Abstract: Various examples are directed to a frequency-compensated amplifier circuit comprising a first multi-stage amplifier comprising a first amplifier input node, a first amplifier output node, and a first amplifier intermediate node. A first feedback path between the first amplifier input node and the first amplifier output node comprises a feedback resistance. A second feedback path between the first amplifier output node and the first amplifier intermediate node comprises a first capacitor and a portion of the feedback resistance. A first switch circuit may be electrically coupled to the first capacitor and to the feedback resistance. The first switch circuit may have a first state in which the first capacitor is coupled to a first tap point of the feedback resistance and the portion of the feedback resistance has a first value.

Abstract: An integrated security system that includes a security coprocessor coupled to a conventional security system panel and an interactive security system. The integrated security system enables conventional security system features as well as the consumer-oriented interactive features and functions of an interactive security system without sacrificing reliability or the significant burden and cost associated with frequent software updates associated with conventional security systems. The integrated security system also minimizes or eliminates the need for new battery backup circuitry or larger batteries.

Abstract: A circuit arrangement, including: a circuit configured to synthesize a resistor having a resistance value having a variation in time equivalent to a resistance variation of a sensor resistor applied with a resistance bias voltage and a resistance current bias, wherein the circuit includes: an amplifier comprising an input transistor; a bias current generator comprising a control node coupled to an output of the input transistor, wherein the bias current generator is configured to generate a bias current flowing in the input transistor; and a further current generator configured to generate a current at least proportional to the resistance bias current and coupled to the output of the input transistor, wherein the resistance bias voltage is applied to an input of the amplifier, and wherein a transconductance of the input transistor is at least proportional to the resistance of the sensor resistor.

Abstract: The present invention is an alarm system comprising an alarm handset (10) having a housing (30), a detector circuit (100) having means (102, 104) for receiving a preselected signal from a remote transmitter (40) and generating a first detection signal in response thereto, first sensing means for sensing change in a preselected parameter of the handset, warning means (300) for generating a warning signal, alarm means (400) for generating an alarm signal and control means (500) responsive to receipt of the detection signal to activate the alarm means (400). The control means (500) is operable to activate the warning means in response to at least one of receipt of the control signal and sensing of the change in the preselected parameter of the handset.

Abstract: A method for supporting an emergency call in a mobile communication system is provided, which comprises the steps of: receiving, at a radio resource management entity, a message from a UE indicating that there is an emergency call; setup a RRC connection between the UE and the radio resource management entity; transmitting, by the radio resource management entity, a message to its upper-layer node, the message containing an emergency service indication; and establishing, by the upper-layer node of the radio resource management entity, the emergency call for the UE. With the method for supporting an emergency service in a mobile communication system provided in the present invention, the access failure of an emergency service can be reduced, and the access speed of the emergency service can be increased.

Abstract: A fire control system may include a fire alarm control panel situated at a first location, the fire alarm control panel coupled to a first hardwire circuit. The fire control system may also include one or more telephone stations, wherein each telephone station of the one or more telephone stations is disposed at a different location than each other telephone stations and coupled through the first hardwire circuit to the fire alarm control panel, and one or more radio repeaters are each disposed at one or more respective locations, and wherein each radio repeater is operative to receive audio information as a radio signal and to transmit the audio information as an electrical signal through a second hardwire circuit to the central telephone.

Abstract: A fire control system may include a fire alarm control panel situated at a first location, the fire alarm control panel coupled to a first hardwire circuit. The fire control system may also include one or more telephone stations, wherein each telephone station of the one or more telephone stations is disposed at a different location than each other telephone stations and coupled through the first hardwire circuit to the fire alarm control panel, and one or more radio repeaters are each disposed at one or more respective locations, and wherein each radio repeater is operative to receive audio information as a radio signal and to transmit the audio information as an electrical signal through a second hardwire circuit to the central telephone.

Abstract: A system and method for securing and tracking an electronic device. The system includes hardware, software and firmware components that cooperate to allow tracking, disabling, and other interaction with the stolen electronic device. The system includes an application component, non-viewable component and Basic Input/Output Subsystem (BIOS) component that are present on the electronic device. The BIOS component maintains the secured environment of the application and non-viewable components. If only the application component was provided, a simple low level format of the hard disk drive would remove the application and bypass the security features. The system implements an “application and BIOS” based solution to electronic device security.

Abstract: A system and method for securing and tracking an electronic device. The system includes hardware, software and firmware components that cooperate to allow tracking, disabling, and other interaction with the stolen electronic device. The system includes an application component, non-viewable component and Basic Input/Output Subsystem (BIOS) component that are present on the electronic device. The BIOS component maintains the secured environment of the application and non-viewable components. If only the application component was provided, a simple low level format of the hard disk drive would remove the application and bypass the security features. The system implements an “application and BIOS” based solution to electronic device security.

Abstract: A system that incorporates teachings of the present disclosure may include, for example, a cordless phone operating in an establishment with a plurality of cordless phone handsets having a controller adapted to monitor a source for weather alerts, detect a weather alert, determine from the weather alert a weather alert type, retrieve a user profile, identify from the user profile and the weather alert type one or more of the plurality of cordless phone handsets to be notified of the weather alert, select from the user profile a ringtone type for each of the identified cordless phone handsets, wherein the ringtone type identifies the weather alert type, and transmit a message to cause each of the identified cordless phone handsets to assert the ringtone type identified therefor. Other embodiments are disclosed.

Abstract: A system and method for presenting electronic device security and tracking information. A method includes but is not limited to making accessible at least one first webpage capable of presenting a category for an electronic device registered with an electronic device security and tracking system and method (ESTSM) service; making accessible at least one second webpage capable of accepting a report that the electronic device has been stolen; and making accessible at least one third webpage capable of accepting at least one item of information pertaining to enablement of the electronic device.

Abstract: A system and method for electronic device protection. A method includes activating the electronic device; transferring control to a Basic Input/Output System (BIOS) component after activation; transferring control to a non-viewable component from the BIOS component; verifying that an application component operated correctly during a previous device activation; and continuing with activation of the electronic device if the application component operated correctly during the previous device activation.

Abstract: An electronic device has software for protecting the electronic device from unauthorized utilization. When executed, the software causes the electronic device to execute an application component, wherein the application component is configured to automatically ascertain whether the electronic device has been reported stolen, based on information received from a server system. The electronic device also automatically determines whether the application component is operating correctly, and if so, automatically provides a basic input/output system (BIOS) component of the electronic device with information indicating that the application component is operating correctly. During a subsequent boot process for the electronic device, the software automatically prevents the electronic device from completing the boot process if the BIOS component does not find the information from the application component indicating that the application component was operating correctly. Other embodiments are described and claimed.

Abstract: Methods and systems automatically allocate cellular communication network resources to emergency response personnel during emergency situations which are detected by call volumes exceeding a predetermined maximum. Access to cellular communication network resources is provided by dedicating a portion of communication channels to emergency response personnel use. By reserving whole communication channels for emergency communication purposes, emergency personnel are able to both initiate and receive calls from both other mobile devices as well as conventional landline telephone stations. Qualified emergency response personnel can preregistered their phones and be assigned personal identification numbers to enable access to allocated network resources. Users can also be registered “on the fly.

Abstract: In a method for securing and disabling an electronic device, the electronic device automatically executes a basic input/output system (BIOS) component of a security and tracking service during boot up. The BIOS component automatically determines whether an application component of the security and tracking service has requested disabling of the electronic device. In response to a determination that the application component has requested disabling of the electronic device, the BIOS component automatically displays system information and unlock key. The BIOS component also automatically prompts a user of the electronic device to enter an activation password to re-enable the electronic device. Other embodiments are described and claimed.

Abstract: An electronic device security and tracking system. A system includes one or more clients, wherein the clients are electronic devices; and a server computer system connected to each of the clients, wherein the server computer system is capable of tracking and locating each of the clients. In one aspect, the server computer system includes one or more web servers coupled to each of the clients, wherein the web servers include a website for the electronic device security and tracking system; one or more file transfer protocol servers coupled to each of the web servers; and one or more database servers connected to each of the web servers.

Abstract: A method for tracking, locating and disabling an electronic device. A method includes checking if an application component operated correctly during last power-up of the device; and placing the device under control of power on self test to proceed with powering-up the device if the application component operated correctly during last device power-up.

Abstract: A system and method for securing and tracking an electronic device. A method includes but is not limited to accepting a selection of a service to erase a hard disk drive in the electronic device; recording that the electronic device has been reported stolen; and erasing the hard disk drive.

Abstract: A communication system includes a first communication module, and a second communication module. The first communication module may receive a first type of communication signal (e.g. a mobile telephone signal) and convert it into a second-type of communication signal (e.g., a millimeter wave radio signal). The first type of communication signal may be a mobile telephone signal from a first fire fighter's mobile telephone who is located outside of the building. The first communication module may transmit the second-type of communication signal to the second communication module.

Abstract: A sensor assembly includes a sensor configured to detect at least one material or condition, such as a smoke detector, fire detector, or carbon monoxide detector. The sensor assembly also includes a base configured to be mounted on a structure, such as a wall or ceiling, and to receive the sensor. The sensor assembly further includes a wireless module located between the sensor and the base. The wireless module is configured to transmit position information. The wireless module may include one or more electrical contacts used to form at least one electrical connection between the base of the sensor assembly and the sensor. The wireless module may also include a printed circuit board having the contacts, wireless radio circuitry, an antenna, and other components. The printed circuit board could be substantially hidden from view when the sensor is attached to the base and the base is mounted on the structure.

Abstract: An interface between a telephone-type communications system and a regional ambient condition monitoring system receives incoming verbal status information relative to the region. That information can be transferred to the monitoring system. Verbal messages can be fed back to the communications systems to provide information as to responding to conditions in the region being monitored.

Abstract: A security system (52) using cellular wireless half duplex communication call (62) is provided. The security system (52) comprises a set of monitored resources (10), group of owners (48) and group of helpers (50) connected using said cellular wireless half duplex call (52). The monitored resource (10) is configured to generate an alarm and is coupled with said cellular wireless half duplex call (62). Said owners (48) and helpers (50) are also coupled with said cellular wireless half duplex call (62). In an event of emergency said monitored resource (10) generates an alarm and initiates said cellular wireless half duplex call (62) to connect to said owners (48) and said helpers (50) in shortest possible time without significantly contributing to cellular network load. Said security system (52) provides most scalable, efficient and viable security solution using cellular wireless networks.

Abstract: A combination thermostat and warning device that is housed within a common housing, such as a housing resembling that for a conventional thermostat. The combination device includes a controller that is operable to control the operation of a climate control device, such as an HVAC system. The combination thermostat and warning device includes a radio receiver that is disposed within the common housing and receives warning radio broadcasts from a remote source, such as the National Oceanic and Atmospheric Administration (NOAA). The controller of the combination thermostat and warning device controls the generation of a warning alarm by an alarm indicator based upon the warning radio broadcast to alert occupants of the warning broadcast. The warning alarm can be generated by an alarm indicator included within the common housing or can be generated by remote devices, such as hazardous condition detectors or other alarm system.

Abstract: 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 notification of the warning alert in response to detection of the warning alert.

Abstract: A monitoring system includes a host having a plurality of sensor inputs for connection to sensors. A converter is designed to receive input signals from the sensor input and to convert the input signals from the sensors into digital signals. A processing system is configured to receive the digital signals and to generate alarm signals in response to selected ones of the received digital signals. An internally integrated voice/data modem is in operative association with the processing system. A phone connector is placed in operative association with the voice/data modem, to act as a port for transmission of the alarms to an external telephone network. A network connector is in operative association with the processing system and is designed to receive data in the form of alarms from the processing system and to act as a port for transmission of the alarm data to data network.

Abstract: A remote intrusion detection radio appliance includes a housing having a passive motion detector and related circuitry to monitor and warn of unwanted intrusions, by operating an external radio unit or cellular telephone plugged into the appliance. The appliance, when activated, broadcasts an audio output and then monitors an area in which it is located by audio and/or video for an intruder.

Abstract: The wireless home security detector monitors fire, smoke, and home security to protect the home. The wireless home security detector dials the proper authorities in the event of an emergency. An alarm will come on in seconds after the smoke or fire is detected. When the fire alarm is activated, it will emit a special code that will activate the passive infrared motion detector that will check for any body heat inside the home. If body heat is detected, the infrared motion detector will activate an alarm responsive to detecting the location of a person; and include a human voice response. This alarm will keep sounding if body heat is detected and it will also monitor the body heat location as the person moves from one room to the other. The motion detector will stay on in the occupied room as an indication that a person has been located inside the room, to aid authorities in an emergency.

Abstract: An IP telephony system hotline dials a pre-programmed or predetermined telephone number virtually instantaneously when the phone goes off hook in order to summon help or a public safety agency. In addition to immediately dialing the police or fire, the system can be programmed to call several numbers simultaneously or in some user-specified sequence. In addition to immediately dialing a number when a phone goes off hook, the system contemplates dialing a number in response to certain detectable.

Abstract: In an active matrix substrate, a glass substrate is provided with TFTs having gate electrodes connected to scanning lines also provided on the glass substrate. The glass substrate is further provided with auxiliary capacitance lines, formed on the same layer as the scanning lines. Further, pixel electrodes connected to drain electrodes of the TFTs are formed on the same layer as signal lines connected to source electrodes of the TFTs. An insulating layer is provided between the layer forming the signal lines and pixel electrodes and the layer forming the drain and source electrodes. Since the insulating film is present between the signal lines and the scanning and auxiliary capacitance lines, influence on the auxiliary capacitance value can be reduced, as can a signal line capacitance value. As a result, even when the auxiliary capacitance value is increased, the signal line capacitance value remains small.

Abstract: A system includes a plurality of communication devices and a telephony exchange system. The telephony exchange system is adapted to communicate with the plurality of communication devices. The telephony exchange system comprises receiving an alert signal, identifying a plurality of users of the private telephony exchange system, and alerting the identified plurality of users in response to receiving the alert signal.

Abstract: A surveillance system utilizing a plurality of communication devices that are operative with portable telephones to permit an easily reconfigurable remote surveillance area. The portable telephones can have audio and imaging transmitting functions and at least one has an audio and imaging receiving function. An image sensor can sense images within a predetermined area and is operatively connected to a portable telephone for providing an output signal upon detection of a predetermined amount of change in the image area. An auto-dialing section is connected to a first telephone for calling a second remote telephone automatically based on the output signal. Infrared detecting sensors can also image within the surveillance area and be utilized to activate the auto-dialing function. The portable telephones can further include an image sensor for providing an image of the surveillance area.

Abstract: A remote surveillance and conferencing system includes video transceivers and provides audiovisual communications over a standard Public Switched Telephone Network (PSTN). The system provides capabilities for closed circuit television (CCTV) applications, security systems, video conferencing, remote video surveillance, home automation and fire control, all in one, without requiring a use of computer. Each video transceiver includes a dedicated keypad which allows users to use the system without a telephone. Keypad controllers available to some of the video transceivers provide a capability to remotely control the system.

Abstract: A phone-interface device receives a wireless signal from a control panel. The wireless signal encodes information regarding a system condition that has occurred in a facility. The phone-interface device communicates the system condition to a monitoring station. The phone-interface device receives its electrical power from the telephone line or from an energy storage device. In another aspect, the phone-interface device receives a provisional-alarm signal command from a control panel. The phone-interface device determines whether a disarm command has been received from the control panel. When a disarm command has not been received before expiration of a period of time, the phone-interface devices sends an alarm condition to a monitoring station.

Abstract: A combination smoke detector and severe weather warning device is housed in a common housing, such as a housing resembling that for a conventional smoke detector. The combination device includes a smoke detector and alarm for sensing smoke and/or fire in the immediate area and transmitting an audible alarm, and also includes a VHF FM radio for receiving severe weather broadcasts and alerts from the National Oceanic And Atmospheric Administration (NOAA), from a remotely located transmitter. Preferably different audible alarms are provided for the smoke detector and for severe weather warnings from the radio, in order that persons may distinguish the type of alarm issued by the device. The combination device is preferably powered by an electrical power supply installed within the building structure within which the device is installed, but may be powered by self contained electrical batteries.

Abstract: 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 telephone line. Other sensing means detect the presence of fire, smoke, water, or other designated conditions and transmits a representative alarm signal to the apparatus. Upon receipt of an alarm indication from one of the sensing means or a line cut/line busy condition from the telephone line sensing means, a processing means disconnects the telephone extensions at the location from the incoming telephone line, and executes a predetermined response. This response can be visual alarms, audio alarms or dialing a predetermined telephone number and transmitting a predetermined alarm message. The apparatus can be programmed as to which telephone numbers to call and messages to send.

Abstract: 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 controller is connected to the monitored system and to the communications module. The controller includes at least one detector for sensing various off-normal conditions relevant to operating the monitored system. The controller also includes an auto-dialer that is responsive to the detectors for triggering a call to a remote site via the telecommunications module upon sensing the presence of one of the off-normal conditions. A backup power source is connected to power the controller and the communications module if a primary power source fails. Preferably, the backup source includes at least one battery and the backup source, the controller, and the communications module are contained in a housing that is separate from the monitored system.

Abstract: An extra security alarm system for monitoring conditions within a predetermined monitoring area and alerting persons located throughout the monitoring area, persons in the vicinity and appropriate emergency personnel of an emergency situation. The extra security alarm system includes a plurality of sensors strategically positioned throughout the monitoring area for sensing conditions within the monitoring area. Each of the sensors includes a control unit for analyzing the sensed conditions to determine if an alarm situation exists and generating a sensor signal indicative of the sensed conditions, a transmitter for transmitting the generated signal to the other sensors, a receiver for receiving sensor signals from the other sensors and an alarm for generating an alarm signal upon determining an alarm condition has been sensed by the system.

Abstract: A multi-functional anti-theft supervising assembly which has an overall configuration of a telephone, includes an anti-theft controller, a video monitoring circuit, a dialogue controlling circuit and an infrared detecting circuit. A monitoring window, screen and a handset are provided as well. The anti-theft controller is connected with a plurality of signal detecting circuits externally and an infrared detecting circuit, accordingly, the signal of anti-theft, flameproof, gas-leakage can be transmitted to the hoist computer located at the control center for suitable reaction. The video controlling circuit and screen can be connected with the camera disposed at the front door. The dialogue circuit is connected as well. The dialogue circuit and said handset are interconnected with said video controlling circuit. A door lock release circuit is connected as well.

Abstract: A system is provided for automatically dialing and sending out a pre-recorded message in emergency situations to Police, Fire, or Ambulance departments at the push of a single button. The system has separated lighted buttons each for Police, Fire, or Ambulance, with an individual message for each emergency situation. The buttons are color coded and the international symbols for Fire, Police, and Ambulance are embossed on them respectively. The system is capable of storing phone numbers for each emergency service, and has the ability to record and play back a personalized message designed to describe the services needed and the location at which the service is need.

Abstract: The audible alarm apparatuses include fire sensing portion, location setting portion for setting a location of the fire sensing portion, system controller for providing information about the location of the fire outbreak and controlling interface devices, DTMF generator, DTMF receiver, voice data storage portion responsive to the information outputted from the system controller for providing a voice data, parallel to serial converter, digital to analog converter, and amplifier, etc. The apparatuses give and take the information about the location of the fire outbreak directly with each other via a telephone line without a host computer.

Abstract: An integrated telephone, intercom, security and control system for a building having a plurality of units, utilizing a plurality of telephone lines located throughout the building which are connected at one end to telecommunications equipment located in the units and throughout common areas of the building. A digital switching device is connected to the other end each of the telephone lines and arranged to connect at least one of the telephone lines to at least one of another of the telephone lines or to an outside telephone line at the option of a user of the telecommunications equipment. A plurality of sensors located in the units and throughout common areas of the building are arranged for generating signals in response to conditions therein, which are then transmitted to a plurality of control modules connected to the digital switching device by at least one of the telephone lines.

Abstract: A simple, inexpensive device for automatically dialing an emergency number in response to a signal generated by a smoke alarm or other security system. The device includes a cam and cam follower, arranged in combination with an electrical switch connected to a telephone line, so that the motion of the cam follower causes the switch to create a dialing function without human intervention, and without electrical power, other than the dial-tone voltage from the telephone line.

Abstract: One or more of a plurality of alarm conditions can be detected by respective alarm detectors. The detected alarm conditions can be reported to one or more respective monitoring stations. The system includes circuitry for controlling the consumption of power.

Abstract: A security system for detecting and signalling the presence of abnormal security or hazardous conditions, such as unauthorized entry, glass breakage, fire, smoke, high water level, in individual units, such as a boat, a recreational vehicle, an automobile, which are located or stored in a given security area.. The security system comprises sensor units which, when actuated, transmit coded signals through the atmosphere which identifies each sensor unit and the individual unit on which it is located. A receiver on the individual unit recognizes only the coded signals from sensor units which are on the same individual unit as the receiver. A coded output signal is provided to a slave transmitter on the individual unit which identifies the particular sensor unit which was actuated. The slave transmitter provides a coded transmission signal to a local security station which identifies the particular sensor unit which was actuated and the individual unit where the actuated sensor unit resides.

Abstract: A smoke detector includes a housing having therein a sensor for detecting smoke, an arrangement responsive to detection of smoke for producing an audio signal and an audible sound at an audio frequency, a telephone dialer circuit, a telephone jack on the housing for coupling the dialer circuit to a telephone line, and an arrangement responsive to the occurrence of the audio signal for causing the dialer circuit to automatically dial the telephone number. The telephone number may be a single specified digit, or a multi-digit number stored in a last number dialed memory of the dialer circuit. After dialing of the telephone number, the audio signal is supplied to the telephone line regardless of whether an answer occurs at the remote end. After a predetermined time interval, a timer circuit releases the telephone line, waits a predetermined time interval, causes the telephone number to be dialed again, and then causes the audio signal to again be applied to the telephone line.

Abstract: A channel unit interface circuit for interconnecting a two-wire, bidirectional signal transmitting path and a four-wire signal transmitting path in a communication system includes a tip terminal transconductance amplifier driver, a ring terminal transconductance amplifier driver, a voice sense amplifier, a balance network, A/D signal processing circuit, D/A signal processing circuit, filter network, a voice codec/PCM filter, a channel logic circuit, and a DC-to-DC converter. The tip terminal transconductance driver is formed of a first switching operational amplifier, and the ring terminal transconductance driver is formed of a second switching operational amplifier. Each of the first and second switching operational amplifiers is formed of a low voltage transconductance amplifier, high voltage comparator, a filter network, and a feed forward compensation amplifier.

Abstract: A method and apparatus for detecting a fire-alarm acoustic signal includes an energy discriminator to segregate the desired acoustic tone from background noise. Digital circuitry responds to the active output of the energy discriminaton to dial into a telephone network and execute verification operations before repeating the cycle while the acoustic tone of the fire alarm continues to be detected.

Abstract: A toy that is equipped with a smoke detector that would be extremely portable and thus provide fire and smoke protection wherever you had the toy. The smoke detector is housed inside the toy with smoke sensing openings in several locations. The power supply is electronically coupled to the smoke detector by wires run on the inside of the toy.

Abstract: A portable fire detector and alarm system includes a rechargeable battery power supply and circuitry that monitors a string of up to forty smoke detectors and signals a telephone auto-dialer and prerecorded message unit whenever an alarm occurs. The distal end of the detector line is fed back to the monitor which then detects any loss of continuity in the lines or input AC power and then signals a trouble signal through the auto-dialer.

Abstract: An emergency alarm system incorporating both signal generation and voice annunciation capabilities, for installation in a building or other structure. The system includes a standard fire alarm control panel and one or more loud speakers, each speaker having a series blocking capacitor. The panel has conventional supervisory circuitry and sensing/alarm terminals connected therewith, adapted to indicate an alarm condition when conditions warrant, as by signals received on multiple sensor lines that also communicate with the panel. A signal generator and amplifier are arranged to drive the speakers, under alarm conditions. There is provided a circuit-failure indicator including an electrical switch and an electro-responsive actuator device connected with the signal generator. The electro-responsive actuator device, when energized by the signal generator, maintains the switch in a closed-circuit condition.