海思芯片大全之物联网芯片篇(IoT)

6.物联网芯片(IoT)

6-1.窄带物联网芯片(NB-loT)   Hi2110   Hi2115

Cat-NB1 Solution for Low Power and Easy IoT Device Application Development Hi2110 Technology Highlights Single-die: radio transceiver + baseband + applications processor + PMU Radio transceiver drives external FEM or PA/filter/switch 690-960 MHz tuning range 3 x ARM M0 processors for Protocol, Security and Application firmware DSP processor for Software defined modem Embedded on die flash, ROM and OTP for secure operation Integrated PMU, allowing direct from battery Integrated sensors and peripherals for applications Ultra-low deep sleep current essential for long battery life

Cat-NB2 Solution for Low Power and Easy IoT Device Application Development Hi2115 Technology Highlights Single-die: radio transceiver + baseband + applications processor + PMU Radio transceiver drives external FEM or PA/filter/switch Two wide-band SAW-less receiver inputs MIPI/GPIO RF front end control 698-960 MHz and 1695-2180 MHz tuning range 3 x ARM M0 processors for Protocol, Security and Application firmware Single tone and multi tone 14dBm power class in addition to 20dBm and 23dBm Embedded on-die flash, SRAM, ROM and OTP secure operation Integrated PMU, allowing direct from battery Integrated sensors and peripherals for applications Ultra-low deep sleep current essential for long battery life

6-2.电力载波芯片(PLC-IoT)   Hi3911

市场概况

Hi3911是第一款用于集中计量电力线的宽带载波芯片。它采用正交频分复用（OFDM）和降噪技术，优化频段范围，解决BPLC的高功耗和短传输距离问题。它为实现智能，自动，高效的集中计量提供了技术基础，并引领宽带运营商集中计量时代。

专利

• [CN201210222909.2]用于提供和获取CSMA时隙的方法，装置和系统
• [CN201410484696.X]通信方法，设备和系统
• [CN201210479158.2]获取方法，装置，设备，路由和集中器系统
• [CN201410559896.7]仪表读取方法，装置和系统
• [CN201510190891.6]用于协调多个电力线网络的方法和设备
• [CN201510762650.4]供电网络中的相识别装置和方法

技术亮点

• 物理层：引入OFDM技术以减少符号间干扰的影响。
• MAC层：通过动态路由，在信道强时变化的情况下，有效地保证了路由更新的实时性。
• 应用层：变压器区域识别技术用于减少现场施工和运行和维护工作量。

Broadband power line communication chip Hi3911 Technology Highlights: Open Architecture for Growing Services; Stable and Reliable Communication; Flexible Networking; Superior Network Support; Cost-Effective Maintenance; Environmental Protection.