CN110875637A - Display based on wireless energy supply and wireless signal transmission - Google Patents
Display based on wireless energy supply and wireless signal transmission Download PDFInfo
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- CN110875637A CN110875637A CN201911328639.1A CN201911328639A CN110875637A CN 110875637 A CN110875637 A CN 110875637A CN 201911328639 A CN201911328639 A CN 201911328639A CN 110875637 A CN110875637 A CN 110875637A
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- 230000008054 signal transmission Effects 0.000 title claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims description 45
- 230000000087 stabilizing effect Effects 0.000 claims description 21
- 238000005516 engineering process Methods 0.000 abstract description 9
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 230000006399 behavior Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
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- Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Transceivers (AREA)
Abstract
The invention discloses a display based on wireless energy supply and wireless signal transmission, which comprises: a mains supply part and a display part; the commercial power part comprises a commercial power interface, a direct current stabilized power supply, a wireless power supply module and a transmitting coil module which are connected in sequence; the display section includes: the power supply comprises a receiving coil module, an internal power module, a WiFi communication module, a display control module and a display, wherein the receiving coil module is connected with the internal power module, the voltage output end of the internal power module supplies power for the WiFi communication module and the display control module respectively, the WiFi communication module is in communication connection with the display control module, and the display control module is in control connection with the display. The invention removes the power line of the display and the heavy and dangerous storage battery in the wireless display through the stable wireless power transmission technology, so that the display and the wireless display system are more portable and simpler; through the wireless signal transmission technology, a data line used for connecting the display with a host computer is eliminated.
Description
Technical Field
The invention relates to the field of displays, in particular to a display based on wireless energy supply and wireless signal transmission.
Background
The existing traditional display screen (hereinafter referred to as display screen) brings certain inconvenience to the working and life of people due to the existence of a data transmission line and a power line. Firstly, various lines of the desktop are disordered and difficult to clean; secondly, some lines hanging to the ground are easy to cause certain obstruction to the behaviors of people; thirdly, the customized furniture is often not provided with a hole for installing the desktop line in advance, and the line is accumulated to provide people with the feeling of unattractive and unclean desktop.
In the existing wireless display screen (hereinafter referred to as wireless display screen) technology, a storage battery is mostly added to ensure the stability of power supply and the resistance to sudden power failure, but the weight of the wireless display screen is also increased. Due to the consideration of cost performance, electric capacity, weight and other factors, the storage battery connected to the wireless display screen is generally a lithium ion battery, and the lithium ion battery has the risk of explosion in use.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a display based on wireless energy supply and wireless signal transmission.
The technical scheme adopted by the invention is as follows:
display based on wireless energy supply and wireless signal transmission, its characterized in that includes: a mains supply part and a display part;
the commercial power part includes: the device comprises a mains supply interface, a direct current stabilized power supply, a wireless power supply module and a transmitting coil module, wherein 220V mains supply is connected through the mains supply interface, and the mains supply interface, the direct current stabilized power supply, the wireless power supply module and the transmitting coil module are sequentially connected;
the display section includes: receiving coil module, interior power module, wiFi communication module, display control module, display, the receiving coil module is connected with interior power module, interior power module's voltage output part is wiFi communication module, display control module power supply respectively, wiFi communication module's signal output part and display control module's signal input part are connected, display control module's signal output part with display control connects.
Further, the display based on wireless energy supply and wireless signal transmission, characterized in that, interior power module includes: a terminal J2, a USB joint J1, super capacitors C1-C8, a capacitor C9, a voltage stabilizing chip U1-U2, triodes Q1-Q4 and resistors R1-R4;
the super capacitors C1-C5 are sequentially connected in series, the positive electrode of the capacitor C1 is connected with a 12V voltage output end, the negative electrode of the capacitor C5 is grounded, the terminal No. 2 of the terminal J2 is respectively connected with the positive electrode of the super capacitor C1, one end of the resistor R4 and the emitter of the triode Q4 through nodes, the terminal No. 1 of the terminal J2 is respectively connected with the negative electrode of the super capacitor C5, the negative electrode of the super capacitor C6, the GND pin of the voltage stabilizing chip U1, the negative electrode of the super capacitor C7, the GND pin of the voltage stabilizing chip U2, the negative electrode of the super capacitor C8, one end of the capacitor C9 and the GND pin of the USB connector J1, the other end of the resistor R4 is connected with the collector of the triode Q4, the resistor R3 is connected between the base and the emitter of the triode Q4, the base of the triode Q4 is connected with the collector of the triode Q2, and the base of the triode Q2 is connected with the, The positive electrode of a super capacitor C6 is connected with a VI pin of a voltage stabilizing chip U1, a VO pin of the voltage stabilizing chip U1 is connected with an emitter of a triode Q2, an emitter of a triode Q3 and one end of a resistor R2 through nodes, the other end of the resistor R2 is connected with a collector of the triode Q3, a base of the triode Q1, a VI pin of a voltage stabilizing chip U2 and the positive electrode of a super capacitor C7 through nodes, the resistor R1 is connected between the base of the triode Q3 and the emitter, the base of the triode Q3 is connected with a collector of the triode Q1, and the emitter of the triode Q1 is connected with a VO pin of the voltage stabilizing chip U2, the positive electrode of the super capacitor C8, the other end of the capacitor C9 and a VCC pin of a USB joint J1 through nodes.
Further, the display based on wireless energy supply and wireless signal transmission, characterized in that, interior power module pass through terminal J2 with receive coil module is connected, interior power module pass through 12V voltage output with display control module connects, interior power module pass through USB joint J1 with WiFi communication module connects.
Further, display based on wireless energy supply and wireless signal transmission, its characterized in that, the model of transmitting coil module, receiving coil module is XKT 801-30.
Further, the display based on wireless energy supply and wireless signal transmission is characterized in that the direct current stabilized power supply is a power supply outputting a direct current voltage of 24V.
Further, the display based on wireless energy supply and wireless signal transmission is characterized in that the model of the WiFi communication module is SKW 93A.
The invention has the advantages that:
the display based on the wireless energy supply technology and the wireless signal transmission technology is characterized in that a stable wireless power transmission technology is adopted, and a power line of the display and a heavy and dangerous storage battery in the wireless display are removed under the condition of ensuring stable power supply, so that the display and a wireless display system are lighter and simpler; through the wireless signal transmission technology, a data line used for connecting the display with a host is removed; the desktop environment of people is improved to a certain extent from various aspects.
Drawings
Fig. 1 is a schematic block diagram of a commercial power portion according to an embodiment of the present invention.
FIG. 2 is a schematic block diagram of a display portion according to an embodiment of the invention.
Fig. 3 is a schematic circuit diagram of a power module according to an embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example 1.
As shown in fig. 1 and 2, the display based on wireless energy supply and wireless signal transmission comprises: a mains supply part and a display part;
the commercial power part includes: the device comprises a mains supply interface, a direct current stabilized power supply, a wireless power supply module and a transmitting coil module, wherein 220V mains supply is connected through the mains supply interface, and the mains supply interface, the direct current stabilized power supply, the wireless power supply module and the transmitting coil module are sequentially connected;
the display section includes: the receiving coil module is connected with the internal power module, the voltage output end of the internal power module supplies power for the WiFi communication module and the display control module respectively, the signal output end of the WiFi communication module is connected with the signal input end of the display control module, and the signal output end of the display control module is in control connection with the display.
As shown in fig. 3, the internal power supply module includes: a terminal J2, a USB joint J1, super capacitors C1-C8, a capacitor C9, a voltage stabilizing chip U1-U2, triodes Q1-Q4 and resistors R1-R4;
the super capacitors C1-C5 are sequentially connected in series, the anode of the capacitor C1 is connected with a 12V voltage output end, the cathode of the capacitor C5 is grounded, the terminal No. 2 of the terminal J2 is respectively connected with the anode of the super capacitor C1, one end of the resistor R4 and the emitter of the triode Q4 through nodes, the terminal No. 1 of the terminal J2 is respectively connected with the cathode of the super capacitor C5, the cathode of the super capacitor C6, the GND pin of the voltage stabilizing chip U1, the cathode of the super capacitor C7, the GND pin of the voltage stabilizing chip U2, the cathode of the super capacitor C8, one end of the capacitor C9 and the GND pin of the USB connector J1, the other end of the resistor R4 is connected with the collector of the triode Q4, the resistor R3 is connected between the base of the triode Q4 and the emitter, the base of the triode Q4 is connected with the collector of the triode Q4, and the base of the triode Q4 is connected with the collector of the triode Q4, The VI pin of the voltage stabilizing chip U1 is connected, the VO pin of the voltage stabilizing chip U1 is connected with the emitter of a triode Q2, the emitter of a triode Q3 and one end of a resistor R2 through nodes, the other end of the resistor R2 is connected with the collector of a triode Q3, the base of a triode Q1, the VI pin of the voltage stabilizing chip U2 and the anode of a super capacitor C7 through nodes, a resistor R1 is connected between the base and the emitter of the triode Q3, the base of the triode Q3 is connected with the collector of a triode Q1, and the emitter of a triode Q1 is connected with the VO pin of the voltage stabilizing chip U2, the anode of the super capacitor C8, the other end of the capacitor C9 and the VCC pin of a USB joint J1 through nodes.
The internal power supply module is connected with the receiving coil module through a terminal J2, the internal power supply module is connected with the display control module through a 12V voltage output end, and the internal power supply module is connected with the WiFi communication module through a USB connector J1. The transmitting coil module and the receiving coil module are both XKT801-30 in model. The dc regulated power supply is a power supply that outputs a dc voltage of 24V. The model of the WiFi communication module is SKW 93A.
The working principle of the invention is as follows:
the wireless power supply device adopts a wireless power supply technology and a wireless signal transmission technology to provide electric energy for the display and is in wireless communication connection with the host, wherein the internal power supply module part supplies 5V power to the WiFi module through the 7809 and 7805 voltage stabilization chip current expansion circuit; the super capacitor C1-C5 filters and stores energy to supply 12V for the display control module.
A signal transmitting device similar to a wireless network card is inserted into a VGA port on the host, video signals are wirelessly transmitted to a WiFi module SKW93A at the position of a wireless display screen, the video signals are processed by a display control module, and real-time pictures are projected to a display.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. Display based on wireless energy supply and wireless signal transmission, its characterized in that includes: a mains supply part and a display part;
the commercial power part includes: the device comprises a mains supply interface, a direct current stabilized power supply, a wireless power supply module and a transmitting coil module, wherein 220V mains supply is connected through the mains supply interface, and the mains supply interface, the direct current stabilized power supply, the wireless power supply module and the transmitting coil module are sequentially connected;
the display section includes: receiving coil module, interior power module, wiFi communication module, display control module, display, the receiving coil module is connected with interior power module, interior power module's voltage output part is wiFi communication module, display control module power supply respectively, wiFi communication module's signal output part and display control module's signal input part are connected, display control module's signal output part with display control connects.
2. The wireless power and wireless signal transmission based display of claim 1, wherein the internal power module comprises: a terminal J2, a USB joint J1, super capacitors C1-C8, a capacitor C9, a voltage stabilizing chip U1-U2, triodes Q1-Q4 and resistors R1-R4;
the super capacitors C1-C5 are sequentially connected in series, the positive electrode of the capacitor C1 is connected with a 12V voltage output end, the negative electrode of the capacitor C5 is grounded, the terminal No. 2 of the terminal J2 is respectively connected with the positive electrode of the super capacitor C1, one end of the resistor R4 and the emitter of the triode Q4 through nodes, the terminal No. 1 of the terminal J2 is respectively connected with the negative electrode of the super capacitor C5, the negative electrode of the super capacitor C6, the GND pin of the voltage stabilizing chip U1, the negative electrode of the super capacitor C7, the GND pin of the voltage stabilizing chip U2, the negative electrode of the super capacitor C8, one end of the capacitor C9 and the GND pin of the USB connector J1, the other end of the resistor R4 is connected with the collector of the triode Q4, the resistor R3 is connected between the base and the emitter of the triode Q4, the base of the triode Q4 is connected with the collector of the triode Q2, and the base of the triode Q2 is connected with the, The positive electrode of a super capacitor C6 is connected with a VI pin of a voltage stabilizing chip U1, a VO pin of the voltage stabilizing chip U1 is connected with an emitter of a triode Q2, an emitter of a triode Q3 and one end of a resistor R2 through nodes, the other end of the resistor R2 is connected with a collector of the triode Q3, a base of the triode Q1, a VI pin of a voltage stabilizing chip U2 and the positive electrode of a super capacitor C7 through nodes, the resistor R1 is connected between the base of the triode Q3 and the emitter, the base of the triode Q3 is connected with a collector of the triode Q1, and the emitter of the triode Q1 is connected with a VO pin of the voltage stabilizing chip U2, the positive electrode of the super capacitor C8, the other end of the capacitor C9 and a VCC pin of a USB joint J1 through nodes.
3. The wireless power and wireless signal transmission based display of claim 2, wherein the internal power module is connected to the receiving coil module through a terminal J2, the internal power module is connected to the display control module through a 12V voltage output, and the internal power module is connected to the WiFi communication module through a USB connector J1.
4. The display based on wireless energy supply and wireless signal transmission as claimed in any one of claims 1-3, wherein the transmitting coil module and the receiving coil module are both XKT801-30 in model.
5. The wireless power supply and wireless signal transmission based display device as claimed in claim 4, wherein the DC voltage-stabilized power supply is a power supply outputting a DC voltage of 24V.
6. The display of claim 5, wherein the WiFi communication module is SKW 93A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911328639.1A CN110875637A (en) | 2019-12-20 | 2019-12-20 | Display based on wireless energy supply and wireless signal transmission |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911328639.1A CN110875637A (en) | 2019-12-20 | 2019-12-20 | Display based on wireless energy supply and wireless signal transmission |
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| CN110875637A true CN110875637A (en) | 2020-03-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911328639.1A Pending CN110875637A (en) | 2019-12-20 | 2019-12-20 | Display based on wireless energy supply and wireless signal transmission |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110176263A1 (en) * | 2010-01-20 | 2011-07-21 | Semiconductor Energy Laboratory Co., Ltd. | Portable electronic device |
| CN106448376A (en) * | 2016-09-28 | 2017-02-22 | 中国科学院合肥物质科学研究院 | Wireless power transmission teaching and training device controlled by single chip microcomputer |
| CN107146525A (en) * | 2017-05-19 | 2017-09-08 | 凡方数码设备有限公司 | Display device and its communication means, the device with memory function |
| CN108369791A (en) * | 2016-01-05 | 2018-08-03 | 三星电子株式会社 | Show equipment and its control method |
| CN211127317U (en) * | 2019-12-20 | 2020-07-28 | 新余学院 | Display based on wireless energy supply and wireless signal transmission |
-
2019
- 2019-12-20 CN CN201911328639.1A patent/CN110875637A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110176263A1 (en) * | 2010-01-20 | 2011-07-21 | Semiconductor Energy Laboratory Co., Ltd. | Portable electronic device |
| CN108369791A (en) * | 2016-01-05 | 2018-08-03 | 三星电子株式会社 | Show equipment and its control method |
| CN106448376A (en) * | 2016-09-28 | 2017-02-22 | 中国科学院合肥物质科学研究院 | Wireless power transmission teaching and training device controlled by single chip microcomputer |
| CN107146525A (en) * | 2017-05-19 | 2017-09-08 | 凡方数码设备有限公司 | Display device and its communication means, the device with memory function |
| CN211127317U (en) * | 2019-12-20 | 2020-07-28 | 新余学院 | Display based on wireless energy supply and wireless signal transmission |
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