СПИСОК патентов США - подгруппа МПК16 H04L27/148
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| № п/п | Номер патента | Название патента | |||
2017 | |||||
| 1 | 9577718 | Systems and methods for inductively coupled communications | |||
| 2 | 9571316 | Method and apparatus for designing frequency-spatial filter with variable bandwidth | |||
| 3 | 9571315 | Sensor systems and methods utilizing band pass filter tuning | |||
| 4 | 9556727 | Method and apparatus for acoustic downhole telemetry and power delivery system using transverse or torsional waves | |||
2016 | |||||
| 5 | 9525576 | Self-adapting phase-locked loop filter for use in a read channel | |||
| 6 | 9450793 | Device and method of sequence detection for frequency-shift keying | |||
| 7 | 9444673 | Methods and systems for down-converting a signal using a complementary transistor structure | |||
| 8 | 9432231 | Digital frequency modulation receiver with frequency variation signal and demodulation method used by the same | |||
| 9 | 9407482 | Tunable RF N-path filter | |||
| 10 | 9387866 | Automatic train stop control system | |||
| 11 | 9385767 | Apparatus for correcting multipath errors in carrier phase measurements of a navigation receiver | |||
| 12 | 9372663 | Direct digital synthesis of signals using maximum likelihood bit-stream encoding | |||
| 13 | 9350591 | Method and system for down-converting an electromagnetic signal | |||
| 14 | 9319262 | Methods and systems for down-converting a signal | |||
| 15 | 9306792 | Methods and systems for down-converting a signal | |||
| 16 | 9288100 | Method and system for down-converting and electromagnetic signal | |||
| 17 | 9276789 | Demodulator for frequency-shift keyed signals by using the Goertzel algorithm | |||
| 18 | 9270503 | Methods, devices and systems for receiving and decoding a signal in the presence of noise using slices and warping | |||
| 19 | 9246737 | Method and system for down-converting an electromagnetic signal | |||
| 20 | 9246736 | Method and system for down-converting an electromagnetic signal | |||
2015 | |||||
| 21 | 9219512 | Integrated receiver and integrated circuit having integrated inductors and method therefor | |||
| 22 | 9178733 | Intermediate frequency receiver with dynamic selection of the intermediate frequency used | |||
| 23 | 9154233 | Frequency modulation signal demodulator and light receiving apparatus | |||
| 24 | 9143087 | Adaptive FM demodulator supporting multiple modes | |||
| 25 | 9134435 | Image-pickup system capable of sensing an end of radiation during an accumulation operation and method of controlling same | |||
| 26 | 9106491 | Receiver circuit and filtering method used therein | |||
| 27 | 9077592 | Low phase-noise indirect frequency synthesizer | |||
| 28 | 9049081 | Receiver | |||
2014 | |||||
| 29 | 8842206 | Imaging device and camera system including sense circuits to make binary decision | |||
2013 | |||||
| 30 | 8488034 | Imaging device and camera system including sense circuits to make binary decision | |||
2009 | |||||
| 31 | 7532152 | Automotive radar system | |||
| 32 | 7477679 | Spread spectrum demodulator employing frequency detection | |||
2004 | |||||
| 33 | 6785347 | Nonlinear-least squares based method and apparatus for FSK signal decoding | |||
2003 | |||||
| 34 | 6639458 | FM demodulator capable of providing demodulated data with high determination accuracy | |||
2002 | |||||
| 35 | 6498568 | Pipeline communication system | |||
| 36 | 6487260 | Method and apparatus for efficient correlation detection | |||
2001 | |||||
| 37 | 6263014 | Method and apparatus for correlation detection of multi-level signals with non-standard deviations | |||
2000 | |||||
| 38 | 6047033 | Apparatus and method for signal timing error detection | |||
| 39 | 6020839 | Analog technique to detect asymmetric radio frequency pulses | |||
1998 | |||||
| 40 | 5828708 | CID demodulator for DCT | |||
| 41 | 5818296 | FSK demodulator using goertzel's discrete fourier transform | |||
| 42 | 5796787 | Receiver and method thereof | |||
| 43 | 5748036 | Non-coherent digital FSK demodulator | |||
| 44 | 5729577 | Signal processor with improved efficiency | |||
1997 | |||||
| 45 | 5663989 | Control arrangements for digital radio receivers | |||
| 46 | 5612617 | Frequency detection circuit | |||
1996 | |||||
| 47 | 5550865 | Frequency modulator for data transceiver | |||
| 48 | 5533056 | Data encoder/decoder for data transceiver | |||
| 49 | 5521947 | Phase detection reset in phase locked loops used for direct VCO modulation | |||
| 50 | 5515364 | Radio frequency telecommunications transceiver | |||
| 51 | 5493583 | Wireless data transceiver | |||
1995 | |||||
| 52 | 5471187 | Data signal comparation with self-adjusting threshold | |||
| 53 | 5450086 | Self-tuning receiver/decoder for frequency shift keying RF data transmission | |||
| 54 | 5444737 | Wireless data transceiver | |||
| 55 | 5412687 | Digital communications equipment using differential quaternary frequency shift keying | |||
| 56 | 5410315 | Group-addressable transponder arrangement | |||
1994 | |||||
| 57 | 5287516 | Demodulation process for binary data | |||
1991 | |||||
| 58 | 5039951 | Josephson junction FSK demodulator | |||
| 59 | 5015961 | Frequency shift demodulator | |||
| 60 | 5012492 | Apparatus and method for detecting a carrier signal | |||
1989 | |||||
| 61 | 4866771 | Signaling system | |||
| 62 | 4814717 | FSK frequency discriminator for a coherent optical transmission system | |||
1988 | |||||
| 63 | 4726041 | Digital filter switch for data receiver | |||
| 64 | 4723310 | Digital data transmission system by coherent light wave modulation | |||
1987 | |||||
| 65 | 4639935 | Apparatus for correcting frequency-dependent attenuation of the transmitting medium in signal transmission | |||
1985 | |||||
| 66 | 4543547 | Demodulation filter for a signal modulated in binary frequency manner | |||
| 67 | 4523324 | Direct modulation FM data receiver | |||
1983 | |||||
| 68 | 4382232 | Device for demodulating signals modulated by frequency-shift keying | |||
1982 | |||||
| 69 | 4355407 | Device for disconnecting the receiver in case of a small signal-to-noise ratio for a digital-modulated radio system | |||
1981 | |||||
| 70 | 4291275 | Frequency demodulation system | |||
1979 | |||||
| 71 | 4156229 | Bit identification system for borehole acoustical telemetry system | |||
1977 | |||||
| 72 | 4056838 | In-band signal-to-noise ratio monitor for an FSK relaying system | |||
| 73 | 4054842 | Channel gain imbalance compensation for FSK demodulator | |||
| 74 | 4015082 | Multi-channel signal decoder | |||
1976 | |||||
| 75 | 3955142 | Single-sideband radiotelephone system | |||
| 76 | 3947769 | Threshold correction system in FSK transmissions | |||
| © 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017 | |||||