Patent application number | Description | Published |
20100044835 | SETTING THE DC OPERATING CURRENT OF A RAIL-TO-RAIL OUTPUT STAGE OF AN OP-AMP - In an output stage of an operational amplifier, first and second transistors each provide a collector current under quiescent conditions to first and second current sources. A resistor receives a portion of one the collector currents and produces a resistor voltage in response. An output transistor provides a quiescent current having a value calculated as a function of the resistor voltage and a base-emitter voltage of the second transistor. | 02-25-2010 |
20100231287 | THERMAL COMPENSATION OF AN EXPONENTIAL PAIR - To compensate for changes in temperature, a pair of bipolar transistors is connected to a voltage divider and receives a differential voltage that varies with temperature. The voltage divider includes a set of resistors placed in parallel. The set of resistors has a resistance that changes with temperature. As the resistance changes with temperature, the differential voltage provided by the voltage divider changes in proportion to a change in thermal voltage. | 09-16-2010 |
20120063049 | JUNCTION FIELD EFFECT TRANSISTOR FOR VOLTAGE PROTECTION - Apparatus and methods are disclosed, such as those involving a junction field effect transistor for voltage protection. One such apparatus includes a protection circuit including an input, an output, and a JFET. The JFET has a source electrically coupled to the input, and a drain electrically coupled to the output, wherein the JFET has a pinch-off voltage (Vp) of greater than 2 V in magnitude. The apparatus further includes an internal circuit having an input configured to receive a signal from the output of the protection circuit. The protection circuit provides protection over the internal circuit from overvoltage and/or undervoltage conditions while having a reduced size compared to a JFET having a Vp of smaller than 2 V in magnitude. | 03-15-2012 |
Patent application number | Description | Published |
20110192263 | Equipment For Transversal Perforation, On The Fly, Of Continuous Forms In Movement - Equipment for transversal perforation, on the fly, of continuous forms in movement, comprises a perforating device having a blade support with a perforating blade, which is actuated for the rotation by a blade servomechanism, in synchronism with the form for the perforation. A contrast member including active sections and remaining inactive sections is rotated by a contrast servomechanism parallel to the support blade. In a condition of perforation, each active section, in synchronism with the form, can provide function of contrast for the perforation blade. In a condition of non-perforation, each inactive section is spaced away from a surface of movement of the form, whereby avoiding the perforation on the passage of the blade. | 08-11-2011 |
20110210495 | Transversal Cutting Equipment for Sheets Separable From Overlapped Continuous Forms - A transversal cutting equipment for sheets separable from overlapped continuous forms, wherein the forms are longitudinally divided from a basic continuous form for producing documents with a single sheet or more sheets, and wherein the documents and the respective sheets are printed according to a predetermined order. The equipment comprises a cutting device for joined separation of the sheets; an accumulating and forwarding device; transport paths; and differentiating means for modifying the transport times of the sheets along one or more transport paths. The cutting device operates in a continuous way, while the accumulating and forwarding device collects the sheet or sheets of a partially formed document and sends the sheet or sheets upon the completion of the document. The differentiating means modifies the transport times without interrupting the cutting device so that a cut sheet of a following document, is transferred to the accumulating and forwarding device for the formation of the following document, substantially after the forwarding of the preceding document. | 09-01-2011 |
20110262248 | Binding Plant For Hardcover Books And Binding Method For These Books - A binding plant for hardcover books comprising a binding equipment and a false cover forming equipment. The false cover forming equipment carries out false covers, by positioning a pair of endpapers in correspondence of lateral binding flaps of a respective backstrip, arranging folds of the endpapers at a pre-assembling distance associated with the thickness of the text block and gluing margins of past-down sheets of the endpapers with binding edges of the backstrip. The binding equipment is feedable, at a cover input “IC”, with the false covers for carrying out book blocks by gluing the backstrips of the false covers with the binding edges of corresponding text blocks and refolding the pairs of endpapers on the respective text blocks. An electronic processing unit is settable for the control of the false cover forming equipment and the binding equipment as a function of the dimensions of the hardcover book to be bound. | 10-27-2011 |
Patent application number | Description | Published |
20140197967 | REAL-TIME VEHICLE SPACING CONTROL - In an embodiment, a system detects when vehicle bunching is about to occur or is already occurring within a given transit system. The system resolves the bunching using an event and tone based system which regulates the arrival and departure times of vehicles at vehicle stops. Also, an embodiment includes a method for receiving location information for a plurality of vehicles along a route, determining a relative distance between a first vehicle of the plurality of vehicles and at least a second vehicle of the plurality of vehicles as a function of the received location information, and generating an action signal for at least one of the plurality of vehicles located on the route, wherein the action signal is in response to the determined relative distance. | 07-17-2014 |
20140200805 | DEVIATION DETECTION IN MOBILE TRANSIT SYSTEMS - In one embodiment, a mobile device or a network device is configured to identify when a transit vehicle deviates from a transit path. The mobile device is configured to perform a positioning technique to generate data indicative of the location of a mobile device. Based on the location of the mobile device, a path is identified. The path is associated with an estimated path width based on the classification of the path and/or the accuracy of the positioning technique. A target route is calculated using the estimated path width. As the transit vehicle travels, the target route is compared to the location of the mobile device. If the mobile device and or transit vehicle deviates from the target route, a message is generated. The message may indicate that the transit vehicle is being re-routed and/or recommends the computation of a new path. | 07-17-2014 |
20140244154 | METHOD AND APPARATUS FOR TRANSIT MAPPING - A method, apparatus and computer program products are provided for collecting and analyzing route to determine the routes of a transit system. One example method includes receiving GPS data from a plurality of buses or uses from along a transit roué, the discreet GPS reports organized into a set, generating a plurality of clusters, each cluster is comprised of a first GPS point from a first set and one or more subsequent GPS points, each subsequent GPS point from a different set, and wherein each subsequent GPS point is located within a predetermined distance of the first GPS point. The clusters are then connected to form a route polylines. Outliers, inaccuracies, and/or route endpoints may be pruned to improve accuracy and efficiency of the method. The method may also order the aggregated clusters using spatial and temporal data of the GPS reports to improve accuracy. | 08-28-2014 |
20140244326 | METHOD AND APPARATUS FOR AUTOMATED SERVICE SCHEDULE DERIVATION AND UPDATING - A method, apparatus and computer program products are provided for automatically determining or fine-tuning bus service schedules for bus stops along a route. One example method includes causing reception of GPS data from a plurality of buses or uses from along a transit route, the GPS data comprised of a plurality of location points and associated temporal data, aggregating the location data by route and direction to determine a trip count, causing reception of at least one bus stop location, partitioning the associated temporal data into a number of clusters in accordance with the trip count, calculating a mean arrival time at the at least one bust stop for each cluster, and generating, using a processor, at least one service schedule for the at least one bus stop, wherein the mean arrival time of each cluster represents the service schedule. | 08-28-2014 |
20140248900 | Structure Access Characteristics Determined from Mobile Unit Data - In an embodiment, a system receives mobile device data from a plurality of mobile devices. The system compares the mobile device data with cartographic data representing a structure and determines a structure access characteristic based on the comparison. The structure access characteristic may be the location of an entrance or exit to the structure. The structure access characteristic may also be a structure access type, a structure access status, a structure access schedule, or any other structure access characteristic. | 09-04-2014 |
20140288821 | Vehicle Arrival Prediction - A method and apparatus for predicting the arrival time of a transit vehicle at a transit stop of a transit route is presented. The arrival time is predicted using historical location information of a plurality of vehicles that have previously traveled the route, location information of several of the most recent vehicles that have arrived at the stop, and current location information of a particular vehicle currently traveling the route. Values such as average arrival times and arrival time errors or variances are determined from the historical and recent location data. These values are used with the current location information to predict the arrival time of the particular vehicle. | 09-25-2014 |
20140324748 | METHOD AND APPARATUS FOR DERIVING SPATIAL PROPERTIES OF BUS STOPS AND TRAFFIC CONTROLS - A method, apparatus and computer program products are provided for automatically detecting specific locations, i.e. bus stops, stop lights, and/or traffic signals, based on received GPS reports. The method can also be adopted to detect the utilization of the specific locations along the route. One example method includes receiving GPS data from a plurality of buses from along a transit route, and utilizes a machine learning classification strategy that captures the mobility patterns of the GPS equipped buses, at specific locations. The method may then generate mini-clusters, each comprised of a first location point from a first route and one or more subsequent location points located within a predetermined distance of the first location point. The mobility patterns of the mini-clusters within larger clusters are represented as a normalized histogram where the bin values become classification features. A machine learning model is then utilized to determine a location of the specific locations. | 10-30-2014 |
Patent application number | Description | Published |
20090231134 | Method and System for Certifying Operators of X-Ray Inspection Systems - A method and system for using Threat Imaging Projection (TIP) technology, and the operator testing data that it generates, in order to certify x-ray inspection system operators and thereby assure an acceptable and uniform level of operator performance. In a preferred configuration, the operator views x-ray images of objects on a screening system equipped with TIP technology. When the operator believes that a threat item image appears on the screening system, the operator indicates such via an indicating means. The system is capable of recording, storing and transmitting individual operator performance data relating to proper detections, missed detections, and false alarms, i.e., when an operator indicates that a threat item image appears when no such image actually appears on the screening system. The system preferably contains a library of various threat item images, e.g., guns, bombs, knives, etc., which are classified according to type of threat and difficulty of detection. | 09-17-2009 |
20110216881 | Method and System for Certifying Operators of X-Ray Inspection Systems - A method and system for using Threat Imaging Projection (TIP) technology, and the operator testing data that it generates, in order to certify x-ray inspection system operators and thereby assure an acceptable and uniform level of operator performance. In a preferred configuration, the operator views x-ray images of objects on a screening system equipped with TIP technology. When the operator believes that a threat item image appears on the screening system, the operator indicates such via an indicating means. The system is capable of recording, storing and transmitting individual operator performance data relating to proper detections, missed detections, and false alarms, i.e., when an operator indicates that a threat item image appears when no such image actually appears on the screening system. The system preferably contains a library of various threat item images, e.g., guns, bombs, knives, etc., which are classified according to type of threat and difficulty of detection. | 09-08-2011 |
20120300902 | Method and System for Certifying Operators of X-Ray Systems - A method and system for using Threat Imaging Projection (TIP) technology, and the operator testing data that it generates, in order to certify x-ray inspection system operators and thereby assure an acceptable and uniform level of operator performance. In a preferred configuration, the operator views x-ray images of objects on a screening system equipped with TIP technology. When the operator believes that a threat item image appears on the screening system, the operator indicates such via an indicating means. The system is capable of recording, storing and transmitting individual operator performance data relating to proper detections, missed detections, and false alarms, i.e., when an operator indicates that a threat item image appears when no such image actually appears on the screening system. The system preferably contains a library of various threat item images, e.g., guns, bombs, knives, etc., which are classified according to type of threat and difficulty of detection. | 11-29-2012 |
20150154876 | Method and System for Certifying Operators of X-Ray Systems - A method and system for using Threat Imaging Projection (TIP) technology, and the operator testing data that it generates, in order to certify x-ray inspection system operators and thereby assure an acceptable and uniform level of operator performance. In a preferred configuration, the operator views x-ray images of objects on a screening system equipped with TIP technology. When the operator believes that a threat item image appears on the screening system, the operator indicates such via an indicating means. The system is capable of recording, storing and transmitting individual operator performance data relating to proper detections, missed detections, and false alarms, i.e., when an operator indicates that a threat item image appears when no such image actually appears on the screening system. The system preferably contains a library of various threat item images, e.g., guns, bombs, knives, etc., which are classified according to type of threat and difficulty of detection. | 06-04-2015 |