H04L - Transmission of digital information, e.g. telegraphic communication

More topics under "H04L - Transmission of digital information, e.g. telegraphic communication" (1,208,511)
H04L 1 - Arrangements for detecting or preventing errors in the information received (103,402)
H04L 12 - Data switching networks (448,999)
H04L 13 - Details of the apparatus or circuits covered by groups or (1,941)
H04L 15 - Apparatus or local circuits for transmitting or receiving dot-and-dash codes, e.g. morse code (160)
H04L 17 - Apparatus or local circuits for transmitting or receiving codes wherein each character is represented by the same number of equal-length code elements, e.g. baudot code (677)
H04L 19 - Apparatus or local circuits for step-by-step systems (9)
H04L 21 - Apparatus or local circuits for mosaic printer telegraph systems (101)
H04L 23 - Apparatus or local circuits for systems other than those covered by groups (1,371)
H04L 25 - Baseband systems (55,083)
H04L 27 - Modulated-carrier systems (89,721)
H04L 29 - Arrangements, apparatus, circuits or systems, not covered by a single one of groups (330,333)
H04L 5 - Arrangements affording multiple use of the transmission path (28,368)
H04L 7 - Arrangements for synchronising receiver with transmitter (36,432)
H04L 9 - Arrangements for secret or secure communication (111,914)

Patents for H04L - Transmission of digital information, e.g. telegraphic communication (4,618)
11/2007
11/07/2007	EP1852984A2 Method and system for wireless communication networks using cooperative relaying
11/07/2007	EP1851931A1 Local mobility management in mobile internet protocol network
11/07/2007	EP1851893A1 Method and system for recovery of state information of a first tunnel endpoint in an layer two tunnelling protocol (l2tp) network
11/07/2007	EP1687929A4 Method and system for antenna interference cancellation
11/07/2007	CN101069404A Method and system for opening a network link
11/07/2007	CN101069390A Method for the routing of communications to a voice over internet protocol terminal in a mobile communication system
11/06/2007	US7292874 Method, access point and WTRU for controlling transmission power levels of uplink/downlink communication in a wireless communication system
11/06/2007	US7292638 Transform-based alias cancellation multi-channel tuner
11/01/2007	WO2004070953A3 Robust mode staggercasting fast channel change
10/2007
10/31/2007	EP1849274A1 Communication channel between at least two private networks
10/31/2007	EP1849270A1 Interworking
10/31/2007	EP1849269A1 Providing access bearer related information in a packet data network
10/31/2007	EP1849264A1 Method for providing virtual private network services between autonomous systems
10/30/2007	US7290215 Dynamic wizard interface system and method
10/30/2007	US7290063 Relocating context information in header compression
10/30/2007	US7289908 Interactive weather advisory system
10/25/2007	WO2000062458A3 Methods and appliances for encryption system varying dynamically depending upon variables and its applications
10/24/2007	EP1847140A1 Method and apparatus for controlling push operation in a communication system
10/24/2007	EP1847078A1 Handling incoming data
10/24/2007	EP1704530A4 System for the secure identification of the initiator of a transaction
10/23/2007	US7286845 System, and associated method, for scheduling weighted transmissions from multiple antennas
10/23/2007	US7286476 Accelerating network performance by striping and parallelization of TCP connections
10/18/2007	US20070242771 Transmitting apparatus and method, receiving apparatus and method, program and recording medium, and transmitting/receiving system
10/17/2007	EP1844570A1 Processing of uplink data in a communications system
10/17/2007	EP1702444B1 Method and system for wireless communication networks using cooperative relaying
10/17/2007	CN101057413A RF transmitter using digital-to-RF conversion
10/17/2007	CN100344097C Videoconference call set up
10/11/2007	WO2005050887A3 Method for configuring uplink frame in ofdma-based wireless communication system
10/10/2007	EP1842385A1 Controlling network access
10/10/2007	CN101053172A Multiple-input multiple output system and method
10/09/2007	US7280520 Virtual wireless local area networks
10/04/2007	WO2003101024A3 Symbol message methods, displays, games, and apparatuses
10/03/2007	EP1839416A1 Processing of messages to be transmitted over communication networks
10/03/2007	EP1687922A4 Backward-compatible parallel ddr bus for use in host-daughtercard interface
10/03/2007	EP1680747A4 Modular scanning system for cabling systems
10/03/2007	CN101048987A Data transmission method and network elements
10/03/2007	CN101048768A Multiple description hinting and switching for adaptive media services
10/02/2007	US7277457 Sync bursts for frequency offset compensation
09/2007
09/26/2007	EP1836836A1 Method and arrangement for establishing a conference call
09/26/2007	CN101044724A System and a method for providing communication between multi-node and main station
09/20/2007	WO2005043791A3 Method for constructing downlink frame in wireless communication system using orthogonal frequency division multiple access
09/20/2007	US20070217557 Secured identities collaboration system and method
09/20/2007	US20070217350 Optimised iub transport
09/19/2007	EP1835633A2 System and method for generating signal waveforms in a CDMA cellular telephone system
09/19/2007	EP1834444A1 Binary class based analysis and monitoring
09/19/2007	CN101040550A Method and apparatus for power savings in wireless systems
09/13/2007	WO2005022806A3 System and method of filtering unwanted electronic mail messages
09/13/2007	US20070214240 Method and arrangement for integrating an accelerating client into an application
09/13/2007	US20070213039 Method and System for Web service handling
09/13/2007	US20070211720 Distribution Of Multicast Data To Users
09/12/2007	EP1652368A4 System and method for active mobile collaboration
09/12/2007	CN101036174A Enhanced techniques for using core based nodes for state transfer
09/07/2007	WO2005011178A3 Weight generation method for multi-antenna communication systems utilizing rf-based and baseband signal weighting and combining based upon minimum bit error rate
09/06/2007	US20070207788 Radio resource control
09/05/2007	EP1829416A1 Method and arrangement for seamless transition from public switched telephone network telephony to internet telephony
09/05/2007	EP1829413A1 A default subscription profile for a roaming terminal device in a packet data based mobile communication network
09/05/2007	EP1829300A1 Method for the routing of communications to a voice over internet protocol terminal in a mobile communication system
09/05/2007	EP1829299A1 Method and apparatus for changing device during active connection
09/05/2007	EP1829282A1 Method for providing charging attributes
09/05/2007	CN101030952A Generating and implementing a communication protocol and interface for high data rate signal transfer
09/04/2007	US7266197 Method, system, device for proving the authenticity of an entity and/or the integrity and/or the authenticity of a message using specific prime factors
08/2007
08/30/2007	US20070204146 System and method for partially encrypted multimedia stream
08/30/2007	US20070202885 Method For Sparse Network Deployment Accuracy Enhancements
08/30/2007	US20070200687 Wireless Control For Creation Of, And Command Response To, Standard Freight Shipment Messages
08/29/2007	EP1381955B1 Low power digital audio decoding/playing system for computing devices
08/28/2007	US7263067 Method and apparatus for accelerating throughput in a wireless or other telecommunication system
08/23/2007	WO2007054617B1 Knowledge-intensive arrangement for handling of scattered data
08/23/2007	US20070198717 Method and system for internet protocol provisioning of customer premises equipment
08/23/2007	US20070197262 Plug-In Network Appliance
08/23/2007	US20070195803 Method and arrangement device relating to communication network
08/22/2007	EP1678859A4 A communication circuit and method for selecting a reference link
08/22/2007	CN1333543C Method and apparatus for controlling data in a wireless communication system
08/16/2007	WO2007024139A9 Method and apparatus for displaying delivery status of video packets
08/16/2007	WO2005043789A3 System, apparatus, and method for communicating capabilities of a mobile device
08/16/2007	US20070192633 Digital rights management (DRM) encryption and data-protection for content on device without interactive authentication
08/16/2007	US20070192403 Method and arrangement for indicating a size restriction of a message
08/16/2007	US20070191018 Wideband code division multiple access user equipment for receiving multimedia broadcast/multicast service
08/16/2007	US20070189180 Method and node for controlling the forwarding quality in a data network
08/15/2007	EP1817892A1 Method and system for opening a network link
08/15/2007	EP1680882A4 Apparatus and methods for central control of mesh networks
08/15/2007	EP1581885A4 Contents and information providing service system for using a code, user terminal, communication agency platform, operating agency platform, on-line relation member module, and the method from the same
08/15/2007	EP1072117B1 Methods and apparatuses for allocating time slots to circuit-switched channels
08/09/2007	WO2005039085A3 Enhanced switchover for mpls fast reroute
08/09/2007	US20070186280 System and Method for Distributing Information in a Network Environment
08/09/2007	US20070183408 Mobile network, station, server and method for assigning to a mobile station a fixed and public ip address
08/08/2007	EP1815652A1 E-mail messaging to/from a mobile terminal
08/07/2007	US7253871 Efficient room-temperature source of polarized single photons
08/02/2007	WO2005057827A3 802.1x authentication technique for share media
08/02/2007	US20070177680 Emulating system, apparatus, and method for emulating a radio channel
08/02/2007	US20070177513 Method, apparatus, computer program product and arrangement for testing radio network data connection
08/01/2007	EP1813124A1 One click message
08/01/2007	EP1813123A1 Intelligent base station comprising all functions relevant to its operation
08/01/2007	EP1813068A1 A system for distributing radio signal
08/01/2007	EP1813045A1 Methods and devices for providing protection in packet switched communication networks
08/01/2007	EP1661015A4 Communications system providing extensible protocol translation and configuration features and related methods
08/01/2007	EP0956672B1 High-data-rate supplemental channels for CDMA telecommunication system
07/2007
07/26/2007	US20070173272 Method and apparatus for receiving site selection diversity transmit (SSDT) signal in a wideband code division multiple access (WCDMA) system
07/25/2007	EP1810479A1 Determining a key derivation function
07/25/2007	EP1810413A1 Rf transmitter using digital-to-rf conversion
07/25/2007	EP1687956B1 A method and a device for reporting the number of correctly decoded transport blocks in a wireless system

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