters a write operation according to the write signal and activates a first receiver to store the data when the chip ID signal has a first logic level combination. The first slave chip enters a read operation according to the read signal and configured to activate a first transmitter to output the data when the chip ID signal has a first logic level combination. The master chip and the first slave chip are vertically stacked and are electrically connected to each other by a plurality of through electrodes penetrating the first slave chip.

Abstract: A re-enterable enclosure has a cover arrangement removably disposed within the interior between a rear wall and an access opening to separate the interior into a restricted access region and an unrestricted access region. The cover arrangement extends over the restricted access region to inhibit access to the restricted access region from the access opening. First and second entrances to the restricted access region are provided from the unrestricted access region. The second entrance is different from the first entrance. In some implementations, a termination field is provided at a first side of the restricted access region and a splice tray is provided at a second side of the restricted access region.

Abstract: A closure (15) is installed at a network distribution point to facilitate upgrading a subscriber network (10) to extend optical fibers closer to the subscribers (18). The closure (15) may include active equipment to convert optical signals to electrical signals. The closure (15) enables a plug-and-play connection to the active equipment to facilitate installing and/or upgrading active equipment at the closure (15). The closure (15) also is expandable to enable drop cables (or other optical cable) to be routed from the closure (15) towards the subscribers (18).

Abstract: A compartmentalized enclosure for controlling access to different components in a telecommunications system including a lower housing member shaped to define an outer perimeter portion and a cavity, a panel member configured to move between a closed panel position, where the panel member prevents access to equipment within the cavity, and an open panel position, where the panel member permits access to the cavity, wherein the panel member is disposed in the cavity of the lower housing member, and is shaped to define a inner perimeter portion that is configured to substantially match and fit within the outer perimeter portion of the lower housing member so as to form a substantially perimeter matching portion that prevents access to equipment within the cavity between the inner perimeter portion and the outer perimeter portion when the panel member is in the closed position.

Abstract: Certain types of aggregation enclosures include cable input ports and downwardly angled cable output ports. A cover is pivotally coupled to the body so that the cover moves between an open position and a closed position. A modular component panel may be disposed within the enclosure. The component panel includes one or more distribution components (e.g., fiber distribution components or power distribution components) configured to connect at least a portion of an incoming cable to at least a portion of an outgoing cable.

Abstract: A system and an enclosure for protecting one or more electronic devices and having a rear base defining a cavity for holding the electronic device. The enclosure has a front cover coupled to the rear base and moveable between an open position and a closed position and a removable tear-away plug that when removed allows water to drain out of the enclosure. The enclosure has a rear base external surface that has a vertical indented portion configured to receive a pole and a horizontal indented portion and a slot configured to receive a fastener for attachment to the pole.

Abstract: There is a need for a network interface supporting various line speeds to have a smaller size and provide more flexible accommodation than the related art. In the present invention, provided is a communication device including a transfer processing unit which has four connectors capable of coupling with network interface units to be accommodated in one slot, and a packet processing circuit configured to process a packet input from the network interface via any one of the connectors and output the packet toward the network interface unit to be coupled with the connector, and a path control unit configured to manage a path between the packet processing circuit and the connector.

Abstract: A cover assembly has a plurality of covers that are movable between an open and closed position to cover access openings in a base. The assembly includes a locking assembly for locking one or more of the covers in the closed position. The locking assembly includes a locking tab on the base that has two locking apertures. One locking aperture receives a lock to overlie a front face of each of the covers to prevent the covers from opening. A second locking aperture is oriented to mate with an aperture in a locking tab on one of the covers to lock the cover in a closed position while allowing the other cover to open independently of the other. In another embodiment, one cover has a flange that overlies at least a portion of the other cover so that locking one of covers prevents both covers from being opened.

Abstract: A cable including a connector for connecting a vehicle rearview mirror monitor or a vehicle dashboard monitor to a camera connected to the rear of the vehicle. The cable has a smaller diameter than those currently available and includes wires for controlling a number of vehicle functions. A single cable wire provides both power and video signals to the monitor.

Abstract: The present invention relates to a power-line-communication adapter including a main functional unit (PLTC) supplied with direct voltage by an internal voltage converter (AC/DC), characterized in that said adapter includes at least one switch (I1, I2) for interrupting the direct current supply to the main unit (PLTC) while the adapter is operating in standby mode.

Abstract: Certain types of aggregation enclosures include cable input ports and downwardly angled cable output ports. A cover is pivotally coupled to the body so that the cover moves between an open position and a closed position. A modular component panel may be disposed within the enclosure. The component panel includes one or more distribution components (e.g., fiber distribution components or power distribution components) configured to connect at least a portion of an incoming cable to at least a portion of an outgoing cable.

Abstract: A voltage signal and a wetting current are received from a switching device. A first pulse train is created from the voltage signal and the first pulse train has a first duty cycle that is proportional to the voltage at the switching device. The first pulse train is transmitted across an isolation barrier. The first pulse train that is received across the isolation barrier is digitized and at least one operating condition of the switching device is determined based upon the digitized pulse train. A second pulse train having a second duty cycle is received and the wetting current from the switching device is controlled based upon the second duty cycle.

Abstract: A telephone on-hook/off-hook state communication system. The system includes a first part, for example in the form of an In-Line Analog POTS presentation Adapter, which is operable to interconnect between a telephone apparatus and a pair of conductors, and a second part operable to interconnect between the pair of conductors and a telephone adapter unit, the first part including a variable impedance and means for changing the impedance of the variable impedance such that a property of the impedance at a predetermined frequency (f) greater than zero changes in response to the telephone apparatus transitioning between an on-hook state and an off-hook state, the second part including a detector for detecting the change in the impedance of the variable impedance of the first part via the pair of conductors.

Abstract: An apparatus (100, 200) for interfacing between an external telephone (12) and telecommunications network (24), wherein the telephone provides and accepts subscriber-side signals (126, 216) and the telecommunications network provides and accepts provider-side signals (132). A control circuit (150) and a first port (110) communicating the subscriber-side signals with said control circuit and a second port (116) communicating the provider-side signals with said control circuit. The control circuit converts the subscriber signals to the provider signals, and the provider signals to the subscriber signals.

Abstract: Embodiments relate to a filtering device that filters a telecommunications signal and outputs to a telephone and a data port depending on whether a data plug has been inserted into the data port. A micro switch at the data port is activated and brings filtering components in-line when a data plug is inserted, and the filtering components filter the combined telecommunications signal and outputs filtered telephony only signals to the telephone port, and data only signals to the data port. When no data plug is present in the data port, the micro switch is not activated, and the filter is bypassed, thereby presenting unfiltered telephone and data signals to the telephone port as well as any extension sockets connected thereto, but no signals to the data port.

Abstract: An Ethernet extension device is provided for metro or last mile Ethernet service via twisted pairs as opposed to fiber optics. The Ethernet extension device is implemented as a plug-in extension for existing infrastructure (e.g., in a standard electrical wall box or Type-200™ Mechanics card) that employs lighting and power cross protection required by the telephone companies for Ethernet connectivity to the telephone network (e.g., for connection between a user's building and a telephone company building over existing outdoor telephone cables).

Abstract: An apparatus (100, 200) for interfacing between an external telephone (12) and telecommunications network (24), wherein the telephone provides and accepts subscriber-side signals (126, 216) and the telecommunications network provides and accepts provider-side signals (132). A control circuit (150) and a first port (110) communicating the subscriber-side signals with said control circuit and a second port (116) communicating the provider-side signals with said control circuit. The control circuit converts the subscriber signals to the provider signals, and the provider signals to the subscriber signals.

Abstract: A telephone unit device connectable in series between a telephone set and a wire pair coupled to a telephone service and carrying DC power and an AC telephone signal. The device includes: a first connector connectable to the wire pair; a second connector connectable to the telephone set; means connected between the first and second connectors for passing substantially without change the AC telephone signal between the wire pair and the telephone set; and means connected between the first and second connectors for receiving DC power only from the wire pair and converting the DC power to a level suitable for proper telephone operation of the telephone set connected thereto.

Abstract: A method and an apparatus for upgrading an existing service outlet (e.g. LAN, telephone, power or CATV outlet) in a house by adding functionality thereto. The functionality is added by an add-on module, connected electrically and secured mechanically to the existing outlet. Several attachment devices are exampled, including surface attachment, side clamping, snap locking, strap securing and fastening screws. The add-on module may include a service connector for retaining the basic existing outlet function. The module may be attached in a permanent way or by using a detachable solution.

Abstract: In conjunction with a wiring in a house carrying data network signal, a modular outlet (100) includes a base module (100a) and interface module (100b). The base module connects to the wiring and is attached to the surface of a building. The interface module provides a data unit connection. The interface module is mechanically attached to the base module and electrically connected thereto. The wiring may also carry basic service signal such as telephone, electrical power and cable television (CATV). In such a case, the outlet provides the relevant connectivity either as part of the base module or as part of the interface module. Both proprietary and industry standard interfaces can be used to interconnect the module. Furthermore, a standard computer expansion card (such as PCI, PCMCIA and alike) may be used as interface module.

Abstract: A method and an apparatus for upgrading an existing service outlet (e.g. LAN, telephone, power or CATV outlet) in a house by adding functionality thereto. The functionality is added by an add-on module, connected electrically and secured mechanically to the existing outlet. Several attachment devices are exampled, including surface attachment, side clamping, snap locking, strap securing and fastening screws. The add-on module may include a service connector for retaining the basic existing outlet function. The module may be attached in a permanent way or by using a detachable solution.

Abstract: A method and an apparatus for upgrading an existing service outlet (e.g. LAN, telephone, power or CATV outlet) in a house by adding functionality thereto. The functionality is added by an add-on module, connected electrically and secured mechanically to the existing outlet. Several attachment devices are exampled, including surface attachment, side clamping, snap locking, strap securing and fastening screws. The add-on module may include a service connector for retaining the basic existing outlet function. The module may be attached in a permanent way or by using a detachable solution.

Abstract: Embodiments of the invention provide network interface devices and systems and methods for using them. For instance, a system in accordance with certain embodiments of the invention comprises a network interface device adapted to receive a plurality of sets of telecommunication information (telecommunication can include, inter alia, voice signals, Internet Protocol data, audio signals, data representing encoded audio signals, video signals and data representing encoded video signals) and distribute at least one of the plurality to a customer premises. The system can further include a control point operable to transmit configuration information to the network interface device. The configuration information can be operable to configure the behavior of the network interface device with respect to one or more of the information sets.

Abstract: The present invention relates to a method and a ID-programming tool (30) for assigning a unique network entity identity number to a network entity (10). The network entity (10) is adapted to perform said method. The network entity (10) comprises a number of subscriber lines (12) and the network entity is adapted to perform at least one line condition test on said subscriber lines at a predefined occasion. Said subscriber lines are encoded to comprise a unique network entity identity number information by means of the ID-programming tool (30). Further, decoding means (42) is adapted to decode the network entity identity number information resulting from said test to gain said network entity identity number. Said network entity identity number is stored in a storage device (20) on the network entity (10).

Abstract: A method, apparatus, and system in which one embodiment includes a network interface device (NID) located outside a building and a power supply unit located inside the building. The power supply unit has an electrical isolation component and one or more ports that couple via a first phone line and a second phone line to the NID to provide isolated DC power to the NID.

Abstract: A 7th order splitter for replacing the known 9th order splitter of an ISDN/POTS telecommunication system and reducing thereby the space occupied on the board as well as the cost. The 7th order splitter comprising, between line terminals (Line+, Line?) and POTS/ISDN terminals, the cascade connection of a LC filter cell (L21a, L12b, C21) and several elliptical filter cells (L22a, L22b, C22, C24, C25; L23a, L23b, C23, C26, C27). One or more of these filter cells is associated with a damped series resonance circuit comprising a capacitor (C21; C22; C23) series coupled with an RL circuit (R21, L24; R22, L25; R23, L26) between two winding (L21a, L21b; L22a, L22b; L23a, L23b) of a symmetrical coil of the associated filter cell. Each RL circuit is constituted by the parallel coupling of a resistor (R21; R22; R23) and a coil (L24; L25; L26).

Abstract: Assemblies and methods are provided for facilitating copper-wire patching. More particularly, the assemblies and methods involve mounting patch ports arranged along a horizontal plane (horizontally-aligned) with respect to a tray. The tray is movably mounted with respect to a cabinet enclosure, e.g., via a pivotal or translational (sliding) relationship, thereby providing easy access to the ports. The horizontally-aligned configuration advantageously increases patching density within a cabinet structure while maintaining port accessibility.

Abstract: Provided is an apparatus for splitting an input signal, the apparatus including a xDSL profile filter for filtering a first sub-signal from the input signal, the first sub-signal according to a xDSL profile, and outputting a xDSL profile output signal; a voice-band filter for filtering a second sub-signal from the input signal, the second sub-signal according to a voice frequency band, and outputting a voice-band output signal; and a user interface for selecting a xDSL profile mode, wherein the xDSL profile mode is consistent with one of a plurality of xDSL profiles, and wherein the xDSL profile filter filters the first sub-signal according to the xDSL profile mode.

Abstract: The present invention concerns a device comprising a first interfacing means for linking to a residential phone wiring and a second interfacing means for accessing a network, the residential phone wiring being connected to a first phone subscriber line interface means located in a central office, the residential phone wiring comprising plugging means for connecting at least a first analogue phone. The device comprises second phone subscriber line interface means for providing phone services over the network and means for coupling the first phone to the second phone subscriber line interface means when the residential phone wiring is disconnected from the first phone subscriber line interface means.

Abstract: A device, a method and a line testing device connected to a line-capturing matrix for providing wetting current in the communications field are disclosed. Connecting the line-capturing matrix to a wetting current circuit in a network device makes it possible to acquire a wetting current from the wetting current circuit via the line-capturing matrix in the network device. In accordance with embodiments of the invention, one wetting current circuit may provide wetting currents for lines of multiple ports by connecting to a line-capturing matrix in the network device. The wetting current circuit may be a built-in or an independent wetting current circuit. By using the solution provided in the embodiments of the invention, the cost of system hardware may be reduced while the power consumption of the system may be lowered.

Abstract: A method and an apparatus for upgrading an existing service outlet (e.g. LAN, telephone, power or CATV outlet) in a house by adding functionality thereto. The functionality is added by an add-on module, connected electrically and secured mechanically to the existing outlet. Several attachment devices are exampled, including surface attachment, side clamping, snap locking, strap securing and fastening screws. The add-on module may include a service connector for retaining the basic existing outlet function. The module may be attached in a permanent way or by using a detachable solution.

Abstract: Systems and methods for monitoring a telephone line connected to a port of a voice gateway are described. In one embodiment, the method includes: obtaining a value representing an electrical characteristic of the port of the voice gateway; determining whether the value is within an acceptable range; determining whether a call originating from, or terminated at, a device connected to the telephone line completed successfully; and in response to determining that the call completed successfully, creating a new acceptable range based, at least in part, on the obtained value.

Abstract: A method of signal communication includes receiving a selection signal, and selecting a selected frequency range used for a multi-carrier signal communication from a set of predetermined frequency ranges for signal communication depending on the selection signal. The set of predetermined frequency ranges includes a first frequency range and a second frequency range including the first frequency range.

Abstract: Systems and methods for accessing and distributing content objects. Various of the systems and methods utilize a number of content object entities that can be sources and/or destinations for content objects. A combination of abstraction and distinction engines can be used to access content objects from a source of content objects, format and/or modify the content objects, and redistribute the modified content object to one or more content object destinations. In some cases, an access point is included that identifies a number of available content objects, and identifies one or more content object destinations to which the respective content objects can be directed.

Abstract: According to embodiments of the present invention, a method, system and apparatus for controlling a network interface device is disclosed, the network interface device for enabling communication between a communications network and at least one customer device. A condition of the network interface device is determined. In response to the condition of the network interface device qualifying as a reset condition, a trigger is generated. The trigger is released to a power controller, the trigger having an ability to cause the power controller to cycle power to the network interface device.

Abstract: In conjunction with a wiring in a house carrying data network signal, a modular outlet (100) includes a base module (100a) and interface module (100b). The base module connects to the wiring and is attached to the surface of a building. The interface module provides a data unit connection. The interface module is mechanically attached to the base module and electrically connected thereto. The wiring may also carry basic service signal such as telephone, electrical power and cable television (CATV). In such a case, the outlet provides the relevant connectivity either as part of the base module or as part of the interface module. Both proprietary and industry standard interfaces can be used to interconnect the module. Furthermore, a standard computer expansion card (such as PCI, PCMCIA and alike) may be used as interface module.

Abstract: A linefeed driver apparatus includes a first current mirror having an input leg for current IIN1 and a mirrored leg for current IMIRR1, wherein IMIRR1 varies proportionately to IIN1 with a gain of ?1. The input leg and the mirrored leg of the first current mirror are coupled to provide (?1+1)IIN1 to a driven line. The apparatus includes a second current mirror having an input leg for current IIN2 and a mirrored leg for current IMIRR2, wherein IMIRR2 varies proportionately to IIN2 with a gain of ?2. The mirrored leg of the second current mirror provides ?2IIN2 to the driven line, wherein ?2=?1+1.

Abstract: A system is described for providing communication services and this system comprises a communication network with a number of exchanges and a number of connection points. Each connection point is connected by a fixed line to an exchange and is adapted to connect at least one communication terminal to the corresponding exchange. First connection points of the number of connection points are in an operative state and second connection points of the number of connection points are in an inoperative state. Operative connection points allow a communication terminal connected thereto access to at least one communication service through the system by having been assigned a unique address from a first group of unique addresses to each of the operative connection points.

Abstract: A patch panel apparatus, system, method and computer program product for patch cord path tracing is provided.

Abstract: A VDSL splitter device adapted to receive a multi-frequency signal that includes a POTS signal portion and a VDSL signal portion and outputs separate POTS and VDSL signals. The VDSL splitter device includes an input port that receives the multi-frequency signal, a POTS output port, and a VDSL output port. The VDSL splitter also includes a POTS signal conditioning network electrically connected to the input port and the POTS output port. The POTS signal conditioning network receives the multi-frequency signal from the input port and outputs the POTS signal at the POTS output port. The VDSL splitter device also includes a VDSL signal conditioning network electrically connected to the input port and the VDSL output port. The VDSL signal conditioning network includes a voltage blocker and a VDSL high-pass filter, and is adapted to receive the multi-frequency signal from the input port and outputs the VDSL signal at the VDSL output port.

Abstract: Exemplary embodiments of the present invention relate apparatus used to interface to a communications network. Specifically, the embodiments relate to apparatus for placement in a network interface device (NID), and may also relate to a configuration for an interface module that may be used as a splitter and balun for telephone and data services. With regard to the interface module, embodiments of the interface module include a housing containing a pivotal rearward extending portion wherein a bottom of the pivotal rearward extending portion is above a bottom of an adjacent portion of the housing providing an open region below the bottom of the pivotal rearward extending portion, at least one wire extending from a front potion of the housing and connecting a balanced pair of telephone wires from the telephone company to the customer premises, and a coaxial connector disposed on a side of the pivotal extending portion.

Abstract: A system for providing power to a network interface device (NID) includes a primary power supply device (PPSD), a battery backup device (BBD), and an electrical bus connecting the PPSD, the BBD, and the NID in parallel. The PPSD is operable to power the NID. The BBD is configured to provide power to the NID in response to a power loss event, such as the PPSD failing to provide adequate power to the NID.

Abstract: Embodiments disclosed herein describe a network device including a class AB common mode suppression (CMS) circuit coupled in parallel between a line voltage source and a physical layer (PHY) device that provides active EMI suppression and Phy device termination. A network connector is coupled to provide the line voltage source to the class AB CMS circuit. The class AB CMS circuit provides current to the PHY device, terminates open-drain transmit drivers of the PHY device and suppresses common mode noise thereby minimizing electromagnetic interference. In other embodiments, the class AB CMS circuit is coupled in parallel between the network connector and a physical layer (PHY) device. The class AB CMS circuit suppresses common mode noise, and terminates open-drain transmit drivers of the PHY device, thereby minimizing electromagnetic interference.

Abstract: An interface device and method for testing a telecommunication circuit by utilizing a test cord that has a first end that is integrated with the interface device and a second end that terminates with a test connector. Upon insertion of the test connector into a test port of a connectivity block, the interface device may be configured to allow for monitoring of the telecommunication circuit, without disrupting the circuit. Similarly, the interface device may be configured to disrupt the telecommunication circuit and allow a user to examine both sides of the circuit.

Abstract: A method and an apparatus for upgrading an existing service outlet (e.g. LAN, telephone, power or CATV outlet) in a house by adding functionality thereto. The functionality is added by an add-on module, connected electrically and secured mechanically to the existing outlet. Several attachment devices are exampled, including surface attachment, side clamping, snap locking, strap securing and fastening screws. The add-on module may include a service connector for retaining the basic existing outlet function. The module may be attached in a permanent way or by using a detachable solution.

Abstract: A monitor includes a video circuit, a modem circuit, and a router circuit. The video circuit controls display of the monitor. The modem circuit is connected to a phone line interface. The router circuit is connected to the modem circuit and a number of network interfaces. The modem circuit enables the phone line interface to communicate with the router circuit, and the router circuit outputs multi-channel network signals via the number of network interfaces.

Abstract: According to embodiments of the present invention, a method, system and apparatus for controlling a network interface device is disclosed, the network interface device for enabling communication between a communications network and at least one customer device. A condition of the network interface device is determined. In response to the condition of the network interface device qualifying as a reset condition, a trigger is generated. The trigger is released to a power controller, the trigger having an ability to cause the power controller to cycle power to the network interface device.

Abstract: A midspan power adapter is provided for use in a balanced communication system, such as an Ethernet system, where differential signals are transmitted between two devices. The adapter passes data signals through, and provides power to an end device, such as an IP phone, with significantly less contribution to the electromagnetic emissions of the system than known midspan adapters. Balance and symmetry inherent in a structured cable can be maintained by a termination network connecting center taps of a transformer and the spare pairs of both the incoming and outgoing cables to a common point. The adapter can provide power through unused wires (known as spare pair power) or by combining power with data signals (known as phantom feed). A common mode choke is included in the power feed to prevent noise currents from flowing through the power supply connections to earth ground, helping to minimize radiated noise.

Abstract: The telephone line coupler circuit has a single transmit opto-coupler whose output includes a DC bias component connected to a gate of a line seize switch for connecting a DC line seize load across the ring and tip contacts of the telephone line. The line seize switch is saturated by the transmit opto-coupler bias output and the AC component of the transmit opto-coupler output is sent over the telephone lines. The receive opto-coupler is used both for receiving communications signal and for detecting the ring signal. The band pass filter connected to the output of the receive opto-coupler may be switched to pass a ring signal frequency band or a communications frequency band. The circuit operates using two opto-coupler devices while conventional circuits require four opto-coupler devices.

Abstract: An impedance blocking filter circuit is provided for use in telecommunication systems for interconnecting between incoming telephone lines and customer's terminal equipment so as to unconditionally block impedances above 20 KHz due to the customer's terminal equipment from an ADSL network unit and/or home networking interface unit. The filter circuit includes first, second, and third inductors connected in series between a first input terminal and a first common point. A first resistor has its one end connected also to the first common point and its other end connected to a first output terminal. Fourth, fifth and sixth inductors are connected in series between a second input terminal and a second common point. A second resistor has its one end also connected to the second common point and its other end connected to a second output terminal. A capacitor has its ends connected across the first and second common points.