telemetry frequency

This paper presents a new algorithm used to demodulate high code rate DQPSK telemetry signal by digital frequency measurement.

本文根据高码速率DQPSK遥测信号的特点，介绍了一种通过数字瞬时测频来完成对高码速率DQPSK信号解调的方法。

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Intermediate frequency tracking and telemetry receiver of CDAS

CDAS中频跟踪遥测接收机

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In the UAV telemetry& control system, it is required that the numerical control oscillator ( NCO) having high frequency resolution and small spurious signal.

无人机的测控系统要求数控振荡器（NCO）的频率分辨率高、相位噪声低、杂散小。

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Test results shows that the video telemetry with frequency division multiplexing technique has the advantage of strong interference-free ability and realtime property under high dynamic transmission.

试验测试结果表明：频分复用传输体制实现的视频遥测系统具有数据传输抗干扰能力强和图像在高动态条件下传输实时性强等优点。

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The theoretical analysis and practice indicates that this FM telemetry transmitter has the smooth modulated characteristic in the wide frequency band. It meets practical requirements of transmitting equipment in the telemetry system for the high code rate.

理论分析和实践表明，准两点注入式微波锁相调频遥测发射机具有平坦的宽带调制特性，能满足高码速率再入遥测发射设备的实际要求。

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The Telemetry, Tracking& Command ( TTC) communication is in S-band frequency.

跟踪，遥测与指挥的通信是使用S波段的频率。

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In the area of aerospace telemetry, Pulse Code Modulation/ Frequency Modulation ( PCM/ FM) system is one of the main plans in strategic weapons and rockets because of its high noise resistance, high flexibility.

在航天遥测领域中，PCM/FM传输体制抗噪声性能强、灵活性高，是国内外战略武器和火箭等的主要遥测手段。

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