CN1272198A - Digital cellular phone with voice recognition function and method for controlling same - Google Patents
Digital cellular phone with voice recognition function and method for controlling same Download PDFInfo
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- CN1272198A CN1272198A CN98806844A CN98806844A CN1272198A CN 1272198 A CN1272198 A CN 1272198A CN 98806844 A CN98806844 A CN 98806844A CN 98806844 A CN98806844 A CN 98806844A CN 1272198 A CN1272198 A CN 1272198A
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- cellular phone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/271—Devices whereby a plurality of signals may be stored simultaneously controlled by voice recognition
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
- H04B1/64—Volume compression or expansion arrangements
-
- 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
- H04M1/6075—Portable telephones adapted for handsfree use adapted for handsfree use in a vehicle
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/74—Details of telephonic subscriber devices with voice recognition means
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Human Computer Interaction (AREA)
- Telephone Function (AREA)
- Mobile Radio Communication Systems (AREA)
- Telephonic Communication Services (AREA)
Abstract
A digital cellular phone with a voice recognition function recognizes a voice signal using components included therein. A vocoder compresses a voice signal input from a microphone to output packet data. A nonvolatile memory stores the packet data and feature data corresponding thereto. A voice recognition device extracts the feature data from the packet data output from the vocoder, and compares the feature data with feature data registered in the nonvolatile memory to detect the registered feature data similar to the input feature data and a difference value therebetween to determine whether an input voice signal is recognized successfully depending on the difference value.
Description
The present invention relates to digital cellular phone, more particularly, relate to digital cellular phone and control method thereof with speech recognition capabilities.
In general, speech recognition apparatus extracts such as features such as frequecy characteristics from the voice signal of input, so that the voice of identification input.Such speech recognition apparatus requires huge processing power, so that handle a large amount of voice signals.The amount of needed processing power can make typical digital cellular phone overload.Like this, traditional speech recognition apparatus just is not suitable for traditional digital cellular phone.
The automatic external member (hands-free kit) that has speech identifying function with a kind of known audio recognition method utilization that solves digital cellular phone overload problem.Automatically external member comprises digital signal processor (DSP) and nonvolatile memory (that is, short-access storage or EEPROM (Electrically Erasable Read Only Memory)).Automatically the DSP in the external member handles the voice signal of compression or original voice signal, with the voice of identification input, and provides the voice signal that is identified to cellular phone.Like this, external member is discerned the telephone number that the user says automatically, and cellular phone is then dialed the number according to the voice signal that identifies that is provided by automatic external member.
Fig. 1 illustrates the block scheme that can be installed in the traditional speech recognition apparatus in the automatic external member.Just as exemplified, the simulating signal of importing from microphone 30 converts digital pulse-code modulation (PCM) signal to analog to digital converter (A/D) 20, and offers the processor 10 of carrying out speech identifying function.Processor 10 can be realized with 80186 chips or dsp chip.
This traditional speech recognition apparatus has some shortcomings, comprising: the processing demands that (1) is a large amount of makes it not to be suitable for digital cellular phone; (2) processing requirements of speech recognition apparatus has added serious processing load to cellular phone, and may hinder the operation of cellular phone; (3) speech recognition apparatus need be used for the single memory of speech identifying function.Therefore, external member need be such as the independent nonvolatile memory of EEPROM automatically; (4) speech recognition apparatus needs independent processors such as DSP, to realize speech identifying function; And (5) if speech recognition apparatus is installed in the automatic external member, and then speech recognition is merely able to realize by automatic external member.Like this, when separating with automatic external member, cellular phone just can't recognizing voice.
Therefore, an object of the present invention is to provide a kind of have speech identifying function can utilize comprising the digital cellular phone and the control method thereof of hardware identification voice signal.
In order to achieve the above object, the invention provides the cellular phone that has speech identifying function, the latter has the voice signal that is used for compressing from the microphone input so that the vocoder of output integrated data.In cellular phone, non-volatile memory storage integrated data and characteristic of correspondence data with it.Speech recognition equipment extracts characteristic from the integrated data from vocoder, and this integrated data and the characteristic comparison that is registered in the nonvolatile memory, with characteristic with the detection registration similar to the characteristic of input, and the difference between them.Microprocessor deposits integrated data and characteristic in nonvolatile memory under the voice pattern register, and under the speech recognition mode, receive the index and the difference thereof of this similar characteristic from speech recognition equipment, whether successfully discerned with the voice signal of determining input.
With reference to the following detailed description, will be more clearly visible above and other objects of the present invention, feature and advantage in conjunction with the accompanying drawings.In the accompanying drawing:
Fig. 1 is the block scheme of traditional speech recognition apparatus;
Fig. 2 is the block scheme according to the digital cellular phone that has speech identifying function of embodiments of the invention;
Fig. 3 is the synoptic diagram of first memory (60) memory map that illustrates Fig. 2; And
Fig. 4 is according to the voice registration of the embodiment of the invention and the process flow diagram of identification.
Now describe most preferred embodiment of the present invention with reference to the accompanying drawings in detail.In order to understand the present invention more fully, the present invention will be described in illustrational mode, be limited to certain embodiments.
Be noted that according to this description any one technician of this specialty can realize the present invention.In the following description, well-known function and structure if unnecessarily detailed description that the present invention is thickened is unclear, then be not explained in detail.For example, Fig. 2 illustrates the digital cellular phone that has speech identifying function according to the embodiment of the invention.In Fig. 2, originally can comprise radio frequency (RF) circuit and Dual Tone Multifrequency circuit, but not shown, because they do not relate to main points of the present invention.
Referring to Fig. 2, the analog voice signal of importing from microphone 30 converts the digital pcm signal to A/D converter.Vocoder 45 compressions are from the PCM signal of A/D converter 20 outputs, and output integrated data PKT.In CDMA (CDMA) cellular phone, vocoder 45 can use QCELP (the Qualcomm sign indicating number the activates linear prediction) scrambler of 8kbps (kbps), the QCELP scrambler of 13kbps or EVRC (enhanced variable rate coding) scrambler of 8kbps to realize.In GSM (Global Systems for Mobile communications) cellular phone, vocoder 45 can use RPE-LTP (the conventional pulse activation of belt length phase prediction) scrambler to realize.
Be added on the microprocessor 50 from the integrated data PKT of vocoder 45 outputs, the latter controls the whole operation of cellular phone.First memory 60 is nonvolatile memory (for example, short-access storage or EEPROM), and its storage data and software program comprise control program and initial service data.Second memory 65 is RAM (random access memory), is used for the various data that produce in interim data that store the integrated data that comprises the voice signal of preparing registration or identification and the cellular phone operating process.Speech recognition equipment 85 preferably extracts characteristic and output characteristic data from input speech signal with tens to the speed of hundreds of byte per second.Characteristic comprises the intensity of frequecy characteristic and input speech signal.Speech recognition equipment 85 can or be realized with hardware or with software.Realizing being used for realizing that the software program of speech recognition equipment 85 can be stored in the first memory 60 under the situation of speech recognition equipment 85 with software.Microprocessor 50 is delivered to speech recognition equipment 85 to the integrated data PKT of vocoder 45 outputs.Speech recognition equipment produces characteristic and it is exported to microprocessor 50.The characteristic of registering or being stored in the reference characteristic data in the first memory 60 before microprocessor 50 extracts and they and speech recognition equipment 85 are exported is compared.From this relatively, microprocessor is determined the telephone number corresponding with selected reference characteristic data and is dialled.This difference that is preferably based on this two characteristic that compares to determine.In addition, microprocessor 50 deposits the integrated data from vocoder 45 outputs the particular memory region of first memory 60 in, and when notice user speech identifying is finished it is read from first memory 60.The integrated data of reading for simplicity, is called voice playback data VP.Vocoder 45 converts voice playback data VP to the PCM data, and it is added to digital to analog converter (D/A) 75, and the latter becomes simulating signal to the PCM data-switching of input, and the simulating signal after the conversion is outputed to loudspeaker 80.Replace voice playback data VP, also can the speech message that the notice speech recognition is finished be stored in the first memory 60.Automatically external member connector 500 is connected to cellular phone to automatic external member, so that a voice signal of importing from the microphone of automatic external member is transferred to vocoder 45 by A/D converter 20.In addition, when being connected to automatic external member, external member connector 500 cuts off the microphone of cellular phone and the signalling channel between the vocoder 45 automatically.
Fig. 3 illustrates the memory map according to first memory 60 of the present invention.As illustrational, first memory 60 is divided into the 5th storage area SA5 that the 4th storage area SA4 that the 3rd storage area SA3, telephone number that the second storage area SA2, voice playback data VP that the first storage area SA1, characteristic that control program uses use use use and speech message are used.Reference character ADD represents from the address date of microprocessor 50 inputs.
Fig. 4 is used for according to the voice signal registration of the embodiment of the invention and the process flow diagram of identification.In order to dial phone number with voice, the user of cellular phone will push the phonetic dialing key.When detecting the key data of phonetic dialing, microprocessor 50 will enter the speech recognition mode at step 4a.Push after the phonetic dialing key, the user will push voice registration key, register not the name in first memory 60 registrations, or will push the speech recognition key, so that dial the telephone number that he wants the registered name of calling out with voice.Then, microprocessor 50 judges that at step 4b which in these keys the user pushed.If the user pushed voice registration key, then microprocessor 50 is checked the efficient packet data of whether having imported user's voice from vocoder 45 at step 4c.If imported efficient packet data, then microprocessor 50 offers speech recognition equipment 85 to the integrated data of this input at step 4d, and this integrated data is deposited in the 3rd storage area SA3 of first memory 60 at step 4e as voice playback data VP.After this, microprocessor 50 is checked the characteristic of whether having imported voice from speech recognition equipment 85 at step 4f.If imported characteristic, then microprocessor 50 deposits the characteristic of this input in the second storage area SA2 of first memory 60.The order that is noted that step 4e to 4f can put upside down or these two steps can be carried out abreast.
If the user pushed the speech recognition key at step 4b, then microprocessor 50 is checked the efficient packet data of whether having imported user speech from vocoder 45 at step 4h.If imported efficient packet data, then microprocessor 50 offers speech recognition equipment 85 to the integrated data of input at step 4i.After this, microprocessor 50 is checked the characteristic of whether having imported these input voice from speech recognition equipment 85 at step 4j.When receiving this characteristic, microprocessor 50 deposits it in second storage area 65 temporarily.In addition, at step 4j, microprocessor 50 is checked index and the difference of whether having imported similar characteristic from speech recognition equipment 85.Here, similarly the index of characteristic refer to first memory 60 registration with the index similar characteristic of described characteristic, and the difference between the characteristic that difference refers to registration and the characteristic of importing from speech recognition equipment 85.When receiving this index and difference, microprocessor 50 checks that at step 4k this difference is whether less than the error range of threshold value or permission.If this difference is less than threshold value, then microprocessor 50 outputs to loudspeaker 80 to voice playback data in step 41 according to this index, judges that the input voice are correctly validated.But if this difference is equal to or greater than threshold value, then microprocessor 50 is read a speech message at step 4m from the 5th storage area SA5 of first memory 60, notify these input voice in this cellular phone, not register, and provide the speech message of reading to vocoder 45.Then, handle by vocoder 45, convert simulating signal to by D/A converter 75, and output to loudspeaker 80 from the speech message that first memory 60 is read.
In addition, in speech recognition process, corresponding telephone number also is registered in the 4th storage area SA4 of first memory 60, makes when the user has imported the voice of registration, microprocessor 50 can be read the telephone number of being registered, and dials by means of DTMF (not shown) circuit.
As mentioned above, cellular phone utilization of the present invention makes that from the integrated data of vocoder output it can be with the shirtsleeve operation recognizing voice.In addition, the storer that the vocoder of dress and speech recognition are used in this cellular phone utilization.Useful is that this cellular phone has the integrated speech recognition capabilities that can adorn compactly.Can install outside external member automatically selectively.
Think that at present most realistic and illustrated embodiments described the present invention although got in touch, should be understood that the present invention is not limited to disclosed embodiment, on the contrary, prepare various modifications are included in the spirit and scope of accompanying Claim book.
Claims (17)
1. digital cellular phone with the vocoder that is used for compressing the voice signal by the microphone input is characterized in that comprising:
First device is used for from described vocoder receiving block data as input signal, and extracts characteristic from described integrated data; And
Second device, be used for the characteristic of described extraction is registered in the storer, the characteristic of the characteristic of described registration and input speech signal relatively, if the characteristic of described registration is similar to the described characteristic of described input speech signal, then discern the described voice signal of input.
2. the desired digital cellular phone of claim 1 is characterized in that also comprising:
Nonvolatile memory is used for storing described integrated data and the described characteristic corresponding with described integrated data; With
User interface device is used for selecting voice pattern register or speech recognition mode.
3. the desired digital cellular phone of claim 2, it is characterized in that: described first device is a speech recognition equipment, be used for the characteristic of described extraction be registered in the described nonvolatile memory described characteristic relatively so that detect difference between the characteristic of the characteristic of the characteristic of the described registration similar and described extraction and described registration to the characteristic of described extraction.
4. the desired digital cellular phone of claim 3, it is characterized in that: described second device is a microprocessor, be used for depositing described nonvolatile memory in the described characteristic of following described integrated data of described voice pattern register and described integrated data, and under described speech recognition mode, receive the index and the difference of described similar characteristic, so that determine whether the voice signal of input is successfully discerned from described speech recognition equipment.
5. the desired digital cellular phone of claim 2, it is characterized in that also comprising automatic external member (hands-free kit) connector, be used for the voice signal of importing from the microphone of this automatic external member is transferred to described vocoder, wherein when being connected to described automatic external member, described automatic external member connector cuts off the microphone of described cellular phone and the signal path between the described vocoder.
6. the desired digital cellular phone of claim 5 is characterized in that also comprising:
Analog to digital converter is used for the described voice signal from the described microphone output of the described microphone of described automatic external member and described cellular phone is converted to digital signal, and the digital signal after the described conversion is outputed to described vocoder; And
Digital to analog converter is used for the digital signal from described vocoder output is converted to simulating signal, and the simulating signal after the described conversion is outputed to loudspeaker.
7. the desired digital cellular phone of claim 4 is characterized in that: the telephone number data that described nonvolatile memory stores is corresponding with the described integrated data of described input speech signal.
8. the desired digital cellular phone of claim 7 is characterized in that: if the voice signal of described input is successfully discerned the dialing of the telephone number that then described microprocessor control is corresponding with described telephone number data.
9. the desired digital cellular phone of claim 4, it is characterized in that: described microprocessor is read voice playback data according to the described index of described similar features data from described nonvolatile memory, and the described voice playback data of reading offered described vocoder, so that the voice signal by the described input of speaker playback.
10. the desired digital cellular phone of claim 4, it is characterized in that: described microprocessor is read the speech message of notifying described speech recognition success or failure from described nonvolatile memory, and the described speech message of reading offered described vocoder, so that export described speech message by loudspeaker.
11. the method for a recognizing voice in the digital cellular phone with storer and vocoder is characterized in that may further comprise the steps:
From the integrated data of described vocoder output, extract characteristic; And
The characteristic of described extraction is registered in the described storer;
The characteristic of described extraction and the described characteristic that was registered in the past in the described storer are compared, then, if the characteristic of described registration is similar to the described characteristic of described input speech signal, judge that then the voice signal of described input is successfully discerned.
12. a method of utilizing speech identifying function control cellular phone is characterized in that may further comprise the steps:
The mode of operation of described cellular phone is transformed into the speech recognition mode;
Check that the user presses voice registration key or speech recognition key;
If described user presses described voice registration key, then the integrated data from the input speech signal of vocoder is offered speech recognition equipment, voice playback data is deposited in nonvolatile memory, and the characteristic of the described integrated data that receives from described speech recognition equipment is registered in the described nonvolatile memory; And
If described user presses described speech recognition key, then the described integrated data of the voice signal of described input is offered described speech recognition equipment, extraction is from the described integrated data characteristic of described speech recognition equipment, read the characteristic of the registration similar and the difference between them from nonvolatile memory, and judge according to described difference whether the voice signal of described input is successfully discerned to the described characteristic of described integrated data.
13. the desired method of claim 12 is characterized in that further comprising the steps of:
Register in the described nonvolatile memory at following telephone number corresponding of described pattern register with described input speech signal; And
If described input speech signal is successfully discerned, then under described recognition method, dial the described telephone number that is registered in the described nonvolatile memory.
14. the desired method of claim 12 is characterized in that also comprising if described speech recognition is failed, and then described mode of operation is switched to the step of idle mode.
15. one kind has and is used for compressing from the voice signal of microphone input so that the vocoder of output integrated data and be used for controlling the cellular phone of cellular phone microprocessor operating is characterized in that comprising:
Nonvolatile memory is used for storing described integrated data and characteristic of correspondence data with it;
User interface device, the user selects voice pattern register and speech recognition mode by it;
Speech recognition equipment, be used for from the described integrated data of described vocoder output, extracting described characteristic under the described voice pattern register or under described speech recognition mode, and described characteristic and the characteristic that is registered in the described nonvolatile memory compared, so that under described speech recognition mode, detect the characteristic of the described registration similar and the difference between them to the characteristic of described extraction; And
Microprocessor, be used for storing in the described nonvolatile memory in following described integrated data of described voice pattern register with the described characteristic of described integrated data, and under described speech recognition mode, receive the index of described similar features data and described difference, so that judge whether the voice signal of input is successfully discerned from described speech recognition equipment.
16. the desired cellular phone of claim 15, it is characterized in that: if under described speech recognition mode in described speech recognition equipment detected described difference subcritical value, then described microprocessor judges that the voice signal of described input is successfully discerned.
17. one kind has and is used for compressing from the voice signal of microphone input so that the cellular phone of the vocoder of output integrated data is characterized in that comprising:
Nonvolatile memory is used for storing described integrated data and characteristic of correspondence data with it;
User interface device, the user selects voice pattern register and speech recognition mode by it;
Speech recognition equipment, be used for from the described integrated data of described vocoder output, extracting described characteristic under the described voice pattern register or under described speech recognition mode, and described characteristic and the characteristic comparison that is registered in the described nonvolatile memory, so that under described speech recognition mode, detect the characteristic of the described registration similar to the characteristic of described input; And
Microprocessor, be used for depositing described nonvolatile memory in, and whether judge in error range according to the described similar features data that in described speech recognition equipment, detect whether the voice signal of input is successfully discerned in following described integrated data of described voice pattern register and described characteristic.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019970030979A KR100264852B1 (en) | 1997-07-04 | 1997-07-04 | Apparatus for recognizing a voice in a digital cellular telephone and method thereof |
| KR30979/1997 | 1997-07-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1272198A true CN1272198A (en) | 2000-11-01 |
| CN1175397C CN1175397C (en) | 2004-11-10 |
Family
ID=19513374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB988068443A Expired - Fee Related CN1175397C (en) | 1997-07-04 | 1998-07-04 | Digital cellular phone with voice recognition function and method for controlling same |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0993673A1 (en) |
| JP (1) | JP2002507292A (en) |
| KR (1) | KR100264852B1 (en) |
| CN (1) | CN1175397C (en) |
| AU (1) | AU733849B2 (en) |
| BR (1) | BR9810670A (en) |
| CA (1) | CA2295727A1 (en) |
| IL (1) | IL133842A (en) |
| PE (1) | PE102499A1 (en) |
| RU (1) | RU2199822C2 (en) |
| WO (1) | WO1999001865A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1301028C (en) * | 2003-07-07 | 2007-02-14 | 三星电子株式会社 | Mobile communication terminal and method for inputting characters by speech recognition |
| CN1306472C (en) * | 2001-05-17 | 2007-03-21 | 高通股份有限公司 | System and method for transmitting speech activity in a distributed voice recognition system |
| CN100450120C (en) * | 2003-03-20 | 2009-01-07 | 日本电气株式会社 | Device and method for preventing unauthorized use of information processing device |
| CN105391873A (en) * | 2015-11-25 | 2016-03-09 | 上海新储集成电路有限公司 | Method for realizing local voice recognition in mobile device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3847624B2 (en) * | 1999-07-28 | 2006-11-22 | 三菱電機株式会社 | Mobile phone |
| US6339706B1 (en) | 1999-11-12 | 2002-01-15 | Telefonaktiebolaget L M Ericsson (Publ) | Wireless voice-activated remote control device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5450525A (en) * | 1992-11-12 | 1995-09-12 | Russell; Donald P. | Vehicle accessory control with manual and voice response |
| JPH10511252A (en) * | 1995-09-29 | 1998-10-27 | エイ・ティ・アンド・ティ・コーポレーション | Telephone network service for converting voice to touch tone (signal) |
-
1997
- 1997-07-04 KR KR1019970030979A patent/KR100264852B1/en not_active IP Right Cessation
-
1998
- 1998-07-03 PE PE1998000596A patent/PE102499A1/en not_active Application Discontinuation
- 1998-07-04 BR BR9810670-8A patent/BR9810670A/en not_active IP Right Cessation
- 1998-07-04 EP EP98932605A patent/EP0993673A1/en not_active Withdrawn
- 1998-07-04 CN CNB988068443A patent/CN1175397C/en not_active Expired - Fee Related
- 1998-07-04 WO PCT/KR1998/000195 patent/WO1999001865A1/en not_active Application Discontinuation
- 1998-07-04 IL IL13384298A patent/IL133842A/en not_active IP Right Cessation
- 1998-07-04 CA CA002295727A patent/CA2295727A1/en not_active Abandoned
- 1998-07-04 RU RU99128050/09A patent/RU2199822C2/en not_active IP Right Cessation
- 1998-07-04 JP JP50693599A patent/JP2002507292A/en active Pending
- 1998-07-04 AU AU82446/98A patent/AU733849B2/en not_active Ceased
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1306472C (en) * | 2001-05-17 | 2007-03-21 | 高通股份有限公司 | System and method for transmitting speech activity in a distributed voice recognition system |
| CN100450120C (en) * | 2003-03-20 | 2009-01-07 | 日本电气株式会社 | Device and method for preventing unauthorized use of information processing device |
| CN1301028C (en) * | 2003-07-07 | 2007-02-14 | 三星电子株式会社 | Mobile communication terminal and method for inputting characters by speech recognition |
| US7409229B2 (en) | 2003-07-07 | 2008-08-05 | Samsung Electronics Co., Ltd | Mobile communication terminal and method for inputting characters by speech recognition |
| CN105391873A (en) * | 2015-11-25 | 2016-03-09 | 上海新储集成电路有限公司 | Method for realizing local voice recognition in mobile device |
Also Published As
| Publication number | Publication date |
|---|---|
| AU733849B2 (en) | 2001-05-31 |
| PE102499A1 (en) | 1999-12-29 |
| IL133842A0 (en) | 2001-04-30 |
| JP2002507292A (en) | 2002-03-05 |
| IL133842A (en) | 2004-07-25 |
| EP0993673A1 (en) | 2000-04-19 |
| CA2295727A1 (en) | 1999-01-14 |
| BR9810670A (en) | 2000-09-26 |
| RU2199822C2 (en) | 2003-02-27 |
| WO1999001865A1 (en) | 1999-01-14 |
| KR100264852B1 (en) | 2000-09-01 |
| KR19990008840A (en) | 1999-02-05 |
| CN1175397C (en) | 2004-11-10 |
| AU8244698A (en) | 1999-01-25 |
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