Abstract: A light-emitting electronic device includes a first electronic component, a second electronic component, an insulating layer, a conductive layer, an anchor structure, and a tether. The first electronic component and the second electronic component respectively include semiconductor layers vertically stacked together, a first electrode, and a second electrode. The insulating layer extends along lower surfaces and sidewalls of the first electronic component and the second electronic component. The conductive layer is at least partially disposed in the insulating layer and is electrically connected to the second electrode of the first electronic component and the first electrode of the second electronic component. The anchor structure is laterally separated from the first electronic component and the second electronic component. The anchor structure includes semiconductor layers vertically stacked together.

Abstract: The present invention provides a detecting system and a detecting method for movement trajectory. The detecting method includes: transmitting a radar signal to a detection area to receive a corresponding reflected signal; obtaining a point cloud according to the reflected signal; generating a movement trajectory according to the point cloud; and displaying information associated with the movement trajectory through a graphical user interface.

Abstract: A multi-radar based detection device and detection method for a target object are provided. In the detection method, a first detection result corresponding to a first detection space and a second detection result corresponding to a second detection space are received. The first detection space entering a first status is determined in response to the first detection result indicating that the target object in the first detection space moves to an overlapping area between the first detection space and the second detection space. First information is output in response to determining that the first detection space enters the first status. The second detection space entering a second status is determined in response to the second detection result indicating that the target object not in the second detection space appears in the overlapping area. Second information is output in response to determining that the second detection space enters the second status.

Abstract: A radar signal processing method and a radar detection device are provided. The method includes: performing range processing on a plurality of channel signals to obtain a matrix, where the matrix is divided into a first part and a second part according to a separation frequency point; obtaining first information and a corresponding first angle according to the first part; obtaining second information and a corresponding second angle according to the second part; and obtaining a plurality of pieces of information corresponding to a target according to the first information and the second information respectively corresponding to the matched first angle and the matched second angle.

Abstract: An object tracking method based on radar point cloud includes the following steps: performing range processing, Doppler processing, and angle processing on a digital signal to obtain a first point-cloud image; recognizing whether there is a first cluster in the first point-cloud image; and recording a first location of the first cluster in response to recognizing that there is the first cluster in the first point-cloud image; or performing range processing and angle processing on the digital signal to obtain a second point-cloud image in response to recognizing that there is not the first cluster in the first point-cloud image; recognizing whether there is a second cluster at a corresponding recorded first location in the second point-cloud image; and recognizing that a tracking target is in a static state in response to recognizing that there is the second cluster at the first location.

Abstract: A radar detection system and a radar field of view (FOV) direction adjustment method are provided. A processing unit of the radar detection system performs the following steps in one scanning round: obtaining at least one cluster of a current frame and a current status and a next status of each cluster based on digital feedback signals; and determining a displacement, determining, based on the current status of a tracked cluster in the at least one cluster and the displacement, whether the tracked cluster is located on an edge of a current FOV of a radar unit, and sending a control signal based on the next status of the tracked cluster in response to the tracked cluster being located on the edge of the current FOV, to adjust an FOV direction of the radar unit.

Abstract: A monitoring radar and a monitoring and identification method therefor are provided. The monitoring radar may be a physiological information monitoring radar. The monitoring and identification method may be a physiological information monitoring and identification method. The physiological information monitoring radar processes at least one reflected radar signal to obtain a response characteristic and range information corresponding to each of a plurality of to-be-monitored objects and distinguishes the response characteristic of each of the to-be-monitored objects as identification information or physiological information. The physiological information monitoring radar then labels each piece of physiological information according to the range information and the identification information.

Abstract: The present invention provides a detecting system and a detecting method for movement trajectory. The detecting method includes: transmitting a radar signal to a detection area to receive a corresponding reflected signal; obtaining a point cloud according to the reflected signal; generating a movement trajectory according to the point cloud; and displaying information associated with the movement trajectory through a graphical user interface.

Abstract: A light-emitting electronic device includes a first electronic component, a second electronic component, an insulating layer, a conductive layer, an anchor structure, and a tether. The first electronic component and the second electronic component respectively include semiconductor layers vertically stacked together, a first electrode, and a second electrode. The insulating layer extends along lower surfaces and sidewalls of the first electronic component and the second electronic component. The conductive layer is at least partially disposed in the insulating layer and is electrically connected to the second electrode of the first electronic component and the first electrode of the second electronic component. The anchor structure is laterally separated from the first electronic component and the second electronic component. The anchor structure includes semiconductor layers vertically stacked together.

Abstract: A multi-radar based detection device and detection method for a target object are provided. In the detection method, a first detection result corresponding to a first detection space and a second detection result corresponding to a second detection space are received. The first detection space entering a first status is determined in response to the first detection result indicating that the target object in the first detection space moves to an overlapping area between the first detection space and the second detection space. First information is output in response to determining that the first detection space enters the first status. The second detection space entering a second status is determined in response to the second detection result indicating that the target object not in the second detection space appears in the overlapping area. Second information is output in response to determining that the second detection space enters the second status.

Abstract: An apparatus and a method for detecting heartbeat include a sensor configured to detect displacements of an object without contacting the object wherein the object displaces corresponding the a human's heartbeat, a data processing unit configured to extract a feature dataset from the detected displacement data, and a neural network configured to inference inter beat intervals from the extracted feature dataset using a pre-trained model.

Abstract: A Doppler radar apparatus, including a transmitter, a receiver, and a processor, is provided. The transmitter transmits a radio frequency signal to a field. The receiver is coupled to the transmitter and receives a reflected signal corresponding to the radio frequency signal from the field. The processor is coupled to the receiver and is configured to detect a target in the field according to the reflected signal. In response to the target not being detected in the field, the processor switches to a power saving mode according to workload reduction information, and workload of the radio frequency signal in the power saving mode decreases based on the workload reduction information.

Abstract: A non-contact exercise vital sign detection method is provided. At least one candidate position having an energy intensity exceeding an energy threshold is pre-selected from a vibration frequency map, and a position having a vibration frequency meeting a vital sign parameter range is then selected as a target position from the at least one candidate position. Accordingly, phase data obtained according to the target position facilitates accurate detection of a vital sign parameter of a subject.

Abstract: A positioning method and a multi-radar positioning system are provided. In the positioning method, a first object and a second object are detected by a first radar to obtain a first coordinate and a second coordinate on a first coordinate system respectively. The first object and the second object are detected by a second radar to obtain a third coordinate and a fourth coordinate on a second coordinate system respectively. A first candidate coordinate and a second candidate coordinate of the second radar on the first coordinate system are estimated according to the third coordinate and the fourth coordinate. The first candidate coordinate is selected from the first candidate coordinate and the second candidate coordinate as a first radar coordinate of the second radar according to the first coordinate and the second coordinate. The first radar coordinate is output.

Abstract: An apparatus and a method for detecting heartbeat include a sensor configured to detect displacements of an object without contacting the object wherein the object displaces corresponding the a human's heartbeat, a data processing unit configured to extract a feature dataset from the detected displacement data, and a neural network configured to inference inter beat intervals from the extracted feature dataset using a pre-trained model.

Abstract: A frequency modulated continuous wave radar system includes at least one identity tag, respectively disposed next to at least one test subject; and a frequency modulated continuous wave radar identity recognition device, including an identity recognition control module, for controlling a test identity tag of the at least one identity tag to be turned on to generate a specific tag reflection signal corresponding to an identity frequency in response to a chirp signal; and a frequency modulated continuous wave radar, for transmitting the chirp signal and receiving at least one reflection signal of the at least one test subject and the specific tag reflection signal in response to the chirp signal, to calculate and determine that the specific tag reflection signal and a specific reflection signal of the at least one reflection signal are corresponding to an adjacent position information. The specific reflection signal is corresponding to test subject information.

Abstract: A non-contact vital-sign monitoring system having a radar disposed in vicinity of a monitored subject includes a data buffer storing output signals of the radar sampled in sequence during a predetermined period; a status classifier determining status of the monitored subject; and a vital-sign detector determining a vital sign of the monitored subject according to the output signals of stationary status.

Abstract: A radar detection system and a radar field of view (FOV) direction adjustment method are provided. A processing unit of the radar detection system performs the following steps in one scanning round: obtaining at least one cluster of a current frame and a current status and a next status of each cluster based on digital feedback signals; and determining a displacement, determining, based on the current status of a tracked cluster in the at least one cluster and the displacement, whether the tracked cluster is located on an edge of a current FOV of a radar unit, and sending a control signal based on the next status of the tracked cluster in response to the tracked cluster being located on the edge of the current FOV, to adjust an FOV direction of the radar unit.

Abstract: A method for detecting vital information and humidity using a radio frequency radar device is provided. In the method, an incident radar signal is transmitted to a field to detect a reflected radar signal reflected by an object to be measured and a reflected radar signal reflected by a humidity sensing tag. Therefore, vital information of the object to be measured and humidity information detected by the humidity sensing tag are obtained.

Abstract: A data pre-processing method is provided. By using an energy distribution parameter set obtained through beamforming scanning, a signal-to-noise ratio of a signal can be improved and a detection range region can be automatically generated, thereby improving an object tracking effect. An exercise vital sign detection radar is also provided.