CN102035911A - Device and method for accessing earphone of mobile phone - Google Patents
Device and method for accessing earphone of mobile phone Download PDFInfo
- Publication number
- CN102035911A CN102035911A CN201010219599XA CN201010219599A CN102035911A CN 102035911 A CN102035911 A CN 102035911A CN 201010219599X A CN201010219599X A CN 201010219599XA CN 201010219599 A CN201010219599 A CN 201010219599A CN 102035911 A CN102035911 A CN 102035911A
- Authority
- CN
- China
- Prior art keywords
- signal end
- earphone
- price
- access device
- decoder
- 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.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/04—Supports for telephone transmitters or receivers
- H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
- H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
- H04M1/6041—Portable telephones adapted for handsfree use
- H04M1/6058—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0274—Details of the structure or mounting of specific components for an electrical connector module
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Telephone Function (AREA)
- Stereophonic Arrangements (AREA)
Abstract
The invention discloses a device for accessing an earphone of a mobile phone, comprising an earphone socket, an audio encoding and decoding device and a switch switching module, wherein the audio encoding and decoding device is used for encoding and decoding audio data; the earphone socket is connected with the audio encoding and decoding device by the switch switching module and is used for connecting an earphone plug; and the switch switching module is used for switching the connection mode into a connection mode conforming to the interface standard of the earphone plug when the connection mode of the switch switching module does not conform to the interface standard of the earphone plug. The device for accessing the earphone of the mobile phone can be compatible with earphones of the mobile phones with different interface standards.
Description
Technical field
The present invention relates to communication field, particularly a kind of handset earphone access device and handset earphone cut-in method.
Background technology
General earphone interface of mobile phone is the concentric connector that standard specification is followed JIS C 6560-1994 standard at present, comprises socket end and plug end, and the mobile phone side is used socket end.Handset earphone has two kinds of interfaces, difference according to the connector diameter dimension is called concentric attachment unit interface of 2.5mm and the concentric attachment unit interface of 3.5mm, be designated hereinafter simply as 2.5mm interface and 3.5mm interface, also can be described as 2.5mm handset earphone and 3.5mm handset earphone.
More than the definition of two kinds of earphone interfaces mainly contain two kinds of different typical standard: a kind of YD/T1885-2009 of being " specification requirement of mobile phone earphone interface of mobile phone and method of testing " is mainly used in the China's Mainland; Another is that American-European countries mainly is the earphone interface definition standard that American market uses at present, but at present external general earphone interface definition is not clearly determined with canonical form as yet.Because there is significantly interface definition difference in above two kinds of standards, can not in the mobile phone of another earphone interface standard, normally use so meet the external handset earphone of a kind of mobile phone of earphone interface standard.
The versatility technology that does not also have at present domestic standard and foreign standard interface.
Summary of the invention
The invention provides the apparatus and method that a kind of handset earphone inserts, the handset earphone of the compatible distinct interface standard of energy.
The present invention has adopted following technical scheme:
On the one hand, the invention discloses a kind of handset earphone access device, comprise earphone socket, audio frequency raise the price decoder and switch handover module, wherein, the described audio frequency decoder of raising the price is used to the decoding audio data of raising the price, described earphone socket links to each other by switch handover module and the audio frequency decoder of raising the price, described earphone socket is used to connect headset plug, described switch handover module is used for connection mode being switched to the connection mode that is consistent with the interface standard of headset plug when the interface standard of the headset plug of its connection mode and insertion does not meet;
Wherein, the connection mode of described switch handover module is consistent with the interface standard of the headset plug of insertion and refers to: the switch handover module is under this connection mode, and the raise the price respective signal end of decoder of each signal end and the audio frequency of earphone socket links to each other.
Among the embodiment of above-mentioned handset earphone access device, described handset earphone access device also comprises baseband processor, described baseband processor links to each other with the switch handover module, link to each other with earphone socket simultaneously, when being used to detect earphone socket and linking to each other with headset plug, whether the connection mode of switch handover module conforms to the interface standard of headset plug, and when the interface standard of the connection mode of switch handover module and headset plug did not meet, the output switching signal was to the switch handover module.
Among the embodiment of above-mentioned handset earphone access device, the switching signal of described baseband processor output is high level or low level.
Among the embodiment of above-mentioned handset earphone access device, described switch handover module comprises analog switch SW1 and SW2, described analog switch SW1 links to each other with baseband processor respectively with SW2, be used for switching connection mode according to the switching signal of baseband processor output, be communicated with the raise the price respective signal end of decoder and earphone socket of audio frequency, the connection mode of switch handover module is consistent with the interface standard of described headset plug.
Among the embodiment of above-mentioned handset earphone access device, described switch handover module comprises first connection mode and second connection mode, when described base processor output high level, analog switch SW1 and SW2 switch to first connection mode, being SW1 links to each other with raise the price first signal end of decoder of audio frequency, and the raise the price secondary signal end of decoder of SW2 and audio frequency links to each other;
When described baseband processor output low level, analog switch SW1 and SW2 are in second connection mode, and promptly the raise the price secondary signal end of decoder of SW1 and audio frequency links to each other, and SW2 and audio frequency decoder first signal end of raising the price links to each other.
Among the embodiment of above-mentioned handset earphone access device, described handset earphone access device comprises 2.5mm handset earphone access device, in the described 2.5mm handset earphone access device, the raise the price first signal end MIC signal end of decoder of described audio frequency, the secondary signal end is the L signal end, and the described audio frequency decoder of raising the price also comprises GND signal end and R signal end;
The raise the price GND signal end of decoder of first signal end of the earphone socket of described 2.5mm handset earphone access device and audio frequency links to each other;
The switching of the secondary signal end of the earphone socket of described 2.5mm handset earphone access device by analog switch SW2 links to each other with the raise the price MIC signal end or the L signal end of decoder of audio frequency respectively;
The raise the price R signal end of decoder (31) of the 3rd signal end of the earphone socket of described 2.5mm handset earphone access device and audio frequency links to each other;
The switching of the 4th signal end of the earphone socket of described 2.5mm handset earphone access device by analog switch SW1 links to each other with the raise the price MIC signal end or the L signal end of decoder of audio frequency respectively;
The raise the price headset detection Ear_Det signal end of decoder of the 6th signal end of the earphone socket of described 2.5mm handset earphone access device and audio frequency links to each other;
Wherein, when the switch handover module was in first connection mode, the 4th signal end of earphone socket linked to each other with the MIC signal end by SW1, and the secondary signal end of earphone socket links to each other with the L signal end by SW2; When the switch handover module was in second connection mode, the 4th signal end of earphone socket linked to each other with the L signal end by SW1, and the secondary signal end of earphone socket links to each other with the MIC signal end by SW2.
Among the embodiment of above-mentioned handset earphone access device, the wired access device of described earphone also comprises 3.5mm handset earphone access device, described 3.5mm handset earphone access device, raise the price first signal end of decoder of described audio frequency is the MIC signal end, the secondary signal end is the GND signal end, and what described audio frequency was raised the price decoder also comprises L signal end and R signal end;
The switching of first signal end of the earphone socket of described 3.5mm handset earphone access device by analog switch SW1 links to each other with the raise the price GND signal end or the MIC signal end of decoder of audio frequency respectively;
The switching of the secondary signal end of the earphone socket of described 3.5mm handset earphone access device by analog switch SW2 links to each other with the raise the price GND signal end or the MIC signal end of decoder of audio frequency respectively;
The raise the price R signal end of decoder of the 3rd signal end of the earphone socket of described 3.5mm handset earphone access device and audio frequency links to each other;
The raise the price L signal end of decoder of the 4th signal end of the earphone socket of described 3.5mm handset earphone access device and audio frequency links to each other;
The raise the price headset detection Ear_Det signal end of decoder of the 6th signal end of the earphone socket of described 3.5mm handset earphone access device and audio frequency links to each other;
Wherein, when the switch handover module was in first connection mode, first signal end of earphone socket linked to each other with the MIC signal end by SW1, and the secondary signal end of earphone socket links to each other with the GND signal end by SW2; When the switch handover module was in second connection mode, first signal end of earphone socket linked to each other with the GND signal end by SW1, and the secondary signal end of earphone socket links to each other with the MIC signal end by SW2.
On the other hand, the invention also discloses a kind of handset earphone cut-in method, described cut-in method is:
When the switch handover module does not meet in the interface standard of its connection mode and headset plug, connection mode is switched to the connection mode that is consistent with the interface standard of headset plug;
Wherein, the connection mode of described switch handover module is consistent with the interface standard of headset plug and refers to: be under this connection mode at the switch handover module, the raise the price respective signal end of decoder of each signal end and the audio frequency of earphone socket links to each other.
Among the embodiment of above-mentioned handset earphone cut-in method, further comprising the steps of:
When baseband processor did not meet in the interface standard of the connection mode of switch handover module and headset plug, the output switching signal was to the switch handover module.
In addition, the invention also discloses a kind of mobile phone, dispose above-mentioned handset earphone access device.
Compared with prior art, beneficial effect of the present invention is:
Handset earphone access device of the present invention comprises earphone socket, audio frequency raise the price decoder and switch handover module, wherein, the switch handover module is used for when the interface standard of the headset plug of its connection mode and insertion does not meet, and connection mode is switched to the connection mode that is consistent with the interface standard of headset plug.Be handset earphone access device of the present invention can and the corresponding connection mode of distinct interface standard between switch, earphone that can compatible distinct interface standard has enlarged the scope of application of handset earphone and mobile phone, provides more convenient, more intimate service to the user.
Description of drawings
Fig. 1 has exemplarily described 3 sections each section of earphone interface schematic diagrames;
Fig. 2 has exemplarily described 4 sections each section of earphone interface schematic diagrames;
Fig. 3 has exemplarily described 2.5mm handset earphone access device structure chart;
Fig. 4 has exemplarily described 3.5mm handset earphone access device structure chart;
Fig. 5 has exemplarily described handset earphone cut-in method flow chart.
Embodiment
Contrast accompanying drawing and the present invention is further elaborated below in conjunction with embodiment.
Handset earphone access device of the present invention, comprise earphone socket (2), audio frequency raise the price decoder (3) and switch handover module, wherein, the described audio frequency decoder (3) of raising the price is used to the decoding audio data of raising the price, described earphone socket (2) links to each other by switch handover module and the audio frequency decoder (3) of raising the price, described earphone socket (2) is used to connect headset plug (1), described switch handover module is used for when the interface standard of the headset plug (1) of its connection mode and insertion does not meet, and connection mode is switched to the connection mode that is consistent with the interface standard of headset plug (1);
Wherein, the connection mode of described switch handover module is consistent with the interface standard of the headset plug of insertion (1) and refers to: the switch handover module is under this connection mode, and the raise the price respective signal end of decoder (3) of each signal end of earphone socket (2) and audio frequency links to each other.
As shown in Figure 1, the tip of 3 sections external universal standards of earphone interface of mobile phone/middle ring/each section of end is defined as " MIC/MONO/GND ", and promptly the tip is a microphone, and middle ring is the audio input channel of monophony MONO, end be signal circuit " ".
For other most audio frequency apparatuses, stereo set etc. for example, tip/middle ring/each section of end is defined as " L/R/GND ", promptly the tip is a stereo left channel, middle ring is stereo R channel, end be signal circuit " ".
China YD/T 1885-2009 " specification requirement of mobile phone earphone interface of mobile phone and method of testing " regulation, tip/middle ring/each section of end is defined as " L/R/GND ", promptly the tip is a stereo left channel, and middle ring is stereo R channel, end be signal circuit " ".
As shown in Figure 2, for 4 sections earphone interface of mobile phone, the definition of ring 2 terminal each sections has two kinds in the external universal standard definition tip/middle ring 1/, is " MIC/R/L/GND " for the 2.5mm earphone interface, is " L/R/GND/MIC " for the 3.5mm earphone interface.
China YD/T 1885-2009 " specification requirement of mobile phone earphone interface of mobile phone and method of testing " regulation, ring 2/ terminal each section is defined as " L/R/MIC/GND " in the tip/middle ring 1/.
3 sections earphone interface of mobile phone are domestic, the definition of each section of foreign standard as shown in Table 1:
Table one
4 sections earphone interface of mobile phone are domestic, the definition of each section of foreign standard as shown in Table 2:
By the contrast of table one, table two as seen, though there are above-mentioned these differences in universal interface standard definition both at home and abroad, separately with regard to the handset earphone of 2.5mm or 3.5mm interface, domestic and external interface standard but are regular governed.
From Fig. 1, Fig. 2, table one, table two, can see simultaneously, the main difference of 3 sections handset earphones and 4 sections earphone interface of mobile phone is the middle ring 2 and the terminal length that is equivalent to 3 sections handset earphone ends altogether of 4 sections handset earphones, the end that is about to 3 sections handset earphones is divided into two, increase middle ring 2 zones, formed 4 sections handset earphones.
Usually on same mobile phone, can not provide 2.5mm and 3.5mm interface simultaneously, therefore the present invention is according to the handset earphone of 2.5mm and 3.5mm interface otherness clocklike, and the handset earphone access device of compatible domestic and external interface standard is provided at them respectively.
Embodiment one:
The handset earphone access device of one embodiment of the invention, comprise earphone socket 2, audio frequency raise the price decoder 3 and switch handover module, wherein, the described audio frequency decoder 3 of raising the price is used to the decoding audio data of raising the price, described earphone socket 2 links to each other by switch handover module and the audio frequency decoder 3 of raising the price, described earphone socket 2 is used to connect headset plug 1, described switch handover module is used for when the interface standard of the headset plug 1 of its connection mode and insertion does not meet, and connection mode is switched to the connection mode that is consistent with the interface standard of headset plug 1; Wherein, the connection mode of described switch handover module is consistent with the interface standard of the headset plug of insertion 1 and refers to: the switch handover module is under this connection mode, and the raise the price respective signal end of decoder 3 of each signal end and the audio frequency of earphone socket 2 links to each other.
Described handset earphone access device also comprises baseband processor 4, described baseband processor 4 links to each other with the switch handover module, link to each other with earphone socket 2 simultaneously, when being used to detect earphone socket 2 and linking to each other with headset plug 1, whether the connection mode of switch handover module conforms to the interface standard of headset plug 1, and when the interface standard of the connection mode of switch handover module and headset plug 1 did not meet, the output switching signal was to the switch handover module.
Described switch handover module comprises analog switch SW1 and SW2, described analog switch SW1 links to each other with baseband processor 4 respectively with SW2, be used for switching connection mode according to the switching signal of baseband processor 4 outputs, be communicated with the raise the price respective signal end of decoder 3 and earphone socket 2 of audio frequency, the connection mode of switch handover module is consistent with the interface standard of described headset plug 1.
The switch handover module comprises two kinds of connection modes, is respectively first connection mode and second connection mode, and is corresponding with the distinct interface standard respectively.In the present embodiment, first connection mode of switch handover module is corresponding with domestic interface standard and external interface standard respectively with second connection mode.
Because existing handset earphone exists 2.5mm and two kinds of interfaces of 3.5mm, therefore the wired access device of earphone of the present invention comprises 2.5mm handset earphone access device and 3.5mm handset earphone access device.
As shown in Figure 3, the 2.5mm handset earphone access device of one embodiment of the invention comprises earphone socket 2, switch handover module, audio frequency raise the price decoder 3 and baseband processor 4.
With 2.5mm, 4 sections handset earphones is example, earphone socket 2 comprises six signal ends, and signal end 1 links to each other with headset plug is terminal, and signal end 2 links to each other with ring 2 in the headset plug, signal end 3 links to each other with ring 1 in the headset plug with signal end 5, and signal end 4 links to each other with signal end 6 and headset plug are most advanced and sophisticated.
The audio frequency decoder 3 of raising the price has four signal ends, is respectively GND, R, MIC and L signal end.Wherein, first signal end is MIC, and the secondary signal end is L.
The audio frequency decoder of raising the price can be the part of baseband processor, also can be independent of outside the baseband processor.
As shown in Figure 3,2.5mm in the handset earphone access device, the raise the price GND signal end of decoder 3 of the signal end 1 and the audio frequency of earphone socket 2 links to each other, the raise the price R signal end of decoder 3 of the signal end 3 and the audio frequency of earphone socket 2 links to each other, the signal end 4 of earphone socket 2 can be raised the price at audio frequency by analog switch SW1 and be switched between the MI C signal end of decoder 3 and the L signal end, and the signal end 2 of earphone socket 2 can be raised the price at audio frequency by analog switch SW1 and be switched between the MIC signal end of decoder 3 and the L signal end.
The Ear_Det signal end of baseband processor 4 links to each other with the signal end 6 of earphone socket 2, and Channel_Ctl is used for exporting SW1 and the SW2 of switching signal to the switch handover module.
After 2.5mm, 4 sections handset earphones insert in the earphone socket 2, baseband processor 4 detects earphone and inserts, if the handset earphone with inserting of the standard of current earphone access device does not meet, then the earphone access device need switch to another interface standard, then Channel_Ctl signal end output high level/low level.
If the handset earphone with inserting of the standard of current earphone access device meets, then do not need to switch and to use.
Definition simultaneously, during high level, analog switch SW1 and SW2 are in first connection mode, and raise the price first signal end of decoder 3 of SW1 and audio frequency links to each other, and the raise the price secondary signal end of decoder 3 of SW2 and audio frequency links to each other; During low level, analog switch SW1 and SW2 are in second connection mode, and the raise the price secondary signal end of decoder 3 of SW1 and audio frequency links to each other, and raise the price first signal end of decoder 3 of SW2 and audio frequency links to each other.
In the present embodiment, raise the price first signal end of decoder 3 of audio frequency is MIC signal ends, and the secondary signal end is the L signal end.
When the earphone access device switched to external interface standard, then the Channel_Ctl signal end of baseband processor 4 was exported high level.
Behind the baseband processor 4 output high level, the signal end 4 that analog switch SW1 connects earphone socket 2 and earphone be most advanced and sophisticated to link to each other and the raise the price MIC signal end of decoder 3 of audio frequency, and the signal end 2 that analog switch SW2 connects earphone socket 2 links to each other with ring 2 in the earphone and the raise the price L signal end of decoder 3 of audio frequency.
At this moment, 2.5mm, 4 sections handset earphone sockets are " MIC/R/L/GND " from the tip to the end.
When the earphone access device switches to domestic interface standard, the baseband processor output low level, analog switch SW1 connects the raise the price L signal end of decoder 3 of the signal end 4 (being the earphone tip) of earphone socket 2 and audio frequency, the raise the price MIC signal end of decoder 3 of the signal end 2 (being to encircle 2 in the earphone) of analog switch SW2 connection earphone socket 2 and audio frequency.
At this moment, 4 sections handset earphone sockets are " L/R/MIC/GND " from the tip to the end.
Embodiment two:
As shown in Figure 3, the 2.5mm handset earphone access device of one embodiment of the invention, for 2.5mm, 3 sections earphones, its end is equivalent to the combination of the end and the middle ring 2 of 4 sections earphones, therefore in 2.5mm handset earphone access device, after inserting 3 sections earphones, what the interface 1 of earphone socket was connected with signal end 2 all is the end of 3 sections earphones, the GND signal end of decoder links to each other because interface 1 and audio frequency are raised the price, so no matter how SW2 switches, and the end of earphone socket all is GND.
If the handset earphone access device switches to external interface standard, then analog switch SW1 is communicated with the signal end 4 and the MIC signal end of earphone socket, 3 sections earphone sockets are " MIC/R/GND " from the tip to the end, ring is monophony R in this moment, and 3 sections earphone sockets also can be expressed as " MIC/MONO/GND " from the tip to the end.3 segmentations, the 2.5mm earphone that can be used for international interface standard.
If the handset earphone access device switches to domestic interface standard, then analog switch SW1 is communicated with the signal end 4 and the L signal end of earphone socket, and 3 sections earphone sockets are " L/R/GND " from the tip to the end.The 2.5mm earphone that can be used for 3 segmentations, 2.5mm earphone and other most of audio frequency apparatuses of domestic interface standard.
In sum, the handset earphone access device of visible 2.5mm of the present invention all is suitable for 3 sections earphones and 4 sections earphones.
Embodiment three:
As shown in Figure 4, in the 3.5mm handset earphone access device of one embodiment of the invention, earphone socket 2 comprises six signal ends, signal end 1 links to each other with headset plug is terminal, signal end 2 links to each other with ring 2 in the headset plug, signal end 3 links to each other with ring 1 in the headset plug with signal end 5, and signal end 4 links to each other with signal end 6 and headset plug are most advanced and sophisticated.
The audio frequency decoder 3 of raising the price has four signal ends, is respectively L, R, GND and MIC signal end.Wherein, first signal end is MIC, and the secondary signal end is GND.
The raise the price R signal end of decoder 3 of the signal end 3 and the audio frequency of earphone socket 2 links to each other, the raise the price L signal end of decoder 3 of the signal end 4 and the audio frequency of earphone socket 2 links to each other, the signal end 1 of earphone socket 2 can be raised the price at audio frequency by analog switch SW1 and be switched between the GND signal end of decoder 3 and the MIC signal end, and the signal end 2 of earphone socket 2 can be raised the price at audio frequency by analog switch SW2 and be switched between the GND signal end of decoder 3 and the MIC signal end.
The Ear-Det signal end of baseband processor 4 links to each other with the signal end 6 of earphone socket 2, and Channel_Ctl is used for controlling the switching of analog switch SW1 and analog switch SW2.
After 3.5mm, 4 sections handset earphones insert in the earphone socket 2, baseband processor 4 detects earphone and inserts, if the handset earphone with inserting of the standard of current earphone access device does not meet, need switch to another connection mode, then Channel_Ctl signal end output high level/low level.
If the handset earphone with inserting of the standard of current earphone access device meets, then do not need to switch and to use.
Baseband processor output high level still is that low level can be determined according to the product specific design, in the present embodiment, and when 3.5mm handset earphone access device need switch to the foreign standard connection mode, the output high level; When 3.5mm handset earphone access device need switch to domestic standard during connection mode, output low level.
Definition simultaneously, during high level, analog switch SW1 and SW2 are in first connection mode, and raise the price first signal end of decoder 3 of SW1 and audio frequency links to each other, and the raise the price secondary signal end of decoder 3 of SW2 and audio frequency links to each other; During low level, analog switch SW1 and SW2 are in second connection mode, and the raise the price secondary signal end of decoder 3 of SW1 and audio frequency links to each other, and raise the price first signal end of decoder 3 of SW2 and audio frequency links to each other.
In the present embodiment, raise the price first signal end of decoder 3 of audio frequency is MIC signal ends, and the secondary signal end is the GND signal end.
In the present embodiment, when 3.5mm earphone access device switches to external interface standard, baseband processor output high level, control analog switch SW1 connects the raise the price MIC signal end of decoder 3 of the signal end 1 (being the earphone end) of earphone socket 2 and audio frequency, the raise the price GND signal end of decoder 3 of the signal end 2 (being to encircle 2 in the earphone) of analog switch SW2 connection earphone socket 2 and audio frequency.
At this moment, 3.5mm, 4 sections handset earphone sockets are " L/R/GND/MIC " from the tip to the end.
When 3.5mm handset earphone access device switches to domestic interface standard, the baseband processor output low level, control analog switch SW1 connects the raise the price GND signal end of decoder 3 of the signal end 1 (being the earphone end) of earphone socket 2 and audio frequency, the raise the price MIC signal end of decoder 3 of the signal end 2 (being to encircle 2 in the earphone) of analog switch SW2 connection earphone socket 2 and audio frequency.
At this moment, 3.5mm, 4 sections handset earphone sockets are " L/R/MIC/GND " from the tip to the end.
Embodiment four:
As shown in Figure 4, for 3.5mm, 3 sections earphone interfaces, its end is equivalent to the combination of the end and the middle ring 2 of 4 sections earphones, therefore in 3.5mm handset earphone access device, after inserting 3 sections earphones, what the signal end 1 of earphone socket was connected with signal end 2 all is the end of 3 sections earphones, no matter be domestic standard earphone or foreign standard earphone, no matter how SW1 and SW2 switch, the earphone end all links to each other with GND, at this moment, 3.5mm, 3 segmentation earphone sockets are " L/R/GND " from the tip to the end, can be used for the 3.5mm of domestic standard, the 3.5mm earphone of 3 segmentation earphones and most audio frequency apparatus stereo sets etc.
The mobile phone of one embodiment of the invention is furnished with above-mentioned handset earphone access device.
The mobile phone of being furnished with above-mentioned handset earphone access device when can not meet in the interface standard of its connection mode and headset plug, switches to connection mode the connection mode that is consistent with the interface standard of headset plug.It is the handset earphone of compatible domestic interface standard and external interface standard, the user need not to dispose complete mobile phone and handset earphone, can enjoy business such as audio frequency that mobile phone provides, session, enlarged the scope of application of mobile phone and handset earphone, brought facility to the user, provide more intimate service to the user.
Embodiment five:
As shown in Figure 5, the handset earphone cut-in method of an embodiment comprises following steps:
Step 101 is inserted handset earphone in the earphone socket.
2.5mm the international interface standard of the detection of handset earphone access device is at the MIC passage, domestic interface standard is at the L passage; 3.5mm the detection of handset earphone access device both at home and abroad interface standard all at the L passage.
The handset earphone model can be a standard definition, also can be the standard number that the user defines voluntarily.
Step 104 is carried out the echo test, and the echo test crash then turns to step 105, and echo is tested by then turning to step 106.
The echo test can directly be carried out after user's input handset earphone model, also can carry out after the prompting user confirms again.
The echo test is passed through, and illustrates that the default interface standard of handset earphone access device meets the interface standard of handset earphone, and the current phone earphone can normally use.
The default standard of handset earphone access device can be domestic interface standard, also can be external interface standard, and the user can be provided with default standard according to demand.
System log (SYSLOG) current phone earphone model and interface standard, afterwards when insert earphone, when the user imports same handset earphone model once more, the handset earphone access device can switch to and the corresponding connection mode of the interface standard of handset earphone voluntarily, simplified operating procedure, saved the time, brought facility to the user.
The echo test crash illustrates that the default interface standard of current phone earphone access device does not meet the interface standard of handset earphone, and current earphone can't normally be used.
Switching connection mode can be to switch automatically behind the echo test crash, also can be to carry out after the prompting user confirms to switch again.
Adopt and automatically switch or the manual switchover pattern, can be provided with according to demand, can provide more convenient, more humane service to the user by the user.
The concrete grammar that switches connection mode above describes in detail, repeats no more herein.
Step 107 behind the switching connection mode, is proceeded the echo test, if test is passed through, then turns to step 105.
The 4 segmentation earphones of the 3.5mm of international interface standard, 3 sections and the 4 segmentation earphones of the 2.5mm of international interface standard, the 4 segmentation earphones of the 2.5mm of domestic interface standard, 3.5mm all can detect by the echo test.
Step 108 is if the left and right acoustic channels tone testing is carried out in still failure of test.
Carrying out the left and right acoustic channels tone testing can be to carry out automatically behind the echo test crash, carries out after also can pointing out the user to confirm, the user can be provided with according to demand voluntarily, provides more convenient, more humane service to the user.
For 2.5mm handset earphone access device, system judges that it is the earphone of the 2.5mm that meets domestic interface standard, 3 sections handset earphones or other most audio frequency apparatus stereo sets etc.; For 3.5mm handset earphone access device, distinguish of system is the earphone of 3.5mm, 3 segmentation earphones or other most audio frequency apparatus stereo sets etc. of domestic interface standard.
Step 110 is if left and right acoustic channels tone testing failure then points out the current phone earphone unavailable.
Handset earphone access device of the present invention comprises earphone socket, audio frequency raise the price decoder and switch handover module, wherein, the switch handover module is used for when the interface standard of the headset plug of its connection mode and insertion does not meet, and connection mode is switched to the connection mode that is consistent with the interface standard of headset plug.Be handset earphone access device of the present invention can and the corresponding connection mode of distinct interface standard between switch, earphone that can compatible distinct interface standard has enlarged the scope of application of handset earphone and mobile phone, provides more convenient, more intimate service to the user.
Above content be in conjunction with concrete preferred implementation to further describing that the present invention did, but this example of just lifting for ease of understanding should not think that concrete enforcement of the present invention is confined to these explanations.For the general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can make various possible being equal to and change or replacement, these changes or replacement all should belong to protection scope of the present invention.
Claims (10)
1. handset earphone access device, it is characterized in that, comprise earphone socket (2), audio frequency raise the price decoder (3) and switch handover module, wherein, the described audio frequency decoder (3) of raising the price is used to the decoding audio data of raising the price, described earphone socket (2) links to each other by switch handover module and the audio frequency decoder (3) of raising the price, described earphone socket (2) is used to connect headset plug (1), described switch handover module is used for when the interface standard of the headset plug (1) of its connection mode and insertion does not meet, and connection mode is switched to the connection mode that is consistent with the interface standard of headset plug (1);
Wherein, the connection mode of described switch handover module is consistent with the interface standard of the headset plug of insertion (1) and refers to: the switch handover module is under this connection mode, and the raise the price respective signal end of decoder (3) of each signal end of earphone socket (2) and audio frequency links to each other.
2. handset earphone access device as claimed in claim 1, it is characterized in that, described handset earphone access device also comprises baseband processor (4), described baseband processor (4) links to each other with the switch handover module, link to each other with earphone socket (2) simultaneously, be used to detect earphone socket (2) and headset plug (1) when linking to each other, whether the connection mode of switch handover module conforms to the interface standard of headset plug (1), and when the interface standard of the connection mode of switch handover module and headset plug (1) did not meet, the output switching signal was to the switch handover module.
3. handset earphone access device as claimed in claim 2 is characterized in that, the switching signal of described baseband processor (4) output is high level or low level.
4. handset earphone access device as claimed in claim 3, it is characterized in that, described switch handover module comprises analog switch SW1 and SW2, described analog switch SW1 links to each other with baseband processor (4) respectively with SW2, be used for switching connection mode according to the switching signal of baseband processor (4) output, be communicated with the raise the price respective signal end of decoder (3) and earphone socket (2) of audio frequency, the connection mode of switch handover module is consistent with the interface standard of described headset plug (1).
5. handset earphone access device as claimed in claim 4, it is characterized in that, described switch handover module comprises first connection mode and second connection mode, when described base processor (4) output high level, analog switch SW1 and SW2 switch to first connection mode, being SW1 links to each other with raise the price first signal end of decoder (3) of audio frequency, and the raise the price secondary signal end of decoder (3) of SW2 and audio frequency links to each other;
When described baseband processor (4) output low level, analog switch SW1 and SW2 are in second connection mode, and promptly the raise the price secondary signal end of decoder (3) of SW1 and audio frequency links to each other, and SW2 and audio frequency decoder (3) first signal ends of raising the price link to each other.
6. handset earphone access device as claimed in claim 5, it is characterized in that, described handset earphone access device comprises 2.5mm handset earphone access device, in the described 2.5mm handset earphone access device, the raise the price first signal end MIC signal end of decoder (3) of described audio frequency, the secondary signal end is the L signal end, and the described audio frequency decoder (3) of raising the price also comprises GND signal end and R signal end;
The raise the price GND signal end of decoder (3) of first signal end of the earphone socket (2) of described 2.5mm handset earphone access device and audio frequency links to each other;
The switching of the secondary signal end of the earphone socket (2) of described 2.5mm handset earphone access device by analog switch SW2 links to each other with the raise the price MIC signal end or the L signal end of decoder (3) of audio frequency respectively;
The raise the price R signal end of decoder (31) of the 3rd signal end of the earphone socket (2) of described 2.5mm handset earphone access device and audio frequency links to each other;
The switching of the 4th signal end of the earphone socket (2) of described 2.5mm handset earphone access device by analog switch SW1 links to each other with the raise the price MIC signal end or the L signal end of decoder (3) of audio frequency respectively;
The raise the price headset detection Ear_Det signal end of decoder (3) of the 6th signal end of the earphone socket (2) of described 2.5mm handset earphone access device and audio frequency links to each other;
Wherein, when the switch handover module was in first connection mode, the 4th signal end of earphone socket (2) linked to each other with the MIC signal end by SW1, and the secondary signal end of earphone socket (2) links to each other with the L signal end by SW2; When the switch handover module was in second connection mode, the 4th signal end of earphone socket (2) linked to each other with the L signal end by SW1, and the secondary signal end of earphone socket (2) links to each other with the MIC signal end by SW2.
7. handset earphone access device as claimed in claim 5, it is characterized in that, the wired access device of described earphone also comprises 3.5mm handset earphone access device, described 3.5mm handset earphone access device, raise the price first signal end of decoder (3) of described audio frequency is the MIC signal end, the secondary signal end is the GND signal end, and what described audio frequency was raised the price decoder (3) also comprises L signal end and R signal end;
The switching of first signal end of the earphone socket (2) of described 3.5mm handset earphone access device by analog switch SW1 links to each other with the raise the price GND signal end or the MIC signal end of decoder (3) of audio frequency respectively;
The switching of the secondary signal end of the earphone socket (2) of described 3.5mm handset earphone access device by analog switch SW2 links to each other with the raise the price GND signal end or the MIC signal end of decoder (3) of audio frequency respectively;
The raise the price R signal end of decoder (3) of the 3rd signal end of the earphone socket (2) of described 3.5mm handset earphone access device and audio frequency links to each other;
The raise the price L signal end of decoder (3) of the 4th signal end of the earphone socket (2) of described 3.5mm handset earphone access device and audio frequency links to each other;
The raise the price headset detection Ear_Det signal end of decoder (3) of the 6th signal end of the earphone socket (2) of described 3.5mm handset earphone access device and audio frequency links to each other;
Wherein, when the switch handover module was in first connection mode, first signal end of earphone socket (2) linked to each other with the MIC signal end by SW1, and the secondary signal end of earphone socket (2) links to each other with the GND signal end by SW2; When the switch handover module was in second connection mode, first signal end of earphone socket (2) linked to each other with the GND signal end by SW1, and the secondary signal end of earphone socket (2) links to each other with the MIC signal end by SW2.
8. a handset earphone cut-in method is characterized in that, described cut-in method is:
When the switch handover module does not meet in the interface standard of its connection mode and headset plug (1), connection mode is switched to the connection mode that is consistent with the interface standard of headset plug (1);
Wherein, the connection mode of described switch handover module is consistent with the interface standard of headset plug (1) and refers to: be under this connection mode at the switch handover module, the raise the price respective signal end of decoder (3) of each signal end of earphone socket (2) and audio frequency links to each other.
9. handset earphone cut-in method as claimed in claim 8 is characterized in that, and is further comprising the steps of:
When baseband processor (4) did not meet in the interface standard of the connection mode of switch handover module and headset plug (1), the output switching signal was to the switch handover module.
10. a mobile phone is characterized in that, disposes each described handset earphone access device as claim 1-7.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010219599XA CN102035911A (en) | 2010-07-08 | 2010-07-08 | Device and method for accessing earphone of mobile phone |
| PCT/CN2011/070972 WO2012003720A1 (en) | 2010-07-08 | 2011-02-14 | Device and method for connecting earphones for mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010219599XA CN102035911A (en) | 2010-07-08 | 2010-07-08 | Device and method for accessing earphone of mobile phone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102035911A true CN102035911A (en) | 2011-04-27 |
Family
ID=43888217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010219599XA Pending CN102035911A (en) | 2010-07-08 | 2010-07-08 | Device and method for accessing earphone of mobile phone |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102035911A (en) |
| WO (1) | WO2012003720A1 (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103051989A (en) * | 2011-10-12 | 2013-04-17 | 宏达国际电子股份有限公司 | Audio electronic device and audio plug recognition and operation method |
| CN103052004A (en) * | 2012-11-22 | 2013-04-17 | 北京小米科技有限责任公司 | Signal receiving device, earphone and conversion joint |
| CN103096210A (en) * | 2011-11-04 | 2013-05-08 | 纬创资通股份有限公司 | Signal connection module, electronic device and connector identification method |
| WO2013067812A1 (en) * | 2011-11-10 | 2013-05-16 | 中兴通讯股份有限公司 | Headset socket circuit |
| CN103365418A (en) * | 2013-06-24 | 2013-10-23 | 张宝权 | Drive-by-wire method for multi-platform application and adjustable drive-by-wire device |
| CN103379052A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Signal processing module and signal processing method |
| WO2014032482A1 (en) * | 2012-07-13 | 2014-03-06 | BBPOS Limited | System and method for detecting the ground and microphone input contacts in an audio plug |
| CN104618836A (en) * | 2015-02-02 | 2015-05-13 | 深圳市吉芯微半导体有限公司 | Communication device |
| CN104899001A (en) * | 2015-05-27 | 2015-09-09 | 深圳市金立通信设备有限公司 | Line control earphone compatible method and terminal |
| CN105049998A (en) * | 2015-07-07 | 2015-11-11 | 北京医康世纪科技有限公司 | Audio communication device |
| GB2527487A (en) * | 2014-03-25 | 2015-12-30 | Ifpl Group Ltd | Headphone socket |
| CN105681995A (en) * | 2014-11-17 | 2016-06-15 | 联芯科技有限公司 | Automatic earphone type identification device and method |
| CN106488302A (en) * | 2015-09-02 | 2017-03-08 | 哈曼国际工业有限公司 | There is the audio system of multi-screen application |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9820029B2 (en) | 2015-04-17 | 2017-11-14 | Blackberry Limited | Device-adaptable audio headset |
| CN111314817B (en) * | 2020-02-28 | 2022-05-20 | Oppo广东移动通信有限公司 | Switching control circuit, terminal equipment and switching control method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11110704A (en) * | 1997-10-06 | 1999-04-23 | Canon Inc | Image recording and reproducing apparatus and method for using a common terminal, of a mini-jack as both an image audio terminal and a earphone terminal |
| CN1728082A (en) * | 2005-07-29 | 2006-02-01 | 上海贝豪通讯电子有限公司 | Method for raising versatility of earphone interface |
| CN101145859A (en) * | 2006-09-12 | 2008-03-19 | 中兴通讯股份有限公司 | Testing system and method for mobile phone single board |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201349247Y (en) * | 2008-12-22 | 2009-11-18 | 宇龙计算机通信科技(深圳)有限公司 | Earphone interface circuit and movable termination |
| CN101645300A (en) * | 2009-05-15 | 2010-02-10 | 上海闻泰电子科技有限公司 | Multimedia shared mobile terminal supporting double-interface |
| CN101719610A (en) * | 2009-12-30 | 2010-06-02 | 华为终端有限公司 | Wired earphone compatible method and device |
-
2010
- 2010-07-08 CN CN201010219599XA patent/CN102035911A/en active Pending
-
2011
- 2011-02-14 WO PCT/CN2011/070972 patent/WO2012003720A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11110704A (en) * | 1997-10-06 | 1999-04-23 | Canon Inc | Image recording and reproducing apparatus and method for using a common terminal, of a mini-jack as both an image audio terminal and a earphone terminal |
| CN1728082A (en) * | 2005-07-29 | 2006-02-01 | 上海贝豪通讯电子有限公司 | Method for raising versatility of earphone interface |
| CN101145859A (en) * | 2006-09-12 | 2008-03-19 | 中兴通讯股份有限公司 | Testing system and method for mobile phone single board |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103051989B (en) * | 2011-10-12 | 2016-05-18 | 宏达国际电子股份有限公司 | Audio electronics device and audio jack identification and method of operating |
| CN103051989A (en) * | 2011-10-12 | 2013-04-17 | 宏达国际电子股份有限公司 | Audio electronic device and audio plug recognition and operation method |
| CN103096210B (en) * | 2011-11-04 | 2016-04-13 | 纬创资通股份有限公司 | Signal connection module, electronic device and connector identification method |
| CN103096210A (en) * | 2011-11-04 | 2013-05-08 | 纬创资通股份有限公司 | Signal connection module, electronic device and connector identification method |
| US9326068B2 (en) | 2011-11-04 | 2016-04-26 | Wistron Corporation | Signal connecting module, electronic device, and connector identification method thereof |
| WO2013067812A1 (en) * | 2011-11-10 | 2013-05-16 | 中兴通讯股份有限公司 | Headset socket circuit |
| CN103379052B (en) * | 2012-04-26 | 2016-12-14 | 国民技术股份有限公司 | Signal processing module and signal processing method |
| CN103379052A (en) * | 2012-04-26 | 2013-10-30 | 国民技术股份有限公司 | Signal processing module and signal processing method |
| WO2014032482A1 (en) * | 2012-07-13 | 2014-03-06 | BBPOS Limited | System and method for detecting the ground and microphone input contacts in an audio plug |
| CN104620567B (en) * | 2012-07-13 | 2017-04-05 | 环汇系统有限公司 | The system and method for ground wire and microphone input contact for detection in audio jack |
| CN104620567A (en) * | 2012-07-13 | 2015-05-13 | 环汇系统有限公司 | System and method for detecting the ground and microphone input contacts in an audio plug |
| US9362689B2 (en) | 2012-07-13 | 2016-06-07 | BBPOS Limited | System and method for detecting the ground and microphone input contacts in an audio plug |
| CN103052004A (en) * | 2012-11-22 | 2013-04-17 | 北京小米科技有限责任公司 | Signal receiving device, earphone and conversion joint |
| CN103365418A (en) * | 2013-06-24 | 2013-10-23 | 张宝权 | Drive-by-wire method for multi-platform application and adjustable drive-by-wire device |
| US10734771B2 (en) | 2014-03-25 | 2020-08-04 | Ifpl Group Limited | Four-terminal headphone socket with two electrically-connected terminals to ensure reliable audio with different plugs |
| GB2527487A (en) * | 2014-03-25 | 2015-12-30 | Ifpl Group Ltd | Headphone socket |
| GB2527487B (en) * | 2014-03-25 | 2019-10-16 | Ifpl Group Ltd | Headphone socket |
| CN105681995A (en) * | 2014-11-17 | 2016-06-15 | 联芯科技有限公司 | Automatic earphone type identification device and method |
| CN104618836A (en) * | 2015-02-02 | 2015-05-13 | 深圳市吉芯微半导体有限公司 | Communication device |
| CN104899001A (en) * | 2015-05-27 | 2015-09-09 | 深圳市金立通信设备有限公司 | Line control earphone compatible method and terminal |
| CN105049998B (en) * | 2015-07-07 | 2019-01-18 | 北京医康世纪科技有限公司 | A kind of audio communication device |
| CN105049998A (en) * | 2015-07-07 | 2015-11-11 | 北京医康世纪科技有限公司 | Audio communication device |
| CN106488302A (en) * | 2015-09-02 | 2017-03-08 | 哈曼国际工业有限公司 | There is the audio system of multi-screen application |
| CN106488302B (en) * | 2015-09-02 | 2021-02-23 | 哈曼国际工业有限公司 | Method for switching audio output, playback equipment and playback system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012003720A1 (en) | 2012-01-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102035911A (en) | Device and method for accessing earphone of mobile phone | |
| CN202634659U (en) | Earphone interface self-adaptive circuit and mobile terminal | |
| CN101951421B (en) | Expansion use method for cell phone earphone interface | |
| CN101431708A (en) | Terminal and method for recognizing headphone type | |
| CN201142743Y (en) | Headphone interface circuit and mobile phone with the same | |
| CN103945310A (en) | Transmission method, mobile terminal, multi-channel earphones and audio playing system | |
| CN103118191B (en) | Using control method and mobile terminal for iPhone wire control earphone | |
| CN101917497A (en) | Method and device for earphone and USB to share micro-USB interface | |
| CN104661158A (en) | Stereophone, terminal and audio signal processing method of stereophone and terminal | |
| CN102158575A (en) | Method for expanding USB (Universal Serial Bus) interface of mobile terminal into earphone interface | |
| CN101645300A (en) | Multimedia shared mobile terminal supporting double-interface | |
| CN101938546A (en) | Earphone microphone detection method based on mobile phone and mobile phone | |
| CN102480563A (en) | Control method and device in process of inserting earphone into earphone socket | |
| CN102969633A (en) | Conversion device | |
| CN105120390B (en) | Headphone socket, headphone plug and electronic device | |
| CN202750144U (en) | Walkie-talkie mobile phone | |
| CN110891225A (en) | Audio signal processing method, device, equipment and storage medium | |
| CN102355518A (en) | Mobile phone and audio processing method thereof | |
| US20070281751A1 (en) | Method and apparatus for enabling a user to interrupt the supply of a service to the user | |
| CN102623865A (en) | Patch cord fitting | |
| CN105811515A (en) | Method and system for charging universal serial bus Bluetooth headset through mobile terminal | |
| CN217770320U (en) | TWS earphone charging bin with audio switching function | |
| CN105049998A (en) | Audio communication device | |
| CN102325228B (en) | Method for reducing energy consumption of headset of mobile phone | |
| CN110783777B (en) | Anti-interference method, device and 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 | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110427 |