CN1285234C - Radio earphone assembly of mobile phone - Google Patents
Radio earphone assembly of mobile phone Download PDFInfo
- Publication number
- CN1285234C CN1285234C CNB031079334A CN03107933A CN1285234C CN 1285234 C CN1285234 C CN 1285234C CN B031079334 A CNB031079334 A CN B031079334A CN 03107933 A CN03107933 A CN 03107933A CN 1285234 C CN1285234 C CN 1285234C
- Authority
- CN
- China
- Prior art keywords
- radio
- mobile phone
- earphone
- frequency module
- signal
- 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 - Lifetime
Links
Images
Landscapes
- Telephone Function (AREA)
Abstract
The present invention provides a radio earphone assembly which can trigger off a mobile phone to send out prompt signals in a mobile phone system. Users can pick up the mobile phone by the radio earphone assembly which comprises a controlling interface. The users control the radio earphone assembly to send out a radio control signal to the mobile phone to trigger off the mobile phone so that the predetermined sounds and vibrations are sent out, and the position of the mobile phone is prompted to the users.
Description
Technical field
The invention provides a wireless earphone assembly (headset) that is used for mobile telephone system, particularly a kind ofly can under user control, send wireless control signal, trigger mobile phone and send the default sound to point out the wireless earphone assembly of mobile telephone position to the user.
Prior art
Along with popularizing that cordless communication network is built, can visit the mobile phone of cordless communication network resource, also become one of the most universal personal communicator of advanced information society.Modern mobile phone all significantly dwindles aspect volume weight and alleviates, and makes things convenient for the user to carry, and carries out voice by cordless communication network whenever and wherever possible and transmits.But, the convenience of mobile phone also brings some disputes.For instance, driver's hand held mobile phone in driving way causes the driver to divert one's attention easily, and the radio transmit power that mobile phone itself carries out radio communication influences doubt of user's health or the like.Therefore, the headset assembly with mobile phone collocation use also just arises at the historic moment.The user can use the voice transmitting function of mobile phone by headset assembly, so the user just needn't communicate by hand held mobile phone, mobile phone also can reduce the misgivings of mobile phone electromagnetic wave to the human influence away from user's vitals (as brain).In various headset assemblies, the most convenient with wireless earphone assembly again, because between the wireless earphone assembly of mobile phone and correspondence, do not need to come transmission signals, can reduce the trouble of practical wiring with transmission line.
Please refer to Fig. 1.Fig. 1 is in the known mobile telephone system 10, the function block schematic diagram a when mobile phone 12 cooperates a headset assembly 14 work.Be provided with a control circuit 16, a communication radio frequency module 18, an earphone radio-frequency module 20, a mobile telephone speaker 26, a mobile phone microphone 28 and display floater 24, man-computer interface 22 in the mobile phone 12.Can be provided with a plurality of buttons 35 on the man-computer interface 22, the user presses these buttons 35, just can import the instruction or the data of control, and control circuit 16 is promptly according to instruction or the data of user via man-computer interface 22 inputs, the operation of master control mobile phone 12, and, be shown on the display floater 24 (as LCD) in the mode of graphic picture with the situation of mobile phone 12 operation.Communication radio frequency (radio) module 18 is used for receiving the radio signal that a cordless communication network 40 transmits, as by the base station transmissions of cordless communication network 40 radio signal to mobile phone 12; Also radio signal can be emitted to the base station of cordless communication network, so that and cordless communication network 40 exchange radio signals.Mobile telephone speaker 26 is used for that electronic signal is converted to sound wave and plays back, and 28 of mobile phone microphones are used for receiving sound wave, and sound wave is converted to electronic signal.On the other hand, then be provided with an earphone radio-frequency module 30, a loud speaker 32 and a microphone 34 in the headset assembly 14.Earphone radio-frequency module 30 in the headset assembly 14 and the earphone radio-frequency module 20 in the mobile phone 12 can exchange radio signal in correspondence with each other.Loud speaker 32 in the headset assembly 14 can be converted to the electronic signal that earphone radio-frequency module 30 transmits sound wave and play back, and microphone 34 then energy is converted to electronic signal with sound wave, transfers to earphone radio-frequency module 30.
In mobile telephone system 10, the situation that the user uses mobile phone 12 itself to carry out the transmission of cordless communication network voice can be described below.In cordless communication network 40, can receive by communication radio frequency module 18 to the radio voice signal 36A of mobile phone 12 via base station transmissions by another mobile phone of far-end, become electronic speech signal 36B via demodulation, decoding; Voice signal 36B can form voice signal 36C via the transmission of control circuit 16, transfer to mobile telephone speaker 26 at last, be converted into sound wave by mobile telephone speaker 26 and play back, allow the user of mobile telephone system 10 can hear the voice content that the far-end mobile phone is sent a telegram here.On the other hand, the speech sound waves that the user of mobile telephone system 10 speaks, then can be converted to movement of electrons phone radio reception signal 38A by the mobile phone microphone 28 on the mobile phone 12, and form radio reception signal 38B via the transmission of control circuit 16, encoded, modulated by communication radio frequency module 18, to form wireless signal of communication 38C, transfer to cordless communication network 40, as via the mobile phone of base station transmissions to far-end.Via above-mentioned operation, the user just can use mobile phone 12 own, carries out voice via cordless communication network 40 with the user of far-end mobile phone and transmits.
Except the voice that itself carry out cordless communication network with mobile phone 12 transmit, the user also can carry out voice by headset assembly 14 and transmit.The user can control control circuit 16 switches, and changes by headset assembly 14 and carries out the voice transmission.When carrying out the voice transmission with headset assembly 14, communication radio frequency module 18 receives radio voice signal 36A and the electronic speech signal 36B that forms, can under the control of control circuit 16, transfer to earphone radio-frequency module 20, by earphone radio-frequency module 20 with its coding, be modulated to wireless earphone signal 36D, transfer to the earphone radio-frequency module 30 of headset assembly 14 via the wireless link of 20,30 of earphone radio-frequency modules.Behind the wireless headset signal 36D that earphone radio-frequency module 30 reception mobile phones 12 transmit, its demodulation, decoding will be formed the earphone signal 36E of electronics, transfer to loud speaker 32, be converted into sound wave, play back by loud speaker 32.User's speech sound waves then can be converted to the radio reception signal 38D of electronics by the microphone 34 of headset assembly 14, again by earphone radio-frequency module 30 with its coding, be modulated to wireless radio reception signal 38E, transfer to mobile phone 12 in wireless mode.After the earphone radio-frequency module 20 of mobile phone 12 receives radio reception signal 38E, will be with its demodulation, be decoded as electronic signal, form radio reception signal 38B via the switching controls of control circuit 16, transfer to the communication radio frequency module 18 of mobile phone 12 again, equally by communication radio frequency module 18 with its coding, be modulated to wireless signal of communication 38C, be sent to cordless communication network 40 in wireless mode.In other words, in mobile telephone system 10, the communication radio frequency module 18 of mobile phone 12 no doubt is the main tool of visit cordless communication network 40, but the user can select to use the mobile telephone speaker 26 of mobile phone 12 itself, the voice that mobile phone microphone 28 is provided to transmit interface, or use the loud speaker 32 of headset assembly 14, the voice that microphone 34 is provided to transmit interface, utilize communication radio frequency module 18 to carry out radio communication, answer/respond incoming call.Be equivalent to, the earphone radio- frequency module 20,30 on mobile phone 12, the headset assembly 14 promptly is used for forming the radio logic contact between mobile phone 12, headset assembly 14, allows mobile phone 12,14 of headset assemblies needn't use the entity transmission line to connect.
In general, communication radio frequency module 18 visit cordless communication network 40 employed radio bandses and earphone radio- frequency module 20,30 employed radio bandses and inequality, the mechanism of coding/decoding, modulating/demodulating system is also different.Under existing technology, during the resource of communication radio frequency module 18 accessing communication wireless networks 40, the frequency band of its use mainly is positioned at 900MHz (1MHz=10
6Hz) and the equifrequent frequency band of 1800MHz, 1900MHz, CDMA (code divisionmultiple access) mode is adopted in the contact of its cordless communication network; For base station exchange radio data that will be far away with distance, communication radio frequency module 18 radio transmit power are also bigger usually.Relatively, the wireless link that the earphone radio-frequency module is 20,30 then can be adopted ISM (industry, science and medical science, industrial, scientific and medical) frequency band, its dominant frequency is greatly about 2.5GHz (1GHz=1000MHz), and radio contact between the two then can adopt the radio contact under bluetooth (bluetooth) specification.Though its degree with range attenuation of high frequency radio signal of 20,30 employings of earphone radio-frequency module is bigger, but the wireless link that the earphone radio-frequency module is 20,30 just is used for replacing the function of entity transmission line basically, so as long as the appropriate signals effective range is arranged.And earphone radio module 20,30 radio transmit power also needn't be too big.In general, nearly 10 meters of the effective range of radio contact between wireless earphone assembly under the existing technology and mobile phone.In other words, the user light wireless earphone assembly 14 can be joined with oneself hang on one's body, as long as in the mobile phone 12 and the earphone radio- frequency module 20,30 of earphone 14 can be kept the effective range that normal wireless gets in touch, the user needn't hold with oneself with mobile phone 12, and the voice that just can carry out cordless communication network transmit.So, not only can avoid the user because of hold with mobile phone 12 movement responses not as good as the danger that may cause, person also capable of reducing using is exposed to the chance under the communication radio frequency module 18 high radio transmitting powers.
Though wireless earphone assembly 14 can be removed the physical constraints of 12 of user and mobile phones, allow the user needn't carry the voice transmission that mobile phone 12 just can carry out cordless communication network, but this also often causes the user to forget the position of mobile phone 12, can not find mobile phone 12.As long as just can carry out the voice transmission because the user joins the comparatively light wireless earphone assembly of extension 14, so the user will place mobile phone 12 usually conveniently; As long as within the effective range of 20,30 radio contact of earphone radio-frequency module, the user can move by walking freely, needn't carry mobile phone 12, also can not perceive the variation of distance between headset assembly 14 and the mobile phone 12.For instance, when the user went to work, as long as mobile phone 12 is placed a place, the user just can move freely in the certain limit of office, carried out voice by wireless earphone assembly 14 and transmitted.By the time the user will carry out moving of longer distance and will take away mobile phone 12 time when leaving office (as), and the user just probably forgets and can not find mobile phone 12 in the position of placing mobile phone 12 originally.This moment, the user sought mobile phone 12 with regard to searching suitable scope, caused user's inconvenience on the contrary.
Summary of the invention
Therefore, main purpose of the present invention is to provide a kind of can trigger the described mobile telephone system in the mobile phone sounding prompting position of mobile phone own via wireless earphone assembly, to overcome the shortcoming of known technology.
In known technology, though wireless earphone assembly can provide a voice transmission easily of user interface, allow the user needn't carry mobile phone, just can be by the visit of the wireless link between wireless earphone assembly and mobile phone cordless communication network; But the user but loses the grasp to mobile telephone position easily when using wireless earphone assembly, also will expend time in and seek the position of mobile phone.
In the present invention, then on wireless earphone assembly, set up a control interface, the user triggers this control interface, wireless earphone assembly just can trigger mobile phone with wireless link and send the default sound or vibration, the position that allows the user can learn mobile phone, the position that makes things convenient for the user to seek mobile phone, grasp mobile phone.
Description of drawings
Fig. 1 is the function block schematic diagram of mobile phone and wireless earphone assembly in the known mobile telephone system.
Fig. 2 is the function block schematic diagram of mobile phone in the mobile telephone system of the present invention and wireless earphone assembly.
Fig. 3 is the schematic diagram of mobile telephone system outward appearance among Fig. 2.
The reference numeral explanation
10,50 mobile telephone systems, 12,52 mobile phones
14,54 headset assemblies, 16,56 control circuits
18,58 communication radio frequency modules
20,30,60,70 earphone radio-frequency modules
22,62 man-computer interfaces, 24,64 display floaters
26,66 mobile telephone speakers, 28,68 mobile phone microphones
32,72 loud speakers, 34,74 microphones
35,75 buttons
36A-36B, 76A-76B voice signal
36C, 76C voice signal
36D-36E, 76D-76E earphone signal
38A, 78A mobile phone radio reception signal
38B, 38D-38E, 78B, 78D-78E radio reception signal
38C, 78C signal of communication 40,42 cordless communication networks
80 control interfaces, 82 buttons
84A-84B control signal 86 sounding modules
88 main bodys
Embodiment
Please refer to Fig. 2.Fig. 2 is in the mobile telephone system 50 of the present invention, the function block schematic diagram of a mobile phone 52 and a headset assembly 54.Be provided with a control circuit 56, a communication radio frequency module 58, an earphone radio-frequency module 60, a mobile telephone speaker 66, a mobile phone microphone 68, a sounding module 86 and a display floater 64, a man-computer interface 62 in the mobile phone 52.Then be provided with an earphone radio-frequency module 70, a loud speaker 72, a microphone 74 and a control interface 80 in the wireless earphone assembly 54.In mobile phone 52, man-computer interface 62 is electrically connected to control circuit 56, it can be provided with a plurality of buttons 75, be used for accepting the user and press control command, the data of being imported, and the corresponding electronic signal of generation, so that control circuit 56 can be according to the control command of user input, the operation of data manipulation mobile phone 52, and the situation of operation is presented on the display floater 64 (as display panels) in the mode of graphic picture.Communication radio frequency module 58 is used for launching, receiving radio signals to visit a cordless communication network 42; Mobile telephone speaker 66 is used for that electronic signal is converted to sound wave and plays back, and 68 of mobile phone microphones are used for sound wave is converted to electronic signal.In headset assembly 54, earphone radio-frequency module 70 can cooperate with the earphone radio-frequency module 60 in the mobile phone 52 to set up radio logic gets in touch, loud speaker 72 can be converted to sound wave with the electronic signal that earphone radio-frequency module 70 transmits, and microphone 74 then energy is converted to electronic signal transmission to earphone radio-frequency module 70 with sound wave.In addition, the present invention also sets up a control interface 80 on headset assembly 54, be electrically connected to earphone radio-frequency module 70; Can comprise a button 82 on the headset assembly 54,, just can trigger control interface 80 a default control signal 84A is transferred to earphone radio-frequency module 70 when the user presses button 82.
In mobile telephone system 50, the situation that the user uses mobile phone 52 itself to carry out the transmission of cordless communication network voice can be described below.In cordless communication network 42, can receive by communication radio frequency module 58 through the wireless speech signal 76A of base station transmissions by another mobile phone of far-end to mobile phone 52, and with its demodulation, be decoded as the voice signal 76B of electronics, form voice signal 76C via the transmission of control circuit 56.By mobile telephone speaker 66 voice signal 76C being converted to sound wave again plays back.User's speech sound waves then can be converted to movement of electrons phone radio reception signal 78A by mobile phone microphone 68, and the transmission via control circuit 56 forms radio reception signal 78B again, transfers to communication radio frequency module 58.Communication radio frequency module 58 can be encoded radio reception signal 78B, modulated, and becomes wireless signal of communication 78C, and transfers to cordless communication network 42 (reaching the far-end mobile phone as being changeed by base station) in wireless mode.So, the user transmits interface with regard to available mobile phone 52 mobile telephone speaker 66, mobile phone microphones 68 own as the voice of answering, respond incoming call, by communication radio frequency module 58 visit cordless communication networks 42, carries out radio communication.
On the other hand, the user also can be switched selection and transmitted interface with headset assembly 54 as voice.Under this kind situation, wireless voice signal 76A is after being received by communication radio frequency module 58, the voice signal 76B that it produced can be under the switching controls of control circuit 56, transfer to earphone radio-frequency module 60, by earphone radio-frequency module 60 with its coding, be modulated to wireless earphone signal 76D, transmit it to headset assembly 54 with wireless link via 60,70 of earphone radio-frequency modules.And the earphone radio-frequency module 70 of headset assembly 54 is after receiving earphone signal 76D, can be with its demodulation, be decoded as the earphone signal 76E of electronics, and be converted into sound wave by loud speaker 72 again and play back.User's speech sound waves then can be received by microphone 74, is converted to the radio reception signal 78D of electronics, transfers to earphone radio-frequency module 70.Earphone radio-frequency module 70 can be wireless radio reception signal 78E with radio reception signal 78D coded modulation, transfers to earphone radio-frequency module 60 via the wireless link of 70,60 of earphone radio-frequency modules.Earphone radio-frequency module 60 is with after radio reception signal 78E demodulation, being decoded as electronic signal, just can form radio reception signal 78B via the switching controls of control circuit 56, by communication radio frequency module 58 it is encoded, is modulated to wireless signal of communication 78C again, transfer to cordless communication network 42.Wireless link by 60,70 of earphone radio-frequency modules, the user just can use the loud speaker 72 of headset assembly 54, the interface that microphone 74 transmits as voice, by the access ability of 58 pairs of cordless communication networks 42 of communication radio frequency module, receive, respond the incoming call of cordless communication network 42.
In a preferred embodiment of the invention, 60,70 of earphone radio-frequency modules also are to set up wireless link with the ISM frequency band of higher-frequency under the bluetooth compliant, allow the user within the specific limits, needn't carry mobile phone 52, just can carry out voice and transmit via the headset assembly 54 of joining extension.But, for fear of the user as the grasp that in known technology, loses mobile telephone position, be provided with control interface 80 in headset assembly 54 especially in the mobile telephone system 50 of the present invention, to cooperate the sounding module 86 in the mobile phone 52, allow the user can trigger the position of the mobile phone 52 of mobile phones 52 promptings itself via headset assembly 54; And its work principle can be described below.When the user will seek mobile phone 52, can press the button 82 on the headset assembly 54 control interfaces 80; And control interface 80 will send a control signal 84A accordingly to earphone radio-frequency module 70.The earphone radio-frequency module 70 of headset assembly 54 can be a wireless control signal 84B with control signal 84A coded modulation, wireless link via 60,70 of earphone radio-frequency modules transfers to mobile phone 52, by earphone radio-frequency module 60 receptions of mobile phone 52.After earphone radio-frequency module 60 receives control signal 84B, can with its demodulating and decoding the control signal of electronic signal form equally, transfer to control circuit 56 again, and control circuit 56 will be according to the control signal of this electronic form, trigger sounding module 86 and send default sound wave, point out the position at mobile phone 52 places own with the sound to the user.So, the user just can follow sound and find mobile phone 52.
In the present invention, the function of sounding module 86 can directly realize with mobile phone 52 mobile telephone speaker 66 originally, or realize with the extra loud speaker that is provided with separately.In addition, in existing technology, also be provided with vibrator in the mobile phone and point out the user to receive incoming call in the mode of vibration.And vibrator also can be set in the sounding module 86 of the present invention, point out the position of mobile phone 52 itself to the user in the mode of sending vibration.Similarly, the vibration prompt function of sounding module 86 also can be used for pointing out the vibrator of incoming call to realize in the mobile phone 52.In existing technology, the display floater of mobile phone also often can send the light of different colours, or flash with different mode, and prompt facility of the present invention also can point out to the user position of mobile phone 52 itself by display floater 64 different display modes.In other words, the user triggers control control signal 84A that interface 80 sent via the wireless link of 60,70 of two earphone radio-frequency modules after transferring to the control circuit 56 of mobile phone 52, control circuit 56 is except triggering 86 vibrations of sounding module, sounding, also can trigger display floater 64 with specific display mode the light of different colours (as flash), point out the position of mobile phone 52 itself to the user.Perhaps, sounding module 86 itself also can be provided with indicator light separately, and the light that is used for sending AD HOC under the control of control circuit 56 is pointed out the position of mobile phone 52 itself.In the present invention, be used for pointing out the sound, vibration of mobile phone 52 positions or the luminous pattern can be by being provided with in the manufacturer, or by the user from ordering, be stored in the nonvolatile memory of control circuit 56 itself.For instance, the user can prerecord one section comparatively special sound voluntarily in mobile phone 52, and press the button 82 of control interface 80 the user after, control circuit 56 just can trigger mobile phone 52 and itself send the special sound of this section, assists the user to find mobile phone 52.As long as communication radio frequency module 58 can be supported the function of earphone radio-frequency module 60, both also can be combined as one in addition.
Please refer to Fig. 3 (and in the lump with reference to figure 2).Fig. 3 is the schematic diagram of mobile telephone system 50 outward appearances of the present invention.Mobile phone 52 in the mobile telephone system 50 is provided with display floater 64, and accepts the function of user's input with each button 75 realization man-computer interface 62.Accompanying drawing 3A, 3B then show 54 two kinds of possible outward appearance embodiment of headset assembly respectively; Shown in accompanying drawing 3A, 3B, the earphone radio-frequency module 70 of headset assembly 54, control interface 80 can be located in the main body 88, and the interface of user's voice transmission is provided with loud speaker 72, microphone 74; The user presses button 82, just can pass through the wireless link of 52 of headset assemblies 54, mobile phone, and triggering mobile phone 52 points out mobile phone 52 position own to the user.
In gross, wireless earphone assembly can provide wireless, light cordless communication network voice to transmit interface, allow the user needn't carry mobile phone, just can utilize the function of mobile phone visit cordless communication network by the wireless link between mobile phone and the wireless earphone assembly.Yet under known technology, the user also loses the grasp to mobile telephone position easily because need not carry mobile phone, can not find mobile phone.By comparison, in the present invention, then on wireless earphone assembly, be provided with the control interface in addition, allow the user can be by the wireless link between wireless earphone assembly and mobile phone, trigger the default sound, vibration or the flash of light that mobile phone itself sends AD HOC with the control interface on the headset assembly, point out the position of mobile phone itself to the user, make things convenient for the user seek the mobile phone body.So, the voice that the user provides with regard to the relieved use wireless earphone assembly of energy transmit interface and carry out radio communication, needn't be careful the position of mobile phone constantly, worry mobile phone loss.
The above only is the preferred embodiments of the present invention, and all equivalences of making according to claim of the present invention change and revise, and all should belong to covering scope of the present invention.
Claims (7)
1. mobile telephone system, it includes:
One mobile phone, it includes:
One communication radio frequency module is used for receiving a wireless voice signal;
One first earphone radio-frequency module is used for sending a wireless earphone signal according to the voice signal that this communication radio frequency module receives, and receives a wireless control signal; And
One sounding module is used for sending default sound wave according to the control signal that this first earphone radio-frequency module receives; And
One headset assembly, it includes:
One control interface is used for producing this control signal accordingly according to user's touch-control;
One second earphone radio-frequency module is electrically connected to this control interface;
This second earphone radio-frequency module can be launched this control signal in wireless mode, and can receive this wireless earphone signal; And
One loud speaker is electrically connected to this second earphone radio-frequency module, is used for that the earphone signal that this second earphone radio-frequency module transmits is converted to sound wave and plays back.
2. mobile telephone system as claimed in claim 1, wherein this earphone module includes a microphone in addition, is used for receiving sound wave and sound wave is converted to a radio reception signal; And this second earphone radio-frequency module can be launched this radio reception signal in addition in wireless mode.
3. mobile telephone system as claimed in claim 2, wherein this first earphone radio-frequency module can receive this wireless radio reception signal in addition, and this communication radio frequency module can be sent the radiocommunication signals of a correspondence in addition according to the radio reception signal that this first earphone radio-frequency module receives.
4. mobile telephone system as claimed in claim 1, this mobile phone includes a mobile telephone speaker in addition, can send corresponding sound wave according to the voice signal that this communication radio frequency module receives.
5. mobile telephone system as claimed in claim 1, wherein this sounding module can be sent corresponding sound wave according to the voice signal that this communication radio frequency module receives in addition.
6. mobile telephone system as claimed in claim 1, wherein this mobile phone includes a mobile phone microphone in addition, is used for receiving sound wave and sound wave is converted to a mobile phone radio reception signal; And this communication radio frequency module can be launched this mobile phone radio reception signal in addition in wireless mode.
7. mobile telephone system as claimed in claim 1, wherein the frequency range of the frequency range of this communication radio frequency module radio signal that can receive and this earphone radio-frequency module radio signal that can receive is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031079334A CN1285234C (en) | 2003-03-25 | 2003-03-25 | Radio earphone assembly of mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031079334A CN1285234C (en) | 2003-03-25 | 2003-03-25 | Radio earphone assembly of mobile phone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1437425A CN1437425A (en) | 2003-08-20 |
| CN1285234C true CN1285234C (en) | 2006-11-15 |
Family
ID=27634095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031079334A Expired - Lifetime CN1285234C (en) | 2003-03-25 | 2003-03-25 | Radio earphone assembly of mobile phone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1285234C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005223499A (en) * | 2004-02-04 | 2005-08-18 | Hitachi Ltd | Information processing apparatus |
| CN103391382A (en) * | 2012-05-08 | 2013-11-13 | 联想(北京)有限公司 | Prompting method and device, electronic equipment and prompting system |
| US20180035207A1 (en) * | 2016-07-27 | 2018-02-01 | Chung-Yeh Hsu | Monitoring and hearing aid headphone intercom system |
-
2003
- 2003-03-25 CN CNB031079334A patent/CN1285234C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1437425A (en) | 2003-08-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1213402C (en) | Wireless voice-activated remote control device | |
| CN1126402C (en) | Earphone-microphone combination including radio receiver module and switching method of its operation mode between telephone mode and radio receiver mode | |
| CN101132197A (en) | Method for implementing parent-subsidiary machine function of bluetooth mobile phone and bluetooth earphone device thereof | |
| US20080032629A1 (en) | Bluetooth internet phone and wireless apparatus thereof | |
| JP2015531188A (en) | Data transmission device and data transmission system | |
| US20040209658A1 (en) | Wireless Mobile Phone Headset Capable of Triggering Mobile Phone For Signaling Location and Corresponding Methods | |
| CN110536203B (en) | Bluetooth headset, wearable device, control system and control method | |
| CN101909107A (en) | Double-bluetooth mobile communication device | |
| CN1285234C (en) | Radio earphone assembly of mobile phone | |
| US7162277B2 (en) | Wireless earphone with built-in mobile communications module and dial-up method of the same | |
| KR20010025661A (en) | Earphone type hands free using bluetooth module | |
| JP3125481U (en) | Bluetooth soar horn with switchable multi-connection function | |
| KR100775000B1 (en) | Mult-functional radio remocon for bluetooth | |
| KR20050119025A (en) | A method and a apparatus of communication at local area for mobile phone | |
| KR100429605B1 (en) | Method for controlling volume of wireless headset in portable phone onboard bluetooth | |
| CN201995012U (en) | Mobile phone with talkback function | |
| WO2007102651A1 (en) | A bluetooth typed headset assembly for mobile phones | |
| CN101127539A (en) | Bluetooth network phone and its wireless device | |
| CN1661938A (en) | PDA device of handset in use for operating muic playing back | |
| KR20020046744A (en) | a wireless hand-free unit for a vehicle | |
| CN202563449U (en) | Touch control pen with wireless voice function | |
| CN2894126Y (en) | Wireless telephone receiver with blue tooth remote control and dialing function and corresponding network telephone | |
| CN111817754B (en) | Vehicle-mounted Bluetooth pair earphone control system | |
| WO1998006183A1 (en) | Remote control for a mobile station | |
| JP2017046361A (en) | Data transmission device and data transmission system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061115 |