观测值

wèi le néng shǐ pǔ tōng shāng yòng jiē shōu jī zhèng què jiē shōu wěi wèi xīng xìn hào bìng shū chū guān cè zhí yán jiū le wěi wèi xīng de dǎo háng diàn wén gòu chéng yǔ gǎi jìn shí xiàn le qí shè jì fāng àn

为了能使普通商用GPS接收机正确接收伪卫星信号并输出观测值，研究了伪卫星的导航电文构成与改进，实现了其设计方案。

The navigation message for pseudolite has been improved, because we want to get the measurements from an ordinary business receiver that received signal of pseudolites.