Abstract: A universal serial bus (USB) hub with a host bridge function and a control method thereof are provided. The USB hub utilizes a host bridge controller to connect two upstream ports so that two host devices connected to the two upstream ports are capable of transmitting/receiving data each other synchronously, thereby increasing usage convenience and flexibility and making full use of the tow upstream ports.

Abstract: An image processing system and a processing method of video stream are provided. The first image is obtained according to a parameter. The deformation correction procedure is performed on the first image, and the second image is generated. The identification detection procedure is performed on the second image, and a detected result is generated. Control information is generated according to the detected result. The parameter is adjusted according to the control information, and a third image is generated. The second image and the third image are output. Therefore, the subsequent application could be enhanced through the dual image outputs.

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 data transmission method, applicable between a first USB host and a second USB host, is provided. The first USB host includes a host software, and the second USB host includes a controlled software. The data transmission method includes the following steps. A connection is established from a USB hub to the first USB host via its first USB port. A connection is established from a USB hub to the second USB host via its second USB port. A first USB transmission channel between the first USB host and the second USB host is provided by the USB hub. A first data is transmitted to the USB hub via the first USB port and the first data is transmitted to the second USB host through the first USB transmission channel of the USB hub via the second USB port by the host software and the controlled software.

Abstract: The high-speed transmission system includes a transmitting device, a receiving device, and the signal redriver. The signal redriver includes a terminal resistor. A high-speed receiving end and a high-speed transmitting end of the signal redriver are respectively coupled to a high-speed transmitting end of the transmitting device and a high-speed receiving end of the receiving device. The signal redriver is coupled to a control signal transceiving end of the transmitting device and a control signal transceiving end of the receiving device. The signal redriver monitors a control signal transmitted between the transmitting device and the receiving device and determines whether to enter a SLEEP mode based on the control signal. The terminal resistor of the signal redriver in the SLEEP mode is continuously coupled to the high-speed receiving end of the signal redriver.

Abstract: A multi-host system, a host equipment, and an operation method for sharing a human-machine interface device are provided. The host equipment is controlled by human interface device (HID) operation information from another host equipment. The host equipment includes a universal serial bus (USB) host and a USB bridge device. The USB host receives the HID operation information from the another host equipment through a communication channel, and outputs the HID operation information through a USB downstream port of the USB host. A USB upstream port of the USB bridge device is coupled to the USB downstream port of the USB host to receive the HID operation information. The USB bridge device returns the HID operation information in an HID report form to the USB downstream port of the USB host through the USB upstream port of the USB bridge device.

Abstract: A method for correcting distorted image and apparatus thereof are provided. In the method, an image device acquires a first pattern image and a controller generates a relationship table between the first pattern image and an original pattern image. The image device acquires a second pattern image. The controller corrects each pixel content of the second pattern image based on the relationship table to create a correction image corresponding to the second pattern image.

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: An image processing method and an image processing apparatus are provided. In the method, first encoding is performed on an input image, to output a first noisy image. De-noising is performed on the first noisy image, to output a first de-noised image. De-noising is performed on the input image according to the first de-noised image, to output a first image.

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: An image controller, an image processing system, and an image correcting method are provided. A first controller obtains a first image from an image capturing apparatus. The first controller converts the first image into a second image according to a converting operation. The converting operation includes deformation correction, and the deformation correction is used to correct deformation of one or more target objects in the first image. A second controller detects the target object in the second image to generate a detected result. The first controller corrects the converting operation according to the detected result. A visual experience may thus be improved in this way.

Abstract: An image processing system and a processing method of video stream are provided. The first image is obtained according to a parameter. The deformation correction procedure is performed on the first image, and the second image is generated. The identification detection procedure is performed on the second image, and a detected result is generated. Control information is generated according to the detected result. The parameter is adjusted according to the control information, and a third image is generated. The second image and the third image are output. Therefore, the subsequent application could be enhanced through the dual image outputs.

Abstract: A high-speed transmission system, a signal redriver, and a control method of the signal redriver are provided. The high-speed transmission system includes a transmitting device, a receiving device, and the signal redriver. The signal redriver includes a terminal resistor. A high-speed receiving end and a high-speed transmitting end of the signal redriver are respectively coupled to a high-speed transmitting end of the transmitting device and a high-speed receiving end of the receiving device. The signal redriver is coupled to a control signal transceiving end of the transmitting device and a control signal transceiving end of the receiving device. The signal redriver monitors a control signal transmitted between the transmitting device and the receiving device and determines whether to enter a SLEEP mode based on the control signal. The terminal resistor of the signal redriver in the SLEEP mode is continuously coupled to the high-speed receiving end of the signal redriver.

Abstract: A posture evaluating apparatus, method, and system are provided. An image under test is captured by using an image capturing apparatus. Multiple key points in the image under test are identified. The key points correspond to multiple positions located on the main body and include first and second key point groups. A position of the first key point group is obtained, and a first geometric relation is determined via the association of the first key point group. The relative position between the main body and the image capturing apparatus is determined according to the first geometric relation or the number of the key points. Each relative position has a corresponding default geometric relation. The default geometric relation and a second geometric relation formed by the association of the second key point group are compared, and a compared result is generated.

Abstract: A data transmission method, applicable between a first USB host and a second USB host, is provided. The first USB host includes a host software, and the second USB host includes a controlled software. The data transmission method includes the following steps. A connection is established from a USB hub to the first USB host via its first USB port. A connection is established from a USB hub to the second USB host via its second USB port. A first USB transmission channel between the first USB host and the second USB host is provided by the USB hub. A first data is transmitted to the USB hub via the first USB port and the first data is transmitted to the second USB host through the first USB transmission channel of the USB hub via the second USB port by the host software and the controlled software.

Abstract: A multi-host system, a host equipment, and an operation method for sharing a human-machine interface device are provided. The host equipment is controlled by human interface device (HID) operation information from another host equipment. The host equipment includes a universal serial bus (USB) host and a USB bridge device. The USB host receives the HID operation information from the another host equipment through a communication channel, and outputs the HID operation information through a USB downstream port of the USB host. A USB upstream port of the USB bridge device is coupled to the USB downstream port of the USB host to receive the HID operation information. The USB bridge device returns the HID operation information in an HID report form to the USB downstream port of the USB host through the USB upstream port of the USB bridge device.

Abstract: A USB hub, including multiple USB upstream ports, multiple downstream ports, multiple image processing units, a USB hub unit, a first multiplexer, and a second multiplexer, is provided. The USB upstream ports include a first USB upstream port and a second USB upstream port. The downstream ports include a first downstream port and a second downstream port. The image processing units include a first image processing unit and a second image processing unit. The first multiplexer is coupled to the first USB upstream port, the second USB upstream port, the first image processing unit, the second image processing unit, and the USB hub unit. The second multiplexer is coupled to the first image processing unit, the second image processing unit, the USB hub unit, the first downstream port, and the second downstream port.

Abstract: A computing circuit and a data processing method based on a convolutional neural network and a computer readable storage medium are provided. Input data is obtained from a memory. A first computation is performed on first part data of the input data to obtain first output data. The first output data is buffered in a first buffer. When the buffered first output data is greater than a first predetermined data amount, a second computation is performed on the first output data to obtain second output data. The second output data is buffered in a second buffer. Third output data obtained by performing a third computation on the second output data is output to the memory. When performing the second computation on the first output data, the first computation is continuously performed on the input data. Accordingly, the number of accesses of the memory can be reduced.

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.