Lg Philips Lcd Co., Inc.

Lg Display Co., Ltd.

Lg.phillips Lcd Co., Ltd.

Sang Seok Lee

Sang Ho Park

Sung Su Jung

Moo Yeol Park

Yong Sang Byun

Jong Han Kim

Jong Woo Kim

Hae Joon Son

Hyug Jin Kweon

Young Hun Ha

Kyung Su Chae

Sung Chun Kang

Jong Go Lim

Hun Jun Choo

Heung Sun Kim

Myoung Gu Kang

Sang Sun Shin

Young Kug Lim

Soo Min Kwak

Wan Soo Kim

Joung Ho Ryu

Ji Heum Uh

Young Hun Jeung

Im Su Lee

Lim Su Lee

A method and apparatus are provided for manufacturing a liquid crystal display device. The method includes the steps of providing at least a first substrate and a second substrate on a single production process line, passing the first and second substrates through a sealing material coating portion of the single production process line in serial order such that a sealing material is coated on the second substrate with the first substrate being passed through the sealing material coating portion without forming a sealing material thereon, passing the first and the second substrates through a liquid crystal dispensing portion of the single production process line in serial order such that liquid crystal is dispensed onto a pixel region of one of the first and second substrates with the other one of the first and second substrates being passed through the liquid crystal dispensing portion without dispensing liquid crystal thereon, and assembling the first substrate with the second substrate to form a liquid crystal panel of at least one liquid crystal display device.

Method and apparatus for manufacturing liquid crystal display device using serial production processes

A sealant hardening apparatus of an LCD panel and a sealant hardening method is disclosed, being suitable for decreasing a tact time, and for being easily applied to LCD panels of the different models, by irradiating UV rays in a scanning method, or by directly irradiating UV rays to a sealant pattern without using a mask, which includes a stage on which substrates bonded by a sealant are loaded, for being moved in an in-line method; a mask provided above the bonded substrates, having an open part corresponding to a sealant portion to transmit the light, and a closed part corresponding to the remaining portions to prevent the light; at least two align cameras for aligning the mask and the bonded substrates; a lamp for irradiating UV rays of high energy; a plurality of optical fibers for transmitting UV rays of the lamp; and a UV irradiation part for irradiating the UV rays from the optical fibers to the bonded substrates through the mask by arranging and supporting the optical fibers at one line.

Sealant hardening apparatus of liquid crystal display panel and sealant hardening method thereof

A substrate bonding device for fabricating a liquid crystal display (LCD) device accurately aligns substrates of the LCD device while preventing the introduction of foreign material into the substrate bonding device, thereby substantially preventing the generation of defects within liquid crystal material of the LCD device.

Substrate bonding machine for liquid crystal display device

An apparatus for vacuum bonding a liquid crystal display device includes a unitary vacuum processing chamber, upper and lower stages provided at upper and lower spaces within the vacuum processing chamber for receiving first and second substrates, and at least one first substrate receiving system provided within the vacuum chamber to contact dummy areas between cell areas of one of the first and second substrates.

Apparatus and method for manufacturing liquid crystal display devices, method for using the apparatus, and device produced by the method

Disclosed is a system for fabricating a liquid crystal display using liquid crystal dropping and a method of fabricating a liquid crystal display using the same. The present invention includes a liquid crystal forming line dropping liquid crystals on the first substrate, a sealant forming line forming the sealant on the second substrate, and a bonding and hardening line bonding the two substrates to each other and hardening the sealant, printing a sealant, bonding the substrates each other, and hardening the sealant and an inspection process line of cutting the bonded substrates into panel units and grinding and inspecting the unit panels. And, the GAP process line includes And, the present invention includes the processes of dropping LC on a first substrate using a dispenser, forming a main UV hardening sealant on a second substrate, bonding the first and second substrates to each other in a vacuum state, UV-hardening the main UV hardening sealant, cutting the bonded substrates into cell units, grinding the cut substrates, and inspecting the grinded substrates finally.

System and method for manufacturing liquid crystal display devices

A liquid crystal display device bonding apparatus includes a chamber part for bonding substrates together, a plurality of moving elements within the chamber part, and at least one origin verifying system provided along moving paths of the moving elements.

Liquid crystal display device bonding apparatus and method of using the same

A bonding machine for fabricating an liquid crystal display (LCD) panel to which a liquid crystal dropping method been performed includes a bonding chamber of a one pieced body for carrying out bonding of substrates, at least two or more than two air extraction tubes in communication with an interior space of the bonding chamber, and at least two vacuum means respectively connected to the air extraction tubes each for generating an air suction power to evacuate the bonding chamber. A method for fabricating an LCD panel by using the bonding machine includes loading a first substrate onto which liquid crystal has been dropped and a second substrate having sealant coated thereon into a bonding chamber, evacuating the bonding chamber, bonding the first and second substrates, applying varying bonding pressure, and unloading the bonded first and second substrates.

LCD bonding machine and method for fabricating LCD by using the same

A bonding device for manufacturing a liquid crystal display device includes a bonding chamber for bonding first and second substrates and an ionizing device for introducing ionized gas or air into the bonding chamber.

Bonding device for manufacturing liquid crystal display device

An apparatus for manufacturing a liquid crystal display device includes a vacuum processing chamber having a substrate entrance, an upper stage and a lower stage provided at an interior of the vacuum processing chamber, and a compensation system positioned within the vacuum processing chamber for compensating for a temperature loss of the vacuum processing chamber when a pressure in the interior of the vacuum processing chamber is reduced.

Bonding apparatus having compensating system for liquid crystal display device and method for manufacturing the same

A substrate bonding apparatus includes a bonding chamber, lower and upper stages positioned at lower and upper spaces at an interior of the bonding chamber, respectively, the lower stage including a first receiving part, a first lifting system having a first support part for supporting a first substrate, the first receiving part receiving the first support part within the lower stage, and a blowing system formed in the first support part to blow air through the first support part.

Substrate bonding apparatus for liquid crystal display device and method for fabricating the same

System for fabricating liquid crystal display with calculated pattern of liquid crystal drops that do not contact sealant and method of fabricating liquid crystal display using the same

A bonding machine for fabrication of a large size LCD having an upper stage and a lower stage provided in a bonding chamber to face each other, for adsorbing the first and second substrates carried in the bonding chamber, and bonding the substrates together. The bonding machine having supporting means in the bonding chamber, lifting means, and process supplementing means fitted in the bonding chamber so as to be rotatable and movable up/down. The method including loading the first and second substrates on respective stages, driving the supporting means to support the second substrate loaded on the upper stage, and evacuating the bonding chamber, the upper stage adsorbing the second substrate and bonding the first and second substrates together, and lifting the bonded first and second substrates from the lower stage by using the lifting means, and unloading the first and second substrates.

A method of fabricating a liquid crystal display using a liquid crystal applying method includes loading a first substrate and a second substrate having seals formed thereon into a bonding chamber, aligning the first and second substrates, bonding the first and second substrates, fixing the bonded two substrates, and unloading the fixed first and second substrates.

Method for fabricating LCD

A substrate bonding apparatus for manufacturing a liquid crystal display (LCD) device includes stages, wherein the degree to which the stages are bent is minimized by the presence of elastic members.

Substrate bonding apparatus for manufacturing liquid crystal display device

A bonding apparatus for fabricating a liquid crystal display device includes a vacuum chamber for bonding first and second substrates together, an upper stage and a lower stage oppositely arranged in an upper space and a lower space of the vacuum chamber, and a pressure application system coupled to one of the upper and lower stages for applying first and second pressures to different parts of the one of the upper and lower stages.

Growing community of inventors

Taegu-kwangyokshi, South Korea

Sang Seok Lee