Patents for H04L 27 - Modulated-carrier systems (89,721) |
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07/31/2002 | EP1227586A2 Portable radio terminal and AFC control method |
07/31/2002 | EP1226673A1 Fixed ofdm wireless man utilizing cpe having internal antenna |
07/31/2002 | EP1226652A1 Ultra wide band base band receiver |
07/31/2002 | CN1361973A Line termination device for a telephone subscriber line |
07/31/2002 | CN1361644A PLL circuit and radio communication terminal machine |
07/31/2002 | CN1361640A Chain-circuit self-adaption method and equipment for radio data blocking depends on data subgroup size |
07/31/2002 | CN1361519A Timing and frequency shift system and method using analytic sound for OFDM system |
07/31/2002 | CN1088547C Method for determining a phase error in radio-frequency signal, and a receiver |
07/30/2002 | US6426982 Low complexity multiple bits matched filter |
07/30/2002 | US6426981 Process and device for decoding a radio frequency transmission channel, especially for a terrestrial digital broadcast using OFDM modulation |
07/30/2002 | US6426980 Method and apparatus for communicating a call |
07/30/2002 | US6426978 Digital communication systems and methods for differential and/or amplitude encoding and decoding secondary symbols |
07/30/2002 | US6426972 Reduced complexity equalizer for multi mode signaling |
07/30/2002 | US6426939 Method for preventing a collision of an extended orthogonal code |
07/30/2002 | US6426934 One-bit data reproducing system having controllable low pass filter characteristics |
07/30/2002 | CA2287001C Fast start-up in discrete multi-tone (dmt) based communications systems |
07/25/2002 | WO2002058413A2 Apparatus and method for operating a subscriber interface in a fixed wireless system |
07/25/2002 | WO2002058411A2 System and method for on-line insertion of line replaceable units in wireless and wireline access systems |
07/25/2002 | WO2002058410A2 Apparatus and associated method for operating upon data signals received at a receiving station of a fixed wireless access communication system |
07/25/2002 | WO2002058409A2 Apparatus and method for creating signal and channel profiles at a receiving station |
07/25/2002 | WO2002058368A2 Network termination at subscriber premises with automatic switchover to a lifeline network on power loss |
07/25/2002 | WO2002058354A1 System and method for providing frequency domain synchronization for single carrier signals |
07/25/2002 | WO2002058313A1 Receiver for receiving data frames containing information and signaling data |
07/25/2002 | WO2002058310A2 Fast initialization using seamless rate adaptation |
07/25/2002 | WO2002058305A2 Time and bandwidth scalable slot format for mobile data systems |
07/25/2002 | WO2002058300A1 Multi-carrier communication with time division multiplexing and carrier-selective loading |
07/25/2002 | WO2002058294A1 Peak power suppressing apparatus and peak power suppressing method |
07/25/2002 | WO2002058277A1 System for coordination of tdd transmission bursts within and between cells in a wireless access system and method of operating said system |
07/25/2002 | WO2002058271A2 Frequency domain equalisation with decision feedback |
07/25/2002 | WO2002058250A2 Carrier phase recovery system for adaptive burst modems and link hopping radio networks |
07/25/2002 | WO2002057925A2 System and method for providing an improved common control bus for use in on-line insertion of line replaceable units in wireless and wireline access systems |
07/25/2002 | WO2002057924A2 Serial link architecture |
07/25/2002 | WO2002057919A2 Redundant telecommunication system using standby unit memory updating apparatus and method of operation |
07/25/2002 | WO2002045387A3 Synchronization, channel estimation and pilot tone tracking system |
07/25/2002 | WO2002041518A3 System and method for compensating for frequency offset |
07/25/2002 | US20020098871 Base transceiver station with distortion compensation |
07/25/2002 | US20020098869 System and method for on-line insertion of line replaceable units in wireless and wireline access systems |
07/25/2002 | US20020098863 Broadband driver |
07/25/2002 | US20020098858 Apparatus for reallocating communication resources to establish a priority call in a fixed wireless access communication system |
07/25/2002 | US20020098852 Methods and apparatus for identifying as set location in communication networks |
07/25/2002 | US20020098817 Portable radio terminal and AFC control method |
07/25/2002 | US20020098799 Apparatus and method for operating a subscriber interface in a fixed wireless system |
07/25/2002 | US20020098798 Communication system with multicarrier telephony transport |
07/25/2002 | US20020098797 Acquisition and tracking in communication system with multicarrier telephony transport |
07/25/2002 | US20020098796 Hybrid/fiber coax video and telephony communication system with poly-phase filtering |
07/25/2002 | US20020098795 Communicating errors in a telecommunications system |
07/25/2002 | US20020097863 Single ended analog front end |
07/25/2002 | US20020097824 Superframe alignment to a pre-existing ADSL data exchange |
07/25/2002 | US20020097820 System and method for inverting automatic frequency control (AFC) |
07/25/2002 | US20020097814 Iterative carrier phase tracking decoding system |
07/25/2002 | US20020097813 System and method for providing frequency domain synchronization for single carrier signals |
07/25/2002 | US20020097812 In-phase and quadrature-phase rebalancer |
07/25/2002 | US20020097811 Transmission device and transmission method |
07/25/2002 | US20020097810 Power control apparatus and power control method |
07/25/2002 | US20020097808 Digitally-controlled line build-out circuit |
07/25/2002 | US20020097796 Method and apparatus for demodulating and equalizing an AM compatible digital audio broadcast signal |
07/25/2002 | US20020097793 Apparatus and associated method for operating upon data signals received at a receiving station of a fixed wireless access communication system |
07/25/2002 | US20020097791 Method and apparatus for constellation mapping and bitloading in multi-carrier transceivers, such as DMT-based DSL transceivers |
07/25/2002 | US20020097787 Processing for improved performance and reduced pilot |
07/25/2002 | US20020097694 Method for establishing a prioirity call in a fixed wireless access communication system |
07/25/2002 | US20020097685 Apparatus and method for creating signal and profiles at a receiving station |
07/25/2002 | US20020097670 Redundant telecommunication system using memory equalization apparatus and method of operation |
07/25/2002 | US20020097669 Device for receiving OFDM signal, and method for restoring signal by channel estimation |
07/25/2002 | US20020097668 Communication device for receiving and transmitting OFDM signals in a wireless communication system |
07/25/2002 | US20020097592 Frequency voltage converter |
07/25/2002 | US20020097564 System and method for providing an improved common control bus for use in on-line insertion of line replaceable units in wireless and wireline access systems |
07/25/2002 | US20020097336 Communication system |
07/25/2002 | US20020097182 Methods and apparatus for identifying asset location in communication networks |
07/25/2002 | DE10160821A1 Ein Signalerfassungsschema für Datenkommunikationsverbindungen A signal detection scheme for data communication links |
07/25/2002 | DE10102863A1 Schaltungsanordnung Circuitry |
07/25/2002 | DE10100952A1 Verfahren zur gleichzeitigen Übertragung mehrerer Datenströme Method for the simultaneous transmission of multiple data streams |
07/25/2002 | DE10100555A1 Frequency modulated carrier frequency signal circuit for generating phase-rigid signal from frequency generator, modulated by digital data such that signal is generated whose frequency is identical with that of reference frequency. |
07/25/2002 | CA2436858A1 Fast initialization using seamless rate adaptation |
07/24/2002 | EP1225740A2 Circuit arrangement |
07/24/2002 | EP1225739A1 Radio communication receiver |
07/24/2002 | EP1225738A1 Adaptive bidirectional modem with filtering means common to the emission and the reception blocks and arranged to operate alternately |
07/24/2002 | EP1225720A2 Clock synchronizing circuit |
07/24/2002 | EP1224784A2 Demodulator circuit for demapping a multi-carrier signal using channel state information |
07/24/2002 | EP1224780A2 Baseband processor with look-ahead parameter estimation capabilities |
07/24/2002 | EP1224763A1 Method and apparatus for communicating a call |
07/24/2002 | EP1224745A1 Transmit power control for mcpa-equipped base stations |
07/24/2002 | EP1224743A2 Switched sideband frequency low-if transmitter |
07/24/2002 | EP1224742A1 Universal platform for software defined radio |
07/24/2002 | EP1224741A1 Communications terminal having a receiver and method for removing known interferers from a digitized intermediate frequency signal |
07/24/2002 | EP1224730A1 Fsk demodulator using a frequency conversion stage with three parallel mixers |
07/24/2002 | EP0894390B1 Digital radio frequency interference canceller |
07/24/2002 | EP0800737A4 Multiple access digital transmitter and receiver |
07/24/2002 | EP0592686B1 Receiver for digital communication system |
07/24/2002 | CN1360789A Electronic inductor with transmit signal telephone line driver |
07/24/2002 | CN1360781A Power control scheme for maximizing carrier signal-to-noise ratio in multicarrier transmitters |
07/24/2002 | CN1360411A 传输电路 Transmission circuit |
07/24/2002 | CN1088301C Trellis coded modulation system for HDTV |
07/24/2002 | CN1088297C Frequency modulated signal demodulator circuit and communication terminal equpment |
07/23/2002 | USRE37802 Multicode direct sequence spread spectrum |
07/23/2002 | US6424932 Methods and apparatus for measuring spectral energy |
07/23/2002 | US6424690 Two-thirds rate modulation and coding scheme for Rayleigh fading channels |
07/23/2002 | US6424685 Polar computation of branch metrics for TCM |
07/23/2002 | US6424683 Circuit for demodulating two-dimensional data symbols transmitted by a carrier-based data transmission |
07/23/2002 | US6424682 BPSK encoder circuit |
07/23/2002 | US6424681 Peak to average power ratio reduction |