Patents for H04J 1 - Frequency-division multiplex systems (15,293) |
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11/21/2002 | US20020172200 Method and system for integrating packet type information with synchronization symbols |
11/20/2002 | EP1259092A2 Mobile communication systems |
11/20/2002 | EP1259007A2 Apparatus for modulating and demodulating multiple channel FSK in power line communication system |
11/20/2002 | EP1258098A1 High speed downhole communications network having point to multi-point orthogonal frequency division multiplexing |
11/20/2002 | CN1094683C Method for avoiding interference in cable telephone system |
11/20/2002 | CN1094676C AM data modulation apparatus |
11/19/2002 | US6483814 Channel-adaptive radio modem |
11/14/2002 | WO2002091660A1 Method and system for communicating a clock signal over an optical link |
11/14/2002 | WO2001022628A9 Channel gain control for an optical communications system utilizing frequency division multiplexing |
11/14/2002 | US20020167970 Method and system for conveying multiple calls on a single telephone line |
11/14/2002 | US20020167945 Method and system for packet ordering based on packet type |
11/14/2002 | US20020167902 Method and system for performing security via virtual addressing in a communications network |
11/12/2002 | US6480528 Automatic gain control for improved decoding of multi-carrier signal |
11/12/2002 | US6480475 Method and system for accomodating a wide range of user data rates in a multicarrier data transmission system |
11/12/2002 | CA2118915C Process for reducing frequency interlacing during acoustic or optical signal transmission and/or recording |
11/07/2002 | WO2002073867A3 Method and apparatus for data rate control in a communication system |
11/07/2002 | US20020164008 Apparatus and method for network - initiated real - time multi - party communications |
11/07/2002 | US20020163881 Communications bus with redundant signal paths and method for compensating for signal path errors in a communications bus |
11/07/2002 | US20020163879 Multi-carrier communication with time division multiplexing and carrier-selective loading |
10/31/2002 | WO2001097487A3 Automatic assignment of addresses to nodes in a network |
10/31/2002 | US20020161923 Method and system for reconfiguring a path in a communications network |
10/31/2002 | US20020161887 Method and system for performing security via de-registration in a communications network |
10/31/2002 | US20020160801 Radio communication apparatus and transmission power control method |
10/31/2002 | US20020159552 Method and system for plesiosynchronous communications with null insertion and removal |
10/31/2002 | US20020159551 Efficient multicarrier filter |
10/31/2002 | US20020159468 Method and system for administrative ports in a routing device |
10/31/2002 | US20020159458 Method and system for reserved addressing in a communications network |
10/31/2002 | US20020159456 Method and system for multicasting in a routing device |
10/31/2002 | US20020159453 Method and system for label table caching in a routing device |
10/31/2002 | US20020159452 Method and system for virtual addressing in a communications network |
10/31/2002 | US20020159451 Method and system for path building in a communications network |
10/31/2002 | US20020159450 Method and system for asymmetric packet ordering between communications devices |
10/31/2002 | US20020159446 Method and system for interswitch load balancing in a communications network |
10/31/2002 | US20020159437 Method and system for network configuration discovery in a network manager |
10/31/2002 | US20020159389 Method and system for connection preemption in a communications network |
10/30/2002 | EP1253733A1 Radio transmitting apparatus and radio transmitting method |
10/24/2002 | WO2002084935A1 Methods for determining the gains of different carriers, radio transmission units and modules for such units |
10/24/2002 | US20020157054 Method and system for host handling of communications errors |
10/24/2002 | US20020155861 Base station apparatus, communication terminal apparatus, and communication method |
10/24/2002 | US20020154633 Communications architecture for storage-based devices |
10/24/2002 | EP0888672A4 Apparatus and method for spectrum management in a multipoint communication system |
10/23/2002 | EP1250784A1 Method for transmitting data to be transmitted using a subscriber modem |
10/22/2002 | US6470030 Orthogonal frequency division multiplexing receiver system |
10/22/2002 | US6469991 Method for overload control in a multiple access system for communication networks |
10/16/2002 | CN1375175A Communication network with improved access protocol |
10/16/2002 | CN1375144A Method and apparatus for supporting non-voice signal such as fascimile and compressed voice over a digital wireless link |
10/16/2002 | CN1092883C Demodulator control system and receiver capable of quickly acquiring desired carrier wave |
10/15/2002 | US6466540 Self-healing coupler for a serial raid device |
10/09/2002 | EP1248428A2 Peak power smoothing for multicarrier systems |
10/09/2002 | EP1119932A4 Stacked-carrier discrete multiple tone communication technology |
10/09/2002 | CN1373976A System and method for performing soft hand off between frequency division duplex and time division duplex communication system |
10/09/2002 | CN1373563A Mobie station receiver capable of using for single carrier and multiple carrier receiving operation |
10/08/2002 | CA2285871C Amplifier with feedforward loops for rejecting non-linear distortion |
10/03/2002 | WO2001026263A9 Through-timing of data transmitted across an optical communications system utilizing frequency division multiplexing |
10/03/2002 | US20020143983 Credit management for data flow between two networks |
10/03/2002 | US20020142739 Multi-channel peak power smoothing |
10/03/2002 | US20020141437 Method for interference suppression for TDMA -and/or FDMA transmission |
10/01/2002 | US6459690 Channel selector device for multiple access direct transmission systems between mobile stations |
10/01/2002 | CA2267437C System for short range wireless data communication to inexpensive endpoints |
09/26/2002 | WO2002075486A2 Credit management for data flow between two networks |
09/26/2002 | US20020136203 Enhanced fiber nodes with CMTS capability |
09/26/2002 | US20020136176 Signal format in multi-carrier cdma transmission system |
09/26/2002 | DE10113878A1 Electrical filter structure for digital demultiplexing of frequency division multiplex channel signal |
09/26/2002 | DE10110683A1 Signal transmission between at least two transmitter units and at least one receiver unit, e.g. in vehicle network, involves modulating signals with different transmitter-specific frequencies |
09/25/2002 | CN1371553A Communications system and method for multi-carrier orthogonal coding |
09/24/2002 | US6456666 Signal encoding for transmission of multiple digital signals over single physical medium |
09/24/2002 | US6456657 Frequency division multiplexed transmission of sub-band signals |
09/24/2002 | US6456630 Method for data rate control for heterogenous or peer internetworking |
09/24/2002 | US6456591 Fair bandwidth sharing for video traffic sources using distributed feedback control |
09/19/2002 | WO2002073869A1 Multiplexing method in a multi carrier transmit diversity system |
09/19/2002 | WO2002073867A2 Method and apparatus for data rate control in a communication system |
09/19/2002 | WO2002054660B1 Method for cancelling interference during tdma transmission and/or fdma transmission |
09/18/2002 | EP1241824A1 Multiplexing method in a multicarrier transmit diversity system |
09/18/2002 | EP1241779A2 Receiver used in multi-carrier reception |
09/18/2002 | EP0787412A4 Transmitting digital data using multiple subcarriers |
09/17/2002 | US6452986 Detector tolerant of frequency misalignment |
09/17/2002 | US6452945 Electrical add-drop multiplexing for optical communications networks utilizing frequency division multiplexing |
09/17/2002 | US6452424 Method and apparatus for multiple channel signal processing |
09/12/2002 | WO2002071706A1 Apparatus and method for network-initiated real-time multi-party communications |
09/12/2002 | WO2002071635A1 Transmitting device limiting the out-of-band interferences |
09/12/2002 | US20020127982 Mobile station receiver operable for both single and multi-carrier reception |
09/12/2002 | US20020126641 Method and apparatus for data rate control in a communication system |
09/12/2002 | CA2435677A1 Apparatus and method for network-initiated real-time multi-party communications |
09/11/2002 | EP1238476A1 Method and apparatus for the communication of information with power control |
09/11/2002 | EP1072138B1 Method and apparatus for fine frequency synchronization in multi-carrier demodulation systems |
09/11/2002 | CN1369180A Carrier scanning in cellular network |
09/10/2002 | US6449307 Apparatus for measuring electrical characteristics of circuit |
09/10/2002 | US6449281 Interface control of communication between a control processor and a digital signal processor |
09/10/2002 | CA2245567C Synchronization and downconversion in tdm/tdma systems |
09/05/2002 | US20020122400 Method and apparatus for allocating data streams given transmission time interval (TTI) constraints |
09/04/2002 | EP1236369A1 Method and apparatus using a multi-carrier forward link in a wireless communication system |
09/04/2002 | EP1236299A2 Dynamic selection of a medium access method in communication networks |
09/04/2002 | CN1367624A Call accepted control method, communication system and basic station device |
09/03/2002 | US6445685 Uplink demodulator scheme for a processing satellite |
08/29/2002 | WO2002067478A1 Mobile communication system, multicarrier cdma transmitter, and multicarrier cdma receiver |
08/28/2002 | EP0745291B1 Data transmission method, transmitter, and receiver |
08/28/2002 | CN1366741A Pager heving simultaneous multichannel scanning function and data transmitting/receiving method thereof |
08/22/2002 | WO2002065734A1 Packet transmitter unit, packet receiver unit and packet transmission system |
08/22/2002 | WO2002065675A2 Method and apparatus for allocating data streams given transmission time interval (tti) constraints |
08/22/2002 | US20020115408 Satellite communication system with multiple variable data rate carrier |