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Class Information
Number: 455/132
Name: Telecommunications > Receiver or analog modulated signal frequency converter > Plural receivers
Description: Subject matter which comprises all of the essential elements (as defined in the definition of subclass 130 above and not merely by name only) of two or more separate receiver means, each of the receiver means being capable of, if detached from or removed from each of the other separate receivers, deriving a useful signal which is representative of useful information carried by an incoming modulated carrier wave and which plural receiver system is not otherwise classifiable.










Sub-classes under this class:

Class Number Class Name Patents
455/141 Including common stage (e.g., local oscillator) 77
455/140 Selectively actuated or controlled 165
455/137 With output combining 362
455/133 With output selecting 286


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15

Patent Number Title Of Patent Date Issued
8711907 PMI feedback with codebook interpolation Apr. 29, 2014
8711964 Method and apparatus for pre-scheduling in closed-loop MU-MIMO antenna system Apr. 29, 2014
8712351 Reception method and reception apparatus Apr. 29, 2014
RE44867 Apparatus and methods for providing efficient space-time structures for preambles, pilots and data for multi-input, multi-output communications systems Apr. 29, 2014
8706065 Bluetooth and WLAN coexistence architecture having a shared low noise amplifier Apr. 22, 2014
8706023 Multi-tuner radio systems and methods Apr. 22, 2014
8705668 Calculation of soft values for uplink communication Apr. 22, 2014
8705660 Apparatuses and methods for data transmission and reception Apr. 22, 2014
8705656 Transmission and reception apparatus and method Apr. 22, 2014
8693599 Wireless receiving apparatus Apr. 8, 2014
8693566 Methods and systems for combined cyclic delay diversity and precoding of radio signals Apr. 8, 2014
8682274 System and method for radio antenna sharing in an information handling system Mar. 25, 2014
8675767 Method of data transmission in multiple antenna system Mar. 18, 2014
8670733 Multimode communication device with shared signal path programmable filter Mar. 11, 2014
8670498 Method and apparatus for reducing interference in space frequency block coding communication Mar. 11, 2014
8670507 Concatentation-assisted symbol-level combining for MIMO systems with HARQ and/or repetition coding Mar. 11, 2014
8665978 Wireless communication apparatus and wireless communication method Mar. 4, 2014
8665993 Orthogonal resource selection transmit diversity Mar. 4, 2014
8660104 Method and system for communicating information in a multi-antenna system Feb. 25, 2014
8654820 Radio communication for reducing the signaling amount in selecting a plurality of beams in pre-coding for enhancing throughput Feb. 18, 2014
8644409 Method and apparatus for modulation and layer mapping in a wireless communication system Feb. 4, 2014
8644407 Apparatus, and associated method of phase-offset modulation, for space-time coded wireless communication systems Feb. 4, 2014
8644367 Antenna beam scan unit and wireless communication system using antenna beam scan unit Feb. 4, 2014
8632457 Receiving apparatus and in-vivo information acquiring system using the same Jan. 21, 2014
8634785 Radio frequency (RF) signal multiplexing Jan. 21, 2014
8630600 Systems and methods for asynchronous re-modulation with adaptive I/Q adjustment Jan. 14, 2014
8630376 Method and apparatus for generating beamforming feedback Jan. 14, 2014
8629763 RFID transponder with improved wake pattern detection and method Jan. 14, 2014
8625702 Transmitting apparatus, transmission method, receiving apparatus, and receiving method Jan. 7, 2014
8626088 Data communication scheduling Jan. 7, 2014
8626109 Method for controlling of receive diversity in an antenna system Jan. 7, 2014
8620245 Mobile device having at least two antennas and operation control method thereof Dec. 31, 2013
8620244 Electrical component with a front-end circuit Dec. 31, 2013
8619918 Sparse channel estimation for MIMO OFDM systems Dec. 31, 2013
8619927 System and method for discrete gain control in hybrid MIMO/RF beamforming Dec. 31, 2013
8619910 Decision feedback equalization for MIMO systems with hybrid ARQ Dec. 31, 2013
8619749 Apparatus having and method for implementing a distributed architecture for receiving and/or transmitting radio frequency signals Dec. 31, 2013
8614594 Downconverter, downconverter IC, and method for controlling the downconverter Dec. 24, 2013
8615191 Distribution apparatus, terminal apparatus, system, and method Dec. 24, 2013
8611939 Delivery apparatus, terminal apparatus, system and method Dec. 17, 2013
8611480 Optimal decoding of transmit diversity code with varying channel characteristics Dec. 17, 2013
8611451 Precoder coefficient optimization method and apparatus for communications systems Dec. 17, 2013
8611445 Multiple-input multiple-output wireless transceiver architecture Dec. 17, 2013
8611288 Systems and methods for link adaptation in wireless communication systems Dec. 17, 2013
8606194 Receiver Dec. 10, 2013
8606196 Reconfigurable diversity receiver Dec. 10, 2013
8594598 Method and system for using a multi-RF input receiver for diversity selection Nov. 26, 2013
8594242 Method of receiving modulation symbols Nov. 26, 2013
8594230 System and method for constructing unique word sets for efficient detection using orthogonal functions Nov. 26, 2013
8594220 Code books for multiple-input and multiple-output communication systems Nov. 26, 2013

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