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Class Information
Number: 370/511
Name: Multiplex communications > Communication techniques for information carried in plural channels > Combining or distributing information via time channels > Synchronizing > Using synchronization information contained in a frame > Synchronization information is distributed over multiple frames > Using redundant synchronization words
Description: Subject matter wherein plural identical synchronizing words are transmitted so that the words may be compared to ensure the proper recognition of the synchronizing words.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8711990 Frame syncrhonization in orthogonal frequency-division multiplexing systems Apr. 29, 2014
8705579 Generating and implementing a signal protocol and interface for higher data rates Apr. 22, 2014
8705656 Transmission and reception apparatus and method Apr. 22, 2014
8681817 Generating and implementing a signal protocol and interface for higher data rates Mar. 25, 2014
8675689 Method of time synchronization of free running nodes in an avionics network Mar. 18, 2014
8649454 Receiving apparatus that receives packet signal in which a known signal is placed in the beginning of packet signal Feb. 11, 2014
8619786 Facilitating distributed channel access for transmissions in a wireless communication environment Dec. 31, 2013
8615032 Process for sub-microsecond time transfer using weak GPS/GNSS signals Dec. 24, 2013
8605847 Receiver training with cycle slip detection and correction Dec. 10, 2013
8576961 System and method for adaptive overlap and add length estimation Nov. 5, 2013
8571150 Frequency offset compensation apparatus Oct. 29, 2013
8532234 Automatic frequency offset compensation method and device Sep. 10, 2013
8526554 Apparatus and method for deskewing serial data transmissions Sep. 3, 2013
8520787 Apparatus and method for deskewing serial data transmissions Aug. 27, 2013
8514920 Methods and apparatus for pseudo asynchronous testing of receive path in serializer/deserializer devices Aug. 20, 2013
8509073 System and process for packet delineation Aug. 13, 2013
8428206 Low complexity fine timing synchronization method and system for stimi Apr. 23, 2013
8416902 Clock and data recovery for burst-mode serial signals Apr. 9, 2013
8412250 Methods and systems for slow associated control channel signaling Apr. 2, 2013
8391341 Process for sub-microsecond time transfer using weak GPS/GNSS signals Mar. 5, 2013
8392931 Data transfer protocol for data replication between multiple pairs of storage controllers on a SAN fabric Mar. 5, 2013
8385374 Multilane communication device Feb. 26, 2013
8374229 Method for the detection and generation of a useful signal and associated devices and communications system Feb. 12, 2013
8369386 Receiver, signal processing method and program Feb. 5, 2013
8363681 Method and apparatus for using ranging measurements in a multimedia home network Jan. 29, 2013
8358726 Method for source synchronous high-speed signal synchronization Jan. 22, 2013
8345714 Cell search method and apparatus for asynchronous mobile communication system Jan. 1, 2013
8320360 Method and apparatus for fast cell search Nov. 27, 2012
8320508 Joint estimation of channel and preamble sequence for orthogonal frequency division multiplexing systems Nov. 27, 2012
8311031 Cell search method, forward link frame transmission method, apparatus using the same and forward link frame structure Nov. 13, 2012
8290094 Methods and systems for measuring data pulses Oct. 16, 2012
8284888 Frequency and phase acquisition of a clock and data recovery circuit without an external reference clock Oct. 9, 2012
8284872 Burst mode receiver Oct. 9, 2012
8279986 Digital receiver, controlling method of the apparatus, computer program product, and recording medium recording thereon the product Oct. 2, 2012
8275025 Methods and apparatus for pseudo asynchronous testing of receive path in serializer/deserializer devices Sep. 25, 2012
8270545 Methods and systems using fine frequency tracking loop design for WiMAX Sep. 18, 2012
8238490 Method and circuit for determining a Doppler shift of a signal Aug. 7, 2012
8229052 Apparatus and method for transmitting/receiving secondary synchronization channel in a broadband wireless communication system Jul. 24, 2012
8228923 Method and apparatus for measuring system latency using global time stamp Jul. 24, 2012
8213292 System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design Jul. 3, 2012
8199695 Clock signal synchronization among computers in a network Jun. 12, 2012
8184665 Network device May. 22, 2012
8180007 Method for clock and data recovery May. 15, 2012
8170166 Methods and systems for combining timing signals for transmission over a serial interface May. 1, 2012
8165249 Apparatus and method for estimating and compensating time offset and/or carrier frequency offset in MIMO system based OFDM/OFDMA Apr. 24, 2012
8160169 Frame synchronization in orthogonal frequency-division multiplexing systems Apr. 17, 2012
8140702 System and method of maximizing utility in media delivery network Mar. 20, 2012
8130876 Method for receiving a multi-carrier signal, transmission method, corresponding receiver and transmitter Mar. 6, 2012
8125976 Apparatus for generating down link signal, and method and apparatus for cell search in cellular system Feb. 28, 2012
8086271 Network architecture for mobile communication network with billing module for shared resources Dec. 27, 2011

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