一种用于智能天线系统的在不使用本征值求取技术情况下根据最大信号对噪声加干扰输出功率比(SINR A smart antenna system is not used in calculating the intrinsic value under current technology based on the maximum signal to noise and interference output power ratio (SINR权赫文...
本论文描述了包括室内、室外到室内,步行和车载等测试环境的IMT-2000 信道参考模型。并将这个模型作了扩展,可以根据用户的设定给出各种测试环 境的信道特性。参考模型包括一系列的参数,如传播条件、业务量情况、用户 业务种类和数据率和性能门限。信道特性影响了信号的功率谱、时域统计特性 ...
Wireless Technology Towards IMT-2000. In: Ma, JG. (eds) Third Generation Communication Systems. Springer, Berlin, Heidelberg. https://doi.org/10.1007/978-3-642-18924-1_1 Download citation .RIS .ENW .BIB DOIhttps://doi.org/10.1007/978-3-642-18924-1_1 Publisher NameSpringer, Berlin, ...
IMT-2000 stands for International Mobile Telecommunications-2000, is an initiative of theInternational Telecommunication Union (ITU)to create a global standard for wireless data networks. IMT2000 When it was created, the goal of International Mobile Telecommunications-2000 (IMT-2000) was to support dat...
In the past 30 years, the radio communication division of the International Telecommunication Union (ITU-R) has been coordinating the efforts of governments and industries in developing a global broadband IMT system. It has successfully led the way in developing IMT-2000 (3G), IMT-Advanced ...
Practical/ 3G mobile communicationantenna radiation patternsbandwidth allocationbroadband antennascoplanar waveguidesslot antennasWiMaxwireless LAN/ broadband CPW-FED slot antennaIMT-2000WIMAXIn this paper, a broadband CPW-fed slot antenna with a gradual-changed ground plane for bandwidth enhancement is ...
REPORT M.2113-2007由ITU-R - International Telecommunication Union/ITU Radiocommunication Sector 发布于 2007-01-01,并于 2010-08-04 实施。REPORT M.2113-2007 IMT-2000 和固定宽带无线接入系统(包括同一地理区域的移动应用)之间 2 500-2 690 MHz 频段的共用研究报告的最新版本是哪一版?REPORT...
作者: 유영길 摘要: IMT-2000 (1920~2170MHz, BW=250MHz) 2 . Ansoft Serenade PHEMT source lead , high pass . , 8V, 180mA. , PHEMT Vgs = -0.4V, Vds = 4V, AH1 Vds = 5V. , 20dB, NF 1dB, VSWR 1.14～1.3dB, P1dB 22.4dBm, gain flatness ±0.45dB . 年份: 2002 收藏...
It can simultaneously serve most of the modern wireless communication applications that operate at 1.7 GHz-2.5 GHz.doi:10.2528/PIER07041801Fa Jia WangJinSheng Zhang,74,(2007)Wang, F. J. and J.-S. Zhang, "Wideband cavity-backed patch antenna for PCS/IMT2000/2.4 GHz WLAN," Progress In ...
Global circulation of IMT-2000 terminals years will see a host of new third-generation (3G) mobile and wireless communication networks rncapable of supporting innovative multimedia services, beyond the capability rnof second-generation systems such as GSM, CDMA or D-AMPS. They......