Skhynix Inc.

Samsung Electronics Co., Ltd.

Tae-Pyeong Kim

Han-Kyul Lim

Cheon-Oh Lee

Ho-Bin Song

Jae-Woo Kim

Hyun-Jin Noh

Pyo-Young Han

Farah Alnaimi

Sung-Jun Kim

Dong-Uk Park

Si-hoon Lee

Si-Hoon Lee

Jung-Myung Choi

Embodiments of the present disclosure relate to a monitoring circuit and a semiconductor device, and particularly, to a monitoring circuit including an oscillation circuit configured to generate an oscillation signal having a rising characteristic or a falling characteristic according to a threshold voltage level and a counter configured to count the number of rises or the number of falls of the oscillation signal, and a semiconductor device including the monitoring circuit.

Monitoring circuit and semiconductor device

A method for operating a memory system includes: performing a first training operation for alignment between a clock and a data strobe signal; performing a second training operation for alignment between the data strobe signal and the data; detecting an error of the second training operation; and adjusting a delay value of the data strobe signal in response to the detection of the error.

Memory system, operation method of the same, and memory controller

A locking detecting circuit of a Phase Locked Loop (PLL) circuit includes an output signal counter performing an output signal counting operation of counting an output signal of the PLL circuit during a counting time period, a period determiner performing a period changing operation of decreasing the counting time period until a difference between a current period counting value and a preceding period counting value becomes smaller than a threshold value, and a locking detector detecting a locking of the PLL circuit when the difference between the current period counting value and the preceding period counting value becomes smaller than the threshold value.

Locking detecting circuit and operating method thereof

A method for measuring an odor in an olfactory sensing device is provided. The method includes sensing an odor using at least one odor sensor, estimating a current temperature using a temperature count coefficient of a monitor sensor, calculating an odor count coefficient variation for the at least one sensor, and measuring the odor by applying a temperature count coefficient variation corresponding to a temperature change to the odor count coefficient variation.

Olfactory sensing device and method for measuring odor

A cover device including: a rear cover; a front cover rotatable with respect to the rear cover; and an odor detection module mounted to the front cover. The cover device enables miniaturization of an odor detector and ensures portability of an electronic device even through the odor detector is connected to the electronic device, and enhances the outward appearances of the electronic device, and an electronic device having the cover device.

Cover device with odor detector and electronic device having the same

A digital duty cycle correction circuit includes a duty cycle controller and a digital duty control code generator. The duty cycle controller generates first and second output clock signals by compensating duty cycles of first and second input clock signals based on a digital duty control code. The digital duty control code generator generates the digital duty control code based on a frequency value obtained by converting duty cycle information of the first output clock signal and the second output clock signal.

Digital duty cycle correction circuit

A frequency compensation apparatus includes a first counter setting a reference period using a main clock, a second counter sensing a change in the frequency of a sub clock using the reference period, and a frequency compensator providing a compensated frequency using information on the changed frequency of the sub clock. Related methods are also described.

Apparatus for frequency compensation using two counters

Provided is a semiconductor device for compensating for an internal skew without training with an external device. The semiconductor device includes a signal generating unit configured to generate and output a reference signal, a first receiving unit configured to receive the reference signal and output a first output signal, a second receiving unit configured to receive the reference signal and output a second output signal, a delay unit configured to delay the first output signal by a certain time and output a delayed signal, a sampling unit configured to sample the second output signal based on the delayed signal and output sampling data, and a skew controlling unit configured to control the delaying unit based on the sampling data.

Semiconductor device compensating for internal skew and operating method thereof

A data processing device includes a clock converter, a data converter, and an error detector. The clock converter is configured to receive a first clock signal, convert the first clock signal into a second clock signal, and output the second clock signal. The data converter is configured to receive first data, convert the first data into second data using the second clock signal, and output the second data. The error detector is configured to check whether the first clock signal is in a first clock state or a second clock state upon the first data transitioning to a first data state, and output an enable signal to the clock converter upon determining that the first clock signal has transitioned to the first clock state from the second clock state.

Growing community of inventors

Gyeonggi-do, South Korea

Tae-Pyeong Kim