Patents
Sitemap › H04 - Electric communication technique › 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)
03/2005
03/24/2005WO2005027390A2 Strictly nonblocking multicast multi-split linear-time multi-stage networks
03/24/2005WO2005027389A2 Automatic data entry into wireless device directory
03/24/2005WO2005027387A2 Wireless communications services pay plan customizer and notifier
03/24/2005WO2005008938A3 Implementing 'all wireless' network over wifi equipment using 'scheduled tdma'
03/24/2005WO2004102856A3 Comparison tree data structures and lookup operations
03/24/2005WO2004066706A3 Robust mode staggercasting storing content
03/24/2005US20050066334 Method and system for monitoring communication and monitoring protocol
03/24/2005US20050066159 Remote IPSec security association management
03/24/2005US20050064852 Content publishing over mobile networks
03/24/2005US20050063493 Method and apparatus for efficient preamble detection in digital data receivers
03/24/2005US20050063410 Strictly nonblocking multicast linear-time multi-stage networks
03/24/2005US20050063383 Systems and methods for the synchronization of a real-time scheduled packet network using relative timing
03/24/2005US20050063327 Method and apparatus for transmission and reception within an OFDM communication system
03/24/2005US20050063324 Enhanced techniques for using core based nodes for state transfer
03/24/2005CA2537982A1 Strictly nonblocking multicast linear-time multi-stage networks
03/24/2005CA2537975A1 Strictly nonblocking multicast multi-split linear-time multi-stage networks
03/17/2005WO2005025174A1 Location privacy in a communication system
03/17/2005WO2005025117A2 Incremental redundancy transmission in a mimo communication system
03/17/2005WO2005025116A2 Management of digital content licenses
03/17/2005WO2005025115A2 Relationship user interface
03/17/2005WO2005025114A2 Method and system for out-of-band messaging between customer premises equipment and a cable modem termination station
03/17/2005WO2005025113A2 Location/stream universe discovery in broadband systems with overlapping streams
03/17/2005WO2005025109A2 Communication satellite cellular coverage pointing correction using uplink beacon signal
03/17/2005WO2005025107A2 System and method for controlling the operating characteristics of a buffer
03/17/2005WO2005025106A2 Iterative forward error correction
03/17/2005WO2005025105A2 Introduction system and method utilizing mobile communicators
03/17/2005WO2005024589A2 Cable modem termination system having a gateway for transporting out-of-band messaging signals
03/17/2005WO2005024588A2 Method and system for internet protocol provisioning of customer premises equipment
03/17/2005WO2005013534A3 Accelerating network performance by striping and parallelization of tcp connections
03/17/2005WO2005002126A9 Self-contained instant messaging appliance
03/17/2005WO2005002109A3 Method for automatic control of rf output level of a repeater
03/17/2005WO2004102857A3 User-defined templates for automatic image naming
03/17/2005WO2004073241A3 Systems and methods for collaborative communication
03/17/2005WO2004066539A3 Light fixture wireless access points
03/17/2005WO2004064292A3 Apparatus, and associated method, for performing packet zone timing operations at a mobile node operable in a packet radio communication system
03/17/2005US20050060551 Terminal device IP address authentication
03/17/2005US20050060368 Method and system for providing a private conversation channel in a video conference system
03/17/2005US20050060294 Advertising based on a search string and user attribute combination
03/17/2005US20050059423 Method for outer loop power control when no cyclic redundancy check results are available on the coded composite transport channel
03/17/2005US20050058153 Common signaling method
03/17/2005US20050058121 Ultra-wideband communication protocol
03/17/2005US20050058114 Ultra-wideband communication protocol
03/17/2005US20050058102 Ultra-wideband communication protocol
03/17/2005US20050058062 Signaling method for WLAN network control
03/17/2005CA2538057A1 Incremental redundancy transmission in a mimo communication system
03/17/2005CA2538041A1 Introduction system and method utilizing mobile communicators
03/17/2005CA2537310A1 Management of digital content licenses
03/17/2005CA2536177A1 Cable modem termination system having a gateway for transporting out-of-band messaging signals
03/17/2005CA2536106A1 Method and system for out-of-band messaging between customer premises equipment and a cable modem termination station
03/17/2005CA2536103A1 Method and system for internet protocol provisioning of customer premises equipment
03/17/2005CA2535998A1 Communication satellite cellular coverage pointing correction using uplink beacon signal
03/15/2005US6868276 Method and apparatus for estimating carrier frequency offset and fading rate using autoregressive channel modeling
03/15/2005US6868193 Method and apparatus for varying automated data processing
03/10/2005WO2005022810A2 Subcarrier and bit allocation for real time services in multiuser orthogonal frequency division multiplex (ofdm) systems
03/10/2005WO2005022808A2 Multiple bonded channel extensions to th ieee 802.11 standard
03/10/2005WO2005022806A2 System and method of filtering unwanted electronic mail messages
03/10/2005WO2005022805A2 Distributed multimedia and messaging router over layer 2
03/10/2005WO2005006625A3 Device identification
03/10/2005WO2004112302A9 Dynamic service delivery with topology discovery for communication networks
03/10/2005WO2004109961A9 Method and apparatus for transceivers in wireless communications using ofdm spread spectrum
03/10/2005WO2004107638A3 Improved wireless network cell controller
03/10/2005WO2004093368A3 Method od adding wireless remote control to audio playback devices equipped for wired remote control
03/10/2005WO2004070585A3 Detecting collusion among multiple recipients of fingerprinted information
03/10/2005WO2004064297B1 Efficient room-temperature source of polarized single photons
03/10/2005WO2004064290A3 Secondary transfers of restricted interests
03/10/2005WO2003065173A3 A system and method for managing knowledge
03/10/2005US20050055639 Relationship user interface
03/10/2005US20050055576 Location privacy in a communication system
03/10/2005US20050054352 Introduction system and method utilizing mobile communicators
03/10/2005US20050054350 Real time location system
03/10/2005US20050054333 Automatic data entry into wireless device directory
03/10/2005US20050054324 Wireless communications services pay plan customizer and notifier
03/10/2005US20050053220 Methods and systems for directory information lookup
03/10/2005US20050053217 Methods and systems for remote call establishment
03/10/2005US20050053214 Methods and systems for conference call buffering
03/10/2005US20050052991 Incremental redundancy transmission in a MIMO communication system
03/10/2005CA2536817A1 Subcarrier and bit allocation for real time services in multiuser orthogonal frequency division multiplex (ofdm) systems
03/09/2005CN1593029A Method for interference suppression for TDMA and/or FDMA transmission
03/09/2005CN1592909A Automated competitive bidding system and process
03/03/2005WO2005020498A2 Communications system providing extensible protocol translation and configuration features and related methods
03/03/2005WO2005020497A2 Improved real time location system
03/03/2005WO2005020494A2 Method and apparatus for providing interprocessor communications using shared memory
03/03/2005WO2005020492A2 Plesiochronous synchronization of remote subscriber’s clock to hub’s clock
03/03/2005WO2005004367A3 Communication apparatus and communication method
03/03/2005WO2004112300A3 Systems and methods for a wireless network connection point locator
03/03/2005WO2004105292A3 Device control apparatus and method
03/03/2005US20050050152 Self-contained instant messaging appliance
03/03/2005US20050049331 Microporous latex membranes, related articles and methods
03/03/2005US20050048995 System and method for controlling the operating characteristics of a buffer
03/03/2005US20050048915 Communication satellite cellular coverage pointing correction using uplink beacon signal
03/02/2005EP1510017A1 Synchronizing method and apparatus using error detection of sequence numbers to avoid synchronizing failure
03/02/2005EP1509859A1 Method and arrangement for personalization of series and applications in telecommunication networks using a user profile web portal
03/02/2005EP1110143A4 Transaction recognition and prediction using regular expressions
03/01/2005US6862446 Methods and apparatus for the utilization of core based nodes for state transfer
02/2005
02/24/2005WO2005018130A2 Analog signals sampler providing digital representation thereof
02/24/2005WO2005018129A2 Improved gesture recognition for pointing devices
02/24/2005WO2004093366A3 Method for initialization of per tone frequency domain equalizer (feq) through noise reduction for multi-tone based modems
02/24/2005WO2004088903A3 Method and apparatus for providing a personal security system
02/24/2005WO2004084459A3 Application intermediation gateway
02/24/2005WO2004079971A3 Method and system for dynamic aggregation in wireless network
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