CN104701619B - A kind of loop checking installation closure wireloop antenna and mobile device - Google Patents

A kind of loop checking installation closure wireloop antenna and mobile device Download PDF

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Publication number
CN104701619B
CN104701619B CN201410857758.7A CN201410857758A CN104701619B CN 104701619 B CN104701619 B CN 104701619B CN 201410857758 A CN201410857758 A CN 201410857758A CN 104701619 B CN104701619 B CN 104701619B
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CN
China
Prior art keywords
closure
point
antenna
frame
checking installation
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Application number
CN201410857758.7A
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Chinese (zh)
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CN104701619A (en
Inventor
朱玉飞
陈晓
鲁成龙
曾德文
邱磊
Original Assignee
东莞劲胜精密组件股份有限公司
东莞唯仁电子有限公司
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Priority to CN201410857758.7A priority Critical patent/CN104701619B/en
Publication of CN104701619A publication Critical patent/CN104701619A/en
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Publication of CN104701619B publication Critical patent/CN104701619B/en

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Abstract

A kind of loop checking installation closes wireloop antenna, including feed cabling and closure becket frame, feed cabling is electrically connected by distributing point with circuit board, and electrically connected by tie point with closure becket frame, two sides of closure becket frame are electrically connected to the reference ground of circuit board respective side by the first earth point and the second earth point respectively, feed cabling, the first and second empty regions are formed between closure becket frame and circuit board, first and second empty regions include positioned at two sides of circuit board and closed the gap between the respective side of becket frame respectively, distributing point is by tie point to first, the first and second loop checking installations are formed respectively in first and second empty regions of the second earth point, first annular loop and the second loop checking installation have different resonance lengths.Than traditional antenna, the antenna has expanded bandwidth, improves performance, and bandwidth Design has the adjustability of high flexible.

Description

A kind of loop checking installation closure wireloop antenna and mobile device

Technical field

The present invention relates to antenna technology, more particularly to a kind of loop checking installation closure wireloop antenna and mobile device.

Background technology

With the rapid development of ICT and electronic industry, nowadays have various functions mobile communication equipment One of necessity as modern.The antenna being installed on mobile communication terminal device experienced the hair by 2G to 4G-LTE Exhibition, antenna needs the frequency range carried more and more.Large-size screen monitors of current equipment in contrast, lightening trend, more manufacturers are blue or green Look in intensity and texture that device structure is provided using becket frame is closed and attractive in appearance.However, this metal edge frame can make The antenna area become narrow gradually becomes smaller, causes current traditional antenna to be difficult to desired wireless performance.

The content of the invention

It is a primary object of the present invention to close wireloop antenna there is provided a kind of loop checking installation in view of the shortcomings of the prior art And the mobile device with the antenna, the confined space of the equipment of existing use metal edge frame can be made full use of effectively to expand antenna Bandwidth, improves antenna performance, and the bandwidth Design of antenna is had the adjustability of high flexible.

To achieve the above object, the present invention uses following technical scheme:

A kind of loop checking installation closes wireloop antenna, for having closure becket frame in outside and internally having electricity On the mobile device of road plate, the antenna includes feed cabling and the closure becket frame, and the feed cabling passes through feedback Electricity point is electrically connected with the circuit board, and is electrically connected by tie point with the closure becket frame, the closure becket Two sides of frame are electrically connected to the reference ground of the circuit board respective side by the first earth point and the second earth point respectively, The first empty regions and the second clearance zone are formed between the feed cabling, the closure becket frame and the circuit board Domain, first empty regions and the second empty regions are included positioned at two sides of the circuit board and the closure metal respectively Gap between the respective side of ring frame, the distributing point is by the tie point to described the first of first earth point First annular loop is formed in empty regions, the distributing point is by the tie point to described the second of second earth point The second loop checking installation is formed in empty regions, the first annular loop and second loop checking installation have different resonance long Degree.

Further:

Multiple first earth points and multiple described second are disposed with along two sides of the closure becket frame Earth point.

The distributing point is less than the distributing point by described by the distance of the tie point to first earth point Distance of the tie point to second earth point.

The feed cabling is electrically connected by the tie point with the top margin of the closure becket frame.

The feed cabling includes two long sides of the top margin parallel to the closure becket frame, two long sides First end connected by short side, between second end on two long sides have gap, formed a non-closed ring-type.

The tie point and the distributing point are arranged in two long sides close to the closure metal spaced reciprocally On that long side of the top margin of ring frame.

The feed cabling is printed antenna or FPC antenna or the sheet metal being moulded on Mobile equipment shell.

The closure becket frame is the frame of stainless steel, magnesium or aluminum alloy materials.

The closure becket frame is the rectangle that four angles are fillet.

A kind of mobile device, including loop checking installation closure wireloop antenna.

Beneficial effects of the present invention:

The antenna structure of the present invention is walked using a part for the closure becket frame formation antenna of mobile device in feed Two empty regions are formed between line, closure becket frame and circuit board so that distributing point, closure becket frame, circuit Two loop checking installations are formed between plate, closure becket is participated in two loop checking installations as a part for antenna radiator Radiation, improves the integral radiation efficiency of antenna, and can meet the requirement of many wide-bands well.By feeding cabling to closing Close becket to enter row energization and participate in radiation, be not only effectively utilized mobile device space, significantly lifting antenna efficiency, and Multiband performance requirement can effectively be met.The beamwidth of antenna of the embodiment of the present invention can reach such as 824~960MHZ, 1710~ The multiband effect such as 2170MHZ, 2300~2600MHZ, can be applicable on the wireless devices such as the mobile phone of current multiband.For Mobile communication equipment with closure becket frame, the broadband effect realized using the antenna of the present invention meets current The multiband wireless performance requirement of the mobile communication equipments such as mobile phone, flat board.

Brief description of the drawings

Fig. 1 is the front view with loop checking installation closure wireloop antenna of one embodiment of the invention;

Fig. 2 is the rear oblique view with loop checking installation closure wireloop antenna of one embodiment of the invention;

Fig. 3 is the fundamental diagram with loop checking installation closure wireloop antenna of one embodiment of the invention;

Fig. 4 is one embodiment of the invention Antenna Operation in 824~960MHZ, 1710~2170MHZ, 2300~2600MHZ Antenna standing wave ratio figure in band limits.

Embodiment

Embodiments of the present invention are elaborated below.It is emphasized that what the description below was merely exemplary, The scope being not intended to be limiting of the invention and its application.

Refering to Fig. 1 to Fig. 3, embodiments in accordance with the present invention, a kind of loop checking installation closes wireloop antenna, in outside With closure becket frame 201 and internally have on the mobile device of circuit board.Circuit board can be pcb board 300.The day Line includes feed cabling 103 and closure becket frame 201, top margin of the feed cabling 103 along closure becket frame 201 and Set, feed cabling 103 is electrically connected by distributing point 102 with pcb board 300, and pass through tie point 104 and closure becket frame 201 electrical connections.Two sides of closure becket frame 201 are electrically connected by the first earth point 301 and the second earth point 302 respectively To the reference ground of the respective side of pcb board 300, the is formed between feed cabling 103, closure becket frame 201 and pcb board 300 One empty regions 311 and the second empty regions 312, the first empty regions 311 and the second empty regions 312 include being located at respectively Gap between two sides of pcb board 300 and the respective side of closure becket frame 201.Distributing point 102 passes through tie point First annular loop is formed in first empty regions 311 of the 104 to the first earth point 301, distributing point 102 passes through tie point 104 The second loop checking installation, first annular loop and the second loop checking installation are formed in the second empty regions 312 of the second earth point 302 It is of different sizes, with different resonance lengths.In two loop checking installations, becket is closed as one of antenna radiator Point, improve the integral radiation efficiency of antenna.

As depicted in figs. 1 and 2, in a preferred embodiment, two sides for closing becket frame 201 are connected respectively to First earth point 301 of the reference ground of the respective side of pcb board 300, the quantity of the second earth point 302 can have multiple, Duo Ge One earth point 301 and multiple second earth points 302 are arranged respectively along two sides of closure becket frame 201.

As depicted in figs. 1 and 2, in a preferred embodiment, in order that first annular loop and the second loop checking installation it is big Small difference, can make distributing point 102 pass through tie point less than distributing point 102 by the distance of the earth point of tie point 104 to the first 301 The distance of 104 to the second earth point 302.In a preferred embodiment, feed cabling 103 can pass through tie point 104 and closure gold Belong to the top margin electrical connection of ring frame 201.

As depicted in figs. 1 and 2, in a preferred embodiment, feed cabling 103 is included parallel to closure becket frame Two long sides of 201 top margin, the first end on two long sides is connected by short side, between having between second end on two long sides Gap, forms the ring-type of a non-closed.Tie point 104 and distributing point 102 are arranged in two long sides close to closure spaced reciprocally On that long side of the top margin of becket frame 201.It is above-mentioned to be designed to obtain preferable radiation efficiency and multiband performance.Feedback It can also be designed to different figure and length for electric cabling 103.

The closure becket frame 201 can be made of stainless steel, magnesium or aluminum alloy materials, strong to improve structure Degree.

In certain embodiments, closure becket frame 201 can be the rectangle that four angles are fillet, such as such as Fig. 1-figure Rectangular shaped rim shown in 2, the antenna applications are on mobile phone.

Feed cabling 103 will be printed in the surface of shell of mobile device using LDS, DPA technology, can also be in FPC forms Be arranged at surface of shell or the support that especially sets on.Furthermore it is also possible to be molded with metal sheet form on shell or special On the support not set.

Fig. 3 illustrates the fundamental diagram of one embodiment of the invention, and closure metal frame 201 passes through tie point 104 and feed Cabling 103 is connected, and closure metal frame 201 is grounded by the first earth point 301 and the second earth point 302 with pcb board 300.Feed Point 102 forms a ring in the empty regions 311 by tie point 104 to the first earth point 301 of closure becket frame 201 Shape loop region, i.e. Fig. 3 show right circular working region L1.By adjusting the position of the first earth point 301, the height of antenna can be changed Frequency working frequency.Distributing point 102 arrives the empty regions of the second earth point 302 of closure becket frame 201 by tie point 104 A loop checking installation region is formed in 312, i.e. Fig. 3 shows left side annular working region L2., can by adjusting the second earth point 302 Change the low frequency operating frequency of antenna.In addition, adjusting tie point 104 relative to the position of distributing point 102 and feeding cabling 103 Pattern form also can effectively adjust the working frequency of antenna.

Fig. 4 is the Antenna Operation of the embodiment of the present invention in 824~960MHZ, 1710~2170MHZ, 2300~2600MHZ Antenna standing wave ratio figure (SWR, Standing-wave ratio) in band limits.

Table 1 below illustrates the part working frequency range of the antenna of the embodiment of the present invention and the passive efficiency contrasting data of antenna.

On the other hand, the present invention also provides a kind of mobile device, and in their various embodiments, mobile device can have upper State the loop checking installation closure wireloop antenna described by any embodiment.

Table 1 is the Antenna Operation frequency range and antenna passive efficiency table of the embodiment of the present invention

Above content is to combine specific/preferred embodiment made for the present invention be further described, it is impossible to recognized The specific implementation of the fixed present invention is confined to these explanations.For general technical staff of the technical field of the invention, Without departing from the inventive concept of the premise, it can also make some replacements or modification to the embodiment that these have been described, And these are substituted or variant should all be considered as belonging to protection scope of the present invention.

Claims (8)

1. a kind of loop checking installation closes wireloop antenna, for there is closure becket frame in outside and internally there is circuit On the mobile device of plate, it is characterised in that the antenna includes feed cabling and the closure becket frame, the feed is walked Line is electrically connected by distributing point with the circuit board, and is electrically connected by tie point with the closure becket frame, described to close Two sides for closing becket frame are electrically connected to the circuit board respective side by the first earth point and the second earth point respectively Reference ground, the first empty regions and are formed between the feed cabling, the closure becket frame and the circuit board Two empty regions, first empty regions and the second empty regions respectively include positioned at the circuit board two sides with it is described The gap between the respective side of becket frame is closed, the distributing point is by the tie point to first earth point First annular loop is formed in first empty regions, the distributing point is by the tie point to second earth point The second loop checking installation is formed in second empty regions, the first annular loop and second loop checking installation have difference Resonance length, the feed cabling include parallel to it is described closure becket frame top margin two long sides, described two The first end on long side is connected by short side, has gap between second end on two long sides, forms the ring-type of a non-closed, The tie point and the distributing point are arranged in two long sides close to the closure becket frame spaced reciprocally On that long side of top margin, that long side of the top margin close to the closure becket frame is bent at second end And extend to another long side of the top margin away from the closure becket frame, and it is long in its extending end and described another The gap is formed between side, the distributing point is arranged on bending part.
2. loop checking installation as claimed in claim 1 closes wireloop antenna, it is characterised in that along the closure becket side Two sides of frame are disposed with multiple first earth points and multiple second earth points.
3. loop checking installation as claimed in claim 1 closes wireloop antenna, it is characterised in that the distributing point passes through the company The distance of contact to first earth point is less than distance of the distributing point by the tie point to second earth point.
4. loop checking installation as claimed in claim 1 closes wireloop antenna, it is characterised in that the feed cabling passes through described Tie point is electrically connected with the top margin of the closure becket frame.
5. the loop checking installation closure wireloop antenna as described in any one of Claims 1-4, it is characterised in that the feed is walked Line is printed antenna or FPC antenna or the sheet metal being moulded on Mobile equipment shell.
6. the loop checking installation closure wireloop antenna as described in any one of Claims 1-4, it is characterised in that the closure gold Belong to the frame that ring frame is stainless steel, magnesium alloy or aluminum alloy materials.
7. the loop checking installation closure wireloop antenna as described in any one of Claims 1-4, it is characterised in that the closure gold Category ring frame is the rectangle that four angles are fillet.
8. a kind of mobile device, it is characterised in that close metal including the loop checking installation as described in any one of claim 1 to 7 Loop antenna.
CN201410857758.7A 2014-12-31 2014-12-31 A kind of loop checking installation closure wireloop antenna and mobile device CN104701619B (en)

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CN201410857758.7A CN104701619B (en) 2014-12-31 2014-12-31 A kind of loop checking installation closure wireloop antenna and mobile device

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Application Number Priority Date Filing Date Title
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CN104701619B true CN104701619B (en) 2017-08-01

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KR20170013682A (en) * 2015-07-28 2017-02-07 삼성전자주식회사 Antenna and electronic device having it
CN105552516B (en) * 2015-07-31 2019-03-22 宇龙计算机通信科技(深圳)有限公司 A kind of antenna and mobile terminal
CN105140640B (en) * 2015-08-24 2018-10-12 联想(北京)有限公司 A kind of antenna and electronic equipment
CN105375109A (en) * 2015-11-24 2016-03-02 苏州纳安特通信科技有限公司 Tunable antenna structure for completely closed metal-frame mobile phone
CN105591205B (en) * 2016-02-17 2018-08-10 常熟市泓博通讯技术股份有限公司 A kind of bis- LOOP structural antennas of mobile phone 4G
CN105932401A (en) * 2016-06-03 2016-09-07 北京小米移动软件有限公司 Terminal equipment
CN106099320A (en) * 2016-07-27 2016-11-09 深圳天珑无线科技有限公司 Embedded antenna for mobile terminal and mobile terminal
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