Circuit Design, Inc. List of Products and Services

The RT/RR series is a specific low-power radio device operating in the 315MHz band that complies with ARIB STD-T93 and has obtained the technical conformity mark. It offers longer communication distances and more stable communication compared to weak radio remote control devices. Additionally, it does not have the directionality of infrared remote controls, allowing you to use it without worrying about the orientation or location of the transmitter. You can choose between two types of remote controls: 3-button and 4-button. There is also a wireless module type available (RTM-1B, RRM-1A). When a button is pressed, it performs a one-shot transmission, making it suitable for applications such as switching lights or displays ON/OFF. Wireless remote controls: RT-3B (3-button), RT-4B (4-button) Control unit (receiver): RR-1A Wireless module type: RTM-1B (transmitter), RRM-1A (receiver)

The RT-3B is a specific low-power radio device operating in the 315MHz band, compliant with "ARIB STD-T93," and comes with a technical compliance mark. Compared to weak radio remote control devices, it allows for longer and more stable communication distances. Additionally, it does not have the directionality of infrared remote controls, enabling use without worrying about the orientation or location of the transmitter. It can be used in combination with the RR-1A and RRM-1A. 【Features】 ■ One-shot transmission with 3 buttons ■ Communication distance of approximately 50 meters in line of sight ■ Operation confirmation with LED and buzzer ■ Lightweight and slim design

The RT-4B is a specific low-power radio device that operates in the 315MHz band and complies with "ARIB STD-T93," featuring a technical compliance mark. Compared to weak radio remote control devices, it allows for longer and more stable communication distances. Additionally, it does not have the directional limitations of infrared remote controls, enabling use without concern for the orientation or location of the transmitter. It can be used in combination with the RR-1A or RRM-1A. 【Features】 ■ One-shot transmission with 4 buttons ■ Communication distance of approximately 50 meters in line of sight ■ Operation confirmation with LED and buzzer ■ Lightweight and slim design

The remote control receiver RR-1A receives and outputs contact information from the transmitter. There are four contact outputs, and it supports three output modes. It also supports serial data output. Up to 32 transmitter IDs can be registered. It can be used in combination with RT-3B / RT-4B / RTM-1B. 【Features】 ■ Capable of 4 contact outputs ■ Supports three output modes: one-shot, toggle, switching ■ Up to 32 transmitter IDs can be registered ■ Communication distance is approximately 50 meters in line of sight.

The RTM-1B is a radio transmission module for specific low-power wireless communication that conforms to the standard "ARIB STD-T93." It can wirelessly transmit input signals from 4 contacts. Since it has the Technical Compliance Mark, it can be incorporated into devices without the need for a license application by the customer. Compared to conventional weak wireless and infrared remote controls, it offers a longer communication distance and stable communication without worrying about location or orientation. It can be used in combination with the RR-1A or RRM-1A. 【Features】 ■ Construction design certification obtained ■ One-shot transmission for 4 contacts ■ Communication distance of approximately 50 meters in line of sight ■ Lightweight and compact

The 4-point wireless receiving module RRM-1A receives and outputs contact information from transmitters (RT-3B / RT-4B / RTM-1B). It has 4 contact outputs and supports 3 output modes. It also supports serial data output. Up to 32 transmitter IDs can be registered. The transmitters that can be used are RT-3B, RT-4B, and RTM-1A. 【Features】 ■ 4-point output ■ Up to 32 transmitter IDs can be registered ■ Communication distance is approximately 50 meters in line of sight

In the automotive industry, the introduction of keyless entry systems is being sought to enhance convenience and security. In particular, simple systems that can be retrofitted to existing vehicles without modifications are important. Keyless entry systems that do not require wiring work and can be easily implemented are effective in increasing customer satisfaction. 【Usage Scenarios】 - Adding keyless entry functionality to existing vehicles - Remote operation of garage shutters and gates - Expansion of security systems 【Effects of Implementation】 - Increased customer satisfaction through the addition of easy keyless entry functionality - Reduction of implementation costs due to the absence of wiring work - Functional expansion through integration with existing security systems

In the home appliance industry, there is a demand for solutions that allow for easy operation of appliances to enhance convenience. In particular, remote control systems that can be easily implemented are important in locations where wiring work is difficult or when wanting to smarten existing appliances. The 315MHz RT/RR series remote control can create a wireless environment easily without the need for licenses or specialized knowledge. 【Usage Scenarios】 - Turning lights ON/OFF - Operating air conditioners - Controlling security systems - Opening and closing electric shutters 【Benefits of Implementation】 - Easy to implement without wiring work - Smartening existing appliances - Increased convenience through remote operation

In the security industry, quick responses and reliable operations are essential. Particularly in extensive monitoring and rapid responses during emergencies, wireless systems that are not constrained by wiring are crucial. They facilitate installation in locations where wiring is difficult and enable swift system setup for mobile units. The 315MHz band RT/RR series remote control allows for easy remote operation, contributing to the efficiency of security systems. 【Use Cases】 - Opening and closing parking lot gates - Remote operation of security cameras - Activation of emergency equipment - Operations along security personnel patrol routes 【Benefits of Implementation】 - Cost reduction in wiring work - Flexible system expansion - Quick responses in emergencies - Improved operability

In the industrial machinery sector, ensuring safety and improving work efficiency are always required. In particular, remote operation of machinery is crucial for protecting the safety of operators while enhancing productivity. The complexity of wiring and the limitations on mobility due to wired connections can hinder efficiency on-site. The 315MHz RT/RR series remote control addresses these challenges. It can be easily implemented without a license and allows for wireless control of up to four switches. This facilitates remote operation of industrial machinery and contributes to improved work efficiency. 【Usage Scenarios】 - Control of production lines within factories - Remote operation of cranes and hoists - ON/OFF control of various equipment 【Benefits of Implementation】 - Reduction in wiring costs - Enhanced safety for operators - Significant improvement in work efficiency

In the agricultural sector, particularly in irrigation systems, remote operation of sluice gates and ON/OFF control of pumps is required. In vast farmlands, manual operation can be time-consuming and labor-intensive, potentially leading to decreased work efficiency. Additionally, to respond quickly to changes in weather, a remote-controlled system is essential. The 315MHz band RT/RR series remote control was developed to address these challenges. 【Usage Scenarios】 - Remote operation of sluice gates in rice fields - ON/OFF control of irrigation pumps in fields - Remote operation of ventilation fans in greenhouses - Control linked to water level monitoring in ponds 【Benefits of Implementation】 - Reduction in work time and labor - Increased yield through more efficient water management - Quick response to abnormal occurrences - Reduced installation costs due to the absence of wiring work

In the logistics industry, tracking and managing shipments is essential for efficient operations. In particular, understanding the location and condition of packages within warehouses and along delivery routes contributes to preventing delays and improving customer satisfaction. However, traditional wired systems can make flexible tracking difficult due to wiring work and installation location constraints. The 315MHz band RT/RR series remote control utilizes license-free wireless technology to easily enable remote operation, contributing to solving challenges in logistics sites. 【Usage Scenarios】 - Package management within warehouses - Condition checks during loading and unloading onto trucks - Installation on in-house forklifts 【Benefits of Implementation】 - Real-time understanding of package location and condition - Improved work efficiency - Reduction of human errors

In smart home lighting control, convenience and flexibility are essential. Particularly in existing residential environments, challenges may arise due to difficulties in wiring work or the need to reassess lighting arrangements due to changes in floor plans. The 315MHz band RT/RR series remote control addresses these issues by enabling easy wireless implementation. It allows for remote operation of lighting ON/OFF and dimming without requiring specialized knowledge, supporting the creation of a comfortable smart home environment. 【Use Cases】 - Remote operation of lighting in living rooms and bedrooms - Automation of lighting in entrances and hallways - Lighting control as a security measure 【Benefits of Implementation】 - Easy to implement without the need for wiring work - Existing lighting fixtures can be used as is - Improved scalability of the smart home system

In the toy industry, it is essential to ensure that children can play safely and enjoyably, which requires good operability and safety. In particular, it is important that toys can be operated easily without complex wiring or specialized knowledge. The 315MHz RT/RR series remote control allows wireless operation of toys with up to four switches. Since no wiring is required and anyone can easily implement it, it is ideal for prototype development and adding functions to existing toys. 【Usage Scenarios】 - Operating remote-controlled cars and robots - Remote control of electric toys - Demonstrations at exhibitions 【Benefits of Implementation】 - Achieves easy wireless operation - Simple implementation without programming - Provides a safe operating environment

In the beauty industry, there is a demand for increased efficiency in treatments and improved customer satisfaction. Particularly when treatment spaces are limited or equipment placement is fixed, enhancing operability becomes a challenge. The 315MHz RT/RR series remote control addresses these issues with easy remote operation. It eliminates the need for wiring work, wirelessly connecting up to four switches, making it easy to turn beauty devices on/off and change settings. 【Usage Scenarios】 - Remote operation of facial devices in esthetic salons - Operation of treatment equipment in beauty clinics - Operation of beauty devices at home 【Benefits of Implementation】 - Reduction in treatment time - Effective use of treatment space - Improvement in customer satisfaction

In the gaming industry, there is a demand to enhance player immersion and achieve intuitive operability. It is particularly important to provide a free gaming experience that is not constrained by complex operations or physical limitations. Our 315MHz band RT/RR series remote control, which allows for easy wireless operation without the need for wiring or specialized knowledge, opens up new possibilities in game development. 【Usage Scenarios】 - Expansion of game controllers - Operation of VR/AR devices - Manipulation of in-game gimmicks - Interactive exhibits at event venues 【Benefits of Implementation】 - Increased freedom through wireless technology - Realization of intuitive operability - Shortened development time - Cost reduction

In the field of public transportation, reliable door operation is essential for safe and smooth operations. Particularly, quick door operation is important for ensuring safety during boarding and alighting, as well as for preventing delays. In locations where wiring work is difficult or integration with existing systems is challenging, the introduction of remote control becomes an issue. The 315MHz band RT/RR series remote control can be easily implemented without the need for a license, allowing for wireless control of door opening and closing. 【Usage Scenarios】 - Opening and closing doors of buses and trains - Remote operation of station platform doors - Deployment of wheelchair ramps 【Benefits of Implementation】 - Cost reduction in wiring work - Easy integration with existing systems - Improved operational efficiency through remote control