Abstract: A signal processing device includes a signal processor, a plurality of communicators, and a switch controller. The signal processor performs a preset signal processing for a detection signal that is output from a sensor. The plurality of communicators output communication data from an output terminal after converting data from the signal processor to communication data for different communication methods. The switch controller controls the data output operation of each of the plurality of communicators and then performs a switch operation to validate the data output operation of one of the plurality of communicators based on a selection signal that selects one of the communication methods. The switch controller sets the plurality of communicators to a high impedance output state at least at a time of performing the switch operation.

Abstract: Communications connectors are provided that include a plurality of inputs that are arranged as differential pairs of inputs and a plurality of outputs that are arranged as differential pairs of outputs. A plurality of low frequency conductive paths are provided, each of which electrically connects a respective one of the inputs to a respective one of the outputs. These low frequency conductive paths are configured to pass signals having frequencies in a first frequency band while substantially attenuating signals having frequencies in a second frequency band that includes higher frequencies than the first frequency band. A plurality of second conductive paths are also provided. Each of the plurality of second conductive paths is electrically in parallel with at least a portion of a respective one of the low frequency conductive paths.

Abstract: Provided is a network module, the module including a base unit, wherein the base unit includes at least one mating element that couples to a corresponding mating element of a network interface device; at least one connector element that couples to an add-on module; and the add-on module, wherein the add-on module includes at least one mating element corresponding to the connector element of the base unit, wherein the base unit is configured to interface with the add-on module and wherein the base unit is electrically connected to the add-on module.

Abstract: A transmitted digital signal from a digital signal processor is converted into an analog signal at an analog circuit, and then transmitted from transmission lines via a communication transformer. A communication apparatus has a plurality of communication modes that perform communication in different communication ranges. A controller in the digital signal processor changes an output level of the transmitted signal according to the communication modes. More specifically, the controller detects communication quality of the transmitted signal and lowers the output level of the transmitted signal within a range where the detected communication quality does not fall below predetermined quality.

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 system and method for wireless DSL routing without signal interference is disclosed herein. The system includes a DSL interface, a WLAN interface, and a power system. The WLAN interface is isolated from the rest of the system by various isolation and signal interference reduction techniques. The system can be implemented in a single printed circuit board.

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: A method of distributing group identifiers IDs (GIDs) in a power line communication (PLC) network, a method of receiving the GIDs, an authentication apparatus, and a PLC apparatus are provided. The authentication apparatus includes: an authentication mode storing unit which stores an authentication mode having a value including one of an authentication authorized mode and an authentication unauthorized mode; a GID request receiver which receives a GID request message from a PLC apparatus; and a GID transmitter which, if the authentication mode is the authentication authorized mode, transmits a GID corresponding to the PLC apparatus to the PLC apparatus. Authentication is realized in a PLC media access control layer distributing the GIDs between a PLC apparatus and an authentication apparatus, so manually inputting a GID into the PLC apparatus is not necessary. Further, the GIDs are distributed via the authentication apparatus, thereby centrally managing the GIDs.

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 dual mode user terminal for a calling party can make calls over both a conventional cellular network and a packet data network using VoIP protocols. If the called party is not available to receive a VoIP call over the packet data network, the user terminal for the calling party can request a third party user terminal available on the packet data network to relay the call between the calling party and the called party.

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: System and method for encoding status signals in DC voltage levels is provided. The value of a status indicator received on status signals are encoded as a series of pulses, and the voltage level from a power source, such as a power supply or a rechargeable battery, is modulated in accordance with the series of pulses. In an embodiment, the voltage level from the power source is varied between two levels, both of which are acceptable power levels. The drops in the voltage levels represent the value of the status indicator. On the receiving end, the power signal is translated into a logical voltage level and converted to a digital value. The digital value is decoded into the status indicator.

Abstract: A mechanism is provided for providing reliable redundant data communications. The mechanism issues a request for data to a set of powered elements using a set of secondary communication channels in response to a reduction in a level of communications being detected. The set of secondary communication channels comprises one or more alternating current power lines and the request is sent as data injected onto the alternating current power lines to the set of powered elements. The mechanism receives the data using the set of secondary communication channels from the set of powered elements, analyzes the data to determine a set of recovery actions to restore the level of communications, and issues the set of recovery actions to the set of powered elements using the set of secondary communication channels.

Abstract: A communication cable interface having a plurality of interface input jacks, each interface input jack capable of receiving an input connector of a service provider communication cable. The interface has an interface output jack for outputting a plurality of service provider signals onto another communication cable and into a distribution panel for distribution of signals to cabling that has been run throughout a residence. The signals are combined from the interface input jacks onto the interface output jack in a one-to-one relationship among terminals of the respective jacks.

Abstract: Various embodiments of the invention are directed toward a multi-zone audio distribution, amplification, and control system for use with structured wiring systems. Various embodiments of the invention allow audio signals received from multiple input sources to be selectively distributed to multiple zones in a home or building over a structured wiring system.

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 line module includes a plurality of pivoting insulation displacement connector holders, an insulation connector (IDC) positionable in at least one holder when the holder is in a connected position, and a gel-less jack in electrical communication with at least one IDC.

Abstract: A method, system, and computer program product are provided for communicating to a powered element in a rack system. A controller injects communication data onto power lines that provides power to a plurality of powered elements. The powered elements determine if the communication data transmitted via the power lines should be used for configuration using an address embedded within the communication data. The powered elements compare an embedded target address within the communication data to the address of the particular element. If there is a match between the addresses, the corresponding powered element processes the communication data to configure the powered element. As a result, data may be communicated over the power lines thereby eliminating the need for separate communication lines. Thus, the amount of cables required to interconnect the powered elements of the distributed data processing system may be reduced by eliminating the communication lines from the system configuration.

Abstract: There is provided a system for integrating at least one residential Plain Old Telephone System (POTS) phone to a cellular phone network. A Subscriber Line Interface Circuit (SLIC 120) interfaces audio from the cellular phone network to the at least one residential POTS phone. A line switcher (122), connected to the SLIC, connects the at least one residential POTS phone to any one of a POTS line or a cellular line. An audio gateway (116), connected to the SLIC, wirelessly receives the audio from a cellular phone connected to the cellular phone network for subsequent transmission to the at least one residential phone and wirelessly transmits the audio from the POTS line to the cellular phone.

Abstract: Interface devices for facilitating communications between devices and communications networks are provided. According to one aspect, a destination interface device for providing communications between a first device and a second device comprises one or more inputs, one or more outputs, and logic. The one or more inputs of the destination interface device receive data in a first format from a source interface device. The logic translates the data to a second format compatible with the second device. The translated data is then transmitted to the second device via the one or more outputs. The destination interface device may subscribe to the source interface device for access to enhanced features as well as for access to data associated with communications networks and devices.

Abstract: A system for locating corresponding ends of a communications or data patch cable used to conduct a signal between computing or telecommunications devices. The invention provides a physical indication of the location of an opposite end of a given patch cable when a switching means on the first end of the same cable is activated. The invention utilizes an existing pair of wires in category-type cables to send a DC voltage when activated to illuminate a light emitting diode in the opposite end of a patch cable thereby providing an immediate indication of the location of the termination of the opposite end of a patch cable making it possible to visually identify a cable without removing the cable from service or from connection of the modular plugs on either end of the cable.

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: 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 system and method for wireless DSL routing without signal interference is disclosed herein. The system includes a DSL interface, a WLAN interface, and a power system. The WLAN interface is isolated from the rest of the system by various isolation and signal interference reduction techniques. The system can be implemented in a single printed circuit board.

Abstract: An apparatus and method for enabling Cisco legacy power to support IEEE 802.3af standard power. A network power system capable of delivering data terminal equipment power via a media dependent interface (MDI) includes power source equipment according to a first power via MDI scheme such as Cisco legacy power and at least one powered device according to a second power via MDI scheme such as IEEE standard power. A power compatibility module is inserted between the power source equipment and the powered device to enable the power source equipment to appear according to the first power via MDI scheme and the powered device to appear according the second power via MDI scheme. In one embodiment, the module includes switches, a DC/DC converter, an IEEE power source equipment circuit, and an isolator. The module may optionally include a user signaling device for communicating operating conditions of the module to a user.

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: The disclosure describes an active network interface device (NID) enclosure having a modular construction that provides flexibility to a vendor and permits independent access to technician-accessible connections and subscriber-accessible connections while promoting resistance to environmental and security threats. The active NID enclosure includes an electronics enclosure and an access enclosure. The electronics enclosure contains active electronic components for conversion of data carried on a network signal carrier into services for delivery to subscriber devices. The access enclosure includes two separate access compartments, having separate covers, for independent access to either network terminals or subscriber terminals.

Abstract: This invention presents a multimode xDSL line card adaptive activation method, comprising the following steps: A) A master controller is installed and configured with multiple templates based on the modes of operation supported by a line card, and forwards templates to said line card; B) The line card receives templates forwarded by the master controller and activates the line card communications chip; C) The communications chip communicates with the remote CPE and decides on a mode of operation according to a handshake protocol; D) The line card employs a corresponding template according to the mode of operation chosen in Step C, and practices circuit activation with the CPE. This invention solves the existing problems in current multimode xDSL technology of poor compatibility and inability to adapt effectively.

Abstract: A system and method for establishing a high speed, substantially constant circuit based data connection over a conventional telephone line is provided. The circuit based connection is non-switched, thereby eliminating the need to establish a connection through a dial-up process. The circuit based connection is established between a user's terminal device and a digitizer, such as a basic rate interface transmission exchange card. The user's terminal device may be a modified version of a conventional integrated services digital connection modem. A user's computer, telephone, or other device may be connected to the user's terminal device to access an external network. The connection established in accordance with the present invention can transmit data at a rate far exceeding that of traditional dial-up connections.

Abstract: Systems and methods for interfacing plain old telephone system (POTS) devices, cellular network devices, and computer network devices with computer networks and cellular networks is presented. In a broad sense, the system includes an interface that bridges the POTS devices and the cellular devices with computer networks. The interface also bridges computer network devices with the cellular network. The interface is configured to convert signals which are compatible with POTS networks and cellular networks into signals compatible with computer networks. The signals may include content signals representing a telephone call and call attribute signals used to establish a telephone call. The interface is further configured to convert computer network compatible signals into cellular network compatible signals. The interface may also be utilized to aggregate cellular and computer network signals for communicating segmented data over multiple networks.

Abstract: Systems and methods are provided for passing through features from alternative network devices, such as cellular telephones, to plain old telephone system (POTS) devices. In a broad sense, the system includes an interface that bridges the alternative network devices to the POTS devices. The interface is configured to convey feature data contained within signaling data generated by the alternative network devices and pass the feature data through to the connected POTS devices. If the feature data is incompatible with the connected POTS devices, the interface is further configured to determine a compatible protocol for the connected POTS devices and translate the feature data into the compatible protocol.

Abstract: A system and method are presented for interfacing multiple plain old telephone system (POTS) devices with multiple cellular devices in communication with a cellular network to enable efficient communication among these devices. In a broad sense, the system includes an interface configured to function as a bridge between the POTS devices and the cellular devices. The interface selectively routes call attempts from a POTS device to one of a group of cellular devices which connect the calls from the POTS device over the cellular network. The interface may be configured to detect a key sequence for selecting a particular cellular device in the group during an outgoing call attempt from the POTS device. The interface then routes the outgoing call to the selected cellular device. The interface may also be configured to detect a telephone number entered into the POTS device during an outgoing call attempt and route the outgoing call to a particular cellular device based on criteria pre-programmed in the interface.

Abstract: A system and method are disclosed for operating a telephone to bypass wireline telephone service. A system that incorporates teachings of the present disclosure may include, for example, a housing component at least partially defining a first and a second enclosure. The housing component may be part of a Local Exchange Carrier Network Interface Device. In such an embodiment, the first enclosure may represent a service provider access portion, and the second enclosure may represent a customer access portion. The system may also include a door coupled to the housing component. The door may be capable of being releasably secured in a closed position such that the door defines a portion of the first enclosure. A cradle system formed to receive a wireless transceiving device may be secured within the first enclosure in a manner allowing the door to be releasably secured in the closed position.

Abstract: A flexible data outlet includes a housing configured for placement in an operating area of a user, such as on a wall adjacent to a user's work space. User interface circuitry in the housing provides an interface to user equipment located in the user operating area, including a user telephone device and a user data device such as a personal computer. The user interface circuitry includes a link-layer interface to the user data device. Both wired and wireless user connections are supported. Premises interface circuitry in the housing provides an interface to premises equipment located generally outside the user operating area. The premises equipment includes data processing equipment and telephone communications equipment providing access to a public telephone network. Bridge circuitry in the housing provides communications connections between the user interface circuitry and the premises interface circuitry in a flexible manner, enabling the provision of a variety of information services to the user.

Abstract: A communication coupling includes a communication port, which communicates with a network component. The communication port includes first and second paths of communication with the network component. A switch may be coupled with the communication port. The switch includes a first position in which the communication port receives a first communication signal from the network component using the first path of communication and transmits a second communication signal to the network component using the second path of communication. The switch may also include a second position in which the first communication port receives the first communication signal from the network component using the second communication path and transmits the second communication signal to the network component using the first communication path.

Abstract: An ADSL POTS splitter includes low pass filter. The low pass filter includes a first inductor portion in communication with the line interface and a second inductor portion isolated from the line interface via an isolation capacitor. In one embodiment, the first inductor portion is characterized for non-saturation in conventional operating ranges. The first non-isolated inductor portion has a respective DC saturation current and the isolated inductor portion has a respective DC saturation current. The DC saturation current of the first non-isolated inductor portion is substantially greater than the DC saturation current of the isolated inductor portion for achieving higher inductance in the isolated inductor portion.

Abstract: An out of band communications apparatus includes first and second data lines arranged in a differential pair. The data lines convey high speed data within a first frequency range and out of band data within a second frequency range that differs from the first frequency range. The apparatus also includes a band pass filter coupled to the first and second data lines. The filter only passes the out of band data and blocks the high speed data. The apparatus also includes a device coupled to the band pass filter and configured to at least one of transmit and receive out of band data.

Abstract: A system for reconstructing missing packets in a packetized audio TTY stream that includes: (a) an input 328 operable to receive a plurality of first packets, each comprising one or more TTY tones in a sequence of TTY tones; and (b) a processor 332 operable to: (i) order the packets; (ii) depacketize the TTY tones in the plurality of first packets; (iii) determine when a TTY tone is missing from the sequence of TTY tones; (iv) when a TTY tone is missing, perform at least one of the following steps: (1) determine the a TTY tone based on a portion of the tone contained in an adjacent packet; and (2) determine the a TTY tone based on one of(i) a random or pseudo-random tone selection, (ii) a comparison of a first probability associated with a first TTY character generated from a first tone substituted for the missing a TTY tone with a second probability associated with a second TTY character generated from a second tone substituted for the missing TTY tone, and/or (iii) a comparison of a first ordering of T

Abstract: According to one embodiment, a method for converting alternating current voltage signals to Ethernet in-line power includes converting an alternating current voltage signal to an approximate direct current voltage signal, adding at least one odd harmonic of the approximate direct current voltage signal to produce a compensated direct current voltage signal, and conditioning the compensated direct current voltage signal to produce an Ethernet in-line power signal.

Abstract: An apparatus includes a memory unit, a microcontroller, a first communication port providing a first communication path between the apparatus and a computer system, and a second communication port providing a second communication path between the apparatus and a peripheral device. The peripheral device is also communicatively linked with the computer system via a third communication path that bypasses the apparatus. Control of the peripheral device is subject to the apparatus.

Abstract: A novel data communication device includes a switching mechanism, a detector, a storage, a measuring unit, a comparator, and a controller. In at least one embodiment, the switching mechanism is configured to connect and disconnect a facsimile device to and from a communication line used in common by the data communication device and the facsimile device. The detector is configured to detect an off-hook state of the facsimile device. The storage is configured to store a delay time. The measuring unit is configured to measure a reference time and a dialing detection time. The comparator is configured to compare the reference time and the dialing detection time. The controller is configured to enable or disable a facsimile priority function depending on whether or not the reference time and the dialing detection time are substantially equal to each other.

Abstract: According to one embodiment, a terminal apparatus includes a telephony application function which converts a first voice signal input from a voice input unit into a second voice signal to be transmitted on a first communication line by a converter, and converts the second voice signal received from the first communication line into the first voice signal by the converter, a connector which connects a second communication line to transmit the first voice signal, and a processor which treats the first voice signal input from the voice input unit to selectively derived to the converter or the second communication line in response to a use request for a line, and treats the first voice signal output from the converter or the second communication line.

Abstract: An auto-swap call box device for VoIP telephony and a method of automatically swapping line connection, in which the control module of the call box controls a subscriber line interface circuit module, a line interface module, and a switch module to sequentially detect the electrical signal of a first phone line socket and the electrical signal of a second phone line socket, so as to set a first sense logic value and a second sense logic value, based on which by the control module the line connections to the first and the second phone line socket are routed.

Abstract: A system (400) and method for controlling an operation of an electrical power network (420) is described. The method includes configuring an allowable performance of an electrical power network over a predetermined time period as a probability expression comprising a historical term and a future term having an electrical power network operating condition variable. The method also includes calculating a network performance target value (300) according to the probability expression by using a historical electrical power network operating condition value for the electrical power network operating condition variable. The method further includes using the performance target value for controlling the electrical power network effective to achieve the allowable performance. The system includes a database (406), a processor (404) coupled to the database, and a monitoring and control module (410) coupled to the processor.

Abstract: A network interface device located at a customer's premises includes an external interface that receives a plurality of telecommunication services via a coaxial connection from a telecommunication service provider. The services are received using Data Over Cable Service Interface Specifications. The network interface device also includes at least two distinct internal interfaces that distribute the plurality of telecommunication services to at least two distinct internal transport media. The network interface device also includes a processor the is programmed to receive combined signals comprising the telecommunication services from the external interface, process the combined signals into separate signals representative of distinct telecommunication services, and map each of the separate signals to separate ones of the at least two distinct internal interfaces for distribution at the customer's premises via the internal transport media.

Abstract: Embodiments of the present invention relate to apparatus and methods to provide power to a communications unit. In one embodiment of the present invention, a system includes a first communications network to engage in communications with the communications unit and a second communications network to provide power to the communications unit.

Abstract: A method and an apparatus provide for determining whether a data terminal equipment (DTE) device represents a compatible device lacking an independent power supply and adapted to be powered using phantom power over a wired connection from a communications device such as a switch. A detection signal may be transmitted from the communications device to an identity network connected to the DTE. A response detection signal may be returned and checked in a receiver at the communications device. A switch may then be closed to provide phantom power if the result of the check indicates that the DTE is a compatible device adapted to receive phantom power. Compatible DTE device may include telephones, Voice over IP (VoIP, IP or Ethernet) telephones, network access devices, computers, and the like.

Abstract: A DC/DC converter capable of preventing abnormal temperature increase in a power transistor. The DC/DC converter comprises a loop circuit, a power transistor, an abnormal high temperature detection circuit, and an abnormality processing circuit. The power transistor supplies an electric current to the loop circuit according to a control pulse signal. The loop circuit accumulates electromagnetic energy in an inductor when the electric current is supplied and generates a negative DC voltage by causing a loop electric current to flow by using the electromagnetic energy accumulated in the inductor when no electric current is supplied. The abnormal high temperature detection circuit detects a normal/abnormal state of temperature of the power transistor. The abnormality processing circuit switches the power transistor off when the abnormal high temperature detection circuit has detected that the temperature of the power transistor is abnormal.

Abstract: Methods and apparatus for protecting quality of service during a process involving bridge tap in a communications system are described. Bridge tap may occur during system construction, central office re-concentration, replacement projects, upgrade projects, expansion projects, and installation of back-up cables, etc. Cables, with one end connected to a point in the system, and the other end left unterminated, result in bridge tap. In the bridge tap moderator of the present invention, a plurality of termination networks are attached to a modular connector such that a separate termination load is placed across each connector terminal pair for each corresponding wire pair of the cable. Communication lines can be easily attached to the moderator thereby easily, quickly, and efficiently eliminating bridge tap on a large number of wire pairs. The bridge tap modulator apparatus and method of use also minimize the amount of time bridge tap exists during cable and/or communication device installation.