CN201869193U - Mobile terminal of common antenna for analog television and FM (frequency modulation) broadcast - Google Patents
Mobile terminal of common antenna for analog television and FM (frequency modulation) broadcast Download PDFInfo
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- CN201869193U CN201869193U CN2010206462887U CN201020646288U CN201869193U CN 201869193 U CN201869193 U CN 201869193U CN 2010206462887 U CN2010206462887 U CN 2010206462887U CN 201020646288 U CN201020646288 U CN 201020646288U CN 201869193 U CN201869193 U CN 201869193U
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- portable terminal
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Abstract
The utility model discloses a mobile terminal of a common antenna for an analog television (ATV) and FM (frequency modulation) broadcast. The mobile terminal is internally provided with a microprocessor, an FM module, an ATV module and an antenna, wherein the FM module and the ATV module are respectively connected with the microprocessor, and the mobile terminal is further internally provided with a gating unit; the gating unit is connected with the microprocessor, the FM module, the ATV module and the antenna respectively and used for selecting a path conducting the ATV module and the antenna or a path conducting the FM module and the antenna according to the control of the microprocessor. In the mobile terminal, the gating unit is additionally arranged in the mobile terminal, the microprocessor controls the gating unit to select the path conducting the ATV module and the antenna or the path conducting the FM module and the antenna according to working modes according to the control of the microprocessor, thus realizing the corresponding functions of the mobile terminal. With the mode, the antenna of the analog television (ATV) and FM (frequency modulation) broadcast can be commonly used.
Description
Technical field
The utility model relates to communication technical field, the portable terminal of particularly a kind of simulated television and FM FM broadcasting common antenna.
Background technology
At present, FM(Frequency Modulation on the mobile phone, frequency modulation) FM broadcasting is a common function of mobile phone, and its antenna is generally realized by the extrapolation earphone cord that is inserted on audio interface or the USB interface (Universal Serial Bus, USB).
And ATV(analog television, simulated television) utilization of simulated television on mobile phone also more and more widely, also become a critical function of mobile phone gradually, and its chip price is more and more cheap, realize also more and more simpler.At present, the antenna of ATV simulated television generally uses telescopic antenna on the mobile phone, and is two different antennas with mobile phone FM antenna, and this makes the complex structure of mobile phone, and makes the cost of mobile phone higher.
Thereby the design of existing FM FM broadcasting antenna and ATV stimulation TV antenna is still waiting to improve and improve.
The utility model content
In view of above-mentioned the deficiencies in the prior art part, the purpose of this utility model is to provide the portable terminal of a kind of simulated television and FM FM broadcasting common antenna, can realize the shared of FM FM broadcasting antenna and ATV stimulation TV antenna by a gating unit.
In order to achieve the above object, the utility model has been taked following technical scheme:
The portable terminal of a kind of simulated television and FM FM broadcasting common antenna, in described portable terminal, be provided with microprocessor, FM module, ATV module and antenna, described FM module is connected with microprocessor respectively with the ATV module, wherein, also is provided with a gating unit in the described portable terminal; Described gating unit is connected with antenna with microprocessor, ATV module, FM module respectively, is used for control selection conducting ATV module and path between the antenna or the path between conducting FM module and the antenna according to microprocessor.
The portable terminal of described simulated television and FM FM broadcasting common antenna, wherein, described antenna is an earphone antenna.
The portable terminal of described simulated television and FM FM broadcasting common antenna wherein, also is provided with USB interface on described portable terminal, described USB interface is serially connected between antenna and the gating unit, and described gating unit is connected with the ground pin of USB interface.
The portable terminal of described simulated television and FM FM broadcasting common antenna, wherein, described gating unit is a single-pole double-throw switch (SPDT), the double-throw head of described single-pole double-throw switch (SPDT) is connected with the FM module with the ATV module respectively.
The portable terminal of described simulated television and FM FM broadcasting common antenna, wherein, described portable terminal is mobile phone or mobile TV.
The portable terminal of simulated television that the utility model provides and FM FM broadcasting common antenna, owing in portable terminal, increased a gating unit, by the mode of operation of microprocessor according to portable terminal, path between control gating unit selection conducting ATV module and the antenna or the path between conducting FM module and the antenna, thereby realize the corresponding function of portable terminal, this mode has realized the shared of FM FM broadcasting antenna and ATV stimulation TV antenna, for portable terminal has been saved an ATV stimulation TV antenna, save the cost of portable terminal, improved the circuit layout and the structural design of portable terminal.
Description of drawings
The structured flowchart of the portable terminal that Fig. 1 provides for the utility model embodiment.
The circuit theory diagrams of the portable terminal that Fig. 2 provides for the utility model embodiment.
Embodiment
The utility model provides the portable terminal of a kind of simulated television and FM FM broadcasting common antenna, and is clearer, clear and definite for making the purpose of this utility model, technical scheme and effect, below with reference to accompanying drawing and give an actual example the utility model is further described.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The frequency range of the FM FM broadcasting of portable terminal is generally at 76-108MHz, and the frequency range of simulated television is at 44-860MHz, so the frequency range of simulated television has covered the frequency range of FM FM broadcasting, therefore the antenna of the FM FM broadcasting of portable terminal and simulated television can be shared, and the utility model provides the portable terminal of a kind of simulated television and FM FM broadcasting common antenna according to this principle.
See also Fig. 1, the portable terminal that the utility model embodiment provides comprises microprocessor 110, FM module 120, ATV module 130, antenna 140 and gating unit 150.
Described FM module 120 is connected with microprocessor 110 respectively with ATV module 130, and it is by microprocessor 110 controls and handle the FM frequency modulation broadcast function of realizing portable terminal respectively and the simulated television function that realizes portable terminal.Wherein, the functional module of FM module 120 and ATV module 130 comprises power management, modulator-demodulator and control circuit, and circuit that it is concrete and operation principle are prior art, are not described further herein.
Described gating unit 150 is connected with microprocessor 110, ATV module 130, FM module 120 and antenna 140 respectively, this gating unit is according to control information selection conducting ATV module 130 and the path between the antenna 140 or the path between conducting FM module 120 and the antenna 140 of microprocessor 110, thus the simulated television function of the FM frequency modulation broadcast function of realization portable terminal or realization portable terminal.
See also Fig. 2, the antenna 140 that the portable terminal that the utility model example provides adopts is received and sent messages by the earphone cord of portable terminal for earphone antenna.
In the present embodiment, described portable terminal is mobile phone or mobile TV.Also be provided with usb 1 60 on described portable terminal, described usb 1 60 is serially connected between antenna 140 and the gating unit 150, and described gating unit 150 is connected with the ground pin of usb 1 60.
Described usb 1 60 is used for external earphone, and the GND(ground connection by usb 1 60) pin guides to the RF(radio frequency of FM module 120) input, thus form the antenna 140 of FM module 120.
In the specific implementation, described gating unit is a hilted broadsword Two bors d's oeuveres switch, the double-throw head of this single-pole double-throw switch (SPDT) is connected with FM module 120 with ATV module 130 respectively, the other end of single-pole double-throw switch (SPDT) respectively with GPIO port (the General Purpose Input Output of antenna 140 and microprocessor 110, general I/O) connects, by path between microprocessor 110 selection conducting antennas 140 and the ATV module 130 or the path between conducting antenna 140 and the FM module 120.In other embodiments, described gating unit can also replace with chip.
Below be Application Example with the mobile phone, application of the present utility model is elaborated, in the present embodiment, this mobile phone possesses the function of FM FM broadcasting and simulated television simultaneously, the user is by entering user interface setting, " video area " this function menu in the function menu of mobile phone for example, the user selects by clicking this function menu, when the user has selected ATV simulated television option, the GPIO port that triggers microprocessor provides 0 signal, make the path between hilted broadsword Two bors d's oeuveres switch conduction antenna and the ATV module, realize the simulated television function of mobile phone; When the user selects FM FM broadcasting option, the GPIO port that triggers microprocessor provides 1 signal, thereby the path between control single-pole double-throw switch (SPDT) conducting FM module and the antenna is realized the function of the FM FM broadcasting of mobile phone, thereby reaches the purpose of ATV signal and the input of FM signal.
In sum, the portable terminal of simulated television that the utility model provides and FM FM broadcasting common antenna, owing in portable terminal, increased a gating unit, by the mode of operation of microprocessor according to portable terminal, path between control gating unit selection conducting ATV module and the antenna or the path between conducting FM module and the antenna, thereby realize the corresponding function of portable terminal, this mode has realized the shared of FM FM broadcasting antenna and ATV stimulation TV antenna, for portable terminal has been saved an ATV stimulation TV antenna, save the cost of portable terminal, improved the circuit layout and the structural design of portable terminal.
Be understandable that; for those of ordinary skills; can be equal to replacement or change according to the technical solution of the utility model and utility model design thereof, and all these changes or replacement all should belong to the protection range of the appended claim of the utility model.
Claims (5)
1. the portable terminal of simulated television and FM FM broadcasting common antenna, in described portable terminal, be provided with microprocessor, FM module, ATV module and antenna, described FM module is connected with microprocessor respectively with the ATV module, it is characterized in that, also be provided with a gating unit in the described portable terminal; Described gating unit is connected with antenna with microprocessor, ATV module, FM module respectively, is used for control selection conducting ATV module and path between the antenna or the path between conducting FM module and the antenna according to microprocessor.
2. the portable terminal of simulated television according to claim 1 and FM FM broadcasting common antenna is characterized in that, described antenna is an earphone antenna.
3. the portable terminal of simulated television according to claim 2 and FM FM broadcasting common antenna, it is characterized in that, on described portable terminal, also be provided with USB interface, described USB interface is serially connected between antenna and the gating unit, and described gating unit is connected with the ground pin of USB interface.
4. according to the portable terminal of claim 1 or 3 described simulated televisions and FM FM broadcasting common antenna, it is characterized in that described gating unit is a single-pole double-throw switch (SPDT), the double-throw head of described single-pole double-throw switch (SPDT) is connected with the FM module with the ATV module respectively.
5. the portable terminal of simulated television according to claim 1 and FM FM broadcasting common antenna is characterized in that, described portable terminal is mobile phone or mobile TV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206462887U CN201869193U (en) | 2010-12-08 | 2010-12-08 | Mobile terminal of common antenna for analog television and FM (frequency modulation) broadcast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206462887U CN201869193U (en) | 2010-12-08 | 2010-12-08 | Mobile terminal of common antenna for analog television and FM (frequency modulation) broadcast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201869193U true CN201869193U (en) | 2011-06-15 |
Family
ID=44140335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206462887U Expired - Fee Related CN201869193U (en) | 2010-12-08 | 2010-12-08 | Mobile terminal of common antenna for analog television and FM (frequency modulation) broadcast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201869193U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014210A (en) * | 2010-12-08 | 2011-04-13 | 惠州Tcl移动通信有限公司 | Mobile terminal of antenna shared by analog TV (ATV) and frequency modulation (FM) broadcast |
| CN102710826A (en) * | 2012-06-05 | 2012-10-03 | 深圳市中兴移动通信有限公司 | Mobile terminal data service and voice service multiplexing antenna system and realization method |
-
2010
- 2010-12-08 CN CN2010206462887U patent/CN201869193U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102014210A (en) * | 2010-12-08 | 2011-04-13 | 惠州Tcl移动通信有限公司 | Mobile terminal of antenna shared by analog TV (ATV) and frequency modulation (FM) broadcast |
| CN102014210B (en) * | 2010-12-08 | 2013-10-02 | 惠州Tcl移动通信有限公司 | Mobile terminal of antenna shared by analog TV (ATV) and frequency modulation (FM) broadcast |
| CN102710826A (en) * | 2012-06-05 | 2012-10-03 | 深圳市中兴移动通信有限公司 | Mobile terminal data service and voice service multiplexing antenna system and realization method |
| CN102710826B (en) * | 2012-06-05 | 2015-06-17 | 深圳市中兴移动通信有限公司 | Mobile terminal data service and voice service multiplexing antenna system and realization method |
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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: 20110615 Termination date: 20141208 |
|
| EXPY | Termination of patent right or utility model |