发明名称 |
Variably controlling access to content |
摘要 |
A software module is presented that enables a person to determine the relevance of a document while preventing the person from making a copy of the entire document. In one embodiment, this is accomplished by programmatically controlling which portions of a document will be presented to a user and which portions will not be presented to the user. In one embodiment, the software module is used in conjunction with a search engine to present a document search result. |
申请公布号 |
US8838645(B2) |
申请公布日期 |
2014.09.16 |
申请号 |
US201314141823 |
申请日期 |
2013.12.27 |
申请人 |
Google Inc. |
发明人 |
Whitten Alma W.;O'Sullivan Joseph K. |
分类号 |
G06F17/30;G06F21/62;G06F21/60 |
主分类号 |
G06F17/30 |
代理机构 |
Fenwick & West LLP |
代理人 |
Fenwick & West LLP |
主权项 |
1. A method implemented by a computer comprising at least one processor for providing controlled access to a document, the method comprising:
receiving a search query; identifying a document responsive to the search query; identifying a plurality of search excerpts in the document, wherein a search excerpt of the plurality of search excerpts is a portion of the document that satisfies the search query; accessing usage data describing how many times a plurality of users have accessed the plurality of search excerpts in the document; determining that the usage data indicates that the search excerpt of the plurality of search excerpts has not been accessed by any of the plurality of users; and determining, based on the usage data, whether to present the search excerpt in response to the search query. |
地址 |
Mountain View CA US |