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Class Information
Number: 333/247
Name: Wave transmission lines and networks > Long line elements and components > Strip type > Semiconductor mounts
Description: Subject matter wherein a strip-type board is used to hold or support a solid-state device such as a transistor.










Patents under this class:
1 2 3 4 5 6 7 8 9 10

Patent Number Title Of Patent Date Issued
5426319 High-frequency semiconductor device including microstrip transmission line Jun. 20, 1995
5424693 Surface mountable microwave IC package Jun. 13, 1995
5422615 High frequency circuit device Jun. 6, 1995
5420506 Apparatus and method for testing packaged integrated circuits May. 30, 1995
5406125 Semiconductor device having a metalized via hole Apr. 11, 1995
5399906 High-frequency hybrid semiconductor integrated circuit structure including multiple coupling substrate and thermal dissipator Mar. 21, 1995
5400003 Inherently impedance matched integrated circuit module Mar. 21, 1995
5389904 Surface-mountable, frequency selective microwave IC package Feb. 14, 1995
5387888 High frequency ceramic multi-layer substrate Feb. 7, 1995
5376909 Device packaging Dec. 27, 1994
5373187 Package body for integrated circuit Dec. 13, 1994
5365243 Planar waveguide for integrated transmitter and receiver circuits Nov. 15, 1994
5363067 Microstrip assembly Nov. 8, 1994
5355102 HDI impedance matched microwave circuit assembly Oct. 11, 1994
5355105 Multi-layer flexible printed circuit and method of making same Oct. 11, 1994
5352998 Microwave integrated circuit having a passive circuit substrate mounted on a semiconductor circuit substrate Oct. 4, 1994
5334962 High-speed data supply pathway systems Aug. 2, 1994
5334871 Field effect transistor signal switching device Aug. 2, 1994
5307237 Integrated circuit packaging with improved heat transfer and reduced signal degradation Apr. 26, 1994
5294897 Microwave IC package Mar. 15, 1994
5294751 High frequency signal transmission line structure having shielding conductor unit Mar. 15, 1994
5270673 Surface mount microcircuit hybrid Dec. 14, 1993
5266912 Inherently impedance matched multiple integrated circuit module Nov. 30, 1993
5257411 Radio frequency switching device Oct. 26, 1993
5235208 Package for microwave integrated circuit Aug. 10, 1993
5235300 Millimeter module package Aug. 10, 1993
5221860 High speed laser package Jun. 22, 1993
5219377 High temperature co-fired ceramic integrated phased array package Jun. 15, 1993
5214309 Thermally conductive bar cooling arrangement for a transistor May. 25, 1993
5206712 Building block approach to microwave modules Apr. 27, 1993
5202752 Monolithic integrated circuit device Apr. 13, 1993
5198754 Testing apparatus for high frequency integrated circuit chip Mar. 30, 1993
5194833 Airbridge compensated microwave conductors Mar. 16, 1993
5175611 Microwave integrated circuit package to eliminate alumina substrate cracking Dec. 29, 1992
5173767 Integrated circuit housing composed of three coated, dielectric plates Dec. 22, 1992
5160907 Multiple layer semiconductor circuit module Nov. 3, 1992
5148124 Monolithic microwave integrated circuit noise generator and variable resistance device Sep. 15, 1992
5138436 Interconnect package having means for waveguide transmission of RF signals Aug. 11, 1992
5136271 Microwave integrated circuit mountings Aug. 4, 1992
5132648 Large array MMIC feedthrough Jul. 21, 1992
5126701 Avalanche diode limiters Jun. 30, 1992
5122809 Microwave electric power receiver Jun. 16, 1992
5117068 Surface mount package for R.F. devices May. 26, 1992
5113161 Case for housing integrated microwave circuits May. 12, 1992
5099254 Modular transmitter and antenna array system Mar. 24, 1992
5095616 Grounding method for use in high frequency electrical circuitry Mar. 17, 1992
5097315 Integrated capacitor disposed over damaged crystal area Mar. 17, 1992
5087896 Flip-chip MMIC oscillator assembly with off-chip coplanar waveguide resonant inductor Feb. 11, 1992
5086329 Planar gallium arsenide NPNP microwave switch Feb. 4, 1992
5083132 Planar antenna with active circuit block Jan. 21, 1992

1 2 3 4 5 6 7 8 9 10










 
 
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