Abstract:
Provided is a semiconductor package including a base substrate, and a first package and a second package mounted apart from each other on an upper surface of the base substrate in a horizontal direction, wherein the second package includes, on each surface thereof, connection pads corresponding to a package ball map including cells, arranged in a plurality of rows and a plurality of columns, each of which has one signal arranged therein, wherein the package ball map includes a first signal, or a data signal, arranged in at least some cells among the cells of the package ball map, and a second signal, or a command or address signal, and the first signal is arranged apart from the second signal.
Abstract:
A workout management method performed by a wearable device is provided. The workout management method includes receiving a first information about an amount of exercise to be performed by a user, obtaining a second information about a current fitness state of the user, comparing the first information and the second information, and outputting the result of the comparison to the user.
Abstract:
Provided are light absorption spectrum correction devices, methods of manufacturing the light absorption spectrum correction devices, and methods of correcting a light absorption spectrum. The light absorption spectrum correction device includes: a light source configured to emit light; an attenuated total reflectance (ATR) crystal layer configured to contact a subject and provide an optical passage along which the light emitted from the light source travels to the subject; a pressure sensor configured to detect a contact pressure applied to the ATR crystal layer by the subject; a spectrum detector and analyzer configured to detect light emitted from the ATR crystal layer, form a light absorption spectrum based on the detected light, and determine an intensity of the light emitted from the ATR crystal layer; and a spectrum correction device configured to correct the light absorption spectrum based on the contact pressure.
Abstract:
An electronic device is provided. The electronic device includes a housing at least partially made of a conductive material, a printed circuit board, a first antenna configured to operate using a first conductive portion of the housing, a second antenna configured to operate using a second conductive portion of the housing, a third antenna configured to operate using a third conductive portion of the housing, a fourth antenna disposed on the printed circuit board, a first communication module connected to the first antenna, the second antenna, and the third antenna, and a second communication module connected to the fourth antenna, wherein the printed circuit board includes a first portion formed to surround a space where at least one electronic component is disposed, a second portion facing the first portion, and a third portion arranged between the first section and the second section, wherein the first communication module is disposed on the first portion or the third portion of the printed circuit board, and the wherein fourth antenna is disposed on the second portion of the printed circuit board.
Abstract:
An electronic system includes a multi-core processor including a plurality of cores; a performance index logger configured to log a performance index per core for a plurality of tasks allocated to the multi-core processor, respectively; a target core selector configured to calculate a suitability index based on a performance index per core for a target task from among the plurality of tasks, and based on an index per core determined independently of the target task, and to select a target core based on the suitability index; and a task allocator configured to allocate the target task to the target core.
Abstract:
A semiconductor package may include a package substrate and a silicon-free interposer. The silicon-free interposer may include a second core layer, first interposer through electrodes passing through the second core layer and connected to the first core through electrodes, and second interposer through electrodes passing through the second core layer and connected to the second core through electrodes. Diameters of the first core through electrodes may be different from diameters of the second core through electrodes, and diameters of the first interposer through electrodes may be different from diameters of the second interposer through electrodes.
Abstract:
A method is provided. The method includes: receiving a plurality of characteristic information associated with a plurality of tasks allocated to a plurality of processor cores; monitoring a task execution environment while the plurality of processor cores perform the plurality of tasks based on at least one operating condition; and allocating a plurality of cache areas of at least one cache memory to the plurality of processor cores based on the plurality of characteristic information and the task execution environment. Sizes of the plurality of cache areas are set differently for the plurality of processor cores.
Abstract:
An optical sensor and a method of operating the optical sensor are provided. The optical sensor includes a light source configured to emit a light, and a path adjuster configured to adjust a traveling path of the light to reflect the light at a first time, and allow the light to pass through the path adjuster at a second time. The optical sensor further includes a light receiver configured to receive a reference light among the reflected light, and receive, among the light passing through the path adjuster, a measurement light related to a target material.
Abstract:
An apparatus and method for measuring a contact pressure and a method of manufacturing the apparatus. The apparatus includes: a material layer configured to provide a light path along which incident light travels to a subject being in contact with the material layer; a spectrum analyzer configured to detect light emitted from the material layer and perform a light absorption spectrum analysis on the detected light to determine an intensity of the detected light; and a pressure calculator configured to determine the contact pressure of the subject based on the determined intensity.
Abstract:
An apparatus for testing glycated hemoglobin includes a first light measurement device configured to radiate a first light to an object and detect first information about the first light reflected from the object, a second light measurement device configured to radiate a second light to the object and detect second information about the second light reflected from the object, a data extractor configured to extract first extracted data related to hemoglobin from the first information and second extracted data related to glucose from the second information, and a data processor configured to determine information related to glycated hemoglobin from the first extracted data and the second extracted data.