发明名称 |
METHOD FOR PARTIAL LOADING AND VIEWING A DOCUMENT ATTACHMENT ON A PORTABLE ELECTRONIC DEVICE |
摘要 |
A method for downloading an attachment to an attachment viewer of a portable electronic device includes: sending an initial data request from said attachment viewer to a server in response to receipt of an email message including said attachment by said portable electronic device; accessing a graph structure representing a map of said attachment from saic server, said graph structure having been previously built on said server; reconstructing said graph structure in response to said initial request and encapsulating said graph structure in data having an attachment viewer readable format, said data being stored on said server; and i) downloading successive chunks of said data from said server to said attachment viewer responsive to successive user requests; ii) storing each of said successive chunks of said data on said portable electronic device prior to display thereof; iii) displaying said successive chunks of said data on said portable electronic device and automatically downloading respective next chunks of said data from said server; and iv) while said data chunks of said data remain to be downloaded from said server performing steps i) to iii). |
申请公布号 |
CA2722313(C) |
申请公布日期 |
2014.08.05 |
申请号 |
CA20102722313 |
申请日期 |
2010.11.25 |
申请人 |
RESEARCH IN MOTION LIMITED;ARIZAN CORPORATION |
发明人 |
DUMITRU, DAN MIHAI;ARORA, RAKESH KUMAR |
分类号 |
H04W4/18;H04L12/58;H04W4/12 |
主分类号 |
H04W4/18 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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