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9071243 Single ended configurable multi-mode driver  
Embodiments of the invention are generally directed to a single-ended configurable multi-mode driver. An embodiment of an apparatus includes an input to receive an input signal, an output to...
9030229 Impedance tuning circuit and integrated circuit including the same  
An impedance tuning circuit includes a calibration unit and a post-processing unit. The calibration unit generates an initial pull-up code and an initial pull-down code by performing a calibration...
9024654 System and method to actively drive the common mode voltage of a receiver termination network  
An active termination circuit for a differential receiver includes a first receiver element configured to receive a first component of a differential signal, a second receiver element configured...
9018974 Impedance calibration device and method  
An impedance calibration device includes: a variable impedance, an operational unit, an analog-digital converter, and a controller. The operational unit receives a first analog signal and a second...
9018973 Semiconductor device  
A device, comprising an output terminal; an output circuit coupled to the output terminal and having an adjustable impedance; and an impedance adjustment circuit adjusting stepwise the adjustable...
9007114 Semiconductor device including clock signal generation unit  
A semiconductor device for stably generating a clock signal from a strobe signal includes a processor, a clock signal generation unit receiving a first strobe signal and a second strobe signal to...
9000850 Method and apparatus for self-calibrating driving capability and resistance of on-die termination  
A method and an apparatus for self-calibration of a driving capability and a resistance of an on-die termination are provided. The apparatus includes an output interface physical layer (PHY) and a...
9001597 Memory system, semiconductor memory device, and wiring substrate, the semiconductor memory device including termination resistance circuit or control circuit  
A semiconductor device includes a first input terminal receiving a termination resistance control signal, and a termination resistance circuit that is able to be controlled to be turned on or off...
9000800 System and method of eliminating on-board calibration resistor for on-die termination  
A system for calibrating impedance of an input/output (I/O) buffer on a semiconductor die includes: the I/O buffer; a temperature sensor on the semiconductor die; and a supply sensor on the...
8994399 Transmission line driver with output swing control  
A transmission line driver including an output configured to have a load impedance is provided. The transmission line driver includes a pull-up circuit coupled in series with the output. The...
8988101 Method for operating memory device and apparatuses performing the method  
According to example embodiments, a method for operating a memory device includes receiving an on-die termination (ODT) signal through an ODT pin, and issuing a command or controlling an ODT...
8988916 Memory structure with reduced number of reflected signals  
A memory structure with reduced-reflection signals at least includes a processing unit; a lumped circuit unit, connected to the processing unit; a plurality of memories, connected to the lumped...
8988102 On-die termination  
Local on-die termination controllers for effecting termination of a high-speed signaling links simultaneously engage on-die termination structures within multiple integrated-circuit memory devices...
8988100 Driver calibration methods and circuits  
Described are amplifiers that facilitate high-speed communication with calibrated drive strength and termination impedance. Drivers and termination elements can be divided into a number N of...
8981811 Multi-valued on-die termination  
An integrated circuit memory device stores a plurality of digital values that specify respective termination impedances. The memory device switchably couples respective sets of load elements to a...
8970248 Sharing hardware resources between D-PHY and N-factorial termination networks  
A termination network for a receiver device is provided to support both D-PHY signaling and N-factorial signaling. The first end of each of a plurality dynamically configurable switches is coupled...
8963578 Receiver  
The present invention discloses a receiver capable of enhancing accuracy of signal reception. The receiver includes a variable termination resistance unit, coupled to at least one channel, for...
8963577 Termination impedance apparatus with calibration circuit and method therefor  
A termination impedance apparatus includes a variable pull-up resistor, a variable pull-down resistor, and a small-signal calibration circuit. The variable pull-up resistor is coupled between a...
8957700 Apparatus and methods for digital configuration of integrated circuits  
Apparatus and method for digital configuration of integrated circuits (ICs) are provided herein. In certain implementations, an IC includes an impedance sensing circuit and at least one pin used...
8952719 Memory with termination circuit  
Provided is a semiconductor integrated circuit according to an exemplary aspect of the present invention including first and second transmitter-receivers that execute transmission and reception of...
8952718 Termination circuit and DC balance method thereof  
A termination circuit for a plurality of memories controlled by a controller is provided. The termination circuit includes a plurality of drivers, a plurality of resistors and a plurality of...
8952725 Low voltage differential signal driving circuit and electronic device compatible with wired transmission  
A low voltage differential signal driving circuit including positive and negative differential output terminals, an automatic level selector, an output level detector and a transition accelerator....
8947119 Impedance calibration circuits with adjustable reference voltages  
An impedance calibration circuit includes a first calibration voltage driver configured to operate in response to a first enable signal, compare a first calibration voltage signal with a first...
8941406 Method for reducing output data noise of semiconductor apparatus and semiconductor apparatus implementing the same  
Provided is a method for reducing output data noise of a semiconductor apparatus which includes a plurality of output buffers to output data. The method includes the steps of: driving low data to...
8941407 Integrated circuit with configurable on-die termination  
Described are integrated-circuit die with differential receivers, the inputs of which are coupled to external signal pads. Termination legs coupled to the signal pads support multiple termination...
8937488 Calibration of impedance  
A semiconductor device has a first controlled chip, including a first replica output circuit having the same configuration as a first output circuit, a first ZQ terminal connected to the first...
8933723 Terminating resistance generation device for differential input mode communication and differential input mode communication device  
Disclosed are a terminating resistance generation device for differential input mode communication and a differential input mode communication device. The terminating resistance generation device...
8933729 Stacked receivers  
Differential receivers are “stacked” and independently calibrated to different common-mode voltages. The different common-mode voltages may correspond to the common-mode voltages of stacked...
8928349 On-die termination circuit, semiconductor memory device and memory system  
An ODT circuit is activated/deactivated in response to a latency control signal or a clock enable signal. The ODT circuit includes an ODT control circuit and an ODT section. The ODT control...
8922240 Termination circuit  
A termination circuit includes: a pull-up termination unit configured to pull-up terminate an interface node in response to a pull-up signal; a pull-down termination unit configured to pull-down...
8917110 Semiconductor package including multiple chips and memory system having the same  
A package includes a master chip including a storage circuit configured to store an impedance setting of the master chip and an impedance setting of a slave chip, and a termination circuit for an...
8918067 Servo loop for quality-factor compensation in a capacitor array  
The impedance of the elements of a capacitor array in the transmitter is kept substantially constant over changes in process, temperature, and supply voltage. The impedance is maintained...
8912818 High speed multiple memory interface I/O cell  
A calibration circuit includes an amplifier, a current steering digital-to-analog converter (DAC), a comparator, a slew calibration network, and an on-die termination (ODT) network. The amplifier...
8912819 Termination circuits capable of receiving data signals in different formats for performing impedance matching  
A termination circuit is provided. The termination circuit includes a first receiving terminal, a second receiving terminal, a first resistive device, a second resistive device, a third resistive...
8907698 On-die termination circuit and termination method  
An on-die termination circuit including: a DQS circuit block configured to terminate a DQS pad in response to a first impedance adjustment signal which is transmitted through a global line; and a...
8907699 Semiconductor integrated circuit  
Provided is a semiconductor integrated circuit according to an exemplary aspect of the present invention including a data transmitting circuit that transmits data in parallel through a plurality...
8896343 Adjustable impedance circuit and impedance setting method for providing differential-mode impedance matching and common-mode impedance matching  
An adjustable impedance circuit includes a calibration module, an impedance module, a first switch module and a second switch module. The calibration module is arranged to generate a calibration...
8896341 Integrated circuit device, calibration module, and method therefor  
An integrated circuit device comprising at least one calibration module for calibrating an impedance of at least one on-die interconnect line driver in order to adaptively match an impedance...
8896340 Semiconductor modules  
Semiconductor modules are provided. The semiconductor module includes semiconductor chips with one or more ranks. The semiconductor module includes a mode register configured for storing a first...
8896342 Integrated circuit and operation method thereof  
An integrated circuit of a multiple die package structure having a plurality of semiconductor devices, each of the plurality of semiconductor devices may include an active termination circuit...
8890601 Method, system, and circuit with a driver output interface having a common mode connection coupled to a transistor bulk connection  
A multi-terminal output with a common mode connection includes an output having a first terminal and a second terminal and having a common mode connection between the first terminal and the second...
8890637 Automatic termination circuit and method  
An electronic circuit arranged to terminate automatically a plurality of conductors at or near a node of a network comprising: a first input terminal electrically coupled to a first output...
8890565 Logic signal transmission circuit with isolation barrier  
A logic signal transmission circuit includes a driving circuit, an isolation section, and a latch section. The driving circuit converts an input digital signal to a differential digital signal....
RE45246 On-die termination circuit and driving method thereof  
An on-die termination circuit is capable of increasing a resolution without enlargement of a chip or a layout size. The on-die termination circuit includes a control means, a termination...
8890564 System and method for decreasing signal integrity noise by using varying drive strengths based on likelihood of signals becoming victims  
A method of designing an integrated circuit, integrated circuits using different drive strengths and a signal integrity monitor are provide herein. In one embodiment, the signal integrity monitor...
8884646 Electrical networks and methods of forming the same  
Electrical networks are formed to produce an approximation of at least one desired performance characteristic, based on the recognition that fabrication variations introduce slight differences in...
8884644 Impedance discontinuity compensator for electronic packages  
The present disclosure provides for a circuit package that can include a signal input port that receives an electronic signal that includes multiple frequency components and a signal output port...
8878565 Semiconductor device having impedance calibration function to data output buffer and semiconductor module having the same  
Disclosed herein is a semiconductor device that includes a first transistor unit coupled to the data terminal, and a plurality of second transistor units coupled to the calibration terminal. The...
8878568 High-speed SSR transmit driver  
A high speed transmit driver is provided, along with methods to improve driver slew rate, decrease transmit jitter, improve termination accuracy, and decrease sensitivity to supply noise.
8878564 Impedance adjustment circuit with correction circuit for semiconductor device  
A device includes an output circuit including a plurality of unit buffers, each of the unit buffers having an adjustable impedance; a controller circuit operable to selectively activate at least...