42results about "Modifications for display panels" patented technology

A display device includes a display panel, a heating element located on a back side of a light-emitting surface of the display panel, and a support component located on the back side of the light-emitting surface of the display panel. The support component includes a loop heat dissipation cavity located inside the support component and a working fluid located in the loop heat dissipation chamber. A part of the loop heat dissipation cavity overlaps the heating element, and the loop type heat dissipation cavity includes at least one anti-backflow channel.

An electronic device according to various embodiments comprises: a housing including a heat source and a thermal management chamber thermally coupled to the heat source; and a display disposed on the housing on the opposite side from the heat source. The thermal management chamber includes a working fluid, and is configured to generate bubbles in the working fluid at or above the boiling critical temperature of the working fluid. The thermal management chamber may include: a first wall located adjacent to the heat source and having a first hydrophilic surface; a second wall located on the opposite side from the first wall and spaced apart from the heat source, and having a second hydrophobic surface, and a plurality of third walls located between the first wall and the second wall.

The invention provides a heat dissipation method and a heat dissipation system for outdoor electronic paper display equipment. The heat dissipation method comprises the following steps: detecting and acquiring a machine body temperature value and an environment temperature value of the outdoor electronic paper display equipment; according to the machine body temperature value, the environment temperature value and the mapping relation among the machine body preset temperature value, the environment preset temperature value and the heat dissipation duration, the heat dissipation duration is obtained; obtaining a heat dissipation time node according to the next image brushing time and the heat dissipation duration; and at the heat dissipation time node, the heat dissipation device is started to dissipate heat of the machine body. The problem that outdoor electronic paper display equipment is poor in heat dissipation is effectively solved.

A device includes a heat source, a vapor chamber, a bridge, and a heat pipe. The vapor chamber is in thermal communication with the heat source and comprises a working fluid. The heat pipe is in thermal communication with a heatsink and in fluid communication via the bridge with the vapor chamber.

A display device and an electronic device including the same are provided. The display device includes: a display panel; a lower plate on a rear surface of the display panel; a heat dissipation layer on a rear surface of the lower plate and including a plurality of bent portions; and a pulsating heat pipe in at least one of the curved portions.

A display device and an electronic device are disclosed. The display device includes a display panel including a first surface and a second surface opposite to each other; and a heat dissipation member including: a first heat dissipation layer disposed on the second surface of the display panel; and the second heat dissipation layer is arranged on the first heat dissipation layer.

A display apparatus, a method of manufacturing the display apparatus, and an electronic device including the display apparatus are disclosed. The display apparatus may include a display panel to implement or emit visible light and a heat dissipation member on one surface of the display panel, wherein the heat dissipation member may include a flexible tube to allow at least fluid (e.g., a fluid and / or a solid) to move, a base plate having a groove in one surface thereof, and a cover portion between the base plate and the display panel, and the flexible tube may be in the groove.

A display device includes a display panel, a driving board disposed on a side of the display panel, and a vapor chamber disposed between the display panel and the driving board, wherein the vapor chamber includes an external member, a first wick and a second wick which are disposed on at least parts of inner surfaces of the external member and face each other, a refrigerant which is contained in the external member, and a refrigerant dense part in which the refrigerant densely resides, and an area occupied by the first wick on the inner surfaces of the external member is greater than an area occupied by the second wick on the inner surfaces of the external member.

An embodiment of the present application discloses a backlight module and a display device. The backlight module device: a frame body, wherein the frame body includes at least one accommodation chamber; a backlight source disposed on a side of the accommodation chamber; and a heat dissipation enhancement layer disposed in the accommodation chamber, wherein heat dissipation enhancement layer including a liquid heat dissipation agent. The embodiment of the present application by the heat dissipation enhancement layer including the liquid heat dissipation agent, can accelerate heat dissipation to mitigate difficulty to heat dissipation due to high power consumption such that a range of environments of use of the backlight module is improved.

A display device includes: a first base layer; a second base layer on the first base layer; a pixel circuit layer on the second base layer, the pixel circuit layer including a transistor; a display element layer on the pixel circuit layer, the display element layer including a light emitting element electrically connected to the transistor; a metal layer between the first base layer and the second base layer; and a heat pipe in contact with the metal layer.

A display is provided. The display (1) includes a display module (11), a support plate (12c), and an evaporator (15). The display module (11) has a front surface (111) and a back surface (112) opposite the front surface (111) of the display module (11). The support plate (12c) is attached to the back surface (112) of the display module (11). The evaporator (15) is attached to the support plate (12c) and thermally connected to the back surface (112) of the display module (11) via the support plate (12c).

A display device includes a display panel (DP) including opposing first and second surfaces (S1, S2), and a heat dissipation member (100) including a first heat dissipation layer (110) disposed on the second surface (S2) of the display panel (DP) and a second heat dissipation layer (120) disposed on the first heat dissipation layer (110).

An apparatus includes a heat source, a vapor chamber, a bridge, and a heat pipe. The vapor chamber is in thermal communication with the heat source and includes a working fluid. The heat pipe is in thermal communication with the heat sink and is in fluid communication with the vapor chamber via the bridge.

The application provides a display assembly, a preparation method and a device, relates to the technical field of display, and solves the problem that current display assemblies cannot quickly dredge and reduce instantaneous heat, which easily leads to local temperature concentration of the screen being too high and affects the service life of the screen, and comprises a display panel main body, a metal support layer and a circuit board, the metal support layer is provided with a heat dissipation circulation channel, and a liquid heat dissipation working medium is arranged in the heat dissipation circulation channel; when the circuit board generates heat, the liquid heat dissipation working medium absorbs heat and evaporates to form hot steam, and the hot steam is condensed to form the liquid heat dissipation working medium in the heat dissipation circulation channel during heat conduction. The application quickly dredges the heat in the display assembly through the heat dissipation circulation channel, the heat dissipation efficiency is higher, the high heat is avoided from being transmitted to the display device layer of the display assembly, the service life of the display device layer is improved, and the purpose of protecting the display device layer is achieved.

Disclosed is a head-mounted display device including a display panel and a heat exchanger attached to a rear surface of the display panel to transfer heat outward from the display panel. The heat exchanger includes a central portion and a plurality of fins bent from the central portion.

A projection type image display apparatus including a light source apparatus includes a light emitting element emitting blue light; a phosphor receiving the blue light to emit predetermined light; a heat sink provided with a bottom portion and a plurality of heat radiation fins extending from the bottom portion; and a cooling fan arranged to cool the plurality of heat radiation fins of the heat sink. The light emitting element is attached to the bottom portion of the heat sink. The phosphor is attached to the bottom portion of the heat sink at a predetermined interval from the light emitting element. Heat pipes conducting heat by repeating evaporation and liquefaction of working liquid are embedded in the bottom portion. The heat pipes are respectively provided with sections opposing the light emitting element in a thickness direction of the bottom portion.

A head mounted display device is disclosed that includes a display panel, and a heat exchanger attached to a back surface of the display panel to transfer heat away from the display panel. The heat exchanger includes a center portion, and a plurality of wings bent from the center portion.

To provide a display device for a vehicle which can efficiently attain the function of discharging liquid which has entered the opening part for heat release of a housing to the outside of the housing and the function of releasing heat of a heat sink at one time.SOLUTION: A display device for vehicle 100 includes: a housing 10 equipped in a vehicle 200; an image display device 20 provided in a storage HS of the housing; and a heat sink 30 provided in a position in contact with the image display device. The housing has an opening part 12a opening in an upper direction. The heat sink has a heat release surface 30a, which is attached in a position that separates a storage part and the opening part from each other in the housing and is exposed from the housing through the opening part. In the heat release surface, there is formed a discharge flow passage FP for discharging liquid that has entered the opening part to the outside of the housing.SELECTED DRAWING: Figure 4

Disclosed herein is an outdoor display apparatus comprising a cooler. The outdoor display apparatus comprises a case including an inlet and an outlet, a display module disposed inside the case and including a display panel on which an image seen through at least a portion of the case is displayed, and a heat exchanger disposed to receive heat from the display module. The heat exchanger comprises a first portion located on a first flow path formed to circulate air to the display module, a second portion provided to receive heat from the first portion, and located on a second flow path on which outside air is heat-exchanged with air, and a phase change material provided to circulate between the first portion and the second portion, and provided to change a phase from a fluid to a gas. The case comprises a partition wall provided to isolate the first flow path and the second flow path from each other, and the first portion and the second portion are disposed obliquely.

This disclosure relates to a heat transfer device for integrating with a backlight unit for an edge-lit motor vehicle display apparatus. The heat transfer device comprises an anterior capillary tube operable to integrate with a rear side of a backlight unit, the anterior capillary tube further operable to dissipate heat from an anterior of a backlight unit of a motor vehicle display. The heat transfer device further comprises a posterior capillary tube operable to be positioned away from the backlight unit, the posterior capillary tube further operable to dissipate heat from a posterior of a backlight unit of a motor vehicle display. The heat transfer device further comprises a phase changing medium operable to fluidly transfer between the first capillary tube and the second pillar tube during a heat transfer process, where the phase changing medium is operable to phase change between a gaseous state and a liquid state during the heat transfer process, to release latent heat from the rear side of the backlight unit. The anterior capillary tube includes a T-shape bar to engage with a rear-side housing of a backlight unit. The T-shape bar further comprises an array of light emitting diode for transmitting light rays to a light conductor displaced adjacent to the T-shape bar. A method of assembling the heat transfer device, a method of assembling a backlight unit integrated with a heat transfer device and a method of assembling a motor vehicle display apparatus comprising a backlight unit integrated with a heat transfer device is also disclosed.

A heat pipe includes: a base plate; a capillary on the base plate and including a plurality of patterned portions connected to each other to form a closed loop; and a cover plate on one surface of the base plate and covering the capillary. Each of the plurality of patterned portions includes: a first capillary portion having a first diameter; a second capillary portion having a second diameter smaller than the first diameter; and a turn portion connecting the first capillary portion and the second capillary portion. The number of the turn portions per unit area is the greatest at a central portion of the base plate.

A heat pipe includes: a base plate; a capillary on the base plate and including a plurality of patterned portions connected to each other to form a closed loop; and a cover plate on one surface of the base plate and covering the capillary. Each of the plurality of patterned portions includes: a first capillary portion having a first diameter; a second capillary portion having a second diameter smaller than the first diameter; and a turn portion connecting the first capillary portion and the second capillary portion and being extended to be bent. The number of the turn portion per unit area is the greatest at a central portion of the base plate.

This application discloses a backlight module and a display device. The backlight module includes a backplate, a frame-mounted light-emitting device, a light guide plate, and a heat-absorbing device. Both the light-emitting device and the light guide plate are located within a receiving groove. A first sealing connector assembly connects and fixes the frame and the light guide plate, simultaneously forming a sealed cavity within the receiving groove to enclose the light-emitting device. Coolant is disposed within the sealed cavity. The backlight module forms a sealed cavity to enclose the light-emitting device. The coolant injected into the sealed cavity allows it to directly contact the light-emitting device. This direct contact allows the coolant to immediately absorb the heat generated by the light-emitting device and disperse the heat through diffusion, thereby improving heat dissipation and significantly increasing heat dissipation efficiency, effectively extending the service life of the backlight module.

A display device includes: a display panel; a lower plate on a rear surface of the display panel; a heat dissipation layer on a rear surface of the lower plate, and including a plurality of bend portions; and a pulsating heat pipe in at least one of the bend portions.

Disclosed are a display device, a method of manufacturing the display device, and an electronic apparatus including the display device. A display device may include a display panel and a heat dissipation member on one surface of the display panel, where the heat dissipation member may include a flexible tube configured to allow at least a fluid (e.g., a fluid and / or a solid) to move, a base plate having a slot in one surface thereof, and a cover portion between the base plate and the display panel, and the flexible tube may be in the slot.

The invention provides a heat dissipation device and a display device. The heat dissipation device is used for cooling a target device. The heat dissipation device comprises a liquid storage cavity, and liquid capable of being vaporized at the phase change temperature is contained in the liquid storage cavity. The phase change temperature is smaller than or equal to the preset highest temperature of the target device. The liquid circulation cavity is located above the liquid storage cavity, and the side, close to the liquid storage cavity, of the liquid circulation cavity communicates with the liquid storage cavity; and the memory metal structure is positioned in the liquid circulating cavity. When the temperature of the heat dissipation device is greater than or equal to the phase change temperature, the memory metal structure is switched between an initial state and a target state; the control electrode is electrically connected with the memory metal structure and is used for controlling the memory metal structure to recover to an initial state. The heating problem of the target device can be improved, the working stability of the target device is ensured, and the working performance of the target device is improved.

The invention provides a heat pipe and an electronic device including the same. The heat pipe includes: a base plate; a capillary tube on the base plate and including a plurality of patterned portions connected to each other to form a closed loop; and a cover plate on one surface of the base plate and covering the capillary tube. Each of the plurality of patterned portions includes: a first capillary portion having a first diameter; a second capillary portion having a second diameter smaller than the first diameter; and a turning portion connecting the first capillary portion and the second capillary portion and extending to be curved. The number of turning portions per unit area is maximum at a center portion of the base plate.

A vapor chamber includes: a front surface member including a first layer and a second layer on a first surface of the first layer, the second layer including a material different from a material of the first layer; a rear surface member coupled to the front surface member and including a third layer and a fourth layer, the third layer having a first surface facing a first surface of the first layer, the fourth layer being on the first surface of the third layer and including a material different from a material of the third layer; a wick between the front surface member and the rear surface member; and a refrigerant at least partially filling an area between the front surface member and the rear surface member.

An electronic device according to various embodiments of the present disclosure comprises: a housing; a display arranged in the housing; a support member which supports the display, and which comprises a first surface facing the display, a second surface facing the opposite direction of the first surface, and a first opening penetrating at least one portion of the first surface and the second surface; a battery which is arranged on the second surface of the support member, and which has at least one portion facing the first opening; a printed circuit board arranged on the second surface of the support member and spaced from the battery; and a heat-radiating member configured to mediate heat transfer between the display and the printed circuit board, wherein the heat-radiating member comprises a first area having least one portion overlappingly arranged on the first surface, and a second area which is coupled to the first area and which has at least one portion arranged in the first opening, and the at least one portion of the first area can be coupled to the support member by means of laser welding. Other various embodiments are possible.

A display device includes a display panel including opposing first and second surfaces, and a heat dissipation member including a first heat dissipation layer disposed on the second surface of the display panel and a second heat dissipation layer disposed on the first heat dissipation layer.