Patents
Sitemap › H03 - Basic electronic circuitry › H03H - Impedance networks, e.g. resonant circuits; Resonators › H03H 15 - Transversal filters
Patents for H03H 15 - Transversal filters (1,369)
02/1982
02/02/1982US4314277 Input-weighted transversal filter TV ghost eliminator
02/02/1982US4314163 Input stage for a charge transfer device (CTD) arrangement
02/02/1982US4314162 Filter circuit utilizing charge transfer device
02/02/1982CA1117654A1 Ccd gain control
01/1982
01/05/1982US4309770 Method and device for training an adaptive equalizer by means of an unknown data signal in a transmission system using double sideband-quadrature carrier modulation
01/05/1982US4309678 Sampling filter
12/1981
12/29/1981US4308509 Filter circuit utilizing charge transfer device
12/29/1981CA1115420A1 Process for the operation of a transversal filter
12/29/1981CA1115355A1 Binary transversal filter
12/22/1981US4307355 Method and circuit arrangement for the operation of recursive filter circuits or analog storage circuits constructed according to the charge coupled device (CCD) principle
12/02/1981EP0040801A1 Automatic equalizer
12/01/1981US4303895 Automatic equalizer
12/01/1981US4303839 Process for filtering an electrical signal by charge transfer into a semiconductor and switch capacitor filter using such a process
12/01/1981CA1113553A1 High pass switched capacitor filter section
11/1981
11/25/1981EP0040423A2 CTD line comprising a plurality of CTD elements
11/18/1981EP0039980A1 Adaptive digital data receiving system with compensation of the amplitude and phase distortions introduced by the data transmission channel
11/18/1981EP0039979A1 Adaptive digital data receiving system with compensation of the amplitude and phase distortions introduced by the data transmission channel
11/17/1981US4301522 Formation of sonar channels by charge-coupled devices
11/04/1981EP0038991A1 CTD filter with preselected sampling frequency
10/1981
10/27/1981CA1111560A1 Sensing circuit for semiconductor charge transfer devices
10/27/1981CA1111509A1 Charge coupled device filters and modems incorporating such filters
10/13/1981CA1110769A1 Digital signal processing arrangement
10/06/1981US4293832 Transversal charge transfer filter
10/06/1981US4293831 Monolithically integrated charge transfer circuit
09/1981
09/29/1981US4292609 Recursive filter for transfer of charge deposits
09/22/1981US4291286 High bandwidth transversal filter
09/09/1981EP0035432A1 Transversal filter for a modulator-demodulator and modulator-demodulator comprising such a filter
09/08/1981US4288764 Signal processing devices
08/1981
08/18/1981US4285061 Equalizer sample loading in voiceband data sets
08/18/1981US4285045 Delay circuit
08/18/1981US4284909 Charge domain filter with a plurality of transmission zeros
08/18/1981US4284908 Charge domain filter with single transmission zero
08/18/1981US4284907 Charge transfer filter
08/18/1981CA1107396A1 Anti-aliasing pre-filter circuit for semiconductor charge transfer device
08/11/1981US4283696 Method and circuit arrangement for the operation of recursive filter circuits or analog storage circuits constructed according to the charge coupled device (CCD) principle
07/1981
07/28/1981US4281297 Electrical filter circuit utilizing charge transfer delay lines utilizing individual charge transfer delay elements
07/28/1981US4281296 Electrical filter circuit utilizing charge transfer devices formed as looped circuits
07/28/1981CA1106057A1 Electronic signal processing apparatus
07/21/1981US4280066 Charge transfer apparatus
07/21/1981CA1105572A1 Frequency converting filter
07/14/1981CA1105097A1 Programmable frequency converting filter
07/01/1981EP0031270A1 Filter device with low phase distortion and circuit comprising such a device for treating colour television signals
07/01/1981EP0031085A2 Charge transfer signal processing apparatus
07/01/1981EP0031084A2 Charge transfer signal processing apparatus
06/1981
06/10/1981EP0030173A1 Switched capacitor charge transfer filter
05/1981
05/26/1981CA1101940A1 Apparatus for filtering an electrical signal with a charge-coupled device
05/20/1981EP0028961A1 Charge transfer filter and switched capacitor filter comprising a voltage multiplier with switched capacitors
05/19/1981US4268806 Electric filter circuit consisting of charge transfer device (CTD) lines
05/12/1981US4267535 Switching circuit consisting of CTD lines
05/12/1981CA1101078A1 Discrete fourier transform equalizer and method
05/05/1981US4266205 Resonator formed in integrated MOS technology utilizing switched capacitors
05/05/1981US4266146 Charge transfer devices having switchable blocking electrodes
04/1981
04/28/1981US4264983 Time-multiplexed CCD transversal filter
04/28/1981US4264935 Balanced tapped delay line spectral shaping differentiation circuit for signal detection
04/28/1981US4264884 Charge transfer filtering device
04/28/1981CA1100193A1 Transversal filter with at least one analogue shift register, and process for the operation thereof
04/22/1981EP0027314A1 Data receiver including means for forming line samples and method of operating such a data receiver
04/16/1981WO1981001088A1 Equalizer for complex data signals
04/14/1981US4262217 CCD gain control
04/08/1981EP0026597A1 Data receiver adapted to receive a modulated signal and method of operating such a data receiver
04/07/1981CA1098973A1 Transversal filter having at least one analog shift register, and a method for its operation
04/07/1981CA1098972A1 Charged-coupled device filter
04/01/1981EP0026065A1 Improvements in or relating to transversal equalisers
03/1981
03/31/1981US4259598 Charge transfer signal processing apparatus transversal filter
03/31/1981US4259597 Charge transfer signal processing apparatus
03/31/1981US4259596 Charge transfer signal processing apparatus filter
03/31/1981CA1098594A1 Transversal filter
03/24/1981US4258340 Amplitude equalizer
03/19/1981WO1981000798A1 Timing acquisition in voiceband data sets
03/19/1981WO1981000797A1 Equalizer sample loading in voiceband data sets
03/17/1981US4257019 Charge transfer recursive filter
03/17/1981CA1097811A1 Logic controlled charge transfer device transversal filter employing simple weighting
03/17/1981CA1097703A1 Scale with digital display
03/10/1981US4255725 Differential device using charge transfer devices, a filter and delay line comprising this device
03/10/1981US4255676 Semiconductor phase shift device for a charge transfer filter
03/10/1981US4255673 Input charge corrected monolithically integrated charge transfer device (CTD) arrangement
02/1981
02/24/1981US4253168 CCD Signal processor
02/17/1981US4251785 Integrated filter circuit
02/03/1981US4249145 Input-weighted charge transfer transversal filter
01/1981
01/28/1981EP0023056A1 Arrangement having a non-recursive filter
01/27/1981US4247940 Equalizer for complex data signals
01/20/1981US4246642 Leaky digital integrator
01/20/1981US4246553 Integrated filter circuit
01/13/1981US4245345 Timing acquisition in voiceband data sets
01/13/1981US4245199 Semiconductor CCD transversal filter with controllable threshold level
01/13/1981US4244262 Echo-machine employing low pass filters with a variable cut-off frequency
01/07/1981EP0021908A1 Charge transfer phase inverter and differential amplifier comprising such a device
01/06/1981US4244030 Multiplexed filtering device
01/06/1981US4243958 Phase-multiplexed CCD transversal filter
12/1980
12/30/1980US4242654 CTD Transversal filter with parallel inputs
12/30/1980CA1092663A1 4-quadrant multiplier
12/23/1980US4241320 Circuit arrangement for establishing weighting coefficients in an analog-type adaptive equalizer
12/23/1980US4241263 Charge transfer dual frequency delay line with phase independent coupling
12/09/1980US4238744 Frequency band dividing filter using delay-line filter
12/02/1980US4237554 Coefficient tap leakage for fractionally-spaced equalizers
11/1980
11/26/1980EP0019506A1 Charge substraction and charge quantity generation transfer device
11/25/1980CA1090235A1 Woven fastener stringer
11/18/1980US4234807 Ladder device with weighting factor adjusting means
11/18/1980CA1089986A1 Operating circuitry for semiconductor charge coupled devices
11/11/1980US4233578 Transversal filter
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