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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 7340240 | Monitoring device The present invention includes a mobile telephone having a radio transmit/receive function, and a control unit 109 that detects key input operations by a user, and has the mobile telephone transmit an emergency notification message to a predetermined address ... | 03/04/2008 |
| 7178084 | Short error propagation modulation coding method and device A data coding method produces codewords with a scheme that changes for different codewords, and decodes codewords with a scheme that remains constant for all codewords. The coding method receives k user bits, codes the user bits to produce k+r output bits, corrupts ... | 02/13/2007 |
| 7120488 | Therapy-delivering portable medical device capable of triggering and communicating with an alarm system A therapy-delivering, portable medical device (200) capable of triggering and/or communicating with an alarm system (100), as well as a related system and method therefor. The portable medical device (200) is configured to establish a communicat... | 10/10/2006 |
| 7113584 | Digital communication translator A digital communication translator for redirection of preprogrammed instructions and/or information from a digital alarm communicator system or digital communicator transmitter. The inventive device includes an integrated circuit board containing memory ships with i... | 09/26/2006 |
| 6731721 | Telephone exchange apparatus The emergency call such as Enhanced 911 call or the like is also originated through an exchange such as PBX (Private Branch Exchange). In this case, the identification information such as the extension number of the extension telephone terminal connected to the PBX ... | 05/04/2004 |
| 6243442 | Telephone exchange apparatus The emergency call such as Enhanced 911 call or the like is also originated through an exchange such as PBX (Private Branch Exchange). In this case, the identification information such as the extension number of the extension telephone terminal connected ... | 06/05/2001 |
| 6009430 | Method and system for provisioning databases in an advanced intelligent network A method of provisioning databases in a telecommunications system includes storing data for a telephony service in a plurality of redundant database nodes. An operation to be performed in the redundant database nodes is received and broadcast to the redun... | 12/28/1999 |
| 5956388 | Security system with two signal reporting A security system having two distinct channels of communication and which uses a single communication device provides improved security. The system monitors a host of security alarm panels connected to a telephone system. A status signal is communicated b... | 09/21/1999 |
| 5943394 | Event detection system with dialer intercept A dialer intercept module is provided in an event detection system for automatically selecting between alternative communication channels and formats based on detected characteristics of control panel signals. More specific features detect predetermined s... | 08/24/1999 |
| 5822423 | Apparatus and method for supervising derived channel communications A supervisory signal for a derived channel data reporting system is implemented as a tone having a frequency capable of transmission using a telephone signal communicating network, including networks incorporating digital equipment, at an attenuated level... | 10/13/1998 |
| 5749045 | Method for handling alarm conditions in a paging system A method for handling alarm conditions from paging stations in a paging system is disclosed. The paging system includes a paging terminal, a plurality of paging stations, and a network manager. When a paging station has an alarm condition, the paging stat... | 05/05/1998 |
| 5734698 | Call selecting apparatus for preferentially connecting emergency message calls A call selecting apparatus which comprises a signal receiver section for receiving dial signals in the form of dial pulse or DTMF; a main body processor for effecting call connection processing based on the transmitted digit codes which were received; and... | 03/31/1998 |
| 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 microprocessor controller, and a radio transmitter. The line fault det... | 11/04/1997 |
| 5379404 | Plug code for automatically recognizing and configuring both non-microprocessor and microprocessor based radio frequency communication devices An electronic code plug programming apparatus and operating method that automatically recognizes and configures a radio frequency communication device without reference to a prestored signal in the radio frequency communication device. The programming app... | 01/03/1995 |
| 5347567 | Apparatus and method for identifying a calling station A system for identifying a specific station, of a plurality of stations serviced by a telephone system, which has initiated a telephone call. The system includes means for providing designation indicia associated with each station within the system. A mod... | 09/13/1994 |
| 5317620 | Infrared alarm system A battery-powered infrared sensor security system capable of operating on a single set of batteries for a minimum of one year. The system is connected to a telephone line and employs a bidirectional dual-tone multiple frequency (DTMF) tone generator/recei... | 05/31/1994 |
| 5185779 | Cellular alarm backup system A cellular backup system is provided for a standard security alarm network, so that upon the inoperativeness of the telephone land line, automatic switch over to the cellular system is achieved, so that a digital communicator or teleophone tape dialer may... | 02/09/1993 |
| 5161180 | Call interceptor for emergency systems A device for responsively providing, in cooperative association with the 911 emergency system, the number and location of a telephone, especially a PBX extension telephone, from which such a 911 emergency call originates. A first device is installed betwe... | 11/03/1992 |
| 5023901 | Surveillance system having a voice verification unit A surveillance system which integrates voice identification with a passive monitoring mechanism is described. The surveillance system comprises a central station, located at the appropriate supervising authority, and a plurality of remote voice verificati... | 06/11/1991 |
| 4903292 | System for transmitting low frequency tones through a digital loop carrier system A system for use in a digital loop carrier (DLC) which allows low frequency (sub-audible) tones such as those used with alarm systems to be transmitted from one end of the DLC to the other end even though the DLC has been designed to reject signasl below ... | 02/20/1990 |
| 4887291 | System for annunciating emergencies Disclosed is a system that can monitor occupied or unoccupied buildings, and annuciate to a distant point, e.g. a digital pocket paper, emergency events such as burglaries, fires, high or low temperature, high or low flow rate in such devices as boilers a... | 12/12/1989 |
| 4887290 | Cellular alarm backup system A cellular backup system is provided for a standard security alarm network, so that upon the inoperativeness of the telephone land line, automatic switch over to the cellular system is achieved, so that a digital communicator or telephone tape dialer may ... | 12/12/1989 |
| 4741022 | Remote subscriber interaction system A central control unit (scanner) is connected across a set of subscriber loops. At each subscriber's premises, an individual subscriber terminal unit (STU) is connected across that particular subscriber's loop. To each STU are connected the various instru... | 04/26/1988 |
| 4716582 | Digital and synthesized speech alarm system A portable, self-contained device for monitoring an area and reporting conditions automatically over standard telephone lines is disclosed. The device communicates through a modem in digital code with digital terminals or in synthetic speech when a digita... | 12/29/1987 |
| 4706241 | Low speed gate circuit A gate circuit is described for use in a telephone system which includes one or more ports located on a subscriber's premises for connecting equipment on these premises to a specified vendor of services having equipment at a remote location. The gate circ... | 11/10/1987 |
| 4706271 | Communication lines with terminate and leave capability-DC alarm bridge Apparatus for connecting in series a plurality of communication line pairs, typically direct connected security loops used by alarm companies for monitoring customer's facilities. A bridge with pairs of bridge terminals and switches for connecting bridge ... | 11/10/1987 |
| 4703325 | Remote subsystem A Remote Subsystem for monitoring a large number of parameters relating to operating equipment at a remote site is disclosed. A monitoring system having a plurality of local service offices each reporting to a central office and each having a plurality of... | 10/27/1987 |
| 4578540 | Telecommunications systems A telecommunications system is disclosed which is user programmable permitting inter and intrapremises communications from existent two-wire telephone extension sets at a customer's premises. The system may be functionally described as a telephone call in... | 03/25/1986 |
| 4577182 | Alarm system An alarm system is provided in which an alarm condition causes a cellular transceiver automatically to transmit a telephone call to an alarm monitoring station by over-the-air transmission of a signal to a cellular site. A computer at the cellular site wi... | 03/18/1986 |
| 4521643 | Apparatus for transmitting information via telephone lines Voice-band modems are used to transmit information via a loaded telephone line when a telephone connected to the line is on-hook. When the telephone is off-hook, the integrity of the line is checked by transmitting a pilot tone from the subscriber end to ... | 06/04/1985 |
| 4521645 | Fire alarm system An alarm system apparatus includes a plurality of sets of smoke or heat detectors located throughout a building. A plurality of automatic telephone dialers are also located in the building and each dialer has at least one set of smoke or heat detectors op... | 06/04/1985 |
| 4499455 | Alarm circuit interface units Bidirectional communications between an alarm loop, comprising one or more alarm transmitters, and a remote receiver is provided through a digital transmission facility by a pair of interface units (201,301). Each interface unit, disposed at an end of the... | 02/12/1985 |
| 4455453 | Apparatus and method for remote sensor monitoring, metering and control A remote unit for a remote meter reading system. The remote unit initiates a telephone call to a central complex at a predetermined callback time. In response to an acknowledgement signal indicative of a completed connection, the remote unit transmits ind... | 06/19/1984 |
| 4442320 | Remote subscriber interaction system A central control unit (scanner) is connected across a set of subscriber loops. At each subscriber's premises, an individual subscriber terminal unit (STU) is connected across that particular subscriber's loop. To each STU are connected the various instru... | 04/10/1984 |
| 4415771 | Public alert and advisory systems Public alert and advisory systems for the communication of emergency and/or other information from one or more central locations to a plurality of remote locations, such as, by way of example, information regarding a nuclear accident and evacuation proced... | 11/15/1983 |
| 4361832 | Automatic centralized monitoring system An automatic centralized monitoring system capable of monitoring various sensors in a plurality of premises with rapidity; this is accomplished by combining the premises into a plurality of groups; the central station is provided with as many computer-con... | 11/30/1982 |
| 4342986 | Central station alarm reporting system A central station alarm reporting system having a remote premises unit which is polled by the central station using FSK messages and reports its alarm information in DTMF (dual tone multifrequency) messages wherein a plurality of parallel bits of informat... | 08/03/1982 |
| 4339746 | Alarm control center An alarm control center having means for interchangeably assigning alarm parameters for each sensor loop in an array of sensor loops and for interchangeably assigning alarm outputs for each of the sensor loops. When the alarm control center senses an alar... | 07/13/1982 |
| 4338493 | Method and devices for reporting emergency calls and for initiating emergency assistance measures For giving assistance to persons living alone in closed dwelling units, an emergency call report is transmitted in a communication system from an alarm location to an allocated alarm central authorized to receive. Thereby, with mutual identification, the ... | 07/06/1982 |
| 4241237 | Apparatus and method for remote sensor monitoring, metering and control A remote unit for a remote meter reading system. The remote unit initiates a telephone call to a central complex at a predetermined callback time. In response to an acknowledgement signal indicative of a completed connection, the remote unit transmits ind... | 12/23/1980 |
