CN202190310U - Wireless master-slave machine - Google Patents
Wireless master-slave machine Download PDFInfo
- Publication number
- CN202190310U CN202190310U CN2010205113319U CN201020511331U CN202190310U CN 202190310 U CN202190310 U CN 202190310U CN 2010205113319 U CN2010205113319 U CN 2010205113319U CN 201020511331 U CN201020511331 U CN 201020511331U CN 202190310 U CN202190310 U CN 202190310U
- Authority
- CN
- China
- Prior art keywords
- module
- circuit
- radio
- frequency
- handset
- 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
- 238000004891 communication Methods 0.000 claims abstract description 27
- 238000010295 mobile communication Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims description 19
- 239000002131 composite material Substances 0.000 claims description 16
- 241001269238 Data Species 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 5
- 101001000212 Rattus norvegicus Decorin Proteins 0.000 claims description 4
- FVJZSBGHRPJMMA-UHFFFAOYSA-N distearoyl phosphatidylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(COP(O)(=O)OCC(O)CO)OC(=O)CCCCCCCCCCCCCCCCC FVJZSBGHRPJMMA-UHFFFAOYSA-N 0.000 claims description 4
- 230000006855 networking Effects 0.000 abstract description 5
- 238000012545 processing Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 8
- 230000001413 cellular effect Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000036541 health Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Images
Landscapes
- Mobile Radio Communication Systems (AREA)
- Telephone Function (AREA)
Abstract
The utility model discloses a wireless primary and secondary machine, including host computer and submachine two parts. The host comprises an LCD display module, a keyboard module, a power supply circuit module, a voice circuit module, a user identity identification module, a wireless mobile communication radio frequency module, a hook switch detection circuit module, a storage module, a 2.4G central processing unit module and a 2.4G radio frequency module; the submachine comprises an LCD display module, a keyboard module, a power supply circuit module, a voice circuit module, a 2.4G radio frequency module, a storage module and a 2.4G central processing unit module. The utility model discloses integrated cordless and mobile network communication's wireless primary and secondary machine solution of 2.4G digit, both can dispose by convenient and fast ground, can realize safe, high quality, low-cost local networking mode again.
Description
Technical field
The utility model relates to wireless communication field, relates in particular to the wireless composite aircraft of a kind of integrated 2.4G digital cordless phone technology and wireless mobile telecommunication technology.
Background technology
At present; The communication terminal that comprises mobile phone and landline telephone has been widely used in the middle of our daily life and work; Because the cellular phone terminal arrangement is convenient; Also downward modulation gradually of communication rate based on cordless communication network makes that the fixed telephone based on the PSTN net of large-scale application more and more is out in the cold originally, and radio communication will become main flow communication mode in the future.
Except the hand-held radio phone terminal, occurred cellular phone terminal, but there is following problem at least in the cellular phone on the market on using based on various cordless communication networks at present:
(1) cellular phone can only independently use mostly, is not easy to the expansion of small electrical phone network.
(2) the part cellular phone can be realized the expansion of telephone network in the local, but because the price of cellular phone end product is more expensive than normal telephone end product, on promoting, has the high shortcoming of networking cost.
(3) communication that current various operator provided, the radiation of generation is bigger, particularly under the situation of intensive networking, is detrimental to health to a certain extent.
The utility model will provide the wireless composite aircraft solution of a kind of integrated 2.4G digital cord-less and mobile network communication.Convert mobile communication into the 2.4G radio communication; Promptly kept high-quality speech quality; It is big to reduce when conversing because of GSM radiation again greatly, brings harm to health (radiant power of 2.4G handset is less than 1/10th of the radiant power of GSM mobile handset), is the radio telephone of a environmental protection.
The utility model content
The utility model provides a kind of wireless composite aircraft solution that has merged the 2.4G digital cord-less communication technology and the mobile radio network communication technology to the problems referred to above; Both can be configured quickly and easily, and can realize safety, high-quality, networking mode cheaply again.
The purpose of the utility model realizes through following technical proposals: a kind of wireless composite aircraft, comprise main frame and handset two parts, wherein:
Main frame comprises:
Be used to show the LCD display module of incoming information, information and various man machine operation interfaces;
Be used to import the Keysheet module of various command informations;
Be used to provide the power circuit module of working power;
Be used to realize the sound circuit module of voice messaging transmission, comprise handle sound circuit, hands-free voice circuit and voice control circuit module;
Be used to store the user identification module (UIM card, User Identity Modelcard) of subscriber identity information;
Be used to receive and handle the incoming telephone signal that removes the signal of telecommunication and transmit (comprising functions such as ring control, answer mode control, voice signal encoding and decoding, call voice control) that transmits from the sound circuit module from antenna; Receive and handle the data message that transmits from antenna; And transmit with the 2.4G CPU module information of carrying out, operational order mutual (for example line information, control information etc.); Wireless mobile communications radio-frequency module according to user's operational order driving LCD display module and other feature operations comprises the antenna that is used for receiving and transmitting signal;
Be used to detect the hook switch testing circuit module of dislodging machine state;
Be used to store the memory module of programming information and various configuration datas, comprise Flash (flash memory) circuit and EEPROM (but electronic type clear program read-only memory) circuit;
Be used for carrying out the 2.4G CPU module of information transmission, operational order mutual (for example line information, control information etc.) with wireless mobile communications radio-frequency module, 2.4G radio-frequency module;
Be used for carrying out the 2.4G wireless communication with each handset, being connected the wireless communication between each handset; Receive the information that each handset sends over; All kinds of command informations that transmission is sent by the 2.4G CPU module and the 2.4G radio-frequency module of voice messaging comprise the 2.4G antenna that is used for carrying out with each handset message pick-up and transmission.
Said wireless mobile communications radio-frequency module links to each other with user identification module, power circuit module, LCD display module, Keysheet module, hook switch testing circuit module, voice control circuit module respectively; Said 2.4G CPU module links to each other with wireless mobile communications radio-frequency module, memory module, 2.4G radio-frequency module, power circuit module, voice control circuit module respectively; Said power circuit module also links to each other with LCD display module, 2.4G radio-frequency module respectively, and said 2.4G radio-frequency module is realized communicating by letter through 2.4G antenna and each handset.
Said power circuit module comprises switching power circuit, voltage stabilizing circuit, reserve battery and charge management circuit; The input external power adapter of switching power circuit is to obtain the power supply input; Voltage stabilizing circuit adopts LDO (low pressure difference linear voltage regulator) power conversion technology, can for each no device operating voltage be provided well; The wireless mobile communications radio-frequency module carries out electric weight through charge management circuit to reserve battery and detects and Charge Management.
Said sound circuit module through voice control circuit realize audio frequency input and output, handle the switching of hands-free voice, the analog switch in the voice control circuit is SGM3005.
The utility model main frame can be the wireless communication terminal of various standards such as GSM, CDMA, TD-SCDMA, WSDMA or SDMA2000.
For realizing circuit function better,, add anti-ESD of 33PF electric capacity and EMI between the holding wire of circuit such as user identification module and the ground in Keysheet module, LCD display module, the sound circuit module of main frame.
Handset comprises:
Be used to show the LCD display module of incoming information, information and various man machine operation interfaces;
Be used to import the Keysheet module of various command informations;
Be used to provide the power circuit module of working power, comprise switching power circuit, reserve battery and charge management circuit;
Be used to realize the sound circuit module of voice messaging transmission, comprise handle sound circuit, hands-free voice circuit, the tinkle of bells and newspaper chip circuit;
Be used to receive and handle the incoming telephone signal that removes the signal of telecommunication and transmit (comprising functions such as ring control, answer mode control, voice signal encoding and decoding, call voice control) that transmits from the 2.4G CPU module from the 2.4G antenna; Receive and handle the data message that transmits from the 2.4G antenna; And transmit with the 2.4G CPU module information of carrying out, the 2.4G radio-frequency module of operational order mutual (for example line information, control information etc.), comprise the 2.4G antenna that is used for receiving and transmitting signal;
Be used to store the memory module of programming information and various configuration datas, comprise Flash (flash memory) circuit and EEPROM (but electronic type clear program read-only memory) circuit;
Be used for carrying out the 2.4G CPU module of information transmission, operational order mutual (for example line information, control information etc.) with the 2.4G radio-frequency module;
Said 2.4G CPU module links to each other with LCD display module, Keysheet module, power circuit module, 2.4G radio-frequency module, sound circuit module, memory module respectively.
Described the tinkle of bells and newspaper chip circuit link to each other with the hands-free voice circuit, be used for realizing telegram number, and the tinkle of bells are play.
The utility model provides the wireless composite aircraft solution of a kind of integrated 2.4G digital cord-less and mobile network communication.Make user person can carry out the expansion of telephone network easily, can be used in multiple occasion, particularly, embodied practicality in the small-scale office space.The utility model adopts 2.4G digital cord-less technology, and on networking cost, more existing telephone terminal is cheap, has embodied its economy.
Description of drawings
The host work functional-block diagram of Fig. 1 the utility model;
Fig. 2 is the whole schematic diagram of the utility model.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is done to specify further, but the execution mode of the utility model is not limited thereto.
Like Fig. 1, shown in Figure 2, a kind of wireless composite aircraft comprises main frame and handset two parts, wherein:
Main frame comprises:
Be used to show the LCD display module of incoming information, information and various man machine operation interfaces;
Be used to import the Keysheet module of various command informations;
Be used to provide the power circuit module of working power;
Be used to realize the sound circuit module of voice messaging transmission, comprise handle sound circuit, hands-free voice circuit and voice control circuit module;
Be used to store the user identification module (UIM card, User Identity Modelcard) of subscriber identity information;
Be used to receive and handle the incoming telephone signal that removes the signal of telecommunication and transmit (comprising functions such as ring control, answer mode control, voice signal encoding and decoding, call voice control) that transmits from the sound circuit module from antenna; Receive and handle the data message that transmits from antenna; And transmit with the 2.4G CPU module information of carrying out, operational order mutual (for example line information, control information etc.); Wireless mobile communications radio-frequency module according to user's operational order driving LCD display module and other feature operations comprises the antenna that is used for receiving and transmitting signal;
Be used to detect the hook switch testing circuit module of dislodging machine state;
Be used to store the memory module of programming information and various configuration datas, comprise Flash (flash memory) circuit and EEPROM (but electronic type clear program read-only memory) circuit;
Be used for carrying out the 2.4G CPU module of information transmission, operational order mutual (for example line information, control information etc.) with wireless mobile communications radio-frequency module, 2.4G radio-frequency module;
Be used for carrying out the 2.4G wireless communication with each handset, being connected the wireless communication between each handset; Receive the information that each handset sends over; All kinds of command informations that transmission is sent by the 2.4G CPU module and the 2.4G radio-frequency module of voice messaging comprise the 2.4G antenna that is used for carrying out with each handset message pick-up and transmission.
Said wireless mobile communications radio-frequency module links to each other with user identification module, power circuit module, LCD display module, Keysheet module, hook switch testing circuit module, voice control circuit module respectively; Said 2.4G CPU module links to each other with wireless mobile communications radio-frequency module, memory module, 2.4G radio-frequency module, power circuit module, voice control circuit module respectively; Said power circuit module also links to each other with LCD display module, 2.4G radio-frequency module respectively, and said 2.4G radio-frequency module is realized communicating by letter through 2.4G antenna and each handset.
Said power circuit module comprises switching power circuit, voltage stabilizing circuit, reserve battery and charge management circuit; The input external power adapter of switching power circuit is to obtain the power supply input; Voltage stabilizing circuit adopts LDO (low pressure difference linear voltage regulator) power conversion technology, can for each no device operating voltage be provided well; The wireless mobile communications radio-frequency module carries out electric weight through charge management circuit to reserve battery and detects and Charge Management.
Said sound circuit module through voice control circuit realize audio frequency input and output, handle the switching of hands-free voice, the analog switch in the voice control circuit is SGM3005.
The utility model main frame can be the wireless communication terminal of various standards such as GSM, CDMA, TD-SCDMA, WSDMA or SDMA2000.
For realizing circuit function better,, add anti-ESD of 33PF electric capacity and EMI between the holding wire of circuit such as user identification module and the ground in Keysheet module, LCD display module, the sound circuit module of main frame.
Handset comprises:
Be used to show the LCD display module of incoming information, information and various man machine operation interfaces;
Be used to import the Keysheet module of various command informations;
Be used to provide the power circuit module of working power, comprise switching power circuit, reserve battery and charge management circuit;
Be used to realize the sound circuit module of voice messaging transmission, comprise handle sound circuit, hands-free voice circuit, the tinkle of bells and newspaper chip circuit;
Be used to receive and handle the incoming telephone signal that removes the signal of telecommunication and transmit (comprising functions such as ring control, answer mode control, voice signal encoding and decoding, call voice control) that transmits from the 2.4G CPU module from the 2.4G antenna; Receive and handle the data message that transmits from the 2.4G antenna; And transmit with the 2.4G CPU module information of carrying out, the 2.4G radio-frequency module of operational order mutual (for example line information, control information etc.), comprise the 2.4G antenna that is used for receiving and transmitting signal;
Be used to store the memory module of programming information and various configuration datas, comprise Flash (flash memory) circuit and EEPROM (but electronic type clear program read-only memory) circuit;
Be used for carrying out the 2.4G CPU module of information transmission, operational order mutual (for example line information, control information etc.) with the 2.4G radio-frequency module;
Said 2.4G CPU module links to each other with LCD display module, Keysheet module, power circuit module, 2.4G radio-frequency module, sound circuit module, memory module respectively.
Described the tinkle of bells and newspaper chip circuit link to each other with the hands-free voice circuit, be used for realizing telegram number, and the tinkle of bells are play.
The utility model host power supply adaptor power supplies input AC voltage is 220V ± 22V, and frequency is 50Hz ± 1Hz.Output voltage: DC4.6V 1000mA, handset adopts chargeable 2x1.2V AAA NIMH battery, and base power failure reserve battery adopts 3x1.2V AA NIMH rechargeable battery.Main frame GSM radio-frequency module adopts MTKGB101B RF module, supports the 900M/1800M frequency range, also can be the GSM radio-frequency module that built-in communication antenna is supported double frequency 900/1800MHz.2.4G wireless (radio-frequency module) RF of handset and main frame adopts the DH24RF17B chip of DSPG company, digital FHHS modulation ISM Band supports many handsets to use.
For baseband portion, the 2.4G CPU module adopts the DEA56F series DSP processor of DSPG company and gsm module to adopt serial interface communication.The conversation control of said composite aircraft adopts chips such as 74HC4066 and SGM3005 to switch the composite aircraft intercommunication and handset is got an outside line and the conversion of Three-Way Calling voice-grade channels such as handset, main frame and outside line.
During 1), as caller: handset and main frame all can use.
A: when handset was called out, dialing information was sent to the 2.4G radio-frequency module after the central processing unit encoding process, send main frame to through the 2.4G antenna, and main frame is delivered to the GSM radio-frequency module after receiving, and is sent by radio-frequency antenna at last.
B: when main frame was called out, handle or press outgoing call by hands-free back and postpone after 5 seconds automatically the GSM net and breathe out also can be by netting exhalation by the direct GSM of " transmission " key behind the intact outgoing call.
2), when called, GSM net incoming call has the number Presentation Function; Main frame and handset can show caller ID and incoming call alarm functionality simultaneously.Handset is also optional comes the telegram function.
A: can connect by handset TALK, on cradle, during jingle bell, pick up handset and can directly converse like handset;
B: pick up the base handle or answer by Hands-free key.
3) inner intercommunication, conversation switching and Three-Way Calling:
A: at holding state, handset or main frame can be through pressing assignment key, and call peer is realized inner intercommunication.
B: in talking state, handset or main frame can will be given to the other side with the outside line conversation through pressing assignment key, also can select handset and main frame and outside line Three-Way Calling by the Three-Way Calling of base.
C: during if any the situation of many handsets, intercommunication mutually between the handset.Also can realize when a handset when conversing with outside line, the intercommunication mutually of other handset.
The present embodiment telephone set also comprises esd protection circuit, and the Keysheet module in main frame and extension set, LCD display module, sound circuit module are on the circuit signal lines such as SIM seated connection mouth and add anti-ESD of 33PF electric capacity and EMI between the ground.
The foregoing description is the utility model preferred implementation; But the execution mode of the utility model is not limited by the examples; Other any do not deviate from change, the modification done under spirit and the principle of the utility model, substitutes, combination, simplify; All should be the substitute mode of equivalence, be included within the protection range of the utility model.
Claims (6)
1. a wireless composite aircraft is characterized in that, comprises main frame and handset two parts, wherein:
Main frame comprises:
Be used to show the LCD display module of incoming information, information and various man machine operation interfaces;
Be used to import the Keysheet module of various command informations;
Be used to provide the power circuit module of working power;
Be used to realize the sound circuit module of voice messaging transmission, comprise handle sound circuit, hands-free voice circuit and voice control circuit module;
Be used to store the user identification module of subscriber identity information;
Be used to receive and handle the incoming telephone signal that removes the signal of telecommunication and transmit that transmits from the sound circuit module from antenna; Receive and handle the data message that transmits from antenna; And transmit with the 2.4G CPU module information of carrying out, operational order is mutual; Wireless mobile communications radio-frequency module according to user's operational order driving LCD display module and other feature operations comprises the antenna that is used for receiving and transmitting signal;
Be used to detect the hook switch testing circuit module of dislodging machine state;
Be used to store the memory module of programming information and various configuration datas, comprise Flash circuit and eeprom circuit;
Be used for carrying out information transmission, the mutual 2.4G CPU module of operational order with wireless mobile communications radio-frequency module, 2.4G radio-frequency module;
Be used for carrying out the 2.4G wireless communication with each handset, being connected the wireless communication between each handset; Receive the information that each handset sends over; All kinds of command informations that transmission is sent by the 2.4G CPU module and the 2.4G radio-frequency module of voice messaging comprise the 2.4G antenna that is used for carrying out with each handset message pick-up and transmission;
Said wireless mobile communications radio-frequency module links to each other with user identification module, power circuit module, LCD display module, Keysheet module, hook switch testing circuit module, voice control circuit module respectively; Said 2.4G CPU module links to each other with wireless mobile communications radio-frequency module, memory module, 2.4G radio-frequency module, power circuit module, voice control circuit module respectively; Said power circuit module also links to each other with LCD display module, 2.4G radio-frequency module respectively, and said 2.4G radio-frequency module is realized communicating by letter through 2.4G antenna and each handset;
Said power circuit module comprises switching power circuit, voltage stabilizing circuit, reserve battery and charge management circuit; The input external power adapter of switching power circuit is to obtain the power supply input; The wireless mobile communications radio-frequency module carries out electric weight through charge management circuit to reserve battery and detects and Charge Management;
Said sound circuit module is through the switching between input and output, handle voice and the hands-free voice of voice control circuit realization audio frequency, and the analog switch in the voice control circuit is SGM3005;
This main frame is the wireless communication terminal of GSM, CDMA, TD-SCDMA, WSDMA or SDMA2000 standard;
Handset comprises:
Be used to show the LCD display module of incoming information, information and various man machine operation interfaces;
Be used to import the Keysheet module of various command informations;
Be used to provide the power circuit module of working power, comprise switching power circuit, reserve battery and charge management circuit;
Be used to realize the sound circuit module of voice messaging transmission, comprise handle sound circuit, hands-free voice circuit, the tinkle of bells and newspaper chip circuit;
Be used to receive and handle the incoming telephone signal that removes the signal of telecommunication and transmit that transmits from the 2.4G CPU module from the 2.4G antenna; Receive and handle the data message that transmits from the 2.4G antenna; And transmit with the 2.4G CPU module information of carrying out, the mutual 2.4G radio-frequency module of operational order, comprise the 2.4G antenna that is used for receiving and transmitting signal;
Be used to store the memory module of programming information and various configuration datas, comprise Flash circuit and eeprom circuit;
Be used for carrying out information transmission, the mutual 2.4G CPU module of operational order with the 2.4G radio-frequency module;
Said 2.4G CPU module links to each other with LCD display module, Keysheet module, power circuit module, 2.4G radio-frequency module, sound circuit module, memory module respectively;
Described the tinkle of bells and newspaper chip circuit link to each other with the hands-free voice circuit, be used for realizing telegram number, and the tinkle of bells are play.
2. a kind of wireless composite aircraft according to claim 1 is characterized in that, said wireless mobile communications radio-frequency module adopts the MTK GB101B RF module of supporting double frequency 900M/1800M frequency range.
3. a kind of wireless composite aircraft according to claim 1 is characterized in that, the 2.4G radio-frequency module of said main frame and handset adopts the DH24RF17B chip of DSPG company.
4. a kind of wireless composite aircraft according to claim 1 is characterized in that, said wireless mobile communications radio-frequency module is the GSM radio-frequency module that built-in communication antenna is supported double frequency 900/1800MHz.
5. a kind of wireless composite aircraft according to claim 4 is characterized in that, said 2.4G CPU module adopts the DEA56F series of DSPG company, and 2.4G CPU module and GSM radio-frequency module adopt serial interface communication.
6. a kind of wireless composite aircraft according to claim 1 is characterized in that, adds 33PF electric capacity between the circuit signal line of Keysheet module in main frame and handset of this wireless composite aircraft, LCD display module, sound circuit module and the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205113319U CN202190310U (en) | 2010-08-31 | 2010-08-31 | Wireless master-slave machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205113319U CN202190310U (en) | 2010-08-31 | 2010-08-31 | Wireless master-slave machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202190310U true CN202190310U (en) | 2012-04-11 |
Family
ID=45921743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205113319U Expired - Fee Related CN202190310U (en) | 2010-08-31 | 2010-08-31 | Wireless master-slave machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202190310U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337010A (en) * | 2013-06-24 | 2013-10-02 | 武汉大学 | Mother-son student managing device |
| TWI586141B (en) * | 2014-09-23 | 2017-06-01 | 國立臺北商業大學 | Virtual integrated cell phone system and method |
| CN110233924A (en) * | 2019-06-19 | 2019-09-13 | 四川星地通信技术有限公司 | A kind of portable fishing marine satellite telephone |
-
2010
- 2010-08-31 CN CN2010205113319U patent/CN202190310U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337010A (en) * | 2013-06-24 | 2013-10-02 | 武汉大学 | Mother-son student managing device |
| CN103337010B (en) * | 2013-06-24 | 2016-06-29 | 武汉大学 | A kind of primary-secondary type student-directed device |
| TWI586141B (en) * | 2014-09-23 | 2017-06-01 | 國立臺北商業大學 | Virtual integrated cell phone system and method |
| CN110233924A (en) * | 2019-06-19 | 2019-09-13 | 四川星地通信技术有限公司 | A kind of portable fishing marine satellite telephone |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103888165B (en) | The PTT intercom of many linking bluetooths mobile terminal | |
| CN104618571A (en) | Method for implementing call audio switching based on Bluetooth protocol and mobile terminal | |
| CN201178410Y (en) | Double card double standby mobile phone | |
| CN202190310U (en) | Wireless master-slave machine | |
| CN102068062A (en) | Bluetooth gloves | |
| CN209805828U (en) | portable satellite communication device | |
| CN103716068A (en) | Mobile phone interactive management device and method on the basis of bluetooth | |
| CN201976263U (en) | 3G-WiFi portable router with WiFi voice function | |
| CN202488447U (en) | Portable wireless communication device | |
| CN202178792U (en) | Bluetooth handset separator | |
| CN201571207U (en) | Telephone switching device of mobile communication terminal with bluetooth function | |
| CN200941675Y (en) | Radio switch-in station | |
| CN203377919U (en) | Wrist-worn touch control intelligent telephone | |
| CN202135336U (en) | Concentrator having conversation function | |
| CN203118191U (en) | Mobile terminal remote control device | |
| CN201345679Y (en) | Double-module wireless terminal | |
| CN201699771U (en) | Wireless office fixed phone | |
| CN204031253U (en) | A kind of bluetooth receiver | |
| CN104754771B (en) | A kind of wireless communication apparatus and forwarding method with signaling transfer point | |
| CN102572017A (en) | Achieving method for fixed wireless telephone with two numbers | |
| CN201188647Y (en) | Bluetooth wireless phone capable of interconnecting mobile phone | |
| CN201467239U (en) | Two-lane access telephone | |
| CN202889467U (en) | Communication device combining cordless telephone and network communication software | |
| CN201491070U (en) | Mobile phone special for old people | |
| CN202282870U (en) | Relay device for wireless telephone terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120411 Termination date: 20130831 |