CN202759259U - Peripheral charging device of television set and television set - Google Patents
Peripheral charging device of television set and television set Download PDFInfo
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- CN202759259U CN202759259U CN 201220295724 CN201220295724U CN202759259U CN 202759259 U CN202759259 U CN 202759259U CN 201220295724 CN201220295724 CN 201220295724 CN 201220295724 U CN201220295724 U CN 201220295724U CN 202759259 U CN202759259 U CN 202759259U
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- peripheral hardware
- television set
- television
- battery
- mcu
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Abstract
The utility model discloses a peripheral charging device of a television set and a television set. The peripheral charging device of the television set comprises a television MCU and a television USB interface connected with the television MCU, wherein the television USB interface is connected with a peripheral MCU, the television MCU is used for communicating with the peripheral MCU through the television USB interface to detect the charging state of a peripheral battery and to control the charging of the peripheral battery when the television set is in a standby state. According to the utility model, when the television set is in a standby state, the charging state of the peripheral battery is detected automatically; if the peripheral battery is not fully charged, the television set is placed in a half-standby state, the peripheral battery is charged by a charging power supply of the television set and other charging power supplies of the television set are closed; and if the peripheral battery is fully charged, the television set is placed in a full-standby state and the charging power supplies of the television set are closed, thereby addressing the charging problem of the peripheral battery when the television set is in a standby state and achieving the effect of energy saving.
Description
Technical field
The utility model relates to field of television, relates in particular to a kind of television set peripheral hardware charging device and television set.
Background technology
Along with functions of television set strengthens gradually, the ancillary equipment of television set is also more and more, such as 2.4G multi purpose space mouse remote controller, 3D glasses, mobile phone and panel computer etc., the power consumption of these ancillary equipment is all larger, the normal operation lithium battery power supply, therefore, television set needs the recharge interface.
At present, television set generally uses the USB mouth as charging inlet, but, the USB interface of present television set, can only be in open state lower time at television set and realize charging, can't realize charging under the holding state and be at television set, thus, cause a lot of inconvenience for the charging of ancillary equipment, also waste electric energy simultaneously.
The utility model content
Main purpose of the present utility model is to provide a kind of television set peripheral hardware charging device and television set, is intended to realize under the TV standby state charging to the television set peripheral hardware.
In order to achieve the above object, a kind of television set peripheral hardware charging device that the utility model proposes, comprise TV MCU and the television USB interface that is connected with described TV MCU, described television USB interface is connected with peripheral hardware MCU, described TV MCU is used for by described television USB interface and peripheral hardware MCU communication, under television set is in holding state, detect the charged state of peripheral hardware battery, to the control of charging of described peripheral hardware battery.
Preferably, described TV MCU specifically is used for charging and television set when being in holding state when the peripheral hardware battery, obtain the charged state of peripheral hardware battery from described peripheral hardware MCU, if described peripheral hardware battery is in the underfill state, then television set is placed half holding state, use the charge power supply of television set that described peripheral hardware battery is charged; If described peripheral hardware battery is in full state, then television set is placed complete holding state, the charge power supply of closing television machine.
Preferably, described peripheral hardware MCU is connected with described television USB interface by peripheral hardware USB interface or peripheral hardware I/O.
Preferably, described peripheral hardware has power management chip, and described power management chip is connected with described peripheral hardware MCU, and described peripheral hardware MCU detects the charged state of described peripheral hardware battery by described power management chip, is sent to described TV MCU.
Preferably, described power management chip is connected with described television USB interface, described television USB interface by described TV MCU control and by described power management chip to the control of charging of described peripheral hardware battery.
Preferably, described charge power supply is+the 5V power supply.
The utility model also proposes a kind of television set, it is characterized in that, comprises aforesaid television set peripheral hardware charging device.
A kind of television set peripheral hardware charging device and the television set that the utility model proposes, when television set is in holding state, automatically detect the charged state of peripheral hardware battery, if the peripheral hardware battery is in the underfill state, then television set is placed half holding state, use the charge power supply of television set that the peripheral hardware battery is charged, and other power supplies of closing television machine; If the peripheral hardware battery is in full state, then television set is placed complete holding state, the charge power supply of closing television machine, thus solved the charging problem of television set peripheral hardware battery under holding state, and saved electric energy.
Description of drawings
Fig. 1 is the structured flowchart of the utility model television set peripheral hardware charging device preferred embodiment;
Fig. 2 is the electrical block diagram of a kind of example of the utility model television set peripheral hardware charging device preferred embodiment.
In order to make the technical solution of the utility model clearer, clear, be described in further detail below in conjunction with accompanying drawing.
Embodiment
The utility model describes as an example of television set with peripheral hardware example, and the equipment that has peripheral hardware like other and the television class can adopt peripheral hardware charging device of the present utility model equally such as computer etc.Peripheral hardware can be mobile phone, panel computer, TV remote controller and 3D glasses etc. in the utility model.
As shown in Figure 1, Fig. 1 is the structured flowchart of the utility model television set peripheral hardware charging device preferred embodiment.A kind of television set peripheral hardware charging device that present embodiment proposes, comprise TV MCU10 and the television USB interface that is connected with described TV MCU10, described television USB interface is connected with peripheral hardware MCU30, described TV MCU10 is used for by described television USB interface and peripheral hardware MCU30 communication, under television set is in holding state, detect the charged state of peripheral hardware battery, to the control of charging of described peripheral hardware battery.
Particularly, in the present embodiment, peripheral hardware has the power management chip of above-mentioned peripheral hardware MCU30, peripheral hardware battery and peripheral hardware battery.The power management chip of peripheral hardware is connected with peripheral hardware MCU30, and peripheral hardware MCU30 is sent to TV MCU10 by the charged state of power management chip detection peripheral hardware battery.
Simultaneously, power management chip is connected with television USB interface, television USB interface by TV MCU10 control and by described power management chip to the control of charging of described peripheral hardware battery.
When peripheral hardware battery charging and television set are in holding state, described TV MCU10 obtains the charged state of peripheral hardware battery from peripheral hardware MCU30, if the peripheral hardware battery is in the underfill state, then television set is placed half holding state, use the charge power supply of television set that the peripheral hardware battery is charged, and other power supplys of closing television; If the peripheral hardware battery is in full state, then television set is placed complete holding state, the charge power supply of closing television machine.
Usually, television set and peripheral hardware have two kinds of communication connected modes, and for the peripheral hardware with USB interface, such as the mobile phone with USB interface and panel computer, television set obtains the charged state of peripheral hardware battery then by USB interface and the peripheral hardware communication of peripheral hardware MCU30; For the peripheral hardware that does not have USB interface, such as TV remote controller and 3D glasses, television set is then by the specific I/O(I/O of peripheral hardware MCU30) port carries out communication, obtains the charged state of peripheral hardware battery.
The below carries out labor with regard to above two kinds of communication connected modes of television set and peripheral hardware.
For first kind of way, under television set was in open state, if peripheral hardware is television USB interface by the USB interface that USB interface is connected to television set, peripheral hardware can obtain from television USB interface+and the power supply of 5V is as charge power supply.Television USB interface has USB TX(serial ports and sends pin) and USB RX(serial ports reception pin), in the process of peripheral hardware charging, if the user places holding state with television set, then TV MCU10 sends pin by USB TX(serial ports) and USB RX(serial ports reception pin) and peripheral hardware MCU30 communication, call out the charged state of peripheral hardware MCU30 detection peripheral hardware battery, if the peripheral hardware battery has been in full state, then television set is inserted complete holding state; Also be not full of electricity if detect the peripheral hardware battery, then television set as for half holding state, be television set+the 5V charge power supply do not close, other power-offs, and the charged state of calling out peripheral hardware MCU30 detection battery every the scheduled time (such as 5 seconds), be in full state in case detect the peripheral hardware battery, then television set placed complete holding state.
For the second way, under television set was in open state, if peripheral hardware is television USB interface by the USB interface that the specific I/O mouth of peripheral hardware MCU30 is connected to television set, peripheral hardware can obtain from TV USB+and 5V powers as charge power supply.In the process of peripheral hardware charging, if the user places holding state with television set, then TV MCU10 is by USB TX and USB RX and the communication of the specific I/O mouth of peripheral hardware MCU30, at this moment, TV MCU10 has become two I/O mouths by USB TX and USB RX in fact, when detecting USB TX and USB RX and all be in low level state, show that the peripheral hardware battery has been in full state, then television set is inserted complete holding state; If detect USB TX and USB RX all is not in low level state, show that the peripheral hardware battery also is not full of electricity, then television set as for half holding state, be television set+the 5V charge power supply do not close, other power-off, and the charged state of calling out peripheral hardware MCU30 detection battery every the scheduled time, be in full state in case detect battery, then television set is placed complete holding state.
In this kind mode, because TV MCU10 need to detect the state of the specific I/O mouth of peripheral hardware MCU30, therefore need peripheral hardware to formulate corresponding communications protocol, namely when the peripheral hardware battery is full of electricity, peripheral hardware MCU30 places low level state by corresponding communications protocol with these two specific I/O mouths.
The below is described in detail the technical scheme of present embodiment with the instantiation that is charged as of intelligent remote controller.
As shown in Figure 2, Fig. 2 is the electrical block diagram of intelligent remote controller in the present embodiment.
Wherein, P1 is the USB interface of television set, and U2 is the MCU of remote controller, and U1 is the power management chip of remote controller lithium battery, because U2 do not have the USB function, therefore can only adopt the 3rd pin of specific I/O mouth to identify the charged state of battery.
Particularly, P1 has the 1st pin, the 2nd pin and the 3rd pin, and wherein the 1st pin is+the 5V power port, and the 2nd pin is that the USB RX(serial ports of the USB interface of television set receives pin), the 3rd pin is that the USB TX(serial ports of the USB interface of television set sends pin).
U1 has the 1st, 2,3,4,5 pin, and wherein, the 1st pin is by a thermistor R1 ground connection, the 2nd pin ground connection; The 3rd pin is output, and the 4th pin is input, and the 5th pin connects lithium battery, also is connected with filter capacitor C1 between the 4th pin and the 5th pin.
U2 has the I/O mouth that is comprised of the 3rd pin and the 4th pin, and wherein, the 3rd pin is output, and the 4th pin is input.
The 1st pin of P1 connects the 4th pin of U1, the 2nd pin of P1 and the 3rd pin by or the input (being the 3rd pin of U2) of the I/O mouth of gate diode D1 connection U2, or the 3rd pin of gate diode D1 and U2 also is connected with respectively pull down resistor R2 and R3; The output of the I/O mouth of U2 (being the 4th pin of U2) connects the 3rd pin of U1.
Wherein, or among the gate diode D1, or door refers in numerous inputs (two and more than), any one or a plurality of are high potentials, be exactly high potential at output so.In this example, two diodes in parallels (negative pole is in parallel) no matter which is high potential (being greater than the threshold voltage of diode) on two positive poles so, just have output (namely negative pole is high potential) so on negative pole.
When the USB interface of remote controller insertion television set is charged, television set is in holding state, because battery is in the underfill state, the 3rd pin of the power management chip U1 of remote controller informs that then U2 needs charging, so the 3rd pin of U2 becomes high level immediately, the RX of P1 and TX also are high level, therefore, inform that by P1 the battery of TV remote controller needs charging, so the MCU of television set opens USB interface the 1st pin+5V power supply, as the charge power supply of remote controller, and constantly detect the state of USB interface RX and TX; After the battery of remote controller was full of electricity, the 3rd pin of U1 was informed U2 by the 4th pin of U2, and the 3rd pin of U2 becomes low level immediately, and the RX of P1 and TX pin also are low levels, and television set then can come back to complete holding state, namely close the USB mouth+the 5V power supply.
In addition, the utility model also proposes a kind of television set, and this television set comprises the described television set peripheral hardware of above-described embodiment charging device, and its function and design feature please refer to above-described embodiment, do not repeat them here.
The utility model embodiment television set peripheral hardware charging device and television set, when television set is in holding state, automatically detect the charged state of peripheral hardware battery, if the peripheral hardware battery is in the underfill state, then television set is placed half holding state, use the charge power supply of television set that the peripheral hardware battery is charged, and other power supplies of closing television machine; If the peripheral hardware battery is in full state, then television set is placed complete holding state, the charge power supply of closing television machine, thus solved the charging problem of television set peripheral hardware battery under holding state, and saved electric energy.
The above only is preferred embodiment of the present utility model; be not so limit claim of the present utility model; every equivalent structure or flow process conversion that utilizes the utility model specification and accompanying drawing content to do; or directly or indirectly be used in other relevant technical field, all in like manner be included in the scope of patent protection of the present utility model.
Claims (7)
1. television set peripheral hardware charging device, comprise TV MCU and the television USB interface that is connected with described TV MCU, it is characterized in that, described television USB interface is connected with peripheral hardware MCU, described TV MCU is used for by described television USB interface and peripheral hardware MCU communication, under television set is in holding state, detect the charged state of peripheral hardware battery, to the control of charging of described peripheral hardware battery.
2. television set peripheral hardware charging device according to claim 1, it is characterized in that, described TV MCU specifically is used for charging and television set when being in holding state when the peripheral hardware battery, obtain the charged state of peripheral hardware battery from described peripheral hardware MCU, if described peripheral hardware battery is in the underfill state, then television set is placed half holding state, use the charge power supply of television set that described peripheral hardware battery is charged; If described peripheral hardware battery is in full state, then television set is placed complete holding state, the charge power supply of closing television machine.
3. television set peripheral hardware charging device according to claim 1 is characterized in that, described peripheral hardware MCU is connected with described television USB interface by peripheral hardware USB interface or peripheral hardware I/O.
4. according to claim 1,2 or 3 described television set peripheral hardware charging devices, it is characterized in that, described peripheral hardware has power management chip, described power management chip is connected with described peripheral hardware MCU, described peripheral hardware MCU detects the charged state of described peripheral hardware battery by described power management chip, is sent to described TV MCU.
5. television set peripheral hardware charging device according to claim 4, it is characterized in that, described power management chip is connected with described television USB interface, described television USB interface by described TV MCU control and by described power management chip to the control of charging of described peripheral hardware battery.
6. television set peripheral hardware charging device according to claim 4 is characterized in that, described charge power supply is+the 5V power supply.
7. a television set is characterized in that, comprises each described television set peripheral hardware charging device among the claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220295724 CN202759259U (en) | 2012-06-21 | 2012-06-21 | Peripheral charging device of television set and television set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220295724 CN202759259U (en) | 2012-06-21 | 2012-06-21 | Peripheral charging device of television set and television set |
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| Publication Number | Publication Date |
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| CN202759259U true CN202759259U (en) | 2013-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220295724 Expired - Fee Related CN202759259U (en) | 2012-06-21 | 2012-06-21 | Peripheral charging device of television set and television set |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103780854A (en) * | 2014-01-06 | 2014-05-07 | 青岛海信电器股份有限公司 | Display device standby realizing method, device and circuit and liquid crystal television |
| WO2015027889A1 (en) * | 2013-08-27 | 2015-03-05 | 贝壳网际（北京）安全技术有限公司 | Method and device for automatically stopping charging when mobile terminal is fully charged |
| CN112556988A (en) * | 2020-12-02 | 2021-03-26 | 海信视像科技股份有限公司 | Display device and detection circuit thereof |
-
2012
- 2012-06-21 CN CN 201220295724 patent/CN202759259U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015027889A1 (en) * | 2013-08-27 | 2015-03-05 | 贝壳网际（北京）安全技术有限公司 | Method and device for automatically stopping charging when mobile terminal is fully charged |
| CN103780854A (en) * | 2014-01-06 | 2014-05-07 | 青岛海信电器股份有限公司 | Display device standby realizing method, device and circuit and liquid crystal television |
| CN103780854B (en) * | 2014-01-06 | 2017-01-25 | 青岛海信电器股份有限公司 | Display device standby realizing method, device and circuit and liquid crystal television |
| CN112556988A (en) * | 2020-12-02 | 2021-03-26 | 海信视像科技股份有限公司 | Display device and detection circuit thereof |
| CN112556988B (en) * | 2020-12-02 | 2023-09-26 | 海信视像科技股份有限公司 | Display device and detection circuit thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130227 Termination date: 20170621 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |