case chip 中文意思是什麼
case chip
解釋
封裝片-
The research object of this thesis is a chip - array that is fixed on one of printed circuit boards ( pcb ), which are located in a forced air field ( forced convection ) in an electronic case ; and from the essential equations of airflow we can deduce the mathematical model of the turbulent flow ; then we can establish the finite element algorithm and apply the fe software to work out the equations of turbulent flow, finally we can use the software to display and analyse the field of flow and temperature
本文以處于強迫空氣對流流場中的某pcb板及其板上的電子元件陣列作為研究對象，推導了紊流流場的數學模型，並建立了相應的有限元求解格式，應用有限元法分析軟體對該系統的紊流流場和溫度場進行了模擬分析：解算出pcb板上各電子元件的溫度分佈；並提出了用於求解系統風道特性曲線的cfd方法。 -
In this case, the functions are generated as library routines that pass arguments directly to the floating - point chip instead of pushing them onto the program stack
在這種情況下，函數生成為庫常式，後者將參數直接傳遞到浮點晶元，而不是將參數推送到程序堆棧上。 -
Abstract : this paper introduces a method of improving the real - ti me on main single chip computer serial communication and the background programs in the complicated distributed system. this method adopts baton to manage serial communication. it makes serial communication parallel with other case in the prog rams
文摘:介紹在復雜的主從分散式系統中提高主機串列通訊與背景程序實時性的一種方法.該方法採用接力棒來管理串列通訊，使之與其他事件達到并行運行的效果 -
Experimental results show, with the not - uniform two - direction ballasting technology, the peak junction - temperature at the center of the chip can be lessened 7 - 10 surface temperature of the case can also reduce 3 - 7, and the heat - dissipating property of the power devices has distinct improvement
實驗結果表明：具有非均勻雙向鎮流電阻結構的雙極功率器件，其晶元中心峰值結溫ih了村技人學博士論文可降低7 10ac ，谷殼表面的溫度也可降低3 7c ，器件的敝熱特性明顯岱島。 -
In the case of digital circuits, assertions like these are statically verified before the chip is built
在數字電路中，在構建晶元之前，先靜態地驗證這類斷言。 -
Contributions in this paper mainly sh ow four points : 1 the structure characteristic of the received ds - cdma signal is analyzed in the presence of multi - path slow fading effect case for wireless mobile communication. according to this characteristic, four data - selected schemes based on chip - matched filter are presented from the perspective of energy and structure of signal. and the impact of these schemes on multiple - access interference ( mai ) and inter - symbol interference ( isi ) is analyzed
本文的主要貢獻在於四個方面： 1 、針對無線移動通信系統中廣泛存在多徑慢衰落效應的情況，分析了ds - cdma系統中接收信號本身的結構特徵，根據這個特徵，在匹配濾波的基礎上，從能量與信號結構的角度提出了四種不同的數據採用方案，並分析了不同數據方案對多址干擾與碼間干擾的影響。 -
At the logic synthesis stage, we make some research on the principles of logic synthesis at first, then by utilizing tsmc0. 25um process, choosing the worst case that the workable temperature can be high to 125 degrees centigrade and the supply voltage is as low as 2. 25v, and introducing the wireload library for effectively simulating delay and power consumption of wire connection, and taking the same clocks as in simulation, the critical path is 15. 3ns and the chip area is 0. 395mm2
在進行邏輯綜合時首先對邏輯綜合的原理作了一定的了解，然後利用tsmc的0 . 25 m的工藝庫，工作電壓為2 . 25v ，工作溫度最高可達到125攝氏度的最壞情況下，進行邏輯綜合時引入了wireload庫以便有效的模擬連線所引起的延遲及功耗，採用與模擬時相同的時鐘，關鍵路徑為15 . 3ns ，晶元面積為0 . 395mm ~ 2 。 -
In the case of unexpected power - off incidents the main controlling chip can write ik byte words into a memorizer called at24c08 by i2c bus, thereforc the important parameters of the electric net period of time before the incident will be recorded
通過i ~ 2c總線主控晶元可將1k位元組的數據寫入at24c08存儲器中，在掉電的情況下仍能保存一段時間內電網的重要運行參數。 -
The automatic real load error measuring equipment is divided into two parts : the one is a chip microprocessor controller which is the core of the measuring equipment and which controls and manages the whole system ; the other is controller case. it accepts orders of the chip microprocessor controller and functions as the performing system
實負荷互感器誤差自動測量裝置在結構上分為兩部分，一部分為單片機控制器，它是整個測量裝置的核心部分，負責完成整個系統的控制以及管理功能；另一部分為控制櫃，它接受單片機控制器的命令，完成執行機構的功能。 -
In the end, this paper considered detecting the desired user signal for uplink ds / cdma system. in that case, we need to suppress both mai and inter - chip interference ( ici ) caused by multipath propagation
最後，本文研究了在ds cdma的上行通道中，同時存在多用戶干擾和多徑傳播引起的碼間干擾的情況下，對期望用戶信號的檢測。
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