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Class Information
Number: 375/222
Name: Pulse or digital communications > Transceivers > Modems (data sets)
Description: Subject matter including a device that transform a characteristic of a typical two level pulse or digital data signal into another form suitable for transmission over a transmission circuit.

Sub-classes under this class:

Class Number Class Name Patents
375/223 Angle modulation 150

Patents under this class:

Patent Number Title Of Patent Date Issued
8711911 Communication apparatus, integrated circuit, and communication method Apr. 29, 2014
8711910 Opportunistic modem Apr. 29, 2014
8711903 Antenna array system Apr. 29, 2014
8711741 Method and apparatus for networked modems Apr. 29, 2014
8705658 Method and apparatus of modulating signal in broadcasting and communication system Apr. 22, 2014
8705636 Passive single-ended line test Apr. 22, 2014
8705417 In-network home gateway for hybrid fiber-coax network Apr. 22, 2014
8694326 Communication terminal and communication method Apr. 8, 2014
8693679 Communications system and associated method for reducing power consumption of a telecommunications device Apr. 8, 2014
8693457 Dual WiMAX radio modem Apr. 8, 2014
8687680 Systems and methods for loop length and bridged tap length determination of a transmission line Apr. 1, 2014
8687679 Datalink system architecture using OTS/COTS modem for MIMO multipath sensing networks Apr. 1, 2014
8687497 Reduced memory vectored DSL Apr. 1, 2014
8681916 Master unit, remote unit and multiband transmission system Mar. 25, 2014
8681881 Communication signal generating device and communication apparatus for use in communication system Mar. 25, 2014
8681841 Method and apparatus for a single-carrier wireless communication system Mar. 25, 2014
8681840 Transceivers having loopback switches and methods of calibrating carrier leakage thereof Mar. 25, 2014
8675896 Apparatus and method for audio signal processing in dual standby mobile communication terminal Mar. 18, 2014
8675721 Method and apparatus for determining and displaying the throughput rate of a modem Mar. 18, 2014
8675469 Monitoring non-managed wire pairs to improve dynamic spectrum management performance Mar. 18, 2014
8665934 Multimode multicarrier modem system and method of communication over the same Mar. 4, 2014
8665933 Data transmitting and receiving method and device for communication and system thereof Mar. 4, 2014
8665932 Low complexity technique for digital subscriber line (DSL) power control Mar. 4, 2014
8665740 Method and devices for bit rate allocation for point-to-multipoint multimedia communications Mar. 4, 2014
8660138 Methods, apparatus and articles of manufacture to allocate ports to vectored digital subscriber line (DSL) groups Feb. 25, 2014
8654866 Method and apparatus for optimizing dynamic range in DMT modems Feb. 18, 2014
8649422 Method for transmitting a signal over a power line channel and power line communication modem Feb. 11, 2014
8649421 Cable modem for network measurements Feb. 11, 2014
8645969 Method for dynamic discovery of processors and processor capabilities Feb. 4, 2014
8645599 Consumer media player Feb. 4, 2014
8644418 Transmitter and receiver modules for unidirectional communications and a method using the aforementioned Feb. 4, 2014
8644409 Method and apparatus for modulation and layer mapping in a wireless communication system Feb. 4, 2014
8638895 Extension of Ethernet PHY to channels with bridged tap wires Jan. 28, 2014
8638838 Differential serial interface for supporting a plurality of differential serial interface standards Jan. 28, 2014
8634524 Devices, softwares and methods for selectively limiting the total modem-on-hold timeout time of a single log-in session Jan. 21, 2014
8634486 Signal receiving apparatus, signal receiving method and signal receiving program Jan. 21, 2014
8634450 Adaptive error correcting code for data communications over a plastic optical fibre Jan. 21, 2014
8634449 Systems and methods for establishing a diagnostic transmission mode and communicating over the same Jan. 21, 2014
8625660 Systems and methods for a multicarrier modulation system with a variable margin Jan. 7, 2014
8619883 Low speed access to DRAM Dec. 31, 2013
8619846 Amplitude control in a variable load environment Dec. 31, 2013
8619844 Method for reducing interferences between a first carrier current signal transmitted between modems of a power grid and a second signal transmitted between modems of another grid Dec. 31, 2013
8619843 Alien interference removal in vectored DSL Dec. 31, 2013
8614939 Method and apparatus for crosstalk channel estimation Dec. 24, 2013
8611451 Precoder coefficient optimization method and apparatus for communications systems Dec. 17, 2013
8611405 Detecting faults affecting communications links Dec. 17, 2013
8611402 Fast envelope system calibration Dec. 17, 2013
8607126 Resource sharing in a telecommunications environment Dec. 10, 2013
8599936 Code violation generator and methods of generating code violations Dec. 3, 2013
8599916 Reliable and non-manipulatable processing of data streams in a receiver Dec. 3, 2013

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