CN108806653A - A kind of Wireless pickup based on multi-layer PCB coil - Google Patents
A kind of Wireless pickup based on multi-layer PCB coil Download PDFInfo
- Publication number
- CN108806653A CN108806653A CN201810559326.6A CN201810559326A CN108806653A CN 108806653 A CN108806653 A CN 108806653A CN 201810559326 A CN201810559326 A CN 201810559326A CN 108806653 A CN108806653 A CN 108806653A
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- CN
- China
- Prior art keywords
- signal processing
- processing circuit
- layer pcb
- pcb coil
- wireless
- 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
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Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H3/00—Instruments in which the tones are generated by electromechanical means
- G10H3/12—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument
- G10H3/14—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means
- G10H3/18—Instruments in which the tones are generated by electromechanical means using mechanical resonant generators, e.g. strings or percussive instruments, the tones of which are picked up by electromechanical transducers, the electrical signals being further manipulated or amplified and subsequently converted to sound by a loudspeaker or equivalent instrument using mechanically actuated vibrators with pick-up means using a string, e.g. electric guitar
- G10H3/181—Details of pick-up assemblies
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10D—STRINGED MUSICAL INSTRUMENTS; WIND MUSICAL INSTRUMENTS; ACCORDIONS OR CONCERTINAS; PERCUSSION MUSICAL INSTRUMENTS; AEOLIAN HARPS; SINGING-FLAME MUSICAL INSTRUMENTS; MUSICAL INSTRUMENTS NOT OTHERWISE PROVIDED FOR
- G10D3/00—Details of, or accessories for, stringed musical instruments, e.g. slide-bars
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Near-Field Transmission Systems (AREA)
Abstract
The invention discloses a kind of Wireless pickups based on multi-layer PCB coil, multi-layer PCB coil, electric signal processing circuit pcb board are respectively provided in pickup housing, electric signal processing circuit pcb board input terminal is connect with multi-layer PCB coil output, wireless transmission antenna circuit, wired accessory power outlet are set on electric signal processing circuit pcb board, wireless transmission antenna circuit, wired accessory power outlet are electrically connected with the circuit audio signal output end on electric signal processing circuit pcb board, and magnetic pole is arranged in multi-layer PCB coil turn.The Wireless pickup combination PCB coil technology and wired, wireless audio signal transmission technology of the present invention, realizes the transmitted in both directions of audio signal, and simple structure, small product size is small, and installation is simple and fast, and sensitivity and stability are high.The number of turns of PCB coil increases, and sensitivity improves a lot, and with more flexible in terms of phono pickup for musical instrument, accommodation is wider.
Description
Technical field
The present invention relates to sound pick-up technical field more particularly to a kind of Wireless pickups based on multi-layer PCB coil.
Background technology
In 18th century, stringed-instrument player processed, which has to add in portion in a low voice, has used a string and all using the pattern of monochord, to generate
The method of tuning a stringed instrument of six string guitar today, that is, the present wooden guitar.Guitar is generally divided into 3 major class：Acoustic guitar (is divided into the people
Ballad guitar, classical guitar), electric guitar, electric bass.
People can use sound pick-up when carrying out musical performance, especially solo using the wooden guitar, and musical instrument sound is inputted
Amplify to power amplification speaker, to make up the small deficiency of its volume.The existing sound pick-up based on PCB coil technology uses 2 layers
Pcb board carry out 8-shaped PCB copper sheet coilings, sound pick-up because by PCB layer number with and design structure, technique limited, the number of turns is few,
Poor sensitivity is difficult to realize high standard phono pickup for musical instrument requirement.
Invention content
In view of the drawbacks described above of the prior art, technical problem to be solved by the invention is to provide one kind being based on multilayer
The Wireless pickup of PCB coil, so as to solve the deficiencies in the prior art.
To achieve the above object, the present invention provides a kind of Wireless pickups based on multi-layer PCB coil, including Metal musical instrument
String, multi-layer PCB coil, magnetic pole, electric signal processing circuit pcb board, wireless transmission antenna circuit, wired accessory power outlet are described more
Layer PCB coil, electric signal processing circuit pcb board are respectively provided in pickup housing, the electric signal processing circuit pcb board input terminal
It is connect with multi-layer PCB coil output, wireless transmission antenna circuit, wired defeated is set on the electric signal processing circuit pcb board
Go out socket, the wireless transmission antenna circuit, wired accessory power outlet are believed with the circuit audio on electric signal processing circuit pcb board
The electrical connection of number output end, the magnetic pole are arranged in multi-layer PCB coil turn.
A kind of above-mentioned Wireless pickup based on multi-layer PCB coil also sets up charging lithium electricity in the pickup housing
Pond, the charged lithium cells are electrically connected with electric signal processing circuit pcb board, and the electric signal processing circuit pcb board includes successively
Audio power amplifying circuit, audio signal processing circuit, the wireless transmission antenna circuit of connection, the electric signal processing circuit
Pcb board further includes charging circuit, and wherein charging circuit output end connects charged lithium cells.
A kind of above-mentioned Wireless pickup based on multi-layer PCB coil, the magnetic pole are multiple.
A kind of above-mentioned Wireless pickup based on multi-layer PCB coil, the magnetic pole top are pierced by pickup housing.
A kind of above-mentioned Wireless pickup based on multi-layer PCB coil, the multi-layer PCB coil are but are not limited to 12 layers.
A kind of above-mentioned Wireless pickup based on multi-layer PCB coil, the multi-layer PCB coil are copper sheet coil.
The beneficial effects of the invention are as follows：
The sound pick-up combination PCB coil technology and wired, wireless audio signal transmission technology of the present invention, realizes audio signal
Transmitted in both directions, using wireless transmission when, any connection line need not be connected, have simple structure, small product size is small, peace
Fill it is simple and fast, the features such as sensitivity and high stability.The number of turns of PCB coil increases, and sensitivity improves a lot, in musical instrument
Utilization is more flexible in terms of sound pick-up, and accommodation is wider.
The technique effect of the design of the present invention, concrete structure and generation is described further below with reference to attached drawing, with
It is fully understood from the purpose of the present invention, feature and effect.
Description of the drawings
Fig. 1 is the structural schematic diagram of the present invention.
Fig. 2 is the side, sectional structural schematic diagram of the present invention.
Fig. 3 is the sound pick-up multi-layer PCB coil principle figure of the present invention.
Fig. 4 is the schematic diagram of the audio power amplifying circuit of the present invention, audio signal processing circuit
Specific implementation mode
As shown in Figure 1, 2, a kind of Wireless pickup based on multi-layer PCB coil, including metal string 1, multi-layer PCB coil
2, magnetic pole 3, electric signal processing circuit pcb board 4, wireless transmission antenna circuit 5, wired accessory power outlet 6, the multi-layer PCB coil
2, electric signal processing circuit pcb board 4 is respectively provided in pickup housing 8,4 input terminal of electric signal processing circuit pcb board with it is more
Layer 2 output end of PCB coil connects, setting wireless transmission antenna circuit 5, wired output on the electric signal processing circuit pcb board 4
Socket 6, the wireless transmission antenna circuit 5, wired accessory power outlet 6 with the circuit audio on electric signal processing circuit pcb board 4
Signal output end is electrically connected, and the setting of the magnetic pole 3 is in multi-layer PCB coil 2 encloses.
In the present embodiment, charged lithium cells 7, the charged lithium cells 7 and electric signal are also set up in the pickup housing 8
Processing circuit pcb board 4 be electrically connected, the electric signal processing circuit pcb board 4 include sequentially connected audio power amplifying circuit,
Audio signal processing circuit, wireless transmission antenna circuit 5, the electric signal processing circuit pcb board 4 further includes charging circuit,
Middle charging circuit output end connects charged lithium cells 7.As shown in figure 4, for audio power amplifying circuit, audio signal processing circuit
Schematic diagram, audio signal is after power tube Q2, triode Q1 amplification, using the differential amplification of triode Q3, Q9 composition
Circuit suppression common mode interference signal handles audio signal.
In the present embodiment, the magnetic pole 3 is multiple.
In the present embodiment, 3 top of the magnetic pole is pierced by pickup housing 8.
In the present embodiment, the multi-layer PCB coil 2 is but is not limited to 12 layers.
In the present embodiment, the multi-layer PCB coil 2 is copper sheet coil.
Operation principle is：Metal string 1 is stirred, shake of the metal string 1 above sound pick-up permanent magnet coil magnetic field is passed through
It is dynamic to induce electric signal by 12 layers of P C B copper sheet coils again.Electric signal is sent on electric signal processing circuit pcb board 4 again
Next stage signal amplification circuit carries out Audio Signal Processing, then is realized by wireless transmission antenna circuit 5, wired accessory power outlet 6
The wireless or wire transmission of audio electrical signal.This product combination PCB coil technology and wired, wireless audio signal transmit skill
Art realizes the transmitted in both directions of audio signal, when using wireless transmission, need not connect any connection line, has structure letter
Easily, the features such as small product size is small, and installation is simple and fast, sensitivity and high stability.The number of turns of PCB coil increases, sensitivity
It improves a lot, with more flexible in terms of phono pickup for musical instrument, accommodation is wider.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be in the protection domain being defined in the patent claims.
Claims (6)
1. a kind of Wireless pickup based on multi-layer PCB coil, it is characterised in that：Including metal string (1), multi-layer PCB coil
(2), magnetic pole (3), electric signal processing circuit pcb board (4), wireless transmission antenna circuit (5), wired accessory power outlet (6) are described more
Layer PCB coil (2), electric signal processing circuit pcb board (4) are respectively provided in pickup housing (8), the electric signal processing circuit
Pcb board (4) input terminal is connect with multi-layer PCB coil (2) output end, is arranged on the electric signal processing circuit pcb board (4) wireless
Transmitting antenna circuit (5), wired accessory power outlet (6), the wireless transmission antenna circuit (5), wired accessory power outlet (6) with electricity
Circuit audio signal output end electrical connection on signal processing circuit pcb board (4), the magnetic pole (3) are arranged in multi-layer PCB coil
(2) in circle.
2. a kind of Wireless pickup based on multi-layer PCB coil as described in claim 1, it is characterised in that：The sound pick-up
Charged lithium cells (7) are also set up in shell (8), the charged lithium cells (7) are electrically connected with electric signal processing circuit pcb board (4),
The electric signal processing circuit pcb board (4) includes sequentially connected audio power amplifying circuit, audio signal processing circuit, nothing
Line transmitting antenna circuit (5), the electric signal processing circuit pcb board (4) further includes charging circuit, wherein charging circuit output end
Connect charged lithium cells (7).
3. a kind of Wireless pickup based on multi-layer PCB coil as described in claim 1, it is characterised in that：The magnetic pole (3)
It is multiple.
4. a kind of Wireless pickup based on multi-layer PCB coil as described in claim 1, it is characterised in that：The magnetic pole (3)
Top is pierced by pickup housing (8).
5. a kind of Wireless pickup based on multi-layer PCB coil as described in claim 1, it is characterised in that：The multi-layer PCB
Coil (2) is but is not limited to 12 layers.
6. a kind of Wireless pickup based on multi-layer PCB coil as described in claim 1, it is characterised in that：The multi-layer PCB
Coil (2) is copper sheet coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810559326.6A CN108806653A (en) | 2018-06-01 | 2018-06-01 | A kind of Wireless pickup based on multi-layer PCB coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810559326.6A CN108806653A (en) | 2018-06-01 | 2018-06-01 | A kind of Wireless pickup based on multi-layer PCB coil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108806653A true CN108806653A (en) | 2018-11-13 |
Family
ID=64090099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810559326.6A Pending CN108806653A (en) | 2018-06-01 | 2018-06-01 | A kind of Wireless pickup based on multi-layer PCB coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108806653A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205491090U (en) * | 2016-01-25 | 2016-08-17 | 惠阳倍铃乐器配件有限公司 | Wireless adapter |
| CN105917403A (en) * | 2014-01-10 | 2016-08-31 | 菲什曼传感器公司 | Method and device using low inductance coil in an electrical pickup |
| CN208157051U (en) * | 2018-06-01 | 2018-11-27 | 惠州市天音乐器有限公司 | A kind of Wireless pickup based on multi-layer PCB coil |
-
2018
- 2018-06-01 CN CN201810559326.6A patent/CN108806653A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105917403A (en) * | 2014-01-10 | 2016-08-31 | 菲什曼传感器公司 | Method and device using low inductance coil in an electrical pickup |
| CN205491090U (en) * | 2016-01-25 | 2016-08-17 | 惠阳倍铃乐器配件有限公司 | Wireless adapter |
| CN208157051U (en) * | 2018-06-01 | 2018-11-27 | 惠州市天音乐器有限公司 | A kind of Wireless pickup based on multi-layer PCB coil |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181113 |
|
| RJ01 | Rejection of invention patent application after publication |