[Hspice][Silvaco SRDB/Utmost]a-IGZO TFT模型擬合與電路仿真(01-Utmost調試與使用)


目的主要是提取下TFT的電學模型,應用於Hspice的仿真。基於level61或level62或者verilog-A編輯的模型。

2020.04.06-----建個數據庫:

utmost4 user Manuel:2.2 Creating a Database

On Windows, you can double-click on the SRDB shortcut to run the utility.

Now, connect to the database server using the following command:

login <servername>

This will prompt you for the database server password, which is initially set to 'simucad'.默認密碼:“simucad”

Type 'simucad' and the prompt will change to:

SRDB <server_name> >

Use the following command to create a database.下面聲明建立數據庫。

create <my_database_name> ut4 <my_database_location>

這個<my_database_location>沒有給具體信息,很抽象。但是有聲明說最好是位於本機:“Silvaco recommends that the database location exists locally on the database server machine. This will reduce network traffic and speed up database access.”

示例:

 

<my_database_location>是一個文件目錄,而且還需要已有文件夾。

連接數據庫,建立用戶組:

You will now need to create some Utmost IV users as follows. First connect to the newly created database and then add as many users as required.

connect <my_database_name>
create user <user_name> <password>

[注]密碼不能全數字,否則會報錯。

 

建立超級用戶

In order to use the database manager tool described in Chapter 5 “Managing the Database”, you will need to set the superuser password as follows.

password superuser <superuser_password>

When you are finished, simply enter the command 'quit' to exit the SRDB application.
Now the software is installed, a database server is running, and a database and user are created.You are now ready to use the Utmost IV software.

全部設置完才能用Utmost.

[注]SRDB User Manuel: At any prompt, type '?' or 'help' to get the current list of available commands or 'quit' to exit.

輸入help會提示可用命令:1.原目錄:

 

2.登入服務器后可用命令:

 

3.登入數據庫后可用命令:

 

20.04.08----轉入Utmost的使用

打開-找數據庫-登入:

建立工程文件

Utmost4 user Manuel: 3.5 Creating a New Project

文件類型:Acquisition、Optimization (有啥區別?)

權限設置:略

Utmost4 user Manuel:Chapter 6 Acquisition Module 新建了Acquisition文件

6.1 Defining Temperatures

 一般默認27度

6.2 Defining the Wafer Map (不知道有啥意義)

The wafer map is where you define the physical location of the devices for which you intend to acquire datasets.

6.2.1 Defining the Header, Batch and Wafer Information

6.2.2 Defining the Die Selection

6.2.3 Defining the Group Selection

6.3 Defining Devices(器件設置)

Setup-Devices:    to create, edit, or delete a device type.

器件的設置分為:Device Attributes, the Device Nodes, and the Netlist Text.即器件屬性、器件節點和網表。

器件屬性:

 

名稱、組以及器件溝道寬長。

器件節點:

網表,與節點相關,具體應與Hspice語法相似:

 

 

6.4 Defining Extractions:存疑,7.7 Defining Extractions

6.5 Defining Variables:定義變量,但是變量的意義及具體設置仍存疑。

6.6 Defining Hardware:應該是測量設備的定義,但是可能因為之前的設置不全,暫時點不了。

6.7 Defining Connections:跟上面一起設置。

6.8 The Model Library:模型庫,Full details on the model libary window are given in Section 7.6 “The Model Library”.

新建模型卡:

 

 NTFT有三個Template:非晶硅、多晶硅還有UOTFT(??)對應的是level=35,36和37。選定非晶硅模型,設置后的模型卡如下:

 

列頭分別是Name、Optimized、Fit Initial、User Initial、Minimum、Maximum.

 6.9 The Device Subset:設備子集設置,存疑

6.10 The Measurement Setup:

6.11 The Extraction Setup:Full details on this are given in Section 7.15 “The Extraction Setup”.

6.12 Acquiring Data using the Measurement Sequence:???

6.13 The Measured Datasets:運行測量序列后,將使用儀器或模擬生成數據集,並將其存儲在數據庫中。

 

Utmost的手冊到后面就基本看不懂了...晚上再看下其他資料。


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