The invention discloses a thin-film phase shifter of a microwave filter network and a manufacturing method, wherein the phase shifter is formed by a substrate, a ferroelectric thin film, a surface electrode and a base electrode and has a multi-layer structure of a microwave filter network, and the m.....
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The invention discloses a navigation route display method, which comprises the following steps: extracting crossings from acquired navigation routes; segmenting the navigation route according to the extracted crossings; calling a crossing symbol template base for anyone of the extracted crossings an.....
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本发明涉及一种实现GPS的方法，更具体的说，涉及一种在手机上实现差分GPS的方法，包括以下步骤：A1获取初始用户位置的坐标、当前卫星的位置和伪距的差分改正量；A2利用所述初始用户位置的坐标、当前卫星的位置和伪距的差分改正量计算用户位置的坐标改正量；A3利用所述用户位置的坐标改正量对初始用户位置的坐标进行改正得到改正后用户位置的坐标。本发明可以提高目前手机GPS技术的定位精度，满足用户需求；可以在没有或者不需要从手机到卫星的伪距观测量的情况下实现，提高定位效率；可以利用目前已有的手机GPS，不需要额外添置其他硬件设备。
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多功能手機座觸感筆Multi-function mobile phone holder.The utility model discloses a multi-function mobile phone holder comprising a plurality of cylinders, the cylinders are movably connected in an oblique manner, an front end of an end cylinder is provided with a writing pen head, the cylinders are twisted t.....
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連接有懸掛裝置的相機穩定架Camera stabilizing bracket for connecting the hanger.The utility model discloses a camera steady rest connected with a lifting linkage, comprising a mounting bracket and a lifting linkage. The mounting bracket comprises an interconnecting piece which is fixedly connected with a drink bo.....
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