CN201260177Y - Frequency modulation antenna switching earphone seat and frequency modulation terminal - Google Patents
Frequency modulation antenna switching earphone seat and frequency modulation terminal Download PDFInfo
- Publication number
- CN201260177Y CN201260177Y CNU2008202120243U CN200820212024U CN201260177Y CN 201260177 Y CN201260177 Y CN 201260177Y CN U2008202120243 U CNU2008202120243 U CN U2008202120243U CN 200820212024 U CN200820212024 U CN 200820212024U CN 201260177 Y CN201260177 Y CN 201260177Y
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Abstract
The utility model discloses a frequency-modulation antenna switching earphone seat and a frequency-modulation terminal. The earphone seat comprises a grounding pin, a left-channel pin, a right-channel pin, a first insertion detection pin and a second insertion detection pin, wherein the left-channel pin is connected with an insertion judging module in the frequency-modulation terminal; if no earphone is inserted, the left-channel pin is connected with the first insertion detection pin; the right-channel pin is connected with the second insertion detection pin; if earphones are inserted, the left-channel pin breaks the connection with the first insertion detection pin; the right-channel pin breaks the connection with the second insertion detection pin; the right-channel pin is connected with a built-in antenna module in the frequency-modulation terminal; the grounding pin forms a short circuit with the second insertion detection pin and is connected with an antenna pin of an intermediate frequency chip of the frequency-modulation terminal. The utility model has easy realization and convenient operation, and meanwhile, the utility model does not need additional components, and thereby reducing the cost of antenna switching realization.
Description
Technical field
The utility model relates to the mobile communication application field, particularly a kind of frequency-modulated antenna changing method and Frequency Modulated Terminal.
Background technology
At present a lot of electronic equipments all can have the FM function, mobile phone, MP3, MP4 etc. all with FM as additional function, improve the functional integration of electronic product.According to Theoretical Calculation, FM needs antenna length about 135cm.The FM antenna form probably has two kinds.A kind of is external antenna, uses earphone cord as the FM antenna, earphone cord length 135cm; Another kind is a built-in aerial, designs active antenna or uses special Anneta module to realize.Both support built-in aerial in the electronic product that has, and supported earphone to make external antenna again, on mainboard, designed a switch, and can select to switch by the user and use which antenna, realized the switching of antenna then with software.
Utility model people is in realizing process of the present utility model, and there are the following problems at least to find prior art: the existing techniques in realizing antenna switches needs duplexer, and switch costs an arm and a leg, even more taller than FM chip price; Interior outside antenna switches needs artificial the setting, uses inconvenient; If be arranged to external antenna when equipment, and earphone can be prompted when being pulled up, and equipment uses complicated.
The utility model content
Earphone base and Frequency Modulated Terminal that the frequency-modulated antenna that the utility model embodiment provides switches, antenna switching method uses complexity, cost problem of higher in the prior art in order to solve.
The earphone base that the frequency-modulated antenna that the utility model embodiment provides switches is located in the Frequency Modulated Terminal, comprising:
Grounding pin, L channel pin, R channel pin, first inserts the detection pin, and second inserts the detection pin; Described L channel pin is connected with insertion judge module in the described Frequency Modulated Terminal;
If the earless machine transplanting of rice is gone into, described L channel pin and described first inserts the detection pin and is connected; Described R channel pin and described second inserts the detection pin and is connected; Described L channel pin is connected with insertion judge module in the Frequency Modulated Terminal; If earphone inserts, described L channel pin and described first inserts the disconnection of detection pin and is connected; Described R channel pin and described second inserts the disconnection of detection pin and is connected;
Described R channel pin links to each other with built-in antenna module in the described Frequency Modulated Terminal; Described grounding pin and described second inserts and detects the pin short circuit, and is connected with the antenna pin of frequency modulation chip in the described Frequency Modulated Terminal.
Accordingly, the utility model embodiment also provides a kind of Frequency Modulated Terminal that uses this earphone base, comprising:
Comprise built-in antenna module, the frequency modulation chip inserts judge module, the earphone base that frequency-modulated antenna switches, and this earphone base comprises grounding pin, L channel pin, R channel pin, first inserts the detection pin, and second insertion detects pin; Described L channel pin is connected with described insertion judge module;
If the earless machine transplanting of rice is gone into, described L channel pin and described first inserts the detection pin and is connected; Described R channel pin and described second inserts the detection pin and is connected; If earphone inserts, described L channel pin and described first inserts the disconnection of detection pin and is connected; Described R channel pin and described second inserts the disconnection of detection pin and is connected;
Described R channel pin links to each other with built-in antenna module in the described Frequency Modulated Terminal; Described grounding pin and described second inserts and detects the pin short circuit, and is connected with the antenna pin of frequency modulation chip in the described Frequency Modulated Terminal.
By such scheme as can be seen, earphone base and Frequency Modulated Terminal that the frequency-modulated antenna that the utility model embodiment provides switches, by the change that the earphone base pin is connected, realized when earphone inserts, Frequency Modulated Terminal use antenna performance preferably the earphone ground wire as the external antenna of earphone, when earphone is extracted, Frequency Modulated Terminal automatically switches to built-in aerial, be easy to realization and easy to use, additionally do not increase device simultaneously, reduced antenna and switched the cost of realizing.
Description of drawings
Fig. 1 is the principle schematic of earphone base;
Principle schematic when Fig. 2 has earphone to insert for the utility model embodiment earphone base;
Fig. 3 is the fashionable principle schematic of the utility model embodiment earphone base earless machine transplanting of rice.
Embodiment
Earphone base and Frequency Modulated Terminal that the frequency-modulated antenna that the utility model embodiment provides switches, realized when earphone inserts, terminal use antenna performance preferably the earphone ground wire as the external antenna of earphone, when earphone is extracted, terminal automatically switches to built-in aerial, is illustrated below in conjunction with accompanying drawing.
Fig. 1 is the principle schematic of earphone base, and this earphone base comprises six pins: grounding pin 1, L channel pin 2, R channel pin 3, the first insert and detect pin 5, the second insertion detection pins 6, optionally, also have microphone pin 4.Wherein, the state when earphone does not insert, L channel pin 2, R channel pin 3 are to insert detection pin 5,6 short circuits of the second insertion detection pin with first respectively at this moment; When earphone inserted, L channel pin 2 was subjected to the pressure of headset plug, detected pin 5 with first insertion and separated; R channel pin 3 is subjected to the pressure of headset plug, and meeting and second is inserted and detected pin 6 separately.Whether whether the insertion detection module in the Frequency Modulated Terminal insert with the first consistent earphone of discerning of level that inserts detection pin 5, the second insertion detection pin 6 respectively by detection L channel pin 2, R channel pin 3 pin.
Utilize the principle of above-mentioned earphone base, the annexation of pin in the earphone base done following design:
Described L channel pin 2 is connected with insertion judge module in the described Frequency Modulated Terminal, realizes inserting measuring ability, and described R channel pin 3 links to each other with built-in antenna module in the described Frequency Modulated Terminal; Described grounding pin 1 and described second inserts and detects pin 6 short circuits, and is connected with the antenna pin of frequency modulation chip in the described Frequency Modulated Terminal.
As shown in Figure 2, four of earphone terminals are respectively earth terminal G, microphone terminal M, R channel terminal R and L channel terminal L.Cpu chip in L channel pin 2 and the Frequency Modulated Terminal (realizing inserting the judge module function) is connected.
If when having earphone to insert, R channel pin 3 and second inserts 6 disconnections of detection pin and is connected, L channel pin 2 and first inserts 5 disconnections of detection pin and is connected, grounding pin 1, second inserts and detects pin 6, the earth terminal G of earphone (by grounding pin 1) is connected with the built-in FM Anneta module of Frequency Modulated Terminal, and the earphone ground wire that this moment, Frequency Modulated Terminal switched to is as frequency-modulated antenna.
As shown in Figure 3, under the state that earphone does not have to insert, described L channel pin 2 and described first inserts detection pin 5 and is connected; Described R channel pin 3 and described second inserts detection pin 6 and is connected, and Frequency Modulated Terminal switches to built-in frequency modulation (FM) Anneta module, uses built-in aerial.
Present embodiment has realized that when earphone inserts Frequency Modulated Terminal uses the external antenna of earphone ground wire as earphone, when earphone is extracted, Frequency Modulated Terminal automatically switches to built-in aerial, be easy to realization and easy to use, additionally do not increase device simultaneously, reduced antenna and switched the cost of realizing.
The utility model also provides a kind of Frequency Modulated Terminal, use above-mentioned earphone socket, concrete, this terminal comprises: built-in antenna module, frequency modulation chip, insert judge module, the earphone base that frequency-modulated antenna switches, this earphone base comprises grounding pin 1, L channel pin 2, R channel pin 3, first inserts detection pin 5, the second inserts detection pins 6; Described L channel pin 2 is connected with described insertion judge module.
If the earless machine transplanting of rice is gone into, described L channel pin 2 and described first inserts detection pin 5 and is connected; Described R channel pin 3 and described second inserts detection pin 6 and is connected.If earphone inserts, described L channel pin 2 and described first inserts 5 disconnections of detection pin and is connected; Described R channel pin 3 and described second inserts 6 disconnections of detection pin and is connected.
Described R channel pin 3 links to each other with built-in antenna module in the described Frequency Modulated Terminal; Described grounding pin 1 and described second inserts and detects pin 6 short circuits, and is connected with the antenna pin of frequency modulation chip in the described Frequency Modulated Terminal.Optionally, above-mentioned earphone base also comprises microphone pin 4.
Present embodiment has realized that when earphone inserts Frequency Modulated Terminal uses the external antenna of earphone ground wire as earphone, when earphone is extracted, Frequency Modulated Terminal automatically switches to built-in aerial, be easy to realization and easy to use, additionally do not increase device simultaneously, reduced antenna and switched the cost of realizing.
More than be explanation, in concrete implementation process, can carry out suitable improvement, to adapt to the concrete needs of concrete condition method of the present utility model to the utility model specific embodiment.Therefore be appreciated that according to embodiment of the present utility model just to play an exemplary role, not in order to limit protection range of the present utility model.
Claims (6)
1, a kind of earphone base of frequency-modulated antenna switching is located in the Frequency Modulated Terminal, comprises grounding pin, L channel pin, R channel pin, and first inserts the detection pin, and second inserts the detection pin; Described L channel pin is connected with insertion judge module in the described Frequency Modulated Terminal;
If the earless machine transplanting of rice is gone into, described L channel pin and described first inserts the detection pin and is connected; Described R channel pin and described second inserts the detection pin and is connected; If earphone inserts, described L channel pin and described first inserts the disconnection of detection pin and is connected; Described R channel pin and described second inserts the disconnection of detection pin and is connected; It is characterized in that,
Described R channel pin links to each other with built-in antenna module in the described Frequency Modulated Terminal; Described grounding pin and described second inserts and detects the pin short circuit, and is connected with the antenna pin of frequency modulation chip in the described Frequency Modulated Terminal.
2, earphone base as claimed in claim 1 is characterized in that, if earphone inserts, described grounding pin and described second inserts and detects the pin short circuit, and is connected with the ground wire of earphone.
3, earphone base as claimed in claim 1 is characterized in that, described earphone base also comprises, microphone pin.
4, a kind of Frequency Modulated Terminal comprises built-in antenna module, and the frequency modulation chip inserts judge module, the earphone base that frequency-modulated antenna switches, and this earphone base comprises grounding pin, L channel pin, R channel pin, first inserts the detection pin, and second insertion detects pin; Described L channel pin is connected with described insertion judge module;
If the earless machine transplanting of rice is gone into, described L channel pin and described first inserts the detection pin and is connected; Described R channel pin and described second inserts the detection pin and is connected; If earphone inserts, described L channel pin and described first inserts the disconnection of detection pin and is connected; Described R channel pin and described second inserts the disconnection of detection pin and is connected; It is characterized in that,
Described R channel pin links to each other with built-in antenna module in the described Frequency Modulated Terminal; Described grounding pin and described second inserts and detects the pin short circuit, and is connected with the antenna pin of frequency modulation chip in the described Frequency Modulated Terminal.
5, Frequency Modulated Terminal as claimed in claim 4 is characterized in that, if earphone inserts, described grounding pin and described second inserts and detects the pin short circuit, and is connected with the ground wire of earphone.
6, Frequency Modulated Terminal as claimed in claim 4 is characterized in that, described earphone base also comprises, microphone pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202120243U CN201260177Y (en) | 2008-09-23 | 2008-09-23 | Frequency modulation antenna switching earphone seat and frequency modulation terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202120243U CN201260177Y (en) | 2008-09-23 | 2008-09-23 | Frequency modulation antenna switching earphone seat and frequency modulation terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201260177Y true CN201260177Y (en) | 2009-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202120243U Expired - Lifetime CN201260177Y (en) | 2008-09-23 | 2008-09-23 | Frequency modulation antenna switching earphone seat and frequency modulation terminal |
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| CN (1) | CN201260177Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011054228A1 (en) * | 2009-11-04 | 2011-05-12 | 中兴通讯股份有限公司 | Frequency modulation playing method, apparatus and terminal |
| CN102790322A (en) * | 2012-08-17 | 2012-11-21 | 广东欧珀移动通信有限公司 | Earphone socket with antenna |
| CN103138040A (en) * | 2013-03-14 | 2013-06-05 | 华为技术有限公司 | External antenna device, antenna switch device and terminal equipment |
| CN103633436A (en) * | 2012-08-20 | 2014-03-12 | 联想(北京)有限公司 | An antenna apparatus and an electronic device with the antenna apparatus |
| CN104023101A (en) * | 2014-06-17 | 2014-09-03 | 深圳市中兴移动通信有限公司 | Mobile terminal and antenna switching method based on switching-type earphone jack of mobile terminal |
| CN104808526A (en) * | 2015-04-14 | 2015-07-29 | 青岛海信移动通信技术股份有限公司 | Terminal device, dustproof plug and antenna system |
| CN105182166A (en) * | 2015-09-25 | 2015-12-23 | 深圳市金立通信设备有限公司 | Listening device detection method and device |
| CN105720350A (en) * | 2014-12-04 | 2016-06-29 | 联想(北京)有限公司 | Antenna and electronic device |
| CN107223294A (en) * | 2016-09-30 | 2017-09-29 | 深圳达闼科技控股有限公司 | Earphone socket, radiofrequency signal plug, communication terminal, fit structure and device |
| CN107346983A (en) * | 2017-06-28 | 2017-11-14 | 广东欧珀移动通信有限公司 | A kind of compatible built-in and external antenna mobile terminal |
| CN112243066A (en) * | 2020-10-20 | 2021-01-19 | Oppo广东移动通信有限公司 | Method for selecting FM (frequency modulation) playing mode of electronic equipment and electronic equipment |
-
2008
- 2008-09-23 CN CNU2008202120243U patent/CN201260177Y/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011054228A1 (en) * | 2009-11-04 | 2011-05-12 | 中兴通讯股份有限公司 | Frequency modulation playing method, apparatus and terminal |
| CN102790322A (en) * | 2012-08-17 | 2012-11-21 | 广东欧珀移动通信有限公司 | Earphone socket with antenna |
| CN103633436A (en) * | 2012-08-20 | 2014-03-12 | 联想(北京)有限公司 | An antenna apparatus and an electronic device with the antenna apparatus |
| CN103633436B (en) * | 2012-08-20 | 2016-06-01 | 联想(北京)有限公司 | A kind of antenna installation and there is the electronics of this antenna installation |
| CN103138040A (en) * | 2013-03-14 | 2013-06-05 | 华为技术有限公司 | External antenna device, antenna switch device and terminal equipment |
| CN104023101A (en) * | 2014-06-17 | 2014-09-03 | 深圳市中兴移动通信有限公司 | Mobile terminal and antenna switching method based on switching-type earphone jack of mobile terminal |
| CN105720350A (en) * | 2014-12-04 | 2016-06-29 | 联想(北京)有限公司 | Antenna and electronic device |
| CN104808526A (en) * | 2015-04-14 | 2015-07-29 | 青岛海信移动通信技术股份有限公司 | Terminal device, dustproof plug and antenna system |
| CN105182166A (en) * | 2015-09-25 | 2015-12-23 | 深圳市金立通信设备有限公司 | Listening device detection method and device |
| CN107223294A (en) * | 2016-09-30 | 2017-09-29 | 深圳达闼科技控股有限公司 | Earphone socket, radiofrequency signal plug, communication terminal, fit structure and device |
| CN107346983A (en) * | 2017-06-28 | 2017-11-14 | 广东欧珀移动通信有限公司 | A kind of compatible built-in and external antenna mobile terminal |
| CN112243066A (en) * | 2020-10-20 | 2021-01-19 | Oppo广东移动通信有限公司 | Method for selecting FM (frequency modulation) playing mode of electronic equipment and electronic equipment |
| CN112243066B (en) * | 2020-10-20 | 2021-07-23 | Oppo广东移动通信有限公司 | Method for selecting FM (frequency modulation) playing mode of electronic equipment and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HUAWEI DEVICE CO., LTD. Free format text: FORMER NAME: SHENZHEN HUAWEI TECHNOLOGY CO. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 518129 B1-3A intellectual property department, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong Patentee after: Huawei Device Co., Ltd. Address before: 518129 B1-3A intellectual property department, Bantian HUAWEI base, Longgang District, Shenzhen, Guangdong Patentee before: Shenzhen Huawei Communication Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090617 |
|
| CX01 | Expiry of patent term |