Matches 1 - 50 out of 149 1 2 3 >


Match Document Document Title
8923486 System and method for remotely diagnosing and reporting failures in network equipment  
A system and method for initiating a telephone call to a telephone line that is connected to a modem and an answering machine, the modem being configured to connect to the telephone call prior to...
8515018 Automatic telephone line loop around system and method  
A loop around system and method for use in a telephone line monitors line conditions to detect the initiation of loop testing and automatically bypasses an electronic device, such as a DSL line...
8494120 Detecting foreign voltage faults in telephone customer premise equipment  
In general, in one aspect, the disclosure describes a digital network to telephone interface device having a controller capable of detecting foreign voltage faults without interrupting telephone...
8483364 Telecommunication system for improving quality of service  
Telecommunication system servicing a plurality of telecommunication interface lines that allows improving a service quality by keeping connection on these lines in the case of computer freezing...
8472614 Attenuation and termination circuit using impedance synthesis  
The present invention discloses circuits for isolating and attenuating signals generated by a telephone network. In disclosed embodiments, a metering pulse signal is isolated from the terminals of...
8331430 Channel diagnostic systems and methods  
A system includes at least one adaptive filter coupled to a first communication channel and at least one other communications channel. The at least one adaptive filter includes at least one set of...
8254562 Port detection and protection circuit and electronic device using the same  
A port detection and protection circuit utilizes a voltage detection circuits to output a detection signal according to a voltage difference between the tip signal and the ring signal and utilizes...
8107593 Method and apparatus for testing new copper connections during migration from analog network elements to next generation network (NGN) elements  
This invention makes it possible to transparently test replacement functionality and optionally migrate subscribers on analog phone lines, served, for example, by PSTN Class 5 elements, to Next...
8031841 Method and apparatus for automated asymmetric digital subscriber line loop testing  
A method and apparatus for mechanizing the currently manual ADSL loop testing process is disclosed. In one embodiment, an automated loop testing device is disclosed, where the loop testing device...
8018859 Method and apparatus for asynchronous alarm correlation  
A method and apparatus for providing asynchronous alarm correlation in packet networks are disclosed. For example, the method receives a trigger, and performs an asynchronous correlation of at...
7970109 Auto block and auto discovery in a distributed communication system  
A voicemail system enabling various components of the voicemail system to be distributed geographically yet operate as a seamlessly integrated system is disclosed. A signal gateway interfaces with...
7769140 Analog subscriber board  
The present invention is a new solution of line and relay in an analog subscriber board, which has a less number of relays and can decrease the cost and save the space while realizing the basic...
7660408 Attenuation and termination circuit using impedance synthesis  
The present invention discloses circuits for isolating and attenuating signals generated by a telephone network. In disclosed embodiments, a metering pulse signal is isolated from the terminals of...
7626399 Broken lead detection  
The present invention relates to a broken lead testing device for determining whether a lead in a balanced lead pair of a datacom circuit is broken or faulty. Terminated leads are subjected to a...
7620155 Method and apparatus for automated asymmetric digital subscriber line loop testing  
A method and apparatus for mechanizing the currently manual ADSL loop testing process is disclosed. In one embodiment, an automated loop testing device is disclosed, where the loop testing device...
7542763 Provisioning of wireless private access subscribers for location based services  
A private wireless network access point is associated with a predetermined telephone number corresponding to a physical location. The associated predetermined telephone number is included with...
7516048 Externalized metric calculation engine  
Calculating, detecting, observing, and validating operating characteristics, conditions, and metrics, especially quality of service metrics, of a system. The quality of service metrics are...
7076030 Method and system for testing XDSL wiring  
In an XDSL system, a network interface device can connect between a central office and a customer premises. The network interface device can monitor for an indication to enter a test mode. In the...
7042984 Method for inspecting transmission channels in a communications system having peripheral modules  
Transmission channels indicated as occupied in a communications system having peripheral modules are inspected for preparing subscriber-side transmission channels. A test sequence transmitter on...
7031435 Method and apparatus for simultaneous line-interface wiring collision detection  
A method uses circuitry in a data interface that provides telephony service over a high-speed network to detect the presence of a secondary source of VBH battery voltage on a tip-ring system. If a...
7000017 System and method for distributing a selected object and for automatically distributing the objects that are associated with the selected object  
A system and method for distributing objects to one or more subscribers. The system/method allows an administrator to create a distribution by allowing the administrator to select one or more...
6744854 Detection of bridge taps by frequency domain reflectometry-based signal processing with precursor signal conditioning  
A frequency domain reflectometry-based bridged tap detection system for a telecommunication wireline employs a prescribed filtering operator, such as a ‘best-fit’ curve filter or a piecewise high...
6661893 Telephone loop monitoring and isolation system  
A telephone loop monitoring and isolation device which can be connected to a wireless telephone subscriber unit providing an interface between an analog or digital central station network and the...
6636585 Metrics-related testing of an operational support system (OSS) of an incumbent provider for compliance with a regulatory scheme  
Methods are provided for metrics-related testing of one or more operational support systems (OSSs) of an incumbent provider for compliance with a regulatory scheme, the method performed by an...
6574311 Apparatus and method for detecting a bridged tap and/or an end-of-line of a conventional telephone line using delay-line time-domain reflectometry  
A delay-line time-domain reflectometer includes a return detector configured to process a discharge pulse produced by discharge of a line capacitor, formed by the physical relationship of a pair...
6529598 Method and apparatus for digital PABX detection and modem interface protection  
The line interface circuit of a modem to be connected to a standard RJ11 jack of a digital PBX (Private Branch Exchange) is used along with software routines resident in the modem to detect the...
6519320 State monitoring method and apparatus in subscriber line test  
In a state monitoring method in a subscriber line test in a communication system in which a subscriber telephone and a subscriber terminal are independently connected to a telephone exchange and...
6512817 Method and apparatus for polling telephony line status in an integrated services hub to reduce power consumption  
The present invention discloses a method for reducing battery power consumed by an integrated services hub supporting a plurality of telephone lines. The status of power to the integrated services...
6480576 Method and device for detecting path faults in a network  
For testing a network, a connection between an originating station and an answering station is established over the network. Signals are sent over the connection and if the signals are not...
6449365 Method and apparatus providing notification of network conditions  
A client/server interface enables a user to provide information to a server relating to a change in the status of a network resource. The user also identifies an intended recipient of a...
6425132 Ingress testing of CATV system utilizing remote selection of CATV node  
A CATV system in which a technician in the field requests via a field client that a node of the CATV system be tested for ingress. The CATV system includes a headend facility that is coupled to a...
6411802 Wireless backup telephone device  
A wireless telephone backup device for landline telephone equipment that may be located on the customer side of the landline service connection, typically in a restricted access location, such as...
6400803 Voice over digital subscriber line call redirection for lifeline service  
Customer premises equipment for a telecommunications DSL subscriber is adapted to provide a lifeline voice service under a fault condition, e.g. a power failure at the subscriber station. The...
6367035 Methods and apparatus for diagnosing and correcting faults in computers by a support agent at a remote location  
Apparatus for diagnosing and correcting faults in a host computer having a central processing unit (CPU) and ancillary units. The apparatus is in two parts; a first part in the form of a service...
6356625 Environment monitoring telephone network system  
An environment monitoring telephone network system comprises: a plurality M of environment parameters detecting and transmitting units (16), which transmit data toward the remote acquisition...
6330440 Method of automatically assigning signaling terminals in mobile communication system  
A method of automatically assigning a signaling terminal in a mobile communication system comprising the steps of: receiving an alarm from an SSFA and determining whether the SSFA is connected or...
6282271 Modem protection device  
A device for protecting a modem against harmful telephone line signals or reversed polarity telephone line signals includes a telephone line interface couplable to a telephone line, a modem...
6278769 Signaling method for invoking a test mode in a network interface unit  
A network interface device intended to be placed approximate to the customers equipment and remote from a central office of a telephone company ("TELCO"). The purpose of the network interface...
6246748 Power feeding system using two-wire subscriber lines  
A power feeding system includes a line state detector for detecting an operation state of each of a pair of 2-wire subscriber lines connected to the exchange equipment and a transformer for...
6239699 Intelligent alarm filtering in a telecommunications network  
Redundant alarm messages generated by a plurality of Network Elements (NEs) in a Synchronous Optical Network (SONET) or Synchronous Digital Hierarchy (SDH) subnetwork are suppressed by a filter...
6118373 Method of remotely detecting an ambient condition  
The present invention provides a remote detection device including a conventional measurement device, such as a thermostat, having an internal contact which is wired in series with a resistor and...
6072857 Methods and system for monitoring the operational status of a network component in an advanced intelligent network  
A method and system for monitoring the operational status of a network element in an advanced intelligent network is provided. Custom telecommunications services, such as a call forwarding...
6052437 Subscriber terminal circuit for connecting an analog subscriber line to a digital switching center  
An interface circuit with integrated test functions relating to the subscriber line, with a test circuit realized in the simplest case by an ohmic resistance, and comprising a relay circuit having...
6014425 Apparatus and method for qualifying telephones and other attached equipment for optimum DSL operation  
Apparatus and method are provided for qualifying POTS devices for optimum operation that involve measurements and analysis of the POTS device's impedance over the modem spectrum, noise emanations,...
5937032 Testing method and apparatus for verifying correct connection of curcuit elements  
A method and apparatus for testing for correct connection together of circuit elements in a circuit formed of a plurality of redundant circuit portions. A coded signal is generated at a first...
5937029 Data logging system employing M N +1! redundancy  
A novel logging system employing M (N+1! redundancy is disclosed having applications in recording both voice and facsimile transactions. The logging system includes M chains of N+1 loggers. Each...
5896440 System and method for providing a unified communications link between divergent communication networks  
A unified communication system is designed using an agreed upon transmission protocol between different carriers. The protocol is used to allow the automatic gathering of administrative data (such...
5887050 Repeater apparatus having isolation circuit  
A repeater apparatus includes a first trunk circuit for receiving and sending data input from and to a first section of the communication link and a second trunk circuit for receiving and sending...
5881128 Technique for preventing data stored in a memory of telephone system from being corrupted during power failure  
A circuit for preventing data stored in a memory of a telephone system from being corrupted including: a memory for receiving a plurality of control signals from the processor and for storing...
5862200 Ground fault detector for T1 span equipment  
A ground fault detector for TI span equipment for transmitting signals from a central office to a network interface unit and receiving signals at the central office from the network interface...

Matches 1 - 50 out of 149 1 2 3 >