CN101833678B - Data card for computer system and related computer system - Google Patents
Data card for computer system and related computer system Download PDFInfo
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- CN101833678B CN101833678B CN2009101195449A CN200910119544A CN101833678B CN 101833678 B CN101833678 B CN 101833678B CN 2009101195449 A CN2009101195449 A CN 2009101195449A CN 200910119544 A CN200910119544 A CN 200910119544A CN 101833678 B CN101833678 B CN 101833678B
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Abstract
The invention relates to a data card for a computer system and a related computer system. In the data card for the computer system, the computer system can be operated with an amplification mode, the data card comprises an antenna, a radio frequency module, a first signal processing unit, a second signal processing unit, a transmission interface, a microphone device and an audio codec, wherein the first signal process unit outputs an analog audio output signal which corresponds to audio data played by using a loudspeaker when the computer system is in the amplification mode, the transmission interface outputs a digital audio output signal corresponding to the audio data to the computer system; the microphone device is coupled to the second signal processing unit, and the audio codec is coupled on the first signal processing unit, the transmission interface and the microphone device, encodes the analog audio output signal and generates the digital audio output signal. The computer system using the data card can select the amplification mode in mobile telephone functions and uses the data card as a hand-held telephone set in network telephone functions, which improves the application convenience of the mobile network.
Description
Technical field
The present invention relates to a kind of data card and relative computer system that is used for a computer system, relate in particular to a kind of data card and relative computer system that multiple call mode is provided.
Background technology
Along with the growth of Internet application service, the mobile network apparatus (Mobile Internet Device) of the mobile communication function of integration mobile phone and the operation processing function of computing machine day by day rises, to satisfy popular demand for mobile communication and online.When the product of mobile network apparatus is not popularized as yet, the function that the consumer uses data card (Data Card) control notebook computer to surf the Net usually.
(UniversalSerial Bus USB) connects notebook computer, to carry out data transmission to data card on the market through common transmission interface such as PCMCIA, PCI Express or versabus.On the other hand, data card all possesses the above hardware specification of second generation mobile communication standard (GSM), can realize function of cellular phone.Please refer to Fig. 1, Fig. 1 is the functional-block diagram of a known data card 10, and it includes an antenna 100, a radio-frequency module 102, a signal processor 104, an ear microphone connects a hole 106 and a usb 1 08.Antenna 100 is used for transmitting and received RF signal.Radio-frequency module 102 is coupled to antenna 100, is used for handling the modulating/demodulating conversion between radiofrequency signal and the fundamental frequency signal.Signal processor 104 is coupled to radio-frequency module 102, and the encoding and decoding that are used for carrying out between simulated audio signal and the fundamental frequency signal are handled.Ear microphone connects hole 106 and is coupled to a signal processor 104 and a headset group 12; Headset group 12 receives a voice data; Like user's one's voice in speech and environmental background sound etc., convert voice data into an electronic signal through Mike's wind structure, like an analogue audio frequency input signal SA
INAnalogue audio frequency input signal SA
INConnecing hole 106 through ear microphone exports signal processor 104 to and handles.On the other hand, the analogue audio frequency output signal SA of signal processor 104 generations
OUTConnect hole 106 through ear microphone, play by headset group 12.Data card 10 is connected in notebook computer through usb 1 08, makes notebook computer can surf the Net and call function.
Through data card 10, the user can dial mobile phone with notebook computer.Yet data card 10 only connects hole 106 as COBBAIF with ear microphone, and the user must use headset group 12 just can converse.In other words, if use known data card 10, the selection of call mode is limited, and the user can't be to amplify or hands-free isotype is conversed.For the masses that pursue the mobile communication convenience, known data card can't provide use-pattern more flexibly.
Summary of the invention
Therefore, fundamental purpose of the present invention promptly is to provide a kind of data card and relative computer system that is used for a computer system.
The present invention discloses a kind of data card that is used for a computer system; This computer system can operate in the mobile phone pattern that amplifies, and this data card includes an antenna, a radio-frequency module, one first signal processing unit, a secondary signal processing unit, a transmission interface, a microphone apparatus and an audio codec.This antenna is used for transmitting one first radiofrequency signal and receives one second radiofrequency signal.This radio-frequency module is coupled to this antenna, is used for modulating a transferred fundamental frequency signal producing this first radiofrequency signal, and this second radiofrequency signal of demodulation is to produce a pending fundamental frequency signal.This first signal processing unit is coupled to this radio-frequency module; Be used for this pending fundamental frequency signal is carried out signal Processing; To export one first analogue audio frequency output signal, the voice data that this first analogue audio frequency output signal uses a loudspeaker to play corresponding to this computer system operation when this mobile phone amplifies pattern.This secondary signal processing unit is coupled to this radio-frequency module, is used for receiving one first analogue audio frequency input signal, and this first analogue audio frequency input signal is carried out signal Processing, to produce this transferred fundamental frequency signal.One first DAB that this transmission interface is used for exporting corresponding to this voice data outputs signal to this computer system, and this first DAB output signal is that this first analogue audio frequency output signal produces through an encoding process process (process).This microphone apparatus is coupled to this secondary signal processing unit, is used for exporting this first analogue audio frequency input signal to this secondary signal processing unit.This audio codec is coupled to this first signal processing unit, this transmission interface and this microphone apparatus; Be used for this first analogue audio frequency output signal is carried out this encoding process process producing this first DAB output signal, and export this first DAB and output signal to this transmission interface.
The present invention also discloses a kind of computer system with a mobile network feature, and this computer system can operate in the mobile phone pattern that amplifies, and includes a main frame and a data card.This main frame is used for realizing the function of this computer system, includes a loudspeaker, and this loudspeaker is used at this computer system operation when this mobile phone amplifies pattern, playing a voice data.This data card is used for realizing this mobile network feature, includes an antenna, a radio-frequency module, one first signal processing unit, a secondary signal processing unit, a transmission interface, a microphone apparatus and an audio codec.This antenna is used for transmitting one first radiofrequency signal and receives one second radiofrequency signal.This radio-frequency module is coupled to this antenna, is used for modulating a transferred fundamental frequency signal producing this first radiofrequency signal, and this second radiofrequency signal of demodulation is to produce a pending fundamental frequency signal.This first signal processing unit is coupled to this radio-frequency module, is used for this pending fundamental frequency signal is carried out signal Processing, with the one first analogue audio frequency output signal of output corresponding to this voice data.This secondary signal processing unit is coupled to this radio-frequency module, is used for receiving one first analogue audio frequency input signal, and this first analogue audio frequency input signal is carried out signal Processing, to produce this transferred fundamental frequency signal.One first DAB that this transmission interface is used for exporting corresponding to this voice data outputs signal to this main frame, and this first DAB output signal is that this first analogue audio frequency output signal produces through an encoding process process.This microphone apparatus is coupled to this secondary signal processing unit, is used for exporting this first analogue audio frequency input signal to this secondary signal processing unit.This audio codec is coupled to this first signal processing unit, this transmission interface and this microphone apparatus; Be used for this first analogue audio frequency output signal is carried out this encoding process process producing this first DAB output signal, and export this first DAB and output signal to this transmission interface.
Use the computer system of data card of the present invention can in function of cellular phone, select the pattern that amplifies, and in function of network phone, as hand-held telephone set, significantly promote mobile network's ease of use with data card of the present invention.
Description of drawings
Fig. 1 is the functional-block diagram of a known data card.
Fig. 2 is the functional-block diagram of a data card of the embodiment of the invention.
Fig. 3 is the functional-block diagram of a computer system of the embodiment of the invention.
Fig. 4 for the computer system operation of Fig. 3 in the amplify synoptic diagram of sound signal bang path of pattern of a mobile phone.
Fig. 5 is that the computer system operation of Fig. 3 is in the synoptic diagram of the sound signal bang path of a networking telephone hand-held mode.
Fig. 6 is the functional-block diagram of a data card of another embodiment of the present invention.
The primary clustering symbol description:
10,20,60 data cards, 30 computer systems
12 headset groups, 32 USB cables
100,200,600 antennas, 300 main frames
102,202,602 radio-frequency modules, 302 control modules
104 signal processors, 304 audio codecs
106 ear microphones connect hole 308 loudspeakers
108,210,306 USB interfaces, 310 network interfaces
204,604 first signal processing units, 610 wireless transmission interfaces
206,606 secondary signal processing unit SA
IN, SAV
INThe analogue audio frequency input signal
208,608 USB audio codec SA
OUT, SAV
OUTAnalogue audio frequency output signal
212,612 microphone apparatus SD
IN, SDV
INThe DAB input signal
214,614 receiver SD
OUT, SDV
OUTDAB output signal
Embodiment
Please refer to Fig. 2, Fig. 2 is the functional-block diagram of a data card 20 of the embodiment of the invention.Data card 20 is used for a computer system, is used for realizing a mobile network feature.Data card 20 includes an antenna 200, a radio-frequency module 202, one first signal processing unit 204, a secondary signal processing unit 206, a USB audio codec (Audio Codec) 208, one USB interface 210, a microphone apparatus 212, a receiver (Receiver) 214 and an ear microphone and connects hole 216 (not being plotted among Fig. 2).Data card 20 is connected with a main frame in the computer system through USB interface 210.Please note earlier at this, the fundamental purpose of data card of the present invention be the control computer system operation in multiple call mode, the relation of coupling and the signal transfer mode of following each assembly all are main the explanation with the sound signal.In addition, USB interface 210 is merely an embodiment of the transmission interface that uses among the present invention, and in other embodiment of the present invention, transmission interface can have different implementations, details in the back.
In data card 20, antenna 200 is used for transmitting the radiofrequency signal that radio-frequency module 202 produces, and from aerial received RF signal.Radio-frequency module 202 is coupled to antenna 200; Be used for handling the modulating/demodulating conversion between radiofrequency signal and the fundamental frequency signal; The radiofrequency signal that antenna 200 is received is demodulated into pending fundamental frequency signal, and the fundamental frequency signal that secondary signal processing unit 206 is produced is modulated to transferred radiofrequency signal.First signal processing unit 204 is coupled to radio-frequency module 202, USB audio codec 208 and microphone apparatus 212; Secondary signal processing unit 206 is coupled to radio-frequency module 202 and microphone apparatus 212.USB audio codec 208 is coupled to first signal processing unit 204, USB interface 210, microphone apparatus 212 and receiver 214.USB interface 210 is coupled to USB audio codec 208, and data card 20 promptly is connected through a main frame in USB interface 210 and the computer system.Microphone apparatus 212 and receiver 214 are used for sending words respectively and receive words, and ear microphone connects hole 216 and is used for connecting a headset group, and the headset group also can be used to the sending and receiving words.Preferably, microphone apparatus 212 can be an array formula microphone (Array Microphone).First signal processing unit 204 and the secondary signal processing unit 206 of data card 20 also can be integrated into a signal processing unit.
Be compared to the hardware specification of known data card, data card of the present invention not only comprises ear microphone and connects the hole, has also comprised USB audio codec, microphone and receiver, and these are that known data card is unexistent.Through data card 20, computer system can realize amplify a hand-held pattern of pattern and the networking telephone (VoIP) function of one of function of cellular phone, supplies the user to select.Under different mode, the operation of each unit of data card 20 is also different, details in the back.
Please earlier with reference to figure 3, Fig. 3 is the functional-block diagram of a computer system 30 of the embodiment of the invention.Computer system 30 comprises the data card 20 of a main frame 300 and Fig. 2, and main frame 300 is used for realizing the function of computer system 30, like operation of data, storage and output input control etc.; Data card 20 is used for realizing mobile network feature, makes computer system 30 removable online and dials mobile phone, and data card 20 is connected with main frame 300 through a USB cable 32.In this note that the main frame 300 of Fig. 3, only drawing the unit relevant with the present invention, is not the main frame of complete computer system.Main frame 300 includes a control module 302, an audio codec 304, a USB interface 306, a loudspeaker 308 and a network interface 310.Control module 302 is a South Bridge chip, is coupled to audio codec 304, USB interface 306 and network interface 310, is used for controlling the transmission of various outputs and input signal.Audio codec 304 is used for carrying out the encoding-decoding process between numeric string line data and the simulated audio signal, and associative operation is well known to those of ordinary skill in the art, runs at this.Loudspeaker 308 is coupled to audio codec 304.Network interface 310 is coupled to control module 302, is used for connecting the Internet, and network interface 310 can be wired or wireless transmission interface, like an Ethernet (Ethernet) controller or WiFi transport module.
Below respectively with regard to different mode, the operation of each unit of data card 20 and main frame 300 in the key diagram 3.Please refer to Fig. 4, Fig. 4 operates in the amplify synoptic diagram of sound signal bang path of pattern of mobile phone for the computer system 30 of Fig. 3.Dial mobile phone when user's first operational computations machine system 30 and through data card 20; When conversing with another user's second; If computer system 30 operates in the mobile phone pattern that amplifies; One voice data of expression user second end comprises voice and environmental background sound etc., will play back through the loudspeaker 308 of main frame 300.
Mobile phone the sending under the pattern that amplify talked about/received the speech channel footpath details are as follows.To receive the speech channel footpath, the employed communicator of user's second converts the voice data of user's second end into radiofrequency signal, is sent to aerial; After the antenna 200 of data card 20 received the radiofrequency signal that communicator transmitted of user's second, radio-frequency module 202 demodulation radiofrequency signals produced pending fundamental frequency signal; Then, the pending fundamental frequency signal that 204 pairs of radio-frequency modules 202 of first signal processing unit are produced carries out signal Processing, produces analogue audio frequency output signal SA
OUT, and output analogue audio frequency output signal SA
OUTTo USB audio codec 208.208 pairs of analogue audio frequency output of USB audio codec signal SA
OUTCarry out an encoding process process, produce DAB output signal SD
OUT, and outputting digital audio output signal SD
OUTTo USB interface 210.USB interface 210 outputting digital audios output signal SD
OUTTo main frame 300, the USB interface 306 of main frame 300 receives DAB output signal SD
OUT, and export control module 302 to.Control module 302 is exported signal SD with DAB
OUTBe passed to audio codec 304.304 couples of digital audio output signal SD of audio codec
OUTCarry out a decoding process, become voice data to be play, it is similar to the voice data of user's second end.At last, the voice data that 304 decodings of loudspeaker 308 audio plays codecs produce, so user's first can be heard the sound of user's second.Receive the analogue audio frequency output signal SA in the speech channel footpath
OUTAnd DAB output signal SD
OUTAll, just show with multi-form electronic signals such as analog or digitals corresponding to the voice data of user's second end.On the other hand; To send speech channel footpath, the microphone apparatus 212 of data card 20 receives the voice data of user's first ends, has comprised voice and the background sound of user's first etc.; Convert voice data into electronic signal through Mike's wind structure, to export an analogue audio frequency input signal SA
INTo secondary signal processing unit 206.Secondary signal processing unit 206 receives analogue audio frequency input signal SA
INAfterwards, to analogue audio frequency input signal SA
INCarry out signal Processing, produce transferred fundamental frequency signal, then the transferred fundamental frequency signal of radio-frequency module 202 conversions is a radiofrequency signal, is emitted in the air by antenna 200.
Under mobile phone amplified pattern, microphone apparatus 212 had not only received the sound that user's first is sent, and had also received the background sound of user's first place environment simultaneously, had wherein comprised the voice data that loudspeaker 308 is played out, that is the voice data of user's second end.Under this situation, user's second is not only heard the sound of user's first from receiver, also can hear user's second self voice, causes so-called echo to be disturbed.It should be noted that in embodiments of the present invention, be provided with filter circuit in the microphone apparatus 212, can carry out echo cancellation (Echo Cancellation) function; Simultaneously, USB audio codec 208 is further exported analogue audio frequency output signal SA
OUT(it is corresponding to the voice data of user's second end) is to microphone apparatus 212.The operation of echo cancellation is that microphone apparatus 212 becomes analogue audio frequency input signal SA at the voice data of converting users first end
INProcess in, utilize filter circuit, by filtering analogue audio frequency output signal SA in the voice data of user's first end
OUTThus, the analogue audio frequency input signal SA that exports at microphone apparatus 212
INIn, corresponding to the analogue audio frequency output signal SA of the voice data of user's second end
OUTShared composition can be reduced to minimum.When user's first and user's second are conversed, analogue audio frequency input signal SA
INAfter the processing through secondary signal processing unit 206 and radio-frequency module 202, be emitted in the air, and receive by the communicator of user's second end by antenna 200; By the echo cancellation function of microphone apparatus 212, when the communicator of user's second end was play the voice data of user's first end, user's second can be from wherein not hearing the sound of oneself, and echo is disturbed thereby improved.
Please refer to Fig. 5, Fig. 5 operates in the synoptic diagram of the sound signal bang path of networking telephone hand-held mode for the computer system 30 of Fig. 3.The networking telephone be computer system 30 through network interface 310 connection the Internets, and then with the Internet in another client set up conversation.Because data card 20 is connected with main frame 300 through USB cable 32, therefore in networking telephone pattern, the hand-holdable data card 20 of user is answered the networking telephone, and the microphone apparatus 212 of data card 20 and receiver 214 promptly are used as the microphone and the receiver of the networking telephone.When the user dialed network telephone through computer system 30, to receive the speech channel footpath, network interface 310 received signal from the Internet, and converted DAB output signal SDV into
OUT, DAB output signal SDV
OUTThrough the USB interface 210 of control module 302, USB interface 306 and data card 20, be passed to the USB audio codec 208 of data card 20 in regular turn.208 couples of digital audio output signal SDV of USB audio codec
OUTCarry out decoding processing, produce analogue audio frequency output signal SAV
OUT, play by receiver 214.On the other hand, to send the speech channel footpath, microphone apparatus 212 receives the voice signal that the user sends, to export an analogue audio frequency input signal SAV
INTo USB audio codec 208.208 pairs of analogue audio frequency input signals of USB audio codec SAV
INCarry out encoding process, produce a DAB input signal SDV
INDAB input signal SDV
INThrough the USB interface 306 and the control module 302 of USB interface 210, main frame 300, be passed to network interface 310 in regular turn.At last, network interface 310 is with DAB input signal SDV
INConvert the signal of appropriate format into, be sent to the Internet.
It should be noted that the data card 20 of Fig. 2 and the computer system 30 of Fig. 3 are embodiments of the invention, those of ordinary skills should do different variations and modification according to this.Please refer to Fig. 6, Fig. 6 is the functional-block diagram of a data card 60 of the embodiment of the invention.Data card 60 includes an antenna 600, a radio-frequency module 602, one first signal processing unit 604, a secondary signal processing unit 606, a USB audio codec 608, a wireless transmission interface 610, a microphone apparatus 612 and a receiver 614.Data card 60 is similar to the data card 20 of Fig. 2, and the operation of each unit and coupling is closed and to be tied up to this and do not detail.The implementation that note that transmission interface and the transmission interface in the data card 60 in the data card 20 is different.Data card 20 connects main frame through wired USB interface 210, and data card 60 connects main frame through wireless transmission interface 610.Wireless transmission interface 610 can be a ultra broadband (Ultra Wideband) transport module or a WiFi transport module.Wireless transmission interface 610 can modulation voltage position sound signal become radiofrequency signal, and is aerial to be sent to; Or the radiofrequency signal that demodulation received becomes digital audio and video signals.
When data card 60 collocation one host service function when mobile phone amplifies pattern or networking telephone hand-held mode, talked about and send the speech channel footpath all identical with Fig. 4 and signal path shown in Figure 5, do not give unnecessary details at this.Accordingly, the main frame of arranging in pairs or groups with data card 60 has a wireless transmission interface equally, to carry out the modulating/demodulating conversion between radiofrequency signal and the digital audio and video signals.In brief, the employed transmission interface of data card of the present invention is not merely USB interface, also can be the wireless transmission interface of other appropriate size.In other embodiment of the present invention; The transmission interface of building in the data card is not limited to one; Also possibly exist simultaneously for a wire transmission interface and a wireless transmission interface; Exist simultaneously like USB interface and ultra wideband transmissions module, the user can be optionally or the specification of looking the main frame of collocation, selects a use.
Note that in addition data card of the present invention focus on can transmit sound signal to main frame and, amplify or handhold functional with completion from the main frame received audio signal.USB audio codec 208 in the data card 20 of the embodiment of the invention is merely one embodiment of the invention, is in order to cooperate the USB transmission signals form between data card and the main frame; In other words, if be not with the USB transmission signals between data card and the main frame, the not necessarily necessary USB audio codec that uses in the data card of the embodiment of the invention then.For instance, if data card only uses the wireless transmission interface to connect main frame, then data card uses general audio codec to get final product.
With known data card, the user only can use the ear microphone of known data card to connect the hole, listens mobile phone with external headset winding, and selectable call mode is restricted; Simultaneously, if computer system is desired to dial network telephone, the necessary external telephone set of the main frame of computer system is to realize handhold functional.Under comparing, through the audio codec in the data card of the present invention, microphone apparatus and receiver, the user listens mobile phone except using the headset winding, further can select to answer mobile phone with the pattern of amplifying.Simultaneously, the computer system of using data card of the present invention is when carrying out the networking telephone, and the user can directly hand data card and talk about with sending and receiving as telephone set, and computer system need not external other telephone sets.
In sum; Data card of the present invention includes audio codec, microphone apparatus and receiver; Therefore, use the computer system of data card of the present invention can in function of cellular phone, select the pattern that amplifies, and in function of network phone; As hand-held telephone set, significantly promote mobile network's ease of use with data card of the present invention.
The above is merely preferred embodiment of the present invention, and every equivalent variations and modification of being done according to claims scope of the present invention all should belong to covering scope of the present invention.
Claims (22)
1. data card that is used for a computer system, said computer system can operate in the mobile phone pattern that amplifies, and said data card comprises:
One antenna is used for transmitting one first radiofrequency signal and receives one second radiofrequency signal;
One radio-frequency module is coupled to said antenna, is used for modulating one first fundamental frequency signal producing transferred said first radiofrequency signal, and said second radiofrequency signal of demodulation is to produce pending second fundamental frequency signal;
One first signal processing unit; Be coupled to said radio-frequency module; Be used for said second fundamental frequency signal is carried out signal Processing; To export one first analogue audio frequency output signal, the voice data that said first analogue audio frequency output signal uses a loudspeaker to play corresponding to said computer system operation when said mobile phone amplifies pattern;
One secondary signal processing unit is coupled to said radio-frequency module, is used for receiving one first analogue audio frequency input signal, and the said first analogue audio frequency input signal is carried out signal Processing, to produce said first fundamental frequency signal;
One transmission interface, one first DAB that is used for exporting corresponding to said voice data outputs signal to said computer system, and said first DAB output signal is that said first analogue audio frequency output signal produces through an encoding process process;
One microphone apparatus is coupled to said secondary signal processing unit, is used for exporting the said first analogue audio frequency input signal to said secondary signal processing unit; And
One audio codec; Be coupled to said first signal processing unit, said transmission interface and said microphone apparatus; Be used for said first analogue audio frequency output signal is carried out said encoding process process; Producing said first DAB output signal, and export said first DAB and output signal to said transmission interface.
2. data card as claimed in claim 1, wherein said first DAB output signal is decoded via a main frame of said computer system and is become said voice data.
3. data card as claimed in claim 1 also comprises a receiver, is coupled to said audio codec, and said receiver is used at said computer system operation during in a networking telephone hand-held mode, plays one second analogue audio frequency output signal.
4. data card as claimed in claim 1; Wherein said transmission interface also is used at said computer system operation during in a networking telephone hand-held mode; Receive the one second DAB output signal that the said main frame of said computer system is exported, and export one second DAB input signal to said main frame.
5. data card as claimed in claim 1; Wherein said audio codec also is used at said computer system operation during in a networking telephone hand-held mode; Receive the one second DAB output signal that said transmission interface is exported; And said second DAB is exported signal carry out decoding processing, to produce one second analogue audio frequency output signal, export a receiver of said data card to.
6. data card as claimed in claim 1; Wherein said audio codec also is used at said computer system operation during in a networking telephone hand-held mode; Receive the one second analogue audio frequency input signal that said microphone apparatus is exported; And the said second analogue audio frequency input signal carried out encoding process, to produce one second DAB input signal, export said transmission interface to.
7. data card as claimed in claim 1, wherein said first signal processing unit is also exported said first analogue audio frequency and is outputed signal to said microphone apparatus.
8. data card as claimed in claim 1, wherein said audio codec are a versabus audio codec.
9. data card as claimed in claim 1, wherein said transmission interface are a general purpose interface bus, transmit said first DAB output signal with wired mode.
10. data card as claimed in claim 1, wherein said transmission interface are a ultra broadband module, and being used for modulating said first DAB output signal is a radiofrequency signal.
11. data card as claimed in claim 1, wherein said transmission interface are a WiFi module, being used for modulating said first DAB output signal is a radiofrequency signal.
12. the computer system with a mobile network feature, said computer system can operate in the mobile phone pattern that amplifies, said computer system comprises:
One main frame is used for realizing the function of said computer system comprising a loudspeaker that said loudspeaker is used at said computer system operation when said mobile phone amplifies pattern, playing a voice data; And
One data card is used for realizing said mobile network feature, and said data card comprises:
One antenna is used for transmitting one first radiofrequency signal and receives one second radiofrequency signal;
One radio-frequency module is coupled to said antenna, is used for modulating one first fundamental frequency signal producing transferred said first radiofrequency signal, and said second radiofrequency signal of demodulation is to produce pending second fundamental frequency signal;
One first signal processing unit is coupled to said radio-frequency module, is used for said second fundamental frequency signal is carried out signal Processing, with the one first analogue audio frequency output signal of output corresponding to said voice data;
One secondary signal processing unit is coupled to said radio-frequency module, is used for receiving one first analogue audio frequency input signal, and the said first analogue audio frequency input signal is carried out signal Processing, to produce said first fundamental frequency signal;
One transmission interface; Be coupled to said main frame; One first DAB that is used for exporting corresponding to said voice data outputs signal to said main frame, and said first DAB output signal is that said first analogue audio frequency output signal produces through an encoding process process;
One microphone apparatus is coupled to said secondary signal processing unit, is used for exporting the said first analogue audio frequency input signal to said secondary signal processing unit; And
One audio codec; Be coupled to said first signal processing unit, said transmission interface and said microphone apparatus; Be used for said first analogue audio frequency output signal is carried out said encoding process process; Producing said first DAB output signal, and export said first DAB and output signal to said transmission interface.
13. computer system as claimed in claim 12, wherein said first DAB output signal is decoded via said main frame and is become said voice data.
14. computer system as claimed in claim 12 also comprises a receiver, is coupled to said audio codec, said receiver is used at said computer system operation during in a networking telephone hand-held mode, plays one second analogue audio frequency output signal.
15. computer system as claimed in claim 12; Wherein said transmission interface also is used at said computer system operation during in a networking telephone hand-held mode; Receive the one second DAB output signal that said main frame is exported, and export one second DAB input signal to said main frame.
16. computer system as claimed in claim 12; Wherein said audio codec also is used at said computer system operation during in a networking telephone hand-held mode; Receive the one second DAB output signal that said transmission interface is exported; And said second DAB is exported signal carry out decoding processing, to produce one second analogue audio frequency output signal, export a receiver of said data card to.
17. computer system as claimed in claim 12; Wherein said audio codec also is used at said computer system operation during in a networking telephone hand-held mode; Receive the one second analogue audio frequency input signal that said microphone apparatus is exported; And the said second analogue audio frequency input signal carried out encoding process, to produce one second DAB input signal, export said transmission interface to.
18. computer system as claimed in claim 12, wherein said first signal processing unit is also exported said first analogue audio frequency and is outputed signal to said microphone apparatus.
19. computer system as claimed in claim 12, wherein said audio codec are a versabus audio codec.
20. computer system as claimed in claim 12, wherein said transmission interface are a general purpose interface bus, transmit said first DAB with wired mode and output signal to said main frame.
21. computer system as claimed in claim 12, wherein said transmission interface are a ultra broadband module, being used for modulating said first DAB output signal is a radiofrequency signal, and transmits said radiofrequency signal to said main frame.
22. computer system as claimed in claim 12, wherein said transmission interface are a WiFi module, being used for modulating said first DAB output signal is a radiofrequency signal, and transmits said radiofrequency signal to said main frame.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101195449A CN101833678B (en) | 2009-03-13 | 2009-03-13 | Data card for computer system and related computer system |
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| CN2009101195449A CN101833678B (en) | 2009-03-13 | 2009-03-13 | Data card for computer system and related computer system |
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| CN101833678B true CN101833678B (en) | 2012-05-30 |
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| US9697452B2 (en) * | 2012-07-24 | 2017-07-04 | On Track Innovations Ltd. | Adapter for personal electronic devices and methods of use thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1722630A (en) * | 2004-07-14 | 2006-01-18 | 汇科兴业股份有限公司 | System for wireless transmission, receiving, and amplification of voice |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1722630A (en) * | 2004-07-14 | 2006-01-18 | 汇科兴业股份有限公司 | System for wireless transmission, receiving, and amplification of voice |
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| CN101833678A (en) | 2010-09-15 |
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