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Class Information
Number: 333/100
Name: Wave transmission lines and networks > Plural channel systems > Having branched circuits
Description: Systems including means for effecting an interchange of wave energy from one transmission line to two or more transmission lines, or vice versa, or having a coupling network for effecting an interchange of wave energy from a single input to plural outputs, or vice versa, of energy together with means for controlling or facilitating this interchange of energy.










Sub-classes under this class:

Class Number Class Name Patents
333/132 For providing frequency separation 313
333/117 Including hybrid-type network 183
333/136 Including long line element 211
333/101 Including switching means 380
333/109 Using directional coupler 314
333/124 With impedance matching 198


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
5175515 Signal routing technique for electronic systems Dec. 29, 1992
5109168 Method and apparatus for the design and optimization of a balanced tree for clock distribution in computer integrated circuits Apr. 28, 1992
5105095 Data current coupler Apr. 14, 1992
5091703 Analog line connection Feb. 25, 1992
5087900 Transmission line network for multiple capacitive loads Feb. 11, 1992
5068630 Multiple coupler device with return path Nov. 26, 1991
5058198 Radio frequency tap unit which can be reconfigured with minimal disruption of service Oct. 15, 1991
5045822 Active power splitter Sep. 3, 1991
5023576 Broadband 180 degree hybrid Jun. 11, 1991
4994760 Apparatus and method for combining output signals from parallelly coupled power field effect transistors in high frequency amplifiers Feb. 19, 1991
4988890 Signal transmission and receiving system with looped transmission line Jan. 29, 1991
4985709 Magnetostatic wave device Jan. 15, 1991
4908820 Non-reciprocal bidirectional duplexer Mar. 13, 1990
4904879 Data current coupler and methods of making and assembling same Feb. 27, 1990
4902989 Local area network coaxial cable connection device Feb. 20, 1990
4851795 Miniature wide-band microwave power divider Jul. 25, 1989
4789845 Broad band hybrid signal splitter Dec. 6, 1988
4769618 Distributed power combiner/divider Sep. 6, 1988
4755776 Tap device for broadband communications systems Jul. 5, 1988
4725794 Receiver multicoupler using no-loss signal splitter Feb. 16, 1988
4682325 System for selectively coupling a plurality of stations into a single communications path Jul. 21, 1987
4680559 RF splitter circuit Jul. 14, 1987
4611184 Microwave frequency power divider Sep. 9, 1986
4609889 Microwave frequency power combiner Sep. 2, 1986
4580114 Active element microwave power coupler Apr. 1, 1986
4511813 Dual-gate MESFET combiner/divider for use in adaptive system applications Apr. 16, 1985
4419636 Low frequency wide band signal coupler Dec. 6, 1983
4378537 High isolation multicoupling apparatus Mar. 29, 1983
4264827 Current mode data or power bus Apr. 28, 1981
4224583 Linear rf attenuator Sep. 23, 1980
4182996 Magnetic R.F. power splitter and power combiner Jan. 8, 1980
4173742 Antenna isolation device Nov. 6, 1979
4156212 Combiner system May. 22, 1979
4045750 Electrical cable and coupling arrangement Aug. 30, 1977
3976958 R-C signal dividers and signal filters Aug. 24, 1976
3935480 Broad band directional signal generator Jan. 27, 1976

1 2 3 4










 
 
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