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| Number | Title | Issue Date |
| 8164363 | Aysmmetric sense-amp flip-flop An Asymmetric Sense-Amp Flip-Flop (ASAFF) is disclosed that may achieve zero setup time and short clock-to-Q delays. The ASAFF captures input data at a clock transition by setting values of a first node and a second node in a manner that is input data value dependen... | 04/24/2012 |
| 8164362 | Single-ended sense amplifier with sample-and-hold reference A sense amplifier having a sampling circuit to sample the amplifier input signal; a reference node storing a reference signal corresponding to the input signal; and a timing circuit activating the sampling circuit for a predetermined interval, and admitting the refe... | 04/24/2012 |
| 8143920 | Current sensor A system includes a current sensor to receive an input signal based on a sense current provided to load circuitry. The current sensor is configurable to generate an output signal from the input signal based, at least in part, on one or more configurable characterist... | 03/27/2012 |
| 8085067 | Differential-to-single ended signal converter circuit and method A differential-to-single ended converter circuit can include a latching circuit having first and second latch field effect transistors (FETs) with drains and gates cross-coupled between a first latch node and a second latch node. The source-drain paths of the first ... | 12/27/2011 |
| 8072244 | Current sensing amplifier and method thereof The present invention relates to a current sensing amplifier and a method thereof. The current sensing amplifier comprises a first current path, a second current path, a first capacitor, a second capacitor and a latch circuit. When a first current and a second curre... | 12/06/2011 |
| 8067963 | Sense-amplifier control circuit and controlling method of sense amplifier A sense amplifier control circuit includes an initial-voltage setting circuit configured to set a control signal to an initial voltage, the control signal controlling a sensing operation of a sense amplifier, and a control-signal-level adjusting circuit configured t... | 11/29/2011 |
| 7973567 | Apparatus for sensing an output current in a communications device Power over Ethernet (PoE) communication systems provide power and data communications over the same communications link, where a power source device (PSE) provides DC power (for example, 48 volts DC) to a powered device (PD). The DC power is transmitted simultaneous... | 07/05/2011 |
| 7952393 | Semiconductor memory device A semiconductor memory device includes an enable signal generating unit for generating an enable signal in response to an active signal and an internal voltage driving unit driven by the active signal and the enable signal, wherein the internal voltage driving unit ... | 05/31/2011 |
| 7915927 | Offset cancellation circuit and a method thereof An offset cancellation circuit includes a sense amplifier configured to receive an input signal and offset voltages and to generate an output signal. A compensation voltage generation section is configured to be inputted with the output signal, and the compensation ... | 03/29/2011 |
| 7911235 | Logarithmic detectors Disclosed is a logarithmic detector comprising: an amplifier element; means for setting a frequency of operation of the detector; and a controller, wherein an input signal to the amplifier element is arranged to cause an oscillation in the amplifier element, and the... | 03/22/2011 |
| 7782094 | Apparatus for sensing an output current in a communications device Power over Ethernet (PoE) communication systems provide power and data communications over the same communications link, where a power source device (PSE) provides DC power (for example, 48 volts DC) to a powered device (PD). The DC power is transmitted simultaneous... | 08/24/2010 |
| 7642815 | Sense amplifier A single ended sense amplifier circuit is disclosed that is operable to measure a state of a memory cell. The amplifier can track and compensate for variations in cell current via feedback to maintain precision. The amplifier can be used with low supply voltages whi... | 01/05/2010 |
| 7633317 | High-side current sense circuit with common-mode voltage reduction A high-side current sense circuit comprises a sense resistance Rsense connected in series with a signal having an associated current to be measured I, which develops voltages V1 and V2 on either side of Rsense. A differential gain... | 12/15/2009 |
| 7622962 | Sense amplifier control signal generating circuit of semiconductor memory apparatus A sense amplifier control signal generating circuit of a semiconductor memory apparatus is provided. The sense amplifier control signal generating circuit includes a timing control unit that models a transmission path of data from a memory cell to a sense amplifier ... | 11/24/2009 |
| 7583107 | Sense amplifier circuit for low voltage applications A sense amplifier circuit for low voltage applications is provided. In one implementation, the sense amplifier circuit includes a reference current generation circuit coupled to a power supply. The reference current generation circuit generates a reference current t... | 09/01/2009 |
| 7564271 | Sense amplifier and electronic apparatus using the same A sense amplifier according to the present invention for detecting a potential difference of signals input to a first input terminal and a second input terminal, includes a first means for applying voltages corresponding to threshold voltages of first and second tra... | 07/21/2009 |
| 7538584 | Sense amplifier The present invention provides a sense amplifier including a current sense circuit that outputs a detection voltage corresponding to an electric current intended for comparison, a current sense circuit that outputs a reference voltage corresponding to an electric cu... | 05/26/2009 |
| 7528633 | Current sensing circuit and boost converter having the same A current sensing circuit and a boost converter including the current sensing circuit are disclosed. The current sensing circuit includes a switching device, a sensing transistor, and a current sensing amplifier, and senses the current flowing through the switching ... | 05/05/2009 |
| 7498849 | Sense amplifiers with high voltage swing A sense amplifier includes a reference voltage generator for generating a reference output voltage and a core output voltage generator for generating a core output voltage. The core output voltage generator includes a core front-end stage and a core back-end stage o... | 03/03/2009 |
| 7495478 | Comparator and infrared remote control receiver A comparator circuit of the present invention includes a comparator section and a current buffer circuit. In a normal mode, a standby current outputted from the comparator section is amplified by a predetermined times at the current buffer circuit. On the other hand... | 02/24/2009 |
| 7489165 | Method and apparatus for amplifying a regulated differential signal to a higher voltage A sense amplifier for use in a memory device and in a memory-resident system. The sense amplifier operates on a lower voltage consistent with the voltage range of the differential input data and the sense amplifier further operates on a higher voltage to level-shift... | 02/10/2009 |
| 7432743 | Data input butter for use in a semiconductor device The present invention provides a semiconductor design technology, in particular a data input buffer for use therein. This data input buffer secures a data level sensing margin in a weak data transmission cycle upon an asymmetrical data pattern transmission. Specific... | 10/07/2008 |
| 7417472 | Multi-channel integrated circuit A multi-channel integrated circuit is provided in which each channel has an analog section and a digital section. Each channel of the readout chip employs low noise charge sensitive amplifier at its input followed by other circuitry such as shaper, pole-zero, peak h... | 08/26/2008 |
| 7411420 | High-speed input signal receiver circuit An input integrating circuit and a differential amplifier circuit are provided in a receiver circuit which samples a pair of differential input signals, detects the levels of said pair of input signals, and latches the detected levels. The above-mentioned input inte... | 08/12/2008 |
| 7405987 | Low voltage, high gain current/voltage sense amplifier with improved read access time A low voltage, high-gain current/voltage sense amplifier (ISA/VSA) circuit with improved read access time is provided herein. According to one embodiment, the ISA/VSA described herein includes a pair of current reference branches for generating a pair of reference c... | 07/29/2008 |
| 7394295 | Sense amplifier The invention relates to a sense amplifier comprising the following element: a first current mirror unit coupled to a high voltage source, outputting a first current and a second current according to a first reference current, wherein the second current is twice the... | 07/01/2008 |
| 7388409 | Offset independent sense circuit and method An offset current independent sense circuit is switchable between a store state and a sense state. In the store state, the sense circuit stores an offset current to a capacitor, and the influence of the offset current is eliminated by a transistor to regenerate the ... | 06/17/2008 |
| 7372685 | Multi-fault protected high side switch with current sense An integrated high side switch with multi-fault protection. When a fault condition is detected, the switch is turned off. The switch includes a pair of transistors that are connected such that the source of the first transistor is connected with the source of the se... | 05/13/2008 |
| 7368955 | Current-balanced logic circuit In accordance with some embodiments, a current-balanced logic circuit includes a first sense amplifier, a second sense amplifier, and a current-source transistor which provides bias current to the first and second sense amplifiers. The first and second sense amplifi... | 05/06/2008 |
| 7370213 | Power supply unit and computer A series power supply circuit and a switching power supply circuit are combined within a single power supply unit. The switching power supply circuit provides an efficiency lower than that of the series power supply circuit under a light load and provides an efficie... | 05/06/2008 |
| 7368792 | MOS transistor with elevated source/drain structure In a metal-oxide semiconductor (MOS) transistor with an elevated source/drain structure and in a method of fabricating the MOS transistor with the elevated source/drain structure using a selective epitaxy growth (SEG) process, a source/drain extension junction is fo... | 05/06/2008 |
| 7365596 | State retention within a data processing system Power consumption may be reduced through the use of power gating in which power is removed from circuit blocks or portions of circuit blocks in order to reduce leakage current. One embodiment uses a modified state retention flip-flop capable of retaining state when ... | 04/29/2008 |
| 7362154 | Radiation hardened latch A programmable phase frequency divider for space applications is implemented in CMOS technology, and consists of three radiation hardened D-type flip flops and combinational logic circuits to provide the feedback controls that allow programmable frequency division r... | 04/22/2008 |
| 7362602 | Sense amplifier circuit and method A sense amplifier circuit can be coupled to a match line for receiving a match line voltage and to a low potential line for receiving a low potential voltage from a memory array. The sense amplifier circuit can include a charging circuit coupled between a power supp... | 04/22/2008 |
| 7352215 | High speed latch comparators In a latch circuit having a bistable pair of cross connected transistors of a first polarity and a third transistor of a second polarity, a current signal greater than a bias current is received at a latch circuit port, amplified with the third transistor, and appli... | 04/01/2008 |
| 7348831 | Current mirror circuit, driving circuit using the same, and method of driving the circuit A current mirror circuit is disclosed that is capable of supplying a desired second current regardless of whether the threshold voltages of the current mirror circuit's transistors are the same or different. The current mirror circuit includes a first transistor who... | 03/25/2008 |
| 7342407 | Temperature compensation circuit and testing apparatus A temperature compensation circuit for effectively compensating the difference of a switching timing due to temperature change of a switching element included in a logic circuit is provided. The temperature compensation circuit includes a temperature detecting secti... | 03/11/2008 |
| 7336122 | Low power high side current monitor which operates at high voltages and method therefor A low power high side current monitor has an input terminal and a load terminal. A current sensing element is coupled to the input terminal and the load terminal. A first resistor is coupled to the input terminal. A first pair of transistors is coupled together and ... | 02/26/2008 |
| 7336552 | Sense amplifier connecting/disconnecting circuit arrangement and method for operating such a circuit arrangement An apparatus and method for operating a sense amplifier connecting/disconnecting circuit arrangement, in particular for a semiconductor memory device, including a switching device for connecting/disconnecting a sense amplifier to/from a bit line of a first cell fiel... | 02/26/2008 |
| 7330388 | Sense amplifier circuit and method of operation In one arrangement, a semiconductor memory device can include a sense amplifier circuit (300) having drive high transistors (P30/P31), drive low transistors (N31/N32) and equalization transistors (N33-N35). Such trans... | 02/12/2008 |
