CN201893836U - Wireless public telephone terminal based on general third-generation (3G) mobile phone development platform - Google Patents
Wireless public telephone terminal based on general third-generation (3G) mobile phone development platform Download PDFInfo
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- CN201893836U CN201893836U CN2010206071101U CN201020607110U CN201893836U CN 201893836 U CN201893836 U CN 201893836U CN 2010206071101 U CN2010206071101 U CN 2010206071101U CN 201020607110 U CN201020607110 U CN 201020607110U CN 201893836 U CN201893836 U CN 201893836U
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Abstract
The utility model discloses a wireless public telephone terminal based on a general third-generation (3G) mobile phone development platform, which comprises a wireless access platform and an intelligent charging device, wherein the wireless access platform comprises a baseband module, a 3G radio frequency module, a man-machine interaction interface, an audio amplifier circuit and a power management integrated circuit (PMIC); and the intelligent charging device comprises a liquid crystal display (LCD) circuit, a logic control circuit and a power circuit. The baseband module is respectively connected with the 3G radio frequency module, the man-machine interaction interface, the audio amplifier circuit, the PMIC, the LCD circuit, the logic control circuit and the power circuit. By using the latest general 3G mobile phone platform, the wireless public telephone terminal based on the general 3G mobile phone development platform has the advantages that special services such as video call of a public telephone can be realized, some data services can be carried out and the development cost of the wireless public telephone terminal can be greatly reduced.
Description
Technical field
The utility model relates to cell phone apparatus, particularly a kind of Public CDMA WLL terminal based on general 3G mobile development platform.
Background technology
(3rd-generation 3G), is meant the honeycomb mobile communication technology of supporting high speed data transfer to the 3G (Third Generation) Moblie technology.The 3G service can transmit sound and data message simultaneously, and speed is generally more than hundreds of kbps.3G exists four kinds of standard: CDMA2000, WCDMA, TD-SCDMA, WiMAX at present.
" 3G " (English 3rd-generation) or " three generations " are the abbreviations of 3G (Third Generation) Moblie technology, refer to support the honeycomb mobile communication technology of high speed data transfer.The 3G service can transmit sound (conversation) and data message (Email, instant messaging etc.) simultaneously.Represent feature to provide high-speed data service.The first generation is simulated standard mobile phone (1G) and digital mobile phones (2G) such as second generation GSM, CDMA relatively, third generation mobile phone (3G) generally speaking, be meant the third generation mobile communication system that radio communication is combined with multimedia communications such as Internets, following 3G will combine with the community website, WAP is a kind of trend with combining of web, and as popular at present microblogging visitor website: big muffler, Sina's microblogging etc. have just been used this and added to come in.
The main distinction of 3G and 2G is the lifting on the speed of transmission voice and data, it can realize radio roaming in the world better, and handle multiple media formats such as image, music, video flowing, multiple information services such as comprising web page browsing, videoconference, ecommerce is provided, also will considers favorable compatibility simultaneously with existing second-generation system.For this service is provided, wireless network must can be supported different data transmission baudss, that is to say the transmission speed (this numerical value can change according to network environment) that can support 2Mbps (megabit/per second), 384kbps (kilobit/per second) at least and 144kbps in the environment of indoor, outdoor and driving respectively.
3G is a third generation communication network, Domestic support International Telecommunication Association determines three air interface standard at present, be respectively the CDMA2000 of China Telecom, the WCDMA of CHINAUNICOM, the TD-SCDMA of China Mobile, what GSM equipment adopted is time division multiple access, and CDMA uses sign indicating number to divide spread spectrum, advanced power and voice activation can provide at least greater than 3 times of GSM network capacitys, industry is with the mainstream technology of CDMA technology as 3G, and International Telecommunication Association determines three air interface standard, is respectively U.S. CDMA2000, Europe WCDMA, Chinese T D-SCDMA.The CDMA of former CHINAUNICOM sells China Telecom now, and China Telecom is upgraded to 3G network with CDMA, and the 3G principal character is that the mobile broadband multimedia service can be provided.
Exist more wireless public telephone system to realize by the GSM standard mostly now, can only carry out voice communication,, can not satisfy the requirement of people gradually communication along with the development of mechanics of communication.
Along with flowing of population and increasing of only-child, improved the demand of people now to video calling.But it is unrealistic again all to buy 3G mobile, and on service efficiency and cost, based on the Public CDMA WLL terminal of general 3G mobile development platform very big application prospect is arranged all.
In view of this, those skilled in the art provide a kind of Public CDMA WLL terminal based on general 3G mobile development platform at the problems referred to above.
The utility model content
The utility model provides a kind of Public CDMA WLL terminal based on general 3G mobile development platform, overcome the difficulty of prior art, the Public CDMA WLL terminal of general 3G mobile development platform adopts up-to-date general 3G mobile platform, can realize the special services such as video calling of public words, and can carry out some data services, also can greatly reduce the development cost of Public CDMA WLL terminal.
The utility model adopts following technical scheme:
The utility model provides a kind of Public CDMA WLL terminal based on general 3G mobile development platform, comprises wireless access platform and intelligent charger;
Described wireless access platform comprises baseband module, 3G radio-frequency module, Man Machine Interface, audio amplifier circuit and PMIC circuit; Described intelligent charger comprises LCD display circuit, logic control circuit, power circuit, and described baseband module connects described 3G radio-frequency module, Man Machine Interface, audio amplifier circuit, PMIC circuit, LCD display circuit, logic control circuit and power circuit respectively.
Preferably, comprise that also camera connects described baseband module.
Preferably, comprise that also receiver/microphone connects described baseband module.
Preferably, comprise that also usim card connects described baseband module.
Preferably, comprise that also expansion stores the described baseband module of card connection.
Preferably, comprise that also memory connects described baseband module.
Preferably, described power circuit connects the 4V transformer.
Owing to adopted above-mentioned technology, compared with prior art, Public CDMA WLL terminal based on general 3G mobile development platform of the present utility model adopts up-to-date general 3G mobile platform, can realize the special services such as video calling of public words, and can carry out some data services, also can greatly reduce the development cost of Public CDMA WLL terminal.
Further specify the utility model below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is that the module based on the Public CDMA WLL terminal of general 3G mobile development platform among the embodiment connects block diagram;
Fig. 2 is the workflow diagram based on the Public CDMA WLL terminal of general 3G mobile development platform among the embodiment.
Embodiment
Introduce a kind of specific embodiment of the present utility model below by Fig. 1 to 2.
Embodiment 1
As shown in Figure 1, a kind of Public CDMA WLL terminal based on general 3G mobile development platform of the present utility model comprises wireless access platform and intelligent charger; Described wireless access platform comprises baseband module, 3G radio-frequency module, Man Machine Interface, audio amplifier circuit and PMIC circuit; Described intelligent charger comprises LCD display circuit, logic control circuit, power circuit, and described baseband module connects described 3G radio-frequency module, Man Machine Interface, audio amplifier circuit, PMIC circuit, LCD display circuit, logic control circuit and power circuit respectively.
In actual the use, comprise that also camera, receiver/microphone, usim card, expansion store card, memory connects described baseband module.Described power circuit connects the 4V transformer.
The actual operating position of the Public CDMA WLL terminal based on general 3G mobile development platform of the present utility model is as follows:
As shown in Figure 1, in the Public CDMA WLL terminal based on general 3G mobile development platform of the present utility model, baseband processing unit connects described button, receiver/microphone, usim card, extension storage card, memory, taximeter interface, 3G radio frequency unit, LCD display unit, Camera unit and Power Management Unit respectively, and described Power Management Unit connects described 4V transformer.
The workflow of the Public CDMA WLL terminal based on general 3G mobile development platform of the present utility model may further comprise the steps:
(1) standby;
(2) judge whether effective button, if, execution in step (3), if not, execution in step (1);
(3) LCD lights;
(4) client's operation;
(5) when not having operation in 30 seconds, execution in step (1).
Utility model based on the Public CDMA WLL terminal of general 3G mobile development platform owing to use general mobile phone development platform, so project can most of associated components that uses mobile phone hereto, but button can be suitably according to function application select the part key of cell phone keyboard for use.What another needed special processing is the loudspeaker parts, owing to be public conversation mainly, mainly is to use the mobile phone hands-free mode, can select the bigger loudspeaker of power ratio for use.Electric power system for terminal needs special the transformation, because the convenience of public words power supply so use the mode of transformer constant voltage power supply, makes mobile phone be in service state all the time.
In summary, owing to adopted above-mentioned technology, Public CDMA WLL terminal based on general 3G mobile development platform of the present utility model adopts up-to-date general 3G mobile platform, can realize the special services such as video calling of public words, and can carry out some data services, also can greatly reduce the development cost of Public CDMA WLL terminal.
Above-described embodiment only is used to illustrate technological thought of the present utility model and characteristics, its purpose is to make those skilled in the art can understand content of the present utility model and implements according to this, can not only limit claim of the present utility model with present embodiment, be all equal variation or modifications of doing according to the spirit that the utility model disclosed, still drop in the claim of the present utility model.
Claims (7)
1. the Public CDMA WLL terminal based on general 3G mobile development platform is characterized in that: comprise wireless access platform and intelligent charger;
Described wireless access platform comprises baseband module, 3G radio-frequency module, Man Machine Interface, audio amplifier circuit and PMIC circuit; Described intelligent charger comprises LCD display circuit, logic control circuit, power circuit, and described baseband module connects described 3G radio-frequency module, Man Machine Interface, audio amplifier circuit, PMIC circuit, LCD display circuit, logic control circuit and power circuit respectively.
2. the Public CDMA WLL terminal based on general 3G mobile development platform as claimed in claim 1 is characterized in that: comprise that also camera connects described baseband module.
3. the Public CDMA WLL terminal based on general 3G mobile development platform as claimed in claim 1 is characterized in that: comprise that also receiver/microphone connects described baseband module.
4. the Public CDMA WLL terminal based on general 3G mobile development platform as claimed in claim 1 is characterized in that: comprise that also usim card connects described baseband module.
5. the Public CDMA WLL terminal based on general 3G mobile development platform as claimed in claim 1 is characterized in that: comprise that also expansion stores the described baseband module of card connection.
6. the Public CDMA WLL terminal based on general 3G mobile development platform as claimed in claim 1 is characterized in that: comprise that also memory connects described baseband module.
7. the Public CDMA WLL terminal based on general 3G mobile development platform as claimed in claim 1 is characterized in that: described power circuit connects the 4V transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206071101U CN201893836U (en) | 2010-11-15 | 2010-11-15 | Wireless public telephone terminal based on general third-generation (3G) mobile phone development platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206071101U CN201893836U (en) | 2010-11-15 | 2010-11-15 | Wireless public telephone terminal based on general third-generation (3G) mobile phone development platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201893836U true CN201893836U (en) | 2011-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206071101U Expired - Lifetime CN201893836U (en) | 2010-11-15 | 2010-11-15 | Wireless public telephone terminal based on general third-generation (3G) mobile phone development platform |
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| Country | Link |
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| CN (1) | CN201893836U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219341A (en) * | 2013-06-05 | 2014-12-17 | 福建思特电子有限公司 | Wireless public telephone with video monitoring function |
-
2010
- 2010-11-15 CN CN2010206071101U patent/CN201893836U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104219341A (en) * | 2013-06-05 | 2014-12-17 | 福建思特电子有限公司 | Wireless public telephone with video monitoring function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110706 |
|
| CX01 | Expiry of patent term |