Top 10 motion sensor in China introduce,list main products and website if have
1. Huizhou HPM Electronics Co., Ltd.
Main products: Infrared motion sensor, microwave motion sensor, ultrasonic motion sensor.
Website: http://www.hpm-electronics.com/
2. Shenzhen Haiwang Sensor Co., Ltd.
Main products: PIR motion sensor, microwave motion sensor, infrared motion sensor.
Website: http://www.haiwangsensors.com/
3. Shenzhen Hengyu Technology Co., Ltd.
Main products: Infrared motion sensor, microwave motion sensor, Doppler radar motion sensor.
Website: http://www.hengyutech.com/
4. Shenzhen JRT Meter Technology Co., Ltd.
Main products: Laser motion sensor, ultrasonic motion sensor, infrared motion sensor.
Website: http://www.juliatert.com/
5. Hangzhou Hikvision Digital Technology Co., Ltd.
Main products: PIR motion sensor, microwave motion sensor, infrared motion sensor.
Website: http://www.hikvision.com/
6. Guangzhou Winsen Electronics Technology Co., Ltd.
Main products: Gas sensor, infrared motion sensor, smoke sensor.
Website: http://www.winsen-sensor.com/
7. Shanghai Anly Electronics Co., Ltd.
Main products: Infrared motion sensor, microwave motion sensor, ultrasonic motion sensor.
Website: http://www.anly.com.cn/
8. Dongguan UCH Sensor Co., Ltd.
Main products: PIR motion sensor, ultrasonic motion sensor, infrared motion sensor.
Website: http://www.uchsensor.com/
9. Xiamen Zhongxinda Electromechanical Equipment Co., Ltd.
Main products: Ultrasonic motion sensor, infrared motion sensor, microwave motion sensor.
Website: http://www.zxxdtech.com/
10. Hangzhou Sanyuan Information Technology Co., Ltd.
Main products: PIR motion sensor, ultrasonic motion sensor, infrared motion sensor.
Types of motion sensor
Motion sensors can be classified into various types based on their technology and method of detection. Some common types of motion sensors include:
1. Passive Infrared (PIR) Sensors: PIR sensors detect motion by sensing changes in infrared radiation in their field of view. When an object or person moves within the sensor’s range, it detects the change in heat signature and triggers an alarm or activates a light. PIR sensors are commonly used in security systems and automatic lighting applications.
2. Microwave Sensors: Microwave sensors emit continuous low-power microwave signals and measure the reflections off moving objects. They are sensitive to motion and can penetrate walls and other obstacles. Microwave sensors are suitable for outdoor use and can be used to detect intruders or control automatic doors.
3. Ultrasonic Sensors: Ultrasonic sensors emit high-frequency sound waves and measure the reflections off moving objects. When motion is detected within the sensor’s range, it triggers an alarm or activates a light. Ultrasonic sensors are commonly used in automatic doors, vehicle detection systems, and security applications.
4. Dual Technology Sensors: Dual technology sensors combine two different technologies, such as PIR and microwave or PIR and ultrasonic, to improve accuracy and reduce false alarms. By requiring both sensors to detect motion before triggering an alarm, dual technology sensors provide more reliable detection in varying conditions.
5. Image Sensors: Image sensors use cameras and image processing algorithms to detect motion by analyzing changes in pixels within a predefined area. They can differentiate between different types of motion, such as humans or animals, and provide visual verification of events. Image sensors are commonly used in surveillance systems and smart home applications.
Overall, each type of motion sensor has its advantages and limitations, and choosing the right sensor for a specific application depends on factors such as detection range, accuracy, sensitivity, and environmental conditions.
