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Class Information
Number: 370/478
Name: Multiplex communications > Communication techniques for information carried in plural channels > Combined time division and frequency division
Description: Subject matter wherein information signals are combined or distributed via both time and frequency channels.










Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8072896 Adaptive coexistence between different wireless communication systems Dec. 6, 2011
8072932 Method, device, and terminal for physical layer random access in wideband TDD mobile communication system Dec. 6, 2011
8050291 System and method for indoor wireless service distribution via ultra-wideband signals, and aggregation of combined digital signals for wireless service Nov. 1, 2011
8040975 Apparatus and method for transmitting signals with multiple antennas Oct. 18, 2011
8031669 Systems and methods for increasing base station capacity Oct. 4, 2011
8027295 Apparatus, method and computer program product providing dynamic sharing of resources between uplink and downlink allocations for separately coded users Sep. 27, 2011
8027367 Methods and apparatus for multi-carrier communication systems with adaptive transmission and feedback Sep. 27, 2011
8023531 Spread code allocating method, despreading method, transmitting device, receiving device, communicating device, wireless base station device, and mobile terminal device Sep. 20, 2011
7974257 Communications system using frame structure for different wireless communications protocols and related methods Jul. 5, 2011
7974371 Communication method and radio communication apparatus Jul. 5, 2011
7970067 OFDM receiver and method for enhancing channel estimation performance in communication environment where high doppler frequency exists Jun. 28, 2011
7948863 Pilot pattern design for a STTD scheme in an OFDM system May. 24, 2011
7929632 Apparatus and associated methods to implement a high throughput wireless communication system Apr. 19, 2011
7924803 Antenna selection for mobile stations in OFDMA networks Apr. 12, 2011
7916687 Standby time improvements Mar. 29, 2011
7903604 Method and apparatus for a scheduler for a macro-diversity portion of a transmission Mar. 8, 2011
7903721 Allocation of control channel for radio resource assignment in wireless communication systems Mar. 8, 2011
7899081 Method and apparatus for transceiving data Mar. 1, 2011
7885175 Pilot pattern design for an OFDM system Feb. 8, 2011
7885295 Communication resource management Feb. 8, 2011
7877073 Superheterodyne receiver having at least one downconversion stage empolying a single image reject filter stage and both low-side injection and high-side injection of a local oscillator signal Jan. 25, 2011
7877061 Method and system for reducing channel interference in a frame-synchronized wireless communication system Jan. 25, 2011
7876851 Apparatus and method for feeding back information on channel state for scheduling in multiple antenna system Jan. 25, 2011
7876786 Dynamic time-spectrum block allocation for cognitive radio networks Jan. 25, 2011
7876726 Adaptive allocation of communications link channels to I- or Q-subchannel Jan. 25, 2011
7873011 Apparatus, method and computer program product for bi-directional resource allocation to decrease signaling for retransmissions Jan. 18, 2011
7860058 Inserting method of downlink common pilot Dec. 28, 2010
7853277 Method and system of piconet groups Dec. 14, 2010
7852874 Local area network of serial intelligent cells Dec. 14, 2010
7848356 Frequency domain channel estimation in a single carrier frequency division multiple access system Dec. 7, 2010
7839776 Detecting a reverse rate indicator channel Nov. 23, 2010
7835262 Multi-band OFDM communications system Nov. 16, 2010
7826342 Correlation method for channel estimation for OFDM Nov. 2, 2010
7817733 Method and system for peak power reduction Oct. 19, 2010
7813260 Method for configuring multiuser packet and a structure thereof in a wireless communication system Oct. 12, 2010
7801181 Digital broadcasting system and data processing method Sep. 21, 2010
7796546 Apparatus and method for supporting multiple links in a network using frequency bands Sep. 14, 2010
7778147 MIMO communication system using an adaptive transmission mode switching technique Aug. 17, 2010
7773635 Method, network device and user station for allocating resources to frequency bands of radio communication system Aug. 10, 2010
7764659 Scheduling method and apparatus for half-duplex transmission Jul. 27, 2010
7764883 Circuit structure for a transmission network node for transmitting high-bit, IP-based time division-multiplex signals, especially for a Multi-Gigabit Ethernet Jul. 27, 2010
7751445 Base station apparatus, mobile station apparatus, transmission method and receiving method in a CDMA/TDD mobile communication system Jul. 6, 2010
7746759 Pilot pattern design for an OFDM system Jun. 29, 2010
7738422 Interference-reducing method of forward link scheduling for wireless networks Jun. 15, 2010
7733828 Method for allocating time-frequency resources in a communication system Jun. 8, 2010
7724777 Quasi-orthogonal multiplexing for a multi-carrier communication system May. 25, 2010
7697411 OFDM broadcast system for transporting streams of data Apr. 13, 2010
7693129 Method and system for frame and frequency synchronization in packet-based orthogonal frequency division multiplexing Apr. 6, 2010
7672287 Method for transmitting signal of medium access control sublayer in mobile communication system Mar. 2, 2010
7664009 Pilot pattern design for a STTD scheme in an OFDM system Feb. 16, 2010

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