H03D 9 - Demodulation or transference of modulation of modulated electromagnetic waves

Patents for H03D 9 - Demodulation or transference of modulation of modulated electromagnetic waves (1,196)
12/2001
12/26/2001	CN1328710A Microwave mixer with baluns having rectangular coaxial transmission lines
12/26/2001	CN1328388A Direct converting receiver and radio receiver-transmitter
12/13/2001	US20010051507 Direct conversion receiver and transceiver
12/12/2001	EP1162730A2 Direct conversion receiver and transceiver
12/12/2001	EP1161793A1 Electromagnetic wave receiver front end
12/06/2001	DE10026227A1 Anordnung zum Transformieren von Übertragungsleitungsstrukturen und Mischer Arrangement for transforming transmission line structures and mixers
11/2001
11/28/2001	EP1158598A1 Device for transformation of transmission line structures and mixer
11/21/2001	CN1075284C High performance mixer and designing method thereof
11/13/2001	US6317590 Mixer for a receiver
11/13/2001	US6317075 FMCW sensor
10/2001
10/25/2001	WO2000064042A3 Device for frequency down-converting using undersamling, and method
10/10/2001	EP1142057A1 Microwave mixer with baluns having rectangular coaxial transmission lines
10/04/2001	US20010027091 Single balanced mixer
09/2001
09/11/2001	CA2230420C Planar dielectric integrated circuit
09/07/2001	WO2001065680A2 Architecture for intermediate frequency decoder
09/05/2001	EP1000491A4 Biphase modulator with balun design
08/2001
08/22/2001	EP1125359A1 Method and system for down-converting an electromagnetic signal
08/16/2001	EP0906657B1 Frequency converter for the application on millimetric radio waves
08/16/2001	DE10100559A1 Einfachsymmetrischer Mischer Simply Balanced Mixer
08/14/2001	US6275689 Double-balanced mixer
08/09/2001	WO2001058006A1 Multifunction high frequency integrated circuit structure
07/2001
07/17/2001	US6263198 Multi-layer printed wiring board having integrated broadside microwave coupled baluns
07/17/2001	US6262681 Method and apparatus for microwave signal generation that uses polarization selective photonic mixing
07/11/2001	EP0990304B1 Remote loop-back device
05/2001
05/30/2001	CN1066590C Balanced modulator
05/02/2001	CN1065395C High frequency receiving apparatus
04/2001
04/04/2001	EP1089445A1 Three port structure with modulated LO signal
03/2001
03/28/2001	CN1289483A A circuit arrangement for reducing passband ripple of a bandpass filter
03/28/2001	CN1289482A A circuit arrangement for reducing intermodulation in a bandpass filter system
03/27/2001	US6208214 Multifunction high frequency integrated circuit structure
03/20/2001	US6205324 Broadband double-balanced frequency mixer
03/20/2001	US6204736 Implemented in a multilayer topology of layers of at least three conducting surfaces, and at least two via hole structures connecting the conductive surfaces; operates over a wide range of frequencies, takes up little space
03/15/2001	WO2001018955A1 Method and apparatus for microwave signal generation that uses photonic mixing
03/06/2001	US6198912 Frequency converter for the application on millimetric radio waves
02/2001
02/21/2001	EP1076935A1 Double-balanced monolithic microwave integrated circuit mixer
01/2001
01/23/2001	US6178319 Microwave mixing circuit and down-converter
01/17/2001	CN1280426A Correction for N end receiver
01/10/2001	EP1067675A1 Calibration of a N-port receiver
01/08/2001	CA2310924A1 Calibration of a n-port receiver
01/02/2001	US6169301 Planar dielectric integrated circuit
12/2000
12/27/2000	EP0864207A4 Coplanar mixer assembly
12/19/2000	CA2192937C Electronic viewing aid
12/06/2000	CN1275833A Lower frequency converter and demodulator adopting three-port wire connector
11/2000
11/29/2000	EP1056193A1 Down converter and demodulator using a three port junction
11/27/2000	CA2306072A1 Down converter and demodulator using a three port junction
11/21/2000	US6150897 Balun circuit with a cancellation element in each coupled line
11/15/2000	EP1051808A1 A circuit arrangement for reducing intermodulation in a bandpass filter system
11/15/2000	EP1051807A1 A circuit arrangement for reducing passband ripple of a bandpass filter
11/07/2000	US6144267 Non-Radiative dielectric line assembly
11/07/2000	US6144236 Structure and method for super FET mixer having logic-gate generated FET square-wave switching signal
11/01/2000	CN1058115C Method and apparatus for recovering frequency modulated signal
10/2000
10/26/2000	WO2000064042A2 Device for frequency down-converting using undersamling, and method
10/18/2000	EP1044498A1 A mixer for a receiver
10/17/2000	US6133795 Oscillator circuit
10/04/2000	EP1041749A1 FM optical transmission system using a voltage controlled oscillator
09/2000
09/21/2000	WO2000055965A1 Electromagnetic wave receiver front end
09/06/2000	CN1056255C Converter
09/05/2000	US6115594 Frequency converter used in a microwave system
08/2000
08/23/2000	EP0897600A4 High performance mixer structures for monolithic microwave integrated circuits
08/16/2000	EP0902895A4 Interferometric signal processing apparatus
08/16/2000	CN1055581C Demodulator circuit and demodulating method
07/2000
07/25/2000	US6094570 Double-balanced monolithic microwave integrated circuit mixer
07/25/2000	US6094158 FMCW radar system
07/19/2000	EP1020036A4 Slotline-mounted flip chip
07/19/2000	EP1020036A1 Slotline-mounted flip chip
07/12/2000	EP1018214A1 Image rejection sub-harmonic frequency converter realized in microstrip, particularly adapted to be used in mobile communication equipments
07/12/2000	CN1259795A Demodulator and method for demodulating modulated radio frequency signals
06/2000
06/28/2000	EP1014562A1 Demodulator and method for the demodulation of modulated RF signals
06/28/2000	EP1012620A1 Fmcw sensor
06/06/2000	US6073001 Down conversion mixer
06/06/2000	US6072824 Circuit arrangement for reducing intermodulation in a bandpass filter system
06/02/2000	WO2000031821A1 Microwave mixer with baluns having rectangular coaxial transmission lines
06/02/2000	CA2348471A1 Microwave mixer with baluns having rectangular coaxial transmission lines
05/2000
05/17/2000	EP1000491A1 Biphase modulator with balun design
05/03/2000	CN1252183A N-port direct receiver
05/02/2000	US6057714 Double balance differential active ring mixer with current shared active input balun
04/2000
04/27/2000	WO2000024117A1 Method and system for down-converting an electromagnetic signal
04/18/2000	US6052037 Modulation method and apparatus
04/11/2000	US6049313 Microwave detector
04/06/2000	DE19839890C1 Doppelgegentaktmischer Double-balanced mixer
04/05/2000	EP0990304A1 Remote loop-back device
03/2000
03/28/2000	US6043926 Electro-optical broadband microwave frequency shifter
03/08/2000	EP0984553A1 Double balanced mixer
03/07/2000	US6034574 Modulation apparatus
02/2000
02/08/2000	US6023205 Circuit arrangement for reducing passband ripple of a bandpass filter
02/03/2000	WO1999057818A9 Double-balanced monolithic microwave integrated circuit mixer
01/2000
01/19/2000	EP0972337A1 Structure and method for super fet mixer having logic-gate generated fet square-wave switching signal
01/11/2000	US6014243 FM modulators
12/1999
12/29/1999	EP0966807A1 Method for converting optical multiplex system channel signal modulation into subcarrier frequencies
12/29/1999	EP0932941A4 Slotline-mounted flip chip structures
12/29/1999	EP0707757B1 Microwave transmission system
12/28/1999	US6008755 Antenna-shared distributor and transmission and receiving apparatus using same
12/08/1999	EP0962047A1 N-port direct receiver
12/02/1999	WO1999062170A1 Double balance differential active ring mixer with current shared active input balun
12/01/1999	EP0906658B1 Subharmonic frequency converter for applications to millimetric radio waves
11/1999
11/30/1999	US5995818 Low noise block downconverter
11/24/1999	EP0721697B1 Dwarf waves mixer realized by windowing
11/17/1999	EP0957614A1 N-port demodulator for PSK or QAM signals
11/17/1999	EP0957573A1 Five-port junction device
11/16/1999	US5987315 Diode circuit in dielectric waveguide device, and detector and mixer using the diode circuit

1 2 3 4 5 6 7 8 9 10 11 12