搜索资源列表
QPSK_TRANSMITTER
- M-file for simulating a QPSK transmitter by modulating with a pseudo random bit stream. A serial to parallel conversion of the pseudo random bit stream is performed with mapping of two bits per symbol. A cosine and sine carrier is configured and the
sdr_model
- M-file for simulating a QPSK transmitter by modulating with a pseudo random bit stream. A serial to parallel conversion of the pseudo random bit stream is performed with mapping of two bits per symbol. A cosine and sine carrier is configured and the
From-IERS-to-GCRS
- 利用IERS Conventions网站提供的SOFA软件和程序，实现从ITRS到GCRS的坐标转换-IERS Conventions web site using the SOFA software and procedures, from ITRS to GCRS coordinates conversion
long-name
- IERS实现SOFA的ITRS到GCRS转换-ITRS to GCRS the IERS to achieve SOFA conversion,
IERS-Data
- 提供IERS公报B、D的数据及matlab处理函数，极移的预测程序等-Provide IERS bulletin B, D and data processing matlab function, polar motion prediction procedures
IERS-BULLB
- 1999年3月到2017年初IERS Bulletin B文件-IERS Bulletin B file 1999 march to 2017 April
TestECEF2ECIF
- 该程序包计算了IERS Convention 2003中由地固系至惯性系转换转换矩阵，其中岁差和章动采用IAU 2000A模型，所有程序采用Fortran语言编写。另外本程序提供示例程序以表明如何在C下调用采用该程序包。(The package calculates the transformation matrix of the IERS Convention 2003 from the ground to the inertial system, with the IAU 2000A mod
IERS
- 地球指向EOP文件;包括地球的岁差极移等相关说明(EOP doc)
IERS数据动态提取与更新系统的设计与实现_石聪明
- 在上述分析的基础上，图2 显示了 iersSync 系统的整个流程图。系统主要包括 HTTP 访问模块、 UＲL 分析与内容下载模块、地心指向参数下载与更新维护模块、闰秒数据更新维护模块以及日志数 据管理模块。整个程序用 Python 开发，直接利用了 Python 的 HTTP 访问模块，其它模块均自行开发。 其中日志数据管理模块主要实现整个国际地球自转服务组织数据的一致性与完整性保证。(On the basis of the above analysis, figure 2 shows th