Company Profile
Hangzhou Ruida Intelligent Sensor Technology Co., Ltd.is a high-tech enterprise specializing in the research, development, production, sales, and service of intelligent millimeter-wave radar products. Founded in 2016 and located in the Hangzhou Future Sci-Tech City—a demonstration base for “Mass Entrepreneurship and Innovation”—the company is committed to providing customers with smarter, more stable, and more efficient millimeter-wave radar sensors and comprehensive solutions.
Ruida Intelligent product portfolio includes millimeter-wave radar modules operating in the 5.8GHz, 24GHz, 60GHz, 77/79GHz, and 80GHz frequency bands. These products are widely used in diverse fields such as intelligent transportation, smart homes, hydrological monitoring, level measurement, vehicle safety, security systems, and intelligent building management. Featuring high precision, high sensitivity, and high reliability, they are capable of meeting customer requirements across various application scenarios.
Main Business
Ruida Intelligent product portfolio includes millimeter-wave radar modules operating in the 5.8GHz, 24GHz, 60GHz, 77/79GHz, and 80GHz frequency bands. These products are widely used in diverse fields such as intelligent transportation, smart homes, hydrological monitoring, level measurement, vehicle safety, security systems, and intelligent building management. Featuring high precision, high sensitivity, and high reliability, they are capable of meeting customer requirements across various application scenarios.
Main Products
USRR235 Series – 24GHz Human Presence Detection Radar Sensor
Human Presence Detection:
The USRR235 Series is a high-performance, low-power 24GHz human presence detection radar sensor, available in both standard and low-power versions. It features detection capabilities for human presence, stationary presence, subtle motion, and gross motion, enabling accurate determination of whether a person is present in the detection zone and real-time detection of both dynamic and static states. The maximum detection range is up to 9 meters (standard version). Utilizing FMCW modulation with a 1-transmit, 1-receive antenna configuration, it is capable of detecting target distance and signal strength.
This series features low power consumption and a compact form factor. Target information can be output via UART or GPIO interfaces, facilitating easy secondary development and integration. It can be used in conjunction with smart devices for scene-based automation, delivering diverse smart scenario experiences to users. The product is widely applicable in areas such as smart homes, smart appliances, smart hotels, and smart offices.
Application Areas:
Human Presence Detection Switches, Smart Induction Lamps, Smart Hotels, Smart Homes, Smart Offices, and more.
USRR233 Series – 24GHz Smart Lock Radar Sensor
Preferred Choice for Smart Locks:
The USRR233 Series is a high-performance, low-power 24GHz radar sensor designed for smart locks. Utilizing FMCW modulation with a 1-transmit, 2-receive antenna configuration, it enables high-precision human motion detection and distance measurement. Different models offer varying specifications, with an average operating current as low as 40µA and a minimum package size of just 30mm × 15mm × 5mm. The maximum detection range reaches up to 8 meters.
Featuring low power consumption and strong anti-interference capability, the USRR233 Series delivers accurate environmental sensing. It is widely applicable in various scenarios requiring moving target detection, making it an ideal solution for smart locks, smart access control systems, and smart attendance machines.
Application Areas:
Smart Locks, Smart Access Control Systems, Smart Attendance Machines
SRR242 – 24GHz Fog Lamp Inductive Radar Sensor
Preferred Choice for Fog Lamp Inductive Control:
The SRR242 is a high-performance, low-power 24GHz radar sensor designed for vehicle detection, with a detection range of no less than 30 meters. Utilizing FMCW modulation with a 1-transmit, 2-receive antenna configuration, it is capable of detecting target distance and azimuth, enabling precise detection of both moving and stationary vehicles on the roadway.
The product features a user-friendly multi-interface design, facilitating easy secondary development and seamless integration with various devices. With strong environmental adaptability, it operates reliably under challenging conditions such as strong light, rain, snow, and fog, unaffected by adverse weather or lighting conditions.
The SRR242 is widely used for driving induction, vehicle tail tracking, and anti-collision warnings on roads of all levels in low-visibility conditions such as fog, nighttime, rain, and snow. It is also suitable for a variety of scenarios including urban roads, school zones, hospital zones, intersections, main road merging points, and accident-prone areas.
Application Areas:
Fog Lamp Inductive Control, Vehicle Detection, Traffic Signal Control