WO2020018851A1 - Accordabilité message par message de la fiabilité de message dans un réseau cellulaire - Google Patents

Accordabilité message par message de la fiabilité de message dans un réseau cellulaire Download PDF

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Publication number
WO2020018851A1
WO2020018851A1 PCT/US2019/042492 US2019042492W WO2020018851A1 WO 2020018851 A1 WO2020018851 A1 WO 2020018851A1 US 2019042492 W US2019042492 W US 2019042492W WO 2020018851 A1 WO2020018851 A1 WO 2020018851A1
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WO
WIPO (PCT)
Prior art keywords
data
communication network
message
protocol
cellular network
Prior art date
Application number
PCT/US2019/042492
Other languages
English (en)
Inventor
Chetan Ahuja
Original Assignee
Roblox Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US16/143,455 external-priority patent/US10645597B2/en
Application filed by Roblox Corporation filed Critical Roblox Corporation
Publication of WO2020018851A1 publication Critical patent/WO2020018851A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F13/00—Video games, i.e. games using an electronically generated display having two or more dimensions
    • A63F13/30—Interconnection arrangements between game servers and game devices; Interconnection arrangements between game devices; Interconnection arrangements between game servers
    • A63F13/33—Interconnection arrangements between game servers and game devices; Interconnection arrangements between game devices; Interconnection arrangements between game servers using wide area network [WAN] connections
    • A63F13/332—Interconnection arrangements between game servers and game devices; Interconnection arrangements between game devices; Interconnection arrangements between game servers using wide area network [WAN] connections using wireless networks, e.g. cellular phone networks
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63F—CARD, BOARD, OR ROULETTE GAMES; INDOOR GAMES USING SMALL MOVING PLAYING BODIES; VIDEO GAMES; GAMES NOT OTHERWISE PROVIDED FOR
    • A63F13/00—Video games, i.e. games using an electronically generated display having two or more dimensions
    • A63F13/30—Interconnection arrangements between game servers and game devices; Interconnection arrangements between game devices; Interconnection arrangements between game servers
    • A63F13/33—Interconnection arrangements between game servers and game devices; Interconnection arrangements between game devices; Interconnection arrangements between game servers using wide area network [WAN] connections
    • A63F13/335—Interconnection arrangements between game servers and game devices; Interconnection arrangements between game devices; Interconnection arrangements between game servers using wide area network [WAN] connections using Internet
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/08—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters
    • H04L43/0805—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability
    • H04L43/0817—Monitoring or testing based on specific metrics, e.g. QoS, energy consumption or environmental parameters by checking availability by checking functioning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports

Definitions

  • the invention is in the field of computer networks and more specifically to a method, system, and apparatus of a cellular network optimized protocol.
  • TCP transmission control protocol
  • IP Internet protocol suite
  • Web browsers use TCP when they connect to servers ran the World Wide Web, and it is used to deliver email and transfer files from one location to another.
  • web browsers operated in stationary personal computers.
  • portable mobile devices e.g. smart phones, wearable computers, head-mounted computers, etc.
  • Mobile devices often use cellular data networks.
  • TCP protocols may not be optimized for cellular data networks.
  • a computer-implemented process useful for implementing a message- by-message tunability of message reliability in a data-communi cation network comprises:
  • Figure 1 illustrates an example process for optimizing a cellular network protocol, according to some embodiments.
  • Figure 2 depicts a system for Internet protocol optimization of cellular data network, according to some embodiments.
  • Figure 3 illustrates an example process for maintaining continuous sessions in cellular data networks, according to some embodiments.
  • Figure 4 provides an example process of content filtering, according to some embodiments.
  • Figure 5 depicts an example process of session continuation when the session undergoes a temporary break, according to some embodiments.
  • Figure 6 is a block diagram of a sample computing environment that can be utilized to implement various embodiments.
  • Figure 7 depicts an exemplary computing system that can be configured to perform any one of the processes provided herein.
  • Figure 8 illustrates an example process for message by message tunability of message reliability in a cellular network, according to some embodiments.
  • Cellular data network can be a cellular network that communicates data packets between the Internet and mobile device.
  • GPS Global Positioning System
  • MSA Mobile Station Assisted
  • MSB Mobile Station Based
  • MSA hybrid MSA hybrid
  • Hypertext Transfer Protocol can be an application protocol or distributed, collaborative, hypermedia information systems.
  • IP proxy server can be a server (e.g. a computer system or an application) that acts as an intermediary for requests from clients (e.g., a mobile device's web browser) in a cellular network seeking resources from other servers.
  • clients e.g., a mobile device's web browser
  • IP address can refer to a computer's address under the Internet Protocol.
  • TCP/HTTP request can be any transmission control protocol (TCP)-based request.
  • TCP transmission control protocol
  • HTTP HyperText Transfer Protocol
  • SMTP Simple Streaming Protocol
  • POP3 POP3, IMAP
  • SSH Session Initiation Protocol
  • FTP FTP
  • Telnet Telnet protocol
  • FIG. 1 illustrates an example process 100 for optimizing a cellular network protocol.
  • process 100 can provide a mobile device that is communicatively connected with a cellular network.
  • process 100 can periodically probe the current cellular network of the mobile device to determine the identity of the current cellular network.
  • process 100 can query an operating system of the mobile device to determine a current cellular network state.
  • process 100 can configure a data transmission using the cellular network optimized protocol based on a transmission speed of the current cellular network state. Additional information for implementing example embodiments of process 100 is provided infra.
  • FIG. 2 depicts a system 200 for Internet protocol optimization of cellular data network, according to some embodiments.
  • Mobile device 202 can be a handheld and/or wearable computing device such as, inter alia , a smart phone, tablet computer, body -wearable computer (e.g., a 'smart watch', a head-mounted optical display system such as Google Glass®, a virtual reality head-mounted display device such as Oculus RiftTM, a handheld game console, a portable navigation system, etc.), a house-hold appliance, an internet of things device, etc.
  • any computing system that runs applications that communicate with the Internet 216 via a cellular or other wireless network 208 can operate in system 200 in lieu of mobile device 202.
  • Application 204 can be application software designed to run in mobile device 202.
  • System 200 can provide mobile device 202 with a unique identifier.
  • the unique identifier can be used to identify mobile device 202 during a session in lieu of other identifiers such as, inter alia , IP address (see Figures 3 and 5 infra).
  • Cellular network 208 can be a radio network distributed over land areas served by at least one fixed-location transceiver (e.g. a base station). Cellular network 208 can communicate IP data packets between the Internet and mobile device 202 (e.g. as cellular data network).
  • a fixed-location transceiver e.g. a base station
  • IP data packets between the Internet and mobile device 202 (e.g. as cellular data network).
  • mobile device 202 can communicate with an internet-based entity via cellular network 208.
  • Internet protocol (IP) gateway 210 can be an access point for Internet access from cellular network 208.
  • IP gateway 210 can be a router or a proxy server that routes between cellular network 208 and such entities as IP optimization proxy server 212 and/or other internet- based entities.
  • Application 204 can include client library module 206.
  • Client library module 206 can convert (e.g. transparently transform) a TCP/HTTP request made by application 204 into a faster protocol optimized for propagation in a radio network such as cellular network 208.
  • Client library module 206 can include a software development kit (SDK) provided by the cellular network optimized protocol system. It is noted that the conversion to the cellular network optimized protocol can be performed without making changes in a server associated with application 204. The conversion can be managed locally at the client-side of application 204.
  • SDK software development kit
  • the cellular network optimized protocol data packets can then be forwarded to IP optimization proxy server 212.
  • a proxy server can be a server that acts as an intermediary for requests from clients (e.g. application 204) seeking resources from other servers (e.g. destination server 218).
  • IP optimization proxy server 212 receives the cellular network optimized protocol data packets.
  • IP optimization proxy server 212 can then evaluate the incoming cellular network optimized protocol data packets and communicate with the destination server 218 (e.g. a google.com web server, an upstream server, a server that provides service to another server, a highest server in a server sequence hierarchy, etc.) of the original TCP/HTTP request.
  • the destination server 218 e.g. a google.com web server, an upstream server, a server that provides service to another server, a highest server in a server sequence hierarchy, etc.
  • IP optimization proxy server 212 can request the service (e.g., a file, a connection, a web page, other web objects, etc.) designated by the original TCP/HTTP request from the destination server 218. IP optimization proxy server 212 can then serve the request response to application 204. In some embodiments, IP optimization proxy server 212 can also be utilized to push advertisements in the transmission to application 204. Advertisements can be germane to current content subject matter as detected by the IP optimization proxy server 212.
  • Data from past service requests can be stored in cache 214.
  • Cache 214 can be a mechanism for the temporary storage (e.g. caching) of web documents, such as HTML pages and images.
  • IP optimization proxy server 212 can also manage the settings of client library module 206 and/or a set of enterprise-managed mobile devices that include client library modules. For example, an administrator can enable/disable a particular client library module(s) with IP optimization proxy server 122 (e.g. with a dashboard functionality— not shown). In one example, enablement of client library module 206 can be tied to the identity of the user of the mobile device. In this way, a user of an enterprise's mobile device can log into an application 204 and automatically have client library module 206 enabled.
  • Administrators can also dynamically select a percentage of mobile devices in the enterprise's system that utilize the cellular network optimized protocol. For example, an administrator can select thirty percent (30%) of the mobile devices owned by her company to use the cellular network optimized protocol for communication in lieu of the TCP/HTTP protocol over a cellular network.
  • IP optimization proxy server 212 can include functionalities that collect and provide use information for subscription management and fees services.
  • the TCP/HTTP protocol is referred to throughout the document can be generalized to any TCP based protocol.
  • the HTTPS can be used in lieu of and/or supplemental to the TCP/HTTP protocol.
  • any higher-level protocol running on a TCP-based protocol can be replaced by the cellular network optimized protocol for a speed enhancement.
  • the cellular network optimized protocol is designed to be optimized for properties of cellular networks (e.g. high latencies and/or frequent packet drops etc.), it's not only the cellular networks that show these properties.
  • a non-cellular example may be a heavily shared Wi-Fi network, Accordingly, the cellular network optimized protocol's methods and systems provided herein can be used to enhance other types of“sub-optimal networks” and/or’’slow, lossy networks.”
  • FIG. 3 illustrates an example process 300 for maintaining continuous sessions in cellular data networks, according to some embodiments.
  • Process 300 can include the step 302 of providing a mobile-device identifier to a mobile device.
  • the mobile-device identifier can uniquely identify the mobile device.
  • a session can be initiated between the mobile device and the IP proxy server.
  • it can be determined that the session suffers a lost signal.
  • a point when the lost signal occurred can be determined.
  • Process 300 can include the step 310 of relocating the mobile device with the mobile-device identifier.
  • the session can continue at the point the lost signal occurred.
  • the mobile-device identifier can be applied at the proxy server level and/or at the conversion library module level.
  • FIG. 4 provides an example process 400 of content filtering, according to some embodiments.
  • filtering instructions from user and/or administrator are received for a particular mobile device.
  • the filtering instructions can be applied at the proxy server level and/or at the conversion library module level.
  • the filter(s) are implemented with respect to the particular mobile device (e.g. based on the mobile device's unique identifier).
  • a filter can be implemented at the conversion library module level to apply the cellular network optimized protocol for a specific type of media content (e.g., media content associated with a specific artist, website, genre, media content type, etc.).
  • a filter can be applied to use the cellular network optimized protocol only during a specified time of day period.
  • the request to the proxy server can be associated with an anonymized device identity. This can allow an administrator of the application to set in real time (e.g., assuming processing and networking latency) what percentage of users should have access to the cellular network optimized protocol and/or specific filters. These users can further be broken down into other subsets based on such factors as location, hierarchy in a corporation, historical use of application, etc. This option can also be used for testing purposes as well.
  • a set of device identities can be prioritized (e.g. associated with important users). These prioritized identities can flag the conversion library module to always apply the cellular network optimized protocol regardless of other current filtering instructions.
  • the device identifier provided by the conversion library module can be used to provide uninterrupted downloading of files to an application in a mobile device even when the mobile device undergoes an IP address change (e.g. when the mobile device changes a location and couples with a new Wi-Fi network, etc.).
  • Figure 5 depicts an example process 500 of session continuation when the session undergoes a temporary break, according to some embodiments.
  • Mobile device can include a mobile-device identifier 502 used in a session 506 with a proxy server 504. Session 506 can suffer a lost signal 508. Rather than creating a new session, a continued session 510 can be implemented as the unique mobile-device identifier 502 can enable the proxy server 504 to continue at the point the lost signal 508 occurred.
  • the unique mobile- device identifier 502 can be an alpha-numeric string.
  • the cellular network optimized protocol can implement a secure connection without the two round trips required in an HTTPS protocol.
  • a data transfer between a mobile device and a proxy server can be secured via a public key stored on the mobile device.
  • the cellular network optimized protocol public key can be stored in the conversion library module (e.g., by embedding a public key in the SDK).
  • a secure session can be implemented.
  • the conversion library module can provide the data that is signed and encrypted with the public key.
  • the proxy server can have a private key to decode public key. It is noted that communication from the proxy to the destination server can be implemented with the HTTPS protocol.
  • the cellular network optimized protocol may not directly utilize a Domain Name System (DNS) server.
  • DNS Domain Name System
  • the cellular network optimized protocol may not implement a TCP handshake process.
  • the cellular network optimized protocol can implement a more efficient bandwidth probing process.
  • a TCP/HTTP protocol may implement a bandwidth probing technique to obtain an accurate network measurement.
  • the conversion library module can query an operating system of the mobile device to determine a current mobile network state (e.g. 2G, 3G, etc.) as the mobile device is periodically probing its current cellular network.
  • the data transmissions using the cellular network optimized protocol need not perform separate bandwidth probing technique (e.g. TCP slow-start probing).
  • Data transmissions using the cellular network optimized protocol can be set based on the transmission speed of the known current cellular network state.
  • the cellular network optimized protocol can implement a smarter backoff algorithm.
  • a backoff algorithm can be used to space out repeated retransmissions of the same block of data. For example, when a data packet is dropped in a TCP protocol transmission, the TCP/HTTP protocol may restart by again implementing the bandwidth probing process.
  • the cellular network optimized protocol can avoid this conservative TCP/HTTP backoff technique and maintain the higher speed of the currently available cellular network.
  • FIG. 6 is a block diagram of a sample computing environment 600 that can be utilized to implement various embodiments.
  • the system 600 further illustrates a system that includes one or more client(s) 602.
  • the client(s) 602 can be hardware and/or software (e.g., threads, processes, computing devices).
  • the system 600 also includes one or more server(s) 604.
  • the server(s) 604 can also be hardware and/or software (e.g., threads, processes, computing devices).
  • One possible communication between a client 602 and a server 604 may be in the form of a data packet adapted to be transmitted between two or more computer processes.
  • the system 600 includes a communication framework 610 that can be employed to facilitate
  • the client(s) 602 are connected to one or more client data store(s) 606 that can be employed to store information local to the client(s) 602.
  • the server(s) 604 are connected to one or more server data store(s) 608 that can be employed to store information local to the server(s) 604.
  • FIG. 7 depicts an exemplary computing system 700 that can be configured to perform any one of the processes provided herein.
  • computing system 700 may include, for example, a processor, memory, storage and EO devices (e.g., monitor, keyboard, disk drive, Internet connection, etc.).
  • computing system 700 may include circuitry or other specialized hardware for carrying out some or all aspects of the processes.
  • computing system 700 may be configured as a system that includes one or more units, each of which is configured to carry out some aspects of the processes either in software, hardware, or some combination thereof.
  • FIG. 7 depicts computing system 700 with a number of components that may be used to perform any of the processes described herein.
  • the main system 702 includes a motherboard 704 having an I/O section 706, one or more central processing units (CPU) 708, and a memory section 710, which may have a flash memory card 712 related to it.
  • the I/O section 706 can be connected to a display 714, a keyboard and/or other user input (not shown), a disk storage unit 716, and a media drive unit 718.
  • the media drive unit 718 can read/write a computer-readable medium 720, which can contain programs 722 and/or data.
  • Computing system 700 can include a web browser.
  • computing system 700 can be configured to include additional systems in order to fulfill various functionalities.
  • Computing system 700 can communicate with other computing devices based on various computer communication protocols such a Wi-Fi, Bluetooth® (and/or other standards for exchanging data over short distances includes those using short-wavelength radio transmissions), USB, Ethernet, cellular, an ultrasonic local area communication protocol, etc.
  • a computerized-system can include a mobile device comprising at least one computer processor, a memory and a network interface.
  • An application implemented by the at least one computer processor of the mobile device creates a unique identifier.
  • the unique identifier is stored in the memory of the mobile device.
  • the unique identifier acts as a permanent address for sending packets from a proxy server to the mobile application.
  • a current internet protocol (IP) address of the mobile device is only used as a temporary forwarding address for a packet.
  • IP internet protocol
  • a proxy server that detects when the IP address of the mobile device changes via a communication of the change from the application. The proxy server continues sending a remaining data of a download session to a newly acquired IP address without having to restart the download session from scratch.
  • FIG. 8 illustrates an example process 800 for message by message tunability of message reliability in a cellular network, according to some embodiments.
  • Process 800 can provide message by message tunability of message reliability between n-nodes (e.g. a mobile device, a server, another user-side computing device, etc.) to n-other nodes.
  • n-nodes e.g. a mobile device, a server, another user-side computing device, etc.
  • an intermediate networking service for messaging can be provided between different nodes of a network (e.g. data-communication network, a mobile network, content delivery network, etc.).
  • the tuned message can originate from a user's computing device and be delivered to a group of nodes.
  • the group of nodes can be the computing devices of a group of players in an online game room.
  • process 800 can periodically probe a current cellular network of a mobile device to determine an identity of the current cellular network.
  • process 800 can query an operating system of the mobile device to determine a state of the cellular network.
  • process 800 can configure a data transmission using an optimized protocol of the cellular network based on a transmission speed of the state of the cellular network.
  • Various reliability modes can be provided. Reliability and in-order modes can be provided. These modes are tunable (e.g. not just in a purely reliable mode) in steps 804 and 806. Tunability can based on the various numbers assigned to data packets and/or messages.
  • Tunability can based on global sequencing vs. local sequencing as well.
  • a flexibly reliable protocol and API can be provided. This can allow the networking system to implement a synchronizing call into an SDK (e.g. as provided in client library module 206, etc.).
  • the synchronizing call can instruct that the message be sent to receiving nodes in a reliable fashion with a deadline (e,g. 500 ms). If the deadline is not met, then the networking system drops the message.
  • the application utilizing process 800 can have the application call the relevant code to deliver the message to best of ability w/out reliability (e.g. a best effort mode that uses less bandwidth, etc.).
  • process 800 can impose complete reliability. In this mode, process 800 can deliver the message regardless of the time to arrival (e.g. or with a relatively longer waiting time).
  • Process 800 can use a flag that provides ordering among messages. For example, process 800 can tune a sequence of messages for a hard deadline of 500 ms and to deliver only the message in a specified order (e.g. based on a global or local sequence number of the message). If the messages fall out of order, then process 800 can cause only the lower sequence numbered messages to be delivered and drop higher/out of order sequenced messages.
  • one client can send multiple messages to n clients in a group of clients (e.g. when n clients are messaging each other or addressing a single other client).
  • a sequence of messages can be between each destination and source. For example, if a source A is sending to source B there is a unique sequencing of messages between A and B while there is a global sequence number denoting the relevant server that is managing the networking of the messages. This global sequence number can be maintained for all messages going through the networking system.
  • Process 800 can implement the various techniques of Figure 1-7 to optimize message delivery as well (e.g. maintain session continuity across breaks, provide the reliability protocol, etc.).
  • the various operations, processes, and methods disclosed herein can be embodied in a machine-readable medium and/or a machine accessible medium compatible with a data processing system (e.g., a computer system), and can be performed in any order (e.g., including using means for achieving the various operations). Accordingly, the specification and drawings are to be regarded in an illustrative rather than a restrictive sense.
  • the machine-readable medium can be a non-transitory form of machine-readable medium.

Abstract

La présente invention concerne, selon un aspect, un procédé mis en œuvre par ordinateur pouvant être utilisé pour mettre en œuvre une accordabilité message par message de la fiabilité de message dans un réseau de communication de données, consistant : à fournir un service de mise en réseau intermédiaire destiné à la messagerie entre une pluralité de différents nœuds d'un réseau de communication de données ; à sonder périodiquement le réseau de communication de données d'un dispositif mobile pour déterminer une identité du réseau de communication de données ; à interroger un système d'exploitation du dispositif mobile pour déterminer un état actuel du réseau de communication de données ; et à configurer une transmission de données d'un message accordé à l'aide d'un protocole optimisé du réseau de communication de données en fonction d'une vitesse de transmission de l'état actuel du réseau de communication de données.
PCT/US2019/042492 2018-07-19 2019-07-18 Accordabilité message par message de la fiabilité de message dans un réseau cellulaire WO2020018851A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201862700731P 2018-07-19 2018-07-19
US62/700,731 2018-07-19
US16/143,455 US10645597B2 (en) 2014-02-25 2018-09-27 Message by message tunability of message reliability in a cellular network
US16/143,455 2018-09-27

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WO2000070525A1 (fr) * 1999-05-12 2000-11-23 Silicon Stemcell, Llc. Communication interactive activee de support imprime
US20010001616A1 (en) * 1995-08-25 2001-05-24 Rakib Selim Shlomo Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
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US20130291043A1 (en) * 2010-12-28 2013-10-31 Telefonaktiebolaget L M Ericsson (Publ) Methods, apparatuses and computer programs for media streaming
US8817968B1 (en) * 2013-09-25 2014-08-26 West Corporation Short message service (SMS) response and interpretation application
US20180102023A1 (en) * 2016-10-11 2018-04-12 Roblox Corporation Methods and Apparatus for Interacting with Network-Connected Consumers
US20180132115A1 (en) * 2014-02-25 2018-05-10 Chetan Ahuja Cellular network protocol optimizations

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Publication number Priority date Publication date Assignee Title
US20010001616A1 (en) * 1995-08-25 2001-05-24 Rakib Selim Shlomo Apparatus and method for SCDMA digital data transmission using orthogonal codes and a head end modem with no tracking loops
WO2000070525A1 (fr) * 1999-05-12 2000-11-23 Silicon Stemcell, Llc. Communication interactive activee de support imprime
US20060015563A1 (en) * 2002-03-08 2006-01-19 Ciphertrust, Inc. Message profiling systems and methods
US20130291043A1 (en) * 2010-12-28 2013-10-31 Telefonaktiebolaget L M Ericsson (Publ) Methods, apparatuses and computer programs for media streaming
US8817968B1 (en) * 2013-09-25 2014-08-26 West Corporation Short message service (SMS) response and interpretation application
US20180132115A1 (en) * 2014-02-25 2018-05-10 Chetan Ahuja Cellular network protocol optimizations
US20180102023A1 (en) * 2016-10-11 2018-04-12 Roblox Corporation Methods and Apparatus for Interacting with Network-Connected Consumers

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