Abstract:
A memory module includes a plurality of ranks that each include a first pin group and a second pin group for receiving external pin signals, and a rank selecting unit included in each of the plurality of ranks, the rank selecting unit configured to output different rank pin signals to each rank by using signals of the first pin group.
Abstract:
An apparatus and method for separating and connecting a main camera and a sub camera in a portable terminal are provided. The portable terminal includes a main camera for receiving a main clock signal from a main chip and transmitting a main camera pixel clock signal to the main chip in response to the main clock signal, a sub camera for receiving the main clock signal from the main chip and transmitting a sub camera pixel clock signal to the main chip in response to the main clock signal, and a switch for configuring a path from the main chip to at least one of the main camera and the sub camera.
Abstract:
Various embodiments of a memory system are disclosed. In one exemplary embodiment, the memory system may include a semiconductor memory apparatus configured to generate error check signals in a column direction and a row direction of data groups to be transmitted through a plurality of data input/output terminals in a read operation and output the error check signals together with the data groups, and a memory controller configured to control data read/write operations of the semiconductor memory apparatus, generate error check signals by performing error check in a column direction and a row direction of data groups to be transmitted in a write operation, and provide the error check signals to the semiconductor memory apparatus together with the data groups.
Abstract:
A semiconductor memory device includes first and second sub-memory-cell areas configured to form a memory cell matrix and include a first bit line and a second bit line respectively to form a data transfer path corresponding to a predetermined memory cell, an additional bit line configured to cross the first sub-memory-cell area and form a data transfer path by being connected with the second bit line and a sensing and amplifying unit configured to sense and amplify data inputted through the additional bit line and the first bit line.
Abstract:
Disclosed is an optical recognition user input device and method for recognizing user input that can prevent an error in recognition of plural touch points. A plurality of optical transmission/reception modules (T/R) are disposed around a touch panel including a plurality of pixels. Each of the optical T/R modules includes a light emitting unit and a light receiving unit. A controller controls operation of the optical T/R modules and calculates a user touch location on the touch panel based on an optical signal received by the light receiving unit.
Abstract:
A semiconductor memory device includes a plurality of memory cell matrixes each of which contains plural memory cell arrays whose number is lager than 2n and smaller than 2n+1, n being a natural number. The semiconductor memory device includes normal memory cell arrays including 2m numbers of memory cell arrays of the plurality of memory cell matrixes, m being a bit of addresses, wherein a data access operation is performed on normal memory cells in the normal memory cell arrays as normal word lines corresponding to the normal memory cells are activated in response to the addresses, and additional redundancy memory cell arrays in the plurality of memory cell matrixes, wherein repair-expected memory cells in the normal memory cell arrays are replaced with the additional redundancy memory cell arrays as redundancy word lines corresponding to the additional redundancy memory cells are activated in response to the addresses corresponding to the repair-expected memory cells.
Abstract:
An intelligent computing device agent system for auto recognition of a computing environment of multi-user and optimum information exchange configuration is provided. In the computing device agent system automatically detects the user's computing environment and intelligently makes network access configuration and an information exchange type required between interacting computing devices identical to each other, so that fast, convenient interaction is carried out without complex network configuring or multi-step environment configuring for information exchange.
Abstract:
Provided is an input/output line sharing apparatus of a semiconductor memory device. In this apparatus, a global input/output line is shared by a data line signal and a test mode signal, and an input/output line between test mode signals is shared. The apparatus comprises a global input/output line, a first control signal generating unit configured to generate a test mode control signal from a test mode register set signal, a multiplexer configured to output a signal selected from a data line signal and a test mode signal to the global input/output line in response to the test mode control signal, and a latch unit configured to store the test mode signal outputted from the global input/output line in response to the test mode control signal.
Abstract:
Disclosed is a delay locked loop circuit (DLL) used for DDR SDRAM. The DLL provides a fast locking function. In particular, the DLL detects the level of a frequency and performs the fast locking function, thereby realizing a high integrated memory device having a reduced area of a delay part used in order to synchronize a phase of an external clock signal with a phase of an internal clock.
Abstract:
A graphic user interface, an input/output computing apparatus for intuitive interfacing, and a method of interfacing are disclosed. The input/output computing apparatus for intuitive interfacing with a user, includes an input unit to detect one of a plurality of predetermined motions of the user and generate a signal corresponding to the detected predetermined motion, and a controller to carry out an operation corresponding to the signal and generate a control signal to display the result corresponding to the operation.