1．Brief Introduction
OPhone is a linux-based terminal software platform and system solution for mobile internet. OPhone SDK is a Software Development Kit designed for OPhone platform; it includes OPhone API, OPhone emulator, development tools, sample codes and sdk documentation. OPhone SDK 1.5 is compatible with Android SDK 1.5, OPhone API and Android API therefore can both be applied to develop OPhone applications by developers.  

OPhone SDK supports two types of applications:
Apk OPhone application
Ophone application is an application program which is developed based on java language. OPhone SDK provides some OPhone API for integrating the OPhone platform development capabilities such as: main screen API, local search API and video call API…

Web Widget application
Besides the Java-based OPhone application, OPhone also supports Widget application development. Widget is an application which employs HTML, JavaScript and CSS and such network technologies

2．New Features
(1) Video Telephony API
Dial video call
Hang-up video call

(2) aGPS API
Enquire location information
Enquire NMEA information

(3) JIL Widget API
AccelerometerInfo
Account
AccountInfo
Attachment
Camera
DataNetworkInfo
EventRecurrenceTypes
PositionInfo
VideoPlayer
WidgetManager
Window

 3．API变化
(1) OPhone API
Added API
Video Telephony API oms.vt
aGPS API oms.location
Removed API
Mail API oms.mail

(2) Widget API
Added API
AccelerometerInfo API
Account API
AccountInfo API
Attachment API
Camera API
DataNetworkInfo API
EventRecurrenceTypes API
PositionInfo API
VideoPlayer API
WidgetManager API
Window API API

For more information, please refer to OPhone SDK 1.5 document.
 
Download address: http://www.ophonesdn.com/resource/sdk15