CN205376771U - Cell -phone antenna to GPS parasitic antenna - Google Patents
Cell -phone antenna to GPS parasitic antenna Download PDFInfo
- Publication number
- CN205376771U CN205376771U CN201521117801.2U CN201521117801U CN205376771U CN 205376771 U CN205376771 U CN 205376771U CN 201521117801 U CN201521117801 U CN 201521117801U CN 205376771 U CN205376771 U CN 205376771U
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- antenna
- arm
- feed point
- low
- parasitic
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Abstract
The utility model discloses a cell -phone antenna to GPS parasitic antenna, including parasitic arm of low frequency resonance and high frequency resonance arm, parasitic arm of low frequency resonance and high frequency resonance arm coupled linking are presented a little on the parasitic arm of low frequency resonance with being provided with, are equipped with the antenna feed point on the high frequency resonance arm, high frequency resonance arm and crisscross setting of the parasitic arm of low frequency resonance, and the length of high frequency resonance arm is less than the length of low frequency resonance parasitism arm, present some settings in the one end of the parasitic arm of low frequency resonance, the antenna feed point sets up the one end at the high frequency resonance arm, ground is not presented a little to put with antenna feed and is parallelly set up side by side. The utility model discloses a parasitic antenna realizes low frequency GPS antenna frequency channel, has dwindled the antenna area greatly, has improved low frequency part antenna efficiency, reduces the low frequency bandwidth slightly, makes low frequency part power radiation frequency channel more concentrated, and it is better to correspond GPS in -service use effect, and it is little to have an usable floor area, and the space is little, low price, and the better advantage of in -service use effect.
Description
Technical field
This utility model relates to a kind of antenna for mobile phone, particularly relates to a kind of antenna for mobile phone for GPS passive antenna.
Background technology
The RF signal power of radio transmitter output, is transported to antenna mobile phone antenna by feeder line (cable), antenna radiate with electromagnetic wave.Electromagnetic wave arrives after receiving place, antenna next (only receive very small part power), and deliver to radio receiver by feeder line.Visible, antenna is to launch and receive an electromagnetic important radio, it does not have antenna does not just have radio communication yet.Antenna is various in style, uses under the different situations such as different frequency, different purposes, different occasion, different requirements, and antenna for mobile phone is then mainly used in mobile phone.
Along with developing rapidly of the communications industry, smart mobile phone is popularized already, the function of smart mobile phone is from strength to strength, one machine is likely to have seven or eight different antennas, average area to each antenna is just more and more less, add is all multimode multi-frequency hands machine now, particularly 4GLTE (LongTermEvolution, Long Term Evolution) epoch, band requirement low frequency 700MHZ-960MHZ, the ultra wide bandwidth of high frequency 1430MHZ-2690MHZ, this just requires that we to design the antenna of ultra wide bandwidth in narrow space, this priority and difficulty problem being always up perplexing everybody.
Existing mobile phone is in order to improve the aesthetic feeling of moulding aspect; would generally by built-in antenna in mobile phone; and traditional Antenna Design is in order to increase bandwidth; main body antenna and parasitism are all separate cabling; this is accomplished by taking bigger area space; and owing to interior of mobile phone also needs to install substantial amounts of electronic device, causing that its inner space is not enough, built-in aerial be will appear from, by the constraint in space, the defect that bandwidth is not enough.
Utility model content
For the weak point existed in above-mentioned technology, this utility model provides a kind of antenna for mobile phone for GPS passive antenna, it is possible to reduces antenna area, improves low frequency part antenna efficiency.
For achieving the above object, this utility model provides a kind of antenna for mobile phone for GPS passive antenna, it is characterized in that, raise one's arm including low-frequency resonant parasitic and harmonic high frequency, described low-frequency resonant parasitic and harmonic high frequency are raised one's arm and are of coupled connections, being provided with ground feed point in described low-frequency resonant parasitic, described harmonic high frequency is raised one's arm and is provided with antenna feed point；Described harmonic high frequency is raised one's arm and low-frequency resonant parasitic is crisscross arranged, and the length raised one's arm of harmonic high frequency is less than the length of low-frequency resonant parasitic, described ground feed point is arranged on one end of low-frequency resonant parasitic, described antenna feed point is arranged on one end that harmonic high frequency is raised one's arm, and described ground feed point is parallel with antenna feed point to be arranged side by side.
Wherein, described low-frequency resonant parasitic and harmonic high frequency are raised one's arm and are all disposed within first substrate and second substrate, and described first substrate and second substrate are combined into U-shaped；Described ground feed point and antenna feed point are arranged on the first substrate, and described first substrate is shorter than second substrate, and described first substrate forms a wedge-like opening with second substrate shape junction.
Wherein, described low-frequency resonant parasitic is divided into L-shaped structure portion and v-shaped structure portion, described L-shaped structure portion to wear first substrate and second substrate, and described v-shaped structure portion is positioned at wedge-like opening place.
Wherein, described harmonic high frequency is raised one's arm and is placed in low-frequency resonant parasitic into U-shape structure, encirclement low-frequency resonant parasitic v-shaped structure portion, and a part.
Wherein, described ground feed point and the rectangular golden finger structure of antenna feed point, described ground feed point is parallel with antenna feed point to be arranged side by side on the first substrate.
The beneficial effects of the utility model are: compared with prior art, this utility model realizes low frequency gps antenna frequency range by passive antenna, it is greatly reduced antenna area, improves low frequency part antenna efficiency, be slightly reduced low frequency bandwidth, low frequency part radiation of power frequency range is made more to concentrate, corresponding GPS practical effect is better, has usable floor area little, and space is little, cheap, and the better advantage of practical effect.
Accompanying drawing explanation
Fig. 1 is the antenna structure of mobile phole schematic diagram for GPS passive antenna of the present utility model；
Fig. 2 be of the present utility model for GPS passive antenna normal operation time corresponding return loss plot.
Main element symbol description is as follows:
1, low-frequency resonant parasitic 2, harmonic high frequency are raised one's arm
3, antenna feed point 4, feed point
5, first substrate 6, second substrate
7, wedge-like opening.
Detailed description of the invention
In order to more clearly state this utility model, below in conjunction with accompanying drawing, this utility model is further described.
Refer to Fig. 1, antenna for mobile phone for GPS passive antenna of the present utility model, raises one's arm 2 including low-frequency resonant parasitic 1 and harmonic high frequency, and low-frequency resonant parasitic 1 and harmonic high frequency are raised one's arm and 2 be of coupled connections, being provided with ground feed point 4 in low-frequency resonant parasitic 1, harmonic high frequency is raised one's arm and 2 is provided with antenna feed point 3；Harmonic high frequency is raised one's arm and 2 is crisscross arranged with low-frequency resonant parasitic 1, and harmonic high frequency raise one's arm 2 length less than the length of low-frequency resonant parasitic 1, ground feed point 4 is arranged on one end of low-frequency resonant parasitic 1, antenna feed point 3 be arranged on harmonic high frequency raise one's arm 2 one end, ground feed point 4 is parallel with antenna feed point 3 to be arranged side by side.
Compared with prior art, this utility model realizes low frequency gps antenna frequency range by passive antenna, it is greatly reduced antenna area, improves low frequency part antenna efficiency, be slightly reduced low frequency bandwidth, low frequency part radiation of power frequency range is made more to concentrate, corresponding GPS practical effect is better, has usable floor area little, and space is little, cheap, and the better advantage of practical effect.
In the present embodiment, low-frequency resonant parasitic 1 is arranged on outer peripheral end, and raises one's arm 2 around harmonic high frequency.Ground feed point 4 is arranged on one end of low-frequency resonant parasitic 1, antenna feed point 3 be arranged on harmonic high frequency raise one's arm 2 the other end, ground feed point 4 and antenna feed point 3 are arranged side by side.
In the present embodiment, low-frequency resonant parasitic 1 and harmonic high frequency are raised one's arm and 2 are all disposed within first substrate 5 and second substrate 6, and first substrate 5 and second substrate 6 are combined into U-shaped；Ground feed point 4 and antenna feed point 3 are arranged on first substrate 5, and first substrate 5 is shorter than second substrate 6, and first substrate 5 forms a wedge-like opening 7 with second substrate 6 shape junction.Low-frequency resonant parasitic 1 is divided into L-shaped structure portion and v-shaped structure portion, and first substrate 5 and second substrate 6 are worn by L-shaped structure portion, and v-shaped structure portion is positioned at wedge-like opening 7 place；Harmonic high frequency raises one's arm 2 for U-shape structure, surrounds the v-shaped structure portion of low-frequency resonant parasitic 1, and a part is placed in low-frequency resonant parasitic 1.Ground feed point 4 and the rectangular golden finger structure of antenna feed point 3, ground feed point 4 is parallel with antenna feed point 3 to be disposed side by side on first substrate 5.
This utility model is raised one's arm by harmonic high frequency and 2 is crisscross arranged with low-frequency resonant parasitic 1, is greatly reduced the area of antenna, has saved cost so that wiring is more flexible, have the region area taken little, with roomy, simple in construction, cheap advantage.As this utility model preferably a kind of embodiment, antenna may be provided at mobile phone battery cover, it is clear that can also be arranged on fore shell or other region of mobile phone.In the present embodiment, the length of low-frequency resonant parasitic 1 raises one's arm 2 more than harmonic high frequency, by longer passive antenna cabling, couple with high-frequency resonant cabling, it is achieved low-frequency resonant.
Refer to Fig. 2, for return loss plot corresponding during for GPS passive antenna normal operation, 1 corresponding GPS resonance in figure, for 1575mhz, and 2 BT/WIFI antenna resonance frequencies corresponding to 3, for 2400-2500mhz, 4 and 5 points, corresponding 5GwiFi antenna resonance frequency, for 5150-5850mhz, it is known that, minimum in the GPS harmonic echo loss of 1 place's correspondence, by in conjunction with reality, utilizing the feature of passive antenna bandwidth relative narrower, GPS corresponding point frequency 1575MHZ realizes energy radiation and more concentrates.
This utility model can be widely used in mobile phone.
Advantage of the present utility model is in that:
1) this utility model realizes low frequency gps antenna frequency range by passive antenna, it is greatly reduced antenna area, improves low frequency part antenna efficiency, be slightly reduced low frequency bandwidth, making low frequency part radiation of power frequency range more concentrate, corresponding GPS practical effect is better；
2) having usable floor area little, space is little, cheap, and practical effect is better.Disclosed above being only several specific embodiment of the present utility model, but this utility model is not limited to this, the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.
Claims (5)
1. the antenna for mobile phone for GPS passive antenna, it is characterized in that, raise one's arm including low-frequency resonant parasitic and harmonic high frequency, described low-frequency resonant parasitic and harmonic high frequency are raised one's arm and are of coupled connections, being provided with ground feed point in described low-frequency resonant parasitic, described harmonic high frequency is raised one's arm and is provided with antenna feed point；Described harmonic high frequency is raised one's arm and low-frequency resonant parasitic is crisscross arranged, and the length raised one's arm of harmonic high frequency is less than the length of low-frequency resonant parasitic；Described ground feed point is arranged on one end of low-frequency resonant parasitic, and described antenna feed point is arranged on one end that harmonic high frequency is raised one's arm, and described ground feed point is parallel with antenna feed point to be arranged side by side.
2. the antenna for mobile phone for GPS passive antenna according to claim 1, it is characterised in that described low-frequency resonant parasitic and harmonic high frequency are raised one's arm and be all disposed within first substrate and second substrate, described first substrate and second substrate are combined into U-shaped；Described ground feed point and antenna feed point are arranged on the first substrate, and described first substrate is shorter than second substrate, and described first substrate forms a wedge-like opening with second substrate shape junction.
3. the antenna for mobile phone for GPS passive antenna according to claim 2, it is characterized in that, described low-frequency resonant parasitic is divided into L-shaped structure portion and v-shaped structure portion, described L-shaped structure portion to wear first substrate and second substrate, and described v-shaped structure portion is positioned at wedge-like opening place.
4. the antenna for mobile phone for GPS passive antenna according to claim 3, it is characterised in that described harmonic high frequency is raised one's arm and is placed in low-frequency resonant parasitic into U-shape structure, encirclement low-frequency resonant parasitic v-shaped structure portion, and a part.
5. the antenna for mobile phone for GPS passive antenna according to claim 2, it is characterised in that described ground feed point and the rectangular golden finger structure of antenna feed point, described ground feed point is parallel with antenna feed point to be arranged side by side on the first substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117801.2U CN205376771U (en) | 2015-12-30 | 2015-12-30 | Cell -phone antenna to GPS parasitic antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521117801.2U CN205376771U (en) | 2015-12-30 | 2015-12-30 | Cell -phone antenna to GPS parasitic antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205376771U true CN205376771U (en) | 2016-07-06 |
Family
ID=56256740
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521117801.2U Expired - Fee Related CN205376771U (en) | 2015-12-30 | 2015-12-30 | Cell -phone antenna to GPS parasitic antenna |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205376771U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707702A (en) * | 2017-11-15 | 2018-02-16 | 维沃移动通信有限公司 | A kind of mobile terminal |
| CN113764864A (en) * | 2020-06-01 | 2021-12-07 | 千寻位置网络有限公司 | Electronic device comprising an antenna arrangement |
-
2015
- 2015-12-30 CN CN201521117801.2U patent/CN205376771U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107707702A (en) * | 2017-11-15 | 2018-02-16 | 维沃移动通信有限公司 | A kind of mobile terminal |
| CN113764864A (en) * | 2020-06-01 | 2021-12-07 | 千寻位置网络有限公司 | Electronic device comprising an antenna arrangement |
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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: 20160706 Termination date: 20201230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |