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題 名 | 應用在無線電收發機鎖相迴路之控制治具製作=The Study and Implementation of Controller in Phase Locked Loop Circuit of Wireless Transceiver |
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作 者 | 何滿龍; 洪瑞苑; | 書刊名 | 逢甲學報 |
卷 期 | 34 1998.12[民87.12] |
頁 次 | 頁81-92 |
分類號 | 448.84 |
關鍵詞 | 控制治具; 鎖相迴路; 中繼式無線電; Controller; Phase locked loop; Trunking radio system; |
語 文 | 中文(Chinese) |
中文摘要 | 本論文的主要目的是製作一具適用於無線電收發機鎖相迴路(Phase Locked Loop, PLL)之控制治具。控制治具是由單晶片、液晶顯示器(Liquid Crystal Display, LCD)、鍵 盤(keypad)與一組由八個LED的走馬燈所構成。使用者只要由鍵盤輸入欲鎖定之頻率或原先 所設定之通道,控制器即可運算出所要送給鎖相迴路的資料,並且快速地鎖定在所指定的頻 率上。我們所研發的控制治具的工作頻率範圍為10 MHz-1.1GHz,具有低鎖定時間與低頻率 錯誤率之特性。本控制器已成功的應用在800 MHz之無線電收發機及中繼式無線電系統上。 |
英文摘要 | The aim of our paper is to design and implement a controller of a phase- locked circuit, which can be applied to cordless telephone and trunking radio transceiver. The controller is made up of microchip, liquid crystal display, keypad and a light of eight LED. A user only inputs a frequency that he wants to lock with a keypad or a channel that he wants to set, then the controller can calculate the data to be sent to the phase locked loop circuit, and can lock the frequency quickly the user yor already set. The working frequency range of the controller is 10 MHz-1.1 GHz, and it has the characteristic of low lock time and low frequency error rate. It had been successfully used in the 800 MHz wireless transceiver and trunking radio system. |
本系統中英文摘要資訊取自各篇刊載內容。