Patent
Analog-to-digital converter, measurement arrangement and method for analog-to-digital conversion
Ravi Kumar Adusumalli,Sudhakar Singamala,Veeresh Babu Vulligaddala,Rohit Ranganathan,Chandra Nyshadham,Krishna Kanth Gowri Avalur,Parvathy Sasikala Jayachandran Pillai +6 more
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TLDR
An analog-to-digital converter (10) comprises a first and a second sampling capacitor (24, 25), a first integrator (26), first and second input switch (31, 32) coupling a first input terminal (11) and a common mode terminal (39) to a first electrode of the first sampling capacitor.Abstract:
An analog-to-digital converter (10) comprises a first and a second sampling capacitor (24, 25), a first integrator (26), a first and a second input switch (31, 32) coupling a first input terminal (11) and a common mode terminal (39) to a first electrode of the first sampling capacitor (24), a third and a fourth input switch (33, 34) coupling a second input terminal (12) and the common mode terminal (39) to a first electrode of the second sampling capacitor (25), a fifth and a sixth input switch (35, 36) coupling a second electrode of the first sampling capacitor (24) to an amplifier common mode terminal (40) and the first integrator input (27), and a seventh and an eighth input switch (37, 38) coupling a second electrode of the second sampling capacitor (25) to the amplifier common mode terminal (40) and the second integrator input (28).read more
Citations
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References
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Current sense amplifier and method
TL;DR: In this paper, a current sense amplifier (10) was proposed for measuring current flowing through a sense resistor (12) coupled between first (11) and second (13) terminals, respectively, of the current sense amplifiers.
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TL;DR: In this paper, a voltage detecting device, a control unit turns on first switches and fifth switches corresponding to a plurality of unit batteries of an assembled battery to charge electric charge to first capacitors.
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Apparatus and method for common-mode regulation in a switched capacitor circuit
TL;DR: In this article, an improved integrator is arranged as a switched capacitor circuit that includes a differential amplifier, and the common-mode input voltage of the differential amplifier is regulated by proper arrangement of the switch capacitor circuit.
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TL;DR: In this article, the delta sigma modulator includes a switched capacitor circuit that integrates a difference between the single-ended input signal and the singleended analog feedback signal derived from a quantization output of the modulator, which can be implemented with fewer switches, less complicated reference signal generators and smaller capacitors relative to conventional counterparts.
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TL;DR: In this paper, a differential signal transfer circuit was proposed to control the common mode level of differential signals, consisting of two capacitors coupled between the first and the second input and output respectively.