tailieunhanh - Mobile messaging technologies and services sms ems and mms phần 5

Các sự kiện có thể mà có thể được xác định cho các thế hệ của một báo cáo trạng thái là: † Một giao dịch đã được hoàn thành † Một lỗi thường xuyên khi SMSC không phải là cố gắng chuyển nữa Bảng 3,29 IE / dịch vụ trung tâm điều khiển các thông số | 136 Mobile Messaging Technologies and Services UPI Management Upon receipt of the download message the receiving device can propose to the subscriber to save the downloaded object locally in order to be used later for composing new messages to customize the device change the default ringtone change switch-on and switch-off animations etc. . The set of actions that may be performed on a downloaded object obviously depends on the object format and on the capabilities of the receiving device. The UPI information element is used in the machine-to-person scenario. This information element is usually not supported in the person-to-person scenario. The text that may be placed in a download message is usually not presented to the subscriber. It is therefore not recommended to add text as part of a download message. UPI Segmentation and Reconstruction The UPI reconstruction method can only be applied to melodies user-defined and pictures variable large and small . Melody Reconstruction melody segments are stitched together according to the concatenation index number. Only the header and footer of the first melody segment are kept in the reconstructed melody. Picture reconstruction the height of all picture segments shall be identical otherwise the UPI is ignored. Picture segments are stitched vertically in order to build a larger picture. Figure shows how a large picture can be segmented into three picture slices in a download message. Independent Object Distribution Indicator The independent Object Distribution Indicator ODI is used to control the way the receiving SME can redistribute one or more objects contained in an EMS message. The major use case for the independent ODI is to control the redistribution of copyrighted content once it has been received by the subscriber. In the situation where the subscriber purchases copyrighted content the content provider is able to indicate that one or more objects contained in the message cannot be .