CN106058485A - Board to improve the radiation coupling loss through integrated circuit - Google Patents
Board to improve the radiation coupling loss through integrated circuit Download PDFInfo
- Publication number
- CN106058485A CN106058485A CN201610593146.0A CN201610593146A CN106058485A CN 106058485 A CN106058485 A CN 106058485A CN 201610593146 A CN201610593146 A CN 201610593146A CN 106058485 A CN106058485 A CN 106058485A
- Authority
- CN
- China
- Prior art keywords
- circuit
- lumped
- mainboard
- radiation coupling
- antenna
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
- H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
- H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Waveguide Aerials (AREA)
Abstract
The invention provides a board to improve the radiation coupling loss through integrated circuit. The board comprises a circuit board, an antenna and a metal panel, wherein the circuit board is provided with an integrated circuit, the metal panel and the integrated circuit are connected in series, and the circuit board is provided with an antenna feeding points. The antenna feeding points are connected with the antenna. The board of the invention can improve the problem with radiation coupling loss of an antenna.
Description
Technical field
The present invention relates to antenna, particularly relate to a kind of mainboard being improved radiation coupling consume by lumped-circuit.
Background technology
The method for designing of antenna is intended to as far as possible away from other metalwork, in the trend that current phone appearance requirement is frivolous
Under, antenna more declines with the metallic region such as metal device, metal appearance distance, and the most inevasible generation radiates coupling consumption
Damage.
Commonly encounter the way of significantly radiation coupling consume, can attempt using the antenna cabling of multi-form, in order to change
The change of weather line coupling amount to metal, compromise selection relatively good antenna cabling form.
Can attempt under part situation with the conductive material such as conductive fabric or Copper Foil, cladding metal device or attaching metal device
Being allowed to connect with systematic affinity, so this mode needs larger volume to realize, and has the restriction of its physical space, and stability is the most slightly worse.
Can attempt under part situation using electromagnetic shielding film (EMI Film) brush to cover FPC cabling surface, in order to cover
Antenna couples with FPC cabling, but relative price is costly.
Can attempt using the assembly of high impedance under part situation, such as: magnetic bead, block the length of metal device, but
The method is similar to directly open a way metal device, and low frequency, intermediate frequency, the antenna efficiency of high-frequency band are had Different Effects, may
Making the coupling consume of intermediate frequency efficiency diminish, low frequency coupling consume becomes big.
Summary of the invention
In order to solve the problems of the prior art, the invention provides a kind of improvement by lumped-circuit and radiate coupling consume
Mainboard.
The invention provides a kind of by lumped-circuit improve radiation coupling consume mainboard, including wiring board, antenna and
Metal plaques, wherein, described wiring board is provided with lumped-circuit, and described metal plaques concatenates with described lumped-circuit, described line
Road plate is provided with antenna feed point, and described antenna feed point is connected with described antenna.
As a further improvement on the present invention, described metal plaques is positioned near described antenna, described metal plaques and institute
State lumped-circuit and concatenate by connecting bonding jumper.
As a further improvement on the present invention, described metal plaques is provided with two earthing positions.
As a further improvement on the present invention, described metal plaques ground connection.
As a further improvement on the present invention, described metal plaques is by LCD metal-back, wiring board, metal center
Any one ground connection.
As a further improvement on the present invention, described lumped-circuit is parallel series circuit.
As a further improvement on the present invention, described lumped-circuit for 0 non-ohmic element.
As a further improvement on the present invention, described lumped-circuit is open circuit.
As a further improvement on the present invention, described lumped-circuit is that filtering scolded by low pass filter, band filter, band
Any one in device, high pass filter.
As a further improvement on the present invention, described lumped-circuit is electronic component composition in series or in parallel, described electricity
Sub-element is any one or its combination in any in electric capacity, inductance, magnetic bead.
The invention has the beneficial effects as follows: by such scheme, the problem that aerial radiation coupling consume can be improved.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of mainboard being improved radiation coupling consume by lumped-circuit of the present invention.
Detailed description of the invention
The present invention is further described for explanation and detailed description of the invention below in conjunction with the accompanying drawings.
Drawing reference numeral in Fig. 1 is: wiring board 11；Metal plaques 12；Antenna feed point 13；Antenna 14；Earthing position 21；Connect
Position 22；Connect bonding jumper 23；Lumped-circuit 24.
As it is shown in figure 1, a kind of mainboard being improved radiation coupling consume by lumped-circuit, including wiring board (also known as PCB)
11, antenna 14 and metal plaques 12, wherein, described wiring board 11 is provided with lumped-circuit 24, and described metal plaques 12 is with described
Lumped-circuit 24 concatenates, and described wiring board 11 is provided with antenna feed point 13, and described antenna feed point 13 is connected with described antenna 14.
As it is shown in figure 1, described metal plaques 12 is positioned near described antenna 14, described metal plaques 12 and described lump electricity
Road 24 concatenates by connecting bonding jumper 23.
As it is shown in figure 1, described metal plaques 12 is provided with earthing position 21 and earthing position 22.
As it is shown in figure 1, described metal plaques 12 ground connection.
As it is shown in figure 1, described metal plaques 12 is connect by any one in LCD metal-back, wiring board 11, metal center
Ground.
As it is shown in figure 1, described lumped-circuit 24 is parallel series circuit.
As it is shown in figure 1, described lumped-circuit 24 for 0 non-ohmic element.
As it is shown in figure 1, described lumped-circuit 24 is open circuit.
As it is shown in figure 1, described lumped-circuit 24 be low pass filter, band filter, band scold wave filter, high pass filter
In any one.
As it is shown in figure 1, described lumped-circuit 24 is electronic component composition in series or in parallel, described electronic component is electricity
Any one or its combination in any in appearance, inductance, magnetic bead.
As it is shown in figure 1, reserve earthing position 21 and earthing position 22 in the both sides of metal decoration version 12, this earthing position 21 and
Earthing position 22 is the status being connected to system, can be interconnected by the major metal device in mobile terminal and constitute, such as LCD gold
Belong to shell, pcb board or metal center；Between the reserved earthing position 21 in metal plaques 12 both sides, earthing position 22, leave at one even
Connect bonding jumper 23 can be electrically connected on wiring board 11, and concatenate a lumped-circuit 24；This lumped-circuit 24 can be and series electrical
Road, such as Π type circuit, or its raw type circuit；When lumped-circuit 24 is 0 non-ohmic element, antenna feed point 13 see that its echo damages
Consumption figure and Smith Chart, between Frequency point 1710～1880MHz, have the non-resonance belonging to antenna itself, be by gold
Belonging to plaque 12 to be produced by antenna coupling, this resonance makes antenna efficiency the most at most decline 20%；When lumped-circuit 24 is for opening
Road, is seen its return loss plot and Smith Chart by antenna feed point 13, between Frequency point 1710～1880MHz, without
The non-resonance belonging to antenna itself, intermediate frequency efficiency is without declining, and the size of the Smith Chart curve of right low frequency diminishes, and low frequency is imitated
Rate at most declines about 15%；When lumped-circuit 24 is a low pass filter, by antenna feed point 13 see its return loss plot with
Smith Chart, between Frequency point 1710～1880MHz, belongs to the most nothing but the resonance of antenna itself, intermediate frequency efficiency without under
Fall, and the size of the Smith Chart curve of low frequency is without diminishing, low frequency efficiency does not declines；This example uses low-pass filtering
Device reduces the metal impact on it arround antenna.Under various circumstances, also optional use low pass, band is logical, band is scolded, high pass etc.
Kind wave filter reaches effect.
A kind of mainboard being improved radiation coupling consume by lumped-circuit that the present invention provides, is suitable for various antenna of arranging in pairs or groups
Design pattern, application on mobile terminals, at the contextual vicinity residing for antenna 14, exist unrelated with this antenna 14 cabling pattern it
Other metals, such as metal plaques 12；This non-metal plaques 12 being on antenna, its form be usually a metal stub or
The extension metal segments in one place or a metal device or an electronic device；The antenna feed point 13 of antenna 14 inspects it
, in addition to the standing wave of antenna 14 oneself, there is the standing wave of remaining environment metal (such as metal plaques 12) in passive return loss；
The standing wave of environment metal, its frequency scope on lid falls within effective resonance frequency range of this antenna 14；Selected lumped-circuit
24 connect metal plaques 12 so that this metal plaques 12 standing wave is decayed in this effective resonance frequency range of antenna 14；This lump
Circuit 24 can be with selected suitable electronic component serial or parallel connection composition, such as: electric capacity, inductance, magnetic bead etc., it is possible to use city
Mid-sales is applicable to the wave filter of characteristic frequency；This metal plaques 12, can through connecting on suitable lumped-circuit 24 to wiring board
Improve owing to metal plaques 12 is for the consume of antenna efficiency.
A kind of mainboard being improved radiation coupling consume by lumped-circuit that the present invention provides, it is adaptable to mobile terminal, as
Intelligent machine, flat board, notebook antenna.Be suitable for antenna form do not limit, in order to solve under the most frivolous device, antenna with
The coupled problem of its context metallic region (such as: wiring in PCB version, metal appearance, metal assembly etc.) is the tightest
Weight.And the present invention is through in position connecting suitable wave filter, antenna coupling loss in the present context will be greatly improved
Problem.
Above content is to combine concrete preferred implementation further description made for the present invention, it is impossible to assert
Being embodied as of the present invention is confined to these explanations.For general technical staff of the technical field of the invention,
On the premise of present inventive concept, it is also possible to make some simple deduction or replace, all should be considered as belonging to the present invention's
Protection domain.
Claims (10)
1. the mainboard being improved radiation coupling consume by lumped-circuit, it is characterised in that: include wiring board, antenna and metal
Plaque, wherein, described wiring board is provided with lumped-circuit, and described metal plaques concatenates with described lumped-circuit, described wiring board
Being provided with antenna feed point, described antenna feed point is connected with described antenna.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described gold
Belonging to plaque and be positioned near described antenna, described metal plaques concatenates by being connected bonding jumper with described lumped-circuit.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described gold
Belong to plaque and be provided with two earthing positions.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described gold
Belong to plaque ground connection.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described gold
Belong to plaque by any one ground connection in LCD metal-back, wiring board, metal center.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described collection
Way circuit is parallel series circuit.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described collection
Way circuit for 0 non-ohmic element.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described collection
Way circuit is open circuit.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described collection
Way circuit be low pass filter, band filter, band scold in wave filter, high pass filter any one.
The mainboard being improved radiation coupling consume by lumped-circuit the most according to claim 1, it is characterised in that: described
Lumped-circuit is electronic component composition in series or in parallel, described electronic component be in electric capacity, inductance, magnetic bead any one or
Its combination in any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593146.0A CN106058485A (en) | 2016-07-26 | 2016-07-26 | Board to improve the radiation coupling loss through integrated circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610593146.0A CN106058485A (en) | 2016-07-26 | 2016-07-26 | Board to improve the radiation coupling loss through integrated circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106058485A true CN106058485A (en) | 2016-10-26 |
Family
ID=57417418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610593146.0A Pending CN106058485A (en) | 2016-07-26 | 2016-07-26 | Board to improve the radiation coupling loss through integrated circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106058485A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101573833A (en) * | 2006-12-22 | 2009-11-04 | 诺基亚公司 | An apparatus comprising an antenna element and a metal part |
| CN104901000A (en) * | 2015-05-14 | 2015-09-09 | 广东欧珀移动通信有限公司 | Coupled-feeding reconfigurable antenna and manufacturing method |
| CN205944443U (en) * | 2016-07-26 | 2017-02-08 | 智慧海派科技有限公司 | Mainboard of radiation coupling consume is improved through album summation circuit |
-
2016
- 2016-07-26 CN CN201610593146.0A patent/CN106058485A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101573833A (en) * | 2006-12-22 | 2009-11-04 | 诺基亚公司 | An apparatus comprising an antenna element and a metal part |
| CN104901000A (en) * | 2015-05-14 | 2015-09-09 | 广东欧珀移动通信有限公司 | Coupled-feeding reconfigurable antenna and manufacturing method |
| CN205944443U (en) * | 2016-07-26 | 2017-02-08 | 智慧海派科技有限公司 | Mainboard of radiation coupling consume is improved through album summation circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161026 |
|
| RJ01 | Rejection of invention patent application after publication |