CN203951531U - A kind of hand-phone system based on WiFi relaying - Google Patents
A kind of hand-phone system based on WiFi relaying Download PDFInfo
- Publication number
- CN203951531U CN203951531U CN201320778642.5U CN201320778642U CN203951531U CN 203951531 U CN203951531 U CN 203951531U CN 201320778642 U CN201320778642 U CN 201320778642U CN 203951531 U CN203951531 U CN 203951531U
- Authority
- CN
- China
- Prior art keywords
- unit
- hand
- main control
- wifi
- control unit
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a kind of hand-phone system based on WiFi relaying, comprising: telephone system base and hand-held phone terminal; Described telephone system base comprises: WiFi wireless routing unit, main control unit, audio A/D converting unit and PSTN speech channel unit; Described hand-held phone terminal comprises: WiFi wireless routing unit, main control unit, tonequality processing unit, audio A/D converting unit, phonetic entry output unit, user's input and output interactive unit.Telephone system base and hand-held phone terminal, by the wireless connections of WiFi Route establishment, utilize widely used WiFi network in household to realize cordless telephone service, and solve the tonequality defect that has echo, background noise that general cordless telephone often has.
Description
Technical field
The utility model relates to a kind of hand-phone system, especially a kind of hand-phone system based on WiFi relaying.
Background technology
Development along with wireless communication technology, increasing mobile terminal comprises that mobile phone, panel computer and laptop computer etc. have all been equipped with WiFi wireless connecting function, a kind of demand when domestic environment builds WiFi wireless network and also becomes people and pursue facility, brief life style.
Traditional PSTN telephone system and WiFi wireless technology are innovated to fusion, than utilizing other wireless technology as DECT, the cordless telephone system of Bluetooth technology manufacture can be saved more production cost, in conjunction with more convenient, also make to use traditional PSTN phone to have more mobility at domestic environment, there is echo in traditional cordless telephone simultaneously, the problems such as noise, although and WiFi wireless transmission can providing convenience property, but can not provide the speech quality matching in excellence or beauty with PSTN, the integrated noise of common PSTN speech channel unit meeting, sidetone treatment circuit, but still need to adopt tonequality to process at cell-phone end, improve speech quality.
Utility model content
The utility model has been designed and developed a kind of hand-phone system based on WiFi relaying.
The technical scheme that the utility model provides is:
A hand-phone system based on WiFi relaying, comprises phone support system and hand-held phone terminal, and described telephone system base is connected with WiFi network with described hand-held phone terminal,
Described phone support system comprises:
WiFi wireless routing unit, is connected with main control unit, accesses WiFi wireless network and route is provided, and control signal stream and voice data from described main control unit are sent to described hand-held phone terminal;
Main control unit, with described WiFi wireless routing unit, PSTN speech channel unit and audio frequency converting unit connect, receive described hand-held phone terminal control signal and voice data that described WiFi wireless routing unit transmits, the control signal receiving is carried out issuing described PSTN speech channel unit after protocol conversion, voice data is unpacked, after decoding, be sent to described audio frequency converting unit and carry out D/A conversion, and, receive the incoming call that described PSTN speech channel unit reports, answer event, event is carried out being sent to described WiFi wireless routing unit after protocol encapsulation, from described audio frequency converting unit, obtain the voice data through the described PSTN speech channel unit of A/D conversion, encode, after packing, be sent to described WiFi wireless routing unit,
PSTN speech channel unit, be connected with described main control unit, audio frequency converting unit, receiving PSTN line signal carries out modulating/demodulating and dialing, carrys out electro-detection, the voice signal that modulating/demodulating is gone out is delivered to described audio frequency converting unit, after incoming call and CID (dialing number information identification and transmission) message being detected, report described main control unit, carry out the dialing instruction issuing from described main control unit;
Audio frequency converting unit, be connected with main control unit, PSTN speech channel unit, audio stream from main control unit is carried out being sent to described PSTN speech channel unit after D/A conversion, the audio analog signals from described PSTN speech channel unit is carried out being sent to described main control unit after A/D conversion
Described hand-held phone terminal comprises:
WiFi wireless transmit/receive units, is connected with main control unit, receives control signal and voice data that described main control unit sends, and is sent to described phone support system;
Main control unit, with described WiFi wireless transmit/receive units, tonequality processing unit and user's input and output interactive unit connect, receive demand signalling and the voice data of described WiFi wireless transmit/receive units transmission and carry out protocol translation and Information Organization, according to demand signalling, judge current talking state and incoming information and be sent to described user's input and output interactive unit, voice data is unpacked, after decompress(ion), export described tonequality processing unit to, and, the phone operation request that described user's I/O interactive unit is issued and the voice data obtaining from described tonequality processing unit carry out protocol encapsulation, coding, after packing, export WiFi wireless transmit/receive units to,
User's input and output interactive unit: be connected with described main control unit, identification subscriber phone operation signal is also sent to described main control unit, receives talking state and call reminding output that described main control unit sends;
Tonequality processing unit: be connected with described main control unit and described audio frequency converting unit, the voice data that receives described main control unit and described audio frequency converting unit carries out being sent to described audio frequency converting unit after echo inhibition, denoising, and the voice data that receives described audio frequency converting unit carries out after echo inhibition, denoising and automatic gain are processed being sent to described main control unit;
Audio frequency converting unit: be connected with described tonequality processing unit and phonetic entry output unit, voice data from described tonequality processing unit is carried out being sent to described phonetic entry output unit after D/A conversion, the simulated audio signal from described phonetic entry output unit is carried out being sent to described tonequality processing unit after A/D conversion;
Phonetic entry output unit: be connected with described audio frequency converting unit, the analog voice signal that output receives from described audio frequency converting unit, and the voice signal of collection local terminal exports described audio frequency converting unit to.
Preferably, in described a kind of hand-phone system based on WiFi relaying, the described tonequality processing unit of described hand-held phone terminal is based on dsp chip.
Preferably, in described a kind of hand-phone system based on WiFi relaying, described tonequality processing unit comprises: dsp chip, the memory module being connected with dsp chip, reseting module, clock module, power module, control module, jtag interface, described dsp chip is connected with the described audio frequency converting unit of described hand-held phone terminal and the described main control unit of described hand-held phone terminal.
Preferably, in described a kind of hand-phone system based on WiFi relaying, the described audio frequency converting unit of the described audio frequency converting unit of described telephone system base and described hand-held phone terminal comprises the A/D conversion and D/A conversion of audio frequency.
Preferably, in described a kind of hand-phone system based on WiFi relaying, described user's input and output interactive unit comprises keyboard and LCD.
In the utility model, the phone base of conventional cordless phone and cell-phone end are transformed, utilize widely used WiFi network to connect and realize telephone service, compare and introduce other Radio Transmission Technology, it is convenient to build, and saves cost, and can use unified WiFi to be connected with other WiFi equipment, simplify wireless network environment, be convenient to management, meanwhile, adopt DSP tonequality processing unit to solve the tonequality defect that has echo, background noise that general radio telephone often has.
Accompanying drawing explanation
Fig. 1 is the structural representation of hand-phone system described in the utility model.
Fig. 2 is the structural representation of the described tonequality processing unit of hand-phone system described in the utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail, to make those skilled in the art can implement according to this with reference to specification word.
As shown in Figure 1, the utility model provides a kind of hand-phone system based on WiFi relaying, comprises phone support system and hand-held phone terminal, and described telephone system base is connected with WiFi network with described hand-held phone terminal,
Described phone support system comprises:
WiFi wireless routing unit, is connected with main control unit, accesses WiFi wireless network and route is provided, and control signal stream and voice data from described main control unit are sent to described hand-held phone terminal;
Main control unit, with described WiFi wireless routing unit, PSTN speech channel unit and audio frequency converting unit connect, receive described hand-held phone terminal control signal and voice data that described WiFi wireless routing unit transmits, manage and maintain PSTN calling, the switching state of a control of expecting someone's call, the control signal receiving is carried out issuing described PSTN speech channel unit after protocol conversion, voice data is unpacked, after decoding, be sent to described audio frequency converting unit and carry out D/A conversion, and, receive the incoming call that described PSTN speech channel unit reports, answer event, event is carried out being sent to described WiFi wireless routing unit after protocol encapsulation, from described audio frequency converting unit, obtain the voice data through the described PSTN speech channel unit of A/D conversion, encode, after packing, be sent to described WiFi wireless routing unit,
PSTN speech channel unit, be connected with described main control unit, audio frequency converting unit, receiving PSTN line signal carries out modulating/demodulating and dialing, carrys out electro-detection, the voice signal that modulating/demodulating is gone out is delivered to described audio frequency converting unit, after incoming call and CID (dialing number information identification and transmission) message being detected, report described main control unit, carry out the dialing instruction issuing from described main control unit;
Audio frequency converting unit, be connected with main control unit, PSTN speech channel unit, audio stream from main control unit is carried out being sent to described PSTN speech channel unit after D/A conversion, the audio analog signals from described PSTN speech channel unit is carried out being sent to described main control unit after A/D conversion
Described hand-held phone terminal comprises:
WiFi wireless transmit/receive units, is connected with main control unit, receives control signal and voice data that described main control unit sends, and is sent to described phone support system;
Main control unit, with described WiFi wireless transmit/receive units, tonequality processing unit and user's input and output interactive unit connect, receive demand signalling and the voice data of described WiFi wireless transmit/receive units transmission and carry out protocol translation and Information Organization, according to demand signalling, judge current talking state and incoming information and be sent to described user's input and output interactive unit, voice data is unpacked, after decompress(ion), export described tonequality processing unit to, and, the phone operation request that described user's I/O interactive unit is issued and the voice data obtaining from described tonequality processing unit carry out protocol encapsulation, coding, after packing, export WiFi wireless transmit/receive units to,
User's input and output interactive unit: be connected with described main control unit, identification subscriber phone operation signal is also sent to described main control unit, receives talking state and call reminding output that described main control unit sends;
Tonequality processing unit: be connected with described main control unit and described audio frequency converting unit, the voice data that receives described main control unit and described audio frequency converting unit carries out being sent to described audio frequency converting unit after echo inhibition, denoising, and the voice data that receives described audio frequency converting unit carries out after echo inhibition, denoising and automatic gain are processed being sent to described main control unit;
Audio frequency converting unit: be connected with described tonequality processing unit and phonetic entry output unit, voice data from described tonequality processing unit is carried out being sent to described phonetic entry output unit after D/A conversion, the simulated audio signal from described phonetic entry output unit is carried out being sent to described tonequality processing unit after A/D conversion;
Phonetic entry output unit: be connected with described audio frequency converting unit, the analog voice signal that output receives from described audio frequency converting unit, and the voice signal of collection local terminal exports described audio frequency converting unit to.
As shown in Figure 2, in above-mentioned hand-held phone terminal, described tonequality processing unit is based on dsp chip, comprise: dsp chip, the memory module being connected with dsp chip, reseting module, clock module, power module, control module, jtag interface, described dsp chip is connected with the described audio frequency converting unit of described hand-held phone terminal and the described main control unit of described hand-held phone terminal.
In above-mentioned hand-held phone terminal, described user's input and output interactive unit comprises keyboard and LCD.
In above-mentioned telephone system base and hand-held phone terminal, described audio frequency converting unit comprises the A/D conversion and D/A conversion of audio frequency.
Although embodiment of the present utility model is open as above, but it is not restricted to listed utilization in specification and execution mode, it can be applied to the various fields of the present utility model that are applicable to completely, for those skilled in the art, can easily realize other modification, therefore do not deviating under the universal that claim and equivalency range limit, the utility model is not limited to specific details and illustrates here and the legend of describing.
Claims (3)
1. the hand-phone system based on WiFi relaying, is characterized in that, comprises telephone system base and hand-held phone terminal, and described telephone system base is connected with WiFi network with described hand-held phone terminal,
Described telephone system base comprises: main control unit, and the WiFi wireless routing unit being connected with described main control unit and PSTN speech channel unit, the audio frequency converting unit being connected with described main control unit and described PSTN speech channel unit,
Described hand-held phone terminal comprises: main control unit, the WiFi wireless transmit/receive units being connected with described main control unit, tonequality processing unit and user's input and output interactive unit, the audio frequency converting unit being connected with described tonequality processing unit, the phonetic entry output unit being connected with described audio frequency converting unit.
2. a kind of hand-phone system based on WiFi relaying as claimed in claim 1, is characterized in that, the described tonequality processing unit of described hand-held phone terminal is based on dsp chip.
3. a kind of hand-phone system based on WiFi relaying as claimed in claim 2, it is characterized in that, described tonequality processing unit comprises: dsp chip, the memory module, reseting module, clock module, power module, control module, the jtag interface that are connected with described dsp chip, described dsp chip is connected with described audio frequency converting unit and described main control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778642.5U CN203951531U (en) | 2013-11-29 | 2013-11-29 | A kind of hand-phone system based on WiFi relaying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778642.5U CN203951531U (en) | 2013-11-29 | 2013-11-29 | A kind of hand-phone system based on WiFi relaying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203951531U true CN203951531U (en) | 2014-11-19 |
Family
ID=51893545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320778642.5U Expired - Fee Related CN203951531U (en) | 2013-11-29 | 2013-11-29 | A kind of hand-phone system based on WiFi relaying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203951531U (en) |
-
2013
- 2013-11-29 CN CN201320778642.5U patent/CN203951531U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101207412B (en) | Tv set for controlling blue tooth mobile phone | |
| CN203289452U (en) | Wireless audio system based on acoustic wave communication pairing | |
| CN101577986B (en) | Mobile communication terminal | |
| CN104168044A (en) | Method for controlling mobile terminal through multifunctional Bluetooth watch | |
| CN100477675C (en) | Bluetooth handset being able to realize wireless audio output | |
| CN101005679A (en) | Multiple mode multiple standby mobile communication terminal with multiple parts communication function | |
| CN109462782A (en) | A kind of fax turns the communication system of intercommunication | |
| CN205232465U (en) | Intelligence wireless communication system | |
| CN201571207U (en) | Telephone switching device of mobile communication terminal with bluetooth function | |
| CN203951531U (en) | A kind of hand-phone system based on WiFi relaying | |
| CN105915293A (en) | Voice digital information transmission system and method based on wireless acoustic signals | |
| CN201910827U (en) | Double-network wireless parent-subsidiary telephone | |
| CN101047749B (en) | Communication system capable of dailing network phone by mobile phone | |
| CN204830507U (en) | There is electric water heater control system who answers a call or play music function | |
| CN205283833U (en) | Wireless access gateway equipment of synthesizing of integrated doorbell suggestion | |
| CN212086427U (en) | High sampling rate bluetooth voice transmission system | |
| CN211531083U (en) | Artificial intelligence pronunciation transfer device and USB artificial intelligence pronunciation transfer device | |
| CN104023420A (en) | Novel WiFi-VHF WVB | |
| CN208239818U (en) | A kind of safety alarm clock and its application system based on Internet technology | |
| CN203086499U (en) | Wireless network communication device | |
| CN206865562U (en) | Utilize the mobile phone subordinate machine system of Wi Fi networks | |
| CN201667672U (en) | Converged communication terminal device | |
| CN203840415U (en) | Intelligent digital wireless terminal equipment | |
| CN201503628U (en) | GSM remote saving alarm | |
| CN201054707Y (en) | Call system based on mobile communication |
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: 20141119 Termination date: 20151129 |