Xiaomi Technology

新业务部-显示系统软件工程师

Xiaomi Technology  •  Onsite  •  4 hours ago
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Job Description

新业务部-显示系统软件工程师

西安、上海

社招

全职

职位 ID:A216887

职位描述

  1. 核心负责Android平台Display显示、图形图像画质方向软件架构设计、核心功能开发与系统迭代优化,主导屏幕显示成像、显示链路适配、画面画质调校、多场景显示优化等核心模块的技术方案落地,保障设备显示画面高清、流畅、色彩精准、稳定输出,打造优质终端显示视觉体验。 2. 负责Display显示相关硬件IP的FPGA验证与 bring-up 工作,深度对接芯片设计团队,完成显示通路、显示控制链路的功能验证、兼容性测试与稳定性测试,精准定位并解决设备花屏、闪屏、黑屏、色彩失真、亮度异常、刷新率失效、画面断层等各类显示软硬件问题,输出完整解决方案并闭环落地,保障显示硬件功能完整性与整机显示稳定性。 3. 主导Display显示IP在Android、Linux平台的深度移植、底层适配与全链路深度优化,全权负责显示驱动的开发、调试、迭代与日常维护,全面适配不同尺寸、分辨率、刷新率、异形屏、折叠屏、多屏联动、触控显示同步等各类终端显示场景,持续优化显示延迟、显示功耗、画面流畅度等核心指标,提升整机显示综合性能。 4. 专注显示端图形图像画质(PQ)算法落地与验证优化,是岗位核心工作之一,负责屏幕色彩调校、亮度/对比度动态优化、HDR显示适配、画面降噪、色彩饱和度校准、动态画面防抖、拖影优化、色域适配等全维度画质调试工作,独立完成显示相关HAL层接口开发、适配与维护,打通Kernel底层驱动到上层系统应用的完整显示业务链路。 5. 负责Linux平台显示子系统的驱动开发、性能调优与问题迭代,梳理显示架构、显示刷新链路、图像输出流程,针对高刷显示、高清影音播放、动态画面显示、低功耗息屏显示等核心场景做专项优化,重点解决画面延迟、显示卡顿、色彩偏差、显示功耗偏高、亮暗屏切换异常等核心显示问题。

职位要求

  1. 信号处理、电子信息工程、自动化、通信工程、计算机、图形图像、微电子等相关专业,本科及以上学历,2年及以上Android/Linux平台Display显示、图像画质优化相关开发经验。 2. 熟练掌握 C/C++ 编程语言,精通 Linux 内核显示驱动开发、设备树显示节点适配,熟悉 Android 系统显示架构,深耕Display显示系统、图像画质调校方向,熟练掌握显示子系统底层原理、显示刷新机制、图像输出全流程。 3. 具备Android Display显示系统核心模块开发实战经验更佳,熟悉显示HAL层架构,熟练掌握各类屏幕适配、刷新率调校、多屏显示、显示异常调试等核心技术,有终端设备显示系统量产优化经验者优先。 4. 熟悉显示图像画质(PQ)基础原理,具备扎实的屏幕色彩调校、画面清晰度优化、动态显示效果调试经验,了解HDR、SRGB、广色域适配、高刷画面优化、显示降噪等相关显示技术者更佳。 5. 熟悉显示类IP的FPGA验证基本流程,能够独立对接芯片设计,完成显示相关IP的功能验证、兼容性测试、问题定位与联调优化,具备显示软硬件协同调试经验者更佳。 6. 具备良好的技术攻坚能力、逻辑思维能力,工作主动积极、善于沟通协作,拥有良好的团队合作意识与自我驱动能力,能够高效推进技术问题闭环与项目迭代。

投递

Xiaomi Technology

About Xiaomi Technology

Xiaomi Corporation was founded in April 2010 and listed on the Main Board of the Hong Kong Stock Exchange on July 9, 2018 (1810.HK). Xiaomi is a consumer electronics and smart manufacturing company with smartphones and smart hardware connected by an IoT platform at its core.

Embracing our vision of “Make friends with users and be the coolest company in the users’ hearts”, Xiaomi continuously pursues innovations, high-quality user experience and operational efficiency. The company relentlessly builds amazing products with honest prices to let everyone in the world enjoy a better life through innovative technology.

Xiaomi is one of the world's leading smartphone companies. The company has also established the world’s leading consumer AIoT (AI+IoT) platform,reached 558 million smart devices connected to its platform (excluding smartphones,laptops and tablets) as of September 30 2022. Xiaomi products are present in more than 100 countries and regions around the world. In August 2022, Xiaomi was included in the Fortune Global 500 list for the fourth year in a row, ranking 266th. The company is the fastest-rising Chinese technology conglomerate during the four-year period.

Xiaomi is a constituent of the Hang Seng Index, Hang Seng China Enterprises Index, Hang Seng TECH Index and Hang Seng China 50 Index.

Industry
IT & Software
Company Size
10,000+ employees
Headquarters
Beijing, CN
Year Founded
2010
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