CN201708833U - Digital enhanced wireless hand-free communication device - Google Patents
Digital enhanced wireless hand-free communication device Download PDFInfo
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- CN201708833U CN201708833U CN2010201084849U CN201020108484U CN201708833U CN 201708833 U CN201708833 U CN 201708833U CN 2010201084849 U CN2010201084849 U CN 2010201084849U CN 201020108484 U CN201020108484 U CN 201020108484U CN 201708833 U CN201708833 U CN 201708833U
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- enhanced wireless
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Abstract
The utility model discloses a digital enhanced wireless hand-free communication device, which comprises a digital enhanced wireless main unit and a digital enhanced wireless headset. The digital enhanced wireless main unit is coupled to a public switched telephone network, a headset containing space is arranged on the digital enhanced wireless main unit, a magnetic component is arranged inside the headset containing space, the digital enhanced wireless headset can be separately disposed inside the headset containing space and in communication connection with the digital enhanced wireless main unit through digital enhanced wireless communication technique, the digital enhanced wireless headset is provided with a magnetic conducting component, the magnetic component attracts the magnetic conducting component of the digital enhanced wireless headset when the digital enhanced wireless headset is close to the headset containing space, and thereby the digital enhanced wireless headset can be quickly contained in the headset containing space. The digital enhanced wireless hand-free communication device supports making local calls and provides multiple choices in communication for users, and use of a hand-free receiver method can avoid arm soreness and inconvenience caused by use of common telephones by users.
Description
Technical field
The utility model relates to a kind of digital enhanced wireless hand-free communication device, relates in particular to a kind of in conjunction with public switch telephone network (Public Switch Telephone Network; PSTN), to support to dial the digital enhanced wireless hand-free communication device of common local calls.
Background technology
With reference to figure 1, be the enforcement schematic diagram of general conventional telephone set.The structure of early stage conventional telephone set 1 has a communication wire 14 for dial main frame 10 and 12 in microphone, and it can utilize a transmission line 16 to link to a public switch telephone network (PSTN) 2.The user can dial by the button 18 on the dialing main frame 10, and passes through public switch telephone network 2 and long-range link man's line, and converses with the link man by microphone 12.
Recent digital enhanced radio communication (Digital Enhanced Cordless Telecommunication; DECT) standard is more and more popularized and is continued to use by countries in the world.Utilize dect standard to have following advantage: 1. digital processing sound clarity; 2. the transmission range scope is big; 3. have the high density communication and use, characteristics such as interference-free.
Therefore, visit the gift of digital enhanced wireless communication technique, can make it become wireless dial-up phone 1 ' with digital enhanced wireless communication function and the matched combined that has the pedestal 10 ' of digital enhanced wireless communication function equally to being improved with the structure that microphone 12 lines are connected through communication wire 14 for dialing main frame 10 originally in the conventional art.By the wireless connections of wireless dial-up phone 1 ' and pedestal 10 ', and pedestal 10 ' is connected with public switch telephone network 2, and as shown in Figure 2, the user can not be subjected to conversing of distance limit in certain space.
Yet though wireless dial-up phone 1 ' has radio function, but the permanent handset telephone of user can cause the arm ache, this for people on the living conditions or work on communication quality will have a greatly reduced quality.
The utility model content
In order to overcome above-mentioned defective of the prior art, the utility model provides a kind of digital enhanced wireless hand-free communication device, its by public switch telephone network (PSTN) to reach the purpose of conversation, and can provide various talking modes to the user, comprise and use digital enhanced wireless headset conversation and use the main frame conversation that amplifies.
For achieving the above object, digital enhanced wireless hand-free communication device of the present utility model includes a digital enhanced wireless host and a digital enhanced wireless headset.Wherein, digital enhanced wireless host is coupled to a public switch telephone network, and it is provided with an earphone accommodation space, and this earphone accommodation space is provided with a magnetic element; Digital enhanced wireless headset is connected in digital enhanced wireless host by digital enhanced wireless communication technique, and the separable earphone accommodation space that is arranged at, wherein, digital enhanced wireless headset is provided with a magnetic conductive component, and in digital enhanced wireless headset during near the earphone accommodation space, magnetic element can adsorb the magnetic conductive component of digital enhanced wireless earphone, so that digital enhanced wireless headset is placed in the earphone accommodation space fast;
When digital enhanced wireless headset is placed in the earphone accommodation space, digital enhanced wireless headset and digital enhanced wireless host electrically connect, and, when digital enhanced wireless headset separated with the earphone accommodation space, digital enhanced wireless headset was connected with digital enhanced wireless host communication.
Preferable, a breech lock mechanism also can be set on this digital enhanced wireless host, this breech lock mechanism should be latched in this earphone accommodation space by digital enhanced wireless headset.
Preferable, this digital enhanced wireless host also can comprise: a telephone bell unit receives an incoming telephone signal from this public switch telephone network, and sends the caution the tinkle of bells according to this incoming telephone signal; One electronic switch unit is coupled to this public switch telephone network; One first central control unit receives this incoming telephone signal via this telephone bell unit, and controls this electronic switch unit conducting according to this incoming telephone signal; One speech path network unit is coupled to this first central control unit and this electronic switch unit, and this speech path network unit receives this incoming telephone signal via this electronic switch unit of conducting, and both sides are provided speech path network; And one first digital enhanced wireless transmission unit, be coupled to this first central control unit.
Preferable, this digital enhanced wireless host also can comprise: a decision circuitry, be connected in this first central control unit, this first decision circuitry is given this first central control unit according to the situation of this this digital enhanced wireless headset of earphone holding space for holding to export a judgement signal.
Preferable, this digital enhanced wireless host also can comprise: one first display is coupled to this first central control unit; One first flash cell is coupled to this first central control unit; One first loud speaker is coupled to this first central control unit; And one first microphone, be coupled to this first central control unit.
Preferable, this digital enhanced wireless host also can comprise: a voltage regulation unit, be coupled to this first central control unit and this first digital enhanced wireless transmission unit, this voltage regulation unit receives a direct current power supply, and exports a supply voltage and give this first central control unit and this first digital enhanced wireless transmission unit; One charging circuit unit is coupled to this first central control unit, and this charging circuit unit receives this DC power supply, and when this digital enhanced wireless headset is arranged on this earphone accommodation space, exports a charging voltage and give this digital enhanced wireless headset; And a charging signals lamp indicating member, be coupled to this first central control unit.
Preferable, this digital enhanced wireless host also can comprise: an electric shock protection unit is coupled to this public switch telephone network, in order to protect this incoming telephone signal; And a bridge rectifier unit, be coupled between this electric shock protection unit and this telephone bell unit, and this incoming telephone signal carried out rectification handle.
Preferable, this digital enhanced wireless headset can comprise: one second central control unit; One second digital enhanced wireless transmission unit is coupled to this second central control unit; And a battery, be coupled to this second central control unit and this second digital enhanced wireless transmission unit.
Preferable, this digital enhanced wireless headset also can comprise: a push-button unit, be coupled to this second central control unit, and provide a telephone number and every function command to this second central control unit; And one second display, be coupled to this second central control unit.
Preferable, this digital enhanced wireless headset also can comprise: one second flash cell is coupled to this second central control unit; One second loud speaker is coupled to this second central control unit; And one second microphone, be coupled to this second central control unit.
By the combination structurally of aforementioned digital enhanced wireless hand-free communication device of the present utility model and the connection of circuit, can effectively solve the user and use general conventional telephone set to cause the situation and the inconvenience of arm ache.
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, yet appended accompanying drawing for reference only use with explanation, be not to be used for the utility model is limited.
Description of drawings
Fig. 1 is the use schematic diagram of general conventional telephone set;
Fig. 2 is the use schematic diagram of general conventional wireless phone machine;
Fig. 3 A is a profile reference view of the present utility model;
Fig. 3 B is another profile reference view of the present utility model;
Fig. 4 is the circuit box schematic diagram of digital enhanced wireless host of the present utility model;
Fig. 5 is the circuit box schematic diagram of digital enhanced wireless headset of the present utility model;
Fig. 6 A to Fig. 6 D is the local circuit schematic diagram of digital enhanced wireless host of the present utility model; And
Fig. 7 A to Fig. 7 E is the local circuit schematic diagram of digital enhanced wireless headset of the present utility model.
The main element symbol description
Conventional telephone set 1
Dialing main frame 10
Microphone 12
Public switch telephone network (PSTN) 2
Wireless dial-up phone 1 '
Pedestal 10 '
Digital enhanced wireless host 3
Earphone accommodation space 32
First central control unit 301
Speech path network unit 304
Electric shock protection unit 305
The first digital enhanced wireless transmission unit 309
Charging signals lamp indicating member 312
First loud speaker 314
Incoming telephone signal S1
Judge signal S2
DC power supply VDD
Supply voltage VCC
Control signal SC1
The first charging voltage Vch1
Digital enhanced wireless headset 4
Second central control unit 401
The second digital enhanced wireless transmission unit 405
Push-button unit 410
Second loud speaker 413
Public switch telephone network 5
Magnetic conductive component 42
Embodiment
Please refer to Fig. 3 A, be a profile reference view of the present utility model.Digital enhanced wireless hand-free communication device of the present utility model includes a digital enhanced wireless host 3 and a digital enhanced wireless headset 4.The profile of digital enhanced wireless host 3 can be designed to a U font body (shown in Fig. 3 A), also or, be designed to a cuboid, shown in Fig. 3 B.Aforesaid Fig. 3 B is another profile reference view of the utility model.Digital enhanced wireless host 3 is coupled to a public switch telephone network 5, and digital enhanced wireless host 3 is provided with an earphone accommodation space 32, and wherein earphone accommodation space 32 inside are provided with a magnetic element 34.What simultaneously, digital enhanced wireless headset 4 can separate is arranged in the earphone accommodation space 32.In addition, when digital enhanced wireless headset 4 is placed in earphone accommodation space 32, digital enhanced wireless headset 4 electrically connects with digital enhanced wireless host 3, and, when digital enhanced wireless headset 4 separated with earphone accommodation space 32, digital enhanced wireless headset 4 can be connected with digital enhanced wireless host 3 communications by digital enhanced wireless communication technique.Again with reference to figure 3.Digital enhanced wireless headset 4 is provided with a magnetic conductive component 42, and in digital enhanced wireless headset 4 during near earphone accommodation space 32, magnetic element 34 in the earphone accommodation space 32 can adsorb the magnetic conductive component 42 of digital enhanced wireless earphone 4, so that digital enhanced wireless headset 4 can be placed among the earphone accommodation space 32 fast.Magnetic conductive component 42 can be that metalwork or other can be by the parts of magnetic attraction.The design of this kind magnetic absorption allows the magnetic element 34 in the earphone accommodation space 32 produce the effect of magnetic attraction, when the earphone accommodation space 32 of digital enhanced wireless headset 4 approaching digital enhanced wireless hosts 3, the magnetic conductive component 42 that can adsorb digital enhanced wireless earphone 4, so that digital enhanced wireless headset 4 can be placed in the earphone accommodation space 32 fast, and allow digital enhanced wireless headset 4 be electrically connected to digital enhanced wireless host 3.
Again with reference to figure 3.The inside configuration of digital enhanced wireless host 3 is provided with a first control circuit (not shown), in order to a local telephone network service to be provided, then is provided with earphone accommodation space 32 on the structure.When digital enhanced wireless headset 4 is contained in earphone accommodation space 32, the first control circuit of digital enhanced wireless host 3 inside configuration can be electrically connected at the second control circuit (not shown) of digital enhanced wireless headset 4.
Again with reference to figure 3.Digital enhanced wireless host 3 of the present utility model is wiredly connected to public switch telephone network (PSTN) 5, and by public switch telephone network (PSTN) 5 and remote communication.Digital enhanced wireless host 3 has and amplifies/function of radio reception, like this, the user can utilize the function and the far-end of the amplifying of digital enhanced wireless host 3/radio reception to carry out both sides' communication, simultaneously, digital enhanced wireless host 3 can also be shared for many people, to carry out both sides' communication with far-end.In addition, the user can take out digital enhanced wireless headset 4 from digital enhanced wireless host 3, carries out the communication of secret with Handless mode and far-end.According to aforementioned, when digital enhanced wireless headset 4 broke away from digital enhanced wireless host 3, the two carried out wireless telecommunications with digital enhanced wireless communication technique.
Again with reference to figure 3.When digital enhanced wireless headset 4 was placed on the digital enhanced wireless host 3, digital enhanced wireless headset 4 can universal sequence remittance current drainage with digital enhanced wireless host 3
(USB) electrically connect or electrically connect in the metallic contact mode.In addition, digital enhanced wireless host 3 can also be provided with a breech lock mechanism 36, breech lock mechanism 36 can optionally be latched in digital enhanced wireless headset 4 in the earphone accommodation space 32 for the user, preventing that children from taking out digital enhanced wireless headset 4, and the situation that causes eating digital enhanced wireless headset 4 by mistake takes place.
Cooperate Fig. 3, please refer to Fig. 4 and Fig. 6 A to Fig. 6 D.Fig. 4 is the circuit box schematic diagram of digital enhanced wireless host of the present utility model.Fig. 6 A to Fig. 6 D is the local circuit schematic diagram of digital enhanced wireless host of the present utility model.The first control circuit of digital enhanced wireless host 3 of the present utility model comprises a telephone bell unit 303, an electronic switch unit 302, one first central control unit 301, a speech path network unit 304 and one first digital enhanced wireless transmission unit 309.Wherein, telephone bell unit 303 receives an incoming telephone signal S1 from public switch telephone network 5, and sends the caution the tinkle of bells according to incoming telephone signal S1.302 of electronic switch units are to be coupled to public switch telephone network 5, first central control unit 301 and speech path network unit 304.
Wherein, when first central control unit 301 received incoming telephone signal S1 by telephone bell unit 303, they can be according to 302 conductings of incoming telephone signal S1 control electronic switch unit.At this moment, speech path network unit 304 can receive incoming telephone signal S1 by the electronic switch unit 302 of conducting, and provides both sides speech path network according to incoming telephone signal S1.301 of first central control units carry out the Data Processing of both sides conversation, and the data after will handling is sent to long-range digital enhanced wireless headset 4 by the first digital enhanced wireless transmission unit 309, with the purpose of realization both sides wireless telecommunications.
Cooperate Fig. 3 again, with reference to figure 4.The first control circuit of digital enhanced wireless host 3 also includes a decision circuitry 307, one first display 315, one first flash cell 308, one first loud speaker 314, one first microphone 313, a voltage regulation unit 310, a charging circuit unit 311 and a charging signals lamp indicating member 312, and aforementioned each element all is coupled to first central control unit 301.Wherein, whether decision circuitry 307 is equipped with digital enhanced wireless headset 4 according to earphone accommodation space 32, judges that signal S2 gives first central control unit 301 and export one.First display 315 provides the data of battery electric quantity, charged state, dialed number, communication book to show.First flash cell 308 is carried out for first central control unit 301, and then aforementioned each element is controlled in order to store a host application program.First loud speaker 314 and 313 of first microphones provide the playback and the radio reception of both sides' message.
In addition, voltage regulation unit 310 couples the first digital enhanced wireless transmission unit 309, and it receives a direct current power vd D, and exports a supply voltage VCC and give first central control unit 301 and the first digital enhanced wireless transmission unit 309.Charging circuit unit 311 receives DC power supply VDD, and when digital enhanced wireless headset 4 is arranged on earphone accommodation space 32, a control signal SC1 who is controlled by 301 outputs of first central control unit gives digital enhanced wireless headset 4 to export a charging voltage Vch1.Charging signals lamp indicating member 312 provides the charging indication.
Cooperate Fig. 3 again, with reference to figure 4.The first control circuit of digital enhanced wireless host 3 also includes an electric shock protection unit 305 and a bridge rectifier unit 306, and wherein, electric shock protection unit 305 is coupled to public switch telephone network 5, and the protection of incoming telephone signal S1 is provided.Bridge rectifier unit 306 is coupled between electric shock protection unit 305 and the telephone bell unit 303, and incoming telephone signal S1 is carried out rectification handle.
Cooperate Fig. 3, please refer to Fig. 5 and Fig. 7 A to Fig. 7 E.Fig. 5 is the circuit box schematic diagram of digital enhanced wireless headset of the present utility model.Fig. 7 A to Fig. 7 E is the local circuit schematic diagram of digital enhanced wireless headset of the present utility model.The second control circuit of digital enhanced wireless headset 4 of the present utility model comprises one second central control unit, 401, one second a digital enhanced wireless transmission unit 405 and a battery 408, and aforementioned each element all is coupled to second central control unit 401.Wherein, second central control unit 401 is connected with long-range digital enhanced wireless host 3 communications by the second digital enhanced wireless transmission unit 405.Simultaneously, battery 408 is coupled to second central control unit 401 and the second digital enhanced wireless transmission unit 405 simultaneously, goes up required electric power so that second central control unit 401 and second digital enhanced wireless transmission unit 405 runnings to be provided.
Cooperate Fig. 3 again, with reference to figure 5.The second control circuit of digital enhanced wireless headset 4 of the present utility model also comprises a push-button unit 410, one second display 409, one second flash cell 404, one second loud speaker 413 and one second microphone 411, and aforesaid each element all is coupled to second central control unit 401.Push-button unit 410 provides a telephone number and every function command to second central control unit 401, in order to the operation of indicating second central control unit 401 to be correlated with, as dialing, the selection of message transmission path, the feature operations such as selection of communication network.Second display 409 provides the data of battery electric quantity, charged state, dialed number, communication book to show.Second flash cell 404 is carried out for second central control unit 401, and then aforementioned each element is controlled in order to store a digital enhanced wireless headset application program.Second loud speaker 413 and 411 of second microphones provide the playback and the radio reception of both sides' message.
Again with reference to figure 3 to Fig. 5.In the application of digital enhanced wireless hand-free communication device of the present utility model, when incoming call, the user can directly carry out both sides' communication by first loud speaker 314 and first microphone 313 of digital enhanced wireless host 3.In addition, when incoming call, the user also can select to take out digital enhanced wireless headset 4 from digital enhanced wireless host 3, carries out both sides' communication in the Handless mode.
With reference to figure 3 to Fig. 5.When incoming call, user's one on can operand word enhanced wireless main frame 3 answered the button (not shown), notified first central control unit 301, makes first central control unit 301 drive electronic switch units 302 conductings, to receive incoming telephone signal S1.Then, function by amplifying of being provided of the electronic switch unit in the digital enhanced wireless host 3 302, first central control unit 301, speech path network unit 304, first microphone 313 and 314 runnings of first loud speaker/radio reception, the user promptly can carry out both sides' communication with far-end, and, can many people common numbers enhanced wireless main frame 3 to carry out both sides' communication with far-end.
Again with reference to figure 3 to Fig. 5.When incoming call, if the user takes out digital enhanced wireless headset 4 from digital enhanced wireless host 3, the decision circuitry 307 of then digital enhanced wireless host 3 will be sent and judge that signal S2 gives first central control unit 301, make first central control unit 301 drive electronic switch unit 302 conductings, to receive incoming telephone signal S1.Then, running by the electronic switch unit in the digital enhanced wireless host 3 302, first central control unit 301, speech path network unit 304, the first digital enhanced wireless transmission unit 309 and digital enhanced wireless headset 4, the user just can use digital enhanced wireless headset 4, carries out private communication with Handless mode and far-end.
In addition, if during incoming call, digital enhanced wireless headset 4 separates with digital enhanced wireless host 3, then the user can control the push-button unit 410 on the digital enhanced wireless headset 4, control first central control unit 301 with digital enhanced wireless communication technique, make first central control unit 301 drive electronic switch unit 302 conductings, to receive incoming telephone signal S1.Then, running by the electronic switch unit in the digital enhanced wireless host 3 302, first central control unit 301, speech path network unit 304, the first digital enhanced wireless transmission unit 309 and digital enhanced wireless headset 4, the user just can use digital enhanced wireless headset 4, carries out private communication with Handless mode and far-end.
In sum, digital enhanced wireless hand-free communication device of the present utility model has connected public switch telephone network (PSTN), in order to support to dial common local calls.Simultaneously, the utility model provides the user in local telephone communication, can utilize the Handless mode to reach the purpose of both sides' communication, and then solves the user and use general conventional telephone set to cause the situation and the inconvenience of arm ache.Simultaneously, the function of provided by the utility model amplifying/radio reception can also allow the 3rd people or many people participate in conversation, thinks that the user provides multiple selection in communication, and then has promoted people on the living conditions or the communication quality in the work.
Above-mentioned only is the specific embodiment of the utility model the best, and only feature of the present utility model is not limited thereto, and simple change or modification that any those skilled in the art do the utility model all are encompassed in the scope of the present utility model.
Claims (10)
1. a digital enhanced wireless hand-free communication device is characterized in that, comprising:
One digital enhanced wireless host is coupled to a public switch telephone network, and this digital enhanced wireless host is provided with an earphone accommodation space, and wherein this earphone accommodation space is provided with a magnetic element; And
One digital enhanced wireless headset, separable this earphone accommodation space that is arranged at of this digital enhanced wireless headset, wherein, this digital enhanced wireless headset is provided with a magnetic conductive component;
Wherein, this digital enhanced wireless headset electrically connects with this digital enhanced wireless host, or this digital enhanced wireless headset is connected with this digital enhanced wireless host communication.
2. digital enhanced wireless hand-free communication device according to claim 1 is characterized in that, a breech lock mechanism also is set on this digital enhanced wireless host, and this breech lock mechanism should be latched in this earphone accommodation space by digital enhanced wireless headset.
3. digital enhanced wireless hand-free communication device according to claim 2 is characterized in that this digital enhanced wireless host also comprises:
One telephone bell unit receives an incoming telephone signal from this public switch telephone network, and sends the caution the tinkle of bells according to this incoming telephone signal;
One electronic switch unit is coupled to this public switch telephone network;
One first central control unit receives this incoming telephone signal via this telephone bell unit, and controls this electronic switch unit conducting according to this incoming telephone signal;
One speech path network unit is coupled to this first central control unit and this electronic switch unit, and this speech path network unit receives this incoming telephone signal via this electronic switch unit of conducting, and both sides are provided speech path network; And
One first digital enhanced wireless transmission unit is coupled to this first central control unit.
4. digital enhanced wireless hand-free communication device according to claim 3 is characterized in that this digital enhanced wireless host also comprises:
One decision circuitry is connected in this first central control unit, and this decision circuitry is given this first central control unit according to the situation of this this digital enhanced wireless headset of earphone holding space for holding to export a judgement signal.
5. digital enhanced wireless hand-free communication device according to claim 4 is characterized in that this digital enhanced wireless host also comprises:
One first display is coupled to this first central control unit;
One first flash cell is coupled to this first central control unit;
One first loud speaker is coupled to this first central control unit; And
One first microphone is coupled to this first central control unit.
6. digital enhanced wireless hand-free communication device according to claim 5 is characterized in that this digital enhanced wireless host also comprises:
One voltage regulation unit, be coupled to this first central control unit and this first digital enhanced wireless transmission unit, this voltage regulation unit receives a direct current power supply, and exports a supply voltage and give this first central control unit and this first digital enhanced wireless transmission unit;
One charging circuit unit is coupled to this first central control unit, and this charging circuit unit receives this DC power supply, and when this digital enhanced wireless headset is arranged on this earphone accommodation space, exports a charging voltage and give this digital enhanced wireless headset; And
One charging signals lamp indicating member is coupled to this first central control unit.
7. digital enhanced wireless hand-free communication device according to claim 6 is characterized in that this digital enhanced wireless host also comprises:
One electric shock protection unit is coupled to this public switch telephone network, in order to protect this incoming telephone signal; And
One bridge rectifier unit is coupled between this electric shock protection unit and this telephone bell unit, and this incoming telephone signal is carried out rectification handle.
8. digital enhanced wireless hand-free communication device according to claim 1 is characterized in that this digital enhanced wireless headset comprises:
One second central control unit;
One second digital enhanced wireless transmission unit is coupled to this second central control unit; And
One battery is coupled to this second central control unit and this second digital enhanced wireless transmission unit.
9. digital enhanced wireless hand-free communication device according to claim 8 is characterized in that this digital enhanced wireless headset also comprises:
One push-button unit is coupled to this second central control unit, provides a telephone number and every function command to this second central control unit; And
One second display is coupled to this second central control unit.
10. digital enhanced wireless hand-free communication device according to claim 9 is characterized in that this digital enhanced wireless headset also comprises:
One second flash cell is coupled to this second central control unit;
One second loud speaker is coupled to this second central control unit; And
One second microphone is coupled to this second central control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201084849U CN201708833U (en) | 2010-01-22 | 2010-01-22 | Digital enhanced wireless hand-free communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201084849U CN201708833U (en) | 2010-01-22 | 2010-01-22 | Digital enhanced wireless hand-free communication device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201708833U true CN201708833U (en) | 2011-01-12 |
Family
ID=43445983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201084849U Expired - Fee Related CN201708833U (en) | 2010-01-22 | 2010-01-22 | Digital enhanced wireless hand-free communication device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201708833U (en) |
-
2010
- 2010-01-22 CN CN2010201084849U patent/CN201708833U/en not_active Expired - Fee Related
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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: 20110112 Termination date: 20160122 |
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| EXPY | Termination of patent right or utility model |