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.

Date of Patent:
Dec. 26, 2023

Filed:

Dec. 22, 2020
Applicants:

Envision Digital International Pte. Ltd., Singapore, SG;

Shanghai Envision Digital Co., Ltd., Shanghai, CN;

Inventors:

Yuanyuan Xia, Shanghai, CN;

Xiaomin Zhou, Shanghai, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); H04L 67/55 (2022.01); G06F 16/9035 (2019.01);
U.S. Cl.
CPC ...
H04L 67/55 (2022.05); G06F 16/9035 (2019.01);
Abstract

The present disclosure relates to a method and apparatus for pushing subscription data in Internet of things. The method includes: parsing a subscription condition set into a first attribute set in response to receiving the subscription condition set; acquiring device data; parsing the device data into a second attribute set; performing Bloom filtering on attribute elements in the second attribute set one by one in a predetermined order by taking an attribute element set in the first attribute set as a filter condition; stopping the Bloom filtering on the other attribute elements in the second attribute set in the case that a Bloom filtering result of one attribute element indicates an occurrence of mismatch; and returning to the step of acquiring the device data.


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