Lg Electronics Inc.

Kwan Ho Yum

Ho Sam Choi

Gi Seop Lee

Ho Jung Kim

Kyung Hwan Kim

In Ho Choi

Jeong Yong Kim

Deok Huh

Ju Youn Lee

Youn Ho Yoo

Baik Young Chung

Sang Oh Kim

Keun Hyoung Choi

Ho Seon Choi

Ju-Youn Lee

Ju Yeon Lee

Jeong-Yong Kim

Bong Mun Jang

The present invention relates to a mobile terminal capable of displaying recommended washing machine operation information to control a washing machine, a method of operating the mobile terminal, a washing machine capable of operating the recommended washing machine operation information, and a method of operating the washing machine. The method of operating the mobile terminal to control a washing machine includes displaying a menu screen including a washing machine management menu, and displaying recommended washing machine operation information which is set according to external environment information when a recommended operation item is selected from the washing machine management menu. Thus since the recommended washing machine operation information is displayed using the mobile terminal according to external conditions such as weather, time, and season irrespective of time and place, convenience is provided.

Method of operating mobile terminal for controlling washing machine

A ventilation/illumination duct is disclosed which can not only ventilate an indoor space, but also can illuminate the indoor space. A ventilation/illumination system using the ventilation/illumination duct, and a control method for the ventilation/illumination system are also disclosed. The ventilation/illumination system includes a ventilation device for blowing air, a light supplying device for supplying light, a ventilation/illumination duct for not only guiding the air blown by the ventilation device, to ventilate an indoor space, but also totally reflecting the light, to illuminate an indoor space, and a cleaner arranged in the ventilation/illumination duct.

Ventilation/illumination duct, ventilation/illumination system using the ventilation/illumination duct, and control method for the ventilation/illumination system

A surface discharge type air cleaning device including an insulating dielectric body formed in the shape of a sheet, a discharge electrode formed at the upper surface of the insulating dielectric body, and a ground electrode formed at the lower surface of the insulating dielectric body. The discharge electrode is formed of a closed pattern having a predetermined area on the upper surface of the insulating dielectric body. The discharge electrode has a non-pattern part disposed in a pattern part where the pattern is formed. The electrode is not formed at the non-pattern part. The ground electrode is formed at a predetermined position corresponding to the non-pattern part. The area of the non-pattern part is reduced to decrease generation of ozone, and the area of the pattern part is enlarged to increase generation of negative ions and hydroxyl radicals. Consequently, the number of negative ions and hydroxyl radicals is increased while the amount of ozone is decreased, and therefore, air cleaning efficiency is improved.

Discharge device and air conditioner having said discharge device

A compact ventilating system having an air purifying function is disclosed, which includes a case having one end buried in a ceiling of a room, and the other end projected toward the inside of the room; an air-supplying passage of communicating the outside of the room, the case, and the inside of the room with one another, to supply an outdoor air to the inside of the room; an air-discharging passage of communicating the inside of the room, the case, and the outside of the room with one another, to discharge an indoor air to the outside of the room; an air-circulating passage of communicating the inside of the room with one point of the air-supplying passage inside the case, to introduce the indoor air to the case, and to re-supply the air to the inside of the room; and a fan provided in the case, for supplying the outdoor air introduced to the case through the air-supplying passage to the inside of the room, or re-supplying the indoor air introduced to the case through the air-circulating passage to the inside of the room.

Ventilating system

A surface discharge type air cleaning device comprises an insulating dielectric body formed in the shape of a sheet, a discharge electrode having a pattern part of a predetermined area formed on the upper surface of the insulating dielectric body and at least one non-pattern part disposed in the pattern part and a ground electrode formed at the lower surface of the insulating dielectric body. The discharge electrode and the ground electrode have a plurality of pointed ends protruded therefrom, respectively. The pointed ends of the discharge electrode and the pointed ends of the ground electrode are disposed at the upper and lower surfaces of the insulating dielectric body, respectively, such that the pointed ends of the discharge electrode and the pointed ends of the ground electrode correspond to each other. Generation of negative ions and hydroxyl radicals is increased while generation of ozone is decreased, and therefore, air cleaning efficiency is improved.

Discharge device and air conditioner having said device

A method for controlling flow rates of outdoor air supplied to a room and room air discharged to an outside of the room in ventilation. The method of the present invention includes the steps of supplying outdoor air drawn through an air supply duct to a room at a first flow rate, and discharging room air drawn through an air discharge duct to an outside of the room at a second flow rate higher than the first flow rate. The first and second flow rates vary with rotation speeds of fans respectively mounted on an air supply duct and an air discharge duct.

Method for controlling flow rate of ventilating air in air conditioner

Disclosed is a combination air purifier and ventilator. The air purifier in accordance with the present invention includes a case being provided on a ceiling or a wall and having a fan therein, a first passage communicating with an outside, an inside of the case and an room, having an air purifying member being provided between the inside of the case and the room, and guiding the external air into the room, a second passage communicating with the room, the fan, and the outside, and guiding the room air to the outside, and a damper provided in the case for isolating the first passage from the second passage for supplying the external air into the room and discharging the room air to the outside, or communicating with the fist and second passages to guide the room air drawn into the second passage back into the room after passing through the air purifying member.

Apparatus for air purifying and ventilating

Ventilating and air purifying device including a case having a blower therein provided to a ceiling or a wall, a first flow passage provided between the blower and a room for making an outdoor, the blower, and the room in communication, a second flow passage for making the room, an inside of the case, and the outdoor in communication, and a damper in the case for isolating the first flow passage from the second flow passage so that room air is discharged to the outdoor and the room air is guided to the blower, or making the first flow passage and the second flow passage in communication so that the room air introduced into the second flow passage is guided to the blower, thereby ventilating and purifying the room air.

Ventilating and air purifying device

Method for controlling an air purifier by using biorhythm including a first step of calculating total number of days (Delta_Time) a person in a room has lived by using the present year/month/date provided thereto or known through an inner counter, and birth year/month/date of the person in the room provided thereto, a second step of representing a physical rhythm state P_state, an esthetic state E_state, and an intellectual state I_state of the person in the room with the Delta_Time, numerically, a third step of setting a physical weight P-weight, an esthetic weight E, and an intellectual weight in correspondence to the P_state, E_state, and I_state, and a fourth step of controlling operation of the air purifier taking at least one of the P_weight, E_weight, and I_weight into account, whereby operating the purifier according to the biorhythm of the person in the room.

Method for controlling air purifier by using biorhythm

Disclosed is an apparatus and method for controlling an air cleaning. The apparatus includes an air cleaning element, an AC high-voltage generator and a control unit. The air cleaning element generates negative ions and ozone using plasma discharge, and cleans indoor air using the negative ions and ozone. The AC high-voltage generator generates an AC high-voltage, and applies the AC high-voltage to the air cleaning element. The control unit varies at least one of the AC voltage and AC frequency applied to the air cleaning element by the AC high-voltage generator depending on a state of indoor air being cleaned using the air cleaning element. Therefore, it is possible to effectively generate negative ions while minimizing ozone generation to an acceptable level depending on a state of indoor air, thereby increasing air cleaning performance so as to sterilize and clean contaminants more efficiently.

Apparatus and method for controlling air cleaning

A surface discharge air cleaning device includes an insulating dielectric body, a discharge electrode formed at the upper surface of the insulating dielectric body, and a ground electrode formed at the lower surface of the insulating dielectric body, the discharge electrode being formed of a closed pattern and at least one non-pattern part, at which the electrode is not formed being disposed in the closed pattern, therefore a uniform and stable plasma formation is accomplished, and the number of hydroxyl radicals and negative ions is increased while the amount of ozone is decreased.

Surface discharge type air cleaning device

There is provided an air conditioning system and method for operating an air conditioner according to a user's physical response to external conditions. The air conditioning system includes: an indoor environment sensing unit/a personal characteristic value reception unit for measuring an indoor environment and the user's physical status so as to obtain information used to operate an air conditioner; a control unit including at least a microprocessor, for finding out personal characteristic values which are used to evaluate the user's physical status on the basis of information inputted from the personal characteristic value reception unit; and a driving unit controlled by the control unit, for promptly enhancing the user's physical status.

Air conditioning system and method operating suitably to user's characteristics

The present invention discloses an improved air conditioning system which can supply fresh air prepared separately. A first preferred embodiment of the present invention provides an air conditioning system including an outdoor unit, an indoor unit installed in a ceiling, and means connected to the indoor unit for supplying fresh air stored separately to the indoor unit. A second preferred embodiment of the present invention provides an air conditioning system including an outdoor unit, an indoor unit, air supply and air discharge ducts, and means connected to the air supply duct for supplying fresh air stored separately to the indoor unit. In the second embodiment, the indoor unit includes a fan, an indoor heat exchanger, and a guide duct for guiding flow passages of the external air and room air, and, if necessary, further including a preheat exchanger arranged to surround the guide duct for indirect heat exchange between the external air and the indoor air.

Air conditioning system

The present invention provides an air conditioning system including an outdoor unit, an indoor unit, and air supply and air discharge duct. The outdoor unit includes a compressor and an outdoor heat exchanger, and the indoor unit in a ceiling includes an indoor heat exchanger, a fan, guide means, and a preheat exchanger. The indoor heat exchanger has a space therein in communication with a room, and the fan is in the space for drawing air and discharging through the indoor heat exchanger. The guide means is provided on an underside of the indoor heat exchanger, for guiding the external air to the room through the fan, and the room air to an outside of the room. The preheat exchanger is arranged adjacent to, and in communication with the guide means, for indirect heat exchange of the external air and room air passing therethrough. The air supply duct and the air discharge duct are respectively connected to the preheat exchanger, for guiding the external air to the room, and the room air to the outside of the room.

Growing community of inventors

Seoul, South Korea

Kwan Ho Yum