СПИСОК патентов США - подгруппа МПК16 H04L25/40


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2017

19596074Clock recovery for data signals
29565124Low-latency network interface
39565036Techniques for adjusting clock signals to compensate for noise
49559882Apparatus and methods for flexible provision of control data in large data structures
59553744Two-dimensional (2D) burst marker (BM) to identify data start and stop

2016

69515859Delta modulated low-power EHF communication link
79509490Reference clock sharing
89473254Apparatus and design method
99467220Controller device implemented in a repeating system associated with a vehicle for extending network signal range
109444515Short-range zigbee compatible receiver with near-threshold digital baseband
119419788Data transfer clock recovery for legacy systems
129419594Clock data recovery system
139337848Clock and data recovery device
149330741Semiconductor devices
159319100Delay compensation for variable cable length
169313058Compact and fast N-factorial single data rate clock and data recovery circuits
179288088Synchronizing the behavior of discrete digital devices
189281934Clock and data recovery with high jitter tolerance and fast phase locking
199264268Periodic time segment sequence based decimation

2015

209209843Fine phase estimation for highly spectrally efficient communications
219203665Resource optimization by implementing multiple instances of a soft modem with a single microcontroller
229197396Out-of-lock based clock acquisition
239191194Data transfer clock recovery for legacy systems
249191183Using decision feedback phase error correction
259166604Timing monitor for PLL
269160585Data interface synchronization
279160520Serializer and serializing apparatus using the same
289106504Methods and apparatus for aligning signals in transceiver circuitry
299106488Energy efficient highway addressable remote transducer soft modem
309077352Clock regeneration circuit, light receiving circuit, photocoupler, and frequency synthesizer
319069466Methods and apparatus for source-synchronous circuits
329001951Techniques for transferring time information between clock domains
338964924Method and device for clock recovery
348958516NICAM decoder with output resampler
358958515SerDes jitter tolerance BIST in production loopback testing with enhanced spread spectrum clock generation circuit
368929499System timing margin improvement of high speed I/O interconnect links by using fine training of phase interpolator

2014

378885786Fine phase estimation for highly spectrally efficient communications
388831161Methods and apparatus for low power audio visual interface interoperability
398811556Receiving circuit, clock recovery circuit, and communication system
408798223Clock and data recovery unit without an external reference clock
418718215Method and apparatus for deskewing data transmissions
428699648Apparatus and methods of receiver offset calibration

2013

438619934Clock data recovery system
448605850Method and system for providing phase reference signal
458599984Wide frequency range delay locked loop
468598910Timestamping logic with auto-adjust for varying system frequencies
478588357Phase selector capable of tolerating jitter and method thereof, and clock and data recovery circuit
488588355Timing recovery controller and operation method thereof
498587337Method and apparatus for capturing and synchronizing data
508565363Fine phase estimation for highly spectrally efficient communications
518559580Asynchronous calibration for eye diagram generation
528537950Architecture to remove a bimodal dynamic DC offset in direct conversion receiver
538498370Method and apparatus for deskewing data transmissions
548494104NICAM decoder with output resampler
558483344Fast lock serializer-deserializer (SERDES) architecture
568451970Variable delay circuit and delay-locked loop including the same
578416907Method and apparatus for integral state initialization and quality of lock monitoring in a clock and data recovery system
588411812Wide frequency range delay locked loop
598411810Receiving circuit with adaptive synchronization and method thereof
608391436Receiving apparatus, transmission apparatus, and transmission method
618385496Apparatus and methods of receiver offset calibration
628363772Methods for eliminating phase distortion in signals

2012

638340230Receiving device, receiving method, and program
648325783Spreading code optimization based on quality factors
658290107Clock data recovery circuit
668275083Integrated circuit for an asynchronous serial data transfer with a bit length counter
678238506Phase-discriminating device and method
688238504Clock generation circuit and system
698233577Apparatus and method for routing of signals
708189728Jitter measurement
718180011Clock and data recovery loop with ISI pattern-weighted early-late phase detection
728175207ISI pattern-weighted early-late phase detector with jitter correction
738165257Methods and apparatus for interface buffer management and clock compensation in data transfers
748132041Method and apparatus for generating or utilizing one or more cycle-swallowed clock signals
758121240Statistical measurement of average edge-jitter placement on a clock signal
768116417Deskewing method and apparatus, and data reception apparatus using the deskewing method and apparatus

2011

778073092Automatic synchronization of an internal oscillator to an external frequency reference
788027394Reducing data stream jitter during deinterleaving
798019035Noise shaped interpolator and decimator apparatus and method
807995696System and method for deskewing data transmitted through data lanes
817995695Data alignment method for arbitrary input with programmable content deskewing info
827986759Data output method, data output apparatus and communication system
837965634Transmission rate adjustment device and method
847953199Synchronization error tracking device and method thereof
857945009Jitter measurement
867940877Signal edge detection circuitry and methods
877920665Symmetrical range controller circuit and method
887903776Jitter measurement apparatus, jitter calculator, jitter measurement method, program, recording medium, communication system and test apparatus

2010

897831006Circuit to reduce transient current swings during mode transitions of high frequency/high power chips
907831005Jitter suppression circuit
917826583Clock data recovery apparatus
927817769Real time clock rate checker and recovery mechanism
937817765Digital transmission apparatus and methods
947804925Detection arrangement, counter unit, phase locked loop, detection method and method for generating an oscillator signal
957792234Method and apparatus for integral state initialization and quality of lock monitoring in a clock and data recovery system
967782927Generating a transmission clock signal and a reception clock signal for a transceiver using an oscillator
977778373Sampling rate mismatch solution
987769476Data reproducing system and data streaming system
997769121Phase detector for data communications
1007760838Deskewing method and apparatus, and data reception apparatus using the deskewing method and apparatus
1017751519Phase rotator for delay locked loop based SerDes
1027725754Dual clock interface for an integrated circuit
1037716514Dynamic clock phase alignment between independent clock domains
1047715512Jitter measurement apparatus, jitter measurement method, and recording medium
1057688927Method and apparatus for clock recovery
1067680233Adaptive sampling rate converter
1077656983Dual clock domain deskew circuit
1087653167Phase deglitch circuit for phase interpolator for high-speed serial I/O applications
1097643600Techniques for performing gain and phase correction in a complex radio frequency receiver
1107643599Method and apparatus for detecting linear phase error

2009

1117639768Method for improving performance in a mobile device
1127634036System and method for deriving symbol timing
1137630467Data recovery circuits using oversampling for best data sample selection
1147627790Apparatus for jitter testing an IC
1157620857Controllable delay device
1167606342Tracking the phase of a received signal
1177606341Circuit for bit alignment in high speed multichannel data transmission
1187602875Sampling rate conversion method and apparatus
1197593499Apparatus and method for low power routing of signals in a low voltage differential signaling system
1207593498Method and apparatus for automatic rate identification and channel synchronization in a master-slave setting for high data throughput applications
1217570727Data transmission controller and sampling frequency converter
1227545899System and method of phase-locking a transmit clock signal phase with a receive clock signal phase
1237508895Oversampling apparatus, decoding LSI chip, and oversampling method
1247499516Methods and apparatus for interface buffer management and clock compensation in data transfers

2008

1257450678Asynchronous signal input apparatus and sampling frequency conversion apparatus
1267430264Method to reduce transient current swings during mode transitions of high frequency/high power chips
1277418012Method and device for time-synchronized relaying of signals
1287409026Device and method for detecting the phase of a signal
1297397880Synchronization circuit and synchronization method
1307379521Delay circuit with timing adjustment function
1317369637Adaptive sampling rate converter
1327362840Circuit and method for adjusting timing alignment using programmable codes

2007

1337310399Clock signal circuitry for multi-protocol high-speed serial interface circuitry
1347295641Phase alignment circuitry and methods
1357292670System and method for automatically correcting duty cycle distortion
1367277517Method for achieving symbol alignment to a pre-existing ADSL data exchange
1377248662System and method for deriving symbol timing
1387227919Data sampler for digital frequency/phase determination
1397225411Efficient transformation of information between a source schema and a target schema
1407224759Methods and apparatus for delay free phase shifting in correcting PLL phase offset
1417221725Host interface data receiver
1427218696Synchronizing carrier frequencies of co-channel amplitude-modulated broadcast
1437212599Jitter and wander reduction apparatus
1447206368Compensating jitter in differential data signals
1457197099Delay circuit with timing adjustment function
1467197098High-speed serial data recovery
1477190753Method and apparatus for temporally correcting a data signal
1487187741Clock domain crossing FIFO
1497170961Method and apparatus for frequency-domain tracking of residual frequency and channel estimation offsets

2006

1507151379Techniques to test transmitted signal integrity
1517145974Apparatus and method for transmitting data between transmission systems using dissimilar phase clocks
1527133483Apparatus and method for a jitter cancellation circuit
1537127022Clock and data recovery circuits utilizing digital delay lines and digitally controlled oscillators
1547126646Device and method for tracking phase error in digital TV receiver
1557099425Adjustment circuit and method for tuning of a clock signal
1567054400Digital AV signal processing apparatus
1577054331Multi-lane receiver de-skewing
1587050522Phase rotator and data recovery receiver incorporating said phase rotator
1597039145Control loop apparatus and method therefor
1607035253Communication timing coordination techniques
1617027545Data sampler for digital frequency/phase determination
1627012982Method and system for de-jittering of transmitted MPEG-2 and MPEG-4 video
1637010075Sampling system
1647006589Frequency synthesizer with phase restart
1657003064Method and apparatus for periodic phase alignment
1666990123Method and apparatus for redundant transmission over TDMA optical networks

2005

1676960933Variable data width operation in multi-gigabit transceivers on a programmable logic device
1686956920Apparatus and method for low power routing of signals in a Low Voltage Differential Signaling system
1696954491Methods and systems for sending side-channel data during data inactive period
1706944248Data rate calibration for asynchronous serial communications
1716937078Circuit configuration for regenerating clock signals
1726906555Prevention of metastability in bistable circuits
1736906549Asynchronous coupling and decoupling of chips
1746900665Transfer of digital data across asynchronous clock domains
1756850561Predictable updating of a baud divisor of an asynchronous serial port during data reception

2004

1766825693Remote receiver detection
1776819146Data receiver and data receiving method using signal integration
1786795494Receiver architecture using mixed analog and digital signal processing and method of operation
1796771716Method of communication with coherence checking and device for the implementation thereof
1806765958High-speed adaptive interconnect architecture
1816748033De-interleave circuit
1826717439Data transmitting/receiving buffer
1836690757High-speed interconnection adapter having automated lane de-skew

2003

1846643341Voice and image signal transmission method using code output
1856639434Low voltage differential signaling systems and methods
1866636573Precision timing generator system and method
1876617877Variable data width operation in multi-gigabit transceivers on a programmable logic device
1886597198Current mode bidirectional port with data channel used for synchronization
1896577691Precision timing generator apparatus and associated methods
1906545617Asynchronous serial data receiving device and asynchronous serial data transmitting device

2002

1916459393Apparatus and method for optimized self-synchronizing serializer/deserializer/framer
1926452976Data transfer circuit with reduced current consumption
1936388717Digital television transmitting system having data and clock recovering circuit
1946369723Replacement of special characters in a data stream

2001

1956304623Precision timing generator system and method
1966269134Data transmission method and apparatus in pulse amplitude modulation communication system
1976262993Computer and peripheral networking device permitting the practical use of buffer insertion-based networks while communicating over unshielded twisted pair conductive media
1986229866Apparatus for detecting errors in asynchronous data receiver and transmitter
1996215817Serial interface device

2000

2006128317Transmitter and receiver supporting differing speed codecs over single links
2016069900Baud rate generator
2026061411Method and apparatus for synchronizing a serial bus clock to a serial bus function clock
2036054942System and method for scaleable encoding and decoding of variable bit frames
2046052050Two-wire signal transmitter and method for maintaining integrity of electrical contacts

1999

2055917872Single chip device for decoding analog signals carrying digital data
2065886539Communication within an integrated circuit by data serialization through a metal plane
2075878281Synchronous serial data transfer device
2085877702Remote control system, start bit for biphase encoding scheme
2095870437Apparatus and method for detecting end of serial bit stream

1998

2105854840Data transmission protocol method and apparatus
2115841986Method for the transmission of binary asynchronous data via a synchronous channel
2125838747Asynchronous serial data transmission apparatus with edge interrupt operation and timer interrupt operation
2135787132Data communication system having improved synchronization capability
2145760707Method of transmitting multiple serial signals
2155754129Data conversion circuit
2165748684Resynchronization of a synchronous serial interface
2175727036High bit rate start code searching and detecting circuit and method
2185719747Interface unit for communication device with parts positioned on a printed-wiring board for achieving desirable operating characteristics

1997

2195684826RS-485 multipoint power line modem
2205668810Data transmission protocol method and apparatus
2215623522Asynchronous serial data receiving device
2225623515Data communication system for reducing a risk of transmission errors
2235608757High speed transport system

1996

2245498976Parallel buffer/driver configuration between data sending terminal and data receiving terminal

1995

2255408501Data transfer system
2265394442Optical communications transmitter and receiver

1994

2275363418Data transmitter and receiver and the data control method thereof
2285321323Surge limited low power transceiver circuit
2295313501Method and apparatus for deskewing digital data
2305287458Buffered asynchronous communications elements with receive/transmit control and status reporting

1993

2315272558Two level fiber optic communication from three-value electronic signal source
2325249186Apparatus for detecting the start of frame in bipolar transmission systems
2335241660Buffered asynchronous communications element with receive/transmit control and status reporting
2345237563Four-wire line unit interface circuit
2355223832Serial data transmission circuit
2365222002Semiconductor integrated circuit which performs phase synchronization
2375182745Data transmission method and arrangement

1992

2385163072Optical communications transmitter and receiver
2395117135Frequency and phase detection circuit in NRZ bit synchronous system
2405081646Extended-length parallel cable

1991

2415077552Interface for coupling audio and video equipment to computer
2425051980Data communication interface device
2435027381Over speed data rate adjustment method and apparatus in an asynchronous data stream
2445025459Optical communications transmitter and receiver
2454984194Method and apparatus for transferring data between two data processing equipments each driven by an independent clock

1989

2464852128Optical communications transmitter and receiver
2474823312Asynchronous communications element
2484807231Multiplex communication method

1988

2494786797Electro-optical data handling system with noise immunity
2504764939Cable system for digital information
2514761763Rate adaptation circuit and method for asynchronous data on digital networks
2524740957Asynchronous addressable electronic key telephone system

1987

2534665535Code regenerative system
2544642629Enhanced distance data transmission system
2554636654GaAs differential line receiver with positive feedback

1986

2564633489Interface unit inserted between a data transfer unit and a processor unit
2574611326Circuitry for identifying the validity of received data words
2584592072Decoder for self-clocking serial data communications

1985

2594556850Serial to parallel data conversion circuit
2604539680Chip to chip information bit transmission process and device
2614503472Bipolar time modulated encoder/decoder system

1984

2624463354Apparatus for communicating utility usage related information from a utility usage location to a portable utility usage registering device
2634450572Interface for serial data communications link

1983

2644417320Interface for data communication systems using serial biphase data transmissions
2654408307Optical transmission of digital seismic data

1982

2664366478Signal transmitting and receiving apparatus

1981

2674284953Character framing circuit
2684263591Electric transmission system
2694255813Dicode transmission system

1980

2704218758Parallel-to-serial binary data converter with multiphase and multisubphase control
2714191849Data synchronization circuit

1979

2724157458Circuit for use either as a serial-parallel converter and multiplexer or a parallel-serial converter and demultiplexer in digital transmission systems

1978

2734107656Data communication receiver and transfer apparatus
2744101834Methods and apparatus for rejection of interference in a digital communications system
2754101732Start and stop system
2764092599Annunciator communication system
2774078204Di-phase pulse receiving system
2784071705Quantized non-synchronous clipped speech multi-channel coded communication system
2794071692Data transmission systems
2804065862Method and apparatus for synchronizing data and clock signals

1977

2814048673CPU - I/O bus interface for a data processing system
2824027301System for serially transmitting parallel digital data
2834015252High speed serial data synchronization scheme

1976

2843963871Analysis device for establishing the binary value of asynchronous data signals
2853946379Serial to parallel converter for data transmission
© 2017, ПАТ-Инфо, В.И. Карнышев
Дата формирования списка: 03.04.2017