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269 results about "Countdown" patented technology

A countdown is a sequence of backward counting to indicate the time remaining before an event is scheduled to occur. NASA commonly employs the terms "L-minus" and "T-minus" during the preparation for and anticipation of a rocket launch, and even "E-minus" for events that involve spacecraft that are already in space, where the "T" could stand for "Test" or "Time", and the "E" stands for "Encounter", as with a comet or some other space object. Other events for which countdowns are commonly used include the detonation of an explosive, the start of a race, the start of the New Year, or any anxiously anticipated event. An early use of a countdown once signaled the start of a Cambridge University rowing race. One of the first known associations with rockets was in the 1929 German science fiction movie Frau im Mond (English: Woman in the Moon) written by Thea von Harbou and directed by Fritz Lang in an attempt to increase the drama of the launch sequence of the story's lunar-bound rocket.

Processing method and system for automatically taking pictures based on eye tracking technology

The invention discloses a processing method and system for automatically taking pictures based on an eye tracking technology. The method comprises the following steps: when a mobile terminal starts a picture-taking function for taking an own picture, detecting whether the eye of a photographer gazes on a camera or not by using the eye tracking technology; when the eye of the photographer gazes on the camera, controlling to focus within a range in which the eye is taken as a target dot; controlling to take a picture automatically on the arrival of preset countdown time. By adopting the processing method and the processing system, a new function is added for the mobile terminal: automatic picture taking is performed by using the eye tracking technology. When a user stares at a lens, the mobile terminal can detect the behavior of the user through the technology, and automatic focusing and picture taking are performed within certain time; the manual self-taking actions of the user are reduced, and pictures can be taken more conveniently and rapidly; front and back cameras can be used on the mobile terminal, and automatic focusing and picture taking are performed by adopting the eye tracking technology, thereby bringing convenience to the user.
Owner:HUIZHOU TCL MOBILE COMM CO LTD

Traffic light green-wave vehicle speed inducing method and system based on V2I

InactiveCN108335508AImprove traffic capacityReduce waiting time at red lightsRoad vehicles traffic controlDelayed timeEngineering
The invention discloses a traffic light green-wave vehicle speed inducing method and system based on V2I. A data processing unit obtains a speed suggestion value or interval, namely the green-wave vehicle speed, when the real-time distance L of a traffic light and vehicles, the corresponding vehicle speed V, and the display state and countdown time of a traffic light of a downstream crossing are collected by a collecting unit; a display unit displays the display state and countdown state of the traffic light of the downstream crossing and displays the speed suggestion value or interval obtained by the data processing unit; by means of the vehicle-road real-time bidirectional communication under the vehicle-road coordinative environment, through the state of the vehicles and the state of the traffic light of the downstream crossing where the vehicles are driven, the reasonable passing speed of the vehicles is calculated, the average travel time, average delay time and average parking frequency of the vehicles are effectively reduced, the passing capacity of the vehicles can be improved within the green-wave vehicle speed range, and meanwhile the time for waiting for the red light atthe crossing is shortened. The system is simple in structure and convenient to control and greatly improves the passing capacity of the road vehicles.
Owner:CHANGAN UNIV

Multi-thread scheduling method and device based on thread pool

The embodiment of the invention discloses a multi-thread scheduling method based on a thread pool. The method comprises the steps that a calling process of a thread scheduling function of the thread pool is detected, and stack characteristic information of a calling stack corresponding to the calling process and a target task object are obtained; an operation function of the target task object is detected and called, a counting lock and/or a countdown lock corresponding to the stack characteristics information are/is added to the operation function of the target task object, the locking state of the counting lock and/or the countdown lock is detected, the counting lock is released when the thread number corresponding to the target task object is larger than or equal to the threshold value of the counting lock, and the countdown lock is released after a preset period of time is waited; when the counting lock and/or the countdown lock are/is in the locked state, the execution of the operation function of the target task object is stopped. When the locked state of the counting lock or the countdown lock is released, the operation function of the target task object is executed. By adopting the multi-thread scheduling method, the program crash recurrence rate can be increased.
Owner:TENCENT TECH (SHENZHEN) CO LTD

System and method using proximity detection for reducing cart alarms and increasing sensitivity in an eas system with metal shielding detection

A system for detecting electronic article surveillance (“EAS”) marker shielding includes an EAS subsystem, a metal detector, an object detector, a timer, a cart detection subsystem and a processor. The EAS subsystem is operable to detect an EAS marker in an interrogation zone. The metal detector is operable to detect a metal object in the interrogation zone. The object detector is operable to detect objects located proximate to an entry point of the EAS subsystem. The timer is programmed to start a countdown sequence upon receiving a signal generated by the object detector. The cart detection subsystem includes a sensor array. The cart detection subsystem is operable to differentiate between a wheeled device and a human passing through the interrogation zone based on an output of the sensor array. The processor is electrically coupled to the EAS subsystem, the metal detector, the object detector, the timer and the cart detection subsystem. The processor is programmed to receive a signal from the object detector and the timer to initiate gathering information outputted from the cart detection subsystem and information outputted from the metal detector to determine whether to generate an alarm signal based on the presence of EAS marker shielding.
Owner:SENSORMATIC ELECTRONICS CORP
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