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7617303 |
Systems and method for optimizing access provisioning and capacity planning in IP networks
The present invention provides a method for avoiding demand forecast errors in a network topology model having a plurality of nodes, by monitoring and controlling the quantity of a selected port...
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7593512 |
Private VoIP network for security system monitoring
Security systems typically communicate with alarm monitoring centers using a telephone connection. Security systems will check in with the alarm monitoring center with a diagnostic signal at a...
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7508928 |
System and method for voice-over-packet calling with PSTN backup
A telephony interface system has a controller and multiple communication interfaces to provide voice-over-packet (VoP) telephone service with PSTN telephone service as backup. The telephony...
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7505567 |
Method for providing detection of fault location for defect calls in a VoIP network
An arrangement analyzes a plurality of call detail records from multiple sources and find those records related to multiple attempts to set up a particular user's call(s). The call detail records...
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7313231 |
Methods, apparatus and computer program products for routing phone calls to a PSTN or a packet switched network based on called number
A phone call is selectively routed to a public switched telephone network or to a packet switched network based on a called number to which the phone call is directed. A phone call may be made as a...
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7295127 |
National security warning system integrated with building fire alarm notification system
A fire alarm system includes a fire alarm notification appliance, and a warning detector which detects a warning alert from an external source. The fire alarm notification appliance provides...
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7245702 |
Method and apparatus for determining and reporting the operational status of an integrated services hub
The present invention discloses a method and apparatus for determining and reporting the operational status of an integrated services hub. The AC power supply and wide area network connection of...
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7130609 |
Wireless backup telephone device and associated support system
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...
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6870904 |
Alarm mechanism
An alarm mechanism is provided. The alarm mechanism includes a hardware component and a software component. The hardware component includes first and second registers. The first register is adapted...
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6757528 |
Wireless backup telephone device and associated support system
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...
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6678358 |
Automated nodal calling system
An automated nodal calling system comprises a database having a plurality of phone numbers and associated geographic identifiers. In the event of an emergency, an emergency calling area is defined...
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6650750 |
Voice notification for a battery alarm in a network interface unit
Transmitting a pre-recorded announcement to the user of an network interface unit (NIU) each time the user places a telephone call if an alarm is set because a battery in an uninterruptible power...
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6608885 |
Method system and device for line monitoring
A method, a system and a master terminal for line monitoring in system comprising a telephone network (ISDN), a master terminal (MASTER) connected to a place of reception (PR) of a response and to...
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6567501 |
Method and a system for transmitting alarms
A method for transferring alarms, in which method a pre-determined area ( 1 ) is monitored by a monitoring device ( 24 ) connected to a subscriber line ( 10, 12, 14 ); the condition of the...
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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...
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6510205 |
Informing system
An informing system is provided that informs an optimum person to be called of a failure when a failure occurs in an information processing system. The informing system includes operation...
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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...
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6429779 |
Telephone line monitoring and alarm apparatus
A telephone line monitoring and alarm apparatus capable of continuously monitoring telephone line status and activating an audio-visual alarm if the telephone line becomes inoperative, incorporates...
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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...
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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...
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6237034 |
Method and system for transmitting and receiving alarm notifications and acknowledgements within a telecommunications network
A system and method for acknowledging alarms is provided in which alarm acknowledgement information is managed in a distributed fashion by all entities interested in the alarms. In the course of an...
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6201855 |
Telephone handset off switchhook and call holding alert system
Disclosed is a telephone alert system that comprises a telephone and a device for indicating that the telephone requires attending. The indicating device includes a call holding alert mechanism for...
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6141777 |
System and method for reporting telecommunication service conditions
A system and method for reporting, directly to a customer, conditions of telecommunications services to which the customer subscribes. The system includes a server for collecting fault information...
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6131032 |
Method and apparatus for monitoring users of a communications system
A method and apparatus for centralizing the administration of intercept lists includes a master intercept list (305) and an interface (510) which communicates with switches (410). Switches (410)...
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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...
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6081546 |
Telephone line seizure circuit
A telephone system including circuitry for monitoring the "on hook" and "off hook" conditions of telephone handsets coupled to a system controller and disconnecting all off hook handsets from the...
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6075451 |
RF cellular technology network transmission system for remote monitoring equipment
A system for transmitting data between a subscriber site and at least one monitoring station, comprising a sensor circuit for generating data responsive to an event at the subscriber site, a first...
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6072858 |
Method and apparatus for detecting and reporting a defective telecommunications line
A system for detecting and reporting a defect in a telephone line includes a network of utility processors that communicate over a power line. Each utility processor monitors a telephone line...
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6067030 |
Method and apparatus for providing network infrastructure information for a network control center
This infrastructure computer and program uses information supplied by sensors to calculate the operational characteristics of back up systems located at central offices during times of crisis such...
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6067346 |
Method and system for providing redundancy in security systems served by a public switched telephone network
A method and system for providing redundancy for security systems served by the public switched telephone network (PSTN) includes a cable modem interconnected to a security system controller. Upon...
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6067345 |
Emergency alarming apparatus
An emergency alarming apparatus for detecting a resistive short-circuit between a pair of telephone lines. When the continuation of a dial tone more than a predetermined time period or the...
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6014426 |
Telephone line integrity monitoring system
A system for monitoring for integrity of a telephone line connected between a central monitoring station and a subscriber's equipment which comprises a first module for initiating transmission of...
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5923748 |
Telephone device for preventing a long-term on-line state resulting from the handset being unintentionally off-hook
A telephone device for preventing a long-term on-line state resulting from the handset being unintentionally left off-hook. The device preferably includes: a telephone line interface circuit...
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5923731 |
Telephone monitoring and alarm device
A telephone monitoring and alarm apparatus which has a telephone line sensing means which determines whether an incoming telephone line is cut or busy and alerts a user as to the status of the...
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5909480 |
Self-contained apparatus and method of monitoring telecommunications equipment
An apparatus for monitoring a telecommunications system includes a detachable communications module, such as a modem, connected to a call line that is independent of the system to be monitored. A...
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5901201 |
Switch-based line continuity verification method and system
In a security and alarm service environment, a method and system for verifying the continuity of a telephone line 317 connected to a subscriber terminal unit (STU) 310 at a customer's premises. The...
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5889855 |
Telephone line access box enclosure
The device provides a protective enclosure OR barrier by inserting an internal housing frame into the already existing housing box provided for telephone line access. This frame accommodates a...
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5802143 |
Identification of damaged cable pairs in a telecommunications network and restoration of telephone service to subscribers
A method for identifying damaged cable pairs in a pulp cable comprises arbitrarily attaching proximal ends of damaged cable pairs to ports on a first connector block of a service restoration system...
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5790631 |
Wireless drop
A wireless transceiver connects to a telephone line network terminal, in place of a disabled subscriber drop cable. A second wireless transceiver connects to customer premises wiring, typically at...
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5790019 |
Emergency alarm system
This invention provides a new and improved emergency alarm system comprising a central control unit which is directly or indirectly connected to every other component of the emergency alarm system....
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5767778 |
Event sensing circuit and alert generator
An event sensor circuit monitors power consumption patterns of a device to determine occurrence of particular operations by the device. In response to detection of one or more particular operations...
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5768343 |
Alarm system backup
A security system add-on device is disclosed that provides a false phone line apparatus for tricking an intruder into believing that they have cut the building phone line. The apparatus includes a...
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5751789 |
SNID with wireless backup
A smart network interface device (SNID), connects between the drop cable of a telephone line and customer premises wiring. To provide backup for the telephone line service, the SNID includes a...
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5745849 |
Combination cordless telephone and premise-monitoring alarm system
A combination cordless telephone and premise-monitoring alarm system has a base unit, a cordless handset, and one or more remote alarm detectors. The alarm detectors can be generally either smoke...
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5737391 |
Alarm system backup with cut line detector
A security system backup device which provides a system that recognizes when an outdoor telephone line near the building has been severed and provides a means by which a distress message can be...
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5712898 |
D4 channel bank with multi-mode formatted, performance-monitoring communication bus
A performance monitoring arrangement conducts auxiliary in-band communications between a line interface unit and one or more channel units of a D4 channel bank without interrupting transmission of...
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5687212 |
System for reactively maintaining telephone network facilities in a public switched telephone network
In an administration system for a public switched telephone network, a reactive maintenance system analyzes the working status of customer network facilities in response to a customer request...
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5684858 |
Data transmission apparatus for use with a security system having a telephone dialer
A data transmission apparatus includes a telephone line interface, a telephone line fault detector, DTMF and pulse dialing detectors, data pulse and tone detectors, a tone generator, a...
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5677941 |
Channel test unit
Disclosed is a circuit included in a channel unit for testing that channel unit in a telecommunications system. A digital signal processor detects and reproduces signals from a local digital switch...
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5644620 |
Method of indicating a portable unit of a cordless telephone instrument out of operational area and its device
A cordless telephone instrument is improved in that, even when a portable unit is not in use, it can be determined and notified to the user whether the portable unit is inside or outside of an...
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