Methods can include using a doorbell to wirelessly communicate with a remotely located computing device. Doorbells can include a speaker, a microphone, a camera, and a button to sound a chime. A doorbell shipping mode can detect whether the doorbell is electrically coupled to an external power source. Methods can include entering a setup mode or a standby mode in response to detecting electricity from the external power source.

Doorbell communication systems and methods

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Modern Operating Systems

A growing trend for information technology is to not just react to changes, but anticipate them as much as possible. This paradigm made modern solutions, such as recommendation systems, a ubiquitous presence in today’s digital transactions. Anticipatory networking extends the idea to communication technologies by studying patterns and periodicity in human behavior and network dynamics to optimize network performance. This survey collects and analyzes recent papers leveraging context information to forecast the evolution of network conditions and, in turn, to improve network performance. In particular, we identify the main prediction and optimization tools adopted in this body of work and link them with objectives and constraints of the typical applications and scenarios. Finally, we consider open challenges and research directions to make anticipatory networking part of next generation networks.

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A Survey of Anticipatory Mobile Networking: Context-Based Classification, Prediction Methodologies, and Optimization Techniques

A doorbell system can be used to block a first electricity that is less than a first threshold from entering an electronic chime By blocking the first electricity from entering the electronic chime, the electronic chime is not allowed to emit a notification sound The doorbell system can also be used to allow a second electricity that is greater than the first threshold to enter the electronic chime By allowing the second electricity to enter the electronic chime, this can allow the electronic chime to emit a notification sound in response to a visitor being present

Doorbell communication and electrical systems

Provided are a memory system and an operating method thereof. The operating method reads an observation memory cell at least one time with different read voltages to configure a first read data symbol, reads a plurality of interference memory cells adjacent to the observation memory cell at least one time with different read voltages to configure second read data symbols, and determines a logical value of the observation memory cell based on the first read data symbol and the second read data symbols.

Memory system and operating method thereof

A metric of cell congestion is determined using an average physical resource block rate that is expected to be allocated for a very active user equipment bearer that is a persistent average rate. The average physical resource block rate is mapped to congestion levels and this information is exported to an application function or a radio access network function in order to mitigate congestion. An average bearer throughput for the user equipment can be calculated based on the average physical resource block rate.

System and method for determining cell congestion level

A capability for controlling a size of a congestion window of an information transmission connection (ITC) is provided. The size of the congestion window of the ITC may be controlled based on a threshold, which may be based on an ideal bandwidth-delay product (IBDP) value. The IBDP value may be based on a product of an information transmission rate measure and a time measure. The information transmission rate measure may be based on a target information transmission rate for the ITC. The time measure may be based on a round-trip time measured between a sender of the ITC and a receiver of the ITC. The threshold may be a cap threshold where the size of the congestion window is prevented from exceeding the cap threshold. The threshold may be a reset threshold which may be used to control a reduction of the size of the congestion window.

Control of congestion window size of an information transmission connection

A system, method and apparatus to dynamically tune parameters impacting bitrate selection to control thereby client bandwidth usage are described. Controlling client bandwidth usage can be performed by instantiating an adaptive rate determining algorithm (A-RDA) function associated with a mobile client, where this A-RDA function being responsive to a rate control profile and client channel information (e.g., channel condition information) to select for said client available content segments having an appropriate bit-rate.

System and method for adaptive rate determination in mobile video streaming

An application type of a bearer is classified by computing statistics vectors of bearer metrics and locating points on a label map corresponding to the statistics vectors to obtain application type information. The application type information is exported to a network node to control an operation of application. The bearer metrics include bearer identifier information and bearer condition information, where the bearer condition information includes channel condition information and cell congestion level information. The bearers are paired, such that uplink and downlink bearers for a same application are identified, so that paired bearers are classified together. The label map is produced using previously classified bearer information to calculate cluster centroids and cluster regions that define portions of the map for particular application types. The bearer is classified by determining which cluster region is closest to points on the label map that are associated with the statistics vectors for a particular bearer.

Method and system for controlling an operation of an application by classifying an application type using data bearer characteristics

A video session management capability provides network-directed, client-assisted management of real-time mobile video sessions of video clients of mobile devices. The video session management capability is provided using a mobile device accessing a Wireless Service Provider (WSP) network and a video management server associated with the WSP network. The mobile device includes a video client and a video control engine. The video control engine collects client information at the mobile device and provides the client information to the video management server. The video management server receives the client information, obtains network information associated with the WSP network, determines video session management information, and propagates the video session management information toward the mobile device. The mobile device receives the video session management information and the video control engine uses the video session management information to manage a real-time mobile video session of the video client of the mobile device.

Sameer Sharma

Papers

System and method for determining cell congestion level

Control of congestion window size of an information transmission connection

System and method for adaptive rate determination in mobile video streaming

Method and system for controlling an operation of an application by classifying an application type using data bearer characteristics

Method and apparatus for video session management