Lg Display Co., Ltd.

MinHo Sohn

JunSeok Oh

Jeonggoo Kang

Kyounghwan Kim

JaiHyuk Lee

Sung-Jin Kang

KiDuk Kim

Taehyung Kim

Chiwan Kim

SeulKi Nam

GyungBo Ha

Seon Man Kim

YeongRak Choi

Kwangho Kim

Kyungyeol Ryu

Yuseon Kho

SeungRyull Park

Seungo Jeon

Minkyu Choi

Minji Kim

SangHyuck Bae

SunBok Song

HyungUk Jang

Sungwook Ko

Kwanho Park

Daeho Kim

JaeJung Han

Uihyeon Jeong

Sujin Kwon

YoungWook Ha

Minjung Kim

Inchan Jeong

ByungChun Yu

Jeongbeom Lee

Sangrae Lee

Saseong Moon

Jongseong Choi

A vibration apparatus includes a vibration generating part and a press structure configured at a rear surface of the vibration generating part and configured to apply pressure to the vibration generating part. A display apparatus and a vehicular apparatus having the vibration apparatus are provided. The vibration apparatus may provide an ultrasonic vibration or an ultrasonic haptic to a user when a user touch is applied thereto.

Vibration apparatus, display apparatus including the same, and vehicular apparatus including the display apparatus

A vibration generating apparatus comprises a vibration apparatus and a vibration driving circuit including a driving signal generator configured to supply a driving signal to the vibration apparatus, wherein the driving signal generator is configured to adjust a frequency-based gain compensation value based on at least one of a circuit internal temperature value of the vibration driving circuit and a temperature prediction value of the vibration apparatus corresponding to a current value of an ndriving signal, compensate for a frequency-based gain value based on the adjusted frequency-based gain compensation value, compensate for an (n+1)driving signal based on the compensated frequency-based gain value, and supply the compensated (n+1)driving signal to the vibration apparatus.

Vibration generating apparatus, operating method thereof, and apparatus including vibration generating apparatus

A sound apparatus may include a vibration member, a housing configured to cover a rear surface of the vibration member, and a vibration apparatus including one or more vibration devices configured to vibrate the vibration member. The vibration member may include a non-planar structure.

Sound apparatus and sound system including the same

A vibration apparatus may include a vibration generator including a piezoelectric material and a sensor portion configured at the vibration generator, and thus, may correct or compensate for an electrical characteristic change of the vibration generator and may correct or compensate for a vibration characteristic of the vibration generator. An apparatus including the vibration apparatus is also disclosed.

Vibration apparatus and apparatus including the same

An apparatus may include a passive vibration member and an active vibration member connected to the passive vibration member and including first and second vibration portions arranged in parallel with each other. The apparatus may further include a driving apparatus configured to apply a first driving signal to the first vibration portion and a second driving signal to the second vibration portion, based on an input signal, to vibrate the first vibration portion and the second vibration portion.

Sound generation apparatus

A display apparatus includes a display module having a display panel configured to display an image, a sound generating device configured to vibrate the display panel, an adhesive member connected between a rear surface the display panel and the sound generating device, and a structure configured to support the sound generating device, wherein the structure is connected to at least a portion of the sound generating device and a portion of the rear surface the display panel.

Display apparatus

A vibration apparatus may include a vibration device and an adhesive member at a surface of the vibration device. A modulus of the vibration device may be equal to a modulus of the adhesive member or may be greater than the modulus of the adhesive member.

Vibration apparatus and apparatus and vehicular apparatus comprising the same

A vibration apparatus may include a vibration plate, a vibration generator at the vibration plate, and a connection member between the vibration plate and the vibration generator. The vibration generator may include a vibration structure. The connection member may include a first connection member between the vibration plate and the vibration structure and overlapping the vibration structure. The connection member may also include a second connection member surrounding the first connection member. A modulus of the first connection member may be greater than a modulus of the second connection member.

A display apparatus includes a display module including a display panel configured to display an image and a sound generating module on a rear surface of the display panel, the sound generating module includes a vibration generating device, a circuit board on a lower surface of the vibration generating device, a first adhesive member between the circuit board and the vibration generating device, and a second adhesive member between the vibration generating device and the display panel, an elastic modulus of the second adhesive member differing from an elastic modulus of the first adhesive member.

A display apparatus includes a display module having a display panel configured to display an image; a sound generating device on a rear surface of the display panel and including a first side and a second side perpendicular to the first side and an adhesive member in a partial region of the sound generating device, the adhesive member having a size smaller than one of the first side and the second side of the sound generating device.

An electronic apparatus comprises a display module configured to display an image and including a touch electrode layer, a vibration generator including a vibration element on a rear surface of the display module, a touch driver configured to generate touch data by sensing a touch through the touch electrode layer, the touch data including noise information, an audio processor configured to supply an audio signal to the vibration element, and a controller configured to control a driving frequency of the audio signal based on the touch data.

Electronic apparatus

Growing community of inventors

Paju-si, South Korea

MinHo Sohn