综合介绍或申报理由：
AT5820是隔空最新推出全集成5.8GHz雷达传感器，集成数字锁相环，单一芯片上集成高性能32 位MCU，该MCU除了处理雷达内部信号，还可以Open CPU以取代部分上位机系统。基于AT5820优异的微波特性和强灵敏度，可在人体没有活动的情况下探测出微弱的呼吸甚至心跳信号，同时在硬件FFT和算法的加持，提取并确认有效的呼吸特征信息。 AT5820 is the latest fully integrated 5.8GHz radar sensor from Airtouch Technology, with integrated digital phase-locked loop and high-performance 32-bit MCU on a single chip, which can Open CPU to replace part of the upper computer system in addition to processing the internal radar signal. Based on AT5820's excellent microwave characteristics and strong sensitivity, it can detect weak breathing and even heartbeat signals without human activity, while extracting and confirming valid breathing feature information with the addition of hardware FFT and algorithms.

项目缩略图：

相关项目图片：

主要技术参数：
工作频率：5.8GHz±75MHz 搭载MCU：32位 信号输出：GPIO或PWM 供电电压：4.5-5.5V 功耗：20mA 发射频率：-4dBm 通讯接口：UART 封装 QFN32
：4mm*4mm 满足的认证：CE、FCC、ETL等 Operating frequency：5.8GHz±75MHz MCU on board: 32bit Signal Output：GPIO or PWM Supply voltage：4.5?5.5V Power consumption：20mA Transmitting power：-4dBm Communication Interface：UART Package：QFN20
4mm*4mm Certification standards：CE、FCC、ETL, etc.

技术及工艺创新要点：
超高集成SoC：芯片内部集成射频收发、PLL数字锁相环、混频放大、ADC、MCU、电源管理等。 超低功耗架构：采用超低功耗电路架构，片上集成高效率信号处理算法，支持宽电压供电。 超高性价比：采用低成本的CMOS工艺，在提升产品性能和用户体验同时，大大降低了终端产品的研发成本。 Ultra-high integration SOC: internal integration of RF transceiver, PLL digital phase-locked loop, mixer amplifier, ADC, MCU, power management, etc. Ultra-low power consumption architecture: ultra-low power consumption circuit architecture, on-chip integration of high-efficiency signal processing algorithms, and support for wide voltage power supply. Ultra-high cost performance: Adopting low-cost CMOS process, it greatly reduces the R&D cost of end products while improving product performance and user experience.

与国内外同类产品或同类技术的比较情况：
隔空科技5.8G定频雷达方案，高集成SoC，PLL数字锁相环技术，低功耗架构，CMOS高性价比工艺。 相比于非定频雷达（2.4GHz-3.GHz）方案的优势： 具有较高的一致性 抗干扰能力强，降低密集安装干扰 使用ISM频段，占用带宽窄、避免与5G NR频段冲突 相比于5.8GHz分立方案的优势： 具有较高的一致性 不需要人工调试，方便大规模量产 工作频率不随温度变化，可以通过CE、FCC认证 同时，我们的雷达模块针对2.4GHz的蓝牙/wifi频段做了陷波处理，衰减超过30dB，避免蓝牙/wifi模块对雷达造成干扰。 The 5.8G fixed-frequency radar solution of Airtouch Technology has a highly integrated SOC, PLL digital phase-locked loop technology, low power consumption architecture, and CMOS cost-effective process. Advantages over non-fixed frequency radar (2.4GHz-3.GHz) solutions. With higher consistency High anti-interference capability, reducing dense installation interference Use ISM frequency band, occupy narrow bandwidth, avoid conflict with 5G NR frequency band Advantages over 5.8GHz discrete solutions. Higher consistency No need for manual debugging, convenient for mass production Operating frequency does not change with temperature, and can pass CE and FCC certification At the same time, our radar module for 2.4GHz bluetooth/wifi band do trap processing, attenuation more than 30dB, to avoid the bluetooth/wifi module to radar interference.

实际运用案例和用户评价意见：
应用案例 1、地下停车库组网应用 (1)项目特点： ①在人的可视范围内开启前方照明，用户体验好 ②比普通 LED 照明节约 80% 电量 ③无需开关、灵活配置、智能调节、灵活配置 (2)技术优势： ①实现自动检测人、车在停车库的走动 ②采用隔空科技高性能高集成 SoC 芯片 AT5820，抗干扰能力强，解决密集安装产品稳定性问题 ③结合涂鸦组网，简化智能化接入门槛 (3)创新： ①高集成高性能 SoC 芯片 ②集成 PLL 数字锁相环 2、智能大屏冰箱应用 (1)项目特点： ①实现人靠近唤醒人脸识别模组 ②安全性高，无需额外操作和触摸 (2)技术优势： ①实现人靠近无感感知 ②采用隔空科技高性能高集成 SoC 芯片 AT5820，抗干扰能力强，一致性好 ③实现无感感知，提升冰箱的科技感和易用性 (3)创新： ①支持 FMCW 调频，支持测距，距离精度高 3、智能人体存在传感器应用 (1)项目特点： ①实现活体检测（不运动状态下） ②联动控制，检测人的存在，从而控制智能空调、电视、照明等联动 (2)技术优势： ①检测人的心跳和呼吸，从而判断人存在 ②采用隔空科技高性能高集成 SOC 芯片 AT5820，高性能MCU，实现复杂的人存在信号提取，加持 FMCW 调频连续波测距 (3)创新： ①微小信号的放大和检测 ②支持 FMCW 调频，支持测距，距离精度高 Application Cases 1、Underground parking garage networking application (1) Project features. ①In the human visual range to open the front lighting, good user experience ②Save 80% electricity than ordinary LED lighting ③No switch, flexible configuration, intelligent adjustment, flexible configuration (2) Technical advantages. ①realize automatic detection of people and cars walking in the parking garage ②Adopt the high performance and high integration SoC chip AT5820 of spacer technology, strong anti-interference ability, solve the stability problem of dense installation products ③ Combined with Tuya-IOT , simplifying the threshold of intelligent access (3) Innovation. ①Highly integrated high-performance SoC chip ②Integrated PLL digital phase-locked loop 2, intelligent large-screen refrigerator applications (1)Project features. ①realize the human close to wake up face recognition module ②High security, no additional operation and touch (2) Technical advantages. ①realization of human proximity senseless perception ②Adopt the high performance and highly integrated SoC chip AT5820 of Airtouch, with strong anti-interference ability and good consistency ③realize senseless perception, enhance the technology and ease of use of the refrigerator (3) Innovation. ① support FMCW FM, support distance measurement, high distance accuracy 3, intelligent human presence sensor application (1) Project characteristics. ① achieve live detection (not in motion state) ② linkage control, detection of human presence, so as to control intelligent air conditioning, television, lighting and other linkage (2) Technical advantages. ① detect the human heartbeat and breathing, so as to determine the presence of people ②Adopt high performance and high integration SOC chip AT5820, high performance MCU to achieve complex human presence signal extraction, plus FMCW FM continuous wave distance measurement (3) Innovation. ①Amplification and detection of tiny signals ②Support FMCW FM, support distance measurement, high distance accuracy

专利分类：其他专利

申报单位介绍：
作为全球领先的智能传感器芯片专家，隔空（上海）智能科技有限公司专注于高性能无线射频、微波笔米波技术、触控交互技术、低功耗MCU技术及超宽带技术，定义并研发世界领先的“Me First"芯片产品，提供高性价比的芯片、算法、软件及模组全套解决方案。公司产品线中的5.8GHz、10.525GHz、24GHz、60GHz、77GHz系列雷达传感芯片、UWB定位芯片，以及低功耗触控、压力传感器等产品，被广泛应用于智能物联网（AloT）、智慧照明、智能家电、智能家居以及智慧城市管理等领域。 公司凝聚了资深技术专家、运营管理人士，具备优秀的射频/模拟IC、低功耗SoC、算法软件等关键技术研发能力,以及多达数亿颗射频SoC芯片的量产经验；公司秉承一流的供应商选择和严格的供应链管理，品质管理贯彻整个产品研发周期，确保对客户交付产品的高品质。 公司成立以来，已获得英特尔资本、小米产投、勤合清石资本（华勤技术）、临芯资本、国科投资、晶丰明源、真格基金、芯汇投资、君度资本和三行资本等知名企业和机构的投资，拥有雄厚的资金实力支持公司的可持续发展。目前在上海、宁波、广州、深圳、香港设立了研发及销售中心。未来，我们将立足本土，面向全球，为全球客户提供快速高效的响应和技术支持，赋予智能设备隔空感知、隔空触控的能力，推动“隔空智能”产品进入千家万户。 As the world's leading smart sensor chip expert, Airtouch Technologies (Shanghai) Co., Ltd. focuses on high performance wireless radio frequency, microwave pen-metre wave technology, touch interaction technology, low power MCU technology and ultra-broadband technology, defining and developing the world's leading "Me First" chip products, providing cost-effective chips, algorithms, software and modules for a complete set of solutions. Our 5.8GHz, 10.525GHz, 24GHz, 60GHz, 77GHz radar sensor chips, UWB positioning chips, and low-power touch and pressure sensors are widely used in smart Internet of Things (AloT), smart lighting, smart home appliances, smart home and smart city management. The Airtouch Technology has a team of senior technical experts and operation managers with excellent R&D capabilities in RF/analog IC, low-power SoC, algorithm software and other key technologies, as well as experience in mass production of hundreds of millions of RF SoC chips; the company adheres to first-class supplier selection and strict supply chain management, quality management throughout the product development cycle to ensure the high quality of products delivered to customers. Since its establishment, the Airtouch Technology has received investments from well-known companies and institutions, such as Intel Capital, Xiaomi Production Investment, Tsingstone（HuaQin Technology）, Sunic-capital, CAS Investment,BPSEMI, Zhenfund, IC Cafe, Jundu Investment and Triniticapital, and has strong financial strength to support the sustainable development of the company. Currently, we have set up R&D and sales centers in Shanghai, Ningbo, Guangzhou, Shenzhen and Hong Kong. In the future, we will provide fast and efficient response and technical support for global customers based on local and global, and give intelligent devices the ability of sensing and touching in space to promote "space intelligence" products into thousands of homes.