CN106954116B - Neck-wearing earphone - Google Patents
Neck-wearing earphone Download PDFInfo
- Publication number
- CN106954116B CN106954116B CN201710305556.5A CN201710305556A CN106954116B CN 106954116 B CN106954116 B CN 106954116B CN 201710305556 A CN201710305556 A CN 201710305556A CN 106954116 B CN106954116 B CN 106954116B
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- CN
- China
- Prior art keywords
- arc
- shell
- clamping edge
- neck
- circuit board
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1016—Earpieces of the intra-aural type
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
Abstract
The invention discloses a neck headphone, which comprises an in-ear earplug and an arc-shaped shell used for being worn on the neck behind a ring, wherein a circuit board is arranged in the arc-shaped shell, the in-ear earplug is connected with the circuit board through a wire, the arc-shaped shell is also connected with an arc-shaped adjusting rod, the arc-shaped adjusting rod is used for being worn on the neck in front of the ring, a piezoelectric pickup assembly is fixedly arranged on the intrados of the arc-shaped adjusting rod, and the piezoelectric pickup assembly is connected with the circuit board through a wire. According to the earphone, the arc-shaped adjusting rod for being worn on the neck in front of the ring is arranged, the piezoelectric pickup assembly is fixedly arranged on the inner cambered surface of the arc-shaped adjusting rod, the laryngeal sound-producing vibration is transmitted to the piezoelectric pickup assembly to vibrate, and the processor on the circuit board is used for processing and transmitting signals.
Description
Technical Field
The invention relates to a conversation earphone, in particular to a neck-wearing earphone.
Background
The existing communication earphone mostly adopts an audio microphone. When the user speaks, the vocal cords vibrate and the sound is transmitted by the air as a medium, the microphone picks up the sound and converts it into an electrical signal, and the chip transmits the electrical signal to the terminal through wireless or wire. This approach introduces noise that is unavoidable because the sound needs to travel a distance in the air and is highly susceptible to interference, especially when in a noisy environment, the speaking sound is picked up by the microphone along with the external noise, which can significantly reduce the quality of the conversation.
Based on the above background, a solution using solid sound transmission, such as bone conduction, has been proposed. The influence of external noise on the conversation quality can be avoided by utilizing the bone conduction principle to collect sound, however, because the influence of the earphone structural design is received, in the existing bone conduction sound collection scheme, the pick-up surface of the MIC is mostly selected to be out of the skull, the jawbone or the nasal cavity, the vibration of the venturi needs to be transmitted to the skull, the jawbone and the nasal cavity through skeletal muscles and the like, and the energy loss is very large, so that the vibration difficulty of collecting the sound at the positions is very large, and the effect is also poor.
Disclosure of Invention
The invention provides a neck headphone, which aims to solve the technical problems that the prior headphone adopts an audio microphone to collect sound, interference is easy to introduce, or the capability loss is large due to the prior bone conduction sound.
In order to solve the technical problems, the invention is realized by adopting the following technical scheme:
the utility model provides a neck headphone, includes in-ear earplug, is used for the arc shell that neck was worn behind the ring, be provided with the circuit board in the arc shell, in-ear earplug pass through the wire with the circuit board is connected, the arc shell still is connected with the arc regulation pole, set firmly piezoelectricity pickup subassembly on the intrados of arc regulation pole, piezoelectricity pickup subassembly pass through the wire with the circuit board is connected, the arc regulation pole is used for wearing the neck before the ring, the piezoelectricity pickup subassembly is used for gathering the vibration signal that produces when human throat pronounces, and generates the signal transmission to the circuit board, by the processing and the control transmission of signal are carried out to the treater on the circuit board.
Further, the arc-shaped shell comprises an upper shell and a lower shell which are fixed mutually, a shell cavity is formed between the upper shell and the lower shell in a surrounding mode, and the circuit board is fixedly arranged in the shell cavity.
Further, the upper shell is provided with an inward flanging which is turned over towards the direction of the inner cambered surface of the upper shell, the lower shell is provided with an outward flanging which is turned over towards the direction of the outer cambered surface of the lower shell, and the inward flanging is buckled and fixedly connected with the outward flanging.
Further, a step which is at least fixedly connected with one of the upper shell and the lower shell is arranged between the upper shell and the lower shell, a through hole is formed in the step, the end part of the arc-shaped adjusting rod penetrates through the through hole to be inserted into the shell cavity and is fixed with the arc-shaped shell, and the depth of the arc-shaped adjusting rod inserted into the shell cavity is adjustable.
Further, the inferior valve includes big arc body and two little arc chimb, the both ends of big arc body are formed with outside convex step respectively, little arc chimb pass through the step with big arc body coupling, it has the through-hole to open on the step, the tip of arc regulation pole passes the through-hole, at least one of them tip of arc regulation pole is formed with inwards or outwards turns over the spacing claw for with the step joint of this spacing claw place side.
Further, the arc-shaped adjusting rod comprises a body part and two clamping edge parts which are respectively positioned at two ends of the body part, the width of the body part is larger than that of the clamping edge parts, and the clamping edge parts penetrate through the through holes and are connected with the lower shell.
Further, the two clamping edges are respectively a first clamping edge and a second clamping edge, the arc length of the first clamping edge is larger than that of the second clamping edge, the free end of the second clamping edge is provided with a limiting claw which is turned inwards or outwards, and the end part of the arc-shaped shell on the side where the first clamping edge is arranged is provided with a locking structure for locking the first clamping edge after the first clamping edge is inserted into the casing cavity to be deeply adjusted.
Further, the external cambered surface of the first clamping edge is provided with insections, and the end surface of the locking structure facing the insection direction is provided with a claw meshed with the insections.
Further, the two clamping edges are respectively a first clamping edge and a second clamping edge, the free ends of the first clamping edge and the second clamping edge are respectively provided with inwards or outwards turned limiting claws, and the two ends of the arc-shaped shell are respectively provided with a locking structure for locking the first clamping edge or the second clamping edge after the depth of the first clamping edge or the second clamping edge inserted into the shell cavity is adjusted.
Further, the external cambered surfaces of the first clamping edge and the second clamping edge are provided with insections, and the end surfaces of the locking structure, which face the insections, are provided with claws meshed with the insections.
Further, the piezoelectric pickup assembly comprises piezoelectric ceramics and a conductive column connected with the piezoelectric ceramics, and the conductive column is connected with the circuit board through a wire.
Further, a soft rubber sleeve is fixedly arranged on the inner cambered surface of the lower shell and/or the outer surface of the piezoelectric pickup assembly.
Compared with the prior art, the invention has the advantages and positive effects that: according to the neck-wearing earphone, the arc-shaped adjusting rod for being worn around the front neck is arranged, the piezoelectric pickup assembly is fixedly arranged on the inner cambered surface of the arc-shaped adjusting rod, after the neck-wearing earphone is worn, the piezoelectric pickup assembly is directly contacted with the throat of a human body, the throat sounding vibration is transmitted to the piezoelectric pickup assembly to vibrate, an electric signal is generated and transmitted to the circuit board, and the circuit board is used for processing and transmitting the signal.
Other features and advantages of the present invention will become more apparent from the following detailed description of embodiments of the present invention, which is to be read in connection with the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of an embodiment of a neck-worn earphone according to the present invention;
FIG. 2 is a disassembled view of FIG. 1;
FIG. 3 is a longitudinal cross-sectional view of FIG. 1;
fig. 4 is an enlarged view of a portion a in fig. 2;
fig. 5 is an enlarged view of a portion B in fig. 3;
fig. 6 is an enlarged view of a portion C in fig. 3;
fig. 7 is a longitudinal cross-sectional view of another embodiment of the neck-worn headphones according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
The embodiment provides a neck headphone, as shown in fig. 1 and 2, including ear-in earplug 11, be used for the arc shell 12 that neck was worn behind the ring, be provided with circuit board 13 in the arc shell 12, ear-in earplug 11 passes through wire 14 and is connected with circuit board 13, arc shell 12 still is connected with arc regulation pole 15, arc regulation pole 15 is used for the neck to wear before the ring, set firmly piezoelectricity pickup assembly 16 on the intrados of arc regulation pole 15, piezoelectricity pickup assembly 16 passes through the wire and is connected with circuit board 13. The arc-shaped shell 12 and the arc-shaped adjusting rod 15 form a closed circle when the neck-wearing earphone is worn, the neck is sleeved around the neck of a human body, the neck is behind the arc-shaped shell 12, the neck is in front of the arc-shaped adjusting rod 15, the piezoelectric pickup assembly 16 fixedly arranged on the intrados of the arc-shaped adjusting rod 15 is in contact with the throat of the human body, when a person speaks, the throat sound vibration is transmitted to the piezoelectric pickup assembly for vibration, the piezoelectric pickup assembly generates an electric signal and transmits the electric signal to the circuit board, and the processor on the circuit board processes and controls the signal for transmission.
The neck-wearing earphone of the present embodiment may be an active earphone or a passive earphone, when the neck-wearing earphone is a passive earphone, an audio transmission line connected to a circuit board is further required to be provided, an audio connector is provided on the audio transmission line for connecting to an external terminal, when the neck-wearing earphone is an active earphone, a wireless communication mode, such as bluetooth communication, is generally adopted, at this time, a bluetooth communication module and a dc battery for supplying power to an electric device on the circuit board are required to be provided on the circuit board, as shown in fig. 2, in this embodiment, the active earphone is taken as an example, and the dc battery 18 and the circuit board 13 are provided together in the arc-shaped housing 12.
As shown in fig. 2 and 3, the arc-shaped casing 12 includes an upper casing 121 and a lower casing 122 which are fixed to each other, a casing cavity 12a is enclosed between the upper casing 121 and the lower casing 122, the circuit board 13 is fixedly arranged in the casing cavity 12a, the casing cavity 12a is preferably a closed cavity structure, and by arranging the circuit board 13 in the casing cavity 12a, the arc-shaped casing plays a role of protecting the circuit board 13 on one hand, and on the other hand, the earphone appearance is integrally attractive.
As a preferred embodiment, as shown in fig. 2 and 3, for the convenience of mass production and assembly, the upper case 121 has an inward flange turned toward the intrados direction, the lower case 122 has an outward flange turned toward the extrados direction, the inward flange is fixedly connected with the outward flange in a snap fit manner, and the circuit board 13 is fixedly disposed in the case cavity 12a defined by the upper case 121 and the lower case 122.
The upper shell 121 and the lower shell 122 are provided with steps, the steps are at least fixedly connected with one of the upper shell 121 and the lower shell 122, the steps can be simultaneously connected with the upper shell 121 and the lower shell 122, through holes are formed in the steps, the end parts of the arc adjusting rods 15 penetrate through the through holes to be inserted into the shell cavities 12a and are fixed with the arc shells 12, and in order to meet the requirements of different users, the depth of the arc adjusting rods 15 inserted into the shell cavities is adjustable.
As a preferred embodiment, as shown in fig. 2 and 4, the lower shell 122 includes a large arc body 1221 and two small arc flanges 1222, two ends of the large arc body 1221 are respectively formed with an outwardly protruding step 1223, the small arc flanges 1222 are connected with the large arc body 1221 through the steps 1223, the steps 1223 are provided with through holes 1224, the ends of the arc adjusting rods 15 pass through the through holes 1223, at least one end of the arc adjusting rods 15 is formed with inwards or outwards turned limiting claws 151 for being clamped with the steps 1223 on the side of the limiting claws 151. Through the design structure of this upper and lower shell, be convenient for form the shell chamber on the one hand for can hold circuit board isotructure, on the other hand, be convenient for arc regulation pole 15 and arc shell 12 fixed connection, arc regulation pole 15 unnecessary part can insert the shell intracavity, rational utilization space, the appearance is pleasing to the eye.
As shown in fig. 2 and 4, the arc adjusting lever 15 includes a main body 152 and two clamping edges respectively located at two ends of the main body 152, the main body 152 has a width greater than that of the clamping edges, and the clamping edges penetrate through the through hole 1223 to be connected with the lower case 122. In this embodiment, the two clamping edges are a first clamping edge 153 and a second clamping edge 154 respectively, the arc length of the first clamping edge 153 is longer than that of the second clamping edge 154, the free end of the second clamping edge 154 is formed with a limiting claw 151 turned inwards or outwards, and the end of the arc-shaped casing 12 on the side where the first clamping edge 153 is located is provided with a locking structure 17 for locking the first clamping edge 153 after the first clamping edge 153 is inserted into the casing cavity 12a and the depth is adjusted. Because the difference of human body, the required length of arc regulation pole 15 is different because of the individual, consequently, need design sufficient length for arc regulation pole 15 during the design, the user can be according to self condition adjustment to satisfy different people's demand, consequently, the arc regulation pole of a part of length of remainder can insert the shell intracavity, this structure is that the card limit of one side (second card limit place side) is unchangeable in the depth of shell intracavity, only plays limiting displacement, the card limit of another side (first card limit place side) is in the depth of shell intracavity can be adjusted in a flexible way, after adjusting to comfortable position, through locking structure 17 locking. Since the body portion 152 of the arc adjusting lever 15 is used to support the piezoelectric pickup assembly 16 and is likely to directly contact the front neck of the human body, the width of the body portion should be set to be wider than the clip edge portion in order to improve wearing comfort.
In order to improve the locking performance of the locking structure 17, as shown in fig. 2, 3 and 6, the external arc surface of the first clamping edge 153 is formed with a tooth pattern 153a, and the end surface of the locking structure 17 facing the tooth pattern 153a is formed with a claw 17a meshed with the tooth pattern 153 a. When the locking structure 17 is inserted into the gap between the arc adjusting rod 15 and the arc housing, the claw 17a is embedded into the tooth pattern 153a, so that the arc adjusting rod 15 can be firmly locked, and random drawing of the arc adjusting rod 15 is prevented.
The neck-wearing earphone of the embodiment utilizes the principle of piezoelectric effect, which is a phenomenon that mechanical energy and electric energy are exchanged in a dielectric material. When the crystal receives the action of external force in a certain fixed direction, an electric polarization phenomenon is generated inside the crystal, and meanwhile charges with opposite signs are generated on certain two surfaces; when the external force is removed, the crystal is restored to an uncharged state; when the direction of the external force is changed, the polarity of the electric charge is also changed; the charge quantity generated by the stress of the crystal is in direct proportion to the magnitude of the external force, and the piezoelectric ceramic is adopted in the embodiment. As shown in fig. 5, which is an enlarged view of a portion B in fig. 3, the piezoelectric pickup assembly 16 includes a piezoelectric ceramic 161 and a conductive post 162 connected to the piezoelectric ceramic 161, and the conductive post 162 is connected to the circuit board 13 by a wire. The piezoelectric ceramic 161 may convert mechanical energy into electrical energy and transmit a current signal to the circuit board through the conductive posts 162 and wires connected between the conductive posts 163 and the circuit board.
As shown in fig. 2, the inner arc surface of the lower shell 122 is preferably fixedly provided with a soft rubber sleeve 123, which can be attached to the rear neck of a human body when worn, so that wearing comfort is improved.
As shown in fig. 5, the outer surface of the piezoelectric pickup assembly 16 is fixedly provided with a flexible rubber sleeve 163, so that the piezoelectric pickup assembly can be attached to the throat of a human body during use, and wearing comfort is further improved.
Example two
The present embodiment provides another neck-wearing earphone in a structural form, as shown in fig. 7, including an ear-in earplug 11 and an arc-shaped casing 12 for wearing around the neck, a circuit board 13 is disposed in the arc-shaped casing 12, the ear-in earplug 11 is connected with the circuit board 13 through a wire 14, the arc-shaped casing 12 is also connected with an arc-shaped adjusting rod 15, the arc-shaped adjusting rod 15 is used for wearing around the neck, a piezoelectric pickup assembly 16 is fixedly disposed on the intrados of the arc-shaped adjusting rod 15, and the piezoelectric pickup assembly 16 is connected with the circuit board 13 through a wire. Compared with the first embodiment, the difference between the two sides of the earphone is that the two sides of the earphone are a first side 153 and a second side 154, the lengths of the first side 153 and the second side 154 are equal, the free ends of the first side 153 and the second side 154 are respectively provided with a limiting claw 151 turned inwards or outwards, and the two ends of the arc-shaped casing 12 are respectively provided with a locking structure 17 for locking the first side 153 or the second side 154 after the depth of the first side 153 or the second side 154 inserted into the casing cavity 12a is adjusted.
In order to improve the locking performance of the locking structure 17, the outer cambered surfaces of the first clamping edge 153 and the second clamping edge 154 are provided with insections (the ratio reasons are not shown in the drawings, the specific structure can be referred to fig. 6), and the end surface of the locking structure facing the insection direction is provided with a claw meshed with the insections.
It should be understood that the above description is not intended to limit the invention to the particular embodiments disclosed, but to limit the invention to the particular embodiments disclosed, and that other variations, modifications, additions and substitutions are possible, without departing from the scope of the invention as disclosed in the accompanying claims.
Claims (9)
1. A neck headphone, characterized in that: comprises an in-ear earplug and an arc-shaped shell used for being worn on the neck behind a ring, wherein a circuit board is arranged in the arc-shaped shell, the in-ear earplug is connected with the circuit board through a wire, the arc-shaped shell is also connected with an arc-shaped adjusting rod, a piezoelectric pickup assembly is fixedly arranged on the inner cambered surface of the arc-shaped adjusting rod, the piezoelectric pickup assembly is connected with the circuit board through a wire, the arc-shaped adjusting rod is used for being worn around the front neck, and the piezoelectric pickup assembly is used for collecting vibration signals generated when the throat of a human body sounds, generating electric signals and sending the electric signals to the circuit board, and a processor on the circuit board is used for processing and controlling the signals to be sent;
the arc-shaped shell comprises an upper shell and a lower shell which are fixed with each other, the lower shell comprises a large arc body and two small arc convex edges, the two ends of the large arc body are respectively provided with an outwards protruding step, the small arc convex edges are connected with the large arc body through the steps, through holes are formed in the steps, the end parts of the arc-shaped adjusting rods penetrate through the through holes, at least one end part of each arc-shaped adjusting rod is provided with inwards or outwards folded limiting claws, and the limiting claws are used for being connected with the steps on the sides where the limiting claws are located in a clamping mode.
2. The neck-worn headphones as recited in claim 1, wherein: a shell cavity is formed between the upper shell and the lower shell in a surrounding mode, and the circuit board is fixedly arranged in the shell cavity.
3. The neck-worn headphones as recited in claim 2, wherein: the upper shell is provided with an inward flanging which is turned over towards the direction of the inner cambered surface of the upper shell, the lower shell is provided with an outward flanging which is turned over towards the direction of the outer cambered surface of the lower shell, and the inward flanging is buckled and fixedly connected with the outward flanging.
4. The neck-worn headphones as recited in claim 2, wherein: the upper shell and the lower shell are provided with a step which is at least fixedly connected with one of the upper shell and the lower shell, the step is provided with a through hole, the end part of the arc-shaped adjusting rod penetrates through the through hole to be inserted into the shell cavity and is fixed with the arc-shaped shell, and the depth of the arc-shaped adjusting rod inserted into the shell cavity is adjustable.
5. The neck-worn headphones as recited in claim 1, wherein: the arc-shaped adjusting rod comprises a body part and two clamping edge parts which are respectively positioned at two ends of the body part, wherein the width of the body part is larger than that of the clamping edge parts, and the clamping edge parts penetrate through the through holes and are connected with the lower shell.
6. The neck-worn headphones as recited in claim 5, further comprising: the two clamping edges are respectively a first clamping edge and a second clamping edge, the arc length of the first clamping edge is larger than that of the second clamping edge, the free end of the second clamping edge is provided with an inwards or outwards folded limiting claw, and the end part of the arc-shaped shell on the side where the first clamping edge is arranged is provided with a locking structure used for locking the first clamping edge after the first clamping edge is inserted into the depth of the shell cavity.
7. The neck-worn headphones as recited in claim 6, further comprising: the outer cambered surface of the first clamping edge is provided with insections, and the end surface of the locking structure facing the insection direction is provided with a claw meshed with the insections.
8. The neck-worn headphones as recited in claim 5, further comprising: the two clamping edges are respectively a first clamping edge and a second clamping edge, the free ends of the first clamping edge and the second clamping edge are respectively provided with inwards or outwards turned limiting claws, the two ends of the arc-shaped shell are respectively provided with a locking structure, the locking structures are used for locking the first clamping edge or the second clamping edge after the depth of the first clamping edge or the second clamping edge, which is inserted into the cavity of the shell, is adjusted, the outer cambered surfaces of the first clamping edge and the second clamping edge are provided with insections, and the locking structures face the end faces in the insections direction, and the end faces of the locking structures are provided with claws meshed with the insections.
9. The neck-worn headphones as recited in any of claims 1-8, wherein: the piezoelectric pickup assembly comprises piezoelectric ceramics and a conductive column connected with the piezoelectric ceramics, and the conductive column is connected with the circuit board through a wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710305556.5A CN106954116B (en) | 2017-05-03 | 2017-05-03 | Neck-wearing earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710305556.5A CN106954116B (en) | 2017-05-03 | 2017-05-03 | Neck-wearing earphone |
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| Publication Number | Publication Date |
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| CN106954116A CN106954116A (en) | 2017-07-14 |
| CN106954116B true CN106954116B (en) | 2023-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710305556.5A Active CN106954116B (en) | 2017-05-03 | 2017-05-03 | Neck-wearing earphone |
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| CN (1) | CN106954116B (en) |
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| CN2679953Y (en) * | 2004-01-21 | 2005-02-16 | 周家耀 | Noise isolating transceiving earphone |
| CN1625189A (en) * | 2003-12-02 | 2005-06-08 | 日立麦克赛尔株式会社 | Ear-weared sound information phone |
| TWM320262U (en) * | 2007-03-26 | 2007-10-01 | Chih-Hao Pan | Improved structure of single-ear wireless earphone for microphone communication |
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| CN204190755U (en) * | 2014-07-28 | 2015-03-04 | 胡健生 | A kind of Necklet-type larynx wheat intercom |
| CN205508400U (en) * | 2015-12-24 | 2016-08-24 | 深圳市凯木金科技有限公司 | Electronic product sound noise reduction system |
| CN106535023A (en) * | 2016-12-26 | 2017-03-22 | 歌尔股份有限公司 | Beck-wearing earphone and control mode thereof |
| CN206097528U (en) * | 2016-04-14 | 2017-04-12 | 渤海大学 | Foreign language sound production teaching device |
| CN206674162U (en) * | 2017-05-03 | 2017-11-24 | 歌尔科技有限公司 | A kind of neck headset |
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2017
- 2017-05-03 CN CN201710305556.5A patent/CN106954116B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1625189A (en) * | 2003-12-02 | 2005-06-08 | 日立麦克赛尔株式会社 | Ear-weared sound information phone |
| CN2679953Y (en) * | 2004-01-21 | 2005-02-16 | 周家耀 | Noise isolating transceiving earphone |
| TWM320262U (en) * | 2007-03-26 | 2007-10-01 | Chih-Hao Pan | Improved structure of single-ear wireless earphone for microphone communication |
| CN103986542A (en) * | 2014-05-30 | 2014-08-13 | 常州联力自动化科技有限公司 | Down-hole digital explanation system |
| CN204190755U (en) * | 2014-07-28 | 2015-03-04 | 胡健生 | A kind of Necklet-type larynx wheat intercom |
| CN205508400U (en) * | 2015-12-24 | 2016-08-24 | 深圳市凯木金科技有限公司 | Electronic product sound noise reduction system |
| CN206097528U (en) * | 2016-04-14 | 2017-04-12 | 渤海大学 | Foreign language sound production teaching device |
| CN106535023A (en) * | 2016-12-26 | 2017-03-22 | 歌尔股份有限公司 | Beck-wearing earphone and control mode thereof |
| CN206674162U (en) * | 2017-05-03 | 2017-11-24 | 歌尔科技有限公司 | A kind of neck headset |
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| CN106954116A (en) | 2017-07-14 |
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