Abstract: A memory device includes a memory block including a plurality of pages; and a control logic configured to control, when a read command for a selected page among the plurality of pages is received, a read operation on the selected page to be performed using a plurality of read voltages, wherein the plurality of read voltages are determined based on a reference value for the selected page and a read count representing a number of times a read operation of reading data stored in the selected page is performed after a program operation of storing data in the selected page.

Abstract: Provided herein is a memory device and a method of operating the same. The memory device includes memory cells coupled between a word line and bit lines, a main processor configured to control program-related voltages that are applied to the word line and the bit lines, a page buffer configured to store data sensed based on threshold voltages of the memory cells, a sensing circuit configured to perform a pass/fail check operation of comparing a sensing current corresponding to the sensed data with a reference current, and a sub-processor configured to control the page buffer and the sensing circuit to perform the pass/fail check operation in parallel with control of the program-related voltages while the main processor controls the program-related voltages.

Abstract: Systems and method are provided for managing inventory by determining product prices based on product characteristics. One method includes, based on a condition of the product and an age of the product, determining a new price of a returned product and modifying the database to assign the new price to the product identifier. Based on a determination that the product is not a returned product from a customer: calculating an inventory rate associated with the product; based on the calculated inventory rate, determining a new price of the product; and modifying the database to assign, to the product identifier, the inventory rate and the new price.

Abstract: An acceleration limit function control apparatus may include a switch unit including a first switch and a second switch. Each of the switches may be configured to generate two input signals associated with different input time durations. The apparatus may be configured to set one of the input signals from the first switch as a mode switching signal for activating an acceleration limit mode and to set each of the input signals from the second switch as a level adjustment signal for increasing or decreasing an acceleration limit level. The apparatus may be configured to increase or decrease the acceleration limit level by the level adjustment signal input in the state in which the acceleration limit mode is activated.

Abstract: Provided herein may be a memory device and a method of operating the memory device. The memory device includes an operation code generator configured to generate a program code and a verify code in response to a program control code and to output an operation code using the program code and the verify code, a verify counter configured to store a count value acquired by counting the number of verify operations that are performed depending on the verify code, a verify determiner configured to compare the count value with a reference value depending on the result of the verify operation and to generate the program control code to change a step voltage for raising a program voltage depending on the comparison result, and a voltage generator configured to generate the program voltage and a verify voltage depending on the operation code.

Abstract: Systems and method are provided for managing inventory by determining product prices based on product characteristics. One method includes, based on a condition of the product and an age of the product, determining a new price of a returned product and modifying the database to assign the new price to the product identifier. Based on a determination that the product is not a returned product from a customer: calculating an inventory rate associated with the product; based on the calculated inventory rate, determining a new price of the product; and modifying the database to assign, to the product identifier, the inventory rate and the new price.

Abstract: A memory device, of an electronic device, that controls a start of an operation of a sub microcontroller includes a plurality of memory cells. The memory device includes a command interface logic encoding a command received from an outside of the memory device to generate an encoding signal, a multi-microcontroller circuit including a main microcontroller and a sub microcontroller outputting a setting signal for performing an operation on the plurality of memory cells based on the encoding signal, and a read only memory outputting ROM data corresponding to a ROM address output from the multi-microcontroller circuit. The sub microcontroller receives a micro out signal output from the main microcontroller and simultaneously operates with the main microcontroller, during an operation of the main microcontroller.

Abstract: Systems and method are provided for managing inventory by determining product prices based on product characteristics. One method includes, based on a condition of the product and an age of the product, determining a new price of a returned product and modifying the database to assign the new price to the product identifier. Based on a determination that the product is not a returned product from a customer: calculating an inventory rate associated with the product; based on the calculated inventory rate, determining a new price of the product; and modifying the database to assign, to the product identifier, the inventory rate and the new price.

Abstract: Provided herein may be a memory device and a method of operating the memory device. The memory device includes an operation code generator configured to generate a program code and a verify code in response to a program control code and to output an operation code using the program code and the verify code, a verify counter configured to store a count value acquired by counting the number of verify operations that are performed depending on the verify code, a verify determiner configured to compare the count value with a reference value depending on the result of the verify operation and to generate the program control code to change a step voltage for raising a program voltage depending on the comparison result, and a voltage generator configured to generate the program voltage and a verify voltage depending on the operation code.

Abstract: A memory device, of an electronic device, that controls a start of an operation of a sub microcontroller includes a plurality of memory cells. The memory device includes a command interface logic encoding a command received from an outside of the memory device to generate an encoding signal, a multi-microcontroller circuit including a main microcontroller and a sub microcontroller outputting a setting signal for performing an operation on the plurality of memory cells based on the encoding signal, and a read only memory outputting ROM data corresponding to a ROM address output from the multi-microcontroller circuit. The sub microcontroller receives a micro out signal output from the main microcontroller and simultaneously operates with the main microcontroller, during an operation of the main microcontroller.

Abstract: A semiconductor device includes a first processor configured to process a first code based on a first clock signal; and a second processor, controlled by the first processor, electrically coupled to a memory, and configured to process a second code based on the first clock signal and a second clock signal, wherein the second clock signal has a faster cycle than the first clock signal.

Abstract: There may be provided an electronic device, and more particularly, a semiconductor memory device and a method of operating the same. The semiconductor memory device may include a memory cell array including a plurality of memory cells. The semiconductor memory device may include an operation control signal generator configured to receive a request for performing a target operation from the controller configured to control the semiconductor memory device and to generate a synchronizing signal for performing the target operation. The semiconductor memory device may include a temperature detect circuit configured to detect temperatures of the plurality of memory cells in response to the synchronizing signal.

Abstract: Disclosed is a cleaning robot for creating a 3Dimensional (3D) obstacle map including information about a height of an object existing on an area to be cleaned, and cleaning the area to be cleaned based on the 3D obstacle map, and a method of controlling the cleaning robot. In accordance with an aspect of the present disclosure, there is provided. The cleaning robot includes a main body, a moving portion configured to move the main body, an obstacle sensor configured to sense a height of an obstacle, and a controller configured to create an obstacle map including information about the height of the obstacle.

Abstract: A semiconductor device includes a first processor configured to process a first code based on a first clock signal; and a second processor, controlled by the first processor, electrically coupled to a memory, and configured to process a second code based on the first clock signal and a second clock signal, wherein the second clock signal has a faster cycle than the first clock signal.

Abstract: There may be provided an electronic device, and more particularly, a semiconductor memory device and a method of operating the same. The semiconductor memory device may include a memory cell array including a plurality of memory cells. The semiconductor memory device may include an operation control signal generator configured to receive a request for performing a target operation from the controller configured to control the semiconductor memory device and to generate a synchronizing signal for performing the target operation. The semiconductor memory device may include a temperature detect circuit configured to detect temperatures of the plurality of memory cells in response to the synchronizing signal.

Abstract: There may be provided an electronic device, and more particularly, a semiconductor memory device and a method of operating the same. The semiconductor memory device may include a memory cell array including a plurality of memory cells. The semiconductor memory device may include an operation control signal generator configured to receive a request for performing a target operation from the controller configured to control the semiconductor memory device and to generate a synchronizing signal for performing the target operation. The semiconductor memory device may include a temperature detect circuit configured to detect temperatures of the plurality of memory cells in response to the synchronizing signal.

Abstract: A cleaning robot includes a non-circular main body, a moving assembly mounted on a bottom surface of the main body to perform forward movement, backward movement and rotation of the main body, a cleaning tool assembly mounted on the bottom surface of the main body to clean a floor, a detector to detect an obstacle around the main body, and a controller to determine whether an obstacle is present in a forward direction of the main body based on a detection signal of the detector, control the rotation of the main body to determine whether the main body rotates by a predetermined angle or more upon determining that the obstacle is present in the forward direction, and determine that the main body is in a stuck state to control the backward movement of the main body if the main body rotates by the predetermined angle or less.

Abstract: A nonvolatile memory device may include a plurality of cell strings including a plurality of memory cells serially coupled to one another; a plurality of bit lines coupled to a corresponding cell string of the plurality of cell strings; a plurality of page buffers each including a plurality of latches and coupled to a corresponding bit line of the plurality of bit lines; a first control circuit suitable for controlling the plurality of latches to perform an operation corresponding to an activated command signal of a plurality of command signals in an access operation; and a second control circuit suitable for activating one or more of the plurality of command signals, while controlling operations of the plurality of cell strings and the plurality of bit lines in the access operation.

Abstract: A method to update firmware of a low power wide area (LPWA) module includes: transmitting, from a gateway, an over the air (OTA) request message including an OTA transmission time to the LPWA module; transmitting, from the gateway, OTA packets including a firmware source to the LPWA module at the OTA transmission time; and receiving, at the gateway, an OTA response message from the LPWA module confirming whether a reception of the plurality of OTA packets is completed.

Abstract: A cleaning robot includes a main body; a plurality of pad assemblies mounted on the bottom of the main body for doing cleaning; a drive assembly for applying drive power for each of the plurality of pad assemblies; and a detection unit for detecting an obstacle. The drive assembly adjusts slopes of the plurality of pad assemblies individually based on the height of the obstacle.