| Patents for H04L 27 - Modulated-carrier systems (89,721) |
|---|
| 05/05/2005 | US20050094604 Initial power control for spread-spectrum communications |
| 05/05/2005 | US20050094598 Multiple-input, multiple-output (MIMO) systems with multiple transmission modes |
| 05/05/2005 | US20050094597 Apparatus and method for assigning subchannels in an OFDMA communication system |
| 05/05/2005 | US20050094552 OFDM signal frame generator, transmitter, signal transmission system and OFDM signal frame generating method |
| 05/05/2005 | US20050094550 Apparatus and method for transmitting/receiving pilot signals in an OFDM communication system |
| 05/05/2005 | US20050093682 Digital demodulator with a low sampling frequency |
| 05/05/2005 | US20050092847 IC card, IC card processor and IC card system to improve data transmission speed |
| 05/04/2005 | EP1528829A2 Apparatus and method for assigning subchannels in an OFDMA communication system |
| 05/04/2005 | EP1528779A1 System and method for frequency modulation in a modem |
| 05/04/2005 | EP1528769A2 Electronic device with wireless communication module |
| 05/04/2005 | EP1528742A2 Method and apparatus for providing signal acquisition and frame synchronization in a hierarchical modulation scheme |
| 05/04/2005 | EP1528741A1 Method and apparatus for OFDM diversity reception |
| 05/04/2005 | EP1528740A1 Orthogonal frequency division multiplexing (OFDM) demodulator, integrated circuit for OFDM demodulation and OFDM demodulation method |
| 05/04/2005 | EP1528739A1 Digital demodulator with low sampling frequency |
| 05/04/2005 | EP1528738A2 ASK demodulation device and wireless device using the same |
| 05/04/2005 | EP1528704A2 Method for generating a preamble sequence group |
| 05/04/2005 | EP1527559A1 Method and apparatus for adjacent channel interference reduction in an orthogonal frequency division multiplexing (ofdm) receiver |
| 05/04/2005 | EP1527542A1 Coding and decoding for rate matching in data transmission |
| 05/04/2005 | EP1527539A1 Communication using audible tones |
| 05/04/2005 | EP1476974A4 3g radio |
| 05/04/2005 | EP0947069B1 Receiver decoder circuitry, and associated method, for decoding a channel encoded signal |
| 05/04/2005 | EP0882377B1 Adaptive channel allocation in a frequency division multiplexed system |
| 05/04/2005 | DE19953184B4 Vorrichtung zur Synchronisationserfassung in einem digitalen Rundübertraguns-Empfangssystem An apparatus for synchronization acquisition in a digital receiver system Rundübertraguns |
| 05/04/2005 | DE10328340B4 Calculating path weights e.g. for RAKE receiver, involves computation of data channel by path weights for data signal in receiver and computing uncorrected path weight for data signal transmitted over regulated data channel |
| 05/04/2005 | CN2697965Y Integrated circuit continuous phase frequency shift key control transmitter of VHF/UHF band |
| 05/04/2005 | CN1613239A Method and apparatus for adjusting the phase of a received signal |
| 05/04/2005 | CN1613238A Method and device for optimized XDSL data transmission |
| 05/04/2005 | CN1613237A 核心无线引擎 Core wireless engine |
| 05/04/2005 | CN1613231A Co-existence of OFDM and DSSS/CCK stations in a WLAN |
| 05/04/2005 | CN1613230A Co-existence of modulation schemes in a WLAN |
| 05/04/2005 | CN1613226A Hybrid ARQ method for packet data transmission |
| 05/04/2005 | CN1613225A Hybrid ARQ method for packet data transmission |
| 05/04/2005 | CN1613222A Method and system for determining data transmitting safety system for network communication connection |
| 05/04/2005 | CN1613218A Pitot-frequency multiplexing method in OFDM system and OFDM receiving method |
| 05/04/2005 | CN1613195A Rake receiver with individual finger compensator(s) |
| 05/04/2005 | CN1613177A Multiple analog and digital downconversion |
| 05/04/2005 | CN1613176A Method and apparatus to compensate imbalance of demodulator |
| 05/04/2005 | CN1612560A Receiver for compensating nonlinearly distorted multicarrier signals |
| 05/04/2005 | CN1612559A Signal processing device capable of increasing feedback signal rightness |
| 05/04/2005 | CN1612558A OFDM demodulator and OFDM demodulation method |
| 05/04/2005 | CN1612557A Method and apparatus for providing signal acquisition and frame synchronization in a hierarchical modulation scheme |
| 05/04/2005 | CN1612556A Demodulation apparatus and method for reducing time delay of on-channel repeater |
| 05/04/2005 | CN1612555A Modulation apparatus for reducing time delay of on-channel repeater in terrestrial digital TV broadcasting system |
| 05/04/2005 | CN1612553A Method of initializing equalizer of digital television receiver and equalizer using the same |
| 05/04/2005 | CN1612515A Device for using OFDM diversity reception, OFDM receiving circuit and OFDM reception method |
| 05/04/2005 | CN1612512A Difference regression method for orthogonal frequency division multiplexing signal peak-average power ratio suppression |
| 05/04/2005 | CN1612486A Method and system for providing short block length low density parity check (LDPC) codes |
| 05/04/2005 | CN1612215A Self-adaptive equalizer |
| 05/04/2005 | CN1200528C Orthogonal frequency-division multiplex demodulation device, and demodulation method |
| 05/03/2005 | US6889355 Method and apparatus for data transmission using multiple transmit antennas |
| 05/03/2005 | US6888904 108-tap 1:4 interpolation FIR filter for digital mobile telecommunication |
| 05/03/2005 | US6888902 Digital variable frequency oscillator |
| 05/03/2005 | US6888899 Spatio-temporal processing for communication |
| 05/03/2005 | US6888898 Random code for device identification |
| 05/03/2005 | US6888887 Frequency-shifted feedback cavity used as a phased array antenna controller and carrier interference multiple access spread-spectrum transmitter |
| 05/03/2005 | US6888790 Frame synchronization technique for OFDM based modulation scheme |
| 05/03/2005 | US6888789 Transmitting apparatus, receiving apparatus, communication system, transmission method, reception method, and communication method |
| 05/03/2005 | US6888393 Amplitude limiting apparatus and multi-carrier signal generating apparatus |
| 05/03/2005 | CA2412387C Scalable pattern methodology for multi-carrier communication systems |
| 04/29/2005 | CA2464252A1 Demodulation apparatus and method for reducing time delay of on-channel repeater in terrestrial digital tv broadcasting system |
| 04/28/2005 | WO2005039196A2 Multimode receiver for frequency error mitigation |
| 04/28/2005 | WO2005039136A1 Modulating apparatus and modulating method |
| 04/28/2005 | WO2005039135A1 Frequency adjustment in combined mobile communication-positioning device |
| 04/28/2005 | WO2005039096A1 Receiver spatial processing for eigenmode transmission in a mimo system |
| 04/28/2005 | WO2005039082A1 Frequency combining apparatus and frequency combining method |
| 04/28/2005 | WO2005039054A2 Dual phase pulse modulation encoder circuit |
| 04/28/2005 | WO2005039043A1 Amplifier circuit |
| 04/28/2005 | WO2005038606A2 Carrier search methods and apparatus |
| 04/28/2005 | WO2005020600A3 Measuring distance using wireless communication |
| 04/28/2005 | WO2005018135A3 Method and apparatus to select an adaptation technique in a wireless network |
| 04/28/2005 | WO2005015769A3 Apparatus and methods for communicating using symbol modulated subcarriers |
| 04/28/2005 | WO2005004424A8 An apparatus and method for code modulating digital signal |
| 04/28/2005 | WO2004105294A3 Power control and scheduling in an ofdm system |
| 04/28/2005 | WO2004088642A3 Frequency shaping stream signal processor |
| 04/28/2005 | WO2004062210A3 Wireless network adapted to transmit channel side information and method therefor |
| 04/28/2005 | US20050090203 Device for the production of standard-compliant signals |
| 04/28/2005 | US20050090202 Method for generating a preamble sequence group |
| 04/28/2005 | US20050089127 Apparatus, methods, systems, and articles incorporating a clock correction technique |
| 04/28/2005 | US20050089126 Transparent multi-mode PAM interface |
| 04/28/2005 | US20050089125 Receiver for compensating nonlinearly distorted multicarrier signals |
| 04/28/2005 | US20050089123 Circuit method and system for automatic gain control |
| 04/28/2005 | US20050089122 Correlator and receiver including the same |
| 04/28/2005 | US20050089121 Configurable architectrue and its implementation of viterbi decorder |
| 04/28/2005 | US20050089120 FSK demodulator system and method |
| 04/28/2005 | US20050089118 Method and system for generating higher order modulations with qpsk modulator |
| 04/28/2005 | US20050089117 Method and apparatus for digital vector QAM modulator |
| 04/28/2005 | US20050089116 System and method for reducing peak-to-average power ratio for multi-carrier communication systems |
| 04/28/2005 | US20050089115 Method and receiving unit for compensation for a frequency offset and/or for a change in the phase of a transmission channel over time by receiver-end evaluation of edge symbols of a received data burst |
| 04/28/2005 | US20050089113 Wireless communication system and method |
| 04/28/2005 | US20050089110 Method and apparatus for efficient bandwidth communication |
| 04/28/2005 | US20050089109 Apparatus and method for PAPR reduction in an OFDM communication system |
| 04/28/2005 | US20050089108 Orthogonal frequency division multiplexing (OFDM) demodulator, integrated circuit for OFDM demodulation and OFDM demodulation method |
| 04/28/2005 | US20050089107 Multi-carrier transmission system |
| 04/28/2005 | US20050089103 Digital television system |
| 04/28/2005 | US20050089086 Apparatus and method for compensating for distortion caused by a phase slew of a frame reference signal in an asynchronous wideband code division multiple access communication system |
| 04/28/2005 | US20050089068 Method and apparatus for providing signal acquisition and frame synchronization in a hierarchical modulation scheme |
| 04/28/2005 | US20050088959 Rate selection for a multi-carrier MIMO system |
| 04/28/2005 | CA2542422A1 Carrier search methods and apparatus |
| 04/27/2005 | EP1526693A1 PSK transmission using a circuit with stable and unstable regions |
| 04/27/2005 | EP1526675A2 Data transmission system and data transmission apparatus |