CN205378054U - Can realize TV set of cell -phone quick charge function - Google Patents
Can realize TV set of cell -phone quick charge function Download PDFInfo
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- CN205378054U CN205378054U CN201620051893.7U CN201620051893U CN205378054U CN 205378054 U CN205378054 U CN 205378054U CN 201620051893 U CN201620051893 U CN 201620051893U CN 205378054 U CN205378054 U CN 205378054U
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- power source
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- mobile phone
- source chip
- mainboard
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Abstract
The utility model discloses a can realize TV set of cell -phone quick charge function has increased a set of USB output circuit on the mainboard of this TV set, this USB output circuit comprises mainboard SOC, DC -DC power supply chip, QC2.0 recognition chip and the female head end mouth of standard USB, mainboard SOC connects the switch of DC -DC power supply chip is controlled to the DC -DC power supply chip, DC -DC power supply chip and QC2.0 recognition chip all are connected with the female head end mouth of standard USB, and DC -DC power supply chip and QC2.0 recognition chip interconnect. Through the utility model discloses an implementing, having realized cell -phone quick charge function at the TV set, it is convenient to have brought for promptly user daily life, makes the user save the expense of independent purchase quick charger again.
Description
Technical field
This utility model relates to field of television, is specifically related to a kind of television set realizing mobile phone quick-charge function.
Background technology
Rapid nitriding is the new technique occurred for improving mobile phone charge efficiency in recent years, and it improves charger output by improving voltage or electric current.Each producer is all proposed oneself quick charge scheme or agreement in the industry, QC2.0 (quick charge 2.0) the standard popularity rate wherein proposed by chip producer of U.S. high pass is wider, compatibility more preferably.QC2.0 standard utilizes the upper on-load voltage of charger and mobile phone microUSB interface data wire (D+, D-) to carry out communication, regulates output voltage.
Current TV is the demand meeting user's USB audio and video playing, mostly all 2～3 standard 5V of standard configuration export USB ports, mobile phone can be carried out conventional speeds charging, the patent No. is that the patent document of CN201556960U and CN202004885U all discloses and is provided with the USB that can be used for mobile phone charging on a television set, but mobile phone can carry out the USB port of quick charge in the market but without TV configuration.
Utility model content
[solving the technical problem that]
The purpose of this utility model is to solve above-mentioned prior art problem, it is provided that a kind of television set realizing mobile phone quick-charge function.This television set achieves mobile phone quick-charge function, brings conveniently both to user's daily life, has also saved the expense individually buying quick charger.
[technical scheme]
In order to reach above-mentioned technique effect, this utility model takes techniques below scheme:
Television set of the present utility model utilizes high pass QC2.0 technology to realize the function to mobile phone quick charge, and connects the EN foot on DC-DC power source chip by GPIO mouth on the main control chip of the mainboard SOC of television set, controls the switch of DC-DC power source chip charge function.
A kind of television set realizing mobile phone quick-charge function, the mainboard of described television set adds one group of USB output circuit, and this USB output circuit is made up of mainboard SOC, DC-DC power source chip, QC2.0 identification chip and a standard USB female port；Described mainboard SOC connects described DC-DC power source chip and controls the switch of DC-DC power source chip；Described DC-DC power source chip and QC2.0 identification chip are all connected with standard USB female port, and described DC-DC power source chip and QC2.0 identification chip are connected with each other.
According to this utility model further technical scheme, it is that a GPIO mouth on mainboard SOC connects and controls the EN foot of DC-DC power source chip that described mainboard SOC connects described DC-DC power source chip.
Controlled the EN foot of DC-DC power source chip by the GPIO mouth of mainboard SOC, when TV standby, the charge function of the USB output circuit of this television set is closed；Under television boot-strap state, open charge function all the time.
According to this utility model further technical scheme, when the microUSB port of mobile phone is connected to the standard USB female port on television set, described QC2.0 identification chip can communicate according to QC2.0 agreement and mobile phone, to judge whether this mobile phone supports QC2.0 rechargeable standard, and provide respective feedback signal FB to described DC-DC power source chip, described DC-DC power source chip produce 9V charging quickly pressure or the common charging voltage of 5V to mobile phone.
[beneficial effect]
This utility model compared with prior art, has following beneficial effect:
By enforcement of the present utility model, achieve mobile phone quick-charge function at television set, bring conveniently namely to user's daily life, make again user save the expense individually buying quick charger.
Accompanying drawing explanation
Fig. 1 is the USB output circuit composition schematic diagram that this utility model can realize the television set of mobile phone quick-charge function.
Detailed description of the invention
Below in conjunction with embodiment of the present utility model, this utility model is further elaborated.
Embodiment 1:
As shown in Figure 1, the television set of the realized mobile phone quick-charge function of the present embodiment, adding one group of USB output circuit on its mainboard, this USB output circuit is made up of mainboard SOC, DC-DC power source chip, QC2.0 identification chip and a standard USB female port；Described mainboard SOC connects described DC-DC power source chip and controls the switch of DC-DC power source chip；Described DC-DC power source chip and QC2.0 identification chip are all connected with standard USB female port, and described DC-DC power source chip and QC2.0 identification chip are connected with each other.It is that a GPIO mouth on mainboard SOC connects and controls the EN foot of DC-DC power source chip that described mainboard SOC connects described DC-DC power source chip.
Under television boot-strap state, mainboard SOC utilizes GPIO mouth to open the EN foot of DC-DC chip, when mobile phone is connected on television set standard USB female port by data wire, QC2.0 identification chip on mainboard can communicate according to high pass QC2.0 agreement and mobile phone, to judge whether this mobile phone supports QC2.0 rechargeable standard, and provide feedback signal FB to DC-DC chip, DC-DC chip is according to the FB signal received, produce 9V charging quickly pressure or the common charging voltage of 5V, it is achieved thereby that the function of mobile phone quick charge.
Although reference be made herein to this utility model is described by explanatory embodiment of the present utility model, above-described embodiment is only this utility model preferably embodiment, embodiment of the present utility model is also not restricted to the described embodiments, should be appreciated that, those skilled in the art can be designed that a lot of other amendments and embodiment, and these amendments and embodiment will drop within spirit disclosed in the present application and spirit.
Claims (3)
1. the television set that can realize mobile phone quick-charge function, it is characterized in that adding one group of USB output circuit on the mainboard of described television set, this USB output circuit is made up of mainboard SOC, DC-DC power source chip, QC2.0 identification chip and a standard USB female port；Described mainboard SOC connects described DC-DC power source chip and controls the switch of DC-DC power source chip；Described DC-DC power source chip and QC2.0 identification chip are all connected with standard USB female port, and described DC-DC power source chip and QC2.0 identification chip are connected with each other.
2. the television set realizing mobile phone quick-charge function according to claim 1, it is characterised in that it is that a GPIO mouth on mainboard SOC connects and controls the EN foot of DC-DC power source chip that described mainboard SOC connects described DC-DC power source chip.
3. the television set realizing mobile phone quick-charge function according to claim 1, it is characterized in that when the microUSB port of mobile phone is connected to the standard USB female port on television set, described QC2.0 identification chip can communicate according to QC2.0 agreement and mobile phone, to judge whether this mobile phone supports QC2.0 rechargeable standard, and provide respective feedback signal FB to described DC-DC power source chip, described DC-DC power source chip produce 9V charging quickly pressure or the common charging voltage of 5V to mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620051893.7U CN205378054U (en) | 2016-01-19 | 2016-01-19 | Can realize TV set of cell -phone quick charge function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620051893.7U CN205378054U (en) | 2016-01-19 | 2016-01-19 | Can realize TV set of cell -phone quick charge function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205378054U true CN205378054U (en) | 2016-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201620051893.7U Active CN205378054U (en) | 2016-01-19 | 2016-01-19 | Can realize TV set of cell -phone quick charge function |
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| Country | Link |
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| CN (1) | CN205378054U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247455A (en) * | 2019-06-26 | 2019-09-17 | 深圳创维－Rgb电子有限公司 | Television set |
-
2016
- 2016-01-19 CN CN201620051893.7U patent/CN205378054U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247455A (en) * | 2019-06-26 | 2019-09-17 | 深圳创维－Rgb电子有限公司 | Television set |
| CN110247455B (en) * | 2019-06-26 | 2023-10-27 | 深圳创维－Rgb电子有限公司 | Television set |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |