WO2019006818A1 - 一种显示面板和显示装置 - Google Patents
一种显示面板和显示装置 Download PDFInfo
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- WO2019006818A1 WO2019006818A1 PCT/CN2017/096722 CN2017096722W WO2019006818A1 WO 2019006818 A1 WO2019006818 A1 WO 2019006818A1 CN 2017096722 W CN2017096722 W CN 2017096722W WO 2019006818 A1 WO2019006818 A1 WO 2019006818A1
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- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/60—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs wherein the TFTs are in active matrices
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- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
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- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0312—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes
- H10D30/0316—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] characterised by the gate electrodes of lateral bottom-gate TFTs comprising only a single gate
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- H10D30/031—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT]
- H10D30/0321—Manufacture or treatment of FETs having insulated gates [IGFET] of thin-film transistors [TFT] comprising silicon, e.g. amorphous silicon or polysilicon
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- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
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- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/6737—Thin-film transistors [TFT] characterised by the electrodes characterised by the electrode materials
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- H10D30/674—Thin-film transistors [TFT] characterised by the active materials
- H10D30/6741—Group IV materials, e.g. germanium or silicon carbide
- H10D30/6743—Silicon
- H10D30/6746—Amorphous silicon
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- H10D30/6757—Thin-film transistors [TFT] characterised by the structure of the channel, e.g. transverse or longitudinal shape or doping profile
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- H10D86/01—Manufacture or treatment
- H10D86/021—Manufacture or treatment of multiple TFTs
- H10D86/0221—Manufacture or treatment of multiple TFTs comprising manufacture, treatment or patterning of TFT semiconductor bodies
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- H10D86/01—Manufacture or treatment
- H10D86/021—Manufacture or treatment of multiple TFTs
- H10D86/0251—Manufacture or treatment of multiple TFTs characterised by increasing the uniformity of device parameters
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- H10D86/40—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs
- H10D86/421—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple TFTs having a particular composition, shape or crystalline structure of the active layer
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- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/121—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements
- H10K59/1213—Active-matrix OLED [AMOLED] displays characterised by the geometry or disposition of pixel elements the pixel elements being TFTs
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- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
- H10P14/6326—Deposition processes
- H10P14/6328—Deposition from the gas or vapour phase
- H10P14/6334—Deposition from the gas or vapour phase using decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
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- H10P14/66—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials
- H10P14/668—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials the materials being characterised by the deposition precursor materials
- H10P14/6681—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials the materials being characterised by the deposition precursor materials the precursor containing a compound comprising Si
- H10P14/6682—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the type of materials the materials being characterised by the deposition precursor materials the precursor containing a compound comprising Si the compound being a silane, e.g. disilane, methylsilane or chlorosilane
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- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/69—Inorganic materials
- H10P14/694—Inorganic materials composed of nitrides
- H10P14/6943—Inorganic materials composed of nitrides containing silicon
- H10P14/69433—Inorganic materials composed of nitrides containing silicon the material being a silicon nitride not containing oxygen, e.g. SixNy or SixByNz
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- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/673—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes
- H10D30/6736—Thin-film transistors [TFT] characterised by the electrodes characterised by the shapes, relative sizes or dispositions of the gate electrodes characterised by the shape of gate insulators
Definitions
- the present application relates to the field of display technologies, and in particular, to a display panel and a display device.
- the existing displays are generally controlled based on the active switch, and have many advantages such as thin body, power saving, no radiation, etc., and have been widely used, mainly including liquid crystal display, OLED (Organic Light-Emitting Diode) display, QLED (Quantum) Dot Light Emitting Diodes), such as displays and plasma displays, have both a flat display and a curved display.
- OLED Organic Light-Emitting Diode
- QLED Quadantum Dot Light Emitting Diodes
- displays and plasma displays have both a flat display and a curved display.
- the liquid crystal display works by placing liquid crystal molecules in two parallel glass substrates and applying a driving voltage on the two glass substrates to control the liquid crystal. The direction of rotation of the molecules to refract the light from the backlight module to produce a picture.
- the self-luminous display of the machine light-emitting diode is used for display, and has the advantages of self-illumination, wide viewing angle, almost infinite contrast, low power consumption, and extremely high reaction speed.
- the QLED display structure is very similar to the OLED technology. The main difference is that the luminescent center of the QLED is composed of Quantum dots. Its structure is that two electrons (Electron) and holes (Hole) converge in the quantum dot layer to form photons (Exciton), and recombine by photons.
- the quality of the interface will be degraded, and the leakage current leakage will also increase, which not only causes the reliability of the active switch to be deteriorated, but also Will affect the normal use of the active switch.
- the display panel provided by the embodiment of the present application includes:
- the substrate being provided with a plurality of pixel regions
- An active switch a plurality of the active switches are disposed on the substrate, the pixel area is disposed on the active switch, the active switch is in one-to-one correspondence with the pixel area, and the active switch comprises an insulating layer.
- the insulating layer includes at least two films formed by chemical vapor deposition at a predetermined thickness.
- the active switch includes a gate layer disposed at a bottom portion, and the gate layer is provided with an insulating layer, the insulating layer includes a first film of an insulating layer, a second film of an insulating layer, and a first film of the insulating layer The second film of the insulating layer is sequentially arranged, the first film of the insulating layer is disposed at an end away from the gate layer, and the second film of the insulating layer is disposed at an end of the insulating layer;
- the insulating layer has a thickness of 3500 to 4000 angstroms
- the insulating layer first film has a thickness of 500 to 2000 angstroms
- the insulating layer second film has a thickness of 2000 to 3500 angstroms.
- the insulating layer is provided with two layers of film, and the thickness of the insulating layer and the respective film are set.
- the active switch includes a gate layer disposed at a bottom portion, the insulating layer includes a first film of an insulating layer, a second film of an insulating layer, a third film of an insulating layer, a first film of the insulating layer, and the insulating layer a second film, the third film of the insulating layer is sequentially arranged, the first film of the insulating layer is disposed at an end away from the gate layer, and the third film of the insulating layer is disposed at an end close to the gate layer
- the insulating layer has a thickness of 3500 to 4000 angstroms, the insulating layer first film has a thickness of 500 to 2000 angstroms, and the insulating layer second film has a thickness of 1000 to 3000 angstroms, the insulating layer
- the third film has a thickness of 500 to 2000 angstroms.
- the insulating layer is provided with three layers of film, and the thickness of the insulating layer and the respective film are set.
- the arrangement of the three-layer film can better improve the quality of the interface between the insulating layer and the amorphous silicon layer and the uniformity of the insulating layer.
- the insulating layer is provided with an amorphous silicon layer
- the amorphous silicon layer comprises two layers of a film: an amorphous silicon layer first film, an amorphous silicon layer second film, and the amorphous silicon layer first film.
- the second film of the amorphous silicon layer is sequentially arranged, the first film of the amorphous silicon layer is disposed at one end away from the insulating layer, and the second film of the amorphous silicon layer is disposed adjacent to the insulating layer One end; the first film of the amorphous silicon layer has a thickness of 1000 angstroms, and the second film of the amorphous silicon layer has a thickness of 300 angstroms.
- the amorphous silicon layer In the case of two layers of film, the respective thicknesses of the films are set. With the arrangement of the insulating layer, the quality of the interface can be improved, the uniformity of the amorphous silicon layer can be improved, and the rate of chemical vapor deposition for film deposition processing can be accelerated.
- the silicon tetrachloride, ammonia gas and nitrogen gas in the first film of the insulating layer are respectively 2300 to 2530 standard milliliters per minute, 15000 to 16000 standard conditions, milliliters per minute, and 68000 to 83500 standard milliliters. Per minute;
- the silicon dioxide, ammonia gas and nitrogen gas in the second film of the insulating layer are respectively 5500 standard milliliters per minute, 30000 standard conditions milliliters per minute, and 80,000 standard conditions per minute;
- silicon tetrahydride, ammonia gas and nitrogen gas are respectively 7000 to 7200 standard milliliters per minute, 26,000 to 27,000 standard conditions, milliliters per minute, and 66,000 to 70,000 standard milliliters per minute.
- the gas volume flow rate at the time of deposition of each film in the case where the insulating layer is provided with a three-layer film ensures the normal function of the formed insulating layer.
- the pressure applied to the first film of the insulating layer is 1200 to 1400 mTorr
- the pressure applied to the second film of the insulating layer is 1550 mTorr
- the pressure applied to the third film of the insulating layer It is 1400 to 1500 mTorr.
- the pressure setting required for deposition of each film in the case where the insulating layer is provided with a three-layer film.
- the film of the insulating layer is formed by chemical vapor deposition at a preset temperature, and the temperature is 340 degrees Celsius or 360 degrees Celsius.
- the temperature setting in the case where the insulating layer is provided with a three-layer film.
- the amorphous silicon layer is provided with an ohmic contact layer corresponding to the amorphous silicon layer, and the two ends of the ohmic contact layer are provided with a source layer and a drain layer separated by the active switch, the source A channel is disposed between the pole layer and the drain layer, the channel passing through the ohmic contact layer, and the bottom of the channel is an amorphous silicon layer.
- the specific settings for each layer of the active switch are the specific settings for each layer of the active switch.
- Another object of the present application is to provide a display panel that cooperates with an active switch.
- a display panel comprising:
- the substrate being provided with a plurality of pixel regions
- An active switch a plurality of the active switches are disposed on the substrate, the pixel area is disposed on the active switch, the active switch is in one-to-one correspondence with the pixel area, and the active switch comprises an insulating layer.
- the insulating layer comprises at least two layers of films formed by chemical vapor deposition at a predetermined thickness;
- the active switch includes a gate layer disposed at a bottom portion, the insulating layer includes a first film of an insulating layer, a second film of an insulating layer, a third film of an insulating layer, a first film of the insulating layer, and a second film of the insulating layer
- the third film of the insulating layer is sequentially arranged, the first film of the insulating layer is disposed at an end away from the gate layer, and the third film of the insulating layer is disposed at an end of the insulating layer;
- the insulating layer has a thickness of 3500 to 4000 angstroms
- the insulating layer first film has a thickness of 500 to 2000 angstroms
- the insulating layer second film has a thickness of 1000 to 3000 angstroms
- the insulating layer is The thickness of the three films is 500 to 2000 angstroms;
- An amorphous silicon layer is disposed on the insulating layer, and the amorphous silicon layer comprises two layers of a film: a first film of an amorphous silicon layer, a second film of an amorphous silicon layer, and a first film of the amorphous silicon layer.
- the second film of the amorphous silicon layer is sequentially arranged, the first film of the amorphous silicon layer is disposed at one end away from the insulating layer, and the second film of the amorphous silicon layer is disposed at one end of the insulating layer;
- the thickness of the first film of the amorphous silicon layer is 1000 angstroms, and the thickness of the second film of the amorphous silicon layer is 300 angstroms;
- the silicon tetrachloride, ammonia gas and nitrogen gas in the first film of the insulating layer are respectively 2300 to 2530 standard milliliters per minute, 15000 to 16000 standard conditions, milliliters per minute, and 68000 to 83500 standard milliliters per minute.
- the silicon dioxide, ammonia gas and nitrogen gas in the second film of the insulating layer are respectively 5500 standard milliliters per minute, 30,000 standard milliliters per minute, 80,000 standard milliliters per minute;
- the fourth layer of the third thin film of the insulating layer Silicon, ammonia, and nitrogen are respectively 7000 to 7200 standard milliliters per minute, 26,000 to 27,000 standard conditions, milliliters per minute, and 66,000 to 70,000 standard milliliters per minute;
- the pressure applied to the first film of the insulating layer is 1200 to 1400 mTorr, the pressure applied to the second film of the insulating layer is 1550 mTorr, and the pressure applied to the third film of the insulating layer is 1400. Up to 1500 mTorr;
- the film of the insulating layer is formed by chemical vapor deposition at a preset temperature, which is 340 degrees Celsius or 360 degrees Celsius.
- Another object of the present application is to provide a display device that cooperates with an active switch.
- a display device includes a control component, and a display panel as described herein.
- the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the uniformity of the insulating layer is formed by chemical vapor deposition, and the insulating layer is improved.
- FIG. 1 is a schematic structural view of an active switch in a display panel according to an embodiment of the present application
- FIG. 2 is a schematic view showing layered deposition of an insulating layer of a display panel according to an embodiment of the present application
- FIG. 3 is a schematic structural view showing an insulating layer of a display panel divided into two layers and an amorphous silicon layer divided into two layers by a thin film according to an embodiment of the present application;
- FIG. 4 is a schematic structural view showing an insulating layer of a display panel divided into three layers and an amorphous silicon layer divided into two layers by a thin film according to an embodiment of the present application;
- FIG. 5 is a schematic diagram of a display device according to an embodiment of the present application.
- first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining “first” and “second” may include one or more of the features either explicitly or implicitly.
- a plurality means two or more unless otherwise stated.
- the term “comprises” and its variations are intended to cover a non-exclusive inclusion.
- connection In the description of the present application, it should be noted that the terms “installation”, “connected”, and “connected” are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components.
- Connected, or integrally connected can be mechanical or electrical; can be directly connected, or indirectly connected through an intermediate medium, can be the internal communication of the two components.
- the specific meanings of the above terms in the present application can be understood in the specific circumstances for those skilled in the art.
- the display panel includes: a substrate 10, the substrate 10 is provided with a plurality of pixel regions; and an active switch, a plurality of the active switches are disposed on the substrate 10
- the pixel area is disposed on the active switch, the active switch is in one-to-one correspondence with the pixel area, the active switch includes: an insulating layer 40, and the insulating layer 40 includes at least two layers of films, The film is formed by chemical vapor deposition at a predetermined thickness.
- the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the insulating layer 40 is formed by chemical vapor deposition to have better uniformity and improved insulation.
- CVD Chemical Vapor Deposition
- gas phase reaction at high temperature developed as a means of coating, but not only for the coating of heat-resistant substances, but also for the purification of high-purity metals, powder synthesis , semiconductor film, etc.
- the deposition temperature is low, the film composition is easy to control, the film thickness is proportional to the deposition time, the uniformity, the repeatability is good, and the step coverage is excellent.
- the technical characteristics of the chemical vapor deposition method are: the high melting point substance can be synthesized at a low temperature; the form of the precipitated substance is various in a single crystal, a polycrystal, a whisker, a powder, a film, etc.; not only the coating can be performed on the substrate, but also Coating on the surface of the powder, etc.
- high-melting substances can be synthesized at low temperatures, contributing to energy conservation, and it is promising as a new technology.
- the display panel includes: a substrate 10, the substrate 10 is provided with a plurality of pixel regions; and an active switch, a plurality of the active switches are disposed on the substrate 10
- the pixel area is disposed on the active switch, the active switch is in one-to-one correspondence with the pixel area, the active switch includes: an insulating layer 40, and the insulating layer 40 includes at least two layers of films, The film is formed by chemical vapor deposition at a predetermined thickness.
- the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the insulating layer 40 is formed by chemical vapor deposition to have better uniformity and improved insulation.
- the active switch includes a gate layer 21 disposed at the bottom, the gate layer 21 is provided with an insulating layer 40, and the insulating layer 40 is provided with an amorphous silicon layer 50 disposed on the amorphous silicon layer 50.
- the insulating layer 40 includes an insulating layer first film 41 and an insulating layer second film 42. The insulating layer first film 41 and the insulating layer second film 42 are separated from one end of the gate layer 21 to the vicinity.
- the insulating layer 40 has a thickness of 3500 to 4000 angstroms
- the insulating layer first film 41 has a thickness of 500 to 2000 angstroms
- the insulating layer second film 42 The thickness is 2,000 to 3,500 angstroms.
- the display panel includes: a substrate 10, the substrate 10 is provided with a plurality of pixel regions; and an active switch, a plurality of the active switches are disposed on the substrate 10,
- the pixel area is disposed on the active switch, the active switch is in one-to-one correspondence with the pixel area, the active switch includes: an insulating layer 40, the insulating layer 40 includes at least two layers of films, and the film passes The manner of chemical vapor deposition is formed with a predetermined thickness.
- the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the insulating layer 40 is formed by chemical vapor deposition to have better uniformity and improved insulation.
- the active switch includes a gate layer 21 disposed at the bottom, the gate layer 21 is provided with an insulating layer 40, and the insulating layer 40 is provided with an amorphous silicon layer 50 disposed on the amorphous silicon layer 50.
- ohmic contact layer 60 corresponding to the amorphous silicon layer 50, and the source layer 22 and the drain layer 23 of the active switch are separated at both ends of the ohmic contact layer 60, and the source layer 22 and the A channel is disposed between the drain layers 23, and the channel passes through the ohmic contact layer 60, and the bottom of the channel is an amorphous silicon layer 50.
- the insulating layer 40 includes an insulating layer first film 41, an insulating layer second film 42, and an insulating layer third film 43, the insulating layer first film 41, the insulating layer second film 42, and the insulating layer
- the third thin film 43 is sequentially arranged from one end away from the gate layer 21 to one end close to the gate layer 21, and the insulating layer 40 has a thickness of 3500 to 4000 angstroms, and the insulating layer first film 41
- the thickness of the second film 42 of the insulating layer is 1000 to 3000 angstroms
- the thickness of the third film 43 of the insulating layer is 500 to 2000 angstroms.
- the arrangement of the three-layer film can better improve the quality of the interface between the insulating layer 40 and the amorphous silicon layer 50 and the uniformity of the insulating layer 40.
- the display panel includes: a substrate 10, The substrate 10 is provided with a plurality of pixel regions; an active switch, a plurality of the active switches are disposed on the substrate 10, the pixel area is disposed on the active switch, and the active switch is in one-to-one correspondence with the pixel area
- the active switch includes an insulating layer 40 including at least two layers of thin films formed by chemical vapor deposition at a predetermined thickness. By providing at least two thin films to the insulating layer 40, the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the insulating layer 40 is formed by chemical vapor deposition to have better uniformity and improved insulation.
- the active switch includes a gate layer 21 disposed at the bottom, the gate layer 21 is provided with an insulating layer 40, and the insulating layer 40 is provided with an amorphous silicon layer 50 disposed on the amorphous silicon layer 50.
- the insulating layer 40 includes an insulating layer first film 41 and an insulating layer second film 42.
- the insulating layer first film 41 and the insulating layer second film 42 are separated from one end of the gate layer 21 to the vicinity.
- One end of the gate layer 21 is sequentially arranged, the insulating layer 40 has a thickness of 3500 to 4000 angstroms, and the insulating layer first film 41 has a thickness of 500 to 2000 angstroms, and the insulating layer second film 42 The thickness is 2,000 to 3,500 angstroms.
- the amorphous silicon layer 50 includes two layers of a film: an amorphous silicon layer first film 51, an amorphous silicon layer second film 52, the amorphous silicon layer first film 51, and the amorphous silicon layer second film.
- 52 is sequentially arranged from one end away from the insulating layer 40 to one end close to the insulating layer 40, the amorphous film first film 51 has a thickness of 1000 angstroms, and the amorphous silicon layer second film 52 The thickness is 300 angstroms.
- the arrangement of the insulating layer 40 can improve the quality of the interface, improve the uniformity of the amorphous silicon layer 50, and accelerate the chemical vapor deposition for the film deposition processing rate.
- the display panel includes: a substrate 10, the substrate 10 is provided with a plurality of pixel regions; and an active switch, a plurality of the active switches are disposed on the substrate 10, The pixel area is disposed on the active switch, and the active switch is in one-to-one correspondence with the pixel area.
- the active switch includes: an insulating layer 40, and the insulating layer 40 includes at least two layers of films. The manner of chemical vapor deposition is formed at a predetermined thickness.
- the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the insulating layer 40 is formed by chemical vapor deposition to have better uniformity and improved insulation.
- the active switch includes a gate layer 21 disposed at the bottom, the gate layer 21 is provided with an insulating layer 40, and the insulating layer 40 is provided with an amorphous silicon layer 50 disposed on the amorphous silicon layer 50.
- ohmic contact layer 60 corresponding to the amorphous silicon layer 50, and the source layer 22 and the drain layer 23 of the active switch are separated at both ends of the ohmic contact layer 60, and the source layer 22 and the A channel is disposed between the drain layers 23, and the channel passes through the ohmic contact layer 60, and the bottom of the channel is an amorphous silicon layer 50.
- the insulating layer 40 includes an insulating layer first film 41, an insulating layer second film 42, and an insulating layer third film 43, the insulating layer first film 41, the insulating layer second film 42, and the insulating layer
- the third thin film 43 is sequentially arranged from one end away from the gate layer 21 to one end close to the gate layer 21, and the insulating layer 40 has a thickness of 3500 to 4000 angstroms, and the insulating layer first film 41
- the thickness of the second film 42 of the insulating layer is 1000 to 3000 angstroms
- the thickness of the third film 43 of the insulating layer is 500 to 2000 angstroms.
- the arrangement of the three-layer film can better improve the quality of the interface between the insulating layer 40 and the amorphous silicon layer 50 and the uniformity of the insulating layer 40.
- the amorphous silicon layer 50 includes two layers of a film: an amorphous silicon layer first film 51, an amorphous silicon layer second film 52, the amorphous silicon layer first film 51, and the amorphous silicon layer second film. 52 is sequentially arranged from one end away from the insulating layer 40 to one end close to the insulating layer 40, the amorphous film first film 51 has a thickness of 1000 angstroms, and the amorphous silicon layer second film 52 The thickness is 300 angstroms.
- the arrangement of the insulating layer 40 can improve the quality of the interface, improve the uniformity of the amorphous silicon layer 50, and accelerate the chemical vapor deposition for the film deposition processing rate.
- the thickness of the insulating layer 40 may also be 4000 angstroms, the thickness of the first film 41 of the insulating layer is 1000 angstroms, and the thickness of the second film 42 of the insulating layer is 1000 angstroms, the insulating layer
- the third film 43 has a thickness of 2000 angstroms.
- the amorphous silicon layer first film 51 has a thickness of 1000 angstroms, and the amorphous silicon layer second film 52 has a thickness of 300 angstroms.
- the ohmic contact layer 60 has a thickness of 400 angstroms.
- the display panel includes: a substrate 10, the substrate 10 is provided with a plurality of pixel regions; and an active switch, a plurality of the active switches are disposed on the substrate 10,
- the pixel area is disposed on the active switch, the active switch is in one-to-one correspondence with the pixel area, the active switch includes: an insulating layer 40, the insulating layer 40 includes at least two layers of films, and the film passes The manner of chemical vapor deposition is formed with a predetermined thickness.
- the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the insulating layer 40 is formed by chemical vapor deposition to have better uniformity and improved insulation.
- the active switch includes a gate layer 21 disposed at the bottom, the gate layer 21 is provided with an insulating layer 40, and the insulating layer 40 is provided with an amorphous silicon layer 50 disposed on the amorphous silicon layer 50.
- ohmic contact layer 60 corresponding to the amorphous silicon layer 50, and the source layer 22 and the drain layer 23 of the active switch are separated at both ends of the ohmic contact layer 60, and the source layer 22 and the A channel is disposed between the drain layers 23, and the channel passes through the ohmic contact layer 60, and the bottom of the channel is an amorphous silicon layer 50.
- the insulating layer 40 includes an insulating layer first film 41, an insulating layer second film 42, and an insulating layer third film 43, the insulating layer first film 41, the insulating layer second film 42, and the insulating layer
- the third thin film 43 is sequentially arranged from one end away from the gate layer 21 to one end close to the gate layer 21, and the insulating layer 40 has a thickness of 3500 to 4000 angstroms, and the insulating layer first film 41
- the thickness of the second film 42 of the insulating layer is 1000 to 3000 angstroms
- the thickness of the third film 43 of the insulating layer is 500 to 2000 angstroms.
- the arrangement of the three-layer film can better improve the quality of the interface between the insulating layer 40 and the amorphous silicon layer 50 and the uniformity of the insulating layer 40.
- the amorphous silicon layer 50 includes two layers of a film: an amorphous silicon layer first film 51, an amorphous silicon layer second film 52, the amorphous silicon layer first film 51, and the amorphous silicon layer second film. 52 is sequentially arranged from one end away from the insulating layer 40 to one end close to the insulating layer 40, the amorphous film first film 51 has a thickness of 1000 angstroms, and the amorphous silicon layer second film 52 The thickness is 300 angstroms.
- the arrangement of the insulating layer 40 can improve the quality of the interface, improve the uniformity of the amorphous silicon layer 50, and accelerate the chemical vapor deposition for the film deposition processing rate.
- the standard condition is ML per minute, 30000 standard condition milliliters per minute, and 80,000 standard conditions per minute; the fourth film 43 of the insulating layer contains silicon tetrachloride, ammonia gas and nitrogen gas respectively of 7000 to 7200 standard conditions per minute, 26000 to 27000 standard conditions ml per minute, 66000 to 70,000 standard conditions per minute.
- the pressure applied to the first film 41 of the insulating layer is 1200 to 1400 mTorr, and the pressure applied to the second film 42 of the insulating layer is 1550 mTorr, which is applied to the third film 43 of the insulating layer.
- the pressure is 1400 to 1500 mTorr.
- the film is formed by chemical vapor deposition at a preset temperature of 340 degrees Celsius or 360 degrees Celsius.
- the thickness of the insulating layer 40 may also be 4500 mils, the thickness of the first film 41 of the insulating layer is 500 angstroms, and the thickness of the second film 42 of the insulating layer is 2000 angstroms, the insulating layer
- the third film 43 has a thickness of 2000 angstroms.
- the amorphous silicon layer first film 51 has a thickness of 1000 angstroms, and the amorphous silicon layer second film 52 has a thickness of 300 angstroms.
- the silicon tetrahydride, ammonia gas and nitrogen gas in the first film 41 of the insulating layer are respectively 2300 standard milliliters per minute, 16,000 standard conditions milliliters per minute, and 70,000 standard conditions per minute;
- the silicon tetrahydride, ammonia gas and nitrogen gas in the second film 42 are respectively 5500 standard milliliters per minute, 30,000 standard milliliters per minute, 80,000 standard milliliters per minute;
- the fourth thin film 43 of the insulating layer is tetrahydrogen silicon and ammonia.
- Gas and nitrogen are respectively 7000 standard conditions per minute, 27,000 standard conditions, milliliters per minute, and 70,000 standard conditions per minute.
- the pressure applied to the first film 41 of the insulating layer is 1200 mTorr
- the pressure applied to the second film 42 of the insulating layer is 1550 mTorr
- the pressure applied to the third film 43 of the insulating layer is 1500 mTorr.
- the film is formed by chemical vapor deposition at a preset temperature of 340 degrees Celsius or 360 degrees Celsius.
- the display panel includes: a substrate 10, the substrate 10 is provided with a plurality of pixel regions; and an active switch, a plurality of the active switches are disposed on the substrate 10,
- the pixel area is disposed on the active switch, the active switch is in one-to-one correspondence with the pixel area, the active switch includes: an insulating layer 40, the insulating layer 40 includes at least two layers of films, and the film passes The manner of chemical vapor deposition is formed with a predetermined thickness.
- the thin film transistor includes an insulating layer 40, The insulating layer 40 includes at least two films which are formed by chemical vapor deposition at a predetermined thickness.
- the thin film is formed by chemical vapor deposition at a predetermined thickness and at a predetermined deposition rate, and the insulating layer 40 is formed by chemical vapor deposition to have better uniformity and improved insulation.
- the thin film transistor includes a gate layer 21 disposed at the bottom, the gate layer 21 is provided with an insulating layer 40, and the insulating layer 40 is provided with an amorphous silicon layer 50 disposed on the amorphous silicon layer 50.
- ohmic contact layer 60 corresponding to the amorphous silicon layer 50, and the source layer 22 and the drain layer 23 of the thin film transistor are separated at both ends of the ohmic contact layer 60, and the source layer 22 and the A channel is disposed between the drain layers 23, and the channel passes through the ohmic contact layer 60, and the bottom of the channel is an amorphous silicon layer 50.
- the insulating layer 40 includes an insulating layer first film 41, an insulating layer second film 42, and an insulating layer third film 43, the insulating layer first film 41, the insulating layer second film 42, and the insulating layer
- the third thin film 43 is sequentially arranged from one end away from the gate layer 21 to one end close to the gate layer 21, and the insulating layer 40 has a thickness of 3500 to 4000 angstroms, and the insulating layer first film 41
- the thickness of the second film 42 of the insulating layer is 1000 to 3000 angstroms
- the thickness of the third film 43 of the insulating layer is 500 to 2000 angstroms.
- the arrangement of the three-layer film can better improve the quality of the interface between the insulating layer 40 and the amorphous silicon layer 50 and the uniformity of the insulating layer 40.
- the amorphous silicon layer 50 includes two layers of a film: an amorphous silicon layer first film 51, an amorphous silicon layer second film 52, the amorphous silicon layer first film 51, and the amorphous silicon layer second film. 52 is sequentially arranged from one end away from the insulating layer 40 to one end close to the insulating layer 40, the amorphous film first film 51 has a thickness of 1000 angstroms, and the amorphous silicon layer second film 52 The thickness is 300 angstroms.
- the arrangement of the insulating layer 40 can improve the quality of the interface, improve the uniformity of the amorphous silicon layer 50, and accelerate the chemical vapor deposition for the film deposition processing rate.
- the silicon tetrahydride, the ammonia gas, and the nitrogen gas in the first film 41 of the insulating layer are respectively 2300 to 2530 standard milliliters per minute, 15000 to 16000 standard conditions, milliliters per minute, and 68,000 to 83,500 standards.
- the silicon tetrachloride, ammonia, and nitrogen in the second film 42 of the insulating layer are respectively 5500 standard milliliters per minute, 30,000 standard milliliters per minute, and 80,000 standard milliliters per minute;
- the silicon tetrachloride, ammonia gas and nitrogen gas in the third film 43 are respectively 7000 to 7200 standard milliliters per minute, 26,000 to 27,000 standard milliliters per minute, and 66,000 to 70,000 standard milliliters per minute.
- the pressure applied to the first film 41 of the insulating layer is 1200 to 1400 mTorr, and the pressure applied to the second film 42 of the insulating layer is 1550 mTorr, which is applied to the third film 43 of the insulating layer.
- the pressure is 1400 to 1500 mTorr.
- the film is formed by chemical vapor deposition at a preset temperature of 340 degrees Celsius or 360 degrees Celsius.
- the thickness of the insulating layer 40 may also be 4500 mils, the thickness of the first film 41 of the insulating layer is 500 angstroms, and the thickness of the second film 42 of the insulating layer is 2000 angstroms, the insulating layer
- the third film 43 has a thickness of 2000 angstroms.
- the amorphous silicon layer first film 51 has a thickness of 1000 angstroms, and the amorphous silicon layer second film 52 has a thickness of 300 angstroms.
- the silicon tetrahydride, ammonia gas and nitrogen gas in the first film 41 of the insulating layer are respectively 2300 standard milliliters per minute, 16,000 standard conditions milliliters per minute, and 70,000 standard conditions per minute;
- the silicon tetrahydride, ammonia gas and nitrogen gas in the second film 42 are respectively 5500 standard milliliters per minute, 30,000 standard milliliters per minute, 80,000 standard milliliters per minute;
- the fourth thin film 43 of the insulating layer is tetrahydrogen silicon and ammonia.
- Gas and nitrogen are respectively 7000 standard conditions per minute, 27,000 standard conditions, milliliters per minute, and 70,000 standard conditions per minute.
- the pressure applied to the first film 41 of the insulating layer is 1200 mTorr
- the pressure applied to the second film 42 of the insulating layer is 1550 mTorr
- the pressure applied to the third film 43 of the insulating layer is 1500 mTorr.
- the film is formed by chemical vapor deposition at a preset temperature of 340 degrees Celsius or 360 degrees Celsius.
- FIG. 1 Also included in FIG. 1 is a protective layer 70, a pixel electrode layer 80; and FIGS. 2-4 further includes a protective layer 70.
- the display panel includes a liquid crystal panel, an OLED (Organic Light-Emitting Diode) panel, a QLED (Quantum Dot Light Emitting Diodes) panel, a plasma panel, a flat panel, a curved panel, and the like.
- OLED Organic Light-Emitting Diode
- QLED Quadantum Dot Light Emitting Diodes
- the present embodiment discloses a display device 100.
- the display device 100 includes the control unit 200, and the display panel 300 of the present application.
- the display panel is taken as an example for detailed description. It should be noted that the above description of the structure of the display panel is also applicable to the display of the embodiment of the present application.
- the liquid crystal display includes The backlight module and the backlight module can be used as a light source for supplying a sufficient light source and a uniform light source.
- the backlight module of the embodiment can be either a front light type or a backlight type.
- the backlight module is not limited to this.
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Abstract
Description
Claims (20)
- 一种显示面板,包括:基板,所述基板设置有多个像素区;主动开关,多个所述主动开关设置在所述基板上,所述像素区设置在所述主动开关上,所述主动开关与所述像素区一一对应,所述主动开关包括绝缘层,所述绝缘层包括至少两层薄膜,所述薄膜通过化学气相沉积的方式以预设的厚度形成;所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米;进行化学气相沉积时,所述绝缘层第一薄膜中四氢化硅、氨气、氮气分别为2300至2530标况毫升每分、15000至16000标况毫升每分、68000至83500标况毫升每分;所述绝缘层第二薄膜中四氢化硅、氨气、氮气分别为5500标况毫升每分、30000标况毫升每分、80000标况毫升每分;所述绝缘层第三薄膜中四氢化硅、氨气、氮气分别为7000至7200标况毫升每分、26000至27000标况 毫升每分、66000至70000标况毫升每分;对所述绝缘层第一薄膜中施加的压强为1200至1400毫托,对所述绝缘层第二薄膜中施加的压强为1550毫托,对所述绝缘层第三薄膜中施加的压强为1400至1500毫托;所述绝缘层的薄膜通过化学气相沉积的方式在预设的温度下形成,所述温度采用340摄氏度或者360摄氏度。
- 一种显示面板,包括:基板,所述基板设置有多个像素区;主动开关,多个所述主动开关设置在所述基板上,所述像素区设置在所述主动开关上,所述主动开关与所述像素区一一对应,所述主动开关包括绝缘层,所述绝缘层包括至少两层薄膜,所述薄膜通过化学气相沉积的方式以预设的厚度形成。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述栅极层上设置有绝缘层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第二薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为2000至3500埃米。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第 三薄膜的厚度为500至2000埃米。
- 如权利要求3所述的显示面板,其中所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述栅极层上设置有绝缘层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第二薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为2000至3500埃米;所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米。
- 如权利要求4所述的显示面板,其中所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米。
- 如权利要求4所述的显示面板,其中进行化学气相沉积时,所述绝缘层第一薄膜中四氢化硅、氨气、氮气分别为2300至2530标况毫升每分、15000至16000标况毫升每分、68000至83500标况毫升每分;所述绝缘层第二薄膜中四氢化硅、氨气、氮气分别为5500标况毫升每分、30000标况毫升每分、80000标况毫升每分;所述绝缘层第三薄膜中四氢化硅、氨气、氮气分别为7000至7200标况毫升每分、26000至27000标况毫升每分、66000至70000标况毫升每分。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布, 所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;进行化学气相沉积时,所述绝缘层第一薄膜中四氢化硅、氨气、氮气分别为2300至2530标况毫升每分、15000至16000标况毫升每分、68000至83500标况毫升每分;所述绝缘层第二薄膜中四氢化硅、氨气、氮气分别为5500标况毫升每分、30000标况毫升每分、80000标况毫升每分;所述绝缘层第三薄膜中四氢化硅、氨气、氮气分别为7000至7200标况毫升每分、26000至27000标况毫升每分、66000至70000标况毫升每分。
- 如权利要求4所述的显示面板,其中对所述绝缘层第一薄膜中施加的压强为1200至1400毫托,对所述绝缘层第二薄膜中施加的压强为1550毫托,对所述绝缘层第三薄膜中施加的压强为1400至1500毫托。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;对所述绝缘层第一薄膜中施加的压强为1200至1400毫托,对所述绝缘层第二薄膜中施加的压强为1550毫托,对所述绝缘层第三薄膜中施加的压强为1400至1500毫托。
- 如权利要求4所述的显示面板,其中所述绝缘层的薄膜通过化学气相沉积的方式在预设的温度下形成,所述温度采用340摄氏度或者360摄氏度。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;所述绝缘层的薄膜通过化学气相沉积的方式在预设的温度下形成,所述温度采用340摄氏度或者360摄氏度。
- 如权利要求5所述的显示面板,其中所述非晶硅层上设置有与非晶硅层对应的欧姆接触层,所述欧姆接触层上两端设置有分隔的所述主动开关的源极层和漏极层,所述源极层和所述漏极层之间设置有沟道,所述沟道穿过欧姆接触层,所述沟道底部为非晶硅层。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述栅极层上设置有绝缘层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第二薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为2000至3500埃米;所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅 层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米;所述非晶硅层上设置有与非晶硅层对应的欧姆接触层,所述欧姆接触层上两端设置有分隔的所述主动开关的源极层和漏极层,所述源极层和所述漏极层之间设置有沟道,所述沟道穿过欧姆接触层,所述沟道底部为非晶硅层。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米;所述非晶硅层上设置有与非晶硅层对应的欧姆接触层,所述欧姆接触层上两端设置有分隔的所述主动开关的源极层和漏极层,所述源极层和所述漏极层之间设置有沟道,所述沟道穿过欧姆接触层,所述沟道底部为非晶硅层。
- 如权利要求2所述的显示面板,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布, 所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米;进行化学气相沉积时,所述绝缘层第一薄膜中四氢化硅、氨气、氮气分别为2300至2530标况毫升每分、15000至16000标况毫升每分、68000至83500标况毫升每分;所述绝缘层第二薄膜中四氢化硅、氨气、氮气分别为5500标况毫升每分、30000标况毫升每分、80000标况毫升每分;所述绝缘层第三薄膜中四氢化硅、氨气、氮气分别为7000至7200标况毫升每分、26000至27000标况毫升每分、66000至70000标况毫升每分;对所述绝缘层第一薄膜中施加的压强为1200至1400毫托,对所述绝缘层第二薄膜中施加的压强为1550毫托,对所述绝缘层第三薄膜中施加的压强为1400至1500毫托;所述绝缘层的薄膜通过化学气相沉积的方式在预设的温度下形成,所述温度采用340摄氏度或者360摄氏度。
- 一种显示装置,包括:控制部件,以及显示面板,所述显示面板包括:基板,所述基板设置有多个像素区;主动开关,多个所述主动开关设置在所述基板上,所述像素区设置在所述 主动开关上,所述主动开关与所述像素区一一对应,所述主动开关包括绝缘层,所述绝缘层包括至少两层薄膜,所述薄膜通过化学气相沉积的方式以预设的厚度形成。
- 如权利要求19所述的显示装置,其中所述主动开关包括设置在底部的栅极层,所述绝缘层包括绝缘层第一薄膜、绝缘层第二薄膜、绝缘层第三薄膜,所述绝缘层第一薄膜、所述绝缘层第二薄膜、所述绝缘层第三薄膜依次排布,所述绝缘层第一薄膜设置在远离所述栅极层的一端,所述绝缘层第三薄膜设置在靠近所述栅极层的一端;所述绝缘层的厚度为3500至4000埃米,所述绝缘层第一薄膜的厚度为500至2000埃米,所述绝缘层第二薄膜的厚度为1000至3000埃米,所述绝缘层第三薄膜的厚度为500至2000埃米;所述绝缘层上设置有非晶硅层,所述非晶硅层包括两层薄膜:非晶硅层第一薄膜、非晶硅层第二薄膜,所述非晶硅层第一薄膜、所述非晶硅层第二薄膜依次排布,所述非晶硅层第一薄膜设置在远离所述绝缘层的一端,所述非晶硅层第二薄膜设置在靠近所述绝缘层的一端;所述非晶硅层第一薄膜的厚度为1000埃米,所述非晶硅层第二薄膜的厚度为300埃米;进行化学气相沉积时,所述绝缘层第一薄膜中四氢化硅、氨气、氮气分别为2300至2530标况毫升每分、15000至16000标况毫升每分、68000至83500标况毫升每分;所述绝缘层第二薄膜中四氢化硅、氨气、氮气分别为5500标况毫升每分、30000标况毫升每分、80000标况毫升每分;所述绝缘层第三薄膜中四氢化硅、氨气、氮气分别为7000至7200标况毫升每分、26000至27000标况毫升每分、66000至70000标况毫升每分;对所述绝缘层第一薄膜中施加的压强为1200至1400毫托,对所述绝缘层第二薄膜中施加的压强为1550毫托,对所述绝缘层第三薄膜中施加的压强为1400至1500毫托;所述绝缘层的薄膜通过化学气相沉积的方式在预设的温度下形成,所述温度采用340摄氏度或者360摄氏度。
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- 2017-07-06 CN CN201710546096.5A patent/CN107591411A/zh active Pending
- 2017-08-10 WO PCT/CN2017/096722 patent/WO2019006818A1/zh not_active Ceased
- 2017-08-10 US US16/338,534 patent/US10797081B2/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| US10797081B2 (en) | 2020-10-06 |
| US20200035714A1 (en) | 2020-01-30 |
| CN107591411A (zh) | 2018-01-16 |
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