Abstract: A Quality of Experience (QoE) optimization system and method are provided. An electronic device inputs key performance indicators (KPIs) and system control parameters collected from a core network, a base station and a user equipment (UE) into a QoE optimization model. The QoE optimization model then optimizes the system control parameters based on the KPIs and a user QoE fed back from the UE to output optimized system control parameters. Furthermore, a strategy emulator controls at least one of a base station emulator and a UE emulator, so as to emulate the QoE optimization model using the at least one of the base station emulator and the UE emulator. Non-real-time optimization adjustments to the QoE optimization model are made based on the result of the emulation performed by the at least one of the base station emulator and the UE emulator.

Abstract: A method of reading data includes: receiving a digital signal, wherein the digital signal includes a sync signal and a data signal; performing an oversampling operation to the digital signal, and calculating a plurality of sampling points according to the oversampling operation; by a first counter counting the sampling points to obtain a first count value; based on the first count value defining a second count value; defining a unit interval; in the unit interval, defining a data reading range; and in the data reading range, reading the data signal corresponding to data of the unit interval as a first value when a potential of each of the sampling points counted is changed from a first potential to a second potential.

Abstract: A high-mobility resource allocation system and method for simulated users are provided, including a base station, antennas and a simulated mobile-user generator. The simulated mobile-user generator organizes a test field by taking the base station as the circle center, and measures and records multiple channel information based on the detection signals of the antennas. The machine learning module is used to perform simulation channel training according to channel information to generate simulated user channels that approximates real-world scenarios. A mobile-user organizing module organizes multiple simulated mobile users and their mobile channel information in the test field based on the simulated user channel, generates multiple simulated mobile user signals, and uses a resource-allocation optimizing module based on simulated mobile user signals, channel interference information upon moving, etc. to maximize the number of simulated mobile users while considering the quality of service.

Abstract: A Quality of Experience (QoE) optimization system and method are provided. An electronic device inputs key performance indicators (KPIs) and system control parameters collected from a core network, a base station and a user equipment (UE) into a QoE optimization model. The QoE optimization model then optimizes the system control parameters based on the KPIs and a user QoE fed back from the UE to output optimized system control parameters. Furthermore, a strategy emulator controls at least one of a base station emulator and a UE emulator, so as to emulate the QoE optimization model using the at least one of the base station emulator and the UE emulator. Non-real-time optimization adjustments to the QoE optimization model are made based on the result of the emulation performed by the at least one of the base station emulator and the UE emulator.

Abstract: A high-mobility resource allocation system and method for simulated users are provided, including a base station, antennas and a simulated mobile-user generator. The simulated mobile-user generator organizes a test field by taking the base station as the circle center, and measures and records multiple channel information based on the detection signals of the antennas. The machine learning module is used to perform simulation channel training according to channel information to generate simulated user channels that approximates real-world scenarios. A mobile-user organizing module organizes multiple simulated mobile users and their mobile channel information in the test field based on the simulated user channel, generates multiple simulated mobile user signals, and uses a resource-allocation optimizing module based on simulated mobile user signals, channel interference information upon moving, etc. to maximize the number of simulated mobile users while considering the quality of service.

Abstract: A universal serial bus (USB) signal transmission device, an operation method thereof, and a USB cable are provided. The USB signal transmission device includes a signal processing circuit, a switch circuit, and a control circuit. A first terminal of the switch circuit is coupled to a first USB circuit. A second terminal of the switch circuit is coupled to a second USB circuit. The control circuit turns off the switch circuit during a detection period to detect both terminals of the switch circuit to obtain a detection result. The control circuit turns on the switch circuit during a transmission period, and controls a transmission direction of the signal processing circuit according to the detection result.

Abstract: The disclosure provides a USB device, a USB cable, and a USB repeater. The USB cable or the USB device includes a USB connector and the USB repeater. The USB repeater may gain a signal of a differential pin pair of the USB connector. The USB repeater may monitor a signal of a configuration channel pin of the USB connector. The USB repeater selectively runs in one of a plurality of working modes corresponding to a plurality of protocols according to a monitoring result.

Abstract: A method of reading data includes: receiving a digital signal, wherein the digital signal includes a sync signal and a data signal; performing an oversampling operation to the digital signal, and calculating a plurality of sampling points according to the oversampling operation; by a first counter counting the sampling points to obtain a first count value; based on the first count value defining a second count value; defining a unit interval; in the unit interval, defining a data reading range; and in the data reading range, reading the data signal corresponding to data of the unit interval as a first value when a potential of each of the sampling points counted is changed from a first potential to a second potential.

Abstract: A display device including a substrate, a circuit layer, a plurality of light-emitting devices, a first patterned light-absorbing layer, and a second patterned light-absorbing layer is provided. The circuit layer is disposed on the substrate. The light-emitting devices are distributed over the circuit layer. The first patterned light-absorbing layer is disposed on the circuit layer and located beside the light-emitting devices. The second patterned light-absorbing layer is disposed on the first patterned light-absorbing layer. A thickness of the second patterned light-absorbing layer is greater than a thickness of the first patterned light-absorbing layer. An optical density of the first patterned light-absorbing layer is greater than an optical density of the second patterned light-absorbing layer under a same thickness condition.

Abstract: A circuit to program a programmable memory cell, such as an OTP (One-Time-Programmable) memory cell, by using by using an additional conductive path from a bit line (or a source line) to a source line (or a bit line) of the OTP (One-Time-Programmable) memory cell via an internal parasitic diode for programming the OTP memory cell.

Abstract: A circuit to program a programmable memory cell, such as an OTP (One-Time-Programmable) memory cell, by using a current source to output a current to a bit-line of the OTP memory cell, wherein the amount of the current outputted from the current source can be adjusted according to a feedback signal from the OTP memory cell.

Abstract: An anti-fuse memory cell is provided. The anti-fuse memory cell includes a programmable transistor and a selection transistor. The programmable transistor includes a gate structure, a first doped region and a lightly doped region. The first doped region is divided into a first portion doped region, a second portion doped region and a third portion doped region. The first and second portion doped regions are respectively a source and a drain of the programmable transistor, and the third portion doped region is disposed between the first and second portion doped regions. The lightly doped region is distributed around a channel region of the programmable transistor, and adjacent to the first, second and third portion doped regions. The selection transistor includes a gate structure and a second doped region, and connected in series to the programmable transistor through the first portion doped region.

Abstract: The present invention discloses a method for playing a video, which includes the following steps: a selected video is played on a first display unit through a video player. A corresponding script related to the selected video is received through a handheld electrical device. A currently playing time of the selected video is received through the handheld electrical device from the video player. Metadata, which is related to the corresponding script and has a plurality of time stamps, is played through a second display unit of the handheld electrical device according to the currently playing time. During a process that the selected video is played on the first display unit, the handheld electrical device is utilized to re-receive the currently playing time of the selected video from the video player at a preset time interval.

Abstract: Game performance systems and methods are provided. The game performance system includes a display unit, an image capture unit, and a processing unit. The display unit displays at least a board corresponding to a board game, wherein at least one game accessory is placed on the display unit. The image capture unit captures an image corresponding to the game accessory and the board displayed in the display unit. The processing unit receives the image, and performs a game decision corresponding to the board game according to the image.

Abstract: A memory refresh method applicable in a system memory is disclosed. The memory system comprises a plurality of memory ranks. It is to determine whether an access request corresponds to the memory rank, and an idle auto-refresh number of the memory rank is calculated if there is no access request corresponds to the memory rank. The memory rank is switched from an auto-refresh mode to a self-refresh mode when the idle auto-refresh number of the memory rank reaches a predetermined value.

Abstract: A cabinet has a housing, multiple tracks, multiple drawers, a safety device and a lock assembly. Each track has a sliding rail having a guiding notch and a locking hole. The safety device is mounted in the housing and has a fixed base, a moving base, multiple locking blocks, multiple locking tongues, multiple guiding posts and multiple guiding blocks. The locking blocks are securely attached to the moving base and each have a locking tab. The locking tongues are mounted respectively on the drawers and selectively aligning with the locking tabs on the locking blocks. The guiding posts are mounted on the moving base and locate respectively above the locking blocks. The guiding blocks are slidably and respectively attached to of the tracks. Each guiding block has an inclined face and corresponding to and selectively abutting with a corresponding one of the guiding posts.

Abstract: A memory refresh method applicable in a system memory is disclosed. The memory system comprises a plurality of memory ranks. It is to determine whether an access request corresponds to the memory rank, and an idle auto-refresh number of the memory rank is calculated if there is no access request corresponds to the memory rank. The memory rank is switched from an auto-refresh mode to a self-refresh mode when the idle auto-refresh number of the memory rank reaches a predetermined value.

Abstract: A computer system having low-power operation includes a controller in communication with a first storage device and a second storage device. The controller can be configured to periodically retrieve dynamic frame data from a first storage device during a time period when the computer system is not in an idle state. During a time period when the computer system is in an idle state, the controller is configured to store static frame data into a second storage device, and repeatedly retrieve the static frame data from the second storage device to display an image represented by the static frame data during a time when the computer system continues to be in the idle state.

Abstract: A cabinet has a housing, multiple tracks, multiple drawers, a safety device and a lock assembly. Each track has a sliding rail having a guiding notch and a locking hole. The safety device is mounted in the housing and has a fixed base, a moving base, multiple locking blocks, multiple locking tongues, multiple guiding posts and multiple guiding blocks. The locking blocks are securely attached to the moving base and each have a locking tab. The locking tongues are mounted respectively on the drawers and selectively aligning with the locking tabs on the locking blocks. The guiding posts are mounted on the moving base and locate respectively above the locking blocks. The guiding blocks are slidably and respectively attached to of the tracks. Each guiding block has an inclined face and corresponding to and selectively abutting with a corresponding one of the guiding posts.

Abstract: A cabinet has a housing, multiple tracks, multiple drawers, a safety device and a lock assembly. Each track has a sliding rail having a guiding notch and a locking hole. The safety device is mounted in the housing and has a fixed base, a moving base, multiple guiding blocks, multiple locking blocks, multiple guiding brackets and multiple sliders. The guiding blocks are securely attached to the moving base and each have an inclined face. The locking blocks are securely attached to the moving base and each have a locking tab selectively engaging with a corresponding locking hole. The guiding brackets are attached to the fixed base and each have a guiding slot laterally defined through the guiding bracket. Each slider has a top abutting with a corresponding inclined face and a pin engaging with a corresponding guiding notch.