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Browse by Category: Main > Communications
Class Information
Number: 370/215
Name: Multiplex communications > Phase modulation
Description: Subject matter wherein information is contained in a shift in phase of a carrier frequency with respect to a reference phase.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8705418 Methods and systems for detecting a preamble of a data packet in wireless communication systems Apr. 22, 2014
8630359 Radio transmission method, radio reception method, radio transmission apparatus and radio reception apparatus Jan. 14, 2014
8611833 Adaptive bearer configuration for broadcast/multicast service Dec. 17, 2013
8565066 System and method for an uplink acknowledgement transmission in carrier-aggregated wireless communication systems Oct. 22, 2013
8547825 Switch fabric management Oct. 1, 2013
8482391 Wall control interface with phase modulation and detection for power management Jul. 9, 2013
8462615 Transmission device, reception device, and radio communication method Jun. 11, 2013
8446976 Signal generator with adjustable phase May. 21, 2013
8443083 Arbitration of resources at a wireless device among contending applications May. 14, 2013
8284650 Transmission device, reception device and radio communication method Oct. 9, 2012
8279747 Information processing apparatus and signal transmission method Oct. 2, 2012
8265239 Callee centric location and presence enabled voicemail using session initiated protocol enabled signaling for IP multimedia subsystem networks Sep. 11, 2012
8233380 RDMA QP simplex switchless connection Jul. 31, 2012
8218427 Preamble configuring method in the wireless LAN system, and a method for a frame synchronization Jul. 10, 2012
8184523 Method and system for compensation of a carrier frequency offset in an OFDM receiver May. 22, 2012
8185064 Adaptive modulation control system and wireless communication apparatus May. 22, 2012
8144815 Demand-assigned multiple access (DAMA) communication device and associated acquisition methods Mar. 27, 2012
8130948 Addressing of groups of broadcast satellite receivers within a portion of the satellite footprint Mar. 6, 2012
8107357 Optimized FFT/IFFT module Jan. 31, 2012
8064538 Communication device and communication method Nov. 22, 2011
8059731 Base station, mobile station and method Nov. 15, 2011
8018914 Radio communication device, demodulation method, and frequency deflection correction circuit Sep. 13, 2011
7974182 Evaluating the position of a disturbance Jul. 5, 2011
7965805 Signal generator with signal tracking Jun. 21, 2011
7949069 Method, system and apparatus for applying hybrid ARQ to the control of transmit diversity May. 24, 2011
7936731 Method of processing HARQ by considering measurement gap May. 3, 2011
7844011 Apparatus and method for improving symbol error rate performance of M-ary phase shift keying system having quadrature error Nov. 30, 2010
7796694 Circuit and method or encoding DSSS signals Sep. 14, 2010
7787551 Phasor fragmentation circuitry and method for processing modulated signals having non-constant envelopes Aug. 31, 2010
7756001 Apparatus and method of deciding received symbol in M-PSK system Jul. 13, 2010
7724638 Transmission device, reception device and radio communication method May. 25, 2010
7680278 Domino scheme for wireless cryptographic communication and communication method incorporating same Mar. 16, 2010
7680027 Methods and systems for channel estimation in a collaborative multi input multiple output (MIMO) communication system Mar. 16, 2010
7675841 Apparatus and method for generating a preamble sequence in an orthogonal frequency division multiplexing communication system Mar. 9, 2010
7545731 Virtual buffer size management system for the transmission of blocks of data bits in an HS-DSCH downlink channel of a mobile communications network Jun. 9, 2009
7542726 Methods and apparatuses for detecting the TX diversity mode for mobile radio receivers Jun. 2, 2009
7539122 Device and method for management of the transmission of blocks of data in an HS-DSCH downlink channel of a mobile communications network May. 26, 2009
7471671 Band signal detection and presentation for IP phone Dec. 30, 2008
7461317 System and method for aligning a quadrature encoder and establishing a decoder processing speed Dec. 2, 2008
7447145 Data communication device selecting modulation method with an appropriate threshold value in adaptive modulation Nov. 4, 2008
7443921 Mobile body communication apparatus Oct. 28, 2008
7386052 Automation device using FSK modulation Jun. 10, 2008
7376114 Code multiplexing transmitting apparatus May. 20, 2008
7298717 Method and apparatus for providing transmit diversity with adaptive basis Nov. 20, 2007
7283011 Method for performing dual phase pulse modulation Oct. 16, 2007
7239431 System and method for recovering primary channel operation in a facsimile receiver and facsimile machine incorporating the same Jul. 3, 2007
7085327 Phasor fragmentation circuitry and method for processing modulated signals having non-constant envelopes Aug. 1, 2006
7016425 Quasi-differential modulation/demodulation method for multi-amplitude digital modulated signals and OFDM system Mar. 21, 2006
7013129 Queuing for radio channel availability Mar. 14, 2006
6999407 Speed negotiation device and method Feb. 14, 2006

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