Abstract: An indoor air cleaning method is disclosed and includes following steps: a. providing an indoor air cleaning system for performing air pollution detection and cleaning treatment in an indoor field; b. intelligently calculating and comparing based on a field air quality database to provide reference suspended particulate (PM) air quality data and determine a number of the air cleaning devices in the indoor field and a sampling cycle; c. confirming whether the gas state of the air pollution in the indoor field reaches a cleanliness requirement of clean room level ZAPClean room 6+, 7+, 6, 7, 6? or 7?; d. determining the optimal number of the air cleaning devices and the sampling cycle to implement air pollution cleaning treatment; and e. testing a verification of the air pollution data in the indoor field, and providing the verification for a third-party testing unit to test.

Abstract: An indoor air cleaning system is disclosed and includes gas detection modules, an air cleaning device, and a central control and regulation device. The gas detection module includes a microcontroller and a central control communication interface component. The microcontroller processes air pollution data and outputs regulation signals. The air cleaning device includes a fan, a filtering element and a driving control component. The central control and regulation device communicates through wired or wireless communication, providing control commands to the gas detection modules. The central control and regulation device controls the fan to guide the air pollution through the filtering element, and the indoor air quality is maintained based on the output pollution data. Consequently, the gas state reaches the air pollution data targeted by the gas detection modules based on the PM2.5 particle count accumulated in 24 hours, so as to meet a clean room requirement of ZAPClean Room 1˜9.

Abstract: An indoor air cleaning system is disclosed and includes a gas detection module, an air cleaning device and a central control and regulation device. The gas detection module includes a microcontroller and a central control communication interface component for detecting and outputting air pollution data. The microcontroller processes the air pollution data and outputs a regulation signal based on the calculations. The air cleaning device includes a fan, a filtering element and a driving control component. The gas detection module is disposed inside the air cleaning device. The central control and regulation device is connected with the central control communication interface component under handshake communication protocol to provide an control command to the gas detection module for activation operation of the fan. Consequently, the gas state reaches the air pollution data targeted by the gas detection modules based on a detection and prediction time, to meet a clean room requirement.

Abstract: A semiconductor structure includes a first gate structure, a second gate structure coupled to the first gate structure, a source region, a first drain region, and a second drain region. The source region is surrounded by the first gate structure and the second gate structure. The first drain region is separated from the source region by the first gate structure. The second drain region is separated from the source region by the second gat structure. A shape of the first drain region and a shape of the second drain region are different from each other from a plan view.

Abstract: The present disclosure provides an audio compression device, an audio compressing system and an audio compression method. The audio compression device comprises a first transceiver and a first processor. The first transceiver is connected to the first processor. The processor obtains an audio signal and an available bandwidth, and the processor performs an audio compression encoding on the audio signal to obtain a sample audio signal, and then compares with the audio signal and the sample audio signal to generate a residual signal, and the residual signal is transmitted according to the available bandwidth. The audio signal can be completely transmitted to an audio decompression device to reduce the distortion of the audio signal.

Abstract: An indoor air cleaning system is disclosed and includes a gas detection module, an air cleaning device and a central control and regulation device. The gas detection module includes a microcontroller and a central control communication interface component for detecting and outputting air pollution data. The microcontroller processes the air pollution data and outputs a regulation signal based on the calculations. The air cleaning device includes a fan, a filtering element and a driving control component. The gas detection module is disposed inside the air cleaning device. The central control and regulation device is connected with the central control communication interface component under handshake communication protocol of wired communication or wireless communication to provide an control command to the gas detection module for activation operation of the fan. Consequently, the gas state in the indoor field is cleaned completely to meet the clean room requirement.

Abstract: A regulation-device control circuit of a gas detection module is disclosed and includes an AC power line, a power converter unit, plural voltage modulation components, a microcontroller unit, at least one expansion port, a data transmission line and an input and output control line. The regulation-device control circuit of a gas detection module is combined with each indoor circulating filtering device to implement air pollution detection, and cooperated the regulation operation.

Abstract: A detection accuracy enhancing structure of a particle detecting module is provided. A detection accuracy enhancing structure comprises an anti-scatter structure and two stray light suppression treatment structures. The anti-scatter structure is disposed in the gas-inlet groove of the base corresponding to a projection area of the laser component. The two stray light suppression treatment structures are respectively arranged in the light trapping region and the gas-inlet groove corresponding to the projection area of the laser component. When the light beam emitted from the laser component is reflected to the light trap region and the gas-inlet groove, the anti-scatter structure and the two stray light suppression treatment structures reduce a stray light directly reflected to the particulate sensor, so as to enhance the detection accuracy.

Abstract: An indoor air cleaning system with disconnection detecting and preventing mechanism includes a gas filtration device and a cloud computing server. The gas filtration device is disposed in an indoor field and including a fan, a filter element, a gas detector and a driving control element. The gas detector detects air pollution, outputs air pollution information. The cloud computing server receives the air pollution information via IOT communication, stores the air pollution information to form a big data database, performs an intelligence computing for comparison based on the big data database, and issues a control command to enable the fan. When IOT communication is judged as disconnected, the gas detector autonomously computes and compares the air pollution information and issues the control command to enable the fan, thereby reaching a gas state of the indoor field to a cleanroom class with a level of air pollution close to zero.

Abstract: An air pollution prevention system for a kitchen unit in an indoor field includes a cooking device, negative pressure exhausting devices, gas detectors and a cloud computing server. The negative pressure exhausting devices are disposed above and in front of the cooking device and respectively connected to exhausting channels. Each of the negative pressure exhausting devices includes a fan and a filter element. The gas detectors detect air pollution and output air pollution information. The cloud computing server receives the air pollution information, calculates the concentration of air pollution, and issues the control command to the negative pressure exhausting devices to enable the fans, so as to guide the air pollution to flow into exhausting channels and pass through the filter elements for exhausting to the outdoor, thereby achieving a gas state in the kitchen unit with a level of air pollution close to zero.

Abstract: An indoor air cleaning system, including plural gas detectors which are disposed in indoor and outdoor fields for detecting air pollution information and outputting through IoT; a circulation back-flow channel; a circulation filter device disposed in the circulation back-flow channel; an air conditioning device disposed in indoor field for temperature and humidity adjustment; and a cloud calculation server device receiving the air pollution information through IoT to form a database of the air pollution information, and receiving the temperature and humidity information outputted from the air conditioning device.

Abstract: An indoor air cleaning system, including: plural gas detectors which are disposed in indoor and outdoor fields for detecting air pollution information and outputting through IoT; a circulation back-flow channel; a circulation filter device disposed in the circulation back-flow channel; an air conditioning device disposed in indoor field for temperature and humidity adjustment; and a cloud computing server device receiving the air pollution information through IoT to form a database of the air pollution information, and receiving the temperature and humidity information outputted from the air conditioning device. The cloud computing server device compares the database and the temperature and humidity information, and outputs a control command to enable the circulation filter device. Internal circulation directional airflows are generated in the indoor field, the air pollution is guided to pass through the circulation filter device multiple times, and the ZAPClean Room 1˜9 of indoor field is achieved.

Abstract: A breast pump includes a main body and a breast milk suctioning shield. The main body has an accommodation space. The breast milk suctioning shield is assembled in the accommodation space and detachably connected to the main body. A front end of the breast milk suctioning shield has a breast shielding portion, and a nipple passage extends from a rear end of a center portion of the breast shielding portion. One or more deformable members are assembled with an annular connection portion between the breast shielding portion and the nipple passage, and the deformable member is controlled to be inflated or deflated by a first air pump.

Abstract: A method of preventing and handling indoor air pollution is disclosed and includes: providing a portable gas detection device and plural gas exchangers allowed to inhale outdoor gas, purify and filter the inhaled gas, and introduce the inhaled gas into the indoor space, wherein an air pollutant in the gas within the indoor space is exported out to the outdoor for exchanging; disposing 1˜50 gas exchangers within the indoor space, wherein the gas exchangers have an exported airflow rate of 200˜1600 CADR, and the indoor space has a volume of 247.5˜1650 m3; and remotely controlling the gas exchangers to enable filtration, purification and gas exchange by the portable gas detection device when the portable gas detection device detects an air pollutant in the indoor space, to reduce the air pollutant in the indoor space to a safe detection value within 10 minutes, and achieve a clean, safe and breathable condition.

Abstract: A calibration method for emulating a Group III-V semiconductor device, a method for determining trap location within a Group III-V semiconductor device and method for manufacturing a Group III-V semiconductor device are provided. Actual tape-out is performed according to an actual process flow of the Group III-V semiconductor device for manufacturing the Group III-V semiconductor devices and PCM Group III-V semiconductor device. Actual electrical performances of the Group III-V semiconductor devices and the PCM Group III-V semiconductor device are obtained and the actual electrical performances of the Group III-V semiconductor devices and the PCM Group III-V semiconductor device are compared to determine locations where one or more traps appear.

Abstract: An indoor air cleaning system includes plural gas detectors disposed in outdoor field and indoor field for detecting air pollution information and outputting thereof via IOT communication; at least one cleaning device including a fan, a filter element and a sterilization component, wherein the fan guides an air pollution to pass through the filter element and the sterilization component, the fan has a specific CADR for generating a directional circular airflow, and the filter element includes a HEPA filter screen; and a cloud computing server receiving the indoor and outdoor air pollution information via IOT communication, storing the air pollution information to an air pollution big data database, and performing intelligent computing to output a control command to the cleaning device to generate the directional circular airflow for rapidly guiding the air pollution to pass through the filter element and the sterilization component, thereby reaching a gas state of the indoor field cleanroom classes.

Abstract: An indoor air cleaning system is disclosed and includes at least one gas detector, at least one cleaning device and a cloud computing server. The gas detector is disposed in an indoor space for detecting air pollution and outputting an air pollution information. The cleaning device includes a fan, a filter and a sterilization component. The fan is enabled to guide airflow passing through the filter and the sterilization component. The cloud computing server receives the air pollution information, stores to a database, and intelligently outputs a control command to the cleaning device according to the air pollution information, so that the fan of the cleaning device generates a directional circular airflow, and the air pollution is rapidly guided to pass through the filter and the sterilization component multiple times for filtration and sterilization. Consequently, gas state in the indoor space reaches the cleanliness of the clean room classes.

Abstract: An indoor air cleaning system is disclosed and includes at least one gas detector, at least one cleaning device and a cloud computing server. The gas detector is disposed in an indoor space for detecting air pollution and outputting. The cleaning device includes a fan, a filter and a sterilization component. The fan is controlled to guide airflow passing through the filter and the sterilization component. The fan has a specific CADR for generating a directional circular airflow. The cloud computing server receives the air pollution information, stores to database, and intelligently outputs a control command to the cleaning device according to the air pollution information, so that the fan generates the directional circular airflow to guide the air pollution to pass through the filter and the sterilization component multiple times for filtration and sterilization. Consequently, gas state in the indoor space reaches the cleanliness of the clean room classes.

Abstract: A purification device for exercise environment is provided and includes a main body, a purification unit, a gas guider and a gas detection module. The purification unit, the gas guider and the gas detection module are disposed in the main body to guide the gas outside the main body through the purification unit for filtering and purifying the gas, and discharge a purified gas. The gas detection module detects particle concentration of suspended particles contained in the purified gas. The gas guider is controlled to operate and export the gas at an airflow rate within 3 minutes. The particle concentration of the suspended particles contained in the purified gas, which is filtered by the purification unit, is reduced to and less than 0.75 ?g/m3. Consequently, the purified gas is filtered, and an exerciser in an exercise environment can breathe with safety.

Abstract: An air pollution prevention system for bathroom space includes plural gas detectors, at least one filtration device, at least one exhaust fan and a cloud computing server. Plural gas detectors are disposed indoor and outdoor for detecting air pollution and outputting air pollution information. The cloud computing server receives and stores air pollution information to form a database of air pollution data. When a value of air pollution information exceeds a safety detection value, the cloud computing server issues a control command for enabling the exhaust fan to guide and exhaust the air pollution to the outdoor field, and simultaneously issues another control command for enabling a fan of the filtration device to guide the air pollution in the bathroom space to pass through a filter element of the filtration device, thereby controlling a gas state of the bathroom space at a level of air pollution close to zero.