LTE低成本方案手机电池检测电路的软硬件设计  

Design of Hardware and Software of Battery Voltage Detect Circuit on LTE Costdown Mobile Phone

作　　者：黄学达[1] 翁明江[1] 

机构地区：[1]重庆邮电大学重庆重邮信科通信技术有限公司,重庆400065

出　　处：《电子器件》2016年第5期1280-1282,共3页Chinese Journal of Electron Devices

基　　金：重庆市科委项目(cstc2013yykfc4003)

摘　　要：首先分析了LTE手机的发展和需求,明确LTE手机的功能需求和发展趋势,深入分析LTE低成本手机的平台技术和实现原理,介绍依据G5812电源管理芯片设计出LTE低成本手机,重点分析了设计方案中的电池电压检测和充电电流检测的实现原理,结合软件设计方案,搭建出LTE低成本手机系统,最后对所设计的LTE低成本手机系统进行调试,按照CTA入网测试项目要求,对电池电压测量和充电过程进行严格的检测,经测试其性能指标达到CTA入网标准。For clearing up the functional requirements and development trend of LTE phone,market research andanalysis were made;Studying the LTE costdown mobile phone platform technology principle;and the LTE costdownmobile phone designed by using PMIC G5812 was introduced;To focus on the analysis of battery voltage detect andcharging current monitor and to combine with software solutions,the system of LTE costdown mobile phone wasbuilt up. At last,debugging LTE costdown mobile phone system,testing battery voltage detect and charging currentperformance of system made a perfect detection to the requirements for CTA and the performance of system metCTA standard.long term evolutioncostdown mobile phonebattery voltage detectcharger current monitor

关 键 词：LTE 低成本手机 电池电压检测 充电电流检测 

分 类 号：TN41[电子电信—微电子学与固体电子学]