摘要:
A semiconductor integrated circuit includes a multi-chip package having a plurality of semiconductor chips. The semiconductor integrated circuit includes a signal line; and a signal loading compensation section in a semiconductor chip among the plurality of semiconductor chips, configured to apply a designed signal loading to the signal line in response to activation of a test signal. Here, the designed signal loading has a value corresponding to a signal loading component of another semiconductor chip among the plurality of semiconductor chips to the signal line.
摘要:
A memory system includes: a controller configured to provide a hidden auto refresh command; and a memory configured to perform a refresh operation in response to the hidden auto refresh command. The controller and the memory communicate with each other so that each refresh address of the controller and the memory has the same value as each other.
摘要:
The present invention relates to a VPP voltage generator that generates a stable VPP voltage. The VPP voltage generator of the present invention generates a stable VPP voltage. Therefore, power consumption can be saved, a precharge time of word line can be prevented from increasing and a tRCD characteristic can be improved. It is thus possible to improve the operational performance of semiconductor memory devices.
摘要:
Provided is a holder device for analyzing characteristics of a dosimeter. In the holder device, the dosimeter is located in a desired direction on a radiation path along which radiation is irradiated from a radiation emitter, and a radiation absorbance characteristic is recognized according to a radiation dose absorbed by the dosimeter. The holder device includes: a dosimeter holder fixedly supporting the dosimeter; a body having a partial spherical portion with a specific curvature, and having a plurality of mounting holes containing the dosimeter holder; and a supporter supporting the body so that the dosimeter is located on the radiation path. Accordingly, in the holder device for analyzing characteristics of a dosimeter, one or more dosimeters can be disposed at a desired angle and position with respect to a radiation emitter, characteristics of the dosimeter can be accurately analyzed, and thus radiation treatment and treatment schedule can be effectively performed.
摘要:
A refresh control circuit of a semiconductor apparatus includes: a first bank refresh counter configured to increase or decrease a logic value of a first refresh address signal when a first bank address signal is enabled during a refresh operation, a second bank refresh counter configured to increase or decrease a logic value of a second refresh address signal when a second bank address signal is enabled during the refresh operation, a bank selection unit configured to generate first and second bank select signals in response to the first and second bank address signals during the refresh operation, and a row selection unit configured to generate first and second row select signals in response to the first and second refresh address signals and the first and second bank select signals.
摘要:
A flash memory-based storage grouped into memory regions is controlled by determining whether the flash memory is accessed or not. Power to a first of the memory regions is controlled according to the determination result. Power to a second of the memory regions is controlled according to the determination result. Controlling includes enabling provision of power to the first memory region while concurrently denying power to the second memory region.
摘要:
One embodiment of a method includes loading, by a memory controller, a boot image from a solid state drive to an operating memory of a computing system during an initialization operation of the computing system. The initialization operation initializes components of the computing system.
摘要:
A semiconductor apparatus includes a control chip including a first selection unit configured to output one of signals which are inputted through a first normal port and a shared test port, in response to a test mode signal; and a second selection unit configured to output one of signals which are inputted through a second normal port and the shared test port, in response to the test mode signal, wherein the control chip is configured to transmit an output of the first selection unit to a first chip and transmit an output of the second selection unit to a second chip.
摘要:
A semiconductor apparatus includes a controller, a memory, a normal line, a test line, and a path setting unit. The normal line is provided for communication between the controller and the memory. The test line is provided for a test operation of the memory. The path setting unit connects either the normal line or the test line to the memory according to a type of access mode.
摘要:
Provided are an apparatus and method for compression-encoding a moving picture at high speed while minimizing image quality deterioration. In H.264 moving picture encoding, the apparatus and method perform rate-distortion optimization (RDO) indispensable for high-definition encoding by feedback prediction, and minimize the amount of discrete cosine transform (DCT)-inverse DCT (IDCT) calculation performed for RDO many times, thereby performing H.264 encoding at high speed.The apparatus includes: a B-slice checker for performing a B-slice check for current frame data; a maximum inter mode prediction bit calculator for performing motion estimation and motion compensation for an inter mode using the maximum division block and calculating a prediction bit value; a minimum intra mode prediction bit calculator for performing motion estimation and motion compensation for an intra mode using the minimum division block and calculating a prediction bit value; a linear prediction bit estimator for calculating prediction bit values for modes other than the inter mode using the maximum division block and the intra mode using the minimum division block, using linear parameters and stochastic values; a mode determiner for comparing the prediction bit values calculated by the maximum inter mode prediction bit calculator, the minimum intra mode prediction bit calculator and the linear prediction bit estimator and determining an appropriate encoding mode; and an encoder for encoding the current frame data in the mode determined by the mode determiner.