1) Zero-IF
零中频
1.
A low flicker noise mixer for zero-IF GPS receiver;
用于零中频GPS接收机的低闪烁噪声混频器
2.
Design of a Zero-IF CMOS Mixer for WLAN Application;
一种基于W LAN零中频CMO S混频器的设计
3.
Innovative Approaches for Testing Zero-IF Transceiver Devices;
测试零中频收发器器件的创新方法
2) zero if
零中频
1.
I/Q imbalance digital compensation based LS method for OFDM zero IF receivers;
基于LS的OFDM零中频接收机IQ不平衡数字补偿技术
2.
The topology combining super heterodyne and zero if for single chip implementation for FM SCA RF reception has been mainly proposed.
首先介绍了FMSCA无线寻呼的传统接收结构 ,重点提出超外差与零中频相结合以单片化实现FMSCA射频接收的拓朴结构 ,并给出了数学推导 ,证明了该拓朴结构能有效地恢复出原始信
3.
The merits of extremely low cost and high integration naturally make direct down-conversion (Zero IF) architecture the choice of solution for single-chip RF transceiver ICs, particularly for U-NII (Unlicensed National Information Infrastructure) band applications, such as high-speed wireless local area networks (WLANs,502.
无线终端市场的蓬勃发展促使RFIC(射频集成电路)设计以低成本和高集成度为目标,这促进了零中频体系结构成为了单片RFIC收发芯片设计中的首选结构。
3) ZIF-ZCD
零中频过零检测
1.
The bit error rate of JTIDS is simulated and analyzed deeply by using the ZIF-ZCD (Zero-Intermediate Frequency Zero-Crossing Detection).
本文通过采用零中频过零检测的非相干解调方法,对其系统的误码率性能进行了仿真计算,并对其性能进行较深入的分析。
4) multichannel homodyne
零中频检测
1.
The technology includes multichannel homodyne, reflection modulating without radio frequency source and beam powered by radio frequency energy.
射频自动目标识别技术是利用微波及收发天线实现对目标的远距离自动识别 ,文中对多通道零中频检测技术、无源反射调制技术及射频供电技术进行了分析和实验研究 ,并设计研制出了一套射频自动识别系统 。
5) non-intermediate-frequency receiver
零中频接收
1.
This paper introduces a method using Multiplier and adder in order to replacing A/D circuit in non-intermediate-frequency receiver.
本文介绍一种采用乘法器与加法器相结合电路替代一般零中频接收机中A/D转换电路的方法。
6) Zero-IF demodulator
零中频解调
1.
The Demodulation Technique for Reader is selected, and the research focuses mainly on Zero-IF demodulator.
在对UHF RFID阅读器工作原理进行分析的基础上,介绍了一种工作在UHF频段下的阅读器的射频接口电路,并确定阅读器的解调方式,重点对零中频解调方式进行了研究。
补充资料：零息票债券；零券息债券
零息票债券；零券息债券一种以低于票面价值的价格发行的债务工具。债券不支付任何票息；它在到期日是以面值赎回的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条