Hanwha Techwin Co., Ltd.

Hanwha Aerospace Co., Ltd.

Ki Yong Jeon

Hee Kyung Kim

Jong Kyoung Lee

Seok Yong Yoon

Tak Won Cho

Dong Hak Shin

Provided are a doorbell system and a method of operating the same. The doorbell system includes a doorbell which includes: a camera configured to obtain at least one of an image of a first object in a first region and an image of a second object in a second region closer to the doorbell than the first region; an image processor configured to detect the first object from the image of the first object, and identify the second object from the image of the second object; and an alert generator configured to select and transmit to a user terminal an alert sound or alert sound information corresponding to the identified second object.

Doorbell system and security method thereof

An image monitoring system including a surveillance camera is provided. The surveillance camera includes: an image analyzer configured to analyze an input image; a sound source analyzer configured to analyze a sound source in the image or a sound source that is input separately; and a determiner configured to determine whether an abnormal image and an abnormal sound source exist, and when the abnormal image and the abnormal sound source are obtained, according to a result of the image analysis and the sound source analysis, to generate metadata and alarm information based on a result of the determination, wherein the abnormal image and the abnormal sound source are predefined.

Image monitoring system and surveillance camera

An apparatus configured to count people in a target area includes a wireless transceiver and a controller. The wireless transceiver is configured to radiate an impulse electromagnetic wave to the target area and receive a reflection signal from the target area, and the controller is configured to obtain a signal strength of the reflection signal over a reception time period during which the reflection signal is received and count people according to the signal strength, considering that the signal strength is weakened in proportion to the reception time period.

Growing community of inventors

Changwon-si, South Korea

Ki Yong Jeon