CN101924868A - Television and method for installing WIFI (Wireless Fidelity) module in same - Google Patents
Television and method for installing WIFI (Wireless Fidelity) module in same Download PDFInfo
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- CN101924868A CN101924868A CN2010102779341A CN201010277934A CN101924868A CN 101924868 A CN101924868 A CN 101924868A CN 2010102779341 A CN2010102779341 A CN 2010102779341A CN 201010277934 A CN201010277934 A CN 201010277934A CN 101924868 A CN101924868 A CN 101924868A
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Abstract
The embodiment of the invention discloses a television and a method for installing a WIFI (Wireless Fidelity) module in same. The television disclosed in the invention comprises a WIFI module and a master control chip, wherein the WIFI module is arranged in the television, connected to the master control chip of the television by adopting a pin interface and used for processing wireless signals and outputting differential signals; the master control chip is connected with the WIFI module by adopting a pin interface and used for processing the differential signals and outputting digital television signals; and the pin interface of the WIFI module and the pin interface of the master control chip are set according to universal serial bus (USB) interface definitions. The invention also discloses the method for installing the WIFI module in the television, comprising the following steps of: installing the WIFI module in the television, and connecting the WIFI module with the master control chip of the television by adopting the pin interfaces, wherein the pin interfaces of the WIFI module and the master control chip are set according to the USB interface definitions, the WIFI module is used for processing the wireless signals and then outputting the differential signals, and the master control chip is used for processing the differential signals and then outputting the digital television signals.
Description
Technical field
The present invention relates to TV technology, relate in particular to the method for television set and installing WIFI (Wireless Fidelity) module in same.
Background technology
In the present TV tech, in order to realize with the television set access of radio network, normally with WIFI (WirelessFidelity, wireless) module is placed on television set, connect by PCI (Peripheral Component Interconnect, Peripheral Component Interconnect) interface between WIFI module and the television set.In following document: CN101257565A, CN101350813A, CN201515500A, can also find the more and existing information that the television set access of radio network is relevant.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art:
Also the WIFI module is not built in the concrete technical scheme of television set in the prior art, and, the WIFI module that is placed on television set in the prior art adopts pci interface to be connected with television set, because pci interface has 32 wiring, therefore design loaded down with trivial details, the cabling complexity, and the price of pci interface is also comparatively expensive, causes when realizing the television set access of radio network and need pay higher cost.
Summary of the invention
The embodiment of the invention provides the method for a kind of television set, installing WIFI (Wireless Fidelity) module in same, in order to realization the WIFI module is built in the television set, and simplifies the interface of WIFI module and television set, reduces cost.
On the one hand, provide a kind of television set, having comprised:
Wireless WIFI module is built in the described television set, and adopts contact pin interface to be connected to the main control chip of described television set, is used for wireless signal is handled the output differential signal;
Described main control chip adopts contact pin interface to connect described WIFI module, is used for described differential signal is handled the output digital television signal;
Wherein, the contact pin interface of the contact pin interface of described WIFI module and described main control chip is provided with according to the general-purpose serial bus USB interface definition.
This television set has following beneficial effect:
By adopting contact pin interface to connect the main control chip of WIFI module and television set, realized the WIFI module is built in the television set, and, adopt contact pin interface to connect the main control chip of WIFI module and television set, for the technical scheme that the available technology adopting pci interface connects television set and the WIFI module that is placed on television set, 32 wiring of pci interface are reduced to 4 wiring of contact pin interface, have reduced design difficulty and manufacturing cost.
On the other hand, provide a kind of method of installing WIFI (Wireless Fidelity) module in same, having comprised:
WI FI module is built in the television set, and adopts contact pin interface that described WIFI module is linked to each other with the main control chip of described television set;
Wherein, definition is provided with the contact pin interface of the contact pin interface of described WIFI module and described main control chip according to USB interface; Described WIFI module is used for wireless signal is handled, the output differential signal; Described main control chip is used for described differential signal is handled, the output digital television signal.
The method of this installing WIFI (Wireless Fidelity) module in same has following beneficial effect:
By adopting contact pin interface to connect the main control chip of WIFI module and television set, realized the WIFI module is built in the television set, and, adopt contact pin interface to connect the main control chip of WIFI module and television set, for the technical scheme that the available technology adopting pci interface connects television set and the WIFI module that is placed on television set, 32 wiring of pci interface are reduced to 4 wiring of contact pin interface, have reduced design difficulty and manufacturing cost.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.In the accompanying drawings:
Fig. 1 is the structural representation of television set in the embodiment of the invention;
Fig. 2 is the position view of contact pin interface on the PCB of WIFI module or main control chip in the embodiment of the invention;
Fig. 3 is built in the television set 2 PCB antennas and the position view that links to each other with WIFI in the embodiment of the invention;
Fig. 4 is built in position view in the television set for PCB antenna in the embodiment of the invention and WIFI module;
Fig. 5 is the possible particular location schematic diagram of antenna in the embodiment of the invention;
Fig. 6 is the method flow diagram of installing WIFI (Wireless Fidelity) module in same in the embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention is clearer, the embodiment of the invention is described in further details below in conjunction with accompanying drawing.At this, illustrative examples of the present invention and explanation thereof are used to explain the present invention, but not as a limitation of the invention.
On the one hand, the embodiment of the invention provides a kind of television set, and as shown in Figure 1, this television set can comprise:
Wherein, the contact pin interface 21 of the contact pin interface 20 of WIFI module 10 and main control chip 11 is according to USB (Universal Serial BUS, USB) interface definition setting.
Structure by television set shown in Figure 1 can be seen, the television set of the embodiment of the invention connects the main control chip of WIFI module and television set by adopting contact pin interface, realized the WIFI module is built in the television set, and, adopt contact pin interface to connect the main control chip of WIFI module and television set, for the technical scheme that the available technology adopting pci interface connects television set and the WIFI module that is placed on television set, 32 wiring of pci interface are reduced to 4 wiring of contact pin interface, have reduced design difficulty and manufacturing cost.
The embodiment of the invention connects the main control chip of WIFI module and television set by adopting contact pin interface, the WIFI module is built in the television set, for the technical scheme that in the prior art WIFI module is placed on television set, make television set and WIFI module compact volume and convenience more on the whole, reliability is higher.
Adopt contact pin interface to connect the main control chip of WIFI module and television set in the embodiment of the invention, also consider: adopt the contact pin interface that definition is provided with according to USB interface, can be with the connecting interface standardization of WIFI module and television set, convenient different WI FI module is built in television set.That is, different WIFI modules all can adopt standardized contact pin interface to be connected with the main control chip of television set, when changing different WIFI modules, may only need to adjust software-driven during enforcement, and the hardware circuit interface need not to adjust, and versatility is stronger.
Adopt contact pin interface to connect the main control chip of WIFI module and television set in the embodiment of the invention, also consider: contact pin interface not only can be reduced to 4 wiring with 32 wiring of pci interface in the prior art, thereby reduce design difficulty and manufacturing cost, and, contact pin interface is realizing that with respect to other interface mode in the prior art WIFI module also has other advantage when being built in television set.
Such as, the WIFI module is directly passed through the mode cloth of cabling at the PCB of television set main control chip (PrintedCircuit Board, printed circuit board (PCB)) on, under this mode, because the signal that the television set main control chip is handled has comprised many analog signals, the signal of WIFI resume module is easy to the signal that the television set main control chip is handled is caused strong jamming, and, when changing different WIFI modules, need fabric swatch again, versatility is not strong.And the strong jamming that the signal that the embodiment of the invention adopts the mode of contact pin interface to avoid the signal of WIFI resume module that the television set main control chip is handled causes, and can arbitrarily change different WIFI modules, versatility is stronger.
Again such as, the WIFI module directly is connected with the main control chip of television set by USB interface, under this mode, and be inconvenient to fix, it is insecure that usb mode connects, and causes because of jolting easily that interface connects to become flexible.And the embodiment of the invention adopts the mode of contact pin interface to be connected firmly, and very difficult to cause that because of jolting interface connects loosening.
Television set in the embodiment of the invention is with respect to prior art, and the variation that takes place on configuration aspects mainly contains: the WIFI module is built in the television set.Concrete, be on the main control chip of WIFI module and television set, contact pin interface to be set respectively, and, the WIFI module is linked to each other with main control chip, thereby realize the WIFI module is built in the television set by the contact pin interface of WI FI module is docked with the contact pin interface of main control chip.
All definition is provided with the contact pin interface of the contact pin interface of WIFI module and main control chip according to USB interface in the embodiment of the invention.Among the embodiment, the contact pin interface of WIFI module and the contact pin interface of main control chip respectively comprise 4 pin holes, are respectively: power pin, data input pin, data output pin and ground pin illustrate and can be shown in Table 1:
Table 1
| Pin numbering (PIN No.) | Signal (Symbol) | Describe (Description) |
| 1 | VCC | +5V?DC?power?supply |
| 2 | D- | DATA- |
| 3 | D+ | DATA+ |
| 4 | GND | GND |
The pin explanation of contact pin interface shown in the table 1 is an example only, also can carry out the adjustment of quantity and definition when specifically implementing according to actual needs, only needs satisfied the definition according to USB interface to be provided with, and the requirement that meets versatility gets final product.
The particular location that the WIFI module is built in the television set can be provided with according to actual needs, and is concrete, is to determine according to the particular location that the PCB that the PCB of WIFI module goes up the particular location of contact pin interface and main control chip goes up contact pin interface.Act one is for example shown in Figure 2, and the position of contact pin interface on the PCB of WI FI module or main control chip is described.Among Fig. 2, each pin hole is arranged side by side on PCB, and the center distance of adjacent pin hole is 2mm, and the centre-to-centre spacing PCB edge of each pin hole is 7.08mm at least.Wherein the arrangement mode of each pin hole and being provided with of each numerical value can be adjusted according to actual needs, for example can adjust according to experimental data.Contact pin interface on the contact pin interface on the PCB of WIFI module and the PCB of main control chip needs corresponding the setting, makes the contact pin interface of WIFI module can dock with the contact pin interface of main control chip.Because the integrated level of television set main control chip may be different, the contact pin interface of main control chip can be to be built in main control chip during enforcement, also can be placed on main control chip.The contact pin interface of WIFI module can directly be docked with the contact pin interface of main control chip, also can join by winding displacement.
Because television set adopts the metal back cover mostly at present, the liquid crystal display screen of television set adopts metal backing mostly, after the WIFI module is built in television set, the metal back cover of television set and the metal backing of liquid crystal display screen are easy to generate shielding action, influence the transmitting-receiving of wireless signal, therefore, in one embodiment, shielding for the metal backing of the metal back cover of avoiding television set as much as possible and liquid crystal display screen, consideration is built in the WIFI module in the fore shell of television set, can obtain better wireless signal transmitting-receiving performance like this.Certainly, the WIFI module also can be positioned near the main control chip of television set during enforcement, is placed in the back cover of television set.
During concrete enforcement, television set also includes antenna, is used to receive wireless signal and offers the WIFI module.Antenna can be placed in the television set, also can be built in the television set, can make television set compact volume and convenience more on the whole like this, and reliability is higher.Among the embodiment, consider the wireless signal transmitting-receiving performance of further lifting television set, the antenna of television set can adopt the PCB antenna.Also can adopt the antenna of other form when implementing certainly, for example MI D (solid) antenna, PIFA (pico farad) antenna etc.Here adopting the PCB antenna is to consider, the PCB antenna is compared with the antenna of other form, the WIFI module is built in the television set when realizing the wireless access of television set being applied to, can avoid the shielding of the metal backing of the metal back cover of television set and liquid crystal display screen as much as possible, realize better wireless signal transmitting-receiving performance.Certainly, the shielding for the metal backing of the metal back cover of avoiding television set as much as possible and liquid crystal display screen also can be built in the antenna of television set in the fore shell of television set, can obtain better wireless signal transmitting-receiving performance like this.
Antenna is at least 2 in the television set, and one is used to receive data, and one is used to send data, and concrete quantity can be provided with according to actual needs, for example is provided with according to experimental data.With the PCB antenna is example, in order to obtain preferably wireless signal transmitting-receiving performance and to save manufacturing cost, can select 2 PCB antennas to be built in the television set.Fig. 3 shows 2 PCB antennas is built in the television set, and a kind of possible schematic diagram that links to each other with the WIFI module.Also schematically illustrate the liquid crystal display screen of the television set that is connected with main control chip among Fig. 3, the digital television signal of main control chip output offers liquid crystal display screen, demonstrates corresponding TV programme by liquid crystal display screen.The mode that antenna in the television set links to each other with the WIFI module can have multiple, for example can adopt feeder line to connect, and the suggestion of feeder line length is preferable with interior effect at 500mm; With the PCB antenna is example, and the variation of feeder line length can influence trace width, broken line direction of PCB antenna etc.
Concrete aerial position can be adjusted according to actual needs, for example adjusts according to experimental data.Fig. 4 shows WIFI module and PCB antenna is built in the fore shell of television set, when the PCB antenna is 2, and a kind of possible position.When Fig. 5 also shows in the fore shell of determining according to experimental data that antenna is built in television set, can obtain the preferable position, several places of good wireless signal transmitting and receiving performance.
In sum, the television set of the embodiment of the invention connects the main control chip of WIFI module and television set by adopting contact pin interface, has realized WI FI module is built in the television set, makes television set and WIFI module compact volume and convenience more on the whole, and reliability is higher; And, adopt contact pin interface to connect the main control chip of WIFI module and television set, for the technical scheme that the available technology adopting pci interface connects television set and the WIFI module that is placed on television set, 32 wiring of pci interface are reduced to 4 wiring of contact pin interface, have reduced design difficulty and manufacturing cost.The employing contact pin interface that definition is provided with according to USB interface can also be with the connecting interface standardization of WIFI module and television set, and convenient different WIFI module is built in television set, and versatility is stronger.The strong jamming that the signal that the signal that contact pin interface can also be avoided the WIFI resume module is handled the television set main control chip causes, and being connected firmly, very difficult to cause that because of jolting interface connects loosening.
The television set of the embodiment of the invention can also be built in the WIFI module in the fore shell of television set, the antenna of television set also can be built in the fore shell of television set, the antenna of television set can also adopt the PCB antenna, thereby avoid the shielding of the metal backing of the metal back cover of television set and liquid crystal display screen as much as possible, realize better wireless signal transmitting-receiving performance.PCB antenna in the television set can be 2, thereby takes into account good wireless signal transmitting and receiving performance and lower manufacturing cost.
On the other hand, the embodiment of the invention provides a kind of method of installing WIFI (Wireless Fidelity) module in same, as described in the following examples.Because the principle that this method is dealt with problems is similar to aforementioned television set, so the enforcement of this method can repeat part and repeat no more referring to the enforcement of aforementioned television set.
As shown in Figure 6, the method for this installing WIFI (Wireless Fidelity) module in same comprises:
By method flow shown in Figure 6 as can be seen, the embodiment of the invention connects the main control chip of WIFI module and television set by adopting contact pin interface, realized the WIFI module is built in the television set, and, adopt contact pin interface to connect the main control chip of WIFI module and television set, for the technical scheme that the available technology adopting pci interface connects television set and the WI FI module that is placed on television set, 32 wiring of pci interface are reduced to 4 wiring of contact pin interface, have reduced design difficulty and manufacturing cost.
With television class in the previous embodiment seemingly, in the method for installing WIFI (Wireless Fidelity) module in same shown in Figure 6, adopt contact pin interface to connect the main control chip of WIFI module and television set, the WIFI module is built in the television set, for the technical scheme that in the prior art WIFI module is placed on television set, make television set and WIFI module compact volume and convenience more on the whole, reliability is higher.And, adopt the contact pin interface that definition is provided with according to USB interface, can also be with the connecting interface standardization of WI FI module and television set, convenient different WIFI module is built in television set, and versatility is stronger.The strong jamming that the signal that the signal that the mode of contact pin interface can also be avoided the WIFI resume module is handled the television set main control chip causes, and being connected firmly, very difficult to cause that because of jolting interface connects loosening.
With television class in the previous embodiment seemingly, in the method for installing WIFI (Wireless Fidelity) module in same shown in Figure 6, the WIFI module is built in the television set, can be: the WIFI module is built in the fore shell of television set.Can avoid the shielding of the metal backing of the metal back cover of television set and liquid crystal display screen so as much as possible, realize better wireless signal transmitting-receiving performance.
With television class in the previous embodiment seemingly, the method for installing WIFI (Wireless Fidelity) module in same shown in Figure 6 can also comprise: antenna is built in the television set, links to each other with the WIFI module, be used to receive wireless signal and offer the WIFI module.Can make television set compact volume and convenience more on the whole like this, reliability is higher.Antenna can adopt the PCB antenna, also can adopt the antenna of other form, for example MID antenna, PIFA antenna etc.Adopt the PCB antenna to compare with the antenna of other form, the WIFI module is built in the television set when realizing the wireless access of television set being applied to, can avoid the shielding of the metal backing of the metal back cover of television set and liquid crystal display screen as much as possible, realize better wireless signal transmitting-receiving performance.Shielding for the metal backing of the metal back cover of avoiding television set as much as possible and liquid crystal display screen also can be built in the antenna of television set in the fore shell of television set, can obtain better wireless signal transmitting-receiving performance like this.
Antenna is at least 2 in the television set, and one is used to receive data, and one is used to send data, and concrete quantity can be provided with according to actual needs, for example is provided with according to experimental data.With the PCB antenna is example, in order to obtain preferably wireless signal transmitting-receiving performance and to save manufacturing cost, can select 2 PCB antennas to be built in the television set.
All definition is provided with according to USB interface for the contact pin interface of WIFI module and the contact pin interface of main control chip.Among the embodiment, the contact pin interface of WIFI module and the contact pin interface of main control chip respectively comprise 4 pin holes, are respectively: power pin, data input pin, data output pin and ground pin; Also can carry out the adjustment of pin hole quantity and definition when specifically implementing according to actual needs, only need satisfied the definition according to USB interface to be provided with, the requirement that meets versatility gets final product.The particular location that the WIFI module is built in the television set can be provided with according to actual needs, and is concrete, is to determine according to the particular location that the PCB that the PCB of WIFI module goes up the particular location of contact pin interface and main control chip goes up contact pin interface.Lift an example, each pin hole is arranged side by side on PCB, and the center distance of adjacent pin hole is 2mm, and the centre-to-centre spacing PCB edge of each pin hole is 7.08mm at least.Wherein the arrangement mode of each pin hole and being provided with of each numerical value can be adjusted according to actual needs, for example can adjust according to experimental data.Contact pin interface on the contact pin interface on the PCB of WIFI module and the PCB of main control chip needs corresponding the setting, makes the contact pin interface of WIFI module can dock with the contact pin interface of main control chip.Because the integrated level of television set main control chip may be different, the contact pin interface of main control chip can be to be built in main control chip during enforcement, also can be placed on main control chip.The contact pin interface of WIFI module can directly be docked with the contact pin interface of main control chip, also can join by winding displacement.
In sum, the method of the installing WIFI (Wireless Fidelity) module in same of the embodiment of the invention connects the main control chip of WIFI module and television set by adopting contact pin interface, has realized the WIFI module is built in the television set, make television set and WIFI module compact volume and convenience more on the whole, reliability is higher; And, adopt contact pin interface to connect the main control chip of WIFI module and television set, for the technical scheme that the available technology adopting pci interface connects television set and the WIFI module that is placed on television set, 32 wiring of pci interface are reduced to 4 wiring of contact pin interface, have reduced design difficulty and manufacturing cost.The employing contact pin interface that definition is provided with according to USB interface can also be with the connecting interface standardization of WI FI module and television set, and convenient different WI FI module is built in television set, and versatility is stronger.The strong jamming that the signal that the signal that contact pin interface can also be avoided the WIFI resume module is handled the television set main control chip causes, and being connected firmly, very difficult to cause that because of jolting interface connects loosening.
The method of the installing WIFI (Wireless Fidelity) module in same of the embodiment of the invention, can also be that the WIFI module is built in the fore shell of television set, can also be that antenna with television set is built in the fore shell of television set, the antenna of television set can adopt the PCB antenna, thereby avoid the shielding of the metal backing of the metal back cover of television set and liquid crystal display screen as much as possible, realize better wireless signal transmitting-receiving performance.PCB antenna in the television set can be 2, thereby takes into account good wireless signal transmitting and receiving performance and lower manufacturing cost.
Above-described specific embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is specific embodiments of the invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a television set is characterized in that, comprising:
Wireless WIFI module is built in the described television set, and adopts contact pin interface to be connected to the main control chip of described television set, is used for wireless signal is handled the output differential signal;
Described main control chip adopts contact pin interface to connect described WIFI module, is used for described differential signal is handled the output digital television signal;
Wherein, the contact pin interface of the contact pin interface of described WIFI module and described main control chip is provided with according to the general-purpose serial bus USB interface definition.
2. television set as claimed in claim 1 is characterized in that, also comprises:
Antenna is built in the described television set, links to each other with described WIFI module, is used to receive wireless signal and offers described WIFI module.
3. television set as claimed in claim 2 is characterized in that, described WIFI module and/or described antenna are built in the fore shell of described television set.
4. television set as claimed in claim 2 is characterized in that, described antenna is at least 2 printing board PCB antennas.
5. television set as claimed in claim 1 is characterized in that, the contact pin interface of described WIFI module and the contact pin interface of described main control chip respectively comprise 4 pin holes, are respectively: power pin, data input pin, data output pin and ground pin.
6. the method for an installing WIFI (Wireless Fidelity) module in same is characterized in that, comprising:
The WIFI module is built in the television set, and adopts contact pin interface that described WIFI module is linked to each other with the main control chip of described television set;
Wherein, definition is provided with the contact pin interface of the contact pin interface of described WIFI module and described main control chip according to USB interface; Described WIFI module is used for wireless signal is handled, the output differential signal; Described main control chip is used for described differential signal is handled, the output digital television signal.
7. method as claimed in claim 6 is characterized in that, also comprises:
Antenna is built in the described television set, links to each other with described WIFI module, described antenna is used to receive wireless signal and offers described WIFI module.
8. method as claimed in claim 7 is characterized in that, described the WIFI module is built in the television set, comprising: the WIFI module is built in the fore shell of television set;
And/or, described antenna is built in the described television set, comprising: antenna is built in the fore shell of described television set.
9. method as claimed in claim 7 is characterized in that, described antenna is at least 2 PCB antennas.
10. method as claimed in claim 6 is characterized in that, the contact pin interface of described WIFI module and the contact pin interface of described main control chip respectively comprise 4 pin holes, are respectively: power pin, data input pin, data output pin and ground pin.
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| CN103546927A (en) * | 2013-07-11 | 2014-01-29 | Tcl集团股份有限公司 | Android terminal and method for switching internal and external Wi-Fi (wireless fidelity) |
| CN104735511A (en) * | 2015-04-02 | 2015-06-24 | 陈佩珊 | Method and system for accessing smart television to wireless network |
| CN105163051A (en) * | 2015-08-26 | 2015-12-16 | 深圳创维－Rgb电子有限公司 | Circuit connection device in television and television |
| CN105183694A (en) * | 2015-08-18 | 2015-12-23 | 陈丹 | Multi-functional computer |
| CN107135363A (en) * | 2017-07-13 | 2017-09-05 | 青岛海信电器股份有限公司 | A kind of backlight module and display terminal with radio communication function |
| CN107295549A (en) * | 2016-06-17 | 2017-10-24 | 深圳前海茂佳软件科技有限公司 | WIFI module location regulation method and adjustment system |
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Application publication date: 20101222 |