CPC

CPC Class H04W

45 patents in CPC class H04W

45 Patents
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Updated 3/22/2026

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A data anonymization pipeline system for managing holding and pooling data is disclosed. The data anonymization pipeline system transforms personal data at a source and then stores the transformed data in a safe environment. Furthermore, a re-identification risk assessment is performed before providing access to a user to fetch the de-identified data for secondary purposes.

The present disclosure provides systems and methods for authenticating photographic data. In one embodiment, a method comprises providing an image authentication application for use on a client device, the application configured to control image capture and transmission; receiving an image data file from the application at the authentication server comprising a photographic image captured by the application and metadata associated therewith; applying a watermark to the photographic image to create a watermarked image; applying date and time information to the tagged image; applying location information to the tagged image; creating a web address associated with the image data file; uploading the photographic image, the tagged image, or both to the web address; and transmitting an authenticated image file to the client device, the authenticated image file comprising one or more of: the watermarked image, the photographic image, the date and time information, geographic information, and the web address.

A method for controlling a warning system including a user device. The method includes, in the warning system: receiving a wireless signal transmitted towards a surface on which a user is located, of which the range defines, on the surface, a plurality of zones including a no-warning first zone and a warning second zone, a characteristic relating to the transmitted signal being able to take a second value corresponding to the second zone; upon detecting the characteristic having the second value, generating a warning signal, and transmitting the warning signal to a control unit of the warning system in order to notify a user of the system.

In a privacy information generation method, a terminal device displays on a display an interactive element of a privacy settings page for a target application. The terminal device responds to a first gesture operation performed by a user on the interactive element of the privacy settings page, and determines a privacy precision for the target application according to the first gesture operation. The terminal device then generates privacy information based on the privacy precision for the target application when the target application requests the privacy information from the terminal device.

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