223415 ⎘
Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission; Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving; Circuits using the same frequency for two directions of communication; Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or using a bridge network
Sub-classes:RANDOM, SEQUENTIAL, OR SIMULTANEOUS MULTI-BEAM CIRCULAR ANTENNA ARRAY AND BEAM FORMING NETWORKS WITH UP TO 360° COVERAGE
#2RANDOM, SEQUENTIAL, OR SIMULTANEOUS MULTI-BEAM CIRCULAR ANTENNA ARRAY AND BEAM FORMING NETWORKS WITH UP TO 360° COVERAGE
#3RANDOM, SEQUENTIAL, OR SIMULTANEOUS MULTI-BEAM CIRCULAR ANTENNA ARRAY AND BEAM FORMING NETWORKS WITH UP TO 360° COVERAGE
#4Antenna system and access network device
#5RESONANCE FREE TRANSMISSION SYSTEM
#6Network-on-Chip topology generation
#7Communication method and apparatus with reduced power consumption in a multi-antenna environment
#8Random, sequential, or simultaneous multi-beam circular antenna array and beam forming networks with up to 360° coverage
#9Systems and methods for providing communications with an improved network frame structure architecture within wireless sensor networks
#10Systems and methods for providing communications with an improved network frame structure architecture within wireless sensor networks
#11Access method, apparatus, and access system
#12Power efficient driver architecture
#13Hybrid circuit for a transceiver front-end
#14Method, system, and apparatus for a differential transformer-free hybrid circuit
#15Transceiver front-end
#16Isolation of transmit and receive signals
#17Isolation of transmit and receive signals in full-duplex communication systems