up conversion meaning in Chinese

上变换
向上转换型
增频变频

Analyzed the differences between the vector data transformation format ( abbreviation vct ) and mif , mid format . building up conversion model between them and realizing conversion between them by programming
分析研究矢量数据交换格式与mapinfo外部交换格式的差异，建立这两种格式的转换模型并对转换模型进行程序实现。
Transmit / receive ( t / r ) modules is the base of the modern radar . the paper puts forth a design scheme according to the target including t / r switch , up conversion , power amplified , low noise receive and down conversion . the dimension is restricted to 106 89mm through scheme comparison and the existing experiment condition , the final products arrive at the target we expect with millimeter hybrid integrated circuit
收发t / r组件在当今雷达系统中占有举足轻重的地位,本文根据设计指标提出了毫米波前端的设计方案,系统功能上要求完成收发双工、上变频和功率放大、低噪声放大和下变频功能,外形尺寸为106 89mm ,通过综合方案比较,结合自身条件,选取了毫米波混合集成电路形式。