CN102695148B - Methods and devices for sending and receiving short message, and short message sending and receiving system - Google Patents

Methods and devices for sending and receiving short message, and short message sending and receiving system Download PDF

Info

Publication number
CN102695148B
CN102695148B CN201210179464.4A CN201210179464A CN102695148B CN 102695148 B CN102695148 B CN 102695148B CN 201210179464 A CN201210179464 A CN 201210179464A CN 102695148 B CN102695148 B CN 102695148B
Authority
CN
China
Prior art keywords
frequency
character
note
dual
tone multifrequency
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.)
Active
Application number
CN201210179464.4A
Other languages
Chinese (zh)
Other versions
CN102695148A (en
Inventor
张然
邵颖
杨延明
王钢
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai car sound intelligent technology Co., Ltd.
Original Assignee
SHANGHAI CHEYIN NETWORK TECHNOLOGY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SHANGHAI CHEYIN NETWORK TECHNOLOGY Co Ltd filed Critical SHANGHAI CHEYIN NETWORK TECHNOLOGY Co Ltd
Priority to CN201210179464.4A priority Critical patent/CN102695148B/en
Publication of CN102695148A publication Critical patent/CN102695148A/en
Application granted granted Critical
Publication of CN102695148B publication Critical patent/CN102695148B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Compression, Expansion, Code Conversion, And Decoders (AREA)

Abstract

The invention discloses a short message sending method. The short message sending method comprises the following steps of: according to a preset coding method, coding a short message character string to be sent into audio information; and sending the audio information through a connected audio channel. The invention also provides a short message receiving method, which corresponds to the short message sending method. The short message receiving method comprises the following steps of: receiving the audio information which is sent through the connected audio channel; and according to a preset decoding method, decoding the received audio information into the short message character string. The invention also provides a short message sending device, a short message receiving device and a short message sending and receiving system, which correspond to the short message sending method and the short message receiving method. By adoption of the scheme provided by the invention, when a short message channel fails, a short message of which the contents include Chinese characters, English characters, numbers, phonetic letters, punctuation marks and the like can be sent through the audio channel. The invention is high in sending speed, high in anti-interference capacity and high in practicability and can be applied to various communication systems.

Description

Method, device and short message receiving and sending system that short message sending and note receive
Technical field
The present invention relates to the communications field, particularly relate to a kind of note transmission method, short message receiving method and corresponding short message sending device, note receiving system and short message receiving and sending system.
Background technology
In the communication system of reality, a lot of control command all issues with note form, when note channel breaks down (when such as causing Short Message Service Gateway to block due to the surge of the note amount of whole communication network during festivals or holidays), may cause in some communication system and normally cannot send note, thus the operation causing the control command that issues with note form in this system corresponding cannot normally be carried out, and therefore needs a kind of scheme that normally can be sent note when note channel goes wrong by alternate manner.
Summary of the invention
The object of the present invention is to provide a kind of note transmission method and short message sending system, the problem that during to solve that in prior art, note channel breaks down, note cannot normally send.
For achieving the above object, one aspect of the present invention provides a kind of note transmission method, comprising: according to predictive encoding method, is audio-frequency information by note string encoding to be sent; Described audio-frequency information is sent by the voice-frequency channel connected.
The present invention provides a kind of short message receiving method on the other hand, comprising: receive the audio-frequency information that the voice-frequency channel by having connected sends over; According to predetermined decoding method, the described audio-frequency information received is decoded as note character string.
The present invention also provides a kind of short message sending device on the other hand, comprises coding module and sending module; Described coding module is used for according to predictive encoding method, is audio-frequency information by note string encoding to be sent; Described sending module is used for the audio-frequency information being sent the acquisition of described coding module coding by the voice-frequency channel connected.
The present invention provides a kind of note receiving system on the other hand, comprises receiver module and decoder module; The audio-frequency information that described receiver module sends over for the voice-frequency channel received by having connected, and described audio-frequency information is supplied to described decoder module; Described decoder module is used for according to predetermined decoding method, and the audio-frequency information that described receiver module provides is decoded as note character string.
The present invention provides a kind of short message receiving and sending system on the other hand, comprises the short message sending device and note receiving system that are connected by voice-frequency channel each other; Described short message sending device is used for according to predictive encoding method, is audio-frequency information by note string encoding to be sent, and by the voice-frequency channel connected, described audio-frequency information is sent to described note receiving system; Described note receiving system is used for according to predetermined decoding method, and the audio-frequency information that the voice-frequency channel by having connected receives is decoded as note character string.
Note string encoding to be sent is creatively that multiple frequency that can be sent by voice-frequency channel is sent by note transmission method provided by the invention and short message sending device, when making note channel break down, with Chinese character, English character, numeral, phonetic alphabet, punctuation mark etc. for the note of content normally can be sent to recipient by voice-frequency channel.The present invention additionally provides short message receiving method corresponding to said short message sending method and short message sending device and note receiving system simultaneously, can when note channel break down, be decoded as former note character string by the voice-frequency channel audio reception information that connected.In addition, short message receiving and sending system provided by the invention can adopt voice-frequency channel to send note, when note channel breaks down, can ensure the normal enforcement of short message receiving-transmitting equally.Adopt scheme provided by the invention to receive and dispatch the speed of note soon, antijamming capability is strong, can be used in plurality of communication systems, has very strong practicality.
Accompanying drawing explanation
A kind of note transmission method flow chart that Fig. 1 provides for the embodiment of the present invention;
A kind of short message receiving method flow chart that Fig. 2 provides for the embodiment of the present invention;
The first predictive encoding method that Fig. 3 provides for the embodiment of the present invention;
The first predetermined decoding method that Fig. 4 provides for the embodiment of the present invention;
The second predictive encoding method that Fig. 5 provides for the embodiment of the present invention;
The second predetermined decoding method that Fig. 6 provides for the embodiment of the present invention;
The third predictive encoding method that Fig. 7 provides for the embodiment of the present invention;
The third predetermined decoding method that Fig. 8 provides for the embodiment of the present invention;
The 4th kind of predictive encoding method that Fig. 9 provides for the embodiment of the present invention;
The 4th kind of predetermined decoding method that Figure 10 provides for the embodiment of the present invention;
A kind of short message sending apparatus structure schematic diagram that Figure 11 provides for the embodiment of the present invention;
The second short message sending apparatus structure schematic diagram that Figure 12 provides for the embodiment of the present invention;
The third short message sending apparatus structure schematic diagram that Figure 13 provides for the embodiment of the present invention;
The 4th kind of short message sending apparatus structure schematic diagram that Figure 14 provides for the embodiment of the present invention;
The 5th kind of short message sending apparatus structure schematic diagram that Figure 15 provides for the embodiment of the present invention;
The 6th kind of short message sending apparatus structure schematic diagram that Figure 16 provides for the embodiment of the present invention;
The 7th kind of short message sending apparatus structure schematic diagram that Figure 17 provides for the embodiment of the present invention;
A kind of note receiving system structural representation that Figure 18 provides for the embodiment of the present invention;
The second note receiving system structural representation that Figure 19 provides for the embodiment of the present invention;
The third note receiving system structural representation that Figure 20 provides for the embodiment of the present invention;
The 4th kind of note receiving system structural representation that Figure 21 provides for the embodiment of the present invention;
The 5th kind of note receiving system structural representation that Figure 22 provides for the embodiment of the present invention;
A kind of short message receiving and sending system structural representation that Figure 23 provides for the embodiment of the present invention;
A kind of navigation system can being received and dispatched note by voice-frequency channel that Figure 24 provides for the embodiment of the present invention;
Figure 25 can receive and dispatch the navigation system of note for another kind that the embodiment of the present invention provides by voice-frequency channel;
A kind of order programme can being received and dispatched note by voice-frequency channel that Figure 26 provides for the embodiment of the present invention.
Embodiment
The present invention is mainly the method, the Apparatus and system that innovatively propose a kind of short message sending and reception, to solve in existing communication system, the problem that note cannot normally send when note channel breaks down, such as, when note channel breaks down, the corresponding note of control command of the communication system such as navigation system, order programme issues problem.But it should be noted that; although the present invention is described for navigation system and order programme; but the present invention is not limited to this two industries, other similar communications industries of carrying out information interaction by note also can adopt the present invention, equally also should be included within protection scope of the present invention.
Illustrate the embodiment of the present invention below in conjunction with accompanying drawing, institute of the present invention drawings attached represents same or similar element with same or similar label from start to finish or has element that is identical or similar functions.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Figure 1 shows that and comprise the following steps a kind of note transmission method flow chart that the embodiment of the present invention provides:
S11: according to predictive encoding method, is converted to audio-frequency information by note string encoding to be sent;
Wherein, note character string to be sent can be the characters such as Chinese character, pinyin character (comprising English character), numeral or punctuation mark.Note character string to be sent is the note character string initiatively being sent to recipient between any two communication ends by transmit leg, such as: can be server carry out identifying the response note of resolving this client backward and making to the voice command that client provides note character string to be sent, or for server the response note done by literal order client provided; The literal order that client described herein provides is the literal order of making an appointment between client and server, the corresponding a kind of operation requests of each literal order.
S12: send described audio-frequency information by the voice-frequency channel connected.
The described voice-frequency channel connected refers to the voice-frequency channel for connecting between short message sending side and recipient.
Corresponding to the note transmission method that the embodiment of the present invention provides, the embodiment of the present invention provides a kind of short message receiving method, and as shown in Figure 2, the method comprises the following steps:
S21: receive the audio-frequency information that the voice-frequency channel by having connected sends over;
S22: according to predetermined decoding method, is decoded as note character string by the audio-frequency information received.After recipient receives this audio-frequency information that transmit leg sended over by the voice-frequency channel connected, the note string content according to decoding operates accordingly.
Predictive encoding method in said short message sending method can pass through accomplished in many ways, and the predetermined decoding method in said short message method of reseptance also can pass through accomplished in many ways, is described respectively below with four embodiments.
Embodiment one
The first predictive encoding method that Fig. 3 provides for the embodiment of the present invention, each note character code to be sent is a Frequency and a higher frequency that can be sent by voice-frequency channel by the method, then each note character can be sent by voice-frequency channel in the mode of high frequency, Frequency.This coding method specifically comprises the following steps:
S31: pre-configured and store note character and high frequency, Frequency coding schedule.
The specific implementation method of this step is: pre-determine N1 the higher frequency f that can be sent by voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by voice-frequency channel 1, f ' 2..., f ' n2; With f 1, f 2..., f n1in a frequency and f ' 1, f ' 2..., f ' n2in a frequency coding be the mode of a note character, this N1 higher frequency and N2 Frequency are encoded to N1 × N2 note character, obtain and store note character and high frequency, Frequency coding schedule; Wherein, N1, N2 are the positive integer being more than or equal to 4.
Each note character code to be sent is audio-frequency information by S32: according to the note character prestored in S31 and high frequency, Frequency coding schedule in order.In this step, for the ease of recipient, information encoded is herein decoded, can specify: by the audio-frequency information after each note character code, make higher frequency in first place, Frequency is at second, like this, when decoding end receives the audio-frequency information comprising several high and low frequency frequencies, can learn being a note character string represented by each higher frequency and a Frequency following closely easily.Obviously, much more no longer the send mode of the frequency information corresponding to above-mentioned each note character can also be defined as other modes, to describe herein.
Such as, in S31, be previously determined N1 the higher frequency f that can be sent by voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by voice-frequency channel 1, f ' 2..., f ' n2, and after being encoded, obtain note character and high frequency, Frequency coding schedule; If current note character string to be sent is that " hello! ", then when performing S32, inquire about in this Chinese character high frequency, Frequency coding schedule and obtain: the coding frequency that Chinese character " you " is corresponding is higher frequency f 1with Frequency f ' 4, the coding frequency that Chinese character " good " is corresponding is higher frequency f 3with Frequency f ' 2, punctuation mark "! " corresponding coding frequency is higher frequency f 6with Frequency f ' 4, then " hello for current note character string to be sent! " be encoded as audio-frequency information " f 1f ' 4f 3f ' 2f 6f ' 4", last audio-frequency information " f 1f ' 4f 3f ' 2f 6f ' 4" be sent out away by the voice-frequency channel connected according to S12.
Preferably, for ease of with decoding end normal decoder, in predictive encoding method shown in Fig. 3, after S32, also step can be included in: the beginning of the audio-frequency information corresponding to each note character to be sent obtained after S32 performs and end arrange starting character and the full stop of beginning and end for identifying this note character.Described starting character and full stop are respectively frequency information that preset, that send by the voice-frequency channel connected described in S12.Such as, in the example of the preceding paragraph, the audio-frequency information " f that can encode 1f ' 4f 3f ' 2f 6f ' 4" in, the beginning of former audio-frequency information corresponding to each note character to be sent and terminate to arrange starting character f respectively kwith full stop f j, that is: the audio-frequency information finally sent is " f kf 1f ' 4f jf kf 3f ' 2f jf kf 6f ' 4f j".
Corresponding to the predictive encoding method that Fig. 3 provides, the embodiment of the present invention provides the first predetermined decoding method, and as shown in Figure 4, this coding/decoding method comprises:
S41: pre-configured and store high frequency, Frequency and note Character decoder table.
Particularly, N1 the higher frequency f that can be sent by the voice-frequency channel described in S12 is pre-determined 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by this voice-frequency channel 1, f ' 2..., f ' n2; In the mode of the corresponding note character of a combination of frequency in a frequency in this N1 higher frequency and this N2 Frequency, plant combination of frequency for N1 × N2 that a described N1 higher frequency and N2 Frequency is formed and be decoded as N1 × N2 note character respectively, obtain and store high frequency, Frequency and note Character decoder table; Wherein, described N1, N2 are the positive integer being more than or equal to 4;
S42: according to the high frequency prestored, Frequency and note Character decoder table, is decoded as a note character by a Frequency adjacent in the described audio-frequency information received and a higher frequency successively.
Preferably, when the audio-frequency information received in S21 comprises starting character and full stop, described starting character and full stop be respectively preset, by voice-frequency channel transmit and for the characteristic frequency information of the beginning and end that identify each note character, then in S42, according to the high frequency prestored, Frequency and note Character decoder table, in order a Frequency adjacent between often pair of starting character and full stop in the described audio-frequency information received and a higher frequency are decoded as a note character.Such as, wherein, after the method described in S41 is pre-configured high frequency, Frequency and note Character decoder table, if current needs are to the audio-frequency information " f by obtaining after encoding method encodes above-mentioned in the present embodiment kf 1f ' 4f jf kf 3f ' 2f lf kf 6f ' 4f j" decode, then first according to the starting character f preset kwith full stop f jcan rapidly by audio-frequency information " f kf 1f ' 4f jf kf 3f ' 2f jf kf 6f ' 4f j" split three combination: f of a higher frequency and a Frequency in order 1f ' 4, f 3f ' 2and f 6f ' 4, inquire about in this high frequency, Frequency and note Character decoder table subsequently and obtain: higher frequency f 1with Frequency f ' 4corresponding decoding character is " you ", higher frequency f 3with Frequency f ' 2corresponding decoding character is " good ", higher frequency f 6with Frequency f ' 4corresponding decoding character be punctuation mark "! ", then audio-frequency information " the f will be currently received in S42 kf 1f ' 4f jf kf 3f ' 2f lf kf 6f ' 4f j" " hello to be decoded as note character string! ".
Embodiment two
A kind of concrete grammar that any note character is encoded is provided in above-described embodiment one, due to numerical character, the character quantities such as punctuation mark are few, can easily be realized by this coding method when it is encoded, and Chinese character quantity is more, need the frequency that can be sent by voice-frequency channel that uses more during the method for encoding to any note character provided adopting the embodiment of the present invention, for saving frequency resource further, present embodiments provide the another kind of coding method to Chinese character, the audio frequency of encoding and using can be reduced further on the basis of above-mentioned coding method, specifically as shown in Figure 5.
The second predictive encoding method that Fig. 5 provides for the embodiment of the present invention, the method is used for Chinese character to be sent to be first converted to pinyin character string, each pinyin character in pinyin character string corresponding to each Chinese character is encoded to respectively a Frequency that can be sent by voice-frequency channel and a higher frequency subsequently, the method specifically comprises:
S51: pre-configured and store pinyin character and high frequency, Frequency coding schedule.
The specific implementation method of this step is: pre-determine N1 the higher frequency f that can be sent by voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by voice-frequency channel 1, f ' 2..., f ' n2; In the mode that a frequency in this N1 higher frequency and a frequency coding in N2 Frequency are a pinyin character, a described N1 higher frequency and a described N2 Frequency are encoded to N1 × N2 pinyin character, obtain and store pinyin character and high frequency, Frequency coding schedule; Wherein, N1, N2 are the positive integer being more than or equal to 4;
S52: according to the corresponding relation of Chinese character and phonetic, each Chinese character to be sent is converted to the pinyin character string of its correspondence.
S53: according to the pinyin character prestored and high frequency, Frequency coding schedule, is encoded to audio-frequency information respectively by each pinyin character in the pinyin character string corresponding to each Chinese character to be sent in order.Be similar to embodiment one, in this step, for the ease of recipient, information encoded is herein decoded, can specify: each pinyin character is encoded in the audio-frequency information obtained, make higher frequency in first place, Frequency at second, like this, when decoding end receives the audio-frequency information comprising several high and low frequency frequencies, can learn being a pinyin character string represented by each higher frequency and a Frequency following closely easily.Obviously, much more no longer the send mode of the frequency information corresponding to above-mentioned each pinyin character can also be defined as other modes, to describe herein.
Be similar to an embodiment, such as, in S51, be previously determined N1 the higher frequency f that can be sent by voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by voice-frequency channel 1, f ' 2..., f ' n2, after being encoded, obtain pinyin character and high frequency, Frequency coding schedule.If current note character string to be sent is Chinese character " hello ", then preset in pinyin character and high frequency, Frequency coding schedule and store well, order performs S52---current Chinese character " you " to be sent and " good " are respectively converted into their each self-corresponding pinyin character string " ni " and " hao "; Perform S43 more subsequently: in this pinyin character and high frequency, Frequency coding schedule, inquire about obtaining: coding frequency corresponding to pinyin character " n " is f 1f ' 1, the coding frequency of pinyin character " i " correspondence is f 1f ' 2, the coding frequency of pinyin character " h " correspondence is f 1f ' 3, the coding frequency of pinyin character " a " correspondence is f 1f ' 4, the coding frequency of pinyin character " o " correspondence is f 1f ' 5, then current pinyin character string " nihao " corresponding to note character string " hello " to be sent is encoded to audio-frequency information " f 1f ' 1f 1f ' 2f 1f ' 3f 1f ' 4f 1f ' 5", last audio-frequency information " f 1f ' 1f 1f ' 2f 1f ' 3f 1f ' 4f 1f ' 5" be sent out away by the voice-frequency channel connected according to S12.
Preferably, for ease of with decoding end normal decoder, in predictive encoding method shown in Fig. 5, after S53, also step can be comprised: the beginning of the audio-frequency information corresponding to each note character (being Chinese character in this embodiment) to be sent obtained after S53 performs and end arrange starting character and the full stop of beginning and end for identifying this note character.Described starting character and full stop are respectively frequency information that preset, that transmit by the voice-frequency channel connected described in S12.Such as, in the example of the preceding paragraph, audio-frequency information " f corresponding after Chinese character " you " to be sent coding 1f ' 1f 1f ' 2" and Chinese character " good " to be sent coding after corresponding audio-frequency information " f 1f ' 3f 1f ' 4f 1f ' 5" beginning and terminate to arrange the frequency f that can be sent by the described voice-frequency channel that connected respectively k(starting character) and f j(full stop), obtains the audio-frequency information " f corresponding to note character " hello " to be sent kf 1f ' 1f 1f ' 2f jf kf 1f ' 3f 1f ' 4f 1f ' 5f j".
Obviously, two kinds of coding methods in embodiment one and embodiment two can also be combined, such as, when not only also containing other symbols such as punctuation mark or numerical chracter containing Chinese in note character string to be sent, can pre-configured other note characters except Chinese character and several high frequencies that can be sent by voice-frequency channel, Frequency coding schedule, then when receiving note character string to be sent, first the Chinese character in note character string to be sent is converted to the pinyin character string corresponding to it, then according to pre-configured other note characters except Chinese character and several high frequencies that can be sent by voice-frequency channel, Frequency coding schedule, by pinyin character string to be sent and other character codes for high frequency, the audio-frequency information that Frequency represents.Much more no longer to explain herein.
Corresponding to the predictive encoding method that Fig. 5 provides, the embodiment of the present invention provides the second predetermined decoding method, and as shown in Figure 6, this coding/decoding method comprises:
S61: pre-configured and store high frequency, Frequency and pinyin character decoding table.
In this step, pre-determine N1 the higher frequency f that can be sent by voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by this voice-frequency channel 1, f ' 2..., f ' n2; The mode of the corresponding pinyin character of the combination of frequency stated in N2 Frequency with a frequency in this N1 higher frequency, N1 × N2 kind combination of frequency that a described N1 higher frequency and N2 Frequency form is decoded as N1 × N2 pinyin character respectively, obtains and store high frequency, Frequency and pinyin character decoding table; Wherein, N1, N2 are the positive integer being more than or equal to 4.
S62: according to the described high frequency prestored, Frequency and pinyin character decoding table, in order a Frequency adjacent in the described audio-frequency information received and a higher frequency are decoded as a pinyin character, obtain the pinyin character string corresponding to described audio-frequency information.
S63: according to the corresponding relation of phonetic and Chinese character, the pinyin character string obtained in previous step corresponding to audio-frequency information is converted to Chinese character string.In this step, what need to go the pinyin character string that judges to obtain in S63 corresponding according to voice linguistic context in conjunction with the mathematical statistics such as mathematical formulae and probability theory scheme is any Chinese character, its mechanism is similar to intelligent input method of the prior art, because the association's identification relation between pinyin character and Chinese character is not emphasis of the present invention, much more no longer to explain herein.
Preferably, when the audio-frequency information received in S21 comprises starting character and full stop, described starting character and full stop are respectively and preset, by voice-frequency channel transmission and for the characteristic frequency information of the beginning and end that identify each note character, then S62 specifically comprises: according to the high frequency prestored, Frequency and pinyin character decoding table, in order a Frequency adjacent between often pair of starting character and full stop in the described audio-frequency information received and a higher frequency are decoded as a pinyin character, obtain the pinyin character string between often pair of first starting character and the first full stop.Then S63 specifically comprises: according to the corresponding relation of phonetic and Chinese character, in order the pinyin character string between often pair of first starting character obtained in previous step and the first full stop is converted to a Chinese character, finally obtains the Chinese character string corresponding to audio-frequency information received.
Such as, after method described by S61 is pre-configured high frequency, Frequency and pinyin character decoding table, the audio-frequency information of the needs decoding received assuming that current is the audio-frequency information " f comprising starting character and full stop by obtaining in coding method given example above-mentioned in the present embodiment kf 1f ' 1f 1f ' 2f jf kf 1f ' 3f 1f ' 4f 1f ' 5f j", then the first starting character f according to presetting in S62 kwith full stop f jcan rapidly by audio-frequency information " f kf 1f ' 1f 1f ' 2f jf kf 1f ' 3f 1f ' 4f 1f ' 5f j" be split as two combination of frequencies in order: " f 1f ' 1f 1f ' 2" and " f 1f ' 3f 1f ' 4f 1f ' 5", inquire about in this high frequency, Frequency and pinyin character decoding table subsequently and obtain: high and low combination of frequency f 1f ' 1corresponding decoding character is pinyin character " n ", high and low combination of frequency f 1f ' 2corresponding decoding character is pinyin character " i ", high and low combination of frequency f 1f ' 3corresponding decoding character is pinyin character " h ", high and low combination of frequency f 1f ' 4corresponding decoding character is pinyin character " a ", high and low combination of frequency f 1f ' 5the decoding character of answering is pinyin character " o ", then first couple of frequency information " f between starting character and full stop 1f ' 1f 1f ' 2" be decoded as pinyin character string " ni ", second couple of frequency information " f between starting character and full stop 1f ' 3f 1f ' 4f 1f ' 5" be decoded as pinyin character string " hao "; Perform S63 subsequently: according to the corresponding relation of phonetic and Chinese character, the two spelling sound character strings " ni " of the next-door neighbour decoded and " hao " are converted to Chinese character " hello ".
Embodiment three
The third predictive encoding method that Fig. 7 provides for the embodiment of the present invention, each note character code to be sent is at least two dual-tone multifrequency codes in existing dual-tone multifrequency technology by the method, then each note character can be sent by voice-frequency channel with the higher frequency corresponding to the dual-tone multifrequency code corresponding to this note character and Frequency.The method specifically comprises the following steps:
S71: pre-configured and store note character and dual-tone multifrequency code coding schedule.
The specific implementation method of this step is: the mode being encoded to a note character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several note characters, obtain and store note character and dual-tone multifrequency code coding schedule.Wherein, n dual-tone multifrequency code in corresponding existing 16 the dual-tone multifrequency codes of each note character can be specified, wherein n=2,16, when the note character quantity needing to carry out encoding is more, also the quantity of the dual-tone multifrequency code that different note characters is corresponding can be made different, such as, in described note character and dual-tone multifrequency code coding schedule, some note character adopts 2 dual-tone multifrequency codes to encode, and some note character adopts 3 even more dual-tone multifrequency codes to encode, and maximum note character quantities that this kind of method can be encoded are individual.
S72: according to the described note character prestored and dual-tone multifrequency code coding schedule, is encoded to several dual-tone multifrequency codes respectively by each note character to be sent in order.
Several dual-tone multifrequency codes corresponding to each note character to be sent are encoded to audio-frequency information by S73: according to double-tone multi-frequency coding method in order respectively.
Such as, in S71,16 dual-tone multifrequency codes (comprising: numeral 0 ~ 9, English A, B, C, D and symbol * and #) are encoded into several note characters, obtain note character and dual-tone multifrequency code coding schedule, and establish corresponding two the dual-tone multifrequency codes of each note character herein.If current note character string to be sent is that " hello! ", then when performing S72, inquire about in the note character prestored and dual-tone multifrequency code coding schedule and obtain: the dual-tone multifrequency code that Chinese character " you " is corresponding is " 01 ", and the dual-tone multifrequency code that Chinese character " good " is corresponding is " 26 ", punctuation mark "! " corresponding dual-tone multifrequency code be " 4A ", then " hello for current note character string to be sent after execution S42! " be encoded as several dual-tone multifrequency codes " 01 ", " 26 ", " 4A ".Perform S73 subsequently: for convenience of description herein, first provide double-tone multi-frequency coding table as shown in table 1 below, and use x in follow-up explanation 1represent the higher frequency 1209Hz in following table, use x 2represent the higher frequency 1336Hz in following table, use x 3represent the higher frequency 1477Hz in following table, use x 4represent the higher frequency 1633Hz in following table, and with y ' 1represent the higher frequency 697Hz in following table, with y ' 2represent the higher frequency 770Hz in following table, with y ' 3represent the higher frequency 850Hz in following table, with y ' 4represent the higher frequency 941Hz in following table.
Table 1 double-tone multi-frequency coding table
Then in this example, when performing S73, dual-tone multifrequency code string " 01 " is encoded to height frequency information " x 2y ' 4x 1y ' 1", dual-tone multifrequency code string " 26C " is encoded to height frequency information " x 2y ' 1x 3y ' 2", dual-tone multifrequency code string " 4A " is encoded to height frequency information " x 1y ' 3x 4y ' 1", finally to sent note character string, " hello! " audio-frequency information that obtains after coding is " x 2y ' 4x 1y ' 1x 2y ' 1x 3y ' 2x 1y ' 3x 4y ' 1", the voice-frequency channel of this audio-frequency information according to S12 is sent out away.
Obviously, when the number of the dual-tone multifrequency code corresponding to two note characters any in described note character with dual-tone multifrequency code coding schedule is identical, the audio-frequency information that S73 sends after performing can be correctly decoded recipient." hello for note character string as in the example of the preceding paragraph! " in corresponding two the dual-tone multifrequency codes of each note character; and the corresponding higher frequency of each dual-tone multifrequency code and a Frequency; therefore each note character is finally encoded as four frequencies---two higher frequency and two Frequencies; as long as these four frequencies arranged according to predetermined order; as in the example of the preceding paragraph; four frequencies that each note character is finally encoded as arrange according to the order of " high frequency low frequency high frequency low frequency ", decoding end is " x receiving audio-frequency information 2y ' 4x 1y ' 1x 2y ' 1x 3y ' 2x 1y ' 3x 4y ' 1" time, can will comprise four frequencies in order---the audio-frequency information of " high frequency low frequency high frequency low frequency " is decoded as a note character.
Preferably, when at least there is two note characters different from a corresponding dual-tone multifrequency number of codes in described note character with dual-tone multifrequency code coding schedule, for ease of decoding end normal decoder, in predictive encoding method shown in Fig. 7, after S73, also comprise step: the beginning of the audio-frequency information corresponding to each note character to be sent obtained after S73 performs and end arrange starting character and the full stop of beginning and end for identifying this note character.Described starting character and full stop are respectively frequency information that preset, that send by the voice-frequency channel connected described in S12.Such as, in the above-mentioned coding examples that the present embodiment provides, the audio-frequency information " x that can encode after by S73 2y ' 4x 1y ' 1x 2y ' 1x 3y ' 2x 1y ' 3x 4y ' 1" in, the beginning of former audio-frequency information corresponding to each note character to be sent and terminate to arrange starting character f respectively kwith full stop f j, obtaining audio-frequency information to be sent is " f kx 2y ' 4x 1y ' 1f jf kx 2y ' 1x 3y ' 2f jf kx 1y ' 3x 4y ' 1f j".
Corresponding to the third predictive encoding method that the present embodiment provides, the embodiment of the present invention provides the third predetermined decoding method, and as shown in Figure 8, this coding/decoding method comprises:
S81: pre-configured and store dual-tone multifrequency code and note Character decoder table.
In this step, in advance in the mode of the corresponding note character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed of being encoded by 16 dual-tone multifrequency codes are decoded as several note characters respectively, obtain and store dual-tone multifrequency code and note Character decoder table.
S82: according to dual-tone multifrequency code coding/decoding method, is decoded as a dual-tone multifrequency code by a Frequency adjacent in the audio-frequency information received and a higher frequency successively, obtains the dual-tone multifrequency code string corresponding to described audio-frequency information.
S83: according to the described dual-tone multifrequency code prestored and note Character decoder table, is decoded as note character string by the dual-tone multifrequency code string obtained in previous step.
In the method, if the number of the dual-tone multifrequency code in the described dual-tone multifrequency code configured in S81 and note Character decoder table corresponding to any two note characters is N(N >=2), after then S82 executes, in S83, successively adjacent N number of dual-tone multifrequency code string is decoded as a note character.Such as, if the number of the dual-tone multifrequency code in the described dual-tone multifrequency code configured in S81 and note Character decoder table corresponding to any two note characters is N=2, in the dual-tone multifrequency code string that S82 obtains after performing, the number of dual-tone multifrequency code is 6, then 1-2 dual-tone multifrequency code in this dual-tone multifrequency code string is decoded as first note character by S83, and 3-4 dual-tone multifrequency code in these 6 dual-tone multifrequency codes is decoded as second note character, and 5-6 dual-tone multifrequency code in these 6 dual-tone multifrequency codes is decoded as the 3rd note character.
Preferably, when the audio-frequency information received in S21 comprises starting character and full stop, described starting character and full stop be respectively preset, by voice-frequency channel transmission and for the characteristic frequency information of the beginning and end that identify each note character, then S82 specifically comprises: according to dual-tone multifrequency code coding/decoding method, successively a Frequency adjacent between often pair of starting character and full stop in the described audio-frequency information received and a higher frequency are decoded as a dual-tone multifrequency code, obtain several dual-tone multifrequency codes between often pair of starting character and full stop.Now S83 specifically comprises: according to the described dual-tone multifrequency code prestored and note Character decoder table, successively several dual-tone multifrequency codes between the often pair of starting character obtained in previous step and full stop are decoded as a note character, finally obtain note character string.Such as: after the method described by S81 is pre-configured dual-tone multifrequency code and note Character decoder table, the audio-frequency information of the needs decoding received assuming that current is the audio-frequency information " f comprising starting character and full stop by obtaining in coding method given example above-mentioned in the present embodiment kx 2y ' 4x 1y ' 1f jf kx 2y ' 1x 3y ' 2f jf kx 1y ' 3x 4y ' 1f j", then the first starting character f according to presetting in S82 kwith full stop f jrapidly this audio-frequency information can be split as three combination of frequencies in order: " x 2y ' 4x 1y ' 1", " x 2y ' 1x 3y ' 2" and " x 1y ' 3x 4y ' 1", subsequently according to dual-tone multifrequency coding/decoding method, by first couple of frequency information " x between starting character and full stop 2y ' 4x 1y ' 1" be decoded as dual-tone multifrequency code string " 01 ", and by second couple of frequency information " x between starting character and full stop 2y ' 1x 3y ' 2" be decoded as dual-tone multifrequency code string " 26 ", and by the 3rd couple of frequency information " x between starting character and full stop 1y ' 3x 4y ' 1" be decoded as dual-tone multifrequency code string " 4A ".Finally perform S83: obtain according to inquiring about in the described dual-tone multifrequency code prestored and note Character decoder table: the note character that dual-tone multifrequency code string " 01 " is corresponding is Chinese character " you ", the note character that dual-tone multifrequency code string " 26 " is corresponding is Chinese character " good ", the note character that dual-tone multifrequency code string " 4A " is corresponding be punctuation mark "! ", that is: the audio-frequency information received the most at last is decoded as note character string, and " hello! "
Embodiment four
A kind of concrete grammar of any note character being encoded in conjunction with existing dual-tone multifrequency code is provided in above-described embodiment three, due to numerical character, the character quantities such as punctuation mark are few, can easily be realized by this coding method when it is encoded, and Chinese character quantity is more, need the dual-tone multifrequency code of use more when the coding method adopting the embodiment of the present invention three to provide, therefore for save frequency resource further, present embodiments provide the another kind of coding method to Chinese character, the dual-tone multifrequency code of encoding and using is provided by the basis of the coding method that can provide in embodiment three further.
The 4th kind of predictive encoding method that Fig. 9 provides for the embodiment of the present invention, first Chinese character to be sent is converted to pinyin character string by the method, subsequently each pinyin character in the pinyin character string corresponding to each Chinese character is encoded at least two dual-tone multifrequency codes respectively, then several dual-tone multifrequency codes corresponding to Chinese character are encoded by double-tone multi-frequency coding method, finally obtain the audio-frequency information of the frequency coding adopted with existing dual-tone multifrequency code.As shown in Figure 9, the method specifically comprises:
S91: pre-configured and store pinyin character and dual-tone multifrequency code coding schedule.
The specific implementation method of this step is: the mode being encoded to a pinyin character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several note characters, obtain and store pinyin character and dual-tone multifrequency code coding schedule.Wherein, can specify that each pinyin character correspondence is encoded to n dual-tone multifrequency code, wherein n=2 in existing 16 dual-tone multifrequency codes ..., 16.Obviously, the quantity of the dual-tone multifrequency code that different pinyin character also can be made corresponding is different, such as, in described pinyin character and dual-tone multifrequency code coding schedule, some pinyin character adopts 2 dual-tone multifrequency codes to encode, some pinyin character adopts 3 even more dual-tone multifrequency codes to encode, and maximum note character quantities that this kind of method can be encoded are individual.
S92: according to the corresponding relation of Chinese character and phonetic, each Chinese character to be sent is converted into the pinyin character string of its correspondence.
S93: according to the pinyin character prestored and dual-tone multifrequency code coding schedule, is encoded to several dual-tone multifrequency codes respectively by each pinyin character in the pinyin character string corresponding to each Chinese character to be sent in order.
Several dual-tone multifrequency codes corresponding to each pinyin character in pinyin character string corresponding to each Chinese character to be sent are encoded to audio-frequency information by S94: according to double-tone multi-frequency coding method in order respectively.
Such as, in S91, existing 16 dual-tone multifrequency codes are encoded into 26 pinyin character, obtain pinyin character and dual-tone multifrequency code coding schedule, and establish corresponding two the dual-tone multifrequency codes of each pinyin character herein.If current note character string to be sent is Chinese character string " hello ", then the just current Chinese character " you " to be sent of S92 and " good " are respectively converted into their each self-corresponding pinyin character string " ni " and " hao ", perform S93 more subsequently: in the pinyin character prestored and dual-tone multifrequency code coding schedule, inquire about obtaining: two dual-tone multifrequency codes of pinyin character " n " correspondence are " 12 ", two dual-tone multifrequency codes of mosaic symbol " i " correspondence are " 13 ", two dual-tone multifrequency codes of pinyin character " h " correspondence are " 14 ", two dual-tone multifrequency codes of pinyin character " a " correspondence are " 15 ", two dual-tone multifrequency codes of pinyin character " o " correspondence are " 16 ", then current pinyin character string " ni " corresponding to Chinese character " you " to be sent is encoded as dual-tone multifrequency code string " 1213 ", pinyin character string " hao " corresponding to Chinese character " good " is encoded as dual-tone multifrequency code string " 141516 ", finally perform S94: the double-tone multi-frequency coding table according to a upper embodiment, the dual-tone multifrequency code string " 1213 " corresponding to Chinese character " you " to be sent is encoded to audio-frequency information " x 1y ' 1x 2y ' 1x 1y ' 1x 3y ' 1", and the dual-tone multifrequency code string " 141516 " corresponding to Chinese character " good " to be sent is encoded to audio-frequency information " x 1y ' 1x 1y ' 2x 1y ' 1x 2y ' 2x 1y ' 1x 3y ' 2", that is: current note character string " hello " to be sent is audio-frequency information " x through the encoding method encodes that the present embodiment provides 1y ' 1x 2y ' 1x 1y ' 1x 3y ' 1x 1y ' 1x 1y ' 2x 1y ' 1x 2y ' 2x 1y ' 1x 3y ' 2", the voice-frequency channel of this audio-frequency information according to S12 is sent out away.
Obviously, when the number of the dual-tone multifrequency code corresponding to two pinyin character any in described pinyin character with dual-tone multifrequency code coding schedule is identical, the audio-frequency information that S93 sends after performing can be correctly decoded recipient.As in the example of the preceding paragraph, corresponding two the dual-tone multifrequency codes of each pinyin character in the pinyin character string " ni " corresponding to each character of note character string " hello " and " hao ", and the corresponding higher frequency of each dual-tone multifrequency code and a Frequency, therefore each pinyin character is finally encoded as four frequencies---two higher frequency and two Frequencies, as long as these four frequencies are arranged according to predetermined order, as in this example, each pinyin character is finally by the tactic audio-frequency information of four " high frequency low frequency high frequency low frequencies " of encoding, therefore decoding end is " x receiving audio-frequency information 1y ' 1x 2y ' 1x 1y ' 1x 3y ' 1x 1y ' 1x 1y ' 2x 1y ' 1x 2y ' 2x 1y ' 1x 3y ' 2" time, can will comprise four frequencies in order---the audio-frequency information of " high frequency low frequency high frequency low frequency " is decoded as a pinyin character.
Preferably, when at least there is two pinyin character different from a corresponding dual-tone multifrequency number of codes in described pinyin character with dual-tone multifrequency code coding schedule, for ease of decoding end normal decoder, in predictive encoding method shown in Fig. 9, also can comprise step after S94: the beginning of several audio-frequency informations corresponding to each pinyin character arrange for separate this pinyin character and pinyin character above thereof separately corresponding to the separator of audio-frequency information, described separator is what preset, by the frequency information that the voice-frequency channel connected described in S12 sends, namely described separator is for separating the audio-frequency information corresponding to any two adjacent pinyin character.Such as, in the above-mentioned coding examples that the present embodiment provides, can to the audio-frequency information " x obtained after being encoded by S94 1y ' 1x 2y ' 1x 1y ' 1x 3y ' 1x 1y ' 1x 1y ' 2x 1y ' 1x 2y ' 2x 1y ' 1x 3y ' 2" in the beginning of audio-frequency information corresponding to each pinyin character separator " f is set d", thus obtain the audio-frequency information " f comprising separator dx 1y ' 1x 2y ' 1f dx 1y ' 1x 3y ' 1f dx 1y ' 1x 1y ' 2f dx 1y ' 1x 2y ' 2f dx 1y ' 1x 3y ' 2".
Preferably, for ease of decoding end normal decoder, in the coding method that the present embodiment provides, after above-mentioned steps S94 or above-mentioned the step of separator is set after also can comprise step: the beginning of the audio-frequency information corresponding to each note character to be sent and terminate starting character and the full stop of the beginning and end that arrange for identifying this note character.Described starting character and full stop are respectively frequency information that preset, that send by the voice-frequency channel connected described in S12.Such as, in the example of the preceding paragraph, the audio-frequency information " f of separator can comprised further dx 1y ' 1x 2y ' 1f dx 1y ' 1x 3y ' 1f dx 1y ' 1x 1y ' 2f dx 1y ' 1x 2y ' 2f dx 1y ' 1x 3y ' 2" in, the beginning of former each note character " you " to be sent and the audio-frequency information corresponding to " good " and terminate to arrange starting character f respectively kwith full stop f j, obtaining audio-frequency information finally to be sent is " f kf dx 1y ' 1x 2y ' 1f dx 1y ' 1x 3y ' 1f lf kf dx 1y ' 1x 1y ' 2f dx 1y ' 1x 2y ' 2f dx 1y ' 1x 3y ' 2f l".
Corresponding to the 4th kind of predictive encoding method that the present embodiment provides, the present embodiment provides the 4th kind of predetermined decoding method, and as shown in Figure 10, this coding/decoding method comprises:
S101: pre-configured and store dual-tone multifrequency code and pinyin character decoding table.
The specific implementation method of this step is: in advance in the mode of the corresponding pinyin character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed of being encoded by 16 dual-tone multifrequency codes are decoded as several pinyin character respectively, obtain and store dual-tone multifrequency code and pinyin character decoding table.
S102: according to dual-tone multifrequency code coding/decoding method, is decoded as a dual-tone multifrequency code by a Frequency adjacent in the audio-frequency information received and a higher frequency successively, obtains the dual-tone multifrequency code string corresponding to audio-frequency information received.
S103: according to the dual-tone multifrequency code prestored and pinyin character decoding table, is decoded as pinyin character string by the dual-tone multifrequency code string obtained in previous step.
S104: according to the corresponding relation of phonetic and Chinese character, be converted to Chinese character string by obtaining pinyin character string in previous step in order.
Preferably, when the audio-frequency information received in S21 comprises starting character and full stop, described starting character and full stop be respectively preset, by voice-frequency channel transmission and for the characteristic frequency information of the beginning and end that identify each note character, then S102 specifically comprises: according to dual-tone multifrequency code coding/decoding method, successively the audio-frequency information in the described audio-frequency information received between often pair of starting character and full stop is decoded as several dual-tone multifrequency codes; S103 specifically comprises: according to the described dual-tone multifrequency code prestored and pinyin character decoding table, and several dual-tone multifrequency codes between the often pair of starting character obtained in previous step and full stop are decoded as pinyin character string; S104 specifically comprises: according to the corresponding relation of phonetic and Chinese character, in order the pinyin character string between the often pair of starting character obtained in previous step and full stop is converted to a Chinese character, finally obtains the Chinese character string corresponding to audio-frequency information received.
Preferably, when comprising separator in the audio-frequency information received in S21, S103 specifically comprises: according to the described dual-tone multifrequency code prestored and pinyin character decoding table, by in the dual-tone multifrequency code string that obtains in S102, dual-tone multifrequency code string between any two separators and after last separator is decoded as a pinyin character respectively, obtains pinyin character string.
Such as: S101 is pre-configured and after storing dual-tone multifrequency code and pinyin character decoding table, if the audio-frequency information received in S12 is the audio-frequency information " f not only having comprised separator but also comprised starting character and full stop kf dx 1y ' 1x 2y ' 1f dx 1y ' 1x 3y ' 1f lf kf dx 1y ' 1x 1y ' 2f dx 1y ' 1x 2y ' 2f dx 1y ' 1x 3y ' 2f l" time, then the first starting character f according to presetting in S102 kwith full stop f jrapidly this audio-frequency information can be split as in order two class frequency combination " f dx 1y ' 1x 2y ' 1f dx 1y ' 1x 3y ' 1" and " f dx 1y ' 1x 1y ' 2f dx 1y ' 1x 2y ' 2f dx 1y ' 1x 3y ' 2", subsequently according to dual-tone multifrequency coding/decoding method, by first couple of frequency information " f between starting character and full stop dx 1y ' 1x 2y ' 1f dx 1y' 1x 3y ' 1" be decoded as dual-tone multifrequency code string " f d12f d13 ", and by second couple of frequency information " f between starting character and full stop dx 1y ' 1x 1y ' 2f dx 1y ' 1x 2y ' 2f dx 1y ' 1x 3y ' 2" be decoded as dual-tone multifrequency code string " f d14f d15f d16 "; Perform S103 subsequently: according to the separator f preset din the dual-tone multifrequency code prestored and pinyin character decoding table, inquire dual-tone multifrequency code string " 12 ", " 13 ", " 14 ", " 15 " and " 16 " respectively corresponding pinyin character " n ", " i ", " h ", " a " and " o ", that is: obtain at first pair of pinyin character string " ni " between starting character and full stop with at second pair of pinyin character string " hao " between starting character and full stop; Finally perform S104, according to the corresponding relation of phonetic and Chinese character, pinyin character string " ni " and " hao " are decoded as Chinese character string " hello ".
Two kinds of coding methods in embodiment three and embodiment four can also be combined, such as, when not only also containing other symbols such as punctuation mark or numerical chracter containing Chinese in note character string to be sent, can the pre-configured coding schedule between other note character and dual-tone multifrequency codes except Chinese character, then when receiving note character string to be sent, if containing Chinese character in note character string to be sent, then first the Chinese character in note character string to be sent is converted to the pinyin character string corresponding to it, then according to the pre-configured coding schedule between other note character and dual-tone multifrequency codes except Chinese character, be dual-tone multifrequency code by pinyin character string to be sent and other character codes, finally more each dual-tone multifrequency code is converted to its each self-corresponding height, bass information sends, much more no longer to explain herein.Obviously; for this in conjunction with the embodiments three and embodiment four in the coding method that obtains of two kinds of coding methods; according to similar principles; those skilled in the art can in conjunction with the embodiments three and embodiment four in two kinds of coding/decoding methods the audio-frequency information obtained by this coding method is decoded accordingly; repeat no more, the short message sending corresponding to scheme and the method for reseptance of this volume solution, code also the invention is intended within the technical scope protected herein.
Corresponding to the note transmission method that the embodiment of the present invention shown in Fig. 1 provides, the embodiment of the present invention provides a kind of short message sending device, and this device sends after being used for that note character string to be sent is converted to the audio-frequency information that can be sent by voice-frequency channel.
Figure 11 shows that a kind of short message sending apparatus structure schematic diagram that the embodiment of the present invention provides, this device comprises coding module 111 and sending module 112; Note string encoding to be sent, for according to predictive encoding method, is audio-frequency information by coding module 111; Sending module 112 sends the audio-frequency information of coding module 111 coding acquisition for the voice-frequency channel by having connected.
Corresponding to the multiple predictive encoding method that the embodiment of the present invention provides, the embodiment of the present invention also provides the multiple short message sending device based on the device of short message sending shown in Figure 11 respectively, is described respectively below in conjunction with accompanying drawing 12 to accompanying drawing 17.
The second short message sending apparatus structure schematic diagram that Figure 12 provides for the embodiment of the present invention, this device comprises coding module 111 and sending module 112, and wherein, coding module 111 comprises note character code module 121 further.The higher frequency f that note character code module 121 can be sent by the voice-frequency channel by having connected for predefined N1 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode that a frequency in this N1 higher frequency and a frequency coding in N2 Frequency are a note character, this N1 higher frequency and N2 Frequency are encoded to N1 × N2 note character, obtain and store note character and high frequency, Frequency coding schedule; Wherein, described N1, N2 are the positive integer being more than or equal to 4.When note character code module 121 receives note character string to be sent, each note character code to be sent, according to the described note character prestored and high frequency, Frequency coding schedule, is audio-frequency information by note character code module 121 in order.
The third short message sending apparatus structure schematic diagram that Figure 13 provides for the embodiment of the present invention, this device comprises coding module 111 and sending module 112, and wherein, coding module 111 comprises Chinese character modular converter 131 and pinyin character coding module 132 further.
Wherein, Chinese character modular converter 131 is for the corresponding relation according to Chinese character and phonetic, each Chinese character to be sent is converted to the pinyin character string of its correspondence, and the pinyin character string corresponding to each Chinese character to be sent is supplied to pinyin character coding module 132.
The higher frequency f that pinyin character coding module 132 can be sent by described voice-frequency channel for predefined N1 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode that a frequency in this N1 higher frequency and a frequency coding in N2 Frequency are a pinyin character, this N1 higher frequency and N2 Frequency are encoded to N1 × N2 pinyin character, obtain and store pinyin character and high frequency, Frequency coding schedule; Wherein, N1, N2 are the positive integer being more than or equal to 4.When pinyin character coding module 132 receives the pinyin character string corresponding to each Chinese character to be sent that Chinese character modular converter 131 provides, pinyin character coding module 132 is according to the pinyin character prestored and high frequency, Frequency coding schedule, and each pinyin character in the pinyin character string corresponding to each Chinese character to be sent provided by Chinese character modular converter 131 is in order encoded to audio-frequency information respectively.
The 4th kind of short message sending apparatus structure schematic diagram that Figure 14 provides for the embodiment of the present invention, this device comprises coding module 111 and sending module 112, and wherein, coding module 111 comprises note character code module 141 and double-tone multi-frequency coding module 142 further.
Note character code module 141 is for being encoded to the mode of a note character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several note characters, obtain and store note character and dual-tone multifrequency code coding schedule; When note character code module 141 receives note character string to be sent, note character code module 141 is according to the note character prestored and dual-tone multifrequency code coding schedule, be several dual-tone multifrequency codes by each note character code to be sent in order, and several dual-tone multifrequency codes corresponding to each note character to be sent are sent to double-tone multi-frequency coding module 142.
Double-tone multi-frequency coding module 142 is for according to double-tone multi-frequency coding method, and several dual-tone multifrequency codes corresponding to each note character to be sent note character code module 141 provided are encoded to audio-frequency information in order.
The 5th kind of short message sending apparatus structure schematic diagram that Figure 15 provides for the embodiment of the present invention, this device comprises coding module 111 and sending module 112, wherein, coding module 111 comprises Chinese character modular converter 151, pinyin character coding module 152 and double-tone multi-frequency coding module 153 further.
Wherein, Chinese character modular converter 151 is for the corresponding relation according to Chinese character and phonetic, each Chinese character to be sent is converted to the pinyin character string of its correspondence, and the pinyin character string corresponding to each Chinese character is supplied to pinyin character coding module 152.
Pinyin character coding module 152 is for being encoded to the mode of a pinyin character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several pinyin character, obtain and store pinyin character and dual-tone multifrequency code coding schedule; When pinyin character coding module 152 receives the pinyin character string corresponding to each Chinese character that Chinese character modular converter 151 provides, also for according to the pinyin character that prestores and dual-tone multifrequency code coding schedule, in order each pinyin character in the pinyin character string corresponding to each Chinese character received is encoded to several dual-tone multifrequency codes respectively, and several dual-tone multifrequency codes corresponding to each pinyin character are sent to double-tone multi-frequency coding module 153.
Double-tone multi-frequency coding module 153 is for according to dual-tone multifrequency code encoding method, and several dual-tone multifrequency codes corresponding to each pinyin character provided by pinyin character coding module 152 are encoded to audio-frequency information in order respectively.
As shown in figure 16, preferably, the coding module 111 shown in Figure 15 also can comprise separator and arrange module 154, and the beginning for the audio-frequency information after double-tone multi-frequency coding module 153 is encoded corresponding to each pinyin character of obtaining arranges separator.Described separator for preset, to send by the described voice-frequency channel that connected and frequency information for separating the audio-frequency information corresponding to any two adjacent pinyin character.
As shown in figure 17, preferably, the short message sending device shown in Figure 11 to Figure 20 comprises start-stop symbol further and arranges module 113.
Wherein, coding module 111 provides for arranging module to described start-stop symbol the audio-frequency information finally obtained after each note character code.
Start-stop symbol arranges module 113 and arranges starting character and full stop for the beginning of the audio-frequency information finally obtained after each note character code that provides at coding module 111 and end, and sends to sending module 112 to send the audio-frequency information comprising starting character and full stop; Described starting character and full stop be respectively preset, to send by the voice-frequency channel that connected and for identifying each beginning of note character and the frequency information of end.
Sending module 112 sends start-stop for the voice-frequency channel by having connected and accords with the audio-frequency information comprising described starting character and full stop arranging module 113 and provide.
Obviously, for adding for short message sending device that start-stop symbol arranges module 113 on Figure 12 shown device, what start-stop symbol arranged that module 113 receives is the audio-frequency information finally obtained after note character code module 121 coding.Similarly, if coding module 111 comprises Chinese character modular converter 131 and pinyin character coding module 132, then what start-stop symbol arranged module 113 reception is the audio-frequency information finally obtained after pinyin character coding module 132 is encoded; If coding module 111 comprises note character code module 141 and double-tone multi-frequency coding module 142, then what start-stop symbol arranged module 113 reception is the audio-frequency information finally obtained after double-tone multi-frequency coding module 142 is encoded; If coding module 111 comprises Chinese character modular converter 151, pinyin character coding module 152 and double-tone multi-frequency coding module 153, then what start-stop symbol arranged module 113 reception is the audio-frequency information finally obtained after double-tone multi-frequency coding module 153 is encoded; If coding module 111 comprises Chinese character modular converter 151, pinyin character coding module 152, double-tone multi-frequency coding module 153 and separator arrange module 154, then what start-stop symbol arranged module 113 reception is finally arrange through separator the audio-frequency information obtained after module 154 adds separator.
Corresponding to the short message receiving method that the embodiment of the present invention shown in Fig. 2 provides, the embodiment of the present invention provides a kind of note receiving system, and this device is used for the audio-frequency information sended over by voice-frequency channel according to the former note character string being reduced to transmit leg transmission after the decoding of predetermined decoding method.
Figure 18 shows that a kind of note receiving system structural representation that the embodiment of the present invention provides, this device comprises receiver module 181 and decoder module 182.Wherein, the audio-frequency information that receiver module 181 sends over for the voice-frequency channel received by having connected, and this audio-frequency information is supplied to decoder module 182; The audio-frequency information that receiver module 181 provides, for according to predetermined decoding method, is decoded as note character string by decoder module 182.
Corresponding to the multiple predetermined decoding method provided in the embodiment of the present invention one to four, the embodiment of the present invention also provides the multiple note receiving system based on Figure 18 shown device respectively, is described respectively below in conjunction with accompanying drawing 19 to accompanying drawing 22.
The second note receiving system structural representation that Figure 19 provides for the embodiment of the present invention, this device comprises receiver module 181 and decoder module 182, and wherein, decoder module 182 comprises note Character decoder module 191 further.The higher frequency f that described note Character decoder module 191 can be sent by voice-frequency channel for predefined N1 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by voice-frequency channel 1, f ' 2..., f ' n2; In the mode of the corresponding note character of a combination of frequency in a frequency in N1 higher frequency and N2 Frequency, N1 × N2 kind combination of frequency that this N1 higher frequency and N2 Frequency form is decoded as N1 × N2 note character respectively, obtains and store high frequency, Frequency and note Character decoder table; When note Character decoder module 191 receives the audio-frequency information that receiver module 181 provides, a Frequency adjacent in the audio-frequency information received and a higher frequency, according to the described high frequency prestored, Frequency and note Character decoder table, are decoded as a note character by note Character decoder module 191 successively; Wherein, described N1, N2 are the positive integer being more than or equal to 4.
The third note receiving system structural representation that Figure 20 provides for the embodiment of the present invention, this device comprises receiver module 181 and decoder module 182, and wherein, decoder module 182 comprises pinyin character decoder module 201 and pinyin character modular converter 202 further.
Pinyin character decoder module 201, for the higher frequency f that predefined N1 can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode of the corresponding pinyin character of a combination of frequency in a frequency in a described N1 higher frequency and a described N2 Frequency, N1 × N2 kind combination of frequency that a described N1 higher frequency and a described N2 Frequency form is decoded as N1 × N2 pinyin character respectively, obtains and store high frequency, Frequency and pinyin character decoding table; When described pinyin character decoder module receives the audio-frequency information that described receiver module provides, described pinyin character decoder module is used for described high frequency, Frequency and pinyin character decoding table according to prestoring, successively a Frequency adjacent in the audio-frequency information received and a higher frequency are decoded as a pinyin character, obtain the pinyin character string corresponding to described audio-frequency information and send it to described pinyin character modular converter; Wherein, described N1, N2 are the positive integer being more than or equal to 4;
The pinyin character string that described pinyin character decoder module provides, for the corresponding relation according to phonetic and Chinese character, is decoded as Chinese character string by pinyin character modular converter 202.
The 4th kind of note receiving system structural representation that Figure 21 provides for the embodiment of the present invention, this device comprises receiver module 181 and decoder module 182, and wherein, decoder module 182 comprises dual-tone multifrequency decoder module 211 and note Character decoder module 212 further;
Dual-tone multifrequency decoder module 211, for according to dual-tone multifrequency code coding/decoding method, a Frequency adjacent in the audio-frequency information provided by receiver module 181 successively and a higher frequency are decoded as a dual-tone multifrequency code, obtain the dual-tone multifrequency code string corresponding to described audio-frequency information and send it to note Character decoder module 212.
Note Character decoder module 212, for in advance in the mode of the corresponding note character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed by 16 dual-tone multifrequency codes are decoded as several note characters respectively, obtain and store dual-tone multifrequency code and note Character decoder table; When note Character decoder module 212 receives the dual-tone multifrequency code string corresponding to described audio-frequency information that dual-tone multifrequency decoder module 211 decodes, the dual-tone multifrequency code string received, for according to the dual-tone multifrequency code prestored and note Character decoder table, is decoded as note character string by note Character decoder module 212.
The 5th kind of note receiving system structural representation that Figure 22 provides for the embodiment of the present invention, this device comprises receiver module 181 and decoder module 182, wherein, decoder module 182 comprises dual-tone multifrequency decoder module 221, pinyin character decoder module 222 and pinyin character modular converter 223 further;
Dual-tone multifrequency decoder module 221, for according to dual-tone multifrequency code coding/decoding method, a Frequency adjacent in the audio-frequency information provided by receiver module 181 successively and a higher frequency are decoded as a dual-tone multifrequency code, obtain the dual-tone multifrequency code string corresponding to described audio-frequency information and send it to pinyin character decoder module 222;
Pinyin character decoder module 222, for in advance in the mode of the corresponding pinyin character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed by 16 dual-tone multifrequency codes are decoded as several pinyin character respectively, obtain and store dual-tone multifrequency code and pinyin character decoding table; When pinyin character decoder module 222 receives the dual-tone multifrequency code string corresponding to described audio-frequency information that dual-tone multifrequency decoder module 221 decodes, pinyin character decoder module 222 is for according to the dual-tone multifrequency code that prestores and pinyin character decoding table, the dual-tone multifrequency code string received is decoded as pinyin character string, and the pinyin character string decoded is sent to pinyin character modular converter 223.
Pinyin character modular converter 223, for the corresponding relation according to phonetic and Chinese character, the pinyin character string provided by pinyin character decoder module 222 is decoded as Chinese character string.
A kind of short message receiving and sending system that Figure 23 provides for the embodiment of the present invention, comprise the short message sending device 231 and note receiving system 232 that are connected by voice-frequency channel each other, wherein, short message sending device 231 is for according to predictive encoding method, be audio-frequency information by note string encoding to be sent, and by the voice-frequency channel connected, described audio-frequency information sent to note receiving system 232; The audio-frequency information that voice-frequency channel by having connected receives, for according to predetermined decoding method, is decoded as note character string by note receiving system 232.
Any one short message sending device that said short message dispensing device 231 can provide for Figure 11 to Figure 17, repeats no more herein.
Any one short message sending device that said short message receiving system 232 can provide for Figure 18 to Figure 22, repeats no more herein.
Preferably, what the embodiment of the present invention provided is navigation system by the short message receiving and sending system of voice-frequency channel transmitting-receiving note, now, one among described short message sending device 231 and note receiving system 232 is the navigation server of navigation system, another be equipped with navigation platform mobile phone or be mobile phone and the combination of car machine that navigation platform is housed.
Be a kind of navigation system can being received and dispatched note by voice-frequency channel that the embodiment of the present invention provides as shown in figure 24, comprise navigation server 241 and the mobile phone 242 that navigation platform is housed.
When navigation server is as short message sending device 231, when the mobile phone 242 that navigation platform is housed is as note receiving system 232, first the note character string of relevant destination locations information to be sent is converted to audio-frequency information according to pre-arranged code method by navigation server 241, and navigation server 241 passes through and the voice-frequency channel connected between the mobile phone 242 of navigation platform is housed this audio-frequency information to be sent to the mobile phone 242 that navigation platform is housed subsequently; This audio-frequency information received to be decoded as the former note character string about destination locations information according to predetermined decoding method by the mobile phone 242 that navigation platform is housed, and the corresponding function that the navigation platform be equipped with subsequently in the mobile phone 242 of navigation platform can call self provides the particular location about destination in the note character string decoded to user.Otherwise, if the mobile phone 242 that navigation platform is housed wants navigation server 241 to send note, the mobile phone 242 that namely navigation platform be housed as short message sending device 231 and navigation server 241 as note receiving system 232 time, this system, according to the note character string transmit operation carried out the explanation of Figure 23 between navigation server 241 and mobile phone 242, repeats no more herein.
The another kind that Figure 25 is depicted as the embodiment of the present invention to be provided can receive and dispatch the navigation system of note by voice-frequency channel, comprise navigation server 241, mobile phone 251 and the car machine 252 of navigation platform is housed.Wherein, when navigation server 241 is as short message sending device 231, mobile phone 251 and navigation platform is housed the combination of car machine 252 as note receiving system 232 time, be similar to system shown in Figure 24, first the note character string of relevant destination locations information to be sent is converted to audio-frequency information according to pre-arranged code method by navigation server 241, this audio-frequency information is sent to mobile phone 251 by the voice-frequency channel that navigation server 241 passes through to have connected between mobile phone 251 subsequently, this audio-frequency information received is transmitted to and decodes to the car machine 252 that navigation platform is housed by mobile phone 251 subsequently, the navigation platform be finally equipped with in the car machine 252 of navigation platform can provide the particular location of the destination decoded to user according to corresponding function.Otherwise, if the car machine 252 that navigation platform is housed wants navigation server 241 to upload note character string, namely when navigation server 241 is as note receiving system 232, the car machine 252 of navigation platform is then housed according to the coding rule preset, the current note string encoding of navigation server 241 of giving to be sent is converted to audio-frequency information, and this audio-frequency information is supplied to mobile phone 251, this audio-frequency information is sent to navigation server 241 by the voice-grade channel connected by mobile phone 251 subsequently; The audio-frequency information be subject to is decoded as former note character string according to predetermined decoding method by navigation server 241, and performs the corresponding operating of asking in this note character string.
Preferably, be a kind of order programme can being received and dispatched note by voice-frequency channel that the embodiment of the present invention provides as shown in figure 26, this system comprises song-requesting service device 261 and client requesting song platform 262, one among short message sending device 231 and note receiving system 232 is song-requesting service device 261, and another to be requested a song platform 262 for client.During concrete enforcement, the literal order of the relevant requesting song that song-requesting service device 261 elder generation sends in response to client requesting song platform 262, generates corresponding note to be sent, as comprised the note of the information such as singer's list or the list of new song; Note string encoding to be sent is be sent to client requesting song platform 262 by the voice-frequency channel connected after audio-frequency information by song-requesting service device 261 subsequently; After the audio-frequency information received is decoded as the note that song-requesting service device 261 provides at first by client requesting song platform 262, client requesting song platform 262 carries out respective songs play operation according to this short message content or corresponding information is supplied to user.Otherwise, if client requesting song platform 262 is wanted to send short messages on song-requesting service device 261, then according to making the corresponding function module operate accordingly to the explanation of Figure 23, also repeat no more herein.
Obviously; the short message receiving and sending system that the embodiment of the present invention provides is not limited to above-mentioned navigation system and order programme, and the communication system that other any one have employed the technical characteristic in short message receiving and sending system provided by the invention also should be within invention which is intended to be protected.
What deserves to be explained is, carry out in the process of short message receiving-transmitting in employing scheme provided by the invention, the encoding-decoding process of short message sending side and short message receiver needs to complete within the shortest time as far as possible, namely need to select the most effective coding and decoding scheme of reality to shorten the coding and decoding time further according to actual conditions, the actual transmissions time sum of the coding of short message sending side (or recipient) (or decoding) time and the audio-frequency information corresponding to note character string to be sent is made to be less than predetermined overtime duration, to ensure the normal transmitting-receiving of this note.
Note string encoding to be sent is creatively multiple frequencies that can be sent by voice-frequency channel by short message sending scheme provided by the invention (note transmission method and short message sending device), when note channel is broken down, with Chinese character, English character, numeral, phonetic alphabet, the note that punctuation mark etc. are content can normally be sent to recipient by voice-frequency channel, the short message receiver case (short message receiving method and note receiving system) that recipient adopts the embodiment of the present invention to provide can according to predetermined decoding method by received, the audio-frequency information sended over by the voice-frequency channel connected is decoded as the note character string that former transmit leg sends, adopt scheme provided by the invention can make can also normally receive and dispatch when the note of receiving and dispatching is at common note channel-failures, not only transmission speed is fast, and antijamming capability is strong, can be used in plurality of communication systems, there is very strong practicality.
Obviously, those skilled in the art can carry out various change and modification to the present invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.

Claims (26)

1. a note transmission method, is characterized in that, comprising:
According to predictive encoding method, be audio-frequency information by note string encoding to be sent;
Described audio-frequency information is sent by the voice-frequency channel connected;
Described according to predictive encoding method, be audio-frequency information by note string encoding to be sent, comprise:
Pre-determine N1 the higher frequency f that can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode that a frequency in a described N1 higher frequency and a frequency coding in a described N2 Frequency are a note character, a described N1 higher frequency and a described N2 Frequency are encoded to N1 × N2 note character, obtain and store note character and high frequency, Frequency coding schedule; Wherein, described N1, N2 are the positive integer being more than or equal to 4;
According to the described note character prestored and high frequency, Frequency coding schedule, be audio-frequency information by each note character code to be sent in order.
2. a kind of note transmission method as claimed in claim 1, is characterized in that, when described note character is Chinese character, described according to predictive encoding method, is audio-frequency information, comprises note string encoding to be sent:
Pre-determine N1 the higher frequency f that can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode that a frequency in a described N1 higher frequency and a frequency coding in a described N2 Frequency are a pinyin character, a described N1 higher frequency and a described N2 Frequency are encoded to N1 × N2 pinyin character, obtain and store pinyin character and high frequency, Frequency coding schedule; Wherein, described N1, N2 are the positive integer being more than or equal to 4;
According to the corresponding relation of Chinese character and phonetic, each Chinese character to be sent is converted to the pinyin character string of its correspondence;
According to the described pinyin character prestored and high frequency, Frequency coding schedule, in order each pinyin character in the pinyin character string corresponding to each Chinese character to be sent is encoded to audio-frequency information respectively.
3. a kind of note transmission method as claimed in claim 1, is characterized in that, described according to predictive encoding method, is audio-frequency information, comprises note string encoding to be sent:
Be encoded to the mode of a note character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several note characters, obtain and store note character and dual-tone multifrequency code coding schedule;
According to the described note character prestored and dual-tone multifrequency code coding schedule, in order each note character to be sent is encoded to several dual-tone multifrequency codes respectively;
According to double-tone multi-frequency coding method, in order several dual-tone multifrequency codes corresponding to each note character to be sent are encoded to audio-frequency information respectively.
4. a kind of note transmission method as claimed in claim 1, is characterized in that, when described note character is Chinese character, described according to predictive encoding method, is audio-frequency information, comprises note string encoding to be sent:
Be encoded to the mode of a pinyin character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several pinyin character, obtain and store pinyin character and dual-tone multifrequency code coding schedule;
According to the corresponding relation of Chinese character and phonetic, each Chinese character to be sent is converted into the pinyin character string of its correspondence;
According to the described pinyin character prestored and dual-tone multifrequency code coding schedule, in order each pinyin character in the pinyin character string corresponding to each Chinese character to be sent is encoded to several dual-tone multifrequency codes respectively;
According to double-tone multi-frequency coding method, several dual-tone multifrequency codes corresponding to each pinyin character in the pinyin character string corresponding to each Chinese character to be sent are encoded to audio-frequency information in order respectively.
5. a kind of note transmission method as claimed in claim 4, it is characterized in that, described according to double-tone multi-frequency coding method, after several dual-tone multifrequency codes corresponding to each pinyin character in pinyin character string corresponding to each Chinese character to be sent are encoded to audio-frequency information in order respectively, also comprise step:
The beginning of the audio-frequency information corresponding to each pinyin character arranges separator; Described separator for preset, to send by the described voice-frequency channel that connected and frequency information for separating the audio-frequency information corresponding to any two adjacent pinyin character.
6. a kind of note transmission method as described in any one of claim 1 to 5, it is characterized in that, described according to predictive encoding method, after note string encoding to be sent is audio-frequency information, also comprise step: starting character and full stop are set in the beginning of the audio-frequency information finally obtained after each note character code and end; Described starting character and full stop be respectively preset, to send by the described voice-frequency channel that connected and for identifying each beginning of note character and the frequency information of end.
7. a short message receiving method, is characterized in that, comprising:
Receive the audio-frequency information sended over by the voice-frequency channel connected;
According to predetermined decoding method, the described audio-frequency information received is decoded as note character string;
Described according to predetermined decoding method, described audio-frequency information is decoded as note character string, comprises:
Pre-determine N1 the higher frequency f that can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode of the corresponding note character of a combination of frequency in a frequency in a described N1 higher frequency and a described N2 Frequency, plant combination of frequency for N1 × N2 that a described N1 higher frequency and a described N2 Frequency is formed and be decoded as N1 × N2 note character respectively, obtain and store high frequency, Frequency and note Character decoder table; Wherein, described N1, N2 are the positive integer being more than or equal to 4;
According to the described high frequency prestored, Frequency and note Character decoder table, successively a Frequency adjacent in the described audio-frequency information received and a higher frequency are decoded as a note character.
8. short message receiving method as claimed in claim 7, is characterized in that, described according to predetermined decoding method, described audio-frequency information is decoded as note character string, comprises:
Pre-determine N1 the higher frequency f that can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode of the corresponding pinyin character of a combination of frequency in a frequency in a described N1 higher frequency and a described N2 Frequency, N1 × N2 kind combination of frequency that a described N1 higher frequency and a described N2 Frequency form is decoded as N1 × N2 pinyin character respectively, obtains and store high frequency, Frequency and pinyin character decoding table; Described N1, N2 are the positive integer being more than or equal to 4;
According to the described high frequency prestored, Frequency and pinyin character decoding table, successively a Frequency adjacent in the described audio-frequency information received and a higher frequency are decoded as a pinyin character, obtain the pinyin character string corresponding to described audio-frequency information;
According to the corresponding relation of phonetic and Chinese character, the pinyin character string corresponding to the described audio-frequency information obtained in previous step is converted to Chinese character string.
9. short message receiving method as claimed in claim 7, is characterized in that, described according to predetermined decoding method, described audio-frequency information is decoded as note character string, comprises:
In advance in the mode of the corresponding note character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed of being encoded by 16 dual-tone multifrequency codes are decoded as several note characters respectively, obtain and store dual-tone multifrequency code and note Character decoder table;
According to dual-tone multifrequency code coding/decoding method, successively a Frequency adjacent in the audio-frequency information received and a higher frequency are decoded as a dual-tone multifrequency code, obtain the dual-tone multifrequency code string corresponding to described audio-frequency information;
According to the described dual-tone multifrequency code prestored and note Character decoder table, the dual-tone multifrequency code string obtained in previous step is decoded as note character string.
10. short message receiving method as claimed in claim 7, is characterized in that, described according to predetermined decoding method, described audio-frequency information is decoded as note character string, comprises:
In advance in the mode of the corresponding pinyin character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed of being encoded by 16 dual-tone multifrequency codes are decoded as several pinyin character respectively, obtain and store dual-tone multifrequency code and pinyin character decoding table;
According to dual-tone multifrequency code coding/decoding method, successively a Frequency adjacent in the audio-frequency information received and a higher frequency are decoded as a dual-tone multifrequency code, obtain the dual-tone multifrequency code string corresponding to described audio-frequency information;
According to the described dual-tone multifrequency code prestored and pinyin character decoding table, the dual-tone multifrequency code string obtained in previous step is decoded as pinyin character string;
According to the corresponding relation of phonetic and Chinese character, the pinyin character string obtained in previous step is converted to Chinese character string.
11. 1 kinds of short message sending devices, is characterized in that, comprise coding module and sending module;
Described coding module is used for according to predictive encoding method, is audio-frequency information by note string encoding to be sent;
Described sending module is used for the audio-frequency information being sent the acquisition of described coding module coding by the voice-frequency channel connected;
Described coding module comprises note character code module, for the higher frequency f that predefined N1 can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode that a frequency in a described N1 higher frequency and a frequency coding in a described N2 Frequency are a note character, a described N1 higher frequency and a described N2 Frequency are encoded to N1 × N2 note character, obtain and store note character and high frequency, Frequency coding schedule; Wherein, described N1, N2 are the positive integer being more than or equal to 4; When described note character code module receives note character string to be sent, described note character code module is used for according to the described note character that prestores and high frequency, Frequency coding schedule, is audio-frequency information in order by each note character code to be sent.
12. a kind of short message sending devices as claimed in claim 11, is characterized in that, when described note character is Chinese character, described coding module comprises Chinese character modular converter and pinyin character coding module;
Described Chinese character modular converter, for the corresponding relation according to Chinese character and phonetic, each Chinese character to be sent is converted to the pinyin character string of its correspondence, and the pinyin character string corresponding to each Chinese character to be sent is supplied to described pinyin character coding module;
Described pinyin character coding module, for the higher frequency f that predefined N1 can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode that a frequency in a described N1 higher frequency and a frequency coding in a described N2 Frequency are a pinyin character, a described N1 higher frequency and a described N2 Frequency are encoded to N1 × N2 pinyin character, obtain and store pinyin character and high frequency, Frequency coding schedule; Wherein, described N1, N2 are the positive integer being more than or equal to 4; When described pinyin character coding module receives the pinyin character string corresponding to each Chinese character to be sent that described Chinese character modular converter provides, described pinyin character coding module is used for according to the described pinyin character that prestores and high frequency, Frequency coding schedule, and each pinyin character in the pinyin character string corresponding to each Chinese character to be sent provided by described Chinese character modular converter is in order encoded to audio-frequency information respectively.
13. a kind of short message sending devices as claimed in claim 11, it is characterized in that, described coding module comprises note character code module and double-tone multi-frequency coding module;
Described note character code module, for being encoded to the mode of a note character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several note characters, obtain and store note character and dual-tone multifrequency code coding schedule; When described note character code module receives note character string to be sent, described note character code module is also for according to the described note character that prestores and dual-tone multifrequency code coding schedule, be several dual-tone multifrequency codes by each note character code to be sent in order, and several dual-tone multifrequency codes corresponding to each note character to be sent are sent to described double-tone multi-frequency coding module;
Described double-tone multi-frequency coding module, for according to double-tone multi-frequency coding method, several dual-tone multifrequency codes corresponding to each note character to be sent described note character code module provided are encoded to audio-frequency information in order.
14. a kind of short message sending devices as claimed in claim 11, is characterized in that, when described note character is Chinese character, described coding module comprises Chinese character modular converter, pinyin character coding module and double-tone multi-frequency coding module;
Described Chinese character modular converter, for the corresponding relation according to Chinese character and phonetic, each Chinese character to be sent is converted to the pinyin character string of its correspondence, and the pinyin character string corresponding to each Chinese character is supplied to described pinyin character coding module;
Described pinyin character coding module, for being encoded to the mode of a pinyin character in advance with at least two dual-tone multifrequency codes in dual-tone multifrequency code, 16 dual-tone multifrequency codes are encoded to several pinyin character, obtain and store pinyin character and dual-tone multifrequency code coding schedule; When described pinyin character coding module receives the pinyin character string corresponding to each Chinese character that described Chinese character modular converter provides, described pinyin character coding module is also for according to the described pinyin character that prestores and dual-tone multifrequency code coding schedule, in order each pinyin character in the pinyin character string corresponding to each Chinese character received is encoded to several dual-tone multifrequency codes respectively, and several dual-tone multifrequency codes corresponding to each pinyin character are sent to described double-tone multi-frequency coding module;
Described double-tone multi-frequency coding module, for according to dual-tone multifrequency code encoding method, several dual-tone multifrequency codes corresponding to each pinyin character provide described pinyin character coding module are encoded to audio-frequency information in order respectively.
15. a kind of short message sending devices as claimed in claim 14, it is characterized in that, described short message sending device also comprises separator and arranges module, and the beginning for the audio-frequency information corresponding to each pinyin character of obtaining after described double-tone multi-frequency coding module coding arranges separator; Described separator for preset, to send by the described voice-frequency channel that connected and frequency information for separating the audio-frequency information corresponding to any two adjacent pinyin character.
16. a kind of short message sending devices as described in any one of claim 11 to 15, is characterized in that, described short message sending device also comprises start-stop symbol and arranges module;
Described coding module is used for arranging module to described start-stop symbol provides the audio-frequency information finally obtained after each note character code;
Described start-stop symbol arranges module, starting character and full stop are set for the beginning of audio-frequency information that finally obtains after each note character code described in providing at described coding module and end, and the audio-frequency information comprising described starting character and full stop is sent to described sending module; Described starting character and full stop be respectively preset, to send by the described voice-frequency channel that connected and for identifying each beginning of note character and the frequency information of end;
Described sending module, sends described start-stop for the voice-frequency channel by having connected and accords with the audio-frequency information comprising described starting character and full stop arranging module and provide.
17. 1 kinds of note receiving systems, is characterized in that, comprise receiver module and decoder module;
The audio-frequency information that described receiver module sends over for the voice-frequency channel received by having connected, and described audio-frequency information is supplied to described decoder module;
Described decoder module is used for according to predetermined decoding method, and the audio-frequency information that described receiver module provides is decoded as note character string;
Described decoder module comprises note Character decoder module, for the higher frequency f that predefined N1 can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode of the corresponding note character of a combination of frequency in a frequency in a described N1 higher frequency and a described N2 Frequency, N1 × N2 kind combination of frequency that a described N1 higher frequency and a described N2 Frequency form is decoded as N1 × N2 note character respectively, obtains and store high frequency, Frequency and note Character decoder table; When described note Character decoder module receives the audio-frequency information that described receiver module provides, described note Character decoder module is used for, according to the described high frequency, Frequency and the note Character decoder table that prestore, successively a Frequency adjacent in the audio-frequency information received and a higher frequency being decoded as a note character; Wherein, described N1, N2 are the positive integer being more than or equal to 4.
18. a kind of note receiving systems as claimed in claim 17, it is characterized in that, described decoder module comprises pinyin character decoder module and pinyin character modular converter;
Described pinyin character decoder module, for the higher frequency f that predefined N1 can be sent by described voice-frequency channel 1, f 2..., f n1, and N2 the Frequency f ' that can be sent by described voice-frequency channel 1, f ' 2..., f ' n2; In the mode of the corresponding pinyin character of a combination of frequency in a frequency in a described N1 higher frequency and a described N2 Frequency, N1 × N2 kind combination of frequency that a described N1 higher frequency and a described N2 Frequency form is decoded as N1 × N2 pinyin character respectively, obtains and store high frequency, Frequency and pinyin character decoding table; When described pinyin character decoder module receives the audio-frequency information that described receiver module provides, described pinyin character decoder module is used for described high frequency, Frequency and pinyin character decoding table according to prestoring, successively a Frequency adjacent in the audio-frequency information received and a higher frequency are decoded as a pinyin character, obtain the pinyin character string corresponding to described audio-frequency information and send it to described pinyin character modular converter; Wherein, described N1, N2 are the positive integer being more than or equal to 4;
Described pinyin character modular converter, for the corresponding relation according to phonetic and Chinese character, is decoded as Chinese character string by the pinyin character string that described pinyin character decoder module provides.
19. a kind of note receiving systems as claimed in claim 17, is characterized in that, described decoder module comprises dual-tone multifrequency decoder module and note Character decoder module;
Described dual-tone multifrequency decoder module, for according to dual-tone multifrequency code coding/decoding method, a Frequency adjacent in the audio-frequency information provided by described receiver module successively and a higher frequency are decoded as a dual-tone multifrequency code, obtain the dual-tone multifrequency code string corresponding to described audio-frequency information and send it to described note Character decoder module;
Described note Character decoder module, for in advance in the mode of the corresponding note character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed by 16 dual-tone multifrequency codes are decoded as several note characters respectively, obtain and store dual-tone multifrequency code and note Character decoder table; When described note Character decoder module receives the dual-tone multifrequency code string corresponding to described audio-frequency information that described dual-tone multifrequency decoding module decodes goes out, the dual-tone multifrequency code string received, for according to the described dual-tone multifrequency code prestored and note Character decoder table, is decoded as note character string by described note Character decoder module.
20. a kind of note receiving systems as claimed in claim 17, it is characterized in that, described decoder module comprises dual-tone multifrequency decoder module, pinyin character decoder module and pinyin character modular converter;
Described dual-tone multifrequency decoder module, for according to dual-tone multifrequency code coding/decoding method, a Frequency adjacent in the audio-frequency information provided by described receiver module successively and a higher frequency are decoded as a dual-tone multifrequency code, obtain the dual-tone multifrequency code string corresponding to described audio-frequency information and send it to described pinyin character decoder module;
Described pinyin character decoder module, for in advance in the mode of the corresponding pinyin character of at least two dual-tone multifrequency code combinations in dual-tone multifrequency code, the some groups of dual-tone multifrequency code combinations formed by 16 dual-tone multifrequency codes are decoded as several pinyin character respectively, obtain and store dual-tone multifrequency code and pinyin character decoding table; When described pinyin character decoder module receives the dual-tone multifrequency code string corresponding to described audio-frequency information that described dual-tone multifrequency decoding module decodes goes out, described pinyin character decoder module is used for according to the described dual-tone multifrequency code that prestores and pinyin character decoding table, the dual-tone multifrequency code string received is decoded as pinyin character string, and the pinyin character string decoded is sent to described pinyin character modular converter;
Described pinyin character modular converter, for the corresponding relation according to phonetic and Chinese character, is decoded as Chinese character string by the pinyin character string that described pinyin character decoder module provides.
21. 1 kinds of short message receiving and sending systems, is characterized in that, comprise the short message sending device and note receiving system that are connected by voice-frequency channel each other;
Described short message sending device is used for according to predictive encoding method, is audio-frequency information by note string encoding to be sent, and by the voice-frequency channel connected, described audio-frequency information is sent to described note receiving system;
Described note receiving system is used for according to predetermined decoding method, and the audio-frequency information that the voice-frequency channel by having connected receives is decoded as note character string;
The short message sending device of described short message sending device according to any one of claim 11 to 15.
22. a kind of short message receiving and sending systems as claimed in claim 21, is characterized in that, described short message sending device is short message sending device according to claim 16.
23. a kind of short message receiving and sending systems as claimed in claim 21, is characterized in that, the note receiving system of described note receiving system according to any one of claim 17 to 20.
24. a kind of short message receiving and sending systems as claimed in claim 21, it is characterized in that, one among described short message sending device and note receiving system is navigation server, and another among described short message sending device and note receiving system is the mobile phone that navigation platform is housed.
25. a kind of short message receiving and sending systems as claimed in claim 21, it is characterized in that, one among described short message sending device and note receiving system is navigation server, and another among described short message sending device and note receiving system is the car machine that navigation platform is housed;
Described short message receiving and sending system also comprises mobile phone, for being equipped with the car machine of navigation platform described in being transmitted to by the audio-frequency information that voice-frequency channel sends over by described navigation server, or the audio-frequency information that the described car machine that navigation platform is housed provides is sent to described navigation server by voice-frequency channel.
26. a kind of short message receiving and sending systems as claimed in claim 21, it is characterized in that, one among described short message sending device and note receiving system is song-requesting service device, and another among described short message sending device and note receiving system to be requested a song platform for client.
CN201210179464.4A 2012-06-01 2012-06-01 Methods and devices for sending and receiving short message, and short message sending and receiving system Active CN102695148B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210179464.4A CN102695148B (en) 2012-06-01 2012-06-01 Methods and devices for sending and receiving short message, and short message sending and receiving system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210179464.4A CN102695148B (en) 2012-06-01 2012-06-01 Methods and devices for sending and receiving short message, and short message sending and receiving system

Publications (2)

Publication Number Publication Date
CN102695148A CN102695148A (en) 2012-09-26
CN102695148B true CN102695148B (en) 2015-01-21

Family

ID=46860400

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210179464.4A Active CN102695148B (en) 2012-06-01 2012-06-01 Methods and devices for sending and receiving short message, and short message sending and receiving system

Country Status (1)

Country Link
CN (1) CN102695148B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103024116B (en) * 2012-11-27 2016-08-17 惠州Tcl移动通信有限公司 Information processing method based on double-tone multi-frequency coding matrix and information processing system
CN104954077B (en) * 2014-03-26 2017-08-04 宏碁股份有限公司 Sound dispensing device, reception device and the method that data are transmitted using voice signal
CN103997571A (en) * 2014-05-22 2014-08-20 无锡爱维特信息技术有限公司 Business card exchange method based on audio coding
CN105471517B (en) * 2014-08-26 2018-04-06 中国电信股份有限公司 Short distance information switching method and system, information are sent and receiving device, terminal
CN104602322A (en) * 2014-12-31 2015-05-06 小米科技有限责任公司 Equipment discovering method and device
CN104702678B (en) * 2015-02-13 2019-04-02 腾讯科技（深圳）有限公司 Document transmission method and device
CN106060740B (en) * 2016-05-24 2020-07-17 腾讯科技（深圳）有限公司 Microphone data processing method and device
CN106028129A (en) * 2016-06-16 2016-10-12 深圳Tcl数字技术有限公司 Method and system for sharing television programs among televisions
CN114697093A (en) * 2022-03-18 2022-07-01 联想(北京)有限公司 Verification method and electronic equipment

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101132436A (en) * 2006-08-21 2008-02-27 翟俊琳 Blind men mobile phone and calling mode
CN101141666A (en) * 2006-09-05 2008-03-12 中兴通讯股份有限公司 Method of converting text note to voice broadcast in mobile phone

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6151572A (en) * 1998-04-27 2000-11-21 Motorola, Inc. Automatic and attendant speech to text conversion in a selective call radio system and method
NZ564249A (en) * 2005-06-16 2010-12-24 Firooz Ghassabian Data entry system
CN100347741C (en) * 2005-09-02 2007-11-07 清华大学 Mobile speech synthesis method
CN101621759B (en) * 2008-06-30 2012-02-29 中兴通讯股份有限公司 Processing system for converting text short message into voice service and processing method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101132436A (en) * 2006-08-21 2008-02-27 翟俊琳 Blind men mobile phone and calling mode
CN101141666A (en) * 2006-09-05 2008-03-12 中兴通讯股份有限公司 Method of converting text note to voice broadcast in mobile phone

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
说明书第1-3页. *

Also Published As

Publication number Publication date
CN102695148A (en) 2012-09-26

Similar Documents

Publication Publication Date Title
CN102695148B (en) Methods and devices for sending and receiving short message, and short message sending and receiving system
JP4926527B2 (en) Voice codec switching apparatus and switching method in mobile communication terminal
CN104754536A (en) Method and system for realizing communication between different languages
CN101686286A (en) Realizing method and system of automatic business process with full voice service
CN102833411A (en) Method and system for processing information on basis of dual-tone multifrequency and receiving terminal
CN102625007A (en) Method for controlling voice-recognition home device
CN101854602A (en) Method for transmitting and receiving multimedia information and terminal
CN101661330A (en) Method for converting sign language and terminal thereof
CN102307258A (en) Communication method between primary device and accessory device, device thereof and system thereof
CN101394201A (en) Quick method and system for Bluetooth device to send information
CN103167437B (en) The method and system of USSD business, business platform is realized in cdma communication system
CN104010097A (en) Multimedia communication system and method based on traditional PSTN call
CN105471517A (en) Short-distance information exchange method and system, information sending device, information receiving device and terminal
CN102883227A (en) Character inputting method, devices and system
CN110719573B (en) Information transmission method and device, terminal equipment and storage medium
CN101621667A (en) Video providing method and system, and network device
CN204681413U (en) A kind of remote control based on dialing
CN103516775B (en) A kind of method and system realizing equipment room Fast synchronization
CN101119468B (en) Video interactive method, terminal equipment and menu selection device
CN102377751B (en) Automatic setting network pushes away method, user side and the server of broadcasting service language kind
CN104468479A (en) Terminal communication method, device and system, and terminal
CN101594407A (en) Information interactive method, device and system
CN101583103A (en) Transmitting or receiving method of short messages in text mode and device
CN100576858C (en) Be used for the selection of the transmission alphabet collection of short message service
CN102447770A (en) Method for realizing mobile phone network address book 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
C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address

Address after: 200335 Shanghai city Changning District Admiralty Road No. 999 Building 1 floor 904-906 room 9

Patentee after: Shanghai car sound intelligent technology Co., Ltd.

Address before: 200233, room 4, building 396, No. 305, Xuhui District, Shanghai, Guilin Road

Patentee before: Shanghai Cheyin Network Technology Co., Ltd.

CP03 Change of name, title or address