Abstract: Embodiments of the present technology may include a system for tracking and monitoring, including a fastener, a triggering mechanism coupled to the fastener for reacting to physical movement of the fastener resulting from tampering, destruction, or uncoupling; a generator; a tracker coupled to the fastener, wherein the tracker determines a triggered event, and wherein the tracker switches to a low power mode based on an event.

Abstract: A door closer assembly for an entryway device having a position sensor that assists in determining the location of the door closer assembly, and thus the location of the associated entryway device, relative to at least an entryway. The position sensor can be coupled to, and/or part of, the door closer assembly. Information obtained by the position sensor may be used by one or processing devices of an access control system to determine whether the door closer assembly and/or the entryway device is at the closed location, among other locations, as well as the direction(s) of displacement of the entryway device. Such information may be utilized in calibrating other devices, as well as determining the occurrence of a number of events, including unauthorized displacement or holding of the entryway device. A timer may also be utilized to further evaluate the nature of the displacement of the entryway device.

Abstract: A lighting device equipped at all times in a vehicle, which can be used for camping and leisure and has a function of a safety warning light of the vehicle, according to the present invention, comprises: a rectangular-shaped fixing plate having a pair of first magnet members which are disposed horizontally; a “C”-shaped front insertion groove which is formed on the front surface of the fixing plate and is formed to be adjacent to the edges of the fixing plate excluding the upper or lower edge of the fixing plate; a “C”-shaped first support member which is selectively fixed to the front insertion groove and is installed rotatably toward the front surface with respect to the fixing plate by the medium of a hinge; a pair of side surface insertion grooves which are longitudinally formed on the respective sides of the fixing plate; a pair of second support members which are respectively coupled to the inside of the side surface insertion grooves by the medium of a hinge, and are unfolded in a direction opposite to

Abstract: There is provided a method of installing a magnetic proximity sensor including positioning the magnetic field sensor in a desired location and positioning a magnet in a desired location relative to the magnetic field sensor, with an indicator of the sensor continuing to be turned on during the predetermined period of time when the magnetic field generated by the magnet is sensed by the magnetic field sensor, and being turned off during the predetermined period of time when the magnetic field generated by the magnet is not sensed by the magnetic field sensor. The indicator light thus assists in determining proper relative positioning of the magnet and the magnetic field sensor. If after the predetermined period of time more time is needed to install the magnetic proximity sensor, the method includes initiates another predetermined period of time by removing and replacing a lid of the magnetic proximity sensor.

Abstract: It is provided a method for determining when a break-in attempt is in process. The method is performed in a break-in determiner and comprises the steps of: determining that a first vibration condition is tme when a vibration parameter associated with a barrier is greater than a first threshold, wherein the first vibration parameter is obtained from measurements from an accelerometer; determining whether an acceptable activity condition is tme or not, such that the acceptable activity condition is true only when there is an auxiliary signal indicating acceptable activity comprising determining that the acceptable activity condition is tme only when a time difference between determining that the first vibration condition is true and receiving the auxiliary signal is less than a threshold duration; and determining that a break-in attempt is in process when the first vibration condition is tme and the acceptable activity condition is false.

Abstract: The present application relates to a flexible manipulator including at least one flexible member (bend) controlled by an input device in the form of a joystick. Specifically, to prevent the flexible manipulator inserted into a narrow space from contacting surrounding objects, the flexible manipulator according to the present invention is configured to maintain the shape when the operator releases the joystick. However, when the flexible manipulator is shaped to be at a target position and subsequently needs to be returned to the original shape, the operator manipulates the joystick using complicated and time consuming manipulation techniques. A control device in communication with the flexible manipulator is configured to allow the operator to select an input method for maintaining the shape of the flexible manipulator after the joystick is released. In addition, an input method for returning the flexible manipulator to the original shape may be selected.

Abstract: An apparatus for arranging an electronic data carrier on a component of a fluidic system is proposed. The apparatus includes the electronic data carrier. An insert is provided that can be inserted into a main body, which insert, in a first position with respect to the main body, vacates a release space in order for at least one cable portion of a cable to be introduced. In a second position with respect to the main body, the insert secures itself and the at least one cable portion to the main body such that they cannot be pulled out.

Abstract: A safety switch (1) having a reading head (2) and an actuator (3) having a transponder (4) and being movable relative to the reading head (2). Encoded signals of the transponder (4) are detectable by means of the reading head (2). As a means for detecting encoded signals, the reading head (2) has a resonant circuit (6) controlled by a processor unit, with the distance between the actuator (3) and reading head (2) being determined by means of an amplitude evaluation of the signals of the transponder (4) detected with the resonant circuit (6). Control signals are generated as a function of the distance signals thus determined.

Abstract: Embodiments of systems and approaches for managing post-harvest crop quality and pests are described. Such a system may include a plurality of edge devices each comprising sensor components and collectively forming a mesh network, for measuring the local physical environment within stored crops and, for example, transmitting the measurements to a service from within the crop storage area. In certain embodiments, such a system may be used to manage post-harvest crops and storage areas—for example, approaches are described for determining fumigation treatment duration, determining phosphine dosage, determining heat treatment duration, and determining safe storage time for crops.

Abstract: A watch type mobile terminal is provided that is wearable on a wrist. The watch type mobile terminal includes a main body, a band unit, a sensing unit and a controller. The main body has a display unit. The band unit is connected to the main body so that the mobile terminal surrounds the user's wrist. The sensing unit senses a user input applied to the band unit. The controller processes the user input applied to the band unit as a control command with respect to the mobile terminal.

Abstract: A user interface method for an automated door lock, including providing a sensor operable to identify two-dimensional locations of an object within a detection plane that extends outward from a door, providing an unlocker operative to automatically unlock the door, identifying, by a processor coupled with the sensor and the unlocker, a linear movement of the object within the detection plane, in a first direction of motion, further identifying, by the processor, a linear movement of the object within the detection plane, in a second direction of motion substantially orthogonal to the first direction of motion, and activating, by the processor, the unlocker in response to the identifying and the further identifying.

Abstract: In some examples, a controller receives, from a sensor that is part of a device mounted on a moveable platform, measurement data. The controller detects, based on the measurement data, a change in transit motion status of the moveable platform. The controller triggers, in response to detecting the change in transit motion status of the moveable platform, a transition of the device from a first power state to a second, different power state.

Abstract: A sensor assembly as part of a wireless alarm system for building entrances like windows and doors. An elongated sensor assembly for detecting a change of state comprising at least one sensor switch configured to detect a given state and a change of state between the given state and at least one other state, a microprocessor configured to detect the change of state of the at least one sensor switch, an antenna system, a wireless transmitter configured to receive a signal from the microprocessor identifying a change of the state of the at least one sensor switch and transmit the signal by means of the antenna system, and a power source for providing electric power, wherein the at least one sensor switch, the microprocessor, the antenna system, the wireless transmitter, and the power source are incorporated in the elongated sensor assembly having a maximum height of less than 5 mm.

Abstract: A barrier that is releasably secured across an ingress/egress to a balcony or other elevated platform. The barrier is a fence-style assembly that has a pair of vertical posts that are releasably secured within respective boots secured to the floor. One of the boots includes a switch-activated transmitter that is inactive when the respective post is seated in the boot. If the post is pulled out of the boot, the switch-activated transmitter transmits a wireless signal to a transceiver located on the barrier which then transmits a signal to an on-site controller that transmits respective text messages to authorized personnel informing them of the barrier removal and restoration and will continue to do so until the barrier status changes. The transceiver may be housed within a housing that also contains a visual and/or audible warning at the barrier vicinity to warn those in the vicinity of the barrier removal.

Abstract: A method of controlling a security system of a premises includes detecting one or more exceptions when the system is set to an alarm mode, determining whether any of the one or more exceptions is a terminal exception, automatically executing an arming procedure according to the alarm mode when all of the exceptions are determined to be non-terminal exceptions, preventing execution of the arming procedure when any of the exceptions are determined to be a terminal exception, and, while in the alarm mode, preventing a sensor associated with a security exception from triggering an alarm when the security exception is fully corrected, and triggering an alarm when a condition that is causing the security exception is adjusted without resulting in full correction of the security exception.

Abstract: Systems and methods of the disclosed embodiments provide a sensor to detect a side from which a door or window is being opened, and a controller communicatively coupled to the sensor to determine the side from which the door or window is being opened, and to generate a security exception based on the determination of the side from which the door or window is being opened.

Abstract: A hinge assembly comprising a hinge and an autonomous remote switch unit. The hinge comprises two hinge parts that are connected by an intermediate joint of which a first hinge part is connected to a stationary component, and a second hinge part is coupled via the joint to a pivoting element, especially a door, to pivot relative to the first hinge part, and the autonomous remote switch unit comprises a radio unit and a generator unit having an actuation element that transmits an opening and closing of the hinge to the generator unit such that the generator unit induces an electrical current pulse to supply power to the radio unit. The generator unit induces an electrical current pulse both during transmission of the opening and closing of the hinge by the actuation element, and the radio unit transmits data when power is thereby supplied.

Abstract: A harvester grain bin monitoring system is disclosed. The system includes a sensor that monitors the perimeter of the bin proximate to the top rim to provide a warning to an operator when the grain level reaches approaches the bin rim. The sensor may be optical or mechanical.

Abstract: The present invention includes, a failure sensing part to sense the failure created in the encoder mode and sensorless mode to control the door; a main control part to convert the main operation part and backup control part mutually when a failure is sensed by the primary operation mode by the failure sensing part after deciding either of the encoder mode or sensorless mode as a primary operation mode and another one is decided as a backup operation mode; and a location/speed conversion part to perform the door control by calculating the door moving distance according to the corresponding mode when the operation mode is converted by the main control part.

Abstract: Methods, systems, and apparatuses for securing property are presented. Video content viewed by a user may be detected, and the user may be automatically prompted to change settings on a security system based on the detecting. A comparison of the current time with the duration of the video content may serve as the basis for such prompting. Additionally, a premise security system may be placed in a learning mode. Changes in position of a security sensor may be detected and used to set a permitted range of motion for the sensor. Further, a plurality of security sensor profiles may be stored, and each profile may identify a different predefined permitted range of motion of a sensor. The addition of a new sensor to a premise may be detected, and a user may be prompted, on a display, to identify a profile to be used for the new sensor.

Abstract: Systems and methods are provided relating to utilizing a plurality of RFID tags in conjunction with a circuit comprising at least one reed switch to facilitate determination of operational states and actions based thereon. A magnet can activate the reed switch causing a first RFID tag to be activated and transmit an associated RFID identifier from which a position/operation associated with the first RFID can be determined. The magnet can be removed to activate a second RFID tag whereupon a second RFID identifier is transmitted from which a second position/operation can be determined. The circuit comprising the reed switch and RFID tags can have an induction coil enabling the circuit to be activated when the induction coil is brought into proximity of a second induction coil and inductively coupled.

Abstract: Certain example embodiments of the disclosed technology may include systems and methods for telematics monitoring. An example method is provided that includes receiving, at a mobile computing device, and from a Vehicle Identification Unit (VIU), identification (ID) data representing a first vehicle. The method further includes receiving, by the mobile computing device, sensor data from one or more sensors associated with the mobile computing device. Certain embodiments may further include receiving, at an Operational Measurement Unit (OMU), an operation indication associated with the first vehicle. The OMU may include an operational measurement component configured to advance an operational count in response to receiving the operation indication. Certain example embodiments may include transmitting telematics data by the mobile computing device. In certain embodiments, the telematics data may include least a portion of one or more of the ID data, the sensor data, and/or the operational count data.

Abstract: The door knob security alarm is a door alarm that is uniquely adapted to rest upon a top half of a door knob, and upon movement of the door knob the security alarm shell fall off of the door knob, and emit an alarm upon impacting the ground. An alarm housing includes a concave portion along a bottom portion of said alarm housing, which is uniquely adapted for placement atop of a portion of a door handle or door knob. A motion sensor detects impact of the alarm housing with a ground surface, and shall generate an alarm that is audible. The security alarm includes the use of at least one speaker that emits an audible alarm. The alarm housing includes at least one switch on a top surface, which enables operation of the security alarm.

Abstract: A door sensor system comprising door sensor circuit and a sensor support circuit.

Abstract: A pressure detection system is provided. The pressure detection system may include an enclosure that houses a pressure sensor, a type selector and a thickness selector. The pressure sensor may be adapted to produce output representative of the pressure on a barrier. The pressure sensor may include a computer electronically connected to the type selector and the thickness selector. The computer may be adapted to determine a threshold pressure that is related to the minimum amount of pressure needed to break a barrier for a given barrier type and a given barrier thickness. The pressure sensor may be adapted to transmit an alarm signal when the output of the pressure sensor may exceed the threshold pressure. A user may install the enclosure on the barrier. The user may then select the given barrier type from a group of predetermined options on the type selector. The user may then select the given barrier thickness from a group of predetermined options on the thickness selector.

Abstract: An alarm system that abuts against a barrier to help prevent entry. The alarm system includes a support portion, such as a tripod. The support portion forms a footprint for firmly pressing against the barrier at an angle. The footprint includes uneven lengths for the legs, a small distance between the ends of each leg, a brace that securely joins each leg, and support portion mounts that join to the ends of the legs for entrenching firmly into the ground surface. A mounting portion at the other end of the support portion includes a collar shape that is configured to engage a barrier fastener, such as a door knob. The support portion tilts against the barrier to resist a force from the opposite side of the barrier. An alarm portion with a sensor detects a force from the door and emits an alarm as required.

Abstract: The invention specifies an apparatus and a method for monitoring a building opening which is closed with a closure element (6, 6a . . . 6n) which is not fully transparent. The apparatus comprises a pattern (M), which is arranged on one side of the closure element (6, 6a . . . 6n) or is projected onto this side, and a detection unit (7a . . . 7e) which is aligned with this pattern (M). A comparison unit compares the actual pattern (M) detected by the detection unit (7a . . . 7e) with a desired pattern and triggers an alarm if the difference between the actual pattern (M) and the desired pattern exceeds a predefinable threshold.

Abstract: A portable electronic device includes a housing, a drop detection part located on the housing that detects when the device is dropped into water, a light emission part located within the housing, and a light-emission control circuit located within the housing that controls emission of light from the light emission part when the drop detection part detects that the device is dropped into the water. The device is configured to have a buoyancy, and the buoyancy and a center of gravity of the device are configured to let the device float stably in a left-right lateral direction.

Abstract: An intercom exchange is connected to multiple terminals, and includes multiple communication paths, a digital switch circuit for switching connections between the terminals and the communication paths, and a CPU that controls the DSPs and the switch circuit. The CPU performs control for preferentially allocating a communication path to the first terminal, and the allocated DSP determines whether a sound from the first terminal that has been received as input via the switch circuit is an abnormal sound. Upon determining that the sound is an abnormal sound, the allocated DSP notifies the CPU, and upon receiving the notification, the CPU determines an alert destination based on the notification and performs alert processing for sending an alert to the alert destination.

Abstract: An apparatus includes a cantilevered element including a coating material having an affinity for at least one compound. The apparatus further includes a first capacitive plate and a second capacitive plate that are each spaced from and capacitively coupled to the cantilevered element. The first capacitive plate is configured to induce a vibration in the cantilevered element at a frequency related to a mass of the cantilevered element. A frequency detector is coupled to the second capacitive plate to detect a change in vibrational frequency of the cantilevered element as a result of at least one particle of the at least one compound coupling to the coating material.

Abstract: Systems and associated methods for monitoring and/or controlling access to interior portions of consumer-operated kiosks and other enclosures are disclosed herein. In one embodiment, a consumer-operated kiosk includes an enclosure having a door movable between a closed position that prevents access to the enclosure and an open position that permits access to the enclosure. In this embodiment, an identifier, such as an RFID transponder or tag, is mounted to one of the enclosure or the door, and a reader, such as an RFID reader, is mounted to the other of the enclosure or the door. When the door is closed, the reader detects the identifier. Conversely, when the door moves away form the closed position, the reader ceases to detect the identifier and can generate/send a signal indicating that the door is open.

Abstract: A secure data entry device including a housing, tamper sensitive circuitry located within the housing and tampering alarm indication circuitry arranged to provide an alarm indication in response to attempted access to the tamper sensitive circuitry, the tampering alarm indication circuitry including at least one conductor, a signal generator operative to transmit a signal along the at least one conductor and a signal analyzer operative to receive the signal transmitted along the at least one conductor and to sense tampering with the at least one conductor, the signal analyzer being operative to sense the tampering by sensing changes in at least one of a rise time and a fall time of the signal.

Abstract: A system and method for monitoring a structure and for distinguishing between an alarm condition, and a nuisance event such as rain. An optical fibre sensor (20,22) produces a signal indicative of a disturbance and level crossing rates are determined to distinguish between noise in the signal (nuisance event) and a required event. A FFT technique is also disclosed as well as classification of an event by extracting predetermined features from the signal.

Abstract: A software module apparatus for enabling a user to generate a virtual tripwire through a geographic area of interest using a plurality of sensors. The apparatus may make use of an input for allowing a user to input a digital elevation model (DEM) of the area of interest. An input responsive to a user controlled device may also be used for defining a swath of the area of interest, the swath representing a subregion laying over, or adjacent to, a border to be monitored. A display may be generated for illustrating computed locations of a plurality of independent sensors used to form the virtual tripwire through the swath of the area of interest.

Abstract: The present invention relates to a security arrangement (1) comprising: a housing (2); a sensor arrangement (3) arranged in said housing; a camera device (4) arranged in said housing; and a communication unit (5) arranged in said housing; wherein said sensor arrangement is configured to detect movement of a door (6) being monitored by said security arrangement and said security arrangement is configured to in response to detection of movement of said door activate said camera device and take a picture, and wherein said security arrangement is configured to transmit a taken picture to a contact list utilizing said communication unit.

Abstract: A window safety and security device detects unauthorized movement of a double-hung window upon which the device is installed and communicates an alarm in response to the detecting. The device includes a single, high-powered suction cup with a housing configured to be removably attached to an inside glass pane of a first sash of the double-hung window formed with a first and a second sash, a first electrical switch including an actuator that toggles the switch contacts between an open or non-conducting state to a closed or conducting state when armed (powered) in a case where part of the window contacts and depresses the actuator. The device also includes a light or buzzer, which are activated when the first switch is caused to conduct. Preferably, a second electrical switch is included for “arming” and “disarming” the device.

Abstract: A compact wireless security sensor having a magnetically operated plunger switch. The compact nature of the sensor of the present invention makes it ideal for being substantially concealing into a door frame or window as part of a wireless security system. The sensor unit includes a housing having an inner end, an outer end, and a magnet positioned within a moveable plunger, and an antenna, preferably a flexible wire antenna. The housing further contains a sensor switch, a microprocessor with a PCB, a wireless transmitter, such as an RF transmitter, and a power source, such as a small coin cell battery, for emitting signals to a master station or controller when the plunger switch is depressed and activates the internal sensor switch.

Abstract: A window safety and security device detects unauthorized movement of a double-hung window upon which the device is installed and communicates an alarm in response to the detecting. The device includes a single, high-powered suction cup with a housing configured to be removably attached to an inside glass pane of a first sash of the double-hung window formed with a first and a second sash, a first electrical switch including an actuator that toggles the switch contacts between an open or non-conducting state to a closed or conducting state when armed (powered) in a case where part of the window contacts and depresses the actuator. The device also includes a light or buzzer, which are activated when the first switch is caused to conduct. Preferably, a second electrical switch is included for “arming” and “disarming” the device.

Abstract: The window alarm device provides an electronic receiver, a control panel within the receiver, an audio output disposed within the receiver, a video screen disposed within the receiver, a plurality of electronic transmitters, each transmitter further comprising an individual electronic identification, an electrical sensor port disposed within each transmitter, a plurality of activation strips, each having a front spaced apart from an adhesive back, the front further comprising, a plurality of valleys, a ridge disposed between an any two adjacent valleys, a smooth transition connecting each valley to each ridge, a sensor extended from each transmitter, each sensor further comprising, a vertical leg, a pivotal leg pivotally affixed atop the vertical leg, the pivotal leg frictionally positioned, and a point disposed at a distal end of the pivotal leg, the point configured to follow the activation strip front.

Abstract: A gesture-based user interface comprises a wearable portable device storing a gesture profile for each of a plurality of different applications on the wearable portable device to define different gestures for the different applications, wherein each of the gesture profiles includes at least one gesture and a predetermined function associated with the at least one gesture; and a profile web service, wherein the portable device is in communication with the profile web service and is configured to download from the profile web service to the wearable portable device a customizable gesture profile for a particular one of the applications, wherein the customized gesture profile modifies at least one of the different gestures, the customized gesture profile comprising personal preferences of the user regarding the modified gesture, including physical attributes of the user.

Abstract: A drop detection part that detects drop into the water, a light emission part, and a light-emission control circuit that makes the light emission part emit light when the drop detection part detects the drop into the water. Also, the light emission part may be disposed on the side to be turned up by buoyancy when the device is dropped into the water and the drop detection part may be disposed on the side to be turned down in the case of the drop into the water, for example.

Abstract: Systems and associated methods for monitoring and/or controlling access to interior portions of consumer-operated kiosks and other enclosures are disclosed herein. In one embodiment, a consumer-operated kiosk includes an enclosure having a door movable between a closed position that prevents access to the enclosure and an open position that permits access to the enclosure. In this embodiment, an identifier, such as an RFID transponder or tag, is mounted to one of the enclosure or the door, and a reader, such as an RFID reader, is mounted to the other of the enclosure or the door. When the door is closed, the reader detects the identifier. Conversely, when the door moves away form the closed position, the reader ceases to detect the identifier and can generate/send a signal indicating that the door is open.

Abstract: An occupancy sensor is provided with a housing having an interior cavity. A switch is mounted in the interior cavity of the housing and configured for placement in the open and closed positions. A fascia cover plate may be positioned on the housing to enclose the interior cavity. The fascia cover plate has a fascia rib on an interior surface thereof. The fascia rib is arranged to interfere with the switch in the disabled state to prevent positioning of the fascia cover plate on the housing.

Abstract: A method and apparatus for monitoring the security of closures of the type used on large trucks, and shipping or other containers wherein one or more doors are provided on an end and/or the sides of the container and are secured by vertical rods having cam-like latches at their ends that are rotatable from a first disposition in which they engage keepers to lock the doors in a closed position, and a second disposition in which they disengage the keepers to unlock the doors and allow them to swing into an open position. More specifically, the present invention relates to a monitoring assembly that attaches between the locking rod handles of the containers, senses any movement of the locking handles or the opening of the doors, and provides visual signals and/or transmitted signals as an indication of tampering.

Abstract: A capacitive sensor array including a sensor electrode which detects the intrusion of an object, a shield electrode and a background electrode. A control and evaluation circuit is coupled to the sensor electrode which detects a change in the capacitance of the sensor electrode. The sensor electrode periodically evaluates at least one of a current and voltage profile to detect the capacitance change. The shield electrode is coupled to the sensor electrode through the control and evaluation circuit such that it has no influence on the measured capacitance. The background electrode is controlled such that its potential is periodically switched between the reference potential and a second potential. When the sensor electrode is coupled with the first potential, the background electrode may be located on the reference potential. When the sensor electrode is not coupled with the first potential, the background electrode may be located on the second potential.

Abstract: A secure data entry device including a housing, tamper sensitive circuitry located within the housing and tampering alarm indication circuitry arranged to provide an alarm indication in response to attempted access to the tamper sensitive circuitry, the tampering alarm indication circuitry including at least one conductor, a signal generator operative to transmit a signal along the at least one conductor and a signal analyzer operative to receive the signal transmitted along the at least one conductor and to sense tampering with the at least one conductor, the signal analyzer being operative to sense the tampering by sensing changes in at least one of a rise time and a fall time of the signal.

Abstract: A security method and apparatus is disclosed. In one embodiment, a security method comprises storing one or more data points representing an alarm condition in a memory, generating an electronic signal from a motion sensor in response to movement of the door or window, comparing the electronic signal to the data points, and detecting an alarm condition of the door or window if the electronic signal substantially matches the data points.

Abstract: A system including a first electrode, a second electrode, a first circuit and a second circuit. The second electrode is capacitively coupled to the first electrode. The first circuit is configured to receive data via a network and transmit a signal via the first electrode based on the data. The second circuit is configured to receive data via the network and receive a current that corresponds to the signal via the second electrode based on the data.

Abstract: There is a cable theft monitoring system and method configured to protect electrical cables from theft during non-operation hours. The system includes a power circuit configured to provide power. The system also includes a motor coil configured to receive and utilize power. The system further includes a power supply line configured to facilitate power conduction through the motor coil. The system includes a sensor module configured to monitor a characteristic of the power supply line. The sensor module is configured to send an electrical current through the power supply line to the motor coil to detect electrical connection thereto. The system additionally includes an onsite control module configured to provide onsite controls to the cable theft monitoring system. The system also includes an isolation module configured to isolate the sensor module from strong power sources. Furthermore, the system includes a communication module configured to transmit information.

Abstract: A remote door access monitoring system includes a central monitoring component and a remote monitoring component. The central monitoring component includes an optical source, an optical power level receiver, and a microcontroller. The optical power level receiver is in communication with the microcontroller. The remote monitoring component includes an optical switch that is operably associated with a door of a communications equipment cabinet. The communications equipment cabinet is located at a geographical location different from a geographical location of the central monitoring component. The optical source transmits an optical signal from the optical source to the optical switch and back to the optical power level receiver. The optical switch attenuates the optical signal in response to opening and closing of the door. The optical power level receiver is configured to detect an attenuated optical signal and then notify the microcontroller of the existence of an attenuated optical signal.