|
Match
|
Document |
Document Title |
|
|
4028694 |
A/D and D/A converter using C-2C ladder network
A C-2C analog-to digital and digital-to-analog converter is described, the C-2C designation referring to the arrangement of capacitance in a capacitor ladder network. The capacitors are formed in a...
|
|
|
4009400 |
Digitally controlled variable conductance
A digitally tuned active filter is disclosed. The filter is tunable by digitally controlling the variable conductance which comprises two resistors, one of which is in series with a field-effect...
|
|
|
3997892 |
Digital to analog converter with improved companding
A digital to analog converter includes nonlinear and linear cascaded resistive voltage dividers the nonlinear divider having its resistors valued to approximate a desired transfer characteristic....
|
|
|
3984830 |
Complementary FET digital to analog converter
A D/A conversion circuit has each branch of its resistive binary scaling network energized by a switchable network. Each switchable network employs the internal current paths of an Integrated...
|
|
|
3967270 |
Analog-to-digital converter
The disclosure describes an improved analog-to-digital converter which enables the use of a reference voltage having the same polarity as the input analog voltage being converted. The converter...
|
|
|
3836906 |
DIGITAL-TO-ANALOG CONVERTER CIRCUIT
A circuit for converting binary-coded number signals into analog voltages. The 1 and 0 voltage levels of the binary signals are applied through individual switching means to charge separate charge...
|
|
|
3832707 |
LOW COST DIGITAL TO SYNCHRO CONVERTER
A digital to analog (D/A) converter suitable for application to digital to synchro (D/S) conversion comprises serial MOS FET (Metallic Oxide Semiconductor-Field Effect Transistor) switches and an...
|
|
|
3755807 |
RESISTOR-LADDER CIRCUIT
An accurate resistor-ladder circuit using field-effect transistor switches. The field-effect transistors have on-resistances related to each other by a power of two whereby the cumulative...
|
|
|
3725905 |
MONOLITHIC ANALOG-TO-DIGITAL CONVERTER
A self- contained fully integrated, monolithic analog-to-digital converter including, a linearized ramp generator for providing a reference voltage, a comparator for comparing the reference voltage...
|
|
|
3706986 |
SAMPLING METHODS AND DEVICES, MORE PARTICULARLY FOR ANALOG-DIGITAL CONVERSIONS
A device for sampling an input analog voltage and comparing it to a reference voltage, wherein, in the course of a sampling period, an amplifier applies the input analog voltage to a memory wherein...
|
|
|
3651517 |
DIGITAL-TO-ANALOG CONVERTER WITH ISOLATED CURRENT SOURCES
A digital-to-analog converter is disclosed employing a binary weighted current divider connected to the summing junction of an operational amplifier. Current switches selectively couple constant...
|
|
|
3646549 |
GENERATOR WITH DIFFERENTIAL DIGITAL-TO-ANALOG CONVERTER
A vector generator employing a single differential digital-to-analog converter for changing from the analog of a first digital number to that of a second following any predetermined linear slope....
|
|
|
3646587 |
DIGITAL-TO-ANALOG CONVERTER USING FIELD EFFECT TRANSISTOR SWITCH RESISTORS
A plurality of field effect transistors having their source-drain paths connected in parallel are operated as switch resistors under the control of respective digital input bit signals. When biased...
|
|
|
3643253 |
ALL-FET DIGITAL-TO-ANALOG CONVERTER
A digital-to-analog converter apparatus which receives a plurality of input voltages representative of the digits of a number and generates an analog voltage of the number. The apparatus includes a...
|
|
|
3626292 |
VOLTAGE RATIO DETERMINATION DEVICE
In the ratio determination device, means are provided for repeatedly reversing the connections of the input terminals to the primary winding of a transformer, and means are provided for causing the...
|
|
|
3613112 |
ANALOG-TO-DIGITAL CONVERSION AND ASSOCIATED CIRCUITRY
A system for converting analog input signals into their digital output counterparts, and circuit constituents of the system which are particularly suitable for realization in monolithic...
|
|
|
3541354 |
DIGITAL-TO-ANALOG CONVERTER
|
|
|
3430072 |
SAMPLE AND HOLD CIRCUIT
|
|
|
2954551 |
Field effect varistor circuits
|
|
|
3564535 |
Title is not available
|
|
|
3560963 |
Title is not available
|