Android 4.3 officially launched: Restricted Profile, Smart Bluetooth support, OpenGL ES 3.0

Android 4.3 officially launched
Today Google has officially announced Android 4.3 Jelly Bean. This is the latest version of Android comes new features such as support for Bluetooth Smart connectivity, the OpenGL ES 3.0 API, which allows to assign profiles for each user in the system, additional features to use Wi-Fi position even when the user goes off connections with many other changes, large and small. Nexus 7 new generation is the first computer installed Android 4.3, the Nexus has also received an update today.

Android 4.3 support Restricted Profile for each user
Android 4.3 support Restricted Profile for each user
When launched Android 4.2, Google has introduced Multi User Features for tablet to allow users to use a single device, a tablet useful to be shared between friends or family members . Each user will have a "sector" of the machine itself should ensure that the data will not show up for others to see. Now, on Android 4.3, Google added a new feature added to the Multi User, which is Restricted Profile. Each member will have a "profile" of its own and can only do what is specified in the "profile". For example,
parents can block in-app purchase feature of a particular application, to prevent children accidentally bought hundreds of dollars. In addition, when applied to the business environment, it will allow the decentralized administration staff easier.
Android 4.3 support Restricted Profile for each user

Android 4.3 support Support for Bluetooth Smart
Android 4.3 support Support for Bluetooth Smart
Similar to what the company has to disclose at the time Google I / O, Android 4.3 has support for Bluetooth Smart Ready technology (also called Bluetooth Low Energy - LE). It helps support this standard for smartphones, tablet running Android make better use of power-saving capabilities of Bluetooth Smart devices used, such as Pebble watches, health monitoring devices Fitbit Flex. The developer will be using the 18th edition APIs to connect Android with Bluetooth Smart devices by sending each "pulse" of data rather than continuously maintained as the current Bluetooth connection. In a press release of the Association of Bluetooth, they say "latest version of Android" will be integrated Bluetooth Smart Ready. Unknown "latest" What is here, is Android 4.3 which can also be 4.2.3, we know that we will launch in the coming months.

Android 4.3 Supports 1.3 AVRCP profile
This is a Bluetooth profile that allows applications to interact better with the equipment found outside content. The application can be used to transmit AVRCP 1.3 metadata of multimedia file playing to the playback device, such as a car stereo or Bluetooth speakers. Some examples of metadata by AVRCP 1.3 support including song title, artist name, composer, ...

Android 4.3 support OpenGL ES 3.0
Android 4.3 support OpenGL ES 3.0
Unity will have a demonstration video OpenGL ES 3.0 on Android 4.3 in the next few days. You can see that effect in the glare of car lights are clearly displayed

OpenGL ES 3.0 is the latest standard in the industry to use computer graphics and now Android 4.3 has support for this API. OpenGL ES 3.0 allows to create more beautiful images, improve gloss and image reconstruction capability with high definition. The ability to render the lens glare effects as well as the construction of light effects, reflect improved performance much better than in Android 4.2. When hardware support (such as the new Nexus 7, for example), the rendering in OpenGL ES 3.0 can be implemented in real time with a resolution of Full-HD 1080p.

Android 4.3 support DRM API

The new APIs will be added to the Android 4.3 features support for DRM locked content. It will help Google attract more content providers, such as the typical video store Netflix with its rich, coming to Android, thus enriching endeavor ecosystem smartphone, tablet running its . DRM ensures that the content will not be illegally copied and pirated intellectual property.

Android 4.3 support Dial pad autocomplete

The call of the default Android 4.3 now supports search T9 keyboard, ie you can type the number that corresponds to the word to quickly search a particular contact. We do not necessarily need to enter the name into the search box to find more.
Android 4.3 support Dial pad autocomplete
Android 4.3 support Notification Access
The application can now access and interact with the notification message within the system as soon as they appear. According to Google, developers can "show them comfortable (notice) the way they want, including routing it to the nearby Bluetooth devices. Developers can also update or ignore report if necessary. " In other words, Android 4.3 allows software developers to interact better with the announcement of Android system. This is part of a Notification Listener service that we ever heard of before. Let us wait and watch programming community will exploit this feature looks like.

Android 4.3 support: Faster operation
Google said that Android 4.3 builds on the features improves the performance of Android 4.2, including timing vsync, triple buffering, rendering 2D images supported by hardware. Now our company has to optimize our device can run faster. The display text and images also promises better, higher quality.

Android 4.3 support: New features related to positioning
Hardware Geofencing: allow more energy saving equipment by performing the calculations related to the geographic location of hardware, software load off. On devices that support Hardware Geofencing, Google Play GeoFence service API will be able to take advantage of this to help extend battery life when the device has to move just to run the positioning task. Nexus 4 and Nexus 7 new life (2013) have compatible hardware Hardware Geofencing.

Mode using Wi-Fi to scan positions: allowing always-on Wi-Fi, but do not need any network connection at all. This has helped improve the positioning accuracy, just to save the battery. The app that uses location features might ask the user to activate the Wi-Fi is new. It is known that these are the new features of Android 4.3 and it does not depend on hardware.

Supports reading from the sensor signals of rotating machinery without having to worry about interference from

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