Class / Patent application number | Description | Number of patent applications / Date published |
379100030 | Of data transmission | 46 |
20090022281 | Methods and Apparatus for Directory Enabled Network Services - Methods and apparatus for controlling the rules of engagement between a telecommunication carrier and a customer whose network is managed by the telecommunication carrier are provided. A computer system interviews a customer by determining a set of specific questions tailored to the customer's needs, the set of specific questions based on previously stored customer information. Answers to the asked questions are stored as an entry in a master user profile. The master user profile defines the rules of engagement of how the telecommunication carrier shall operate on behalf of the customer on each subsequent transaction without the need of the customer's direct involvement on each element of the transaction. The entry has an associated event and a corresponding action to perform in response to the occurrence of the associated event. Upon receipt of an event occurrence, the corresponding action which includes interoperating with existing telecommunication carrier systems is performed. | 01-22-2009 |
20090034689 | TELECOMMUNICATION DIAGNOSTIC INFORMATION MANAGEMENT - A diagnostic tool is adapted to include the capability of initiating one or more diagnostic tests, collecting the raw data from the diagnostic test(s) and transporting the raw diagnostic data to an OSS. The OSS interprets the raw diagnostic data and stores the results in a database. The stored results can be searched, sorted, manipulated, analyzed, and the like. The results of any of these operations can then be, for example, displayed to one or more entities such as customer support, network operators, network planners, or the like. | 02-05-2009 |
20090041202 | METHOD AND APPARATUS FOR CODING MODEM SIGNALS FOR TRANSMISSION OVER VOICE NETWORKS - A method and apparatus of transmitting a modulated data over a digital voice network that includes voice compression. The method and apparatus determine whether a voice signal to be transmitted over the network includes a modulated data signal and then encodes or demodulates the modulated data signal and bypasses voice compression when a modulated data signal is detected. The method and apparatus may detect a modulated data signal by detecting the presence of an answer tone and then searching for a plurality of phase reversals having a particular time distance from each other in the voice signal. Once the encoded or demodulated signal is transmitted over the digital voice network, the method and apparatus of the present invention may detect whether the received signal is an encoded data signal or a demodulated data signal. Then the coded data signal may be decoded back into a modulated data signal. Likewise, the demodulated data signal may be modulated back into a modulated data signal. In one embodiment, the invention encodes voice signals including modulated data signals by linearly quantizing the voice signals. | 02-12-2009 |
20090052632 | CENTER OFFICE WIDEBAND DEVICE WITH SELF-DETECTION FUNCTION AND DETECTING METHOD THEREOF - The present invention discloses a center office wideband device with a self-detection function and a method of detecting XDSL ports, where at least one control switch group is provided in the device. The respective XDSL center office ports are connected through the control switch group to outside lines with which remote user devices are connected, and the control switch group receives a control command transmitted from a control system within the device, disconnects any of the XDSL center office ports based upon the control command, and exchanges the outside lines with which two of the XDSL center office ports are connected. Through the control switch group, any of the XDSL center office ports is disconnected, or the outside lines with which two of the XDSL center office ports are connected are exchanged. Thus, upon locating a failed CO port, a normal port within an operative device may be used to replace a CPE with which the failed port is originally outside-connected, and it may be determined whether the failed port results from the port itself or the user side. It is possible to locate and judge the port failure quickly without an additional special test system, and hence the cost can be reduced. | 02-26-2009 |
20090116622 | DEVICE, SYSTEM AND METHOD OF TELECOMMUNICATIONS WIRE PAIR QUALIFICATION - A portable testing device for testing a telecommunications line comprises a control circuit, a test module coupled to the control circuit, the test module including a DSLAM modem, and a relay matrix that includes a series of relays configured to connect with a plurality of wire pairs of the telecommunications line. A first wire pair is coupled to the control circuit via a transceiver and a second wire pair is coupled to the test module, where the relay matrix is coupled to the control circuit via a relay driver. The device, system and method of the present invention can be used to qualify the existing telecommunications line for broadband speed capacity and operation. | 05-07-2009 |
20090279673 | METHOD AND SYSTEM FOR TEST AUTOMATION AND DYNAMIC TEST ENVIRONMENT CONFIGURATION - A method and system of an embodiment may provide a user interface enabling automated testing of a network device. The automated testing may include specifying a network device to be tested, specifying a network technology for testing the network device, specifying a client of the network device, configuring network connectivity for the network device, and enabling execution by the client of a network device of a test action. Configuring network connectivity may include dynamically configuring a network to include the specified network technology and the specified network device. | 11-12-2009 |
20100008476 | TESTING SYSTEM AND METHOD FOR TESTING A MODEM INTERFACE FUNCTION OF A COMPUTER - A testing system includes a computer with a modem interface to be tested, a telephone, and a telephone simulator having two input ports electrically respectively coupled to a modem in the computer and the telephone. The computer has a main test procedure capable of sending commands to the telephone via the telephone simulator, receiving feedback signals from the telephone, and determining if the modem interface is functioning properly according to the feedback signals. A testing method utilizing the above-described testing system is also disclosed. | 01-14-2010 |
20100111268 | Method and apparatus for replacement connection verification during migration from an analog network element to a next generation network element - Method, corresponding apparatus and system are provided for transparently testing replacement functionality and optionally migrating subscribers on analog phone lines, served, for example, by PSTN Class 5 elements, to Next Generation Network (NGN) elements when copper co-termination is leveraged. According to an exemplary method, a telephone line for a telephone number is accessed through a metallic test access circuit of an analog network element and it is determined if the telephone line is available to test. If the telephone line is available to test, a port of a Next Generation Network element corresponding to the telephone number is activated, and it is determined whether a copper connection to the port of the Next Generation Network element is operating properly based on a voltage level received through the analog network element. | 05-06-2010 |
20100202594 | TELECOMMUNICATION DIAGNOSTIC INFORMATION MANAGEMENT - A diagnostic tool is adapted to include the capability of initiating one or more diagnostic tests, collecting the raw data from the diagnostic test(s) and transporting the raw diagnostic data to an OSS. The OSS interprets the raw diagnostic data and stores the results in a database. The stored results can be searched, sorted, manipulated, analyzed, and the like. The results of any of these operations can then be, for example, displayed to one or more entities such as customer support, network operators, network planners, or the like. | 08-12-2010 |
20120069969 | TELECOMMUNICATION QUALITY MEASUREMENT SYSTEM ADAPTED FOR SHARING TEST EQUIPMENT BETWEEN OPERATORS - A telecommunications quality measurement system has dialers that initiate and receive telephonic test-calls through voice-oriented networks under the control and supervision of test-call-system servers. A test-call-system common server comprises a locking and queuing device that queues lock queries from test-call-system servers. Locks prevent concurrent test-calls to parties of terminating dialers. The test-call-system servers are granted permission to command initiation of test calls, one at the time in a first-come-first-serve manner to a specific party. The test-call-system common server and the terminating dialers are connected to a data-oriented network for facilitating data communication between them. Results from the test calls are sent from the terminating dialers to the appropriate test-call-system servers via the test-call-system common server. | 03-22-2012 |
20130028392 | DATA COLLECTION IN AN ACCESS NETWORK - A telecommunications access network includes a plurality of telecommunications lines ( | 01-31-2013 |
20130163729 | CALIBRATION OF A LINE DRIVING DEVICE - Method, arrangement and devices for calibration of a line driving device, such as a DSLAM, having a line port. The method comprises deriving of a first parameter vector, PVinf, for example Hinf. The parameter vector PVinf is derived by performing, at a first site, an echo measurement on the line driving device while the line port on said line driving device is open. The method further comprises calibrating the line driving device based on the first parameter vector PVinf and a second parameter vector PVref, which second parameter vector is based on information on echo measurements performed on at least one reference line driving device. | 06-27-2013 |
20130208872 | HIGH AVAILABILITY ARCHITECTURE FOR COMPUTER TELEPHONY INTERFACE DRIVER - Systems, method, and media for providing communication services between an application and a computer telephony interface server are provided. One of a plurality of computer telephony interface drivers is launched as a primary computer telephony interface driver to interface the application with the computer telephony interface server. The computer telephony interface drivers are monitored with a plurality of monitors. Each of the monitors is associated with one of the computer telephony interface drivers and monitors a status of another of the computer telephony interface drivers. A failure of the primary computer telephony interface driver is detected with a secondary monitor. The secondary monitor monitors the primary computer telephony interface driver and is associated with a secondary computer telephony interface driver. The secondary computer telephony interface driver is launched with the secondary monitor in response to the secondary monitor detecting the failure of the primary computer telephony interface driver. | 08-15-2013 |
20130308760 | CALL QUALITY MONITORING - A method of monitoring quality of a telephone call transmitted over a network includes obtaining a metric associated with the telephone call, where the metric is based on data packets that are transmitted during the telephone call, and determining whether the metric exceeds a threshold. Plural metrics may be obtained and the method may determine whether the plural metrics exceed corresponding thresholds. | 11-21-2013 |
20140126705 | CUSTOMER PREMISE SELT BASED METHOD FOR DETECTING THE PRESENCE OF A MICRO-FILTER ON A VDSL CONNECTION - The present invention relates generally to a customer premises based method for detecting the presence of a micro-filter on a VDSL connection. According to certain aspects, the method uses SELT test signals that are transmitted from the customer premises modem and whose associated echo signals are received and analyzed by the customer premises modem. According to further aspects, specific characteristics of several different SELT signals are utilized to robustly and effectively determine the presence or absence of the micro-filter/splitter. | 05-08-2014 |
20150030137 | METHOD AND APPARATUS FOR DESIGNING AN IMPROVED TRANSMIT SIGNAL FOR USE IN A SINGLE ENDED LINE TEST (SELT) - The present invention relates to methods and apparatuses of using a novel transmit signal that can be used to improve performance of various loop diagnostic features of SELT. In embodiments, a novel transmit signal uses a wide contiguous band of tones that includes frequencies in both upstream and downstream bands. In these and other embodiments of the invention, the SELT transmit signal is designed such that any crosstalk noise in adjacent lines appears as a burst of noise that falls within the limits of the FEC settings of the system such that it can be fully corrected without harming the performance of modems connected on the adjacent lines. | 01-29-2015 |
20150030138 | METHOD AND APPARATUS FOR DETECTING AND LOCATING LOOP IMPAIRMENTS - According to certain aspects, the present invention relates to methods and apparatuses to identify and locate a line-cuts in a loop that may or may not also contain bridgetaps. In embodiments, different bands of SELT signal data are analyzed separately using a TDR method, to effectively detect any potential bridgetaps. In these and other embodiments, by combining information from the separate bands, bridgetap locations and lengths are determined. Methodology is also established to distinguish legitimate line cut or bridgetap signal data from spurious data. According to certain aspects, embodiments of the invention also incorporate baselining, which includes tests to make sure that there are no inconsistencies or imperfections that can corrupt the SELT data. | 01-29-2015 |
20150063551 | Data Processing in a Digital Subscriber Line Environment - Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for data processing in a digital subscriber line environment are provided. In one aspect a method includes (i) determining a deterioration of a connection between a centralized unit and a decentralized unit during an initialization of the connection; and (ii) disabling the connection based on the deterioration. | 03-05-2015 |
20150085994 | CABLE DAMAGE DETECTION - A system for monitoring connection status of a cable in a network comprising a detector operationally connected to the cable, a metal line test module, and a processor for receiving from the detector one or more connection status reports about connection of the cable to a network node, and configured to cause, upon a connection status report threshold being reached, a test of the cable by the metal line test module to confirm the connection status of the cable. Related apparatus and methods are also disclosed. | 03-26-2015 |
20150124943 | Performance Monitoring for Discontinuous Operation Modes - Methods and apparatuses are provided wherein performance of lines configured for discontinuous operation is monitored on symbols transmitted using a base configuration in which the lines are active. On the basis of the monitored performance, performance may be calculated for other configurations in which one or more of the lines are discontinued. | 05-07-2015 |
20150304488 | SYSTEMS, METHODS, AND APPARATUSES FOR OPTIMIZING DSL LINE CONFIGURATIONS AND PARAMETERS IN A DSL SYSTEM - In accordance with embodiments disclosed herein, there are provided apparatus, systems and methods for optimizing DSL line configurations and parameters in a DSL system. For example, such a system may include means for: interfacing to a currently operating Digital Subscriber Line (“DSL line”) operating within a DSL system having a plurality of DSL lines operating therein; evaluating an active configuration of the currently operating DSL line by collecting operational data for the DSL line during operation of the DSL line; determining a plurality of candidate configurations for the currently operating DSL line, the plurality of candidate configurations being operationally compatible with the currently operating DSL line; selecting one of the sub-set of the plurality of candidate configurations as the selected configuration for the DSL line based on a preferred operational characteristic; and transitioning the currently operating DSL line from operating using the active configuration for the DSL line to operating using the selected configuration for the DSL line. Other related embodiments are disclosed. | 10-22-2015 |
20150319276 | METHOD AND APPARATUS FOR DETECTING MISSING MICRO-FILTER - The present invention provides a method and apparatus to detect a missing micro-filter. In embodiments, the detection is performed by measuring the distortion caused by an unfiltered telephone device using a SELT (Single Ended Line Test) technique. According to certain aspects, the signal used to perform the distortion measurement is designed such that it causes minimal impact on vectored lines within the same cable. Embodiments of the invention first determines the estimated loop length, then uses the loop length to select a set of signal parameters that will be used to perform the distortion measurement. The parameters to be selected include transmit frequency band and PSD level. According to further aspects, embodiments of the invention include automatically running a missing filter test immediately following a line drop to determine if the line drop was caused by a missing micro-filter. | 11-05-2015 |
20150334226 | APPARATUS AND METHOD FOR DETECTION OF OFF-HOOK PHONE IN REVERSE POWER FEEDING ARCHITECTURE - A powering arrangement for use with reverse power feeding arranged to detect an improperly connected POTS phone going off-hook by: measuring a first current flow from a power sourcing equipment; identifying a rapid first increase in current flow from the measured first current flow, the rapid increase defined as a rate of change greater than a predetermined minimum rate of change; identifying a second increase in current flow from the measured first current flow, the identified second increase greater than a predetermined minimum amount; confirming that the identified second increase in current flow is maintained for at least a predetermined amount of time beginning with the identified first increase in current flow; and outputting an error signal to the power sourcing equipment in the event of the identified condition. | 11-19-2015 |
20150341487 | Mitigation of Disconnect Events in Vectoring Based DSL Systems - There is provided mitigation of disconnect events in a vectoring based digital subscriber line, DSL, system. A method performed by a digital subscriber line access multiplexer,DSLAM, comprises detecting a loss of signal or disconnect event of a line in a vectored group of DSL lines,the loss of signal or disconnect event causing a negative impact on the DSL system. The method further comprises detecting a change in at least one downstream, DS, crosstalk coefficient of at least one line in said vectored group of DSL lines. The method further comprises determining a magnitude of said change. The method further comprises determining where the loss of signal or disconnect event has occurred by processing precoding coefficients of the vectored group of DSL lines. The method further comprises determining,on basis of the determined magnitude and where the loss of signal or disconnect event has occurred, an action to be performed by the DSLAM so as to mitigate for said negative impact. | 11-26-2015 |
20150350417 | DETECTION OF WIRING DEFECTS - A method for detecting a defect in wiring in a DSL system. The method includes collecting data including instantaneous values, a history of values, and/or parameters relating to a central office or customer premises equipment, analyzing a line for a wiring defect based on the collected data, and reporting whether or not a wiring defect was detected responsive to the analyzing step. | 12-03-2015 |
20150381236 | METHOD AND APPARATUS IN A COMMUNICATIONS NETWORK - The present invention provides a method of training a DSL link whilst transmitting data over a powerline connection. If the powerline connection causes interference on the DSL link then this will be present during the line training, giving a more robust set of line parameters. | 12-31-2015 |
20160105543 | CODEC SEQUENCE DETECTION - In order to detect a specific codec sequence being used, a signal that is based on a codec sequence is analyzed. The signal is analyzed to determine if there is a pattern in the signal. A pattern of a codec sequence can be a unique pattern of frames, frequencies and/or frequency ranges that are generated based on a specific codec sequence. The pattern is compared to one or more previously stored patterns of codec sequences to see if there is a match. If there is a match, an event is generated. For example, if a known codec sequence that has a poor signal quality is determined to be in use for a voice call, the parties may be notified that the call is likely to be a low quality voice call. | 04-14-2016 |
20160142098 | DETERMINING DOWNSTREAM POWER BACK-OFF PARAMETERS - Methods, systems, and apparatus for determining values of downstream power back-off parameters are disclosed. In one aspect, a method includes receiving cable loss data of a cable configured to deliver a digital subscriber line (DSL) signal; identifying a cable model that characterizes a cable loss value at a frequency over a length of the cable; and determining a set of downstream power back-off (DPBO) parameter values of the cable model based on a product of a pseudo-inverse of a frequency matrix including a plurality of different frequencies and a vector of the cable loss data that includes a plurality of cable loss values with respect to the plurality of different frequencies of the pseudo-inverse of the frequency matrix. | 05-19-2016 |
20160191118 | ENHANCING SINGLE-ENDED LOOP TESTING SIGNALS - Methods, systems, and devices are described for wired communication. In one aspect, a method relates to a scheme to filter and enhance a time domain reflectometry (TDR) plot with pre-processing such that the plot shows impairments clearly and reduces spurious peaks. The method includes receiving one or more reflected signals in response to a transmitted test signal. The method also includes determining a time domain reflectometry (TDR) signal based at least in part on frequency response data associated with the received one or more reflected signals. Additionally, the method includes applying a de-emphasis windowing function to the TDR signal. | 06-30-2016 |
20160191685 | COMMUNICATION APPARATUS AND CONTROL METHOD FOR THE SAME - A communication apparatus includes: a first determination unit configured to determine whether a first voltage identified under conditions where a telephone connection terminal is connected to a modem unit is greater than or equal to a first threshold value; a second determination unit configured to, if the first determination unit determines that the first voltage is greater than or equal to the first threshold value, determine whether a second voltage identified under conditions where the telephone connection terminal is disconnected from the modem unit tends to decrease; and a third determination unit configured to determine connection states of the telephone connection terminal and a line connection terminal based on determination results of the first determination unit and the second determination unit. If the second determination unit determines that the identified second voltage has decreased more than once, the third determination unit determines that a wrong connection has been made. | 06-30-2016 |
379100040 | Qualifying line for data transmission | 16 |
20110142216 | CONTROLLING THE CHARGING OF A COMPOSITE SERVICE - Methods and devices for controlling a charging of a composite service in a telecommunications network are described. The composite service comprises an invocation of a constituent service. The telecommunications network comprises a control node for controlling the composite service, a service node for providing the constituent service, and a charging system for performing the charging. The method comprises the steps of receiving from the service node a first usage report comprising charging indicators related to the invocation of the constituent service, receiving from the control node control information related to the composite service, the control information indicating that the invocation of the constituent service is associated to the invocation of the composite service, generating a further usage report by changing the charging indicators according to the control information, and sending the further usage report to the charging system to instruct the charging system to perform the charging according to the further usage report. | 06-16-2011 |
20090034690 | CHATTERING LINE DETECTION SYSTEM AND METHOD - A system and method is described that allows a system operator to remotely detect and diagnose a voice-enabled cable modem that has entered a chattering line state so that appropriate steps may be taken to avoid or rectify any of the problems that may result from this condition. Logic within the voice-enabled cable modem monitors for pulse dialing activity and/or excessive hook state and/or flash events that may be attributed to a faulty telephone and/or telephone line connected to the voice-enabled cable modem. Responsive to detecting such conditions, the logic within the voice-enabled cable modem reports a fault condition to an external management system via a cable data network. | 02-05-2009 |
20090074153 | DIGITAL SUBSCRIBER LINE (DSL) DIAGNOSTIC TOOLS AND METHODS TO USE THE SAME - Digital subscriber line (DSL) diagnostic tools and methods to use the same are disclosed. An example DSL diagnostic tool comprises a data collector to automatically collect real-time performance data associated with a subscriber, a database interface module to automatically collect historical data associated with the subscriber and to collect performance data associated with a neighbor subscriber line, a data analyzer to automatically analyze the real-time and historical performance data associated with the subscriber and the performance data associated with the neighbor subscriber line to identify a potential problem with an analyzed subscriber line associated with the subscriber, and a trouble ticket system interface module to automatically submit a repair ticket when the data analyzer does not identify a potential problem. | 03-19-2009 |
20090168972 | Methods and Apparatus to Perform Line Testing at Customer Premises - A data analyzer operative to be located at a customer premises, causes the transmission of a probing signal into at least one telephone line. The data analyzer computes a parameter that represents a characteristic of at least one telephone line based upon at least a measured reflected probing signal. | 07-02-2009 |
20090185664 | System and Method for Qualifying Telephone Lines for Very-High-Bit-Rate Digital Subscriber Line Service - A method for qualifying a telephone line for very-high-bit-rate digital subscriber line (“VDSL”) service is disclosed. Generally, a telephone line for VDSL service is prequalified based on a length of the telephone line. A VDSL rate of the telephone line is measured and it is determined whether to qualify as VDSL data qualified based on the measured VDSL rate and a VDSL rate threshold. A VDSL video quality of the telephone line is measured and it is determined whether to qualify the telephone line as VDSL video qualified based on the measured VDSL video quality. Finally, a network database is updated with the determined VDSL data and video qualifications of the telephone line. | 07-23-2009 |
20090310755 | SYSTEMS AND METHODS FOR PERFORMING LOOP ANALYSIS BASED ON UN-CALIBRATED SINGLE-ENDED LINE TESTING - Systems and methods for performing loop analysis are described. Some embodiments are directed to determining loop characteristics such as loop gauge, loop termination, and straight-loop departure. One embodiment includes a method for performing loop length estimation which comprises receiving an un-calibrated echo signal for a loop under test using frequency domain reflectometry single-ended line testing (FDR-SELT), a region associated with the loop under test, and a platform type. The method comprises classifying the loop under test and outputting a loop length estimate based on the classification of the loop under test and based on one of a ripple-period approach and a template-matching approach. | 12-17-2009 |
20090323901 | TEST SYSTEMS AND METHODS FOR EXTENDED OFF-HOOK CONDITIONS ON A SUBSCRIBER LINE - Test systems and methods are disclosed for determining the cause of an extended off-hook condition on a subscriber line. A test system as described herein measures a first resistance of the subscriber line based on a first current, and also measures a second resistance of the subscriber line based on a second current. The test system then determines the difference between the first and second resistance measurements. If the difference between the first and second resistance measurements is greater than a threshold value, such as 20 Ohms or more, then the test system determines that the extended off-hook condition is the result of an off-hook telephone on the subscriber line. If the difference is less than the threshold value, then the test system determines that the extended off-hook condition is the result of a short circuit on the subscriber line. | 12-31-2009 |
20100014644 | METHOD AND APPARATUS FOR PROVIDING AUTOMATED PROCESSING OF A SWITCHED VOICE SERVICE ALARM - A method and apparatus for providing automated processing of a switched voice alarm on a switched and/or Internet Protocol (IP) network are disclosed. For example, the method receives an alarm associated with a switched voice service, and retrieves a Local Routing Number (LRN) or Primary Inter-exchange Carrier (PIC) information from a switch serving a call associated with a caller's telephone number. The method determines if the alarm is due to one or more service degradations, and notifies a work center responsible for one or more of the service degradations if the alarm is due to the one or more service degradations. | 01-21-2010 |
20100135469 | COMMUNICATION CHANNEL CAPACITY ESTIMATION - Prediction of a channel capacity is accomplished based on a TDR echo without explicitly estimating the topology of the line. The prediction is based on obtaining a measured TDR echo, determining a theoretical TDR echo for a plurality of loop lengths, estimating the equivalent TDR length based on an optimization, updating the equivalent TDR length and utilizing the updated TDR length to predict one or more of the upstream and downstream data rates. | 06-03-2010 |
20100232578 | Line Testing - Embodiments related to line testing are described and depicted. | 09-16-2010 |
20110129071 | METHODS, APPARATUS AND ARTICLES OF MANUFACTURE TO CHARACTERIZE CUSTOMER-PREMISES NETWORKS - Methods, apparatus and articles of manufacture to characterize customer-premises networks are disclosed. A disclosed example method comprises retrieving a first plurality of performance parameters for a first time interval for respective ones of a plurality of customer-premises devices, the first plurality of customer-premises devices forming a first customer-premises communication network and each communicatively coupled to a first residential gateway, retrieving a second plurality of performance parameters for a second time interval for the respective ones of the first plurality of devices, computing a first metric representative of a performance variability of the first customer-premises communication network from the first and second plurality of performance parameters, and comparing the first metric to a second metric representative of a second performance variability of a second customer-premises communication network communicatively coupled to a second residential gateway to determine whether the first customer-premises communication network is operating in accordance with a normal operating condition. | 06-02-2011 |
20130094631 | METHODS AND APPARATUS TO PRE-QUALIFY USER COMMUNITIES FOR COMMUNICATION SERVICES - Example methods and apparatus to pre-qualify user communities for communication services are disclosed. An example method comprises configuring a first remote network demarcation associated with a first loop to a loop-back state, interrogating the first loop to determine a first parameter representative of the first loop, configuring a second remote network demarcation associated with a second loop to the loop-back state, interrogating the second loop to determine a second parameter representative of the second loop, and compiling a report based on the first and second parameters, the report containing a value that represents a degree to which a communication service can be provided to a user community associated with the first and second loops. | 04-18-2013 |
20130195256 | Automated DSL Performance Adjustment - A method includes identifying one or more second digital subscriber lines from one or more first digital subscriber lines based on historical performance data. The one or more second digital subscriber lines are identified based on degraded performance that is determined using first performance information for the one or more first digital subscriber lines. The method includes applying a line profile to the one or more second digital subscriber lines. The method includes storing second performance information associated with the one or more second digital subscriber lines. The method includes sending information to a remote computing device. | 08-01-2013 |
20140254771 | SYSTEMS AND METHODS FOR CHARACTERIZING TRANSMISSION LINES USING BROADBAND SIGNALS IN A MULTI-CARRIER DSL ENVIRONMENT - Using DSL modems as data collectors, the modems processes the data to, for example, allow easier interpretation of the line characteristics. In particular, the modems postprocess the data including calibration, filter compensation, determination of the SNR medley from the bits and gains tables and rate conversion. The interpretation process uses the postprocessed data and determines loop characterization, interferer detection, a data reduction estimation and a data rate estimation. The outputs of these determinations least allow for the characterization of the line conditions between the two modems. | 09-11-2014 |
20140270094 | DIAGNOSTIC ENGINE - A diagnostic engine for remotely analyzing a fault of a telecommunication line includes a first measurement module adapted to be coupled to a termination of the line and adapted to measure first line characteristics according to a Metallic Line Testing measurement technique; a fault detection module to detect, based upon the first line characteristics, a fault on the line and to trigger thereupon a determining module; and a showtime module to be coupled to the termination to determine whether the line is in showtime mode and to inform thereupon the determining module accordingly. The determining module is adapted to trigger, in the event when the line being in showtime mode, activation of a second measurement module. The second measurement module is adapted to be coupled to the termination and to measure second line characteristics according to a Dual Ended Line Testing measurement technique. A combining module is coupled to the first and the second measurement module and adapted to combine the measured first and second line characteristics of the line and to analyze therewith further features of the fault. | 09-18-2014 |
20140334609 | NON-INVASIVE DIAGNOSTIC TRANSMISSION LINE TESTING - A probing signal transmitted on a twisted pair telephone line in a DSL system is reflected and received at a DSL device. An estimate of one of a DSL data transmission signal or DSL synch symbol transmission signal is removed from the received probing signal to recover the reflected probing signal. The recovered reflected probing signal is processed to determine characteristics information of the twisted pair telephone line. | 11-13-2014 |
20150103981 | Method and System for Single-Ended Line Testing - The present disclosure relates to a method, a node, a system and a computer program for input impedance measurements in the form of return loss measurements, such as single ended line testing. The disclosure also relates to a communication system having a near-end terminal and at least one far-end terminal. The near-end terminal is capable of communicating instructions to the far-end terminal in order for the near-end terminal to perform echo impulse response measurements on subsequent states of impedance for comparing, analyzing and for enabling improved localization of faults. | 04-16-2015 |