The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 02, 2014
Filed:
May. 02, 2012
Chittabrata Ghosh, Union City, VA (US);
Sayantan Choudhury, Berkeley, CA (US);
Klaus Franz Doppler, Albany, CA (US);
Taejoon Kim, Berkeley, CA (US);
Chittabrata Ghosh, Union City, VA (US);
Sayantan Choudhury, Berkeley, CA (US);
Klaus Franz Doppler, Albany, CA (US);
Taejoon Kim, Berkeley, CA (US);
Nokia Corporation, Espoo, FI;
Abstract
Method, apparatus, and computer program product embodiments improve power saving in network environments. An example method embodiment comprises: generating in an access point device, a traffic indication map comprising a page bitmap field, a page control field, one or more block bitmap fields, and one or more sub-block bitmaps indicating wireless client devices having buffered data in the access point device available for them; and periodically broadcasting the traffic indication map in a beacon frame to the wireless client devices.
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