2results about How to "Increase voltage margin" patented technology

The utility model relates to a reading auxiliary circuit, a memory and electronic equipment, the reading auxiliary circuit comprises a voltage gate, the input end of the voltage gate is connected with a first driving signal, and the output end of the voltage gate is used for providing different driving voltages for a bit line and a reverse bit line connected with a sensitive amplifier; a first switching unit; the second switch unit is connected with the first switch unit; the first input end of the driver is connected with the output end of the voltage gate through a first switch unit, and the second input end of the driver is connected with the output end of the voltage gate through a second switch unit; wherein the first switch unit is used for transmitting a driving voltage on a bit line to a first input end of the driver when receiving a second driving signal; and the second switch unit is used for transmitting the driving voltage on the reverse bit line to the second input end of the driver when receiving a third driving signal. And the BL-BLB voltage difference delta V is improved through a scheme of pulling the high-bit line voltage, so that the accuracy and the stability during reading are ensured.

The application discloses a high-gain low-noise amplifier, comprising an input matching circuit, a main amplification circuit, an auxiliary amplification circuit and an output matching circuit; the input matching circuit is used for realizing input end impedance matching and receiving a radio frequency signal; the main amplification circuit is connected with the input matching circuit and is used for amplifying the radio frequency signal; the main amplification circuit is a common-source and common-gate structure amplification circuit; the auxiliary amplification circuit is connected with the input matching circuit and the main amplification circuit and is used for assisting the main amplification circuit to amplify the radio frequency signal and simultaneously improving the equivalent transconductance of the common-source tube and the common-gate tube in the main amplification circuit; and the output matching circuit is connected with the main amplification circuit and is used for realizing output end impedance matching and outputting the amplified radio frequency signal.