СПИСОК патентов США - подгруппа МПК16 H04L27/14
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| № п/п | Номер патента | Название патента | |||
2017 | |||||
| 1 | 9596111 | Methods and apparatus for multi-channel modem and preamble detection | |||
| 2 | 9584172 | Wireless network receiver | |||
| 3 | 9577735 | Method for transmitting a signal in multi-antenna communication system | |||
| 4 | 9577689 | Apparatus and methods for wide bandwidth analog-to-digital conversion of quadrature receive signals | |||
| 5 | 9571314 | Systems and methods for joint demodulation and demapping | |||
| 6 | 9553751 | Demodulation device | |||
| 7 | 9553748 | Synchronous demodulator electronic circuit for phase modulation signals | |||
| 8 | 9553653 | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |||
| 9 | 9548807 | Apparatus for transmitting broadcast signals, apparatus for receiving broadcast signals, method for transmitting broadcast signals and method for receiving broadcast signals | |||
| 10 | 9548801 | Closed loop multiple transmit, multiple receive antenna wireless communication system | |||
| 11 | 9544442 | Lingering cancellation for data encoded audio signals | |||
2016 | |||||
| 12 | 9520966 | Transmitter and method of transmitting and receiver and method of receiving | |||
| 13 | 9515855 | Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference | |||
| 14 | 9509386 | Radio and antenna selection method for radio | |||
| 15 | 9503296 | FM receiver and FM receiving method for receiving FM signal | |||
| 16 | 9484969 | Delta-pi signal acquisition | |||
| 17 | 9484968 | Post conversion mixing | |||
| 18 | 9479372 | Methods, systems, and media for determining whether a signal of interest is present | |||
| 19 | 9479206 | Time segment based software defined radio system | |||
| 20 | 9473338 | Receiver, transmitter, feedback device, transceiver and signal processing method | |||
| 21 | 9461854 | Extracting carrier signals from modulated signals | |||
| 22 | 9455853 | Device and method for FM demodulation with threshold extension | |||
| 23 | 9455852 | Extracting carrier signals from modulated signals | |||
| 24 | 9450793 | Device and method of sequence detection for frequency-shift keying | |||
| 25 | 9444673 | Methods and systems for down-converting a signal using a complementary transistor structure | |||
| 26 | 9397821 | Method, apparatus, mobile communication terminal, computer program and storage medium for adjusting frequency error of terminal | |||
| 27 | 9387866 | Automatic train stop control system | |||
| 28 | 9379925 | Transpositional modulation systems and methods | |||
| 29 | 9374182 | Vehicle and method for controlling the same | |||
| 30 | 9374141 | Signal generation method, transmission device, reception method, and reception device | |||
| 31 | 9374116 | Software defined radio technique | |||
| 32 | 9363124 | Transmission and reception signal processor and method | |||
| 33 | 9363119 | FSK decoding using envelope comparison in the digital domain | |||
| 34 | 9363118 | Non-contact power supply transmitter system, receiving device, and analog circuit | |||
| 35 | 9356813 | Capacity for narrow-band hybrid modulation | |||
| 36 | 9350591 | Method and system for down-converting an electromagnetic signal | |||
| 37 | 9350580 | Receiver arrangement and a method therein | |||
| 38 | 9338042 | Separating and extracting modulated signals | |||
| 39 | 9338041 | Extracting carrier signals from modulated signals | |||
| 40 | 9319262 | Methods and systems for down-converting a signal | |||
| 41 | 9313018 | Circuit and method for clock recovery of quadrature amplitude modulated waveforms | |||
| 42 | 9312814 | Demodulation device, and demodulation integrated device and modulation and demodulation integrated device using the same | |||
| 43 | 9306792 | Methods and systems for down-converting a signal | |||
| 44 | 9306781 | Apparatus and method for receiving signal in communication system supporting Gaussian frequency shift keying modulation scheme | |||
| 45 | 9288100 | Method and system for down-converting and electromagnetic signal | |||
| 46 | 9276788 | Joint demodulating and demapping of digital signal | |||
| 47 | 9270390 | Frequency and phase offset compensation of modulated signals with symbol timing recovery | |||
| 48 | 9253003 | Frequency shifting a communications signal(S) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference | |||
| 49 | 9253002 | Non-contact power supply transmitter system and receiving device | |||
| 50 | 9246737 | Method and system for down-converting an electromagnetic signal | |||
| 51 | 9246736 | Method and system for down-converting an electromagnetic signal | |||
| 52 | 9246725 | Method of generating and receiving packets in low energy critical infrastructure monitoring system | |||
| 53 | 9240823 | Receiver, apparatus, and methods for wirelessly receiving data from a power infrastructure | |||
| 54 | 9236981 | GFDM radio transmission using a pseudo circular preamble | |||
2015 | |||||
| 55 | 9225568 | FSK demodulator | |||
| 56 | 9225368 | Periodic time segment sequence based signal generation | |||
| 57 | 9219506 | Wireless transmitter, wireless receiver, wireless communication system, elevator control system, and transformer equipment control system | |||
| 58 | 9197468 | Communication methods between a tanker aircraft and a receiver aircraft in an in-flight refueling operation | |||
| 59 | 9184960 | Frequency shifting a communications signal(s) in a multi-frequency distributed antenna system (DAS) to avoid or reduce frequency interference | |||
| 60 | 9184905 | Phase compensation receiver | |||
| 61 | 9161144 | Method for determining a transmission quality when receiving audio signals and receiving unit | |||
| 62 | 9160588 | Radio receiver and frequency correcting method therefor | |||
| 63 | 9143087 | Adaptive FM demodulator supporting multiple modes | |||
| 64 | 9106485 | System and method for FSK demodulation | |||
| 65 | 9094265 | Receiving apparatus and demodulation method | |||
| 66 | 9094107 | Orthogonal frequency chirp multiple accessing systems and methods | |||
| 67 | 9088272 | Frequency shift-keying reader circuit | |||
| 68 | 9083569 | Apparatus and method for detecting broadcasting signal | |||
| 69 | 9078047 | Content reproduction device | |||
| 70 | 9077603 | Controllable frequency offset for inphase and quadrature (IQ) imbalance estimation | |||
| 71 | 9049082 | Carrier frequency and phase recovery in quadrature encoded E-band communications | |||
| 72 | 9049080 | Injection-locked RF receiver having trifilar transformer splitter | |||
| 73 | 8976849 | Calibration signal generator | |||
2014 | |||||
| 74 | 8903023 | Adaptive bluetooth receiver and method | |||
| 75 | 8867669 | Circuit and method for removing frequency offset, and communication apparatus | |||
| 76 | 8848837 | Statistical procedures for carrier frequency tracking | |||
| 77 | 8842779 | Controllable frequency offset for inphase and quadrature (IQ) imbalance estimation | |||
| 78 | 8831144 | FSK receiver | |||
| 79 | 8817921 | Apparatus and method for detecting packet end point in wireless communication system | |||
| 80 | 8811542 | HDX demodulator | |||
| 81 | 8805723 | Acoustically transmitting a resource identifier in multiple concurrent segments | |||
| 82 | 8767881 | Signal processing apparatus, signal processing method, and program | |||
| 83 | 8755461 | Local wireless signal transmitting/receiving apparatus and method using digital radio frequency processing technology | |||
| 84 | 8750426 | FSK modulation signal receiver with high sensitivity in low rate mode | |||
| 85 | 8750425 | Asymptotically optimal modulation classification method for software defined radios | |||
| 86 | 8737537 | Frequency translation module frequency limiting amplifier | |||
| 87 | 8660215 | Decoding algorithm for frequency shift key communications | |||
| 88 | 8630372 | Method and apparatus for detecting a plurality of symbol blocks using a decoder | |||
| 89 | 8625720 | Demodulation of a digitally frequency-modulated analog received signal by evaluation of the time intervals between the zero crossings | |||
2013 | |||||
| 90 | 8619888 | Multiple path discrete digital receiver | |||
| 91 | 8605826 | Multi-gigabit millimeter wave receiver system and demodulator system | |||
| 92 | 8594243 | Device and method of data recovery | |||
| 93 | 8576952 | Configurable all-digital coherent demodulator system for spread spectrum applications | |||
| 94 | 8576950 | Reception apparatus, reception method, demodulation apparatus, demodulation method, and program | |||
| 95 | 8548096 | Controllable frequency offset for inphase and Quadrature (IQ) imbalance estimation | |||
| 96 | 8548077 | Multiple input discrete digital receiver | |||
| 97 | 8542778 | Closed loop power normalized timing recovery for 8 VSB modulated signals | |||
| 98 | 8532228 | Automatic frequency offset compensation in zero-intermediate frequency receivers using minimum-shift keying (MSK) signaling | |||
| 99 | 8519784 | FSK demodulator | |||
| 100 | 8488700 | Discrete digital receiver with sample memory | |||
| 101 | 8483322 | Automatic frequency correction | |||
| 102 | 8437431 | Sequential decoder fast incorrect path elimination method and apparatus for pseudo-orthogonal coding | |||
| 103 | 8385495 | Frame sync detecting circuit and FSK receiver using the same | |||
| 104 | 8385444 | Discrete digital receiver with blocker circuit | |||
| 105 | 8369463 | Receiver apparatus in multi-user communication system and control method thereof | |||
| 106 | 8363754 | Digital slicing device | |||
| 107 | 8363702 | GMSK spread modulation receiver | |||
| 108 | 8351551 | Opportunistic intermediate frequency selection for communication receivers | |||
2012 | |||||
| 109 | 8325865 | Discrete digital receiver | |||
| 110 | 8325853 | Fully digital frequency locked loop/phase locked loop method and system having a short locking time | |||
| 111 | 8306067 | Dual-frequency multiplexer | |||
| 112 | 8290091 | Method and apparatus for detecting a plurality of symbol blocks using a decoder | |||
| 113 | 8265191 | Receiver for object locating and tracking systems and related methods | |||
| 114 | 8259862 | Receivers and symbol decoders thereof | |||
| 115 | 8243781 | Apparatus and method for signal quality measurement on GFSK signals | |||
| 116 | 8204161 | Configurable all-digital coherent demodulator system for spread spectrum applications | |||
| 117 | 8184746 | Simplified de-rotation in digital FM demodulator architectures | |||
| 118 | 8170145 | Receiver | |||
| 119 | 8165246 | Training sequence for low latency LMS implementation | |||
| 120 | 8107563 | Receiving apparatus and method for MIMO system | |||
| 121 | 8102936 | Methods and apparatus for clock and data recovery using transmission lines | |||
| 122 | 8094753 | Device for estimating symbol timing or frequency offset with reliability of demodulated signal determined | |||
| 123 | 8093942 | Frequency translation module data clamp | |||
| 124 | 8090060 | Demodulation technique for GFSK and DPSK | |||
2011 | |||||
| 125 | 8081716 | Digital broadcasting receiving system and method of processing data | |||
| 126 | 8068563 | Systems and methods for frequency offset correction in a digital radio broadcast receiver | |||
| 127 | 8068562 | Signal processing for multiple chains including barker code correlation and auto-correlation | |||
| 128 | 8068560 | QR decomposition apparatus and method for MIMO system | |||
| 129 | 8064560 | Systems and methods for detecting a signal across multiple Nyquist bands | |||
| 130 | 8050361 | Method and apparatus for coding in a telecommunications system | |||
| 131 | 8031813 | VSB receiver and carrier recovery apparatus thereof | |||
| 132 | 8023591 | Method and system for a shared GM-stage between in-phase and quadrature channels | |||
| 133 | 8023047 | Digital broadcasting system and method of processing data | |||
| 134 | 8005161 | Method, hardware product, and computer program product for performing high data rate wireless transmission | |||
| 135 | 7978786 | Apparatus and method for quantization in digital communication system | |||
| 136 | 7961818 | Method and system for adaptive timing recovery | |||
| 137 | 7936844 | Channel estimation apparatus with the optimal search and method thereof | |||
| 138 | 7936813 | Diversity GMSK-receiver with interference cancellation and methods therein | |||
| 139 | 7929644 | Instant-acquisition clock and data recovery systems and methods for serial communications links | |||
| 140 | 7916811 | Method and apparatus for improved burst acquisition in a digital receiver | |||
| 141 | 7912160 | Modulation circuit having DC offset level control circuit | |||
| 142 | 7907685 | GMSK-receiver with interference cancellation | |||
| 143 | 7903764 | Integrated burst FSK receiver | |||
| 144 | 7898322 | Demodulator for a low power radio receiver | |||
| 145 | 7889781 | Maximum energy delay locked loop for cluster path processing in a wireless device | |||
| 146 | 7881409 | Demodulator, chip and method for digitally demodulating an FSK signal | |||
| 147 | 7864675 | Automation device | |||
2010 | |||||
| 148 | 7830987 | Electronic dispersion compensation utilizing interleaved architecture and channel identification for assisting timing recovery | |||
| 149 | 7822134 | Digital broadcasting system and method of processing data | |||
| 150 | 7816979 | Configurable demodulator and demodulation method | |||
| 151 | 7813452 | Limiter based analog demodulator | |||
| 152 | 7804376 | Continuous phase modulation processing for wireless networks | |||
| 153 | 7801251 | Data recovery system and method thereof | |||
| 154 | 7792182 | Method and apparatus for adjusting symbol timing and/or symbol positioning of a receive burst of data within a radio receiver | |||
| 155 | 7791408 | Method and apparatus for automatic frequency correction | |||
| 156 | 7769111 | Detection of large carrier offsets using a timing loop | |||
| 157 | 7751504 | Frequency modulation-frequency shift keying demodulator | |||
| 158 | 7751503 | Method for acquiring timing and carrier synchronization of offset-QPSK modulated signals | |||
| 159 | 7733850 | Method and apparatus for enabling dynamic codec selection on a per application basis | |||
| 160 | 7697636 | Process for automatic correction of the spectral inversion in a demodulator and device to implement the process | |||
| 161 | 7688917 | Configurable all-digital coherent demodulator system for spread spectrum applications | |||
| 162 | 7668261 | Method and apparatus for selective data reception | |||
| 163 | 7664205 | Frequency-shift-keying demodulator and method of frequency-shift-keying | |||
| 164 | 7656971 | Adjustable phase controlled clock and data recovery circuit | |||
| 165 | 7649962 | Phase error correction circuit | |||
2009 | |||||
| 166 | 7623598 | Demodulation of a frequency-modulated received signal by means of a Viterbi algorithm | |||
| 167 | 7620119 | Communications receiver with digital counter | |||
| 168 | 7616716 | Synchronisation in a receiver | |||
| 169 | 7616710 | Frequency offset estimating method and receiver employing the same | |||
| 170 | 7609785 | Mitigation of interference in cell search by wireless transmit and receive units | |||
| 171 | 7606332 | Variable signal delaying circuit, quadrature frequency converter and radio frequency tuner | |||
| 172 | 7583764 | Versatile system for interference tolerant packet detection in wireless communication systems | |||
| 173 | 7580483 | Trimming of local oscillation in an integrated circuit radio | |||
| 174 | 7567629 | Multiphase clock recovery | |||
| 175 | 7561638 | Demodulation apparatus and receiving apparatus | |||
| 176 | 7558340 | VSB receiver and carrier recovery apparatus thereof | |||
| 177 | 7551694 | Limiter based analog demodulator | |||
| 178 | 7551693 | High-frequency HomePNA | |||
| 179 | 7518438 | FM detector circuit with unbalanced/balanced conversion | |||
| 180 | 7508890 | Apparatus and method for FSK demodulation with integrated time and frequency tracking | |||
| 181 | 7496160 | Frequency offset detection processing system and frequency offset detection processing method using the same | |||
| 182 | 7482862 | Demodulation method and apparatus | |||
| 183 | 7480350 | Carrier recovery apparatus and broadcasting receiver using the same | |||
2008 | |||||
| 184 | 7466658 | Receiver and method for decoding of truncated data | |||
| 185 | 7460618 | System and method for obtaining accurate symbol rate and carrier phase, frequency, and timing acquisition for minimum shift keyed waveform | |||
| 186 | 7440516 | Apparatus and method for receiving digital multimedia broadcasting in a wireless terminal | |||
| 187 | 7439799 | Frequency shift keying demodulator robust for frequency offset | |||
| 188 | 7436907 | Analog compression of GPS C/A signal to audio bandwidth | |||
| 189 | 7428274 | Receiver of frequency-modulated signals with digital demodulator | |||
| 190 | 7428270 | Method and system for detecting and classifying the modulation of unknown analog and digital telecommunications signals | |||
| 191 | 7418062 | Image reject circuit using sigma-delta conversion | |||
| 192 | 7406137 | Carrier recovery system and method thereof | |||
| 193 | 7403578 | Robust burst detection and acquisition system and method | |||
| 194 | 7397300 | FSK demodulator system and method | |||
| 195 | 7386065 | Voltage controlled oscillator (VCO) suitable for use in frequency shift keying (FSK) system | |||
| 196 | 7359462 | Channel search device | |||
| 197 | 7359461 | Apparatus and method for recovering clock signal from burst mode signal | |||
| 198 | 7359460 | Coherent and non-coherent data path splitting in receivers for improved synchronization | |||
| 199 | 7342981 | Digital receiver having adaptive carrier recovery circuit | |||
| 200 | 7342980 | Estimating carrier phase in communication systems | |||
| 201 | 7333792 | Multi-carrier receiving method and apparatus | |||
| 202 | 7324612 | Carrier tracking circuit and method including dual numerically controlled oscillators and feedforward phase correction coefficient | |||
2007 | |||||
| 203 | 7308048 | System and method for selecting optimal data transition types for clock and data recovery | |||
| 204 | 7298202 | FSK demodulator | |||
| 205 | 7286615 | FSK signal detector | |||
| 206 | 7280615 | Method for making a clear channel assessment in a wireless network | |||
| 207 | 7272197 | Device for recovering carrier | |||
| 208 | 7272196 | Adjustable phase controlled clock and data recovery circuit | |||
| 209 | 7272175 | Digital phase locked loop | |||
| 210 | 7260158 | Digital broadcast receiver and digital broadcast receiving method | |||
| 211 | 7254188 | Method and system for modulating and detecting high datarate symbol communications | |||
| 212 | 7251295 | Apparatus for recovering carrier | |||
| 213 | 7224751 | Device and method for checking whether a signal with a predetermined frequency is being received | |||
| 214 | 7221719 | Apparatus and method for receiving BS digital broadcast | |||
| 215 | 7221718 | I/Q demodulator and I/Q signal sampling method thereof | |||
| 216 | 7203254 | Method and system for synchronizing in a frequency shift keying receiver | |||
| 217 | 7190742 | Differential receiver circuit with electronic dispersion compensation | |||
| 218 | 7184494 | Regenerated data signal generation apparatus | |||
| 219 | 7180963 | Digital receiver capable of processing modulated signals at various data rates | |||
| 220 | 7161993 | Method and apparatus for coding in a telecommunications system | |||
| 221 | 7158588 | System and method for obtaining accurate symbol rate and carrier phase, frequency, and timing acquisition for minimum shift keyed waveform | |||
2006 | |||||
| 222 | 7154956 | OFDM receiver for detecting FSK modulated signals | |||
| 223 | 7149266 | Signal receiver and method of compensating frequency offset | |||
| 224 | 7149261 | Image reject circuit using sigma-delta conversion | |||
| 225 | 7145967 | Signal frequency splitter and frequency shift key decoding apparatus using the same | |||
| 226 | 7145965 | Digital demodulator for terrestrial receiver | |||
| 227 | 7139334 | Cooperative code-enhanced multi-user communications system | |||
| 228 | 7139333 | Frequency error estimating receiver, and frequency error estimating method | |||
| 229 | 7139332 | Quadrature receiver sampling architecture | |||
| 230 | 7139331 | Characterizing channel response in a single upstream burst using redundant information from training tones | |||
| 231 | 7136432 | Robust burst detection and acquisition system and method | |||
| 232 | 7133470 | Receiver with offset compensation | |||
| 233 | 7133469 | Quadrature demodulator | |||
| 234 | 7133468 | Concurrent FM signal receiver | |||
| 235 | 7130361 | Telecommunication device with analog fourier transformation unit | |||
| 236 | 7120205 | Method and system for multiple-shift code acquisition of optical orthogonal codes in optical CDMA systems | |||
| 237 | 7116731 | Method and apparatus for adjusting symbol timing and/or symbol positioning of a receive burst of data within a radio receiver | |||
| 238 | 7116730 | Demodulation apparatus | |||
| 239 | 7116729 | Trimming of local oscillation in an integrated circuit radio | |||
| 240 | 7116728 | Quadrature alignment in communications receivers using dual delay lines | |||
| 241 | 7116727 | Frequency offset estimation apparatus for intersymbol interference channels | |||
| 242 | 7110477 | Gaussian frequency shift keying digital demodulator | |||
| 243 | 7110475 | Digital TV receiver | |||
| 244 | 7110474 | Method for determining a boundary of an information element, a system, and an electronic device | |||
| 245 | 7106809 | AM/FM/IBOC receiver architecture | |||
| 246 | 7095805 | Digital TV receiver | |||
| 247 | 7092459 | Frequency tracking using pilot and non-pilot symbols | |||
| 248 | 7092457 | Adaptive iterative detection | |||
| 249 | 7088787 | Post-FFT scaling to reduce multiple effects | |||
| 250 | 7088763 | Digital demodulation | |||
| 251 | 7082171 | Phase shifting applications of universal frequency translation | |||
| 252 | 7076002 | Method and apparatus for symbol boundary synchronization | |||
| 253 | 7076001 | System and method for an in-service decision-directed signal to noise ratio estimator | |||
| 254 | 7072414 | Gaussian minimum shift keying (GMSK) precoding communication method | |||
| 255 | 7069167 | Frequency response measurement | |||
| 256 | 7068739 | Method and system for providing a binary demodulator | |||
| 257 | 7068732 | Receiving apparatus and power control method | |||
| 258 | 7068731 | Apparatus and method for multi-channel receiver | |||
| 259 | 7061993 | CDMA receiver architecture for lower bypass switch point | |||
| 260 | 7049884 | Demodulation arrangement for a radio signal | |||
| 261 | 7046743 | Demodulator for demodulating digital modulated signals | |||
| 262 | 7039132 | Differential detection of GFSK signal using decision feedback and preamble for carrier, clock and frame synchronization | |||
| 263 | 7039119 | Method and apparatus for combining transponders on multiple satellites into virtual channels | |||
| 264 | 7035352 | Apparatus and method for signal acquisition in a FSK demodulator with integrated time and frequency tracking | |||
| 265 | 7035339 | Carrier recovery apparatus for digital QAM receivers | |||
| 266 | 7031405 | Carrier phase estimation based on single-axis constant modulus cost criterion and Bussgang criteria | |||
| 267 | 7031265 | Method and apparatus for performing packet detection processing | |||
| 268 | 7027528 | Timing recovery using the pilot signal in high definition TV | |||
| 269 | 7027497 | Adaptive equalization method and adaptive equalizer | |||
| 270 | 7020220 | Digital estimation and correction of I/Q mismatch in direct conversion receivers | |||
| 271 | 7020219 | Wireless user terminal and system having high speed, high resolution, digital-to-analog converter with off-line sigma delta conversion and storage | |||
| 272 | 7012972 | Minimization of phase equivocation in burst modems | |||
| 273 | 7010063 | Receiver circuit and method of processing a received signal | |||
| 274 | 7010062 | System and method for multi-carrier modulation | |||
| 275 | 7010061 | Configurable all-digital coherent demodulator system for spread spectrum applications | |||
| 276 | 7006584 | Demodulator and demodulating method for mobile phone | |||
| 277 | 7003054 | Receiving method and receiver | |||
| 278 | 7003047 | Tri-state integer cycle modulation | |||
| 279 | 6999527 | Phase demodulator, symbol timing recovery circuit and the method thereof | |||
| 280 | 6999526 | Method for simple signal, tone and phase change detection | |||
| 281 | 6990157 | All-digital FSK demodulation with selectable data rate and adjustable resolution | |||
| 282 | 6990156 | Frequency offset estimation for communication systems method and device for inter symbol interference | |||
| 283 | 6989710 | Binary frequency-shift keying demodulator and frequency-to-voltage converter | |||
| 284 | 6987816 | Iris data recovery algorithms | |||
| 285 | 6985540 | AM demodulator | |||
| 286 | 6985468 | Memory circuit and coherent detection circuit | |||
2005 | |||||
| 287 | 6968019 | IF FSK receiver | |||
| 288 | 6937666 | Wideband digital radio with transmit modulation cancellation | |||
| 289 | 6885283 | Combined tire pressure monitoring and keyless entry receiver | |||
| 290 | 6885282 | Combined tire pressure monitoring and keyless entry receiver | |||
| 291 | 6862324 | Data aided symbol timing system for precoded continuous phase modulated signals | |||
2004 | |||||
| 292 | 6836181 | FSK demodulation system | |||
| 293 | 6831953 | Method of, and a radio terminal for, detecting the presence of a 2-FSK signal | |||
| 294 | 6823026 | Apparatus and method for baseband detection | |||
| 295 | 6810092 | Method and circuitry for demodulating a digital frequency modulated signal | |||
| 296 | 6798678 | Frequency voltage converter | |||
| 297 | 6751272 | Dynamic adjustment to preserve signal-to-noise ratio in a quadrature detector system | |||
| 298 | 6735263 | Digital coherent envelope demodulation of FDMA signals | |||
| 299 | 6735259 | Method and apparatus for optimization of a data communications system using sacrificial bits | |||
| 300 | 6714983 | Modular, portable data processing terminal for use in a communication network | |||
| 301 | 6703896 | Method and demodulator for FSK demodulation, and receiver including such a demodulator device | |||
| 302 | 6690740 | Methods and apparatus for providing robust synchronization of radio transceivers | |||
| 303 | 6687314 | Method and apparatus for performing analog mode operations when receiving data and signaling tones in a wireless TDMA system | |||
| 304 | 6686861 | Slice circuit capable of accurate conversion of an analog signal to a digital signal | |||
2003 | |||||
| 305 | 6671333 | Method and apparatus for recovering a payload signal from a signal that has been modulated by frequency shift keying | |||
| 306 | 6625233 | Method and apparatus in a wireless receiver for demodulating a continuous-phase frequency-shift-keyed signal | |||
| 307 | 6597251 | Method for demodulating signal | |||
| 308 | 6570937 | Frequency scanning FSK receiver | |||
| 309 | 6546237 | Differential FM detector for radio receivers | |||
| 310 | 6542557 | Method and apparatus for high speed signaling | |||
| 311 | 6529565 | Circuit for detecting a center error to correct same | |||
2002 | |||||
| 312 | 6487240 | Apparatus for receiving and recovering frequency shift keyed symbols | |||
| 313 | 6480555 | Method and apparatus for extended range frequency correction burst detection | |||
| 314 | 6480060 | FSK signal demodulating integration-discharge circuit | |||
| 315 | 6359951 | Method and apparatus for high speed signaling | |||
2001 | |||||
| 316 | 6288618 | Logic-based architecture for FSK modulation and demodulation | |||
| 317 | 6266521 | Receiver and method for demodulating reception signals | |||
| 318 | 6232906 | Quaternary FSK receiver and method of judging signals in quaternary FSK receiver | |||
| 319 | 6212241 | Digital modulated signal receiver | |||
| 320 | 6208696 | Low power density radio system | |||
| 321 | 6188733 | Center frequency error detecting circuit for FSK signal receiver | |||
| 322 | 6169769 | Method and apparatus for bias suppression in a VCO based FM transmission system | |||
2000 | |||||
| 323 | 6148047 | DC offset compensation for zero if quadrature demodulator | |||
| 324 | 6137831 | Method and apparatus for reducing receiver imposed distortion | |||
| 325 | 6130920 | Method and apparatus for accurate synchronization using symbol decision feedback | |||
| 326 | 6072848 | Method and apparatus for constructing a digital phase differentiator incorporating a dynamic decrement counter | |||
1999 | |||||
| 327 | 6006082 | FM demodulating device using an extended kalman filter | |||
| 328 | 6002726 | FM discriminator with automatic gain control for digital signal processors | |||
| 329 | 5999577 | Clock reproducing circuit for packet FSK signal receiver | |||
| 330 | 5987075 | FSK signal receiver | |||
| 331 | 5949829 | Central error detecting circuit for FSK receiver | |||
| 332 | 5949280 | Multivalued FSK demodulation window comparator | |||
| 333 | 5936546 | Variable format radio pager having power saving mode during binary code transmission | |||
| 334 | 5933455 | Data slicer for demodulated binary FSK signals in a time division duplex radio environment | |||
| 335 | 5917871 | Bit synchronization circuit and method capable of correct bit synchronization for both 2-value and 4-value FSK transmission signals | |||
| 336 | 5913155 | Broadcasting signal receiving apparatus and pulse counting demodulators | |||
| 337 | 5887028 | Digital receiver | |||
| 338 | 5878084 | Method and apparatus for recovering the independent bit streams from each of two co-channel frequency modulated carriers | |||
| 339 | 5867776 | Receiver for receiving text-based multiplex broadcasts | |||
1998 | |||||
| 340 | 5832038 | Method and apparatus for classifying a multi-level signal | |||
| 341 | 5812609 | Communication intercept device using digital drop receivers in multiple tiers | |||
| 342 | 5781064 | Digital filtering system for filtering digital outputs of a four level FSK demodulator | |||
| 343 | 5761259 | Apparatus, method and article of manufacture for carrier frequency compensation in a FM radio | |||
| 344 | 5757858 | Dual-mode digital FM communication system | |||
| 345 | 5754587 | Method and apparatus for bias suppression in a VCO based FM transmission system | |||
| 346 | 5742641 | Apparatus, method and article of manufacture for the dynamic compensation of FM deviation in a FM radio receiver | |||
| 347 | 5732110 | Receiver having an adjustable symbol slice demodulator | |||
| 348 | 5715414 | Four-value data wireless signal receiver | |||
1997 | |||||
| 349 | 5663989 | Control arrangements for digital radio receivers | |||
| 350 | 5644601 | Method and apparatus for bias suppression in a VCO based FM transmission system | |||
| 351 | 5629959 | Wideband square-law detector having a triangular frequency characteristic as well as a transmission system and a receiver including such a detector | |||
| 352 | 5623225 | Quadrature signal demodulation using quantizing and accumulating | |||
1996 | |||||
| 353 | 5567925 | Hand-held data capture system with interchangeable modules | |||
| 354 | 5555276 | Method of and apparatus for controlling modulation of digital signals in frequency-modulated transmissions | |||
1994 | |||||
| 355 | 5365546 | Method of and apparatus for controlling modulation of digital signals in frequency-modulated transmissions | |||
| 356 | 5365120 | Data slicer with hold | |||
| 357 | 5331136 | Hand-held data capture system with interchangeable modules | |||
| 358 | 5313053 | Laser scanner module having integral interfacing with hand-held data capture terminal | |||
1993 | |||||
| 359 | 5272559 | Truncated frequency discriminator | |||
| 360 | 5264805 | Amplifier for limiter | |||
| 361 | 5218187 | Hand-held data capture system with interchangeable modules | |||
| 362 | 5197085 | Radio receiver | |||
| 363 | 5197084 | Automatic information acquisition system | |||
1992 | |||||
| 364 | 5148449 | Centering multi-level data | |||
| 365 | 5105444 | System for high speed data tranmission | |||
1991 | |||||
| 366 | 5068544 | FSK data waveform shaping circuit | |||
| 367 | 5053717 | FSK demodulator | |||
| 368 | 5052020 | Method of and apparatus for controlling modulation of digital signals in frequency-modulated transmissions | |||
| 369 | 5027352 | Receiver frequency offset bias circuit for TDM radios | |||
| 370 | 5020080 | Demodulation method and demodulator for digital signals with amplitudes of constant envelope, continuously modulated in phase and/or in frequency | |||
| 371 | 4984297 | Four level frequency shift keying optical communication apparatus | |||
1990 | |||||
| 372 | 4945312 | Method and device for the demodulation of signals with constant envelope and continuous phase angle modulation by a train of binary symbols tolerating frequency drifts | |||
| 373 | 4929851 | Data limiter for a radio pager | |||
| 374 | 4910753 | FSK demodulating device | |||
1989 | |||||
| 375 | 4887314 | Optical FSK demodulator | |||
| 376 | 4853944 | Digital AM/FM/.phi.M demodulator | |||
| 377 | 4839919 | Telephone and demodulator | |||
| 378 | 4800575 | Modem FSK demodulation method and apparatus | |||
1988 | |||||
| 379 | 4792952 | Signal receiver | |||
| 380 | 4759080 | Coherent optical communication system with FSK heterodyne or homodyne detection and little influence by distortion of a modulated optical signal | |||
1987 | |||||
| 381 | 4682123 | Digital voice and data frequency modulation circuit | |||
| 382 | 4674105 | Digital signal processor | |||
1985 | |||||
| 383 | 4541101 | Process and device for voice interpolation in a transmission system for digitized voice | |||
| 384 | 4535297 | Binary signal demodulator with comparative value decision circuitry | |||
| 385 | 4528513 | Digital FM ratio detector with gain-controlled filter | |||
1984 | |||||
| 386 | 4488120 | Frequency shift keying demodulator using a phase locked loop and voltage comparator | |||
| 387 | 4485448 | Apparatus and method for detecting the onset of a frequency shift keyed signal | |||
| 388 | 4481678 | Signal receiving circuit for optical communication | |||
| 389 | 4459699 | Differential sample and hold coupling circuit | |||
| 390 | 4447909 | Circuit for rapid recognition of FSK signals in a radio channel | |||
| 391 | 4433422 | Frequency measuring system for alternating frequency signals | |||
| 392 | 4429404 | FSK Data operated switch | |||
1983 | |||||
| 393 | 4423519 | Apparatus and method for detecting the onset of a frequency shift keyed signal | |||
| 394 | 4388730 | Noise detector and data signal receiver for a frequency modulation system | |||
1982 | |||||
| 395 | 4365205 | Demodulator for signal which is frequency modulated by digital data | |||
| 396 | 4355401 | Radio transmitter/receiver for digital and analog communications system | |||
1981 | |||||
| 397 | 4304004 | Apparatus for transmission and reception of frequency modulated digital communication signals | |||
| 398 | 4286223 | Wideband digital frequency discriminator and phase and frequency detector | |||
1980 | |||||
| 399 | 4197501 | System for reception of frequency modulated digital communication signals | |||
1979 | |||||
| 400 | 4151475 | Compensation circuit for multi-path propagation distortion in binary frequency modulated signals | |||
1978 | |||||
| 401 | 4114097 | Frequency shift signal receiver | |||
| 402 | 4096442 | Crosstalk corrector and decision device for FSK | |||
| 403 | 4091361 | Noise-immune carrier current actuated control | |||
| 404 | 4079316 | Sliding tone command receiver system | |||
| 405 | 4071829 | Coherent phase detector using a frequency discriminator | |||
1977 | |||||
| 406 | 4044202 | Plural frequency signalling systems | |||
| 407 | 4041406 | Method and apparatus for the determination of the transition of digital data signals modulated with two different signal frequencies | |||
| 408 | 4021744 | Demodulator for frequency-keyed communication system | |||
| 409 | 4015082 | Multi-channel signal decoder | |||
1976 | |||||
| 410 | 3980961 | Frequency demodulator for a FSK data transmission system | |||
| 411 | 3961277 | Frequency demodulator, especially for data-transmission system | |||
| © 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 | |||||