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)
09/2006
09/06/2006	CN1829984A Software defined radio download
09/06/2006	CN1274107C Encrypted data delivery system
09/05/2006	US7103749 System and method for managing memory
09/05/2006	US7103681 System for rendering multimedia messages by providing, in a multimedia message, URL for downloadable software to receiving terminal
09/05/2006	US7103024 Wireless local area network future service quality determination method
08/2006
08/31/2006	WO2006090011A1 Local mobility management in mobile internet protocol network
08/31/2006	WO2006090010A1 Communication system and a personal communication proxy
08/31/2006	US20060193296 Apparatus and method to optimize power management in an independent basis service set of a wireless local area network
08/30/2006	EP1695572A2 Methods and systems for triggerless mobile group dialing
08/30/2006	EP1695570A2 Method and apparatus for calculating a position estimate of a mobile station using network information
08/30/2006	EP1695475A2 Method and apparatus for utilizing a directional beam antenna in a wireless transmit/receive unit
08/30/2006	EP1695474A2 Wireless communication method and apparatus for controlling the transmission power of downlink and uplink coded composite transport channels based on discontinuous transmission state values
08/30/2006	CN1826823A Apparatus, and associated method, for facilitating retransmission of data packets in a packet radio communication system that utilizes a feedback acknowledgment scheme
08/30/2006	CN1826819A System, and associated method, for scheduling weighted transmissions from multiple antennas
08/30/2006	CN1826809A Robust mode stagger casting with multiple delays for multi-resolution signals
08/30/2006	CN1826808A Robust mode stagger casting with multiple delays for multi-resolution signals
08/30/2006	CN1826748A A transform-based alias cancellation multi-channel tuner
08/30/2006	CN1826737A Communication system
08/29/2006	US7100047 Adaptive transparent encryption
08/29/2006	US7099865 Method and arrangement in a distributed system
08/29/2006	US7099627 Systems and methods for a wireless network connection point locator
08/29/2006	US7099389 Rate control with picture-based lookahead window
08/24/2006	WO2006087429A1 Interworking
08/24/2006	WO2006087414A1 Providing access bearer related information in a packet data network
08/24/2006	WO2005036795A3 Communication bus having low latency
08/24/2006	WO2005032032A3 Efficient joint equalization/decoding method and apparatus for complementary-code-keying based systems
08/24/2006	WO2005025115A8 Relationship user interface
08/24/2006	US20060191022 Method and apparatus for article authentication
08/24/2006	US20060190597 Remote terminal, processor-readable medium, and method for remote adjustment of a user profile
08/24/2006	US20060187993 Efficient room-temperature source of polarized single photons
08/23/2006	EP1692802A2 Method access point and wtru for controlling transmission power levels of uplink/downlink communication in a wireless communication system
08/23/2006	EP1692784A2 Plug-in network appliance
08/23/2006	EP1692779A2 Direct-sequence cdma method and device
08/23/2006	EP1692624A2 Systems and methods for network coordination with limited explicit message exchange
08/23/2006	EP1692620A2 Synchronized data transfer system
08/23/2006	EP1692619A2 Methods and systems for network coordination
08/23/2006	EP1665749A4 Automatic data entry into wireless device directory
08/23/2006	EP1620966A4 Method and architecture for accessing an internet protocol multimedia subsystem (ims) over a wireless local area network (wlan)
08/22/2006	US7095790 Transmission schemes for multi-antenna communication systems utilizing multi-carrier modulation
08/17/2006	WO2006084957A1 Communication channel between at least two private networks
08/17/2006	WO2006084956A1 Method for providing virtual private network services between autonomous systems
08/17/2006	WO2006084948A1 Method and system for recovery of state information of a first tunnel endpoint in an layer two tunnelling protocol (l2tp) network
08/17/2006	WO2006084939A1 Method and apparatus for controlling push operation in a communication system
08/17/2006	WO2005055501A3 Method and apparatus for notifying unavailability of broadcast/multicast services
08/17/2006	WO2005055498A3 Implementation of controls by use of customer programmable portal
08/17/2006	WO2005048508A3 Transparent optimization for transmission control protocol flow control
08/17/2006	WO2005032029A3 Electronic form routing and data capture system and method
08/17/2006	US20060185002 Providing access bearer related information in a packet data network
08/17/2006	US20060182019 Recovery of state information of a first tunnel end-point
08/16/2006	EP1690435A1 Method, system and transmitting side protocol entity for sending packet data units for unacknowledged mode services
08/16/2006	EP1690394A2 Nonblocking and deterministic multirate multicast packet scheduling
08/16/2006	EP1690359A2 Apparatus and method for performing fast fibre channel write operations over relatively high latency networks
08/16/2006	EP1690358A2 Enhanced telecommunication system
08/16/2006	EP1690356A2 802.1x authentication technique for share media
08/16/2006	EP1690354A2 Nonblocking and deterministic multicast packet scheduling
08/16/2006	EP1690353A2 Nonblocking and deterministic multirate unicast packet scheduling
08/16/2006	EP1690351A2 Communications bus having low latency interrupts and control signals, hotpluggability error detection and recovery and bandwidth allocation
08/16/2006	EP1690350A1 Methods and systems fro frequency and time division access
08/16/2006	EP1690237A2 Terminal device ip address authentication
08/16/2006	EP1690191A2 Medium access control layer that encapsulates data from a plurality of received data units into a plurality of independently transmittable blocks
08/16/2006	EP1690182A2 System and method for message passing fabric in a modular processor architecture
08/16/2006	CN1820506A Automatic call routing
08/16/2006	CN1820241A Device identification
08/15/2006	US7092505 Methods and systems for universal, automatic service selection in a telecommunications signaling network
08/15/2006	US7092437 Methods and systems for determining an optimal training interval in a communications system
08/15/2006	US7092408 Plesiochronous synchronization of remote subscriber's clock to hub's clock
08/10/2006	WO2006082284A1 Handling incoming data
08/10/2006	WO2006082281A1 Method for payment in association with ip multimedia sessions in a communication network
08/10/2006	WO2006082272A1 Processing of uplink data in a communications system
08/10/2006	WO2005059675A3 System for the secure identification of the initiator of a transaction
08/10/2006	WO2005039093A3 Backward-compatible parallel ddr bus for use in host-daughtercard interface
08/10/2006	US20060179475 Flexible wlan access point architecture capable of accommodating different user devices
08/10/2006	US20060179115 Controlling push operation in a communication system
08/10/2006	US20060178130 Method for payment in association with IP multimedia sessions in a communication network
08/10/2006	DE112004001869T5 Synchronisierungs-Burst zur Frequenzversatzkompensation Synchronization burst for frequency offset compensation
08/09/2006	EP1687991A2 Wireless local area network future service quality determination method
08/09/2006	EP1687956A1 A method and a device for reporting the number of correctly decoded transport blocks in a wireless system
08/09/2006	EP1687938A2 Methods and systems for automated analysis of signaling link utilization
08/09/2006	EP1687929A2 Method and system for antenna interference cancellation
08/09/2006	EP1687927A2 Apparatus, and associated method, for communicating communication data in a multiple-input, multiple-output communication system
08/09/2006	EP1687926A2 Method for channel assignments in wireless systems
08/09/2006	EP1687925A2 System and method for hierarchically representing configuration items
08/09/2006	EP1687924A2 Flexible rate split method for mimo transmission
08/09/2006	EP1687922A2 Backward-compatible parallel ddr bus for use in host-daughtercard interface
08/09/2006	EP1687915A2 Method and apparatus for uplink synchronization in wireless communications
08/09/2006	EP1687731A2 System and method for managing oss component configuration
08/09/2006	EP1687729A2 Method and system for collaboration
08/09/2006	EP1687691A2 Systems, methods and software to configure and support a telecommunications system
08/09/2006	CN1269012C Rich communication over internet
08/08/2006	US7089550 Method and system for performing SW upgrade in a real-time system
08/08/2006	US7088989 Mobile user location privacy solution based on the use of multiple identities
08/03/2006	WO2006079686A1 Method, arrangement and server for storing and processing of audio and/or video files
08/03/2006	WO2005043796A3 Method and system for an adaptive wireless communication system optimized for economic benefit
08/03/2006	US20060173844 Automatic configuration of client terminal in public hot spot
08/03/2006	US20060171349 Processing of uplink data in a communications system
08/02/2006	EP1685721A2 Method and device for digital-to-rf conversion
08/02/2006	EP1685674A1 Transmission method and transmitter
08/02/2006	EP1685671A2 Multi-platform capable inference engine and universal grammar language adapter for intelligent voice application execution
08/02/2006	EP1685493A2 Distributed modular input/output system with wireless backplane extender
08/02/2006	EP1685416A2 Method and apparatuses for using packet data to manage a data stream in a broadband communications system

1 ... 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ... 47