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书籍 EDGE+for+Mobile+Internet
The General Packet Radio Service (GPRS) allows an end user to send and
receive data in packet transfer mode within a public land mobile network
(PLMN) without using a permanent connection between the mobile station
(MS) and the external network during data transfer. This way, GPRS opti-
mizes the us ...
书籍 Mobile+Communications+Engineering
By definition, the term “mobile-radio communications” describes any
radio communication link between two terminals of which one or both
are in motion or halted at unspecified locations and of which one may
actually be a fixed terminal such as a base station. This definition
applies to both mobile- ...
书籍 Coriolis Vibratory Gyroscopes
Thanks to the advances in micromachining fabrication technologies and significant
cost reduction due to mass production, miniature sensors of angular rate, or
gyroscopes, found their way into the everyday life of every user of modern gadgets,
such as smart phones, tablets or even wristwatches. Often ...
技术资料 江苏分市12米ALOS DEM数据下载
12.5mDEM数据，是ALOS（Advanced Land Observing Satellite，2006年发射）卫星相控阵型L波段合成孔径雷达（PALSAR）采集。该传感器具有高分辨率、扫描式合成孔径雷达、极化三种观测模式。该数据水平及垂直精度可达12.5米。该文件为江苏省分市12.5m DEM数据 ...
技术资料 HW108A 技术手册
•High-sensitivity InSb Hall element.•Super mini-mold SMT package (fits SOT343 land pattern).•Shipped in packet-tape reel (4000pcs per reel).