为填补校园信息在移动设备中的访问空缺,设计了基于J2ME(Java Platform Micro Edition)的校园信息即时查询系统。该系统采用手机平台上流行的J2ME和J2ME Polish技术,使客户端可以适应多种移动操作系统平台;采用GSM(Global System for Mo...为填补校园信息在移动设备中的访问空缺,设计了基于J2ME(Java Platform Micro Edition)的校园信息即时查询系统。该系统采用手机平台上流行的J2ME和J2ME Polish技术,使客户端可以适应多种移动操作系统平台;采用GSM(Global System for Mobile Communication)Modem硬件设备、多线程技术、模组化的设计结构、半同步/半异步模式,使系统升级平滑,便于新功能的加入和系统维护,并有效解决了服务器与客户端交互和短信息交互模式双向提供信息问题;从而实现了高效、方便、快捷的校园信息查询、传播平台。测试结果验证了系统的可用性、可靠性和安全性。展开更多
With the development of mobile technology, especially the development of 3G and mobile IP, the computational capacity of handsets is becoming more and more powerful, which provides a new method to solve the difficulti...With the development of mobile technology, especially the development of 3G and mobile IP, the computational capacity of handsets is becoming more and more powerful, which provides a new method to solve the difficulties encountered in real time GIS accessing caused by the characteristics of mobility and remoteness of fieldwork in oilfield. On the basis of studying in-depth on the technologies of J2ME platform, Mobile SVG and mobile data transfer, etc., and in accordance with the actual situation of oilfield, the design framework of oilfield mobile GIS service is put forward and the schemes of key technologies are given in this paper, which establishes the technical foundation for the construction of “Digital Oilfield”.展开更多
文摘为填补校园信息在移动设备中的访问空缺,设计了基于J2ME(Java Platform Micro Edition)的校园信息即时查询系统。该系统采用手机平台上流行的J2ME和J2ME Polish技术,使客户端可以适应多种移动操作系统平台;采用GSM(Global System for Mobile Communication)Modem硬件设备、多线程技术、模组化的设计结构、半同步/半异步模式,使系统升级平滑,便于新功能的加入和系统维护,并有效解决了服务器与客户端交互和短信息交互模式双向提供信息问题;从而实现了高效、方便、快捷的校园信息查询、传播平台。测试结果验证了系统的可用性、可靠性和安全性。
文摘With the development of mobile technology, especially the development of 3G and mobile IP, the computational capacity of handsets is becoming more and more powerful, which provides a new method to solve the difficulties encountered in real time GIS accessing caused by the characteristics of mobility and remoteness of fieldwork in oilfield. On the basis of studying in-depth on the technologies of J2ME platform, Mobile SVG and mobile data transfer, etc., and in accordance with the actual situation of oilfield, the design framework of oilfield mobile GIS service is put forward and the schemes of key technologies are given in this paper, which establishes the technical foundation for the construction of “Digital Oilfield”.