CPC

CPC Class H04W

28 patents in CPC class H04W

28 Patents
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Updated 1/15/2026

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Search/rescue system
US-100420342018

Search and rescue system ascertain the existence of a lost article/person using an electrical signal transmitted from a signal transmitter carried by the lost article/person. The position of the lost article/person is transmitted through a network. Search and rescue system include a signal generator, one or more search target finder, a position measurer, and a network. The search target finder ascertains presence of a search target by receiving an electrical signal. An analyzer analyzes the received electrical signal and generates an analysis signal in response to a determination that the received electrical signal is a signal transmitted from the signal generator. The analysis signal is transmitted to another search target finder or the position measurer via the network. The position measurer confirms existence of the search target, detects interruption in analysis signal reception, and controls the communication route of the analysis signal to maintain analysis signal acquisition.

Embodiments of a system and method for tile-based reduction of access point location information are described. Embodiments may reduce a set of network access points and respective locations to generate a reduced set. For instance, embodiments may include parsing a representation of a geographic region into multiple tiles. Embodiments may also include, for each sub-area or “bucket” of multiple buckets that make up a given tile, evaluating the set of network access points and respective locations to identify network access points residing in that bucket, and based on a ranking of the network access points in that bucket, eliminating at least some network access points of that sub-area from the reduced set. Embodiments may also include, for each sub-tile of multiple sub-tiles of the given tile, assigning within the reduced set a common location to multiple access points residing within different locations of that sub-tile.

A building control system includes a wireless measurement device and a controller. The wireless measurement device measures a plurality of values of an environmental variable and uses the plurality of measured values to predict one or more future values of the environmental variable. The wireless device periodically transmits, at a transmission interval, a message that includes a current value of the environmental variable and the one or more predicted values of the environmental variable. The controller receives the message from the wireless device and parses the message to extract the current value and the one or more predicted future values of the environmental variable. The controller periodically and sequentially applies, at a controller update interval shorter than the transmission interval, each of the extracted values as an input to a control algorithm that operates to control the environmental variable.

An electric apparatus includes an electric device that performs operation using electric power being supplied, a receiver that receives one or more control commands for controlling the electric device from a server through a network, a memory that stores control command history information including a content of one or more control commands that are previously received from the server, and circuitry that determines whether or not a control command is received from the server for a predetermined period of time, generates, if the control command is not received from the server for a predetermined period of time, other control command using the content stored in the control command history information, and controls, if the control command is not received from the server for the predetermined period of time, the electric device based on the other control command being generated.

A mobile application runs on a mobile computing device and allows a user thereof to interact with a wheeled juvenile product, such as a stroller. The juvenile product may have a generator for generating electricity from rotation of its wheels. Through the mobile app, the user can enter a preference for how that generated electricity is used, including how much is allocated to charge the juvenile product's battery that power electronic components of the juvenile product, versus how much is allocated to a charging station that charges external electronic devices. Additionally, the juvenile product can include a memory that stores data about trips with the juvenile product, including the date and time of the trip, the duration, and the distance. Upon a request issued from the mobile app, that data can be uploaded to the mobile app so that the user can view the trip data on the user's mobile computing device. That trip data can also be uploaded to a remote server.

A computer-implemented method of using telematics data associated with an originating vehicle at a destination vehicle is provided. The method includes receiving telematics data associated with the originating vehicle by (1) a mobile device, or (2) a smart vehicle controller associated with a driver, and analyzing the telematics data to determine that a travel event exists. If the travel event exists, the method may determine if the travel event presents an issue or problem for the vehicle (or driver) by determining that a GPS location of the travel event is located along the current travel route of the vehicle and, if so, automatically taking a preventive or corrective action that alleviates a negative impact of the travel event on the driver or vehicle to facilitate safer or more efficient vehicle travel. Insurance discounts may be provided based upon the risk mitigation or prevention functionality, or usage thereof.

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