Patents for H03B 7 - Generation of oscillations using active element having a negative resistance between two of its electrodes (471)
08/1989
08/29/1989US4862112 W-band microstrip oscillator using Gunn diode
08/29/1989US4862111 Microwave oscillator having a dielectric resonator, in particular for the 22 GHz range
08/09/1989CN1034645A 8 mm distributed dielectric integrated oscillator
08/01/1989USH664 Power combiner for microwave sources
05/1989
05/31/1989EP0318210A2 Voltage controlled variable capacitor and oscillator
05/02/1989US4827227 Step transition time reduction for filtered oscillators
03/1989
03/29/1989EP0309270A2 Microwave oscillator
01/1989
01/31/1989US4801898 Voltage-controlled oscillator
12/1988
12/28/1988EP0296838A2 Monolithic microwave transmitter/receiver
12/06/1988CA1246169A1 Three-terminal negative admittance network
12/06/1988CA1246168A1 Two-terminal negative admittance network
11/1988
11/17/1988EP0290794A1 Microwave oscillator with a dielectric resonator, especially for the 22 GHz range
10/1988
10/19/1988EP0287010A1 Oscillator with a dielectric resonator and electronic tuning by a varactor, especially for the 22 GHz range
08/1988
08/23/1988US4766398 Broadband temperature compensated microwave cavity oscillator
08/10/1988EP0277204A1 Microwave diode oscillator.
06/1988
06/07/1988US4749963 Oscillator having stripline loop resonator
05/1988
05/17/1988US4745374 Extremely-high frequency semiconductor oscillator using transit time negative resistance diode
03/1988
03/08/1988US4730169 Injection locking and tuning circuit for microwave diode oscillator
02/1988
02/25/1988WO1988001451A1 Microwave diode oscillator
11/1987
11/19/1987DE3616270A1 Waveguide oscillator
05/1987
05/06/1987EP0220914A1 Balanced oscillator and heterodyne circuit incorporating same
04/1987
04/21/1987US4660001 Three-terminal negative admittance network
01/1987
01/27/1987US4639690 Tunable, dielectric-resonator-stabilized oscillator and method of tuning same
11/1986
11/25/1986US4625186 Two-terminal negative admittance network
10/1986
10/14/1986US4617528 Compact combiner for use with semiconductor devices in the microwave frequency range
07/1986
07/08/1986US4599582 Device for switching a dielectric-resonator-stabilized oscillator on and off
02/1986
02/18/1986US4571555 Re-entrant coaxial cavity power combiner
09/1985
09/10/1985US4541120 Transmitter-receiver module
05/1985
05/21/1985US4518930 Negative resistance circuit for VCO
02/1985
02/26/1985US4502023 Method of fabricating a varactor/oscillator diode module for a tunable oscillator
04/1984
04/04/1984EP0104995A1 Compact combiner of semiconductor devices operating in the microwave domain
02/1984
02/29/1984EP0101611A2 Transmitter-receiver module
09/1983
09/20/1983US4405925 Microwave transceiver, particularly for a doppler radar system
03/1983
03/29/1983US4378531 Negative resistance oscillator suited for partial integration
01/1983
01/05/1983EP0068946A1 Method of realising a unitary component consisting of an oscillating diode and a varactor diode, and frequency-tunable transmitter having such a unitary component
09/1982
09/28/1982CA1132669A1 Dielectric-resonator-tuned microwave solid state oscillator
05/1982
05/25/1982US4331940 Solid-state MIC oscillator
09/1981
09/30/1981EP0036476A1 Microwave transmitter-receiver, particularly for a Doppler radar system
08/1981
08/11/1981US4283689 Microwave oscillator circuit with improved efficiency
07/1981
07/21/1981US4280110 Millimeter wave source comprising an oscillator module and a variable-capacity module
07/14/1981US4278951 Solid-state millimeter wave source comprising a directive antenna
06/1981
06/16/1981US4274066 Quartz crystal oscillator
04/1981
04/28/1981US4264881 Microwave device provided with a 1/2 lambda resonator
02/1981
02/03/1981US4249149 Ultra high-frequency circuit with resonant cavity equipped with pairs of peripheral diodes
10/1980
10/28/1980US4230999 Oscillator incorporating negative impedance network having current mirror amplifier
09/1980
09/23/1980US4224580 Quartz crystal oscillator
08/1980
08/05/1980US4216443 Transistor resonant circuit power oscillators
11/1979
11/14/1979EP0005396A1 Hyperfrequency circuit with a resonant cavity equipped with pairs of peripheral diodes
10/1979
10/31/1979EP0005096A1 Millimeter wave source
06/1979
06/12/1979CA1056467A1 Bias/erase oscillator
01/1979
01/09/1979US4134085 Narrow deviation voltage controlled crystal oscillator for mobile radio
12/1978
12/05/1978US4128357 Slab-elements for covering the ground
10/1978
10/24/1978US4122414 CMOS negative resistance oscillator
06/1978
06/27/1978US4097708 Solid state microwave oven power source
06/20/1978US4096451 High signal-to-noise ratio negative resistance crystal oscillator
05/1978
05/16/1978US4090152 Push-pull oscillator circuit with power combining cavity
10/1977
10/18/1977US4054875 Microwave circuit for operating on microwave radiations
10/11/1977US4053854 Q switching microwave oscillator
06/1977
06/07/1977US4028562 Negative impedance transistor device
05/1977
05/03/1977US4021755 Microwave oscillator having negative resistance diode inductively and capacitively mounted in waveguide cavity
04/1977
04/05/1977US4016507 Solid state microwave oscillator using coupled TEM transmission lines
03/1977
03/29/1977US4015146 Negative resistance network
02/1977
02/15/1977US4008446 Microwave oscillation device whose oscillation frequency is controlled at the resonance frequency of a dielectric resonator
02/01/1977US4006433 Erase oscillator
12/1976
12/07/1976US3996529 Varactor tuning apparatus for a strip transmission line device
11/1976
11/02/1976US3989962 Negative-resistance semiconductor device
08/1976
08/10/1976US3974459 Millimeter waveguide oscillator and amplifier structure
06/1976
06/29/1976US3967210 Multimode and multistate ladder oscillator and frequency recognition device
06/15/1976US3963977 Frequency multiplier with nonlinear semiconductor element
04/1976
04/27/1976US3953702 Solid state microwave oven power source
01/1976
01/06/1976US3931587 Microwave power accumulator
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