Abstract: A control device, for controlling an operation of a memory device, wherein the memory device includes a plurality of memory blocks, each of the memory blocks includes a plurality of memory cells, and each of the memory cells stores a bit-data. The control device comprises the following elements. A processor, for classifying the memory cells into a plurality of groups according to an erase count of each of the memory cells, the groups respectively correspond to a plurality of recovery times. A memory interface control circuit, coupled to the processor and the memory device, and the processor controls the memory device to perform a bit recovery operation through the memory interface control circuit. The processor selects one of the groups according to the recovery times, and performs the bit recovery operation on the bit-data of each of the memory cells in the selected group.

Abstract: The application provides a method and a memory device for performing wear leveling in a memory device. The method includes: receiving data to be written transmitted by a host in the memory device; predicting the data to be written as a first type of data or a second type of data; referencing an erase count table in an erase count table buffer of the memory device; and when the data to be written is predicted as the first type of data, writing the data to be written into the block with a highest erase count among these blocks, and when the data to be written is predicted as the second type of data, writing the data to be written into the block with a lowest erase count among these blocks.

Abstract: The application provides a method and a memory device for performing wear leveling in a memory device. The method includes: receiving data to be written transmitted by a host in the memory device; predicting the data to be written as a first type of data or a second type of data; referencing an erase count table in an erase count table buffer of the memory device; and when the data to be written is predicted as the first type of data, writing the data to be written into the block with a highest erase count among these blocks, and when the data to be written is predicted as the second type of data, writing the data to be written into the block with a lowest erase count among these blocks.

Abstract: A microminiaturized antenna feed module includes a substrate, a plurality of coupled feed portions, and an active circuit. The substrate defines a plurality of visa penetrating the substrate. The coupled feed portions, made of conductive material and have different coupling areas, are electrically connected to the active circuit through the holes, to feed in electrical signals, the coupled feed portions couple the electrical signals to the metal frame to radiate wireless signals; the active circuit controls the switching of radiation modes of the metal frame. The application also provides an electronic device with the microminiaturized antenna feed module.

Abstract: An image segmentation method includes the following steps: obtaining a target image; inputting the target image into a machine learning model to obtain an image segmentation parameter value corresponding to the target image; executing an image segmentation algorithm on the target image according to the image segmentation parameter value to obtain an image segmentation result, wherein the image segmentation result is segmenting the target image into object regions; and displaying the image segmentation result. In addition, an electronic device and storage medium using the method are also provided.

Abstract: A PFC power converter includes a power switch and an inductive device. A compensation signal is provided in response to an output voltage of the PFC power converter. An adapted compensation signal is provided in response to an ON time of the power switch and the compensation signal, to make the adapted compensation signal, the ON time, and the adapted compensation signal fit a predetermined correlation. The ON time of the power switch is determined in response to the adapted compensation signal. The PFC power converter is capable of achieving high PF when operating in discontinuous conduction mode.

Abstract: An interactive image marking method is introduced. The interactive image marking method includes the following steps, displaying a target image and at least one marked region in the target image; receiving an interactive signal, where the interactive signal corresponds to a first pixel of the target image; calculating a correlation between the first pixel and pixels of the target image, and determining a correlation range in the target image according to the correlation; editing the marked region according to the correlate range; and displaying the edited marked region. In addition, an electronic device and a recording medium using the method are also introduced.

Abstract: The application discloses a semiconductor memory device and a data storage method. When determining that an input data conforms to a target format, an input data vector is generated based on the input data. When determining that the input data is similar to a stored data in a target block of the memory array, the input data is written to a blank target memory page of the target block of the memory array.

Abstract: An electronic device includes a metal frame, a middle frame, and at least one antenna feed module. The metal frame includes an upper metal frame, a first side metal frame, a bottom metal frame, and a second side metal frame sequentially connected. The middle frame, spaced apart from the first side metal frame and the second side metal frame, forms a slit, the at least one antenna feed module is received in the slit.

Abstract: A microminiaturized antenna feed module includes a substrate, a plurality of coupled feed portions, and an active circuit. The substrate defines a plurality of visa penetrating the substrate. The coupled feed portions, made of conductive material and have different coupling areas, are electrically connected to the active circuit through the holes, to feed in electrical signals, the coupled feed portions couple the electrical signals to the metal frame to radiate wireless signals; the active circuit controls the switching of radiation modes of the metal frame. The application also provides an electronic device with the microminiaturized antenna feed module.

Abstract: An electronic device includes a metal frame, a middle frame, and at least one antenna feed module. The metal frame includes an upper metal frame, a first side metal frame, a bottom metal frame, and a second side metal frame sequentially connected. The middle frame, spaced apart from the first side metal frame and the second side metal frame, forms a slit, the at least one antenna feed module is received in the slit.

Abstract: The present application is a composition including abase resin comprising between about 4% and about 15% acrylic acid monomer and an oligomer additive comprising (a) one of an acrylamide or meth(acrylamide) copolymer and (b) a high glass transition temperature monomer. The oligomer additive has a molecular weight range of between about 20,000 and about 1,000,000 and a glass transition temperature of between about 70° C. and about 115° C. The composition has a blending ratio of base resin to oligomer additive of between about 7 to about 30 parts per hundred of resin.

Abstract: A signal feeding assembly to a radiating element which is not formed from a metal frame or casing includes a substrate, a signal coupling unit, a switching unit, and a transmission unit. The switching unit includes at least two switching output ends. The transmission unit can transmit and receive a baseband signal and an RF signal. The signal coupling unit is spaced from a radiation element and can generate a plurality of radiation modes. The signal coupling unit includes at least two coupling pieces. Each coupling piece is electrically connected to a switching output end. The switching unit controls switching of the coupling pieces through the switching output ends and can switch a plurality of radiation modes. The application also provides an antenna module and an electronic device.

Abstract: An antenna structure for a metal-cased electronic device includes a radiator, a feed portion, and a slit. The feed portion can feed signals into the radiator, the radiator includes a first end and a second end, the first end disposes a first radiation portion, the second end disposes a second radiation portion and a third radiation portion, the second radiation portion and the third radiation portion are coupled to each other to radiate a radiation signal at a first frequency band, the slit and the radiator is spaced at intervals, and the slit is coupled to the first radiation portion to radiate the radiation signal at a second frequency band. The present disclosure also provides an electronic device with the antenna structure.

Abstract: A PFC power converter includes a power switch and an inductive device. A compensation signal is provided in response to an output voltage of the PFC power converter. An adapted compensation signal is provided in response to an ON time of the power switch and the compensation signal, to make the adapted compensation signal, the ON time, and the adapted compensation signal fit a predetermined correlation. The ON time of the power switch is determined in response to the adapted compensation signal. The PFC power converter is capable of achieving high PF when operating in discontinuous conduction mode.

Abstract: An interactive image marking method is introduced. The interactive image marking method includes the following steps, displaying a target image and at least one marked region in the target image; receiving an interactive signal, where the interactive signal corresponds to a first pixel of the target image; calculating a correlation between the first pixel and pixels of the target image, and determining a correlation range in the target image according to the correlation; editing the marked region according to the correlate range; and displaying the edited marked region. In addition, an electronic device and a recording medium using the method are also introduced.

Abstract: An image segmentation method includes the following steps: obtaining a target image; inputting the target image into a machine learning model to obtain an image segmentation parameter value corresponding to the target image; executing an image segmentation algorithm on the target image according to the image segmentation parameter value to obtain an image segmentation result, wherein the image segmentation result is segmenting the target image into object regions; and displaying the image segmentation result. In addition, an electronic device and storage medium using the method are also provided.

Abstract: A method of view selection in a teleconferencing environment includes receiving a frame of image data from an optical sensor such as a camera, detecting one or more conference participants within the frame of image data, and identifying an interest region for each of the conference participants. Identifying the interest region comprises estimating head poses of participants to determine where a majority of the participants are looking and determining if there is an object in that area. If a suitable object is in the area at which the participants are looking, such as a whiteboard or another person, the image data corresponding to the object will be displayed on a display device or sent to a remote teleconference endpoint.

Abstract: A voltage mode controller applied to short-circuited protection of a power converter includes gate control signal generation circuit and control circuit. The control circuit generates control signal to make the gate control signal generation circuit generate predetermined signal to power switch of the primary side of the power converter before the power converter starts up and when supply voltage is greater than first reference voltage, enables short-circuited protection after predetermined enabling period of the predetermined signal if detection voltage is less than second reference voltage during the predetermined enabling period. The short-circuited protection makes the power converter not start up, and after the power converter starts up, the short-circuited protection is enabled to turn off the power converter if the detection voltage is less than the second reference voltage for de-bounce time and compensation voltage is greater than third reference voltage.

Abstract: A signal feeding assembly to a radiating element which is not formed from a metal frame or casing includes a substrate, a signal coupling unit, a switching unit, and a transmission unit. The switching unit includes at least two switching output ends. The transmission unit can transmit and receive a baseband signal and an RF signal. The signal coupling unit is spaced from a radiation element and can generate a plurality of radiation modes. The signal coupling unit includes at least two coupling pieces. Each coupling piece is electrically connected to a switching output end. The switching unit controls switching of the coupling pieces through the switching output ends and can switch a plurality of radiation modes. The application also provides an antenna module and an electronic device.