In the Last Post, "LTE Physical Transmission Resources (3)-time-frequency resources," the final mention of Pcfich and other downstream physical channels, this blog post originally wanted to write Pcfich channel, but in preparation for writing Pcfich, found the need to use the antenna port related content, and these content is not yet written. So this paper first write the antenna port and downlink reference
Main content of this article:
1. Install Android ndk
2. Install cygwin and use ndk to compile
3. Integrate C/C ++ Development Environment CDT in eclipse
4. Install the Sequoyah plug-in.
5. JNI compiling environment Configuration
This article is based on the android development environment. The basic environment must include at least the following:
1. JDK
2. Eclipse
3. Android SDK and ADT
Refer to my previous "android Development Environment setup ".
I. Android ndk installation and configuration
software used to simulate thermal reaction of power cable installations (thermal behavior))Cyme. Cymgrd.v6.3.r7Cyme. Cymdist.v4.7.r3Cyme. CYMTCC.V4.5.R8 (Power engineering software to Ms Windows. Power protection device for operating platform coordination package)Cyme. psaf.v3.1.r1.9psim.6.0PSASP. V7.0 Power system Analysis Synthesis programgatecycle.v5.32 Power-------------------* * Good faith cooperation, quality assurance!! Long-term effectiveness
1: Download sdl2.0
2: compiled in R8. Fortunately, this version can be used directly in windows.
3: Change sdl_config.h In the SDL directory to Android.
4: StartNdk-build, promptThe egl/EGL. h file cannot be found. You must specify a version later than 9 in application. mk in the jni directory.
Like the following
App_abi: = armeabiApp_platform: = Android-94: ndk-build is OK.
However, the sdl2 documentation does not seem to be very complete
Introduction:Hello everyone. In this tutorial I will tell you how I made the image of the Audi R8 crash effect. First look at the final finish, and try to figure out the easiest way to make it.
OK, before we start, I want to clarify one thing, I got a lot of "why not Houdini" or "why instead of 2D for special effects production" problem. When you do any digital artwork, I always think you should consider what work procedure you will use to create you
Original URL: http://www.cnblogs.com/zdz8207/archive/2012/11/27/android-ndk-install.htmlAndroid latest NDK R8 under Window development environment installation configuration and use of detailed graphic explanation, complete actual configuration process record (original) always want to engage in the NDK development has been delayed for other things, reference to some online information today finally set up the environment, Record the process and share
Android's latest ndk R8 is used to build, install, configure, and use a detailed graphic explanation in the development environment in the window. The complete configuration process record (original) has been trying to develop ndk, but it has been delaying other tasks, after referring to some online materials, I finally set up the environment and recorded the process and shared it with you. Content directory: 1. Default basic environment 2. Download a
Android's latest ndk R8 is used to build, install, configure, and use a detailed graphic explanation in the development environment in the window. The complete configuration process record (original) has been trying to develop ndk, but it has been delaying other tasks, after referring to some online materials, I finally set up the environment and recorded the process and shared it with you. Content directory: 1. Default basic environment 2. Download a
ip-com R8 Network Technology Co., Ltd. is the introduction of an economic application-oriented products. R8 uses dual WAN port design and has the Internet Behavior management function, besides has the basic function of the WAN port broadband router, the Internet Behavior management function provides the enterprise with the low cost, the easy realization Internet access management means, in addition,
The android ndk is a companion tool to the android SDK that lets you buildperformance-critical portions of your apps in native code. it provides headers andlibraries that allow you to build activities, handle user input, use hardware sensors, access applicationResources, and more, when programming in C or C ++. if you writenative code, your applications are still packaged into. APK file and they still runinside of a virtual machine on the device. the fundamental Android Application modeldoes not
With the rapid development of modern Wireless communication technology, Wireless Local Area network (WLAN) is widely used. WLAN uses wireless communication technology to transmit data, voice and video signals in the air, so that users can exchange information anytime, anywhere. Worldwide Interoperability for MicrowaveAccess (WiMAX) is a new broadband wireless access technology that provides high-speed internet-oriented connections, and the data transmission distance is up to 50 km. Currently, WL
Recently saw a classmate in order to enhance the mobile phone GPS signal, the antenna DIY to the outside, pulled a very long antenna, their own in the suspicion that this is in line with the principle of antenna design, can really make the signal enhancement? So find the following article to learn.1. RFID Fundamentals RFID (radio frequency identification) is a
quickly as it gives you just the right amount of information.
Step 8: Advanced TopicsNow so you had learnt most of the data analytics using R, it was time to give some advanced topics a shot. There is a good chance so already know many of these, but has a look at these tutorials too.
The for using R and Hadoop see this tutorial on using Rhadoop.
A Tutorial on using R with MongoDB.
Another nice tutorial on Big Data analysis using R in the NoSQL era.
You can make intera
still very convenient. But for the function naming is really not very normative, we need to spend time to remember
Brief summary (below the incomplete, another day to complete)
RM (List=ls ())Path = ' j:/lab/ex29--file (clip) operation in R language 'SETWD (PATH)Cat ("File a\n", file= "a") #创建一个文件A, the file content is ' files A ', ' \ n ' means line wrapping, which is a good habitCat ("File b\n", file= "B") #创建一个文件BFile.append ("A", "B") #将文件B的内容附到A内容的后面, note that there
Two ways to sign in:
Integrated LoginConnection: con = new SqlConnection ("server=.\\sqlexpress;database=db_news; Trusted_connection=sspi ");
Password Login:Server=.; database=db_news;uid=sa;pwd=585858;( where server=.\\sqlexpress, which indicates the version of SQL Server being used is a simplified version)
5102 Error:Reason: Insufficient permissions, right click on the file, find the Authenticated users user name, give Full Control permissions, while the matching log file will also g
The antenna pattern is also called the Radiation Direction map (radiation pattern), the far-field direction map (Far-field pattern). The antenna gain is not obtained from the pattern above, and the directional coefficients are obtained from the direction graph. Antenna gain = directional coefficient * antenna efficienc
1. Is the effect of placing an external antenna in the trunk of the car station worse than that in the middle of the roof?A: There are four main indicators of the vehicle's antenna: maximum withstand power, center frequency, bandwidth, and standing wave ratio.The first indicator is generally not taken into consideration, because generally, the maximum withstand power of the external
When you are using a wireless network, you are sure to experience wireless network signal quality problems. To solve these problems, in addition to reducing the shielding, reduce the interference of the same band equipment, the most effective way is to replace the high gain antenna, with the antenna to enhance the transmission effect of wireless network, coverage. However, the purchase of wireless gain
In wireless networking, we need Wireless antennas to help increase the coverage area. Especially in office buildings, we often see long, mushroom-like wireless antennas, which are used to enhance wireless signals. For wireless antenna products, let's take a look at the following introduction.
For many wireless users, the deployment of every wireless lan wlan is not a simple task. The home network may be a good solution. For some enterprise networks, d
Mobile phone antennas can be divided into PIFA antennas and Single Pole antennas. As debugging becomes more difficult, a new IFA antenna is added.
PIFA AntennaPIFA antenna has the same requirements on antenna height and area. Generally, the dual-band height must be above 5mm. The proposed height of PIFA antenna must b
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