Samsung Electronics Co., Ltd.

Samsung Display Co., Ltd.

Yun-Seok Choi

Sung-Kwon Jo

Ki-Seob Hong

Hee-Won Kang

Keun-Chul Hwang

Yong-hoon Kim

Heung-Kyu Kwon

Yong-Soon Lee

Seong-Ho Shin

Hyo-Yol Park

Ji-Won Lee

Kyung-Ho Kim

Dong-Jun Lee

Dong-Ki Min

Se-Hoon Lee

Eun-Chul Yoon

Da-Hee Lee

Yo-Hwan Noh

Chae-sung Kim

Dae-Kwan Kim

Seong-Won Jo

A semiconductor package includes a package substrate, an interposer on the package substrate, and a first semiconductor device and a second semiconductor device on the interposer, the first and second semiconductor devices connected to each other by the interposer, wherein at least one of the first semiconductor device and the second semiconductor device includes an overhang portion protruding from a sidewall of the interposer.

Semiconductor package and method of manufacturing the same

A method and apparatus are provided for controlling a data rate in a mobile communication system. The method includes changing an offset from a first offset used in a previous packet to a second offset determined based on whether or not the previous packet is successfully received by a second apparatus; determining whether or not a second channel quality in which the second offset is applied is within a range from a minimum quality to a maximum quality; if it is determined that the second channel quality is not within the range, determining that the offset is maintained as the first offset in a current packet; and transmitting, to the second apparatus, the current packet according to a first channel quality in which the first offset is applied.

Apparatus and method for rate control in mobile communication system

A crosstalk processing module configured to process a crosstalk of an image signal includes a correction element generation unit, a storage, and a crosstalk correction check unit. The correction element generation unit receives the image signal and input information associated with at least a size of the image signal and generates seed values and correction parameters which are used to correct the crosstalk, based on the input information and a representative channel image signal obtained by separating the image signal with respect to color. The storage stores the seed values and the correction parameters. The crosstalk correction check unit receives the image signal, receives the seed values and the correction parameters from the storage, corrects the crosstalk, and outputs a final image signal and pass/fail information indicating a pass or fail of the correction of the crosstalk based on a plurality of reference values.

Crosstalk processing module, method of processing crosstalk and image processing system

Disclosed are an apparatus and system for controlling a data rate in a mobile communication system. The apparatus includes a controller which is configured to update an offset when an error rate of a channel needs to be corrected based on a code rate of a frame, presence/absence of an error through Cyclic Redundancy Check (CRC), and channel state information such as an offset value, and maintain the offset when the code rate of the channel is a maximum value or a minimum value.

An apparatus and a method are provided for allocating resources, in which a base station allocates a time slot to a terminal in a wireless communication system supporting a time division multiple access scheme. The method includes a monitoring block of monitoring a channel state of the terminal after allocating a time slot for the terminal. The method also includes adjusting, by increasing or reducing, the number of the existing allocated time slots when the channel state of the terminal satisfies a preset time slot adjustment requirement.

Apparatus and method for allocating resources in wireless communication system

A method for mitigating inter-cell interference by a base station in a cellular communication system. The base station determines cells to which same frequency resources are allocated, and which cause interference to each other, and determines a starting time slot, at which resource allocation to each cell starts, as a different time slot for each cell, taking into account a number of the cells and time slots constituting time resources. In response to receiving a call setup request from a terminal, the base station selects a time slot taking into account interference information of each of the time slots, and allocates a resource based on the selected time slot to the terminal.

Apparatus and method for mitigating inter-cell interference in cellular communication system

A gate-on voltage generator that can enhance display quality at low temperatures, a driving device, and a display apparatus having the same, in which the gate-on voltage generator includes a temperature sensor having an operational amplifier configured to receive a driving voltage and produce a temperature-dependent variable voltage, the level of which varies according to the ambient temperature, and a charge pumping unit shifting the temperature-dependent variable voltage by the voltage level of a pulse signal and generating a gate-on voltage.

Gate-on voltage generator, driving device and display apparatus comprising the same

A package stack structure may an upper package include an upper package substrate having a first edge and a second edge opposite to the first edge. The upper package substrate has a first region arranged near the first edge and a second region arranged near the second edge. A first upper semiconductor device is mounted on the upper package substrate. The package stack structure may also include a lower package having a lower package substrate and a lower semiconductor device. The lower package is connected to the upper package through a plurality of inter-package connectors. The plurality of the inter-package connectors may include first inter-package connectors configured to transmit data signals; second inter-package connectors configured to transmit address/control signals; third inter-package connectors configured to provide a supply voltage for an address/control circuit; and fourth inter-package connectors configured to provide a supply voltage for a data circuit.

Semiconductor devices, package substrates, semiconductor packages, package stack structures, and electronic systems having functionally asymmetric conductive elements

A liquid crystal display (LCD) and a method of driving the LCD in which the LCD includes a liquid crystal panel divided into a plurality of display regions, each of the display regions having a plurality of pixels; and a timing controller receiving a primitive image signal for displaying an image in the display regions, and correcting the primitive image signal using a plurality of dithering patterns respectively corresponding to the display regions, wherein the display regions in contact with each other on at least one side correspond to different dithering patterns.

Liquid crystal display and method of driving the same including providing different dithering patterns to adjacent display regions

Provided are a display device with improved display quality and a method of driving the same. The display device includes: a display panel which includes a plurality of dither blocks displaying an image that corresponds to a dither image signal; and an image signal controller which generates the dither image signal by using a dither pattern that determines a plurality of dither pixels, which are to be dithered, from among a plurality of pixels included in each of the dither blocks, wherein each of the dither blocks includes a plurality of pixels, whose respective polarities are inverted every frame and which are driven accordingly, and comprises equal numbers of positive-polarity dither pixels and negative-polarity dither pixels.

Display device and method of driving the same

An apparatus and a method for determining a Channel Quality Indicator (CQI) using a beamforming in a multi-antenna system are provided. A transmitter for determining a CQI based at least partly upon the beamforming in the multi-antenna system includes a beam former for distinguishing frequency tone intervals having a constant channel across an entire frequency tone, forming a beam by multiplying frequency tones of the frequency tone interval having the constant channel by different beamforming weights, and transmitting a preamble signal. Hence, the users can be scheduled based at least partly upon the beamforming gain, and throughput can be enhanced through the practical MCS selection.

Apparatus and method for determining channel quality indicator (CQI) using beamforming in multi-antenna system

A method and apparatus for scheduling downlink packets in a mobile communication system are provided, in which a BS prioritizes MSs, while accounting for types of services provided to the MSs, generates one single-user candidate transmission format and M multi-user candidate transmission formats corresponding to a DRC value received from an MS with a highest priority level, estimates per-slot effective data rates for the single-user candidate transmission format and all of the multi-user candidate transmission formats, and transmits a downlink packet in a candidate transmission format having a maximum per-slot effective data rate.

Method and apparatus for scheduling downlink packets in a mobile communication system

A mobile communication system is provided. A base station includes: a measuring unit for measuring loads of all mobile stations existing within a sector; a first computation unit for computing a sector load by using a Rise Over Thermal (ROT) of the sector; a second computation unit for computing an interference factor, which is a ratio of an interference load caused by an adjacent sector to a corresponding sector load, by using the load of each mobile station and the sector load; and a determining unit for predicting a sector load depending on variation of a reverse data transfer rate of a target mobile station by using the interference factor and for determining the reverse data transfer rate of the target mobile station in a range where the predicted sector load does not exceed a sector threshold load.

Growing community of inventors

Asan-si, South Korea

Yun-Seok Choi