Patents Assigned to Hanwha Techwin Co., Ltd.
  • Publication number: 20190356480
    Abstract: Provided is a method of managing keys in a security system of a multicast environment. The key managing method according to the embodiments of the present disclosure enables key management that a key renewal regarding a receiver joining or leaving a group does not affect all groups.
    Type: Application
    Filed: November 21, 2017
    Publication date: November 21, 2019
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventor: Ho Jae HYUN
  • Patent number: 10475188
    Abstract: Provided are an image processing device and an image enhancing method. The image enhancement method for the image processing device includes: calculating a first minimum value, a first maximum value, and a first average value of a luminance of a region based on a pixel in an image; calculating a first gain with respect to a pixel having a pixel value between the first minimum value and the first average value, and a second gain with respect to a pixel having a pixel value between the first average value and the first maximum value; and calculating a first correction value by correcting the pixel value of the pixel by using the first gain or the second gain according to a result of comparing the pixel value of the pixel with the first average value.
    Type: Grant
    Filed: May 31, 2017
    Date of Patent: November 12, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Jun Ho Gal, Eun Cheol Choi
  • Publication number: 20190342554
    Abstract: A method of determining a quantization parameter includes determining an adjustment range of a quantization parameter correction value based on a size of a motion area of an input image, calculating an average bitrate value of the input image, and adjusting the quantization parameter correction value by decreasing the quantization parameter correction value within the adjustment range in response to determining that the average bitrate value is greater than an upper limit value, and by increasing the quantization parameter correction value within the adjustment range in response to determining that the average bitrate value is equal to or less than a lower limit value.
    Type: Application
    Filed: July 22, 2019
    Publication date: November 7, 2019
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Kyung Pyo HONG, Sujit Kumar MAHAPATRO, Yun Seok KWON, Hee Gyu BAEK
  • Patent number: 10469770
    Abstract: A camera, including a lens assembly and a plurality of infrared ray (IR) light sources arranged around the lens assembly, has a photographing target area classified as a main irradiation area and an external irradiation area. The main irradiation area is set not to exceed a half-power angle of the IR light sources. The external irradiation area is set to exceed the half-power angle of the IR light sources. A reflector is installed corresponding to the IR light sources. IRs reflected by the reflector reach the external irradiation area.
    Type: Grant
    Filed: April 21, 2017
    Date of Patent: November 5, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Sung Chan Jung, Ji Hwan Bae, Woon Do Jung
  • Patent number: 10455186
    Abstract: A method of allocating resources of a video recorder includes: setting a first channel from among a plurality of channels of the video recorder as a temporary registration channel; broadcasting a notification of temporary registration availability to one or more cameras from among a plurality of cameras; receiving a first temporary registration request in response to the notification of temporary registration availability from a first camera, from among the one or more cameras; allocating the first channel to the first camera in response to the first temporary registration request; and terminating the allocation of the first channel to the first camera, based on recording of video information of the first camera in the video recorder through the first channel.
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: October 22, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Seung Jun Mok, Ho Woong Lee
  • Patent number: 10451856
    Abstract: A zoom lens system includes: a first lens group having a positive refractive power; a second lens group having a negative refractive power; a third lens group having a positive refractive power; a fourth lens group having a positive refractive power; a fifth lens group having a positive refractive power; and a sixth lens group having a positive refractive power, wherein the first to sixth lens groups are sequentially arranged along an optical axis from an object side to an image plane side, and zooming is performed by moving at least one of the second lens group, the fourth lens group and the fifth lens group along the optical axis. A distance between a focal point of light having a first wavelength and a focal point of light having a second wavelength is about 50 ?m or less at a wide-angle position and a telephoto position. The first wavelength corresponds to green light, the second wavelength corresponds to near infrared (NIR) light.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: October 22, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventor: Sang Hyuck Lee
  • Publication number: 20190320108
    Abstract: Provided is a method of controlling a monitoring camera. In the method, a live-view video is displayed on a first region of a display panel, and a plurality of angle-range icons corresponding to panning angle-ranges or tilting angle-ranges is displayed on a second region of the display panel. When one of the plurality of angle-range icons is selected, a control signal for executing panning or tilting at a representative angle of a panning angle-range or tilting angle-range of the selected angle-range icon is transmitted to the monitoring camera.
    Type: Application
    Filed: October 27, 2016
    Publication date: October 17, 2019
    Applicant: Hanwha Techwin Co., Ltd.
    Inventors: Yeon Woo KIM, Ho Jung LEE
  • Patent number: 10440330
    Abstract: Provided is a surveillance camera. The surveillance camera includes a main body casing; a front cover that forms a camera housing by being combined with the main body casing; a first protrusion unit that protrudes frontward of the front cover from a front surface of the front cover; a second protrusion unit that is formed on an outer edge of the first protrusion unit by being separated from the first protrusion unit; and a lens mounting unit that combines with the front cover, wherein the lens mounting unit comprises a first guide unit that protrudes toward the front cover and contacts the first protrusion unit and a second guide unit that contacts the second protrusion unit. Accordingly, tilting of the lens mounting unit is effectively prevented.
    Type: Grant
    Filed: February 14, 2013
    Date of Patent: October 8, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Hyun-Soo Shin, Byung-Moon Jun
  • Publication number: 20190304276
    Abstract: Provided is a monitoring apparatus including a communication unit which receives streaming data and metadata of a video from each of a plurality of cameras installed indoors when the cameras obtain videos by capturing specific areas, respectively; a metadata analysis unit which analyzes the received metadata and extracts information about an event that occurred; a video selection unit which selects a video containing an area in which the event occurred from the videos based on the extracted information about the event; and a screen unit which receives the selected video from the video selection unit and immediately displays the received video when the monitoring apparatus is operated.
    Type: Application
    Filed: June 20, 2019
    Publication date: October 3, 2019
    Applicant: HANWHA TECHWIN CO., LTD
    Inventors: Ho Jung LEE, Joo Bog KIM, Mi Ran CHO, Yeon Woo KIM
  • Patent number: 10432859
    Abstract: Provided is an image processing apparatus which generates a wide dynamic range (WDR) image using an image sensor. The image processing apparatus includes: an image sensor which outputs image data having a plurality of image channels; a mode setting unit which changes a photographing mode from a first mode in which a first number of sub-images are synthesized to a second mode in which a second number of sub-images are synthesized, based on luminance of the output image data; a register setting unit which changes a register value of the image sensor according to the second mode; and an image signal processor (ISP) which generates a result image by synthesizing the second number of sub-images from the image data according to the changed register value, wherein the second number of sub-images have different exposure times.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: October 1, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventor: Chang Min Lee
  • Publication number: 20190295393
    Abstract: Provided are an event storage device, an event search device, and an event alarm device for an event occurring in a surveillance area. The event storage device includes a processor and a memory and its operation is controlled by the processor. The processor is configured to receive images captured in a surveillance area, detect an event generated in the surveillance area, storing, in the memory, an image related to the event, among the captured images, and storing an event level of the detected event along with the stored image.
    Type: Application
    Filed: June 11, 2019
    Publication date: September 26, 2019
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Young Chan LEE, Dong Jun LEE
  • Publication number: 20190289292
    Abstract: An image processing apparatus includes an image processor and an encoder. The image processor enhances an edge of an input image, removes noise from the input image, synthesizes the edge-enhanced image and the noise-removed image, and removes a high frequency from the synthesized image. The encoder pre-encodes a downsized synthesized image, obtains a pre-bit rate of the pre-encoded image, sets a quantization parameter value based on a reference bit rate and the pre-bit rate, and compresses the high-frequency removed image based on the quantization parameter value.
    Type: Application
    Filed: June 5, 2019
    Publication date: September 19, 2019
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Ji Hyung RYU, II Sik Yang
  • Publication number: 20190289194
    Abstract: An image providing apparatus includes an internal communication interface configured to receive image data and camera setting information from a plurality of camera modules included in a network camera housing, and transmit a control signal to the plurality of camera modules; a processor configured to generate the control signal to control an operation of the plurality of camera modules, control a power supply to each of the plurality of camera modules, and generate combined image data by combining the image data obtained from the plurality of camera modules; and an external communication interface configured to transmit the combined image data to a client terminal via an Internet network.
    Type: Application
    Filed: March 11, 2019
    Publication date: September 19, 2019
    Applicant: Hanwha Techwin Co., Ltd.
    Inventors: Il Hwang CHA, Sung Bong CHO
  • Publication number: 20190289575
    Abstract: A surveillance method performed by a surveillance apparatus is provided. The surveillance method includes determining whether an event has occurred based on detection data; in response to determining that the event has occurred based on the detection data, transmitting a first wireless communication to an outside of the surveillance apparatus by using a second communicator at a second frequency and switching a power-off state of a first communicator to a power-on state; and transmitting a second wireless communication, corresponding to the event, to the outside by using the first communicator at a first frequency higher than the second frequency.
    Type: Application
    Filed: May 24, 2019
    Publication date: September 19, 2019
    Applicant: HANWHA TECHWIN CO., LTD.
    Inventors: Jimin Kim, Kiyong Jeon
  • Publication number: 20190279019
    Abstract: An image masking method is provided. The method includes: extracting an object from an image; obtaining characteristic information about the extracted object by analyzing the extracted object; determining whether the extracted object is a masking target according to an input setting value or the obtained characteristic information; and performing masking such that the obtained characteristic information is reflected on the extracted object, in response to determining that the extracted object is the masking target among a plurality of objects extracted from the input image, wherein the setting value is set by an input designating at least a partial region in the input image, and wherein in the determining whether the extracted object is the masking target, an object positioned in the at least a partial region is determined as the masking target among the extracted objects.
    Type: Application
    Filed: January 4, 2019
    Publication date: September 12, 2019
    Applicant: Hanwha Techwin Co., Ltd.
    Inventors: Jin Hyuk CHOI, Song Taek JEONG, Jae Cheon SONG
  • Publication number: 20190281363
    Abstract: Provided is an image acquisition apparatus according to an embodiment of the disclosure for performing wireless Internet communication. The image acquisition apparatus stores a service set identifier (SSID) of a specific access point, stores in a memory files of a video, which are acquired by photographing, and uploads the files, which are stored in the memory, to a monitoring device through the specific access point when the SSID is detected.
    Type: Application
    Filed: October 11, 2016
    Publication date: September 12, 2019
    Applicant: Hanwha Techwin Co., Ltd.
    Inventors: Joon Sung LEE, Min Suk SUNG, Dong Seong KIM
  • Patent number: D860848
    Type: Grant
    Filed: November 10, 2017
    Date of Patent: September 24, 2019
    Assignee: Hanwha Techwin Co., Ltd.
    Inventor: Ho Jin Park
  • Patent number: D864011
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: October 22, 2019
    Assignee: Hanwha Techwin Co., Ltd.
    Inventor: Mi Jung Moon
  • Patent number: D864274
    Type: Grant
    Filed: January 2, 2018
    Date of Patent: October 22, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventor: Mi Jung Moon
  • Patent number: D864915
    Type: Grant
    Filed: November 24, 2015
    Date of Patent: October 29, 2019
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Mi Jung Moon, Hyun Kyu Park