Abstract: A single-inductor multi-output (SIMO) DC-DC buck converter includes a first switch, a second switch, a third switch, a fourth switch, an inductor, an error amplifier circuit, an inductor current ripple emulator circuit, a comparison circuit, and a control circuit. The error amplifier circuit generates a first error signal and a second error signal according to the output voltages of the SIMO DC-DC buck converter. The inductor current ripple emulator circuit generates a sensed voltage according to a first terminal voltage and a second terminal voltage of the inductor. The comparison circuit generates a first comparison result and a second comparison result according to the first error signal, the second error signal, and the sensed voltage. The control circuit generates first to fourth control signals for respectively controlling the first to fourth switches according to the first comparison result and the second comparison result.

Abstract: A duty cycle control circuit generates a duty cycle control signal for controlling the duty cycle of a DC-DC buck conversion signal. The duty cycle control circuit includes: a dual ramp generator for generating a first ramp signal and a second ramp signal having the same frequency and different phases; a first comparator for comparing the first ramp signal with a feedback signal to generate a first control signal; a second comparator for comparing the second ramp signal with the feedback signal to generate a second control signal; and a logical circuit for performing a first predetermined logical operation according to the first control signal and a first conduction-control signal to generate a first part of the duty cycle control signal, and performing a second predetermined logical operation according to the second control signal and a second conduction-control signal to generate a second part of the duty cycle control signal.

Abstract: A fingerprint identification device and a fingerprint identification method are provided. The fingerprint identification device includes a self-emitting display panel, a fingerprint sensor and a processor. The self-emitting display panel displays at least one light pattern in a sensing region. The fingerprint sensor senses a finger object located above the sensing region of the self-emitting display panel to generate a first fingerprint image and a second fingerprint image corresponding to the at least one light pattern. The processor is coupled to the fingerprint sensor. The processor determines whether the first fingerprint image and the second fingerprint image have opposite tones to identify the finger object is a real finger or a fake finger.

Abstract: A fingerprint identification device and a fingerprint identification method are provided. The fingerprint identification device includes a self-emitting display panel, a fingerprint sensor and a processor. The self-emitting display panel displays at least one light pattern in a sensing region. The fingerprint sensor senses a finger object located above the sensing region of the self-emitting display panel to generate a first fingerprint image and a second fingerprint image corresponding to the at least one light pattern. The processor is coupled to the fingerprint sensor. The processor determines whether the first fingerprint image and the second fingerprint image have opposite tones to identify the finger object is a real finger or a fake finger.

Abstract: A method for determining a number of software licenses is provided. The method is used in an electronic device and includes: obtaining the number of software license and a full utilization rate of the software in a preset period; obtaining a number of employee who works overtime, a number of overtime hours, amount of time spent using the software, and the cost related to the overtime in the preset period; computing an opportunity cost based on the number of employee who works overtime, the number of overtime hours, the amount of time spent using the software and the cost related to the overtime; determining an expected increase in number of the software licenses according to the opportunity cost and the full utilization rate.

Abstract: A system includes a network communication device, a storage device, and a controller. The network communication device provides a network connection to a terminal device. The storage device stores master data of listed software. The controller obtains a list of software on the terminal device via the network communication device, compares the list with the master data to determine unlisted software on the terminal device, and updates the master data with information of the unlisted software.

Abstract: A software risk evaluation system and method thereof are provided. The software risk evaluation system includes a computer system and a server. The computer system executes a software risk evaluation program to perform the steps of: scanning the computer system to obtain a software installation list of software installed on the computer system; obtaining a software risk management file from the server; setting a risk level for each software on the software installation list according to the software risk management file; adjusting the risk level of each software on the software installation list according to software asset management data and the software risk management file; and generating a software risk evaluation report according to the adjusted risk level of each software on the software installation list.

Abstract: A method for detecting physiological information, adapted to a wearable multi-axis accelerometer for detecting the physiological information, the method comprises obtaining a detecting signal in a sampling time via the multi-axis accelerometer; detecting peaks of the detecting signal in a first searching time interval to obtain a plurality of first peaks; calculating first time intervals between every two adjacent first peaks, and taking maximum of the first time intervals as a second searching time interval; detecting peaks of the detecting signal in the second searching time intervals to obtain a plurality of the second peaks; and obtaining the physiological information from the detecting signal based on the second peaks.

Abstract: A software risk evaluation system and method thereof are provided. The software risk evaluation system includes a computer system and a server. The computer system executes a software risk evaluation program to perform the steps of: scanning the computer system to obtain a software installation list of software installed on the computer system; obtaining a software risk management file from the server; setting a risk level for each software on the software installation list according to the software risk management file; adjusting the risk level of each software on the software installation list according to software asset management data and the software risk management file; and generating a software risk evaluation report according to the adjusted risk level of each software on the software installation list.

Abstract: Cost-based license management methods for use in a license management system that manages licenses and respective costs of using license are provided. The method includes the steps of: setting a peak-hour period according to historical using record of licenses; determining whether the peak-hour period is reached and whether a usage rate for the licenses being used in the peak-hour period is higher than a upper limit; using first rate to calculate cost of using license for all of the licenses being used when the peak-hour period has not been reached or the usage rate for the licenses in the peak-hour period is lower than the upper limit; and using second rate higher than the first rate to calculate the cost of using license for part of the licenses being used when the usage rate for the licenses in the peak-hour period is higher than the upper limit.

Abstract: License management methods for use in a license management system are provided. The license management system includes licenses and first devices, each of which obtains one of the licenses. First, a license request from a second device is received and a license grade for each of the first devices and the second device is separately calculated based on a historical record of license usage corresponding to the first devices and the second device and an algorithm in response to the license request. Then, whether to agree the second device to obtain one of the licenses is determined according to the calculated grades and the number of remaining available licenses within the licenses.

Abstract: A method for detecting physiological information, adapted to a wearable multi-axis accelerometer for detecting the physiological information, the method comprises obtaining a detecting signal in a sampling time via the multi-axis accelerometer; detecting peaks of the detecting signal in a first searching time interval to obtain a plurality of first peaks; calculating first time intervals between every two adjacent first peaks, and taking maximum of the first time intervals as a second searching time interval; detecting peaks of the detecting signal in the second searching time intervals to obtain a plurality of the second peaks; and obtaining the physiological information from the detecting signal based on the second peaks.

Abstract: License management methods for use in a license management system are provided. The license management system includes licenses and first devices, each of which obtains one of the licenses. First, a license request from a second device is received and a license grade for each of the first devices and the second device is separately calculated based on a historical record of license usage corresponding to the first devices and the second device and an algorithm in response to the license request. Then, whether to agree the second device to obtain one of the licenses is determined according to the calculated grades and the number of remaining available licenses within the licenses.

Abstract: A platform and a method for dynamic software license are disclosed. The dynamic software license platform comprises a license pool, a register manager, a user configure unit and a license manager. The register manager receives a software application from a user end. The user configure unit grants a setting permission to the user end in response to the software application, and allows the user end to submit a license setting according to the setting permission. The license manager adds the software license provided by the software supplier to the license pool, and dynamically provides the software license from the license pool unit according to the license setting.

Abstract: An automatic software audit system includes a client and a server. The client includes a network interface, a software installation record database, a software audit rule database, a software release database and a central processing unit (CPU). The network interface is coupled to the client. The software installation record databases stores a software installation record of the client. The software audit rule database stores a software audit rule. The software release database stores a software release record of the client. The CPU installs an agent program to the client to collect the software installation record, and generates a software audit result of the client according to the software installation record, the software audio rule and the software release record.

Abstract: A licensing platform is provided. The licensing platform, in communication with a first license sharing device and a second license sharing device, includes a license database and a main license sharing device. The license database provides a plurality of licenses. The main license sharing device includes: a license allocation manager, in communication with the license database, for dynamically managing a usage status of the plurality of licenses; a next-tier membership manager, in communication with the license sharing devices, for allocating at least one of the plurality of licenses to the license sharing devices, and updating a license usage status of the license sharing devices; and a license record manager, in communication with the license allocation manager and the next-tier membership manager, for recording the usage status of the plurality of licenses.

Abstract: A licensing platform is provided. The licensing platform, in communication with a first license sharing device and a second license sharing device, includes a license database and a main license sharing device. The license database provides a plurality of licenses. The main license sharing device includes: a license allocation manager, in communication with the license database, for dynamically managing a usage status of the plurality of licenses; a next-tier membership manager, in communication with the license sharing devices, for allocating at least one of the plurality of licenses to the license sharing devices, and updating a license usage status of the license sharing devices; and a license record manager, in communication with the license allocation manager and the next-tier membership manager, for recording the usage status of the plurality of licenses.

Abstract: An automatic software audit system includes a client and a server. The client includes a network interface, a software installation record database, a software audit rule database, a software release database and a central processing unit (CPU). The network interface is coupled to the client. The software installation record databases stores a software installation record of the client. The software audit rule database stores a software audit rule. The software release database stores a software release record of the client. The CPU installs an agent program to the client to collect the software installation record, and generates a software audit result of the client according to the software installation record, the software audio rule and the software release record.

Abstract: A platform and a method for dynamic software license are disclosed. The dynamic software license platform comprises a license pool, a register manager, a user configure unit and a license manager. The register manager receives a software application from a user end. The user configure unit grants a setting permission to the user end in response to the software application, and allows the user end to submit a license setting according to the setting permission. The license manager adds the software license provided by the software supplier to the license pool, and dynamically provides the software license from the license pool unit according to the license setting.

Abstract: An integrated circuit (IC) low noise amplifier includes an on-chip balun and an on-chip differential amplifier. The on-chip balun is coupled to convert a single-ended signal into a differential signal. The on-chip differential amplifier is coupled to amplify the differential signal.