GPS-101 simulation of a global positioning satellite and the production of a specific satellite carrier (SV) and navigation data model to perform this test.

GPS - 101模拟一个全球定位卫星并生产一个特定卫星载体(SV)和导航数据模型来完成这项测试。

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This paper mostly introduce three issues of Vehicle Navigation System, that are navigation geographic database standard, data structure and data model, superior road.

本文主要介绍了汽车导航系统中的导航地理数据库标准、数据结构与数据模型、最优路径三个问题。

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Entity types can define navigation properties that represent associations in the data model.

实体类型可以定义在数据模型中表示关联的导航属性。

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