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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
4344047 Millimeter-wave power limiter Aug. 10, 1982
4326180 Microwave backdiode microcircuits and method of making Apr. 20, 1982
4323855 MIC Combiner using unmatched diodes Apr. 6, 1982
4320536 Subharmonic pumped mixer circuit Mar. 16, 1982
4301429 Microwave diode with high resistance layer Nov. 17, 1981
4297722 Ceramic package for semiconductor devices having metalized lead patterns formed like a floating island Oct. 27, 1981
4292643 High cut-off frequency planar Schottky diode having a plurality of finger-like projections arranged in parallel in a transmission line Sep. 29, 1981
4276558 Hermetically sealed active microwave integrated circuit Jun. 30, 1981
4259743 Transmit/receive microwave circuit Mar. 31, 1981
4259684 Packages for microwave integrated circuits Mar. 31, 1981
4255003 Electrical connector Mar. 10, 1981
4255730 Microwave integrated circuit device Mar. 10, 1981
4251817 Microwave integrated circuit device for transmission/reception of a signal Feb. 17, 1981
4250520 Flip chip mounted diode Feb. 10, 1981
4246556 Low parasitic shunt diode package Jan. 20, 1981
4240098 Semiconductor optoelectronic device package Dec. 16, 1980
4238763 Solid state microwave devices with small active contact and large passive contact Dec. 9, 1980
4232278 High power microwave integrated circuit receiver protector with integral sensitivity time control Nov. 4, 1980
4213141 Hybrid transistor Jul. 15, 1980
4193083 Package for push-pull semiconductor devices Mar. 11, 1980
4185252 Microstrip open ring resonator oscillators Jan. 22, 1980
4183041 Self biasing of a field effect transistor mounted in a flip-chip carrier Jan. 8, 1980
4172261 Semiconductor device having a highly air-tight package Oct. 23, 1979
4150345 Microstrip coupler having increased coupling area Apr. 17, 1979
4150393 High frequency semiconductor package Apr. 17, 1979
4122449 Device for measuring a vehicle speed by utilizing the doppler effect Oct. 24, 1978
4107728 Package for push-pull semiconductor devices Aug. 15, 1978
4097826 Insular waveguide ring resonator filter Jun. 27, 1978
4092664 Carrier for mounting a semiconductor chip May. 30, 1978
4085390 Symmetrical stripline package Apr. 18, 1978
4072901 Microwave crystal holder Feb. 7, 1978
4009456 Variable microwave attenuator Feb. 22, 1977
4004256 High frequency amplifier stage with input reference translation and output matching Jan. 18, 1977
3997851 RF-drive equalizer for multicell microwave transistor Dec. 14, 1976
3982271 Heat spreader and low parasitic transistor mounting Sep. 21, 1976
3972012 Apparatus for mounting a diode in a microwave circuit Jul. 27, 1976
3958195 R.F. transistor package having an isolated common lead May. 18, 1976
3943469 Mechanical structure for mounting microwave diode packages Mar. 9, 1976
3943556 Method of making a high frequency semiconductor package Mar. 9, 1976
3936864 Microwave transistor package Feb. 3, 1976

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