Samsung Electronics Co., Ltd.

Anapass Inc.

Toshiba Samsung Storage Technology Korea Corporation

Lg-nortel Co., Ltd.

Yong-jae Lee

Pyong-yong Seong

Ui-yol Kim

Byung-ryul Ryoo

Jang-hoon Yoo

Yong-ki Son

Tae-kyung Kim

Seok-jung Kim

Han-jin Lim

Chang-jin Yang

Youn-soo Kim

Se-hoon Oh

Min Heu

Hyun-jun Kim

Sun-Min Moon

Jin-sun Lee

Seong-sin Joo

Byung-in Ma

Young-woo Park

Young-Hun Seo

Young-won Lee

Jung-pa Seo

Sung-ro Go

Dae-jong Jang

Young-bin Lee

Chang-ho Shin

Jong-koog Lee

Hwan-seon Lee

Ji-sun Ahn

Hong-kuk Kim

Seung-hyun Cho

Kyo-bang Chung

Sang-yol Yoon

Jung-Eon Seo

Soo-Yul Jung

Hyun-Jea Kim

Gi-bong Song

A fisheye lens assembly and an electronic apparatus are disclosed. The fisheye lens has an angle of view of 150&#xb0; or more, includes a plurality of lenses including an aspherical lens having an inflection point on one surface or both surfaces thereof, and satisfies the expression 35 &#x3bc;m&#x2264;SAG_MAX, where SAG_MAX denotes a maximum value of absolute values of SAG values of inflection points of the aspherical lens.

Fisheye lens assembly, and electronic device comprising same

Provided are an optical lens assembly and an electronic apparatus including the same. The optical lens assembly includes a first lens group and a second lens group that are arranged from an object side to an image side, wherein the first lens group has positive refractive power and is fixed during focusing, and the second lens group moves along an optical axis for focusing.

Optical lens assembly and electronic apparatus including the same

Memory devices are provided. A memory device includes a voltage generation circuit that includes an offset compensator configured to receive a reference voltage and an offset code and to link the offset code to the reference voltage. The voltage generation circuit includes a comparator configured to compare the reference voltage linked to the offset code with a bit line pre-charge voltage and to output driving control signals. The voltage generation circuit includes a driver configured to output the bit line pre-charge voltage at a target level of the reference voltage in response to the driving control signals. The voltage generation circuit includes a background calibration circuit configured to generate the offset code for performing control so that a target short current flows through an output node of the driver from which the bit line pre-charge voltage is output. Related methods of generating a bit line pre-charge voltage are also provided.

Memory devices including voltage generation circuit for performing background calibration

An optical system may include: a first lens having positive refractive power facing an object, the first lens having a first convex face facing the object; a second lens having positive refractive power, the second lens having a second convex face facing the object; a third lens having negative refractive power, the third lens having a third concave face facing an image sensor; a fourth lens adjacent to the third lens; a fifth lens adjacent to the fourth lens, the fifth lens having a fourth face facing the object, the fourth face being convex where the fifth lens intersects the optical axis; and a sixth lens adjacent to the fifth lens. The characteristics of the optical system satisfy equation, 0.4&#x3c;f/f&#x3c;1/6 (Here, 'f' represents a focal distance of the optical system, and 'f' represents the focal distance of the second lens).

Short focus lens optical system and imaging device including the same

A method of forming a material layer includes providing a substrate into a reaction chamber, providing a source material onto a substrate, the source material being a precursor of a metal or semimetal having a ligand, providing an ether-based modifier on the substrate, purging an inside of the reaction chamber, and reacting a reaction material with the source material to form the material layer.

Methods of forming material layer

A super-wide angle lens and a photographing apparatus including the super-wide angle lens are provided. The super-wide angle lens includes a first lens having a negative refractive power and a second lens having a positive refractive power, wherein the first lens and the second lens are disposed in sequential order from an object side to an image side, and wherein the super-wide angle lens has a half view angle of 80 degrees or greater.

Super-wide angle lens and photographing lens having the same

Disclosed is a timing controller including: a receiving unit configured to receive image data; a buffer memory configured to temporarily store and output the received image data; a timing controller circuit configured to generate a transmission clock signal; and a transmitter configured to receive the transmission clock signal and a transmission data signal, wherein the transmission data signal includes the image data output by the buffer memory, wherein the transmitter is configured to transmit a transmission signal, wherein the transmission clock signal is embedded in the transmission data signal, and wherein the transmission clock signal has a magnitude different from the transmission data signal.

Display, timing controller and column driver integrated circuit using clock embedded multi-level signaling

The present invention relates to a display, a timing controller and a column driver IC, and more particularly to a display, timing controller and column driver integrated circuit using clock embedded multi-level signaling. The present invention provides a timing controller including a transmitter for transmitting a transmission signal wherein a transmission clock signal is embedded therein between a transmission data signal to have a signal magnitude different from that of the transmission data signal. The present invention also provides a column driver integrated circuit including a receiving unit for separating a clock signal from a received signal using a magnitude of the received signal, and for performing a sampling of a received data signal from the received signal using the separated clock signal.

A wide-angle lens system includes, in an order from an object side toward an image surface side: a first lens group having positive or negative refractive power; a second lens group having positive refractive power; and a third lens group having negative refractive power. When an object position changes from an infinite distance to a nearest distance, the first and third lens groups are fixed, and the second lens group moves along an optical axis to perform focusing.

Wide-angle lens system and imaging apparatus employing the same

A display driving device includes a plurality of data drivers; and a timing controller including a data transmission unit. The data transmission unit transmits data to the data drivers, The data transmission unit controls an electrical signal based on a distance difference between each of the data drivers and the data transmission unit, to reduce distortion of the electrical signal and/or power consumption due to the distance difference, and transmits the controlled electrical signal. The electrical signal corresponds to the data.

Display driving device capable of reducing distortion of signal and/or power consumption, and display device having the same

Provided are an optical pickup and an optical system using the same. The optical pickup may include an aperture that is disposed at a side where a light beam is incident on an objective lens. The aperture may limit a range of the light beam such that a width of the light beam incident on the objective lens in a first direction is less than a width in a second direction that is perpendicular to the first direction.

Optical pickup and optical system using the same

A wide angle lens system includes a first lens group having a negative refractive power and a second lens group having a positive refractive power arranged from an object side. The first lens group includes a first lens of a meniscus shape having a convex surface toward the object side, a second lens having a concave surface toward the object side, and a third lens having a convex surface toward the object side, and the second lens group includes a fourth lens having a convex surface toward the object side, a fifth lens having a concave surface toward the object side, and a sixth lens of a meniscus shape having a concave surface toward the object side. A photographing apparatus includes the wide angle lens system.

Wide angle lens system and photographing apparatus

An optical pickup device, an optical disk drive and method of controlling light performed by the optical pickup device are provided. The optical pickup device includes: a light transmitting system including an object lens for facing a medium having a multi recording layer for storing information, a light source system for providing a plurality of beams used to record information on or reproduce information from the multi recording layer via the light transmitting system, a light-receiving system disposed on a path of a beam reflected from the medium, and a light controller including a light control device for controlling stray light generated in the medium such that the stray light does not reach the light-receiving device.

Method of controlling light, and optical pickup device and optical disk drive adopting the method

Growing community of inventors

Suwon-si, South Korea

Yong-jae Lee